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<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Manages all author-related data
*
* Used by {@see SimplePie_Item::get_author()} and {@see SimplePie::get_authors()}
*
* This class can be overloaded with {@see SimplePie::set_author_class()}
*
* @package SimplePie
* @subpackage API
*/
class SimplePie_Author
{
/**
* Author's name
*
* @var string
* @see get_name()
*/
var $name;
/**
* Author's link
*
* @var string
* @see get_link()
*/
var $link;
/**
* Author's email address
*
* @var string
* @see get_email()
*/
var $email;
/**
* Constructor, used to input the data
*
* @param string $name
* @param string $link
* @param string $email
*/
public function __construct($name = null, $link = null, $email = null)
{
$this->name = $name;
$this->link = $link;
$this->email = $email;
}
/**
* String-ified version
*
* @return string
*/
public function __toString()
{
// There is no $this->data here
return md5(serialize($this));
}
/**
* Author's name
*
* @return string|null
*/
public function get_name()
{
if ($this->name !== null)
{
return $this->name;
}
return null;
}
/**
* Author's link
*
* @return string|null
*/
public function get_link()
{
if ($this->link !== null)
{
return $this->link;
}
return null;
}
/**
* Author's email address
*
* @return string|null
*/
public function get_email()
{
if ($this->email !== null)
{
return $this->email;
}
return null;
}
}
@@ -0,0 +1,134 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Used to create cache objects
*
* This class can be overloaded with {@see SimplePie::set_cache_class()},
* although the preferred way is to create your own handler
* via {@see register()}
*
* @package SimplePie
* @subpackage Caching
*/
class SimplePie_Cache
{
/**
* Cache handler classes
*
* These receive 3 parameters to their constructor, as documented in
* {@see register()}
* @var array
*/
protected static $handlers = array(
'mysql' => 'SimplePie_Cache_MySQL',
'memcache' => 'SimplePie_Cache_Memcache',
'memcached' => 'SimplePie_Cache_Memcached',
'redis' => 'SimplePie_Cache_Redis'
);
/**
* Don't call the constructor. Please.
*/
private function __construct() { }
/**
* Create a new SimplePie_Cache object
*
* @param string $location URL location (scheme is used to determine handler)
* @param string $filename Unique identifier for cache object
* @param string $extension 'spi' or 'spc'
* @return SimplePie_Cache_Base Type of object depends on scheme of `$location`
*/
public static function get_handler($location, $filename, $extension)
{
$type = explode(':', $location, 2);
$type = $type[0];
if (!empty(self::$handlers[$type]))
{
$class = self::$handlers[$type];
return new $class($location, $filename, $extension);
}
return new SimplePie_Cache_File($location, $filename, $extension);
}
/**
* Create a new SimplePie_Cache object
*
* @deprecated Use {@see get_handler} instead
*/
public function create($location, $filename, $extension)
{
trigger_error('Cache::create() has been replaced with Cache::get_handler(). Switch to the registry system to use this.', E_USER_DEPRECATED);
return self::get_handler($location, $filename, $extension);
}
/**
* Register a handler
*
* @param string $type DSN type to register for
* @param string $class Name of handler class. Must implement SimplePie_Cache_Base
*/
public static function register($type, $class)
{
self::$handlers[$type] = $class;
}
/**
* Parse a URL into an array
*
* @param string $url
* @return array
*/
public static function parse_URL($url)
{
$params = parse_url($url);
$params['extras'] = array();
if (isset($params['query']))
{
parse_str($params['query'], $params['extras']);
}
return $params;
}
}
@@ -0,0 +1,113 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Base for cache objects
*
* Classes to be used with {@see SimplePie_Cache::register()} are expected
* to implement this interface.
*
* @package SimplePie
* @subpackage Caching
*/
interface SimplePie_Cache_Base
{
/**
* Feed cache type
*
* @var string
*/
const TYPE_FEED = 'spc';
/**
* Image cache type
*
* @var string
*/
const TYPE_IMAGE = 'spi';
/**
* Create a new cache object
*
* @param string $location Location string (from SimplePie::$cache_location)
* @param string $name Unique ID for the cache
* @param string $type Either TYPE_FEED for SimplePie data, or TYPE_IMAGE for image data
*/
public function __construct($location, $name, $type);
/**
* Save data to the cache
*
* @param array|SimplePie $data Data to store in the cache. If passed a SimplePie object, only cache the $data property
* @return bool Successfulness
*/
public function save($data);
/**
* Retrieve the data saved to the cache
*
* @return array Data for SimplePie::$data
*/
public function load();
/**
* Retrieve the last modified time for the cache
*
* @return int Timestamp
*/
public function mtime();
/**
* Set the last modified time to the current time
*
* @return bool Success status
*/
public function touch();
/**
* Remove the cache
*
* @return bool Success status
*/
public function unlink();
}
@@ -0,0 +1,136 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Base class for database-based caches
*
* @package SimplePie
* @subpackage Caching
*/
abstract class SimplePie_Cache_DB implements SimplePie_Cache_Base
{
/**
* Helper for database conversion
*
* Converts a given {@see SimplePie} object into data to be stored
*
* @param SimplePie $data
* @return array First item is the serialized data for storage, second item is the unique ID for this item
*/
protected static function prepare_simplepie_object_for_cache($data)
{
$items = $data->get_items();
$items_by_id = array();
if (!empty($items))
{
foreach ($items as $item)
{
$items_by_id[$item->get_id()] = $item;
}
if (count($items_by_id) !== count($items))
{
$items_by_id = array();
foreach ($items as $item)
{
$items_by_id[$item->get_id(true)] = $item;
}
}
if (isset($data->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]))
{
$channel =& $data->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0];
}
elseif (isset($data->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]))
{
$channel =& $data->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0];
}
elseif (isset($data->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]))
{
$channel =& $data->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0];
}
elseif (isset($data->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_20]['channel'][0]))
{
$channel =& $data->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_20]['channel'][0];
}
else
{
$channel = null;
}
if ($channel !== null)
{
if (isset($channel['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['entry']))
{
unset($channel['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['entry']);
}
if (isset($channel['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['entry']))
{
unset($channel['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['entry']);
}
if (isset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_10]['item']))
{
unset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_10]['item']);
}
if (isset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_090]['item']))
{
unset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_090]['item']);
}
if (isset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_20]['item']))
{
unset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_20]['item']);
}
}
if (isset($data->data['items']))
{
unset($data->data['items']);
}
if (isset($data->data['ordered_items']))
{
unset($data->data['ordered_items']);
}
}
return array(serialize($data->data), $items_by_id);
}
}
@@ -0,0 +1,164 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Caches data to the filesystem
*
* @package SimplePie
* @subpackage Caching
*/
class SimplePie_Cache_File implements SimplePie_Cache_Base
{
/**
* Location string
*
* @see SimplePie::$cache_location
* @var string
*/
protected $location;
/**
* Filename
*
* @var string
*/
protected $filename;
/**
* File extension
*
* @var string
*/
protected $extension;
/**
* File path
*
* @var string
*/
protected $name;
/**
* Create a new cache object
*
* @param string $location Location string (from SimplePie::$cache_location)
* @param string $name Unique ID for the cache
* @param string $type Either TYPE_FEED for SimplePie data, or TYPE_IMAGE for image data
*/
public function __construct($location, $name, $type)
{
$this->location = $location;
$this->filename = $name;
$this->extension = $type;
$this->name = "$this->location/$this->filename.$this->extension";
}
/**
* Save data to the cache
*
* @param array|SimplePie $data Data to store in the cache. If passed a SimplePie object, only cache the $data property
* @return bool Successfulness
*/
public function save($data)
{
if (file_exists($this->name) && is_writable($this->name) || file_exists($this->location) && is_writable($this->location))
{
if ($data instanceof SimplePie)
{
$data = $data->data;
}
$data = serialize($data);
return (bool) file_put_contents($this->name, $data);
}
return false;
}
/**
* Retrieve the data saved to the cache
*
* @return array Data for SimplePie::$data
*/
public function load()
{
if (file_exists($this->name) && is_readable($this->name))
{
return unserialize(file_get_contents($this->name));
}
return false;
}
/**
* Retrieve the last modified time for the cache
*
* @return int Timestamp
*/
public function mtime()
{
return @filemtime($this->name);
}
/**
* Set the last modified time to the current time
*
* @return bool Success status
*/
public function touch()
{
return @touch($this->name);
}
/**
* Remove the cache
*
* @return bool Success status
*/
public function unlink()
{
if (file_exists($this->name))
{
return unlink($this->name);
}
return false;
}
}
@@ -0,0 +1,180 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Caches data to memcache
*
* Registered for URLs with the "memcache" protocol
*
* For example, `memcache://localhost:11211/?timeout=3600&prefix=sp_` will
* connect to memcache on `localhost` on port 11211. All tables will be
* prefixed with `sp_` and data will expire after 3600 seconds
*
* @package SimplePie
* @subpackage Caching
* @uses Memcache
*/
class SimplePie_Cache_Memcache implements SimplePie_Cache_Base
{
/**
* Memcache instance
*
* @var Memcache
*/
protected $cache;
/**
* Options
*
* @var array
*/
protected $options;
/**
* Cache name
*
* @var string
*/
protected $name;
/**
* Create a new cache object
*
* @param string $location Location string (from SimplePie::$cache_location)
* @param string $name Unique ID for the cache
* @param string $type Either TYPE_FEED for SimplePie data, or TYPE_IMAGE for image data
*/
public function __construct($location, $name, $type)
{
$this->options = array(
'host' => '127.0.0.1',
'port' => 11211,
'extras' => array(
'timeout' => 3600, // one hour
'prefix' => 'simplepie_',
),
);
$this->options = SimplePie_Misc::array_merge_recursive($this->options, SimplePie_Cache::parse_URL($location));
$this->name = $this->options['extras']['prefix'] . md5("$name:$type");
$this->cache = new Memcache();
$this->cache->addServer($this->options['host'], (int) $this->options['port']);
}
/**
* Save data to the cache
*
* @param array|SimplePie $data Data to store in the cache. If passed a SimplePie object, only cache the $data property
* @return bool Successfulness
*/
public function save($data)
{
if ($data instanceof SimplePie)
{
$data = $data->data;
}
return $this->cache->set($this->name, serialize($data), MEMCACHE_COMPRESSED, (int) $this->options['extras']['timeout']);
}
/**
* Retrieve the data saved to the cache
*
* @return array Data for SimplePie::$data
*/
public function load()
{
$data = $this->cache->get($this->name);
if ($data !== false)
{
return unserialize($data);
}
return false;
}
/**
* Retrieve the last modified time for the cache
*
* @return int Timestamp
*/
public function mtime()
{
$data = $this->cache->get($this->name);
if ($data !== false)
{
// essentially ignore the mtime because Memcache expires on its own
return time();
}
return false;
}
/**
* Set the last modified time to the current time
*
* @return bool Success status
*/
public function touch()
{
$data = $this->cache->get($this->name);
if ($data !== false)
{
return $this->cache->set($this->name, $data, MEMCACHE_COMPRESSED, (int) $this->options['extras']['timeout']);
}
return false;
}
/**
* Remove the cache
*
* @return bool Success status
*/
public function unlink()
{
return $this->cache->delete($this->name, 0);
}
}
@@ -0,0 +1,166 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Caches data to memcached
*
* Registered for URLs with the "memcached" protocol
*
* For example, `memcached://localhost:11211/?timeout=3600&prefix=sp_` will
* connect to memcached on `localhost` on port 11211. All tables will be
* prefixed with `sp_` and data will expire after 3600 seconds
*
* @package SimplePie
* @subpackage Caching
* @author Paul L. McNeely
* @uses Memcached
*/
class SimplePie_Cache_Memcached implements SimplePie_Cache_Base
{
/**
* Memcached instance
* @var Memcached
*/
protected $cache;
/**
* Options
* @var array
*/
protected $options;
/**
* Cache name
* @var string
*/
protected $name;
/**
* Create a new cache object
* @param string $location Location string (from SimplePie::$cache_location)
* @param string $name Unique ID for the cache
* @param string $type Either TYPE_FEED for SimplePie data, or TYPE_IMAGE for image data
*/
public function __construct($location, $name, $type) {
$this->options = array(
'host' => '127.0.0.1',
'port' => 11211,
'extras' => array(
'timeout' => 3600, // one hour
'prefix' => 'simplepie_',
),
);
$this->options = SimplePie_Misc::array_merge_recursive($this->options, SimplePie_Cache::parse_URL($location));
$this->name = $this->options['extras']['prefix'] . md5("$name:$type");
$this->cache = new Memcached();
$this->cache->addServer($this->options['host'], (int)$this->options['port']);
}
/**
* Save data to the cache
* @param array|SimplePie $data Data to store in the cache. If passed a SimplePie object, only cache the $data property
* @return bool Successfulness
*/
public function save($data) {
if ($data instanceof SimplePie) {
$data = $data->data;
}
return $this->setData(serialize($data));
}
/**
* Retrieve the data saved to the cache
* @return array Data for SimplePie::$data
*/
public function load() {
$data = $this->cache->get($this->name);
if ($data !== false) {
return unserialize($data);
}
return false;
}
/**
* Retrieve the last modified time for the cache
* @return int Timestamp
*/
public function mtime() {
$data = $this->cache->get($this->name . '_mtime');
return (int) $data;
}
/**
* Set the last modified time to the current time
* @return bool Success status
*/
public function touch() {
$data = $this->cache->get($this->name);
return $this->setData($data);
}
/**
* Remove the cache
* @return bool Success status
*/
public function unlink() {
return $this->cache->delete($this->name, 0);
}
/**
* Set the last modified time and data to Memcached
* @return bool Success status
*/
private function setData($data) {
if ($data !== false) {
$this->cache->set($this->name . '_mtime', time(), (int)$this->options['extras']['timeout']);
return $this->cache->set($this->name, $data, (int)$this->options['extras']['timeout']);
}
return false;
}
}
@@ -0,0 +1,440 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Caches data to a MySQL database
*
* Registered for URLs with the "mysql" protocol
*
* For example, `mysql://root:password@localhost:3306/mydb?prefix=sp_` will
* connect to the `mydb` database on `localhost` on port 3306, with the user
* `root` and the password `password`. All tables will be prefixed with `sp_`
*
* @package SimplePie
* @subpackage Caching
*/
class SimplePie_Cache_MySQL extends SimplePie_Cache_DB
{
/**
* PDO instance
*
* @var PDO
*/
protected $mysql;
/**
* Options
*
* @var array
*/
protected $options;
/**
* Cache ID
*
* @var string
*/
protected $id;
/**
* Create a new cache object
*
* @param string $location Location string (from SimplePie::$cache_location)
* @param string $name Unique ID for the cache
* @param string $type Either TYPE_FEED for SimplePie data, or TYPE_IMAGE for image data
*/
public function __construct($location, $name, $type)
{
$this->options = array(
'user' => null,
'pass' => null,
'host' => '127.0.0.1',
'port' => '3306',
'path' => '',
'extras' => array(
'prefix' => '',
'cache_purge_time' => 2592000
),
);
$this->options = SimplePie_Misc::array_merge_recursive($this->options, SimplePie_Cache::parse_URL($location));
// Path is prefixed with a "/"
$this->options['dbname'] = substr($this->options['path'], 1);
try
{
$this->mysql = new PDO("mysql:dbname={$this->options['dbname']};host={$this->options['host']};port={$this->options['port']}", $this->options['user'], $this->options['pass'], array(PDO::MYSQL_ATTR_INIT_COMMAND => 'SET NAMES utf8'));
}
catch (PDOException $e)
{
$this->mysql = null;
return;
}
$this->id = $name . $type;
if (!$query = $this->mysql->query('SHOW TABLES'))
{
$this->mysql = null;
return;
}
$db = array();
while ($row = $query->fetchColumn())
{
$db[] = $row;
}
if (!in_array($this->options['extras']['prefix'] . 'cache_data', $db))
{
$query = $this->mysql->exec('CREATE TABLE `' . $this->options['extras']['prefix'] . 'cache_data` (`id` TEXT CHARACTER SET utf8 NOT NULL, `items` SMALLINT NOT NULL DEFAULT 0, `data` BLOB NOT NULL, `mtime` INT UNSIGNED NOT NULL, UNIQUE (`id`(125)))');
if ($query === false)
{
trigger_error("Can't create " . $this->options['extras']['prefix'] . "cache_data table, check permissions", E_USER_WARNING);
$this->mysql = null;
return;
}
}
if (!in_array($this->options['extras']['prefix'] . 'items', $db))
{
$query = $this->mysql->exec('CREATE TABLE `' . $this->options['extras']['prefix'] . 'items` (`feed_id` TEXT CHARACTER SET utf8 NOT NULL, `id` TEXT CHARACTER SET utf8 NOT NULL, `data` MEDIUMBLOB NOT NULL, `posted` INT UNSIGNED NOT NULL, INDEX `feed_id` (`feed_id`(125)))');
if ($query === false)
{
trigger_error("Can't create " . $this->options['extras']['prefix'] . "items table, check permissions", E_USER_WARNING);
$this->mysql = null;
return;
}
}
}
/**
* Save data to the cache
*
* @param array|SimplePie $data Data to store in the cache. If passed a SimplePie object, only cache the $data property
* @return bool Successfulness
*/
public function save($data)
{
if ($this->mysql === null)
{
return false;
}
$query = $this->mysql->prepare('DELETE i, cd FROM `' . $this->options['extras']['prefix'] . 'cache_data` cd, ' .
'`' . $this->options['extras']['prefix'] . 'items` i ' .
'WHERE cd.id = i.feed_id ' .
'AND cd.mtime < (unix_timestamp() - :purge_time)');
$query->bindValue(':purge_time', $this->options['extras']['cache_purge_time']);
if (!$query->execute())
{
return false;
}
if ($data instanceof SimplePie)
{
$data = clone $data;
$prepared = self::prepare_simplepie_object_for_cache($data);
$query = $this->mysql->prepare('SELECT COUNT(*) FROM `' . $this->options['extras']['prefix'] . 'cache_data` WHERE `id` = :feed');
$query->bindValue(':feed', $this->id);
if ($query->execute())
{
if ($query->fetchColumn() > 0)
{
$items = count($prepared[1]);
if ($items)
{
$sql = 'UPDATE `' . $this->options['extras']['prefix'] . 'cache_data` SET `items` = :items, `data` = :data, `mtime` = :time WHERE `id` = :feed';
$query = $this->mysql->prepare($sql);
$query->bindValue(':items', $items);
}
else
{
$sql = 'UPDATE `' . $this->options['extras']['prefix'] . 'cache_data` SET `data` = :data, `mtime` = :time WHERE `id` = :feed';
$query = $this->mysql->prepare($sql);
}
$query->bindValue(':data', $prepared[0]);
$query->bindValue(':time', time());
$query->bindValue(':feed', $this->id);
if (!$query->execute())
{
return false;
}
}
else
{
$query = $this->mysql->prepare('INSERT INTO `' . $this->options['extras']['prefix'] . 'cache_data` (`id`, `items`, `data`, `mtime`) VALUES(:feed, :count, :data, :time)');
$query->bindValue(':feed', $this->id);
$query->bindValue(':count', count($prepared[1]));
$query->bindValue(':data', $prepared[0]);
$query->bindValue(':time', time());
if (!$query->execute())
{
return false;
}
}
$ids = array_keys($prepared[1]);
if (!empty($ids))
{
foreach ($ids as $id)
{
$database_ids[] = $this->mysql->quote($id);
}
$query = $this->mysql->prepare('SELECT `id` FROM `' . $this->options['extras']['prefix'] . 'items` WHERE `id` = ' . implode(' OR `id` = ', $database_ids) . ' AND `feed_id` = :feed');
$query->bindValue(':feed', $this->id);
if ($query->execute())
{
$existing_ids = array();
while ($row = $query->fetchColumn())
{
$existing_ids[] = $row;
}
$new_ids = array_diff($ids, $existing_ids);
foreach ($new_ids as $new_id)
{
if (!($date = $prepared[1][$new_id]->get_date('U')))
{
$date = time();
}
$query = $this->mysql->prepare('INSERT INTO `' . $this->options['extras']['prefix'] . 'items` (`feed_id`, `id`, `data`, `posted`) VALUES(:feed, :id, :data, :date)');
$query->bindValue(':feed', $this->id);
$query->bindValue(':id', $new_id);
$query->bindValue(':data', serialize($prepared[1][$new_id]->data));
$query->bindValue(':date', $date);
if (!$query->execute())
{
return false;
}
}
return true;
}
}
else
{
return true;
}
}
}
else
{
$query = $this->mysql->prepare('SELECT `id` FROM `' . $this->options['extras']['prefix'] . 'cache_data` WHERE `id` = :feed');
$query->bindValue(':feed', $this->id);
if ($query->execute())
{
if ($query->rowCount() > 0)
{
$query = $this->mysql->prepare('UPDATE `' . $this->options['extras']['prefix'] . 'cache_data` SET `items` = 0, `data` = :data, `mtime` = :time WHERE `id` = :feed');
$query->bindValue(':data', serialize($data));
$query->bindValue(':time', time());
$query->bindValue(':feed', $this->id);
if ($this->execute())
{
return true;
}
}
else
{
$query = $this->mysql->prepare('INSERT INTO `' . $this->options['extras']['prefix'] . 'cache_data` (`id`, `items`, `data`, `mtime`) VALUES(:id, 0, :data, :time)');
$query->bindValue(':id', $this->id);
$query->bindValue(':data', serialize($data));
$query->bindValue(':time', time());
if ($query->execute())
{
return true;
}
}
}
}
return false;
}
/**
* Retrieve the data saved to the cache
*
* @return array Data for SimplePie::$data
*/
public function load()
{
if ($this->mysql === null)
{
return false;
}
$query = $this->mysql->prepare('SELECT `items`, `data` FROM `' . $this->options['extras']['prefix'] . 'cache_data` WHERE `id` = :id');
$query->bindValue(':id', $this->id);
if ($query->execute() && ($row = $query->fetch()))
{
$data = unserialize($row[1]);
if (isset($this->options['items'][0]))
{
$items = (int) $this->options['items'][0];
}
else
{
$items = (int) $row[0];
}
if ($items !== 0)
{
if (isset($data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]))
{
$feed =& $data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0];
}
elseif (isset($data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]))
{
$feed =& $data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0];
}
elseif (isset($data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]))
{
$feed =& $data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0];
}
elseif (isset($data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]))
{
$feed =& $data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0];
}
else
{
$feed = null;
}
if ($feed !== null)
{
$sql = 'SELECT `data` FROM `' . $this->options['extras']['prefix'] . 'items` WHERE `feed_id` = :feed ORDER BY `posted` DESC';
if ($items > 0)
{
$sql .= ' LIMIT ' . $items;
}
$query = $this->mysql->prepare($sql);
$query->bindValue(':feed', $this->id);
if ($query->execute())
{
while ($row = $query->fetchColumn())
{
$feed['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['entry'][] = unserialize($row);
}
}
else
{
return false;
}
}
}
return $data;
}
return false;
}
/**
* Retrieve the last modified time for the cache
*
* @return int Timestamp
*/
public function mtime()
{
if ($this->mysql === null)
{
return false;
}
$query = $this->mysql->prepare('SELECT `mtime` FROM `' . $this->options['extras']['prefix'] . 'cache_data` WHERE `id` = :id');
$query->bindValue(':id', $this->id);
if ($query->execute() && ($time = $query->fetchColumn()))
{
return $time;
}
return false;
}
/**
* Set the last modified time to the current time
*
* @return bool Success status
*/
public function touch()
{
if ($this->mysql === null)
{
return false;
}
$query = $this->mysql->prepare('UPDATE `' . $this->options['extras']['prefix'] . 'cache_data` SET `mtime` = :time WHERE `id` = :id');
$query->bindValue(':time', time());
$query->bindValue(':id', $this->id);
return $query->execute() && $query->rowCount() > 0;
}
/**
* Remove the cache
*
* @return bool Success status
*/
public function unlink()
{
if ($this->mysql === null)
{
return false;
}
$query = $this->mysql->prepare('DELETE FROM `' . $this->options['extras']['prefix'] . 'cache_data` WHERE `id` = :id');
$query->bindValue(':id', $this->id);
$query2 = $this->mysql->prepare('DELETE FROM `' . $this->options['extras']['prefix'] . 'items` WHERE `feed_id` = :id');
$query2->bindValue(':id', $this->id);
return $query->execute() && $query2->execute();
}
}
@@ -0,0 +1,172 @@
<?php
/**
* SimplePie Redis Cache Extension
*
* @package SimplePie
* @author Jan Kozak <galvani78@gmail.com>
* @link http://galvani.cz/
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @version 0.2.9
*/
/**
* Caches data to redis
*
* Registered for URLs with the "redis" protocol
*
* For example, `redis://localhost:6379/?timeout=3600&prefix=sp_&dbIndex=0` will
* connect to redis on `localhost` on port 6379. All tables will be
* prefixed with `simple_primary-` and data will expire after 3600 seconds
*
* @package SimplePie
* @subpackage Caching
* @uses Redis
*/
class SimplePie_Cache_Redis implements SimplePie_Cache_Base {
/**
* Redis instance
*
* @var \Redis
*/
protected $cache;
/**
* Options
*
* @var array
*/
protected $options;
/**
* Cache name
*
* @var string
*/
protected $name;
/**
* Cache Data
*
* @var type
*/
protected $data;
/**
* Create a new cache object
*
* @param string $location Location string (from SimplePie::$cache_location)
* @param string $name Unique ID for the cache
* @param string $type Either TYPE_FEED for SimplePie data, or TYPE_IMAGE for image data
*/
public function __construct($location, $name, $options = null) {
//$this->cache = \flow\simple\cache\Redis::getRedisClientInstance();
$parsed = SimplePie_Cache::parse_URL($location);
$redis = new Redis();
$redis->connect($parsed['host'], $parsed['port']);
if (isset($parsed['pass'])) {
$redis->auth($parsed['pass']);
}
if (isset($parsed['path'])) {
$redis->select((int)substr($parsed['path'], 1));
}
$this->cache = $redis;
if (!is_null($options) && is_array($options)) {
$this->options = $options;
} else {
$this->options = array (
'prefix' => 'rss:simple_primary:',
'expire' => 0,
);
}
$this->name = $this->options['prefix'] . $name;
}
/**
* @param \Redis $cache
*/
public function setRedisClient(\Redis $cache) {
$this->cache = $cache;
}
/**
* Save data to the cache
*
* @param array|SimplePie $data Data to store in the cache. If passed a SimplePie object, only cache the $data property
* @return bool Successfulness
*/
public function save($data) {
if ($data instanceof SimplePie) {
$data = $data->data;
}
$response = $this->cache->set($this->name, serialize($data));
if ($this->options['expire']) {
$this->cache->expire($this->name, $this->options['expire']);
}
return $response;
}
/**
* Retrieve the data saved to the cache
*
* @return array Data for SimplePie::$data
*/
public function load() {
$data = $this->cache->get($this->name);
if ($data !== false) {
return unserialize($data);
}
return false;
}
/**
* Retrieve the last modified time for the cache
*
* @return int Timestamp
*/
public function mtime() {
$data = $this->cache->get($this->name);
if ($data !== false) {
return time();
}
return false;
}
/**
* Set the last modified time to the current time
*
* @return bool Success status
*/
public function touch() {
$data = $this->cache->get($this->name);
if ($data !== false) {
$return = $this->cache->set($this->name, $data);
if ($this->options['expire']) {
return $this->cache->expire($this->name, $this->options['expire']);
}
return $return;
}
return false;
}
/**
* Remove the cache
*
* @return bool Success status
*/
public function unlink() {
return $this->cache->set($this->name, null);
}
}
@@ -0,0 +1,198 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Handles `<media:text>` captions as defined in Media RSS.
*
* Used by {@see SimplePie_Enclosure::get_caption()} and {@see SimplePie_Enclosure::get_captions()}
*
* This class can be overloaded with {@see SimplePie::set_caption_class()}
*
* @package SimplePie
* @subpackage API
*/
class SimplePie_Caption
{
/**
* Content type
*
* @var string
* @see get_type()
*/
var $type;
/**
* Language
*
* @var string
* @see get_language()
*/
var $lang;
/**
* Start time
*
* @var string
* @see get_starttime()
*/
var $startTime;
/**
* End time
*
* @var string
* @see get_endtime()
*/
var $endTime;
/**
* Caption text
*
* @var string
* @see get_text()
*/
var $text;
/**
* Constructor, used to input the data
*
* For documentation on all the parameters, see the corresponding
* properties and their accessors
*/
public function __construct($type = null, $lang = null, $startTime = null, $endTime = null, $text = null)
{
$this->type = $type;
$this->lang = $lang;
$this->startTime = $startTime;
$this->endTime = $endTime;
$this->text = $text;
}
/**
* String-ified version
*
* @return string
*/
public function __toString()
{
// There is no $this->data here
return md5(serialize($this));
}
/**
* Get the end time
*
* @return string|null Time in the format 'hh:mm:ss.SSS'
*/
public function get_endtime()
{
if ($this->endTime !== null)
{
return $this->endTime;
}
return null;
}
/**
* Get the language
*
* @link http://tools.ietf.org/html/rfc3066
* @return string|null Language code as per RFC 3066
*/
public function get_language()
{
if ($this->lang !== null)
{
return $this->lang;
}
return null;
}
/**
* Get the start time
*
* @return string|null Time in the format 'hh:mm:ss.SSS'
*/
public function get_starttime()
{
if ($this->startTime !== null)
{
return $this->startTime;
}
return null;
}
/**
* Get the text of the caption
*
* @return string|null
*/
public function get_text()
{
if ($this->text !== null)
{
return $this->text;
}
return null;
}
/**
* Get the content type (not MIME type)
*
* @return string|null Either 'text' or 'html'
*/
public function get_type()
{
if ($this->type !== null)
{
return $this->type;
}
return null;
}
}
@@ -0,0 +1,163 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Manages all category-related data
*
* Used by {@see SimplePie_Item::get_category()} and {@see SimplePie_Item::get_categories()}
*
* This class can be overloaded with {@see SimplePie::set_category_class()}
*
* @package SimplePie
* @subpackage API
*/
class SimplePie_Category
{
/**
* Category identifier
*
* @var string|null
* @see get_term
*/
var $term;
/**
* Categorization scheme identifier
*
* @var string|null
* @see get_scheme()
*/
var $scheme;
/**
* Human readable label
*
* @var string|null
* @see get_label()
*/
var $label;
/**
* Category type
*
* category for <category>
* subject for <dc:subject>
*
* @var string|null
* @see get_type()
*/
var $type;
/**
* Constructor, used to input the data
*
* @param string|null $term
* @param string|null $scheme
* @param string|null $label
* @param string|null $type
*/
public function __construct($term = null, $scheme = null, $label = null, $type = null)
{
$this->term = $term;
$this->scheme = $scheme;
$this->label = $label;
$this->type = $type;
}
/**
* String-ified version
*
* @return string
*/
public function __toString()
{
// There is no $this->data here
return md5(serialize($this));
}
/**
* Get the category identifier
*
* @return string|null
*/
public function get_term()
{
return $this->term;
}
/**
* Get the categorization scheme identifier
*
* @return string|null
*/
public function get_scheme()
{
return $this->scheme;
}
/**
* Get the human readable label
*
* @param bool $strict
* @return string|null
*/
public function get_label($strict = false)
{
if ($this->label === null && $strict !== true)
{
return $this->get_term();
}
return $this->label;
}
/**
* Get the category type
*
* @return string|null
*/
public function get_type()
{
return $this->type;
}
}
@@ -0,0 +1,318 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Content-type sniffing
*
* Based on the rules in http://tools.ietf.org/html/draft-abarth-mime-sniff-06
*
* This is used since we can't always trust Content-Type headers, and is based
* upon the HTML5 parsing rules.
*
*
* This class can be overloaded with {@see SimplePie::set_content_type_sniffer_class()}
*
* @package SimplePie
* @subpackage HTTP
*/
class SimplePie_Content_Type_Sniffer
{
/**
* File object
*
* @var SimplePie_File
*/
var $file;
/**
* Create an instance of the class with the input file
*
* @param SimplePie_Content_Type_Sniffer $file Input file
*/
public function __construct($file)
{
$this->file = $file;
}
/**
* Get the Content-Type of the specified file
*
* @return string Actual Content-Type
*/
public function get_type()
{
if (isset($this->file->headers['content-type']))
{
if (!isset($this->file->headers['content-encoding'])
&& ($this->file->headers['content-type'] === 'text/plain'
|| $this->file->headers['content-type'] === 'text/plain; charset=ISO-8859-1'
|| $this->file->headers['content-type'] === 'text/plain; charset=iso-8859-1'
|| $this->file->headers['content-type'] === 'text/plain; charset=UTF-8'))
{
return $this->text_or_binary();
}
if (($pos = strpos($this->file->headers['content-type'], ';')) !== false)
{
$official = substr($this->file->headers['content-type'], 0, $pos);
}
else
{
$official = $this->file->headers['content-type'];
}
$official = trim(strtolower($official));
if ($official === 'unknown/unknown'
|| $official === 'application/unknown')
{
return $this->unknown();
}
elseif (substr($official, -4) === '+xml'
|| $official === 'text/xml'
|| $official === 'application/xml')
{
return $official;
}
elseif (substr($official, 0, 6) === 'image/')
{
if ($return = $this->image())
{
return $return;
}
return $official;
}
elseif ($official === 'text/html')
{
return $this->feed_or_html();
}
return $official;
}
return $this->unknown();
}
/**
* Sniff text or binary
*
* @return string Actual Content-Type
*/
public function text_or_binary()
{
if (substr($this->file->body, 0, 2) === "\xFE\xFF"
|| substr($this->file->body, 0, 2) === "\xFF\xFE"
|| substr($this->file->body, 0, 4) === "\x00\x00\xFE\xFF"
|| substr($this->file->body, 0, 3) === "\xEF\xBB\xBF")
{
return 'text/plain';
}
elseif (preg_match('/[\x00-\x08\x0E-\x1A\x1C-\x1F]/', $this->file->body))
{
return 'application/octet-stream';
}
return 'text/plain';
}
/**
* Sniff unknown
*
* @return string Actual Content-Type
*/
public function unknown()
{
$ws = strspn($this->file->body, "\x09\x0A\x0B\x0C\x0D\x20");
if (strtolower(substr($this->file->body, $ws, 14)) === '<!doctype html'
|| strtolower(substr($this->file->body, $ws, 5)) === '<html'
|| strtolower(substr($this->file->body, $ws, 7)) === '<script')
{
return 'text/html';
}
elseif (substr($this->file->body, 0, 5) === '%PDF-')
{
return 'application/pdf';
}
elseif (substr($this->file->body, 0, 11) === '%!PS-Adobe-')
{
return 'application/postscript';
}
elseif (substr($this->file->body, 0, 6) === 'GIF87a'
|| substr($this->file->body, 0, 6) === 'GIF89a')
{
return 'image/gif';
}
elseif (substr($this->file->body, 0, 8) === "\x89\x50\x4E\x47\x0D\x0A\x1A\x0A")
{
return 'image/png';
}
elseif (substr($this->file->body, 0, 3) === "\xFF\xD8\xFF")
{
return 'image/jpeg';
}
elseif (substr($this->file->body, 0, 2) === "\x42\x4D")
{
return 'image/bmp';
}
elseif (substr($this->file->body, 0, 4) === "\x00\x00\x01\x00")
{
return 'image/vnd.microsoft.icon';
}
return $this->text_or_binary();
}
/**
* Sniff images
*
* @return string Actual Content-Type
*/
public function image()
{
if (substr($this->file->body, 0, 6) === 'GIF87a'
|| substr($this->file->body, 0, 6) === 'GIF89a')
{
return 'image/gif';
}
elseif (substr($this->file->body, 0, 8) === "\x89\x50\x4E\x47\x0D\x0A\x1A\x0A")
{
return 'image/png';
}
elseif (substr($this->file->body, 0, 3) === "\xFF\xD8\xFF")
{
return 'image/jpeg';
}
elseif (substr($this->file->body, 0, 2) === "\x42\x4D")
{
return 'image/bmp';
}
elseif (substr($this->file->body, 0, 4) === "\x00\x00\x01\x00")
{
return 'image/vnd.microsoft.icon';
}
return false;
}
/**
* Sniff HTML
*
* @return string Actual Content-Type
*/
public function feed_or_html()
{
$len = strlen($this->file->body);
$pos = strspn($this->file->body, "\x09\x0A\x0D\x20\xEF\xBB\xBF");
while ($pos < $len)
{
switch ($this->file->body[$pos])
{
case "\x09":
case "\x0A":
case "\x0D":
case "\x20":
$pos += strspn($this->file->body, "\x09\x0A\x0D\x20", $pos);
continue 2;
case '<':
$pos++;
break;
default:
return 'text/html';
}
if (substr($this->file->body, $pos, 3) === '!--')
{
$pos += 3;
if ($pos < $len && ($pos = strpos($this->file->body, '-->', $pos)) !== false)
{
$pos += 3;
}
else
{
return 'text/html';
}
}
elseif (substr($this->file->body, $pos, 1) === '!')
{
if ($pos < $len && ($pos = strpos($this->file->body, '>', $pos)) !== false)
{
$pos++;
}
else
{
return 'text/html';
}
}
elseif (substr($this->file->body, $pos, 1) === '?')
{
if ($pos < $len && ($pos = strpos($this->file->body, '?>', $pos)) !== false)
{
$pos += 2;
}
else
{
return 'text/html';
}
}
elseif (substr($this->file->body, $pos, 3) === 'rss'
|| substr($this->file->body, $pos, 7) === 'rdf:RDF')
{
return 'application/rss+xml';
}
elseif (substr($this->file->body, $pos, 4) === 'feed')
{
return 'application/atom+xml';
}
else
{
return 'text/html';
}
}
return 'text/html';
}
}
@@ -0,0 +1,124 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Manages `<media:copyright>` copyright tags as defined in Media RSS
*
* Used by {@see SimplePie_Enclosure::get_copyright()}
*
* This class can be overloaded with {@see SimplePie::set_copyright_class()}
*
* @package SimplePie
* @subpackage API
*/
class SimplePie_Copyright
{
/**
* Copyright URL
*
* @var string
* @see get_url()
*/
var $url;
/**
* Attribution
*
* @var string
* @see get_attribution()
*/
var $label;
/**
* Constructor, used to input the data
*
* For documentation on all the parameters, see the corresponding
* properties and their accessors
*/
public function __construct($url = null, $label = null)
{
$this->url = $url;
$this->label = $label;
}
/**
* String-ified version
*
* @return string
*/
public function __toString()
{
// There is no $this->data here
return md5(serialize($this));
}
/**
* Get the copyright URL
*
* @return string|null URL to copyright information
*/
public function get_url()
{
if ($this->url !== null)
{
return $this->url;
}
return null;
}
/**
* Get the attribution text
*
* @return string|null
*/
public function get_attribution()
{
if ($this->label !== null)
{
return $this->label;
}
return null;
}
}
@@ -0,0 +1,56 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* SimplePie class.
*
* Class for backward compatibility.
*
* @deprecated Use {@see SimplePie} directly
* @package SimplePie
* @subpackage API
*/
class SimplePie_Core extends SimplePie
{
}
@@ -0,0 +1,148 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Handles `<media:credit>` as defined in Media RSS
*
* Used by {@see SimplePie_Enclosure::get_credit()} and {@see SimplePie_Enclosure::get_credits()}
*
* This class can be overloaded with {@see SimplePie::set_credit_class()}
*
* @package SimplePie
* @subpackage API
*/
class SimplePie_Credit
{
/**
* Credited role
*
* @var string
* @see get_role()
*/
var $role;
/**
* Organizational scheme
*
* @var string
* @see get_scheme()
*/
var $scheme;
/**
* Credited name
*
* @var string
* @see get_name()
*/
var $name;
/**
* Constructor, used to input the data
*
* For documentation on all the parameters, see the corresponding
* properties and their accessors
*/
public function __construct($role = null, $scheme = null, $name = null)
{
$this->role = $role;
$this->scheme = $scheme;
$this->name = $name;
}
/**
* String-ified version
*
* @return string
*/
public function __toString()
{
// There is no $this->data here
return md5(serialize($this));
}
/**
* Get the role of the person receiving credit
*
* @return string|null
*/
public function get_role()
{
if ($this->role !== null)
{
return $this->role;
}
return null;
}
/**
* Get the organizational scheme
*
* @return string|null
*/
public function get_scheme()
{
if ($this->scheme !== null)
{
return $this->scheme;
}
return null;
}
/**
* Get the credited person/entity's name
*
* @return string|null
*/
public function get_name()
{
if ($this->name !== null)
{
return $this->name;
}
return null;
}
}
@@ -0,0 +1,610 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Decode HTML Entities
*
* This implements HTML5 as of revision 967 (2007-06-28)
*
* @deprecated Use DOMDocument instead!
* @package SimplePie
*/
class SimplePie_Decode_HTML_Entities
{
/**
* Data to be parsed
*
* @access private
* @var string
*/
var $data = '';
/**
* Currently consumed bytes
*
* @access private
* @var string
*/
var $consumed = '';
/**
* Position of the current byte being parsed
*
* @access private
* @var int
*/
var $position = 0;
/**
* Create an instance of the class with the input data
*
* @access public
* @param string $data Input data
*/
public function __construct($data)
{
$this->data = $data;
}
/**
* Parse the input data
*
* @access public
* @return string Output data
*/
public function parse()
{
while (($this->position = strpos($this->data, '&', $this->position)) !== false)
{
$this->consume();
$this->entity();
$this->consumed = '';
}
return $this->data;
}
/**
* Consume the next byte
*
* @access private
* @return mixed The next byte, or false, if there is no more data
*/
public function consume()
{
if (isset($this->data[$this->position]))
{
$this->consumed .= $this->data[$this->position];
return $this->data[$this->position++];
}
return false;
}
/**
* Consume a range of characters
*
* @access private
* @param string $chars Characters to consume
* @return mixed A series of characters that match the range, or false
*/
public function consume_range($chars)
{
if ($len = strspn($this->data, $chars, $this->position))
{
$data = substr($this->data, $this->position, $len);
$this->consumed .= $data;
$this->position += $len;
return $data;
}
return false;
}
/**
* Unconsume one byte
*
* @access private
*/
public function unconsume()
{
$this->consumed = substr($this->consumed, 0, -1);
$this->position--;
}
/**
* Decode an entity
*
* @access private
*/
public function entity()
{
switch ($this->consume())
{
case "\x09":
case "\x0A":
case "\x0B":
case "\x0C":
case "\x20":
case "\x3C":
case "\x26":
case false:
break;
case "\x23":
switch ($this->consume())
{
case "\x78":
case "\x58":
$range = '0123456789ABCDEFabcdef';
$hex = true;
break;
default:
$range = '0123456789';
$hex = false;
$this->unconsume();
break;
}
if ($codepoint = $this->consume_range($range))
{
static $windows_1252_specials = array(0x0D => "\x0A", 0x80 => "\xE2\x82\xAC", 0x81 => "\xEF\xBF\xBD", 0x82 => "\xE2\x80\x9A", 0x83 => "\xC6\x92", 0x84 => "\xE2\x80\x9E", 0x85 => "\xE2\x80\xA6", 0x86 => "\xE2\x80\xA0", 0x87 => "\xE2\x80\xA1", 0x88 => "\xCB\x86", 0x89 => "\xE2\x80\xB0", 0x8A => "\xC5\xA0", 0x8B => "\xE2\x80\xB9", 0x8C => "\xC5\x92", 0x8D => "\xEF\xBF\xBD", 0x8E => "\xC5\xBD", 0x8F => "\xEF\xBF\xBD", 0x90 => "\xEF\xBF\xBD", 0x91 => "\xE2\x80\x98", 0x92 => "\xE2\x80\x99", 0x93 => "\xE2\x80\x9C", 0x94 => "\xE2\x80\x9D", 0x95 => "\xE2\x80\xA2", 0x96 => "\xE2\x80\x93", 0x97 => "\xE2\x80\x94", 0x98 => "\xCB\x9C", 0x99 => "\xE2\x84\xA2", 0x9A => "\xC5\xA1", 0x9B => "\xE2\x80\xBA", 0x9C => "\xC5\x93", 0x9D => "\xEF\xBF\xBD", 0x9E => "\xC5\xBE", 0x9F => "\xC5\xB8");
if ($hex)
{
$codepoint = hexdec($codepoint);
}
else
{
$codepoint = intval($codepoint);
}
if (isset($windows_1252_specials[$codepoint]))
{
$replacement = $windows_1252_specials[$codepoint];
}
else
{
$replacement = SimplePie_Misc::codepoint_to_utf8($codepoint);
}
if (!in_array($this->consume(), array(';', false), true))
{
$this->unconsume();
}
$consumed_length = strlen($this->consumed);
$this->data = substr_replace($this->data, $replacement, $this->position - $consumed_length, $consumed_length);
$this->position += strlen($replacement) - $consumed_length;
}
break;
default:
static $entities = array(
'Aacute' => "\xC3\x81",
'aacute' => "\xC3\xA1",
'Aacute;' => "\xC3\x81",
'aacute;' => "\xC3\xA1",
'Acirc' => "\xC3\x82",
'acirc' => "\xC3\xA2",
'Acirc;' => "\xC3\x82",
'acirc;' => "\xC3\xA2",
'acute' => "\xC2\xB4",
'acute;' => "\xC2\xB4",
'AElig' => "\xC3\x86",
'aelig' => "\xC3\xA6",
'AElig;' => "\xC3\x86",
'aelig;' => "\xC3\xA6",
'Agrave' => "\xC3\x80",
'agrave' => "\xC3\xA0",
'Agrave;' => "\xC3\x80",
'agrave;' => "\xC3\xA0",
'alefsym;' => "\xE2\x84\xB5",
'Alpha;' => "\xCE\x91",
'alpha;' => "\xCE\xB1",
'AMP' => "\x26",
'amp' => "\x26",
'AMP;' => "\x26",
'amp;' => "\x26",
'and;' => "\xE2\x88\xA7",
'ang;' => "\xE2\x88\xA0",
'apos;' => "\x27",
'Aring' => "\xC3\x85",
'aring' => "\xC3\xA5",
'Aring;' => "\xC3\x85",
'aring;' => "\xC3\xA5",
'asymp;' => "\xE2\x89\x88",
'Atilde' => "\xC3\x83",
'atilde' => "\xC3\xA3",
'Atilde;' => "\xC3\x83",
'atilde;' => "\xC3\xA3",
'Auml' => "\xC3\x84",
'auml' => "\xC3\xA4",
'Auml;' => "\xC3\x84",
'auml;' => "\xC3\xA4",
'bdquo;' => "\xE2\x80\x9E",
'Beta;' => "\xCE\x92",
'beta;' => "\xCE\xB2",
'brvbar' => "\xC2\xA6",
'brvbar;' => "\xC2\xA6",
'bull;' => "\xE2\x80\xA2",
'cap;' => "\xE2\x88\xA9",
'Ccedil' => "\xC3\x87",
'ccedil' => "\xC3\xA7",
'Ccedil;' => "\xC3\x87",
'ccedil;' => "\xC3\xA7",
'cedil' => "\xC2\xB8",
'cedil;' => "\xC2\xB8",
'cent' => "\xC2\xA2",
'cent;' => "\xC2\xA2",
'Chi;' => "\xCE\xA7",
'chi;' => "\xCF\x87",
'circ;' => "\xCB\x86",
'clubs;' => "\xE2\x99\xA3",
'cong;' => "\xE2\x89\x85",
'COPY' => "\xC2\xA9",
'copy' => "\xC2\xA9",
'COPY;' => "\xC2\xA9",
'copy;' => "\xC2\xA9",
'crarr;' => "\xE2\x86\xB5",
'cup;' => "\xE2\x88\xAA",
'curren' => "\xC2\xA4",
'curren;' => "\xC2\xA4",
'Dagger;' => "\xE2\x80\xA1",
'dagger;' => "\xE2\x80\xA0",
'dArr;' => "\xE2\x87\x93",
'darr;' => "\xE2\x86\x93",
'deg' => "\xC2\xB0",
'deg;' => "\xC2\xB0",
'Delta;' => "\xCE\x94",
'delta;' => "\xCE\xB4",
'diams;' => "\xE2\x99\xA6",
'divide' => "\xC3\xB7",
'divide;' => "\xC3\xB7",
'Eacute' => "\xC3\x89",
'eacute' => "\xC3\xA9",
'Eacute;' => "\xC3\x89",
'eacute;' => "\xC3\xA9",
'Ecirc' => "\xC3\x8A",
'ecirc' => "\xC3\xAA",
'Ecirc;' => "\xC3\x8A",
'ecirc;' => "\xC3\xAA",
'Egrave' => "\xC3\x88",
'egrave' => "\xC3\xA8",
'Egrave;' => "\xC3\x88",
'egrave;' => "\xC3\xA8",
'empty;' => "\xE2\x88\x85",
'emsp;' => "\xE2\x80\x83",
'ensp;' => "\xE2\x80\x82",
'Epsilon;' => "\xCE\x95",
'epsilon;' => "\xCE\xB5",
'equiv;' => "\xE2\x89\xA1",
'Eta;' => "\xCE\x97",
'eta;' => "\xCE\xB7",
'ETH' => "\xC3\x90",
'eth' => "\xC3\xB0",
'ETH;' => "\xC3\x90",
'eth;' => "\xC3\xB0",
'Euml' => "\xC3\x8B",
'euml' => "\xC3\xAB",
'Euml;' => "\xC3\x8B",
'euml;' => "\xC3\xAB",
'euro;' => "\xE2\x82\xAC",
'exist;' => "\xE2\x88\x83",
'fnof;' => "\xC6\x92",
'forall;' => "\xE2\x88\x80",
'frac12' => "\xC2\xBD",
'frac12;' => "\xC2\xBD",
'frac14' => "\xC2\xBC",
'frac14;' => "\xC2\xBC",
'frac34' => "\xC2\xBE",
'frac34;' => "\xC2\xBE",
'frasl;' => "\xE2\x81\x84",
'Gamma;' => "\xCE\x93",
'gamma;' => "\xCE\xB3",
'ge;' => "\xE2\x89\xA5",
'GT' => "\x3E",
'gt' => "\x3E",
'GT;' => "\x3E",
'gt;' => "\x3E",
'hArr;' => "\xE2\x87\x94",
'harr;' => "\xE2\x86\x94",
'hearts;' => "\xE2\x99\xA5",
'hellip;' => "\xE2\x80\xA6",
'Iacute' => "\xC3\x8D",
'iacute' => "\xC3\xAD",
'Iacute;' => "\xC3\x8D",
'iacute;' => "\xC3\xAD",
'Icirc' => "\xC3\x8E",
'icirc' => "\xC3\xAE",
'Icirc;' => "\xC3\x8E",
'icirc;' => "\xC3\xAE",
'iexcl' => "\xC2\xA1",
'iexcl;' => "\xC2\xA1",
'Igrave' => "\xC3\x8C",
'igrave' => "\xC3\xAC",
'Igrave;' => "\xC3\x8C",
'igrave;' => "\xC3\xAC",
'image;' => "\xE2\x84\x91",
'infin;' => "\xE2\x88\x9E",
'int;' => "\xE2\x88\xAB",
'Iota;' => "\xCE\x99",
'iota;' => "\xCE\xB9",
'iquest' => "\xC2\xBF",
'iquest;' => "\xC2\xBF",
'isin;' => "\xE2\x88\x88",
'Iuml' => "\xC3\x8F",
'iuml' => "\xC3\xAF",
'Iuml;' => "\xC3\x8F",
'iuml;' => "\xC3\xAF",
'Kappa;' => "\xCE\x9A",
'kappa;' => "\xCE\xBA",
'Lambda;' => "\xCE\x9B",
'lambda;' => "\xCE\xBB",
'lang;' => "\xE3\x80\x88",
'laquo' => "\xC2\xAB",
'laquo;' => "\xC2\xAB",
'lArr;' => "\xE2\x87\x90",
'larr;' => "\xE2\x86\x90",
'lceil;' => "\xE2\x8C\x88",
'ldquo;' => "\xE2\x80\x9C",
'le;' => "\xE2\x89\xA4",
'lfloor;' => "\xE2\x8C\x8A",
'lowast;' => "\xE2\x88\x97",
'loz;' => "\xE2\x97\x8A",
'lrm;' => "\xE2\x80\x8E",
'lsaquo;' => "\xE2\x80\xB9",
'lsquo;' => "\xE2\x80\x98",
'LT' => "\x3C",
'lt' => "\x3C",
'LT;' => "\x3C",
'lt;' => "\x3C",
'macr' => "\xC2\xAF",
'macr;' => "\xC2\xAF",
'mdash;' => "\xE2\x80\x94",
'micro' => "\xC2\xB5",
'micro;' => "\xC2\xB5",
'middot' => "\xC2\xB7",
'middot;' => "\xC2\xB7",
'minus;' => "\xE2\x88\x92",
'Mu;' => "\xCE\x9C",
'mu;' => "\xCE\xBC",
'nabla;' => "\xE2\x88\x87",
'nbsp' => "\xC2\xA0",
'nbsp;' => "\xC2\xA0",
'ndash;' => "\xE2\x80\x93",
'ne;' => "\xE2\x89\xA0",
'ni;' => "\xE2\x88\x8B",
'not' => "\xC2\xAC",
'not;' => "\xC2\xAC",
'notin;' => "\xE2\x88\x89",
'nsub;' => "\xE2\x8A\x84",
'Ntilde' => "\xC3\x91",
'ntilde' => "\xC3\xB1",
'Ntilde;' => "\xC3\x91",
'ntilde;' => "\xC3\xB1",
'Nu;' => "\xCE\x9D",
'nu;' => "\xCE\xBD",
'Oacute' => "\xC3\x93",
'oacute' => "\xC3\xB3",
'Oacute;' => "\xC3\x93",
'oacute;' => "\xC3\xB3",
'Ocirc' => "\xC3\x94",
'ocirc' => "\xC3\xB4",
'Ocirc;' => "\xC3\x94",
'ocirc;' => "\xC3\xB4",
'OElig;' => "\xC5\x92",
'oelig;' => "\xC5\x93",
'Ograve' => "\xC3\x92",
'ograve' => "\xC3\xB2",
'Ograve;' => "\xC3\x92",
'ograve;' => "\xC3\xB2",
'oline;' => "\xE2\x80\xBE",
'Omega;' => "\xCE\xA9",
'omega;' => "\xCF\x89",
'Omicron;' => "\xCE\x9F",
'omicron;' => "\xCE\xBF",
'oplus;' => "\xE2\x8A\x95",
'or;' => "\xE2\x88\xA8",
'ordf' => "\xC2\xAA",
'ordf;' => "\xC2\xAA",
'ordm' => "\xC2\xBA",
'ordm;' => "\xC2\xBA",
'Oslash' => "\xC3\x98",
'oslash' => "\xC3\xB8",
'Oslash;' => "\xC3\x98",
'oslash;' => "\xC3\xB8",
'Otilde' => "\xC3\x95",
'otilde' => "\xC3\xB5",
'Otilde;' => "\xC3\x95",
'otilde;' => "\xC3\xB5",
'otimes;' => "\xE2\x8A\x97",
'Ouml' => "\xC3\x96",
'ouml' => "\xC3\xB6",
'Ouml;' => "\xC3\x96",
'ouml;' => "\xC3\xB6",
'para' => "\xC2\xB6",
'para;' => "\xC2\xB6",
'part;' => "\xE2\x88\x82",
'permil;' => "\xE2\x80\xB0",
'perp;' => "\xE2\x8A\xA5",
'Phi;' => "\xCE\xA6",
'phi;' => "\xCF\x86",
'Pi;' => "\xCE\xA0",
'pi;' => "\xCF\x80",
'piv;' => "\xCF\x96",
'plusmn' => "\xC2\xB1",
'plusmn;' => "\xC2\xB1",
'pound' => "\xC2\xA3",
'pound;' => "\xC2\xA3",
'Prime;' => "\xE2\x80\xB3",
'prime;' => "\xE2\x80\xB2",
'prod;' => "\xE2\x88\x8F",
'prop;' => "\xE2\x88\x9D",
'Psi;' => "\xCE\xA8",
'psi;' => "\xCF\x88",
'QUOT' => "\x22",
'quot' => "\x22",
'QUOT;' => "\x22",
'quot;' => "\x22",
'radic;' => "\xE2\x88\x9A",
'rang;' => "\xE3\x80\x89",
'raquo' => "\xC2\xBB",
'raquo;' => "\xC2\xBB",
'rArr;' => "\xE2\x87\x92",
'rarr;' => "\xE2\x86\x92",
'rceil;' => "\xE2\x8C\x89",
'rdquo;' => "\xE2\x80\x9D",
'real;' => "\xE2\x84\x9C",
'REG' => "\xC2\xAE",
'reg' => "\xC2\xAE",
'REG;' => "\xC2\xAE",
'reg;' => "\xC2\xAE",
'rfloor;' => "\xE2\x8C\x8B",
'Rho;' => "\xCE\xA1",
'rho;' => "\xCF\x81",
'rlm;' => "\xE2\x80\x8F",
'rsaquo;' => "\xE2\x80\xBA",
'rsquo;' => "\xE2\x80\x99",
'sbquo;' => "\xE2\x80\x9A",
'Scaron;' => "\xC5\xA0",
'scaron;' => "\xC5\xA1",
'sdot;' => "\xE2\x8B\x85",
'sect' => "\xC2\xA7",
'sect;' => "\xC2\xA7",
'shy' => "\xC2\xAD",
'shy;' => "\xC2\xAD",
'Sigma;' => "\xCE\xA3",
'sigma;' => "\xCF\x83",
'sigmaf;' => "\xCF\x82",
'sim;' => "\xE2\x88\xBC",
'spades;' => "\xE2\x99\xA0",
'sub;' => "\xE2\x8A\x82",
'sube;' => "\xE2\x8A\x86",
'sum;' => "\xE2\x88\x91",
'sup;' => "\xE2\x8A\x83",
'sup1' => "\xC2\xB9",
'sup1;' => "\xC2\xB9",
'sup2' => "\xC2\xB2",
'sup2;' => "\xC2\xB2",
'sup3' => "\xC2\xB3",
'sup3;' => "\xC2\xB3",
'supe;' => "\xE2\x8A\x87",
'szlig' => "\xC3\x9F",
'szlig;' => "\xC3\x9F",
'Tau;' => "\xCE\xA4",
'tau;' => "\xCF\x84",
'there4;' => "\xE2\x88\xB4",
'Theta;' => "\xCE\x98",
'theta;' => "\xCE\xB8",
'thetasym;' => "\xCF\x91",
'thinsp;' => "\xE2\x80\x89",
'THORN' => "\xC3\x9E",
'thorn' => "\xC3\xBE",
'THORN;' => "\xC3\x9E",
'thorn;' => "\xC3\xBE",
'tilde;' => "\xCB\x9C",
'times' => "\xC3\x97",
'times;' => "\xC3\x97",
'TRADE;' => "\xE2\x84\xA2",
'trade;' => "\xE2\x84\xA2",
'Uacute' => "\xC3\x9A",
'uacute' => "\xC3\xBA",
'Uacute;' => "\xC3\x9A",
'uacute;' => "\xC3\xBA",
'uArr;' => "\xE2\x87\x91",
'uarr;' => "\xE2\x86\x91",
'Ucirc' => "\xC3\x9B",
'ucirc' => "\xC3\xBB",
'Ucirc;' => "\xC3\x9B",
'ucirc;' => "\xC3\xBB",
'Ugrave' => "\xC3\x99",
'ugrave' => "\xC3\xB9",
'Ugrave;' => "\xC3\x99",
'ugrave;' => "\xC3\xB9",
'uml' => "\xC2\xA8",
'uml;' => "\xC2\xA8",
'upsih;' => "\xCF\x92",
'Upsilon;' => "\xCE\xA5",
'upsilon;' => "\xCF\x85",
'Uuml' => "\xC3\x9C",
'uuml' => "\xC3\xBC",
'Uuml;' => "\xC3\x9C",
'uuml;' => "\xC3\xBC",
'weierp;' => "\xE2\x84\x98",
'Xi;' => "\xCE\x9E",
'xi;' => "\xCE\xBE",
'Yacute' => "\xC3\x9D",
'yacute' => "\xC3\xBD",
'Yacute;' => "\xC3\x9D",
'yacute;' => "\xC3\xBD",
'yen' => "\xC2\xA5",
'yen;' => "\xC2\xA5",
'yuml' => "\xC3\xBF",
'Yuml;' => "\xC5\xB8",
'yuml;' => "\xC3\xBF",
'Zeta;' => "\xCE\x96",
'zeta;' => "\xCE\xB6",
'zwj;' => "\xE2\x80\x8D",
'zwnj;' => "\xE2\x80\x8C"
);
for ($i = 0, $match = null; $i < 9 && $this->consume() !== false; $i++)
{
$consumed = substr($this->consumed, 1);
if (isset($entities[$consumed]))
{
$match = $consumed;
}
}
if ($match !== null)
{
$this->data = substr_replace($this->data, $entities[$match], $this->position - strlen($consumed) - 1, strlen($match) + 1);
$this->position += strlen($entities[$match]) - strlen($consumed) - 1;
}
break;
}
}
}
File diff suppressed because it is too large. Load diff
@@ -0,0 +1,51 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* General SimplePie exception class
*
* @package SimplePie
*/
class SimplePie_Exception extends Exception
{
}
@@ -0,0 +1,301 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Used for fetching remote files and reading local files
*
* Supports HTTP 1.0 via cURL or fsockopen, with spotty HTTP 1.1 support
*
* This class can be overloaded with {@see SimplePie::set_file_class()}
*
* @package SimplePie
* @subpackage HTTP
* @todo Move to properly supporting RFC2616 (HTTP/1.1)
*/
class SimplePie_File
{
var $url;
var $useragent;
var $success = true;
var $headers = array();
var $body;
var $status_code;
var $redirects = 0;
var $error;
var $method = SIMPLEPIE_FILE_SOURCE_NONE;
var $permanent_url;
public function __construct($url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null, $force_fsockopen = false, $curl_options = array())
{
if (class_exists('idna_convert'))
{
$idn = new idna_convert();
$parsed = SimplePie_Misc::parse_url($url);
$url = SimplePie_Misc::compress_parse_url($parsed['scheme'], $idn->encode($parsed['authority']), $parsed['path'], $parsed['query'], NULL);
}
$this->url = $url;
$this->permanent_url = $url;
$this->useragent = $useragent;
if (preg_match('/^http(s)?:\/\//i', $url))
{
if ($useragent === null)
{
$useragent = ini_get('user_agent');
$this->useragent = $useragent;
}
if (!is_array($headers))
{
$headers = array();
}
if (!$force_fsockopen && function_exists('curl_exec'))
{
$this->method = SIMPLEPIE_FILE_SOURCE_REMOTE | SIMPLEPIE_FILE_SOURCE_CURL;
$fp = curl_init();
$headers2 = array();
foreach ($headers as $key => $value)
{
$headers2[] = "$key: $value";
}
if (version_compare(SimplePie_Misc::get_curl_version(), '7.10.5', '>='))
{
curl_setopt($fp, CURLOPT_ENCODING, '');
}
curl_setopt($fp, CURLOPT_URL, $url);
curl_setopt($fp, CURLOPT_HEADER, 1);
curl_setopt($fp, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($fp, CURLOPT_FAILONERROR, 1);
curl_setopt($fp, CURLOPT_TIMEOUT, $timeout);
curl_setopt($fp, CURLOPT_CONNECTTIMEOUT, $timeout);
curl_setopt($fp, CURLOPT_REFERER, SimplePie_Misc::url_remove_credentials($url));
curl_setopt($fp, CURLOPT_USERAGENT, $useragent);
curl_setopt($fp, CURLOPT_HTTPHEADER, $headers2);
foreach ($curl_options as $curl_param => $curl_value) {
curl_setopt($fp, $curl_param, $curl_value);
}
$this->headers = curl_exec($fp);
if (curl_errno($fp) === 23 || curl_errno($fp) === 61)
{
curl_setopt($fp, CURLOPT_ENCODING, 'none');
$this->headers = curl_exec($fp);
}
$this->status_code = curl_getinfo($fp, CURLINFO_HTTP_CODE);
if (curl_errno($fp))
{
$this->error = 'cURL error ' . curl_errno($fp) . ': ' . curl_error($fp);
$this->success = false;
}
else
{
// Use the updated url provided by curl_getinfo after any redirects.
if ($info = curl_getinfo($fp)) {
$this->url = $info['url'];
}
curl_close($fp);
$this->headers = SimplePie_HTTP_Parser::prepareHeaders($this->headers, $info['redirect_count'] + 1);
$parser = new SimplePie_HTTP_Parser($this->headers);
if ($parser->parse())
{
$this->headers = $parser->headers;
$this->body = trim($parser->body);
$this->status_code = $parser->status_code;
if ((in_array($this->status_code, array(300, 301, 302, 303, 307)) || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects)
{
$this->redirects++;
$location = SimplePie_Misc::absolutize_url($this->headers['location'], $url);
$previousStatusCode = $this->status_code;
$this->__construct($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen, $curl_options);
$this->permanent_url = ($previousStatusCode == 301) ? $location : $url;
return;
}
}
}
}
else
{
$this->method = SIMPLEPIE_FILE_SOURCE_REMOTE | SIMPLEPIE_FILE_SOURCE_FSOCKOPEN;
$url_parts = parse_url($url);
$socket_host = $url_parts['host'];
if (isset($url_parts['scheme']) && strtolower($url_parts['scheme']) === 'https')
{
$socket_host = "ssl://$url_parts[host]";
$url_parts['port'] = 443;
}
if (!isset($url_parts['port']))
{
$url_parts['port'] = 80;
}
$fp = @fsockopen($socket_host, $url_parts['port'], $errno, $errstr, $timeout);
if (!$fp)
{
$this->error = 'fsockopen error: ' . $errstr;
$this->success = false;
}
else
{
stream_set_timeout($fp, $timeout);
if (isset($url_parts['path']))
{
if (isset($url_parts['query']))
{
$get = "$url_parts[path]?$url_parts[query]";
}
else
{
$get = $url_parts['path'];
}
}
else
{
$get = '/';
}
$out = "GET $get HTTP/1.1\r\n";
$out .= "Host: $url_parts[host]\r\n";
$out .= "User-Agent: $useragent\r\n";
if (extension_loaded('zlib'))
{
$out .= "Accept-Encoding: x-gzip,gzip,deflate\r\n";
}
if (isset($url_parts['user']) && isset($url_parts['pass']))
{
$out .= "Authorization: Basic " . base64_encode("$url_parts[user]:$url_parts[pass]") . "\r\n";
}
foreach ($headers as $key => $value)
{
$out .= "$key: $value\r\n";
}
$out .= "Connection: Close\r\n\r\n";
fwrite($fp, $out);
$info = stream_get_meta_data($fp);
$this->headers = '';
while (!$info['eof'] && !$info['timed_out'])
{
$this->headers .= fread($fp, 1160);
$info = stream_get_meta_data($fp);
}
if (!$info['timed_out'])
{
$parser = new SimplePie_HTTP_Parser($this->headers);
if ($parser->parse())
{
$this->headers = $parser->headers;
$this->body = $parser->body;
$this->status_code = $parser->status_code;
if ((in_array($this->status_code, array(300, 301, 302, 303, 307)) || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects)
{
$this->redirects++;
$location = SimplePie_Misc::absolutize_url($this->headers['location'], $url);
$previousStatusCode = $this->status_code;
$this->__construct($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen, $curl_options);
$this->permanent_url = ($previousStatusCode == 301) ? $location : $url;
return;
}
if (isset($this->headers['content-encoding']))
{
// Hey, we act dumb elsewhere, so let's do that here too
switch (strtolower(trim($this->headers['content-encoding'], "\x09\x0A\x0D\x20")))
{
case 'gzip':
case 'x-gzip':
$decoder = new SimplePie_gzdecode($this->body);
if (!$decoder->parse())
{
$this->error = 'Unable to decode HTTP "gzip" stream';
$this->success = false;
}
else
{
$this->body = trim($decoder->data);
}
break;
case 'deflate':
if (($decompressed = gzinflate($this->body)) !== false)
{
$this->body = $decompressed;
}
else if (($decompressed = gzuncompress($this->body)) !== false)
{
$this->body = $decompressed;
}
else if (function_exists('gzdecode') && ($decompressed = gzdecode($this->body)) !== false)
{
$this->body = $decompressed;
}
else
{
$this->error = 'Unable to decode HTTP "deflate" stream';
$this->success = false;
}
break;
default:
$this->error = 'Unknown content coding';
$this->success = false;
}
}
}
}
else
{
$this->error = 'fsocket timed out';
$this->success = false;
}
fclose($fp);
}
}
}
else
{
$this->method = SIMPLEPIE_FILE_SOURCE_LOCAL | SIMPLEPIE_FILE_SOURCE_FILE_GET_CONTENTS;
if (empty($url) || !($this->body = trim(file_get_contents($url))))
{
$this->error = 'file_get_contents could not read the file';
$this->success = false;
}
}
}
}
@@ -0,0 +1,520 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* HTTP Response Parser
*
* @package SimplePie
* @subpackage HTTP
*/
class SimplePie_HTTP_Parser
{
/**
* HTTP Version
*
* @var float
*/
public $http_version = 0.0;
/**
* Status code
*
* @var int
*/
public $status_code = 0;
/**
* Reason phrase
*
* @var string
*/
public $reason = '';
/**
* Key/value pairs of the headers
*
* @var array
*/
public $headers = array();
/**
* Body of the response
*
* @var string
*/
public $body = '';
/**
* Current state of the state machine
*
* @var string
*/
protected $state = 'http_version';
/**
* Input data
*
* @var string
*/
protected $data = '';
/**
* Input data length (to avoid calling strlen() everytime this is needed)
*
* @var int
*/
protected $data_length = 0;
/**
* Current position of the pointer
*
* @var int
*/
protected $position = 0;
/**
* Name of the hedaer currently being parsed
*
* @var string
*/
protected $name = '';
/**
* Value of the hedaer currently being parsed
*
* @var string
*/
protected $value = '';
/**
* Create an instance of the class with the input data
*
* @param string $data Input data
*/
public function __construct($data)
{
$this->data = $data;
$this->data_length = strlen($this->data);
}
/**
* Parse the input data
*
* @return bool true on success, false on failure
*/
public function parse()
{
while ($this->state && $this->state !== 'emit' && $this->has_data())
{
$state = $this->state;
$this->$state();
}
$this->data = '';
if ($this->state === 'emit' || $this->state === 'body')
{
return true;
}
$this->http_version = '';
$this->status_code = '';
$this->reason = '';
$this->headers = array();
$this->body = '';
return false;
}
/**
* Check whether there is data beyond the pointer
*
* @return bool true if there is further data, false if not
*/
protected function has_data()
{
return (bool) ($this->position < $this->data_length);
}
/**
* See if the next character is LWS
*
* @return bool true if the next character is LWS, false if not
*/
protected function is_linear_whitespace()
{
return (bool) ($this->data[$this->position] === "\x09"
|| $this->data[$this->position] === "\x20"
|| ($this->data[$this->position] === "\x0A"
&& isset($this->data[$this->position + 1])
&& ($this->data[$this->position + 1] === "\x09" || $this->data[$this->position + 1] === "\x20")));
}
/**
* Parse the HTTP version
*/
protected function http_version()
{
if (strpos($this->data, "\x0A") !== false && strtoupper(substr($this->data, 0, 5)) === 'HTTP/')
{
$len = strspn($this->data, '0123456789.', 5);
$this->http_version = substr($this->data, 5, $len);
$this->position += 5 + $len;
if (substr_count($this->http_version, '.') <= 1)
{
$this->http_version = (float) $this->http_version;
$this->position += strspn($this->data, "\x09\x20", $this->position);
$this->state = 'status';
}
else
{
$this->state = false;
}
}
else
{
$this->state = false;
}
}
/**
* Parse the status code
*/
protected function status()
{
if ($len = strspn($this->data, '0123456789', $this->position))
{
$this->status_code = (int) substr($this->data, $this->position, $len);
$this->position += $len;
$this->state = 'reason';
}
else
{
$this->state = false;
}
}
/**
* Parse the reason phrase
*/
protected function reason()
{
$len = strcspn($this->data, "\x0A", $this->position);
$this->reason = trim(substr($this->data, $this->position, $len), "\x09\x0D\x20");
$this->position += $len + 1;
$this->state = 'new_line';
}
/**
* Deal with a new line, shifting data around as needed
*/
protected function new_line()
{
$this->value = trim($this->value, "\x0D\x20");
if ($this->name !== '' && $this->value !== '')
{
$this->name = strtolower($this->name);
// We should only use the last Content-Type header. c.f. issue #1
if (isset($this->headers[$this->name]) && $this->name !== 'content-type')
{
$this->headers[$this->name] .= ', ' . $this->value;
}
else
{
$this->headers[$this->name] = $this->value;
}
}
$this->name = '';
$this->value = '';
if (substr($this->data[$this->position], 0, 2) === "\x0D\x0A")
{
$this->position += 2;
$this->state = 'body';
}
elseif ($this->data[$this->position] === "\x0A")
{
$this->position++;
$this->state = 'body';
}
else
{
$this->state = 'name';
}
}
/**
* Parse a header name
*/
protected function name()
{
$len = strcspn($this->data, "\x0A:", $this->position);
if (isset($this->data[$this->position + $len]))
{
if ($this->data[$this->position + $len] === "\x0A")
{
$this->position += $len;
$this->state = 'new_line';
}
else
{
$this->name = substr($this->data, $this->position, $len);
$this->position += $len + 1;
$this->state = 'value';
}
}
else
{
$this->state = false;
}
}
/**
* Parse LWS, replacing consecutive LWS characters with a single space
*/
protected function linear_whitespace()
{
do
{
if (substr($this->data, $this->position, 2) === "\x0D\x0A")
{
$this->position += 2;
}
elseif ($this->data[$this->position] === "\x0A")
{
$this->position++;
}
$this->position += strspn($this->data, "\x09\x20", $this->position);
} while ($this->has_data() && $this->is_linear_whitespace());
$this->value .= "\x20";
}
/**
* See what state to move to while within non-quoted header values
*/
protected function value()
{
if ($this->is_linear_whitespace())
{
$this->linear_whitespace();
}
else
{
switch ($this->data[$this->position])
{
case '"':
// Workaround for ETags: we have to include the quotes as
// part of the tag.
if (strtolower($this->name) === 'etag')
{
$this->value .= '"';
$this->position++;
$this->state = 'value_char';
break;
}
$this->position++;
$this->state = 'quote';
break;
case "\x0A":
$this->position++;
$this->state = 'new_line';
break;
default:
$this->state = 'value_char';
break;
}
}
}
/**
* Parse a header value while outside quotes
*/
protected function value_char()
{
$len = strcspn($this->data, "\x09\x20\x0A\"", $this->position);
$this->value .= substr($this->data, $this->position, $len);
$this->position += $len;
$this->state = 'value';
}
/**
* See what state to move to while within quoted header values
*/
protected function quote()
{
if ($this->is_linear_whitespace())
{
$this->linear_whitespace();
}
else
{
switch ($this->data[$this->position])
{
case '"':
$this->position++;
$this->state = 'value';
break;
case "\x0A":
$this->position++;
$this->state = 'new_line';
break;
case '\\':
$this->position++;
$this->state = 'quote_escaped';
break;
default:
$this->state = 'quote_char';
break;
}
}
}
/**
* Parse a header value while within quotes
*/
protected function quote_char()
{
$len = strcspn($this->data, "\x09\x20\x0A\"\\", $this->position);
$this->value .= substr($this->data, $this->position, $len);
$this->position += $len;
$this->state = 'value';
}
/**
* Parse an escaped character within quotes
*/
protected function quote_escaped()
{
$this->value .= $this->data[$this->position];
$this->position++;
$this->state = 'quote';
}
/**
* Parse the body
*/
protected function body()
{
$this->body = substr($this->data, $this->position);
if (!empty($this->headers['transfer-encoding']))
{
unset($this->headers['transfer-encoding']);
$this->state = 'chunked';
}
else
{
$this->state = 'emit';
}
}
/**
* Parsed a "Transfer-Encoding: chunked" body
*/
protected function chunked()
{
if (!preg_match('/^([0-9a-f]+)[^\r\n]*\r\n/i', trim($this->body)))
{
$this->state = 'emit';
return;
}
$decoded = '';
$encoded = $this->body;
while (true)
{
$is_chunked = (bool) preg_match( '/^([0-9a-f]+)[^\r\n]*\r\n/i', $encoded, $matches );
if (!$is_chunked)
{
// Looks like it's not chunked after all
$this->state = 'emit';
return;
}
$length = hexdec(trim($matches[1]));
if ($length === 0)
{
// Ignore trailer headers
$this->state = 'emit';
$this->body = $decoded;
return;
}
$chunk_length = strlen($matches[0]);
$decoded .= $part = substr($encoded, $chunk_length, $length);
$encoded = substr($encoded, $chunk_length + $length + 2);
if (trim($encoded) === '0' || empty($encoded))
{
$this->state = 'emit';
$this->body = $decoded;
return;
}
}
}
/**
* Prepare headers (take care of proxies headers)
*
* @param string $headers Raw headers
* @param integer $count Redirection count. Default to 1.
*
* @return string
*/
static public function prepareHeaders($headers, $count = 1)
{
$data = explode("\r\n\r\n", $headers, $count);
$data = array_pop($data);
if (false !== stripos($data, "HTTP/1.0 200 Connection established\r\n")) {
$exploded = explode("\r\n\r\n", $data, 2);
$data = end($exploded);
}
if (false !== stripos($data, "HTTP/1.1 200 Connection established\r\n")) {
$exploded = explode("\r\n\r\n", $data, 2);
$data = end($exploded);
}
return $data;
}
}
File diff suppressed because it is too large. Load diff
File diff suppressed because it is too large. Load diff
@@ -0,0 +1,432 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Used for feed auto-discovery
*
*
* This class can be overloaded with {@see SimplePie::set_locator_class()}
*
* @package SimplePie
*/
class SimplePie_Locator
{
var $useragent;
var $timeout;
var $file;
var $local = array();
var $elsewhere = array();
var $cached_entities = array();
var $http_base;
var $base;
var $base_location = 0;
var $checked_feeds = 0;
var $max_checked_feeds = 10;
var $force_fsockopen = false;
var $curl_options = array();
var $dom;
protected $registry;
public function __construct(SimplePie_File $file, $timeout = 10, $useragent = null, $max_checked_feeds = 10, $force_fsockopen = false, $curl_options = array())
{
$this->file = $file;
$this->useragent = $useragent;
$this->timeout = $timeout;
$this->max_checked_feeds = $max_checked_feeds;
$this->force_fsockopen = $force_fsockopen;
$this->curl_options = $curl_options;
if (class_exists('DOMDocument') && $this->file->body != '')
{
$this->dom = new DOMDocument();
set_error_handler(array('SimplePie_Misc', 'silence_errors'));
try
{
$this->dom->loadHTML($this->file->body);
}
catch (Throwable $ex)
{
$this->dom = null;
}
restore_error_handler();
}
else
{
$this->dom = null;
}
}
public function set_registry(SimplePie_Registry $registry)
{
$this->registry = $registry;
}
public function find($type = SIMPLEPIE_LOCATOR_ALL, &$working = null)
{
if ($this->is_feed($this->file))
{
return $this->file;
}
if ($this->file->method & SIMPLEPIE_FILE_SOURCE_REMOTE)
{
$sniffer = $this->registry->create('Content_Type_Sniffer', array($this->file));
if ($sniffer->get_type() !== 'text/html')
{
return null;
}
}
if ($type & ~SIMPLEPIE_LOCATOR_NONE)
{
$this->get_base();
}
if ($type & SIMPLEPIE_LOCATOR_AUTODISCOVERY && $working = $this->autodiscovery())
{
return $working[0];
}
if ($type & (SIMPLEPIE_LOCATOR_LOCAL_EXTENSION | SIMPLEPIE_LOCATOR_LOCAL_BODY | SIMPLEPIE_LOCATOR_REMOTE_EXTENSION | SIMPLEPIE_LOCATOR_REMOTE_BODY) && $this->get_links())
{
if ($type & SIMPLEPIE_LOCATOR_LOCAL_EXTENSION && $working = $this->extension($this->local))
{
return $working[0];
}
if ($type & SIMPLEPIE_LOCATOR_LOCAL_BODY && $working = $this->body($this->local))
{
return $working[0];
}
if ($type & SIMPLEPIE_LOCATOR_REMOTE_EXTENSION && $working = $this->extension($this->elsewhere))
{
return $working[0];
}
if ($type & SIMPLEPIE_LOCATOR_REMOTE_BODY && $working = $this->body($this->elsewhere))
{
return $working[0];
}
}
return null;
}
public function is_feed($file, $check_html = false)
{
if ($file->method & SIMPLEPIE_FILE_SOURCE_REMOTE)
{
$sniffer = $this->registry->create('Content_Type_Sniffer', array($file));
$sniffed = $sniffer->get_type();
$mime_types = array('application/rss+xml', 'application/rdf+xml',
'text/rdf', 'application/atom+xml', 'text/xml',
'application/xml', 'application/x-rss+xml');
if ($check_html)
{
$mime_types[] = 'text/html';
}
return in_array($sniffed, $mime_types);
}
elseif ($file->method & SIMPLEPIE_FILE_SOURCE_LOCAL)
{
return true;
}
else
{
return false;
}
}
public function get_base()
{
if ($this->dom === null)
{
throw new SimplePie_Exception('DOMDocument not found, unable to use locator');
}
$this->http_base = $this->file->url;
$this->base = $this->http_base;
$elements = $this->dom->getElementsByTagName('base');
foreach ($elements as $element)
{
if ($element->hasAttribute('href'))
{
$base = $this->registry->call('Misc', 'absolutize_url', array(trim($element->getAttribute('href')), $this->http_base));
if ($base === false)
{
continue;
}
$this->base = $base;
$this->base_location = method_exists($element, 'getLineNo') ? $element->getLineNo() : 0;
break;
}
}
}
public function autodiscovery()
{
$done = array();
$feeds = array();
$feeds = array_merge($feeds, $this->search_elements_by_tag('link', $done, $feeds));
$feeds = array_merge($feeds, $this->search_elements_by_tag('a', $done, $feeds));
$feeds = array_merge($feeds, $this->search_elements_by_tag('area', $done, $feeds));
if (!empty($feeds))
{
return array_values($feeds);
}
return null;
}
protected function search_elements_by_tag($name, &$done, $feeds)
{
if ($this->dom === null)
{
throw new SimplePie_Exception('DOMDocument not found, unable to use locator');
}
$links = $this->dom->getElementsByTagName($name);
foreach ($links as $link)
{
if ($this->checked_feeds === $this->max_checked_feeds)
{
break;
}
if ($link->hasAttribute('href') && $link->hasAttribute('rel'))
{
$rel = array_unique($this->registry->call('Misc', 'space_separated_tokens', array(strtolower($link->getAttribute('rel')))));
$line = method_exists($link, 'getLineNo') ? $link->getLineNo() : 1;
if ($this->base_location < $line)
{
$href = $this->registry->call('Misc', 'absolutize_url', array(trim($link->getAttribute('href')), $this->base));
}
else
{
$href = $this->registry->call('Misc', 'absolutize_url', array(trim($link->getAttribute('href')), $this->http_base));
}
if ($href === false)
{
continue;
}
if (!in_array($href, $done) && in_array('feed', $rel) || (in_array('alternate', $rel) && !in_array('stylesheet', $rel) && $link->hasAttribute('type') && in_array(strtolower($this->registry->call('Misc', 'parse_mime', array($link->getAttribute('type')))), array('text/html', 'application/rss+xml', 'application/atom+xml'))) && !isset($feeds[$href]))
{
$this->checked_feeds++;
$headers = array(
'Accept' => 'application/atom+xml, application/rss+xml, application/rdf+xml;q=0.9, application/xml;q=0.8, text/xml;q=0.8, text/html;q=0.7, unknown/unknown;q=0.1, application/unknown;q=0.1, */*;q=0.1',
);
$feed = $this->registry->create('File', array($href, $this->timeout, 5, $headers, $this->useragent, $this->force_fsockopen, $this->curl_options));
if ($feed->success && ($feed->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($feed->status_code === 200 || $feed->status_code > 206 && $feed->status_code < 300)) && $this->is_feed($feed, true))
{
$feeds[$href] = $feed;
}
}
$done[] = $href;
}
}
return $feeds;
}
public function get_links()
{
if ($this->dom === null)
{
throw new SimplePie_Exception('DOMDocument not found, unable to use locator');
}
$links = $this->dom->getElementsByTagName('a');
foreach ($links as $link)
{
if ($link->hasAttribute('href'))
{
$href = trim($link->getAttribute('href'));
$parsed = $this->registry->call('Misc', 'parse_url', array($href));
if ($parsed['scheme'] === '' || preg_match('/^(https?|feed)?$/i', $parsed['scheme']))
{
if (method_exists($link, 'getLineNo') && $this->base_location < $link->getLineNo())
{
$href = $this->registry->call('Misc', 'absolutize_url', array(trim($link->getAttribute('href')), $this->base));
}
else
{
$href = $this->registry->call('Misc', 'absolutize_url', array(trim($link->getAttribute('href')), $this->http_base));
}
if ($href === false)
{
continue;
}
$current = $this->registry->call('Misc', 'parse_url', array($this->file->url));
if ($parsed['authority'] === '' || $parsed['authority'] === $current['authority'])
{
$this->local[] = $href;
}
else
{
$this->elsewhere[] = $href;
}
}
}
}
$this->local = array_unique($this->local);
$this->elsewhere = array_unique($this->elsewhere);
if (!empty($this->local) || !empty($this->elsewhere))
{
return true;
}
return null;
}
public function get_rel_link($rel)
{
if ($this->dom === null)
{
throw new SimplePie_Exception('DOMDocument not found, unable to use '.
'locator');
}
if (!class_exists('DOMXpath'))
{
throw new SimplePie_Exception('DOMXpath not found, unable to use '.
'get_rel_link');
}
$xpath = new DOMXpath($this->dom);
$query = '//a[@rel and @href] | //link[@rel and @href]';
foreach ($xpath->query($query) as $link)
{
$href = trim($link->getAttribute('href'));
$parsed = $this->registry->call('Misc', 'parse_url', array($href));
if ($parsed['scheme'] === '' ||
preg_match('/^https?$/i', $parsed['scheme']))
{
if (method_exists($link, 'getLineNo') &&
$this->base_location < $link->getLineNo())
{
$href =
$this->registry->call('Misc', 'absolutize_url',
array(trim($link->getAttribute('href')),
$this->base));
}
else
{
$href =
$this->registry->call('Misc', 'absolutize_url',
array(trim($link->getAttribute('href')),
$this->http_base));
}
if ($href === false)
{
return null;
}
$rel_values = explode(' ', strtolower($link->getAttribute('rel')));
if (in_array($rel, $rel_values))
{
return $href;
}
}
}
return null;
}
public function extension(&$array)
{
foreach ($array as $key => $value)
{
if ($this->checked_feeds === $this->max_checked_feeds)
{
break;
}
if (in_array(strtolower(strrchr($value, '.')), array('.rss', '.rdf', '.atom', '.xml')))
{
$this->checked_feeds++;
$headers = array(
'Accept' => 'application/atom+xml, application/rss+xml, application/rdf+xml;q=0.9, application/xml;q=0.8, text/xml;q=0.8, text/html;q=0.7, unknown/unknown;q=0.1, application/unknown;q=0.1, */*;q=0.1',
);
$feed = $this->registry->create('File', array($value, $this->timeout, 5, $headers, $this->useragent, $this->force_fsockopen, $this->curl_options));
if ($feed->success && ($feed->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($feed->status_code === 200 || $feed->status_code > 206 && $feed->status_code < 300)) && $this->is_feed($feed))
{
return array($feed);
}
else
{
unset($array[$key]);
}
}
}
return null;
}
public function body(&$array)
{
foreach ($array as $key => $value)
{
if ($this->checked_feeds === $this->max_checked_feeds)
{
break;
}
if (preg_match('/(feed|rss|rdf|atom|xml)/i', $value))
{
$this->checked_feeds++;
$headers = array(
'Accept' => 'application/atom+xml, application/rss+xml, application/rdf+xml;q=0.9, application/xml;q=0.8, text/xml;q=0.8, text/html;q=0.7, unknown/unknown;q=0.1, application/unknown;q=0.1, */*;q=0.1',
);
$feed = $this->registry->create('File', array($value, $this->timeout, 5, null, $this->useragent, $this->force_fsockopen, $this->curl_options));
if ($feed->success && ($feed->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($feed->status_code === 200 || $feed->status_code > 206 && $feed->status_code < 300)) && $this->is_feed($feed))
{
return array($feed);
}
else
{
unset($array[$key]);
}
}
}
return null;
}
}
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<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Class to validate and to work with IPv6 addresses.
*
* @package SimplePie
* @subpackage HTTP
* @copyright 2003-2005 The PHP Group
* @license http://www.opensource.org/licenses/bsd-license.php
* @link http://pear.php.net/package/Net_IPv6
* @author Alexander Merz <alexander.merz@web.de>
* @author elfrink at introweb dot nl
* @author Josh Peck <jmp at joshpeck dot org>
* @author Sam Sneddon <geoffers@gmail.com>
*/
class SimplePie_Net_IPv6
{
/**
* Uncompresses an IPv6 address
*
* RFC 4291 allows you to compress concecutive zero pieces in an address to
* '::'. This method expects a valid IPv6 address and expands the '::' to
* the required number of zero pieces.
*
* Example: FF01::101 -> FF01:0:0:0:0:0:0:101
* ::1 -> 0:0:0:0:0:0:0:1
*
* @author Alexander Merz <alexander.merz@web.de>
* @author elfrink at introweb dot nl
* @author Josh Peck <jmp at joshpeck dot org>
* @copyright 2003-2005 The PHP Group
* @license http://www.opensource.org/licenses/bsd-license.php
* @param string $ip An IPv6 address
* @return string The uncompressed IPv6 address
*/
public static function uncompress($ip)
{
$c1 = -1;
$c2 = -1;
if (substr_count($ip, '::') === 1)
{
list($ip1, $ip2) = explode('::', $ip);
if ($ip1 === '')
{
$c1 = -1;
}
else
{
$c1 = substr_count($ip1, ':');
}
if ($ip2 === '')
{
$c2 = -1;
}
else
{
$c2 = substr_count($ip2, ':');
}
if (strpos($ip2, '.') !== false)
{
$c2++;
}
// ::
if ($c1 === -1 && $c2 === -1)
{
$ip = '0:0:0:0:0:0:0:0';
}
// ::xxx
else if ($c1 === -1)
{
$fill = str_repeat('0:', 7 - $c2);
$ip = str_replace('::', $fill, $ip);
}
// xxx::
else if ($c2 === -1)
{
$fill = str_repeat(':0', 7 - $c1);
$ip = str_replace('::', $fill, $ip);
}
// xxx::xxx
else
{
$fill = ':' . str_repeat('0:', 6 - $c2 - $c1);
$ip = str_replace('::', $fill, $ip);
}
}
return $ip;
}
/**
* Compresses an IPv6 address
*
* RFC 4291 allows you to compress concecutive zero pieces in an address to
* '::'. This method expects a valid IPv6 address and compresses consecutive
* zero pieces to '::'.
*
* Example: FF01:0:0:0:0:0:0:101 -> FF01::101
* 0:0:0:0:0:0:0:1 -> ::1
*
* @see uncompress()
* @param string $ip An IPv6 address
* @return string The compressed IPv6 address
*/
public static function compress($ip)
{
// Prepare the IP to be compressed
$ip = self::uncompress($ip);
$ip_parts = self::split_v6_v4($ip);
// Replace all leading zeros
$ip_parts[0] = preg_replace('/(^|:)0+([0-9])/', '\1\2', $ip_parts[0]);
// Find bunches of zeros
if (preg_match_all('/(?:^|:)(?:0(?::|$))+/', $ip_parts[0], $matches, PREG_OFFSET_CAPTURE))
{
$max = 0;
$pos = null;
foreach ($matches[0] as $match)
{
if (strlen($match[0]) > $max)
{
$max = strlen($match[0]);
$pos = $match[1];
}
}
$ip_parts[0] = substr_replace($ip_parts[0], '::', $pos, $max);
}
if ($ip_parts[1] !== '')
{
return implode(':', $ip_parts);
}
return $ip_parts[0];
}
/**
* Splits an IPv6 address into the IPv6 and IPv4 representation parts
*
* RFC 4291 allows you to represent the last two parts of an IPv6 address
* using the standard IPv4 representation
*
* Example: 0:0:0:0:0:0:13.1.68.3
* 0:0:0:0:0:FFFF:129.144.52.38
*
* @param string $ip An IPv6 address
* @return array [0] contains the IPv6 represented part, and [1] the IPv4 represented part
*/
private static function split_v6_v4($ip)
{
if (strpos($ip, '.') !== false)
{
$pos = strrpos($ip, ':');
$ipv6_part = substr($ip, 0, $pos);
$ipv4_part = substr($ip, $pos + 1);
return array($ipv6_part, $ipv4_part);
}
return array($ip, '');
}
/**
* Checks an IPv6 address
*
* Checks if the given IP is a valid IPv6 address
*
* @param string $ip An IPv6 address
* @return bool true if $ip is a valid IPv6 address
*/
public static function check_ipv6($ip)
{
$ip = self::uncompress($ip);
list($ipv6, $ipv4) = self::split_v6_v4($ip);
$ipv6 = explode(':', $ipv6);
$ipv4 = explode('.', $ipv4);
if (count($ipv6) === 8 && count($ipv4) === 1 || count($ipv6) === 6 && count($ipv4) === 4)
{
foreach ($ipv6 as $ipv6_part)
{
// The section can't be empty
if ($ipv6_part === '')
return false;
// Nor can it be over four characters
if (strlen($ipv6_part) > 4)
return false;
// Remove leading zeros (this is safe because of the above)
$ipv6_part = ltrim($ipv6_part, '0');
if ($ipv6_part === '')
$ipv6_part = '0';
// Check the value is valid
$value = hexdec($ipv6_part);
if (dechex($value) !== strtolower($ipv6_part) || $value < 0 || $value > 0xFFFF)
return false;
}
if (count($ipv4) === 4)
{
foreach ($ipv4 as $ipv4_part)
{
$value = (int) $ipv4_part;
if ((string) $value !== $ipv4_part || $value < 0 || $value > 0xFF)
return false;
}
}
return true;
}
return false;
}
/**
* Checks if the given IP is a valid IPv6 address
*
* @codeCoverageIgnore
* @deprecated Use {@see SimplePie_Net_IPv6::check_ipv6()} instead
* @see check_ipv6
* @param string $ip An IPv6 address
* @return bool true if $ip is a valid IPv6 address
*/
public static function checkIPv6($ip)
{
return self::check_ipv6($ip);
}
}
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@@ -0,0 +1,679 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Parses XML into something sane
*
*
* This class can be overloaded with {@see SimplePie::set_parser_class()}
*
* @package SimplePie
* @subpackage Parsing
*/
class SimplePie_Parser
{
var $error_code;
var $error_string;
var $current_line;
var $current_column;
var $current_byte;
var $separator = ' ';
var $namespace = array('');
var $element = array('');
var $xml_base = array('');
var $xml_base_explicit = array(false);
var $xml_lang = array('');
var $data = array();
var $datas = array(array());
var $current_xhtml_construct = -1;
var $encoding;
protected $registry;
public function set_registry(SimplePie_Registry $registry)
{
$this->registry = $registry;
}
public function parse(&$data, $encoding, $url = '')
{
if (class_exists('DOMXpath') && function_exists('Mf2\parse')) {
$doc = new DOMDocument();
@$doc->loadHTML($data);
$xpath = new DOMXpath($doc);
// Check for both h-feed and h-entry, as both a feed with no entries
// and a list of entries without an h-feed wrapper are both valid.
$query = '//*[contains(concat(" ", @class, " "), " h-feed ") or '.
'contains(concat(" ", @class, " "), " h-entry ")]';
$result = $xpath->query($query);
if ($result->length !== 0) {
return $this->parse_microformats($data, $url);
}
}
// Use UTF-8 if we get passed US-ASCII, as every US-ASCII character is a UTF-8 character
if (strtoupper($encoding) === 'US-ASCII')
{
$this->encoding = 'UTF-8';
}
else
{
$this->encoding = $encoding;
}
// Strip BOM:
// UTF-32 Big Endian BOM
if (substr($data, 0, 4) === "\x00\x00\xFE\xFF")
{
$data = substr($data, 4);
}
// UTF-32 Little Endian BOM
elseif (substr($data, 0, 4) === "\xFF\xFE\x00\x00")
{
$data = substr($data, 4);
}
// UTF-16 Big Endian BOM
elseif (substr($data, 0, 2) === "\xFE\xFF")
{
$data = substr($data, 2);
}
// UTF-16 Little Endian BOM
elseif (substr($data, 0, 2) === "\xFF\xFE")
{
$data = substr($data, 2);
}
// UTF-8 BOM
elseif (substr($data, 0, 3) === "\xEF\xBB\xBF")
{
$data = substr($data, 3);
}
if (substr($data, 0, 5) === '<?xml' && strspn(substr($data, 5, 1), "\x09\x0A\x0D\x20") && ($pos = strpos($data, '?>')) !== false)
{
$declaration = $this->registry->create('XML_Declaration_Parser', array(substr($data, 5, $pos - 5)));
if ($declaration->parse())
{
$data = substr($data, $pos + 2);
$data = '<?xml version="' . $declaration->version . '" encoding="' . $encoding . '" standalone="' . (($declaration->standalone) ? 'yes' : 'no') . '"?>' ."\n". $this->declare_html_entities() . $data;
}
else
{
$this->error_string = 'SimplePie bug! Please report this!';
return false;
}
}
$return = true;
static $xml_is_sane = null;
if ($xml_is_sane === null)
{
$parser_check = xml_parser_create();
xml_parse_into_struct($parser_check, '<foo>&amp;</foo>', $values);
xml_parser_free($parser_check);
$xml_is_sane = isset($values[0]['value']);
}
// Create the parser
if ($xml_is_sane)
{
$xml = xml_parser_create_ns($this->encoding, $this->separator);
xml_parser_set_option($xml, XML_OPTION_SKIP_WHITE, 1);
xml_parser_set_option($xml, XML_OPTION_CASE_FOLDING, 0);
xml_set_object($xml, $this);
xml_set_character_data_handler($xml, 'cdata');
xml_set_element_handler($xml, 'tag_open', 'tag_close');
// Parse!
$wrapper = @is_writable(sys_get_temp_dir()) ? 'php://temp' : 'php://memory';
if (($stream = fopen($wrapper, 'r+')) &&
fwrite($stream, $data) &&
rewind($stream))
{
//Parse by chunks not to use too much memory
do
{
$stream_data = fread($stream, 1048576);
if (!xml_parse($xml, $stream_data === false ? '' : $stream_data, feof($stream)))
{
$this->error_code = xml_get_error_code($xml);
$this->error_string = xml_error_string($this->error_code);
$return = false;
break;
}
} while (!feof($stream));
fclose($stream);
}
else
{
$return = false;
}
$this->current_line = xml_get_current_line_number($xml);
$this->current_column = xml_get_current_column_number($xml);
$this->current_byte = xml_get_current_byte_index($xml);
xml_parser_free($xml);
return $return;
}
libxml_clear_errors();
$xml = new XMLReader();
$xml->xml($data);
while (@$xml->read())
{
switch ($xml->nodeType)
{
case constant('XMLReader::END_ELEMENT'):
if ($xml->namespaceURI !== '')
{
$tagName = $xml->namespaceURI . $this->separator . $xml->localName;
}
else
{
$tagName = $xml->localName;
}
$this->tag_close(null, $tagName);
break;
case constant('XMLReader::ELEMENT'):
$empty = $xml->isEmptyElement;
if ($xml->namespaceURI !== '')
{
$tagName = $xml->namespaceURI . $this->separator . $xml->localName;
}
else
{
$tagName = $xml->localName;
}
$attributes = array();
while ($xml->moveToNextAttribute())
{
if ($xml->namespaceURI !== '')
{
$attrName = $xml->namespaceURI . $this->separator . $xml->localName;
}
else
{
$attrName = $xml->localName;
}
$attributes[$attrName] = $xml->value;
}
$this->tag_open(null, $tagName, $attributes);
if ($empty)
{
$this->tag_close(null, $tagName);
}
break;
case constant('XMLReader::TEXT'):
case constant('XMLReader::CDATA'):
$this->cdata(null, $xml->value);
break;
}
}
if ($error = libxml_get_last_error())
{
$this->error_code = $error->code;
$this->error_string = $error->message;
$this->current_line = $error->line;
$this->current_column = $error->column;
return false;
}
return true;
}
public function get_error_code()
{
return $this->error_code;
}
public function get_error_string()
{
return $this->error_string;
}
public function get_current_line()
{
return $this->current_line;
}
public function get_current_column()
{
return $this->current_column;
}
public function get_current_byte()
{
return $this->current_byte;
}
public function get_data()
{
return $this->data;
}
public function tag_open($parser, $tag, $attributes)
{
list($this->namespace[], $this->element[]) = $this->split_ns($tag);
$attribs = array();
foreach ($attributes as $name => $value)
{
list($attrib_namespace, $attribute) = $this->split_ns($name);
$attribs[$attrib_namespace][$attribute] = $value;
}
if (isset($attribs[SIMPLEPIE_NAMESPACE_XML]['base']))
{
$base = $this->registry->call('Misc', 'absolutize_url', array($attribs[SIMPLEPIE_NAMESPACE_XML]['base'], end($this->xml_base)));
if ($base !== false)
{
$this->xml_base[] = $base;
$this->xml_base_explicit[] = true;
}
}
else
{
$this->xml_base[] = end($this->xml_base);
$this->xml_base_explicit[] = end($this->xml_base_explicit);
}
if (isset($attribs[SIMPLEPIE_NAMESPACE_XML]['lang']))
{
$this->xml_lang[] = $attribs[SIMPLEPIE_NAMESPACE_XML]['lang'];
}
else
{
$this->xml_lang[] = end($this->xml_lang);
}
if ($this->current_xhtml_construct >= 0)
{
$this->current_xhtml_construct++;
if (end($this->namespace) === SIMPLEPIE_NAMESPACE_XHTML)
{
$this->data['data'] .= '<' . end($this->element);
if (isset($attribs['']))
{
foreach ($attribs[''] as $name => $value)
{
$this->data['data'] .= ' ' . $name . '="' . htmlspecialchars($value, ENT_COMPAT, $this->encoding) . '"';
}
}
$this->data['data'] .= '>';
}
}
else
{
$this->datas[] =& $this->data;
$this->data =& $this->data['child'][end($this->namespace)][end($this->element)][];
$this->data = array('data' => '', 'attribs' => $attribs, 'xml_base' => end($this->xml_base), 'xml_base_explicit' => end($this->xml_base_explicit), 'xml_lang' => end($this->xml_lang));
if ((end($this->namespace) === SIMPLEPIE_NAMESPACE_ATOM_03 && in_array(end($this->element), array('title', 'tagline', 'copyright', 'info', 'summary', 'content')) && isset($attribs['']['mode']) && $attribs['']['mode'] === 'xml')
|| (end($this->namespace) === SIMPLEPIE_NAMESPACE_ATOM_10 && in_array(end($this->element), array('rights', 'subtitle', 'summary', 'info', 'title', 'content')) && isset($attribs['']['type']) && $attribs['']['type'] === 'xhtml')
|| (end($this->namespace) === SIMPLEPIE_NAMESPACE_RSS_20 && in_array(end($this->element), array('title')))
|| (end($this->namespace) === SIMPLEPIE_NAMESPACE_RSS_090 && in_array(end($this->element), array('title')))
|| (end($this->namespace) === SIMPLEPIE_NAMESPACE_RSS_10 && in_array(end($this->element), array('title'))))
{
$this->current_xhtml_construct = 0;
}
}
}
public function cdata($parser, $cdata)
{
if ($this->current_xhtml_construct >= 0)
{
$this->data['data'] .= htmlspecialchars($cdata, ENT_QUOTES, $this->encoding);
}
else
{
$this->data['data'] .= $cdata;
}
}
public function tag_close($parser, $tag)
{
if ($this->current_xhtml_construct >= 0)
{
$this->current_xhtml_construct--;
if (end($this->namespace) === SIMPLEPIE_NAMESPACE_XHTML && !in_array(end($this->element), array('area', 'base', 'basefont', 'br', 'col', 'frame', 'hr', 'img', 'input', 'isindex', 'link', 'meta', 'param')))
{
$this->data['data'] .= '</' . end($this->element) . '>';
}
}
if ($this->current_xhtml_construct === -1)
{
$this->data =& $this->datas[count($this->datas) - 1];
array_pop($this->datas);
}
array_pop($this->element);
array_pop($this->namespace);
array_pop($this->xml_base);
array_pop($this->xml_base_explicit);
array_pop($this->xml_lang);
}
public function split_ns($string)
{
static $cache = array();
if (!isset($cache[$string]))
{
if ($pos = strpos($string, $this->separator))
{
static $separator_length;
if (!$separator_length)
{
$separator_length = strlen($this->separator);
}
$namespace = substr($string, 0, $pos);
$local_name = substr($string, $pos + $separator_length);
if (strtolower($namespace) === SIMPLEPIE_NAMESPACE_ITUNES)
{
$namespace = SIMPLEPIE_NAMESPACE_ITUNES;
}
// Normalize the Media RSS namespaces
if ($namespace === SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG ||
$namespace === SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG2 ||
$namespace === SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG3 ||
$namespace === SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG4 ||
$namespace === SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG5 )
{
$namespace = SIMPLEPIE_NAMESPACE_MEDIARSS;
}
$cache[$string] = array($namespace, $local_name);
}
else
{
$cache[$string] = array('', $string);
}
}
return $cache[$string];
}
private function parse_hcard($data, $category = false) {
$name = '';
$link = '';
// Check if h-card is set and pass that information on in the link.
if (isset($data['type']) && in_array('h-card', $data['type'])) {
if (isset($data['properties']['name'][0])) {
$name = $data['properties']['name'][0];
}
if (isset($data['properties']['url'][0])) {
$link = $data['properties']['url'][0];
if ($name === '') {
$name = $link;
}
else {
// can't have commas in categories.
$name = str_replace(',', '', $name);
}
$person_tag = $category ? '<span class="person-tag"></span>' : '';
return '<a class="h-card" href="'.$link.'">'.$person_tag.$name.'</a>';
}
}
return isset($data['value']) ? $data['value'] : '';
}
private function parse_microformats(&$data, $url) {
$feed_title = '';
$feed_author = NULL;
$author_cache = array();
$items = array();
$entries = array();
$mf = Mf2\parse($data, $url);
// First look for an h-feed.
$h_feed = array();
foreach ($mf['items'] as $mf_item) {
if (in_array('h-feed', $mf_item['type'])) {
$h_feed = $mf_item;
break;
}
// Also look for h-feed or h-entry in the children of each top level item.
if (!isset($mf_item['children'][0]['type'])) continue;
if (in_array('h-feed', $mf_item['children'][0]['type'])) {
$h_feed = $mf_item['children'][0];
// In this case the parent of the h-feed may be an h-card, so use it as
// the feed_author.
if (in_array('h-card', $mf_item['type'])) $feed_author = $mf_item;
break;
}
else if (in_array('h-entry', $mf_item['children'][0]['type'])) {
$entries = $mf_item['children'];
// In this case the parent of the h-entry list may be an h-card, so use
// it as the feed_author.
if (in_array('h-card', $mf_item['type'])) $feed_author = $mf_item;
break;
}
}
if (isset($h_feed['children'])) {
$entries = $h_feed['children'];
// Also set the feed title and store author from the h-feed if available.
if (isset($mf['items'][0]['properties']['name'][0])) {
$feed_title = $mf['items'][0]['properties']['name'][0];
}
if (isset($mf['items'][0]['properties']['author'][0])) {
$feed_author = $mf['items'][0]['properties']['author'][0];
}
}
else if (count($entries) === 0) {
$entries = $mf['items'];
}
for ($i = 0; $i < count($entries); $i++) {
$entry = $entries[$i];
if (in_array('h-entry', $entry['type'])) {
$item = array();
$title = '';
$description = '';
if (isset($entry['properties']['url'][0])) {
$link = $entry['properties']['url'][0];
if (isset($link['value'])) $link = $link['value'];
$item['link'] = array(array('data' => $link));
}
if (isset($entry['properties']['uid'][0])) {
$guid = $entry['properties']['uid'][0];
if (isset($guid['value'])) $guid = $guid['value'];
$item['guid'] = array(array('data' => $guid));
}
if (isset($entry['properties']['name'][0])) {
$title = $entry['properties']['name'][0];
if (isset($title['value'])) $title = $title['value'];
$item['title'] = array(array('data' => $title));
}
if (isset($entry['properties']['author'][0]) || isset($feed_author)) {
// author is a special case, it can be plain text or an h-card array.
// If it's plain text it can also be a url that should be followed to
// get the actual h-card.
$author = isset($entry['properties']['author'][0]) ?
$entry['properties']['author'][0] : $feed_author;
if (!is_string($author)) {
$author = $this->parse_hcard($author);
}
else if (strpos($author, 'http') === 0) {
if (isset($author_cache[$author])) {
$author = $author_cache[$author];
}
else {
$mf = Mf2\fetch($author);
foreach ($mf['items'] as $hcard) {
// Only interested in an h-card by itself in this case.
if (!in_array('h-card', $hcard['type'])) {
continue;
}
// It must have a url property matching what we fetched.
if (!isset($hcard['properties']['url']) ||
!(in_array($author, $hcard['properties']['url']))) {
continue;
}
// Save parse_hcard the trouble of finding the correct url.
$hcard['properties']['url'][0] = $author;
// Cache this h-card for the next h-entry to check.
$author_cache[$author] = $this->parse_hcard($hcard);
$author = $author_cache[$author];
break;
}
}
}
$item['author'] = array(array('data' => $author));
}
if (isset($entry['properties']['photo'][0])) {
// If a photo is also in content, don't need to add it again here.
$content = '';
if (isset($entry['properties']['content'][0]['html'])) {
$content = $entry['properties']['content'][0]['html'];
}
$photo_list = array();
for ($j = 0; $j < count($entry['properties']['photo']); $j++) {
$photo = $entry['properties']['photo'][$j];
if (!empty($photo) && strpos($content, $photo) === false) {
$photo_list[] = $photo;
}
}
// When there's more than one photo show the first and use a lightbox.
// Need a permanent, unique name for the image set, but don't have
// anything unique except for the content itself, so use that.
$count = count($photo_list);
if ($count > 1) {
$image_set_id = preg_replace('/[[:^alnum:]]/', '', $photo_list[0]);
$description = '<p>';
for ($j = 0; $j < $count; $j++) {
$hidden = $j === 0 ? '' : 'class="hidden" ';
$description .= '<a href="'.$photo_list[$j].'" '.$hidden.
'data-lightbox="image-set-'.$image_set_id.'">'.
'<img src="'.$photo_list[$j].'"></a>';
}
$description .= '<br><b>'.$count.' photos</b></p>';
}
else if ($count == 1) {
$description = '<p><img src="'.$photo_list[0].'"></p>';
}
}
if (isset($entry['properties']['content'][0]['html'])) {
// e-content['value'] is the same as p-name when they are on the same
// element. Use this to replace title with a strip_tags version so
// that alt text from images is not included in the title.
if ($entry['properties']['content'][0]['value'] === $title) {
$title = strip_tags($entry['properties']['content'][0]['html']);
$item['title'] = array(array('data' => $title));
}
$description .= $entry['properties']['content'][0]['html'];
if (isset($entry['properties']['in-reply-to'][0])) {
$in_reply_to = '';
if (is_string($entry['properties']['in-reply-to'][0])) {
$in_reply_to = $entry['properties']['in-reply-to'][0];
}
else if (isset($entry['properties']['in-reply-to'][0]['value'])) {
$in_reply_to = $entry['properties']['in-reply-to'][0]['value'];
}
if ($in_reply_to !== '') {
$description .= '<p><span class="in-reply-to"></span> '.
'<a href="'.$in_reply_to.'">'.$in_reply_to.'</a><p>';
}
}
$item['description'] = array(array('data' => $description));
}
if (isset($entry['properties']['category'])) {
$category_csv = '';
// Categories can also contain h-cards.
foreach ($entry['properties']['category'] as $category) {
if ($category_csv !== '') $category_csv .= ', ';
if (is_string($category)) {
// Can't have commas in categories.
$category_csv .= str_replace(',', '', $category);
}
else {
$category_csv .= $this->parse_hcard($category, true);
}
}
$item['category'] = array(array('data' => $category_csv));
}
if (isset($entry['properties']['published'][0])) {
$timestamp = strtotime($entry['properties']['published'][0]);
$pub_date = date('F j Y g:ia', $timestamp).' GMT';
$item['pubDate'] = array(array('data' => $pub_date));
}
// The title and description are set to the empty string to represent
// a deleted item (which also makes it an invalid rss item).
if (isset($entry['properties']['deleted'][0])) {
$item['title'] = array(array('data' => ''));
$item['description'] = array(array('data' => ''));
}
$items[] = array('child' => array('' => $item));
}
}
// Mimic RSS data format when storing microformats.
$link = array(array('data' => $url));
$image = '';
if (!is_string($feed_author) &&
isset($feed_author['properties']['photo'][0])) {
$image = array(array('child' => array('' => array('url' =>
array(array('data' => $feed_author['properties']['photo'][0]))))));
}
// Use the name given for the h-feed, or get the title from the html.
if ($feed_title !== '') {
$feed_title = array(array('data' => htmlspecialchars($feed_title)));
}
else if ($position = strpos($data, '<title>')) {
$start = $position < 200 ? 0 : $position - 200;
$check = substr($data, $start, 400);
$matches = array();
if (preg_match('/<title>(.+)<\/title>/', $check, $matches)) {
$feed_title = array(array('data' => htmlspecialchars($matches[1])));
}
}
$channel = array('channel' => array(array('child' => array('' =>
array('link' => $link, 'image' => $image, 'title' => $feed_title,
'item' => $items)))));
$rss = array(array('attribs' => array('' => array('version' => '2.0')),
'child' => array('' => $channel)));
$this->data = array('child' => array('' => array('rss' => $rss)));
return true;
}
private function declare_html_entities() {
// This is required because the RSS specification says that entity-encoded
// html is allowed, but the xml specification says they must be declared.
return '<!DOCTYPE html [ <!ENTITY nbsp "&#x00A0;"> <!ENTITY iexcl "&#x00A1;"> <!ENTITY cent "&#x00A2;"> <!ENTITY pound "&#x00A3;"> <!ENTITY curren "&#x00A4;"> <!ENTITY yen "&#x00A5;"> <!ENTITY brvbar "&#x00A6;"> <!ENTITY sect "&#x00A7;"> <!ENTITY uml "&#x00A8;"> <!ENTITY copy "&#x00A9;"> <!ENTITY ordf "&#x00AA;"> <!ENTITY laquo "&#x00AB;"> <!ENTITY not "&#x00AC;"> <!ENTITY shy "&#x00AD;"> <!ENTITY reg "&#x00AE;"> <!ENTITY macr "&#x00AF;"> <!ENTITY deg "&#x00B0;"> <!ENTITY plusmn "&#x00B1;"> <!ENTITY sup2 "&#x00B2;"> <!ENTITY sup3 "&#x00B3;"> <!ENTITY acute "&#x00B4;"> <!ENTITY micro "&#x00B5;"> <!ENTITY para "&#x00B6;"> <!ENTITY middot "&#x00B7;"> <!ENTITY cedil "&#x00B8;"> <!ENTITY sup1 "&#x00B9;"> <!ENTITY ordm "&#x00BA;"> <!ENTITY raquo "&#x00BB;"> <!ENTITY frac14 "&#x00BC;"> <!ENTITY frac12 "&#x00BD;"> <!ENTITY frac34 "&#x00BE;"> <!ENTITY iquest "&#x00BF;"> <!ENTITY Agrave "&#x00C0;"> <!ENTITY Aacute "&#x00C1;"> <!ENTITY Acirc "&#x00C2;"> <!ENTITY Atilde "&#x00C3;"> <!ENTITY Auml "&#x00C4;"> <!ENTITY Aring "&#x00C5;"> <!ENTITY AElig "&#x00C6;"> <!ENTITY Ccedil "&#x00C7;"> <!ENTITY Egrave "&#x00C8;"> <!ENTITY Eacute "&#x00C9;"> <!ENTITY Ecirc "&#x00CA;"> <!ENTITY Euml "&#x00CB;"> <!ENTITY Igrave "&#x00CC;"> <!ENTITY Iacute "&#x00CD;"> <!ENTITY Icirc "&#x00CE;"> <!ENTITY Iuml "&#x00CF;"> <!ENTITY ETH "&#x00D0;"> <!ENTITY Ntilde "&#x00D1;"> <!ENTITY Ograve "&#x00D2;"> <!ENTITY Oacute "&#x00D3;"> <!ENTITY Ocirc "&#x00D4;"> <!ENTITY Otilde "&#x00D5;"> <!ENTITY Ouml "&#x00D6;"> <!ENTITY times "&#x00D7;"> <!ENTITY Oslash "&#x00D8;"> <!ENTITY Ugrave "&#x00D9;"> <!ENTITY Uacute "&#x00DA;"> <!ENTITY Ucirc "&#x00DB;"> <!ENTITY Uuml "&#x00DC;"> <!ENTITY Yacute "&#x00DD;"> <!ENTITY THORN "&#x00DE;"> <!ENTITY szlig "&#x00DF;"> <!ENTITY agrave "&#x00E0;"> <!ENTITY aacute "&#x00E1;"> <!ENTITY acirc "&#x00E2;"> <!ENTITY atilde "&#x00E3;"> <!ENTITY auml "&#x00E4;"> <!ENTITY aring "&#x00E5;"> <!ENTITY aelig "&#x00E6;"> <!ENTITY ccedil "&#x00E7;"> <!ENTITY egrave "&#x00E8;"> <!ENTITY eacute "&#x00E9;"> <!ENTITY ecirc "&#x00EA;"> <!ENTITY euml "&#x00EB;"> <!ENTITY igrave "&#x00EC;"> <!ENTITY iacute "&#x00ED;"> <!ENTITY icirc "&#x00EE;"> <!ENTITY iuml "&#x00EF;"> <!ENTITY eth "&#x00F0;"> <!ENTITY ntilde "&#x00F1;"> <!ENTITY ograve "&#x00F2;"> <!ENTITY oacute "&#x00F3;"> <!ENTITY ocirc "&#x00F4;"> <!ENTITY otilde "&#x00F5;"> <!ENTITY ouml "&#x00F6;"> <!ENTITY divide "&#x00F7;"> <!ENTITY oslash "&#x00F8;"> <!ENTITY ugrave "&#x00F9;"> <!ENTITY uacute "&#x00FA;"> <!ENTITY ucirc "&#x00FB;"> <!ENTITY uuml "&#x00FC;"> <!ENTITY yacute "&#x00FD;"> <!ENTITY thorn "&#x00FE;"> <!ENTITY yuml "&#x00FF;"> <!ENTITY OElig "&#x0152;"> <!ENTITY oelig "&#x0153;"> <!ENTITY Scaron "&#x0160;"> <!ENTITY scaron "&#x0161;"> <!ENTITY Yuml "&#x0178;"> <!ENTITY fnof "&#x0192;"> <!ENTITY circ "&#x02C6;"> <!ENTITY tilde "&#x02DC;"> <!ENTITY Alpha "&#x0391;"> <!ENTITY Beta "&#x0392;"> <!ENTITY Gamma "&#x0393;"> <!ENTITY Epsilon "&#x0395;"> <!ENTITY Zeta "&#x0396;"> <!ENTITY Eta "&#x0397;"> <!ENTITY Theta "&#x0398;"> <!ENTITY Iota "&#x0399;"> <!ENTITY Kappa "&#x039A;"> <!ENTITY Lambda "&#x039B;"> <!ENTITY Mu "&#x039C;"> <!ENTITY Nu "&#x039D;"> <!ENTITY Xi "&#x039E;"> <!ENTITY Omicron "&#x039F;"> <!ENTITY Pi "&#x03A0;"> <!ENTITY Rho "&#x03A1;"> <!ENTITY Sigma "&#x03A3;"> <!ENTITY Tau "&#x03A4;"> <!ENTITY Upsilon "&#x03A5;"> <!ENTITY Phi "&#x03A6;"> <!ENTITY Chi "&#x03A7;"> <!ENTITY Psi "&#x03A8;"> <!ENTITY Omega "&#x03A9;"> <!ENTITY alpha "&#x03B1;"> <!ENTITY beta "&#x03B2;"> <!ENTITY gamma "&#x03B3;"> <!ENTITY delta "&#x03B4;"> <!ENTITY epsilon "&#x03B5;"> <!ENTITY zeta "&#x03B6;"> <!ENTITY eta "&#x03B7;"> <!ENTITY theta "&#x03B8;"> <!ENTITY iota "&#x03B9;"> <!ENTITY kappa "&#x03BA;"> <!ENTITY lambda "&#x03BB;"> <!ENTITY mu "&#x03BC;"> <!ENTITY nu "&#x03BD;"> <!ENTITY xi "&#x03BE;"> <!ENTITY omicron "&#x03BF;"> <!ENTITY pi "&#x03C0;"> <!ENTITY rho "&#x03C1;"> <!ENTITY sigmaf "&#x03C2;"> <!ENTITY sigma "&#x03C3;"> <!ENTITY tau "&#x03C4;"> <!ENTITY upsilon "&#x03C5;"> <!ENTITY phi "&#x03C6;"> <!ENTITY chi "&#x03C7;"> <!ENTITY psi "&#x03C8;"> <!ENTITY omega "&#x03C9;"> <!ENTITY thetasym "&#x03D1;"> <!ENTITY upsih "&#x03D2;"> <!ENTITY piv "&#x03D6;"> <!ENTITY ensp "&#x2002;"> <!ENTITY emsp "&#x2003;"> <!ENTITY thinsp "&#x2009;"> <!ENTITY zwnj "&#x200C;"> <!ENTITY zwj "&#x200D;"> <!ENTITY lrm "&#x200E;"> <!ENTITY rlm "&#x200F;"> <!ENTITY ndash "&#x2013;"> <!ENTITY mdash "&#x2014;"> <!ENTITY lsquo "&#x2018;"> <!ENTITY rsquo "&#x2019;"> <!ENTITY sbquo "&#x201A;"> <!ENTITY ldquo "&#x201C;"> <!ENTITY rdquo "&#x201D;"> <!ENTITY bdquo "&#x201E;"> <!ENTITY dagger "&#x2020;"> <!ENTITY Dagger "&#x2021;"> <!ENTITY bull "&#x2022;"> <!ENTITY hellip "&#x2026;"> <!ENTITY permil "&#x2030;"> <!ENTITY prime "&#x2032;"> <!ENTITY Prime "&#x2033;"> <!ENTITY lsaquo "&#x2039;"> <!ENTITY rsaquo "&#x203A;"> <!ENTITY oline "&#x203E;"> <!ENTITY frasl "&#x2044;"> <!ENTITY euro "&#x20AC;"> <!ENTITY image "&#x2111;"> <!ENTITY weierp "&#x2118;"> <!ENTITY real "&#x211C;"> <!ENTITY trade "& Line truncated
}
}
@@ -0,0 +1,124 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Handles `<media:rating>` or `<itunes:explicit>` tags as defined in Media RSS and iTunes RSS respectively
*
* Used by {@see SimplePie_Enclosure::get_rating()} and {@see SimplePie_Enclosure::get_ratings()}
*
* This class can be overloaded with {@see SimplePie::set_rating_class()}
*
* @package SimplePie
* @subpackage API
*/
class SimplePie_Rating
{
/**
* Rating scheme
*
* @var string
* @see get_scheme()
*/
var $scheme;
/**
* Rating value
*
* @var string
* @see get_value()
*/
var $value;
/**
* Constructor, used to input the data
*
* For documentation on all the parameters, see the corresponding
* properties and their accessors
*/
public function __construct($scheme = null, $value = null)
{
$this->scheme = $scheme;
$this->value = $value;
}
/**
* String-ified version
*
* @return string
*/
public function __toString()
{
// There is no $this->data here
return md5(serialize($this));
}
/**
* Get the organizational scheme for the rating
*
* @return string|null
*/
public function get_scheme()
{
if ($this->scheme !== null)
{
return $this->scheme;
}
return null;
}
/**
* Get the value of the rating
*
* @return string|null
*/
public function get_value()
{
if ($this->value !== null)
{
return $this->value;
}
return null;
}
}
@@ -0,0 +1,225 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Handles creating objects and calling methods
*
* Access this via {@see SimplePie::get_registry()}
*
* @package SimplePie
*/
class SimplePie_Registry
{
/**
* Default class mapping
*
* Overriding classes *must* subclass these.
*
* @var array
*/
protected $default = array(
'Cache' => 'SimplePie_Cache',
'Locator' => 'SimplePie_Locator',
'Parser' => 'SimplePie_Parser',
'File' => 'SimplePie_File',
'Sanitize' => 'SimplePie_Sanitize',
'Item' => 'SimplePie_Item',
'Author' => 'SimplePie_Author',
'Category' => 'SimplePie_Category',
'Enclosure' => 'SimplePie_Enclosure',
'Caption' => 'SimplePie_Caption',
'Copyright' => 'SimplePie_Copyright',
'Credit' => 'SimplePie_Credit',
'Rating' => 'SimplePie_Rating',
'Restriction' => 'SimplePie_Restriction',
'Content_Type_Sniffer' => 'SimplePie_Content_Type_Sniffer',
'Source' => 'SimplePie_Source',
'Misc' => 'SimplePie_Misc',
'XML_Declaration_Parser' => 'SimplePie_XML_Declaration_Parser',
'Parse_Date' => 'SimplePie_Parse_Date',
);
/**
* Class mapping
*
* @see register()
* @var array
*/
protected $classes = array();
/**
* Legacy classes
*
* @see register()
* @var array
*/
protected $legacy = array();
/**
* Constructor
*
* No-op
*/
public function __construct() { }
/**
* Register a class
*
* @param string $type See {@see $default} for names
* @param string $class Class name, must subclass the corresponding default
* @param bool $legacy Whether to enable legacy support for this class
* @return bool Successfulness
*/
public function register($type, $class, $legacy = false)
{
if (!@is_subclass_of($class, $this->default[$type]))
{
return false;
}
$this->classes[$type] = $class;
if ($legacy)
{
$this->legacy[] = $class;
}
return true;
}
/**
* Get the class registered for a type
*
* Where possible, use {@see create()} or {@see call()} instead
*
* @param string $type
* @return string|null
*/
public function get_class($type)
{
if (!empty($this->classes[$type]))
{
return $this->classes[$type];
}
if (!empty($this->default[$type]))
{
return $this->default[$type];
}
return null;
}
/**
* Create a new instance of a given type
*
* @param string $type
* @param array $parameters Parameters to pass to the constructor
* @return object Instance of class
*/
public function &create($type, $parameters = array())
{
$class = $this->get_class($type);
if (in_array($class, $this->legacy))
{
switch ($type)
{
case 'locator':
// Legacy: file, timeout, useragent, file_class, max_checked_feeds, content_type_sniffer_class
// Specified: file, timeout, useragent, max_checked_feeds
$replacement = array($this->get_class('file'), $parameters[3], $this->get_class('content_type_sniffer'));
array_splice($parameters, 3, 1, $replacement);
break;
}
}
if (!method_exists($class, '__construct'))
{
$instance = new $class;
}
else
{
$reflector = new ReflectionClass($class);
$instance = $reflector->newInstanceArgs($parameters);
}
if (method_exists($instance, 'set_registry'))
{
$instance->set_registry($this);
}
return $instance;
}
/**
* Call a static method for a type
*
* @param string $type
* @param string $method
* @param array $parameters
* @return mixed
*/
public function &call($type, $method, $parameters = array())
{
$class = $this->get_class($type);
if (in_array($class, $this->legacy))
{
switch ($type)
{
case 'Cache':
// For backwards compatibility with old non-static
// Cache::create() methods in PHP < 8.0.
// No longer supported as of PHP 8.0.
if ($method === 'get_handler')
{
$result = @call_user_func_array(array($class, 'create'), $parameters);
return $result;
}
break;
}
}
$result = call_user_func_array(array($class, $method), $parameters);
return $result;
}
}
@@ -0,0 +1,148 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Handles `<media:restriction>` as defined in Media RSS
*
* Used by {@see SimplePie_Enclosure::get_restriction()} and {@see SimplePie_Enclosure::get_restrictions()}
*
* This class can be overloaded with {@see SimplePie::set_restriction_class()}
*
* @package SimplePie
* @subpackage API
*/
class SimplePie_Restriction
{
/**
* Relationship ('allow'/'deny')
*
* @var string
* @see get_relationship()
*/
var $relationship;
/**
* Type of restriction
*
* @var string
* @see get_type()
*/
var $type;
/**
* Restricted values
*
* @var string
* @see get_value()
*/
var $value;
/**
* Constructor, used to input the data
*
* For documentation on all the parameters, see the corresponding
* properties and their accessors
*/
public function __construct($relationship = null, $type = null, $value = null)
{
$this->relationship = $relationship;
$this->type = $type;
$this->value = $value;
}
/**
* String-ified version
*
* @return string
*/
public function __toString()
{
// There is no $this->data here
return md5(serialize($this));
}
/**
* Get the relationship
*
* @return string|null Either 'allow' or 'deny'
*/
public function get_relationship()
{
if ($this->relationship !== null)
{
return $this->relationship;
}
return null;
}
/**
* Get the type
*
* @return string|null
*/
public function get_type()
{
if ($this->type !== null)
{
return $this->type;
}
return null;
}
/**
* Get the list of restricted things
*
* @return string|null
*/
public function get_value()
{
if ($this->value !== null)
{
return $this->value;
}
return null;
}
}
@@ -0,0 +1,656 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Used for data cleanup and post-processing
*
*
* This class can be overloaded with {@see SimplePie::set_sanitize_class()}
*
* @package SimplePie
* @todo Move to using an actual HTML parser (this will allow tags to be properly stripped, and to switch between HTML and XHTML), this will also make it easier to shorten a string while preserving HTML tags
*/
class SimplePie_Sanitize
{
// Private vars
var $base;
// Options
var $remove_div = true;
var $image_handler = '';
var $strip_htmltags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style');
var $encode_instead_of_strip = false;
var $strip_attributes = array('bgsound', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur', 'lowsrc', 'dynsrc');
var $add_attributes = array('audio' => array('preload' => 'none'), 'iframe' => array('sandbox' => 'allow-scripts allow-same-origin'), 'video' => array('preload' => 'none'));
var $strip_comments = false;
var $output_encoding = 'UTF-8';
var $enable_cache = true;
var $cache_location = './cache';
var $cache_name_function = 'md5';
var $timeout = 10;
var $useragent = '';
var $force_fsockopen = false;
var $replace_url_attributes = null;
var $registry;
/**
* List of domains for which to force HTTPS.
* @see SimplePie_Sanitize::set_https_domains()
* Array is a tree split at DNS levels. Example:
* array('biz' => true, 'com' => array('example' => true), 'net' => array('example' => array('www' => true)))
*/
var $https_domains = array();
public function __construct()
{
// Set defaults
$this->set_url_replacements(null);
}
public function remove_div($enable = true)
{
$this->remove_div = (bool) $enable;
}
public function set_image_handler($page = false)
{
if ($page)
{
$this->image_handler = (string) $page;
}
else
{
$this->image_handler = false;
}
}
public function set_registry(SimplePie_Registry $registry)
{
$this->registry = $registry;
}
public function pass_cache_data($enable_cache = true, $cache_location = './cache', $cache_name_function = 'md5', $cache_class = 'SimplePie_Cache')
{
if (isset($enable_cache))
{
$this->enable_cache = (bool) $enable_cache;
}
if ($cache_location)
{
$this->cache_location = (string) $cache_location;
}
if ($cache_name_function)
{
$this->cache_name_function = (string) $cache_name_function;
}
}
public function pass_file_data($file_class = 'SimplePie_File', $timeout = 10, $useragent = '', $force_fsockopen = false)
{
if ($timeout)
{
$this->timeout = (string) $timeout;
}
if ($useragent)
{
$this->useragent = (string) $useragent;
}
if ($force_fsockopen)
{
$this->force_fsockopen = (string) $force_fsockopen;
}
}
public function strip_htmltags($tags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style'))
{
if ($tags)
{
if (is_array($tags))
{
$this->strip_htmltags = $tags;
}
else
{
$this->strip_htmltags = explode(',', $tags);
}
}
else
{
$this->strip_htmltags = false;
}
}
public function encode_instead_of_strip($encode = false)
{
$this->encode_instead_of_strip = (bool) $encode;
}
public function strip_attributes($attribs = array('bgsound', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur', 'lowsrc', 'dynsrc'))
{
if ($attribs)
{
if (is_array($attribs))
{
$this->strip_attributes = $attribs;
}
else
{
$this->strip_attributes = explode(',', $attribs);
}
}
else
{
$this->strip_attributes = false;
}
}
public function add_attributes($attribs = array('audio' => array('preload' => 'none'), 'iframe' => array('sandbox' => 'allow-scripts allow-same-origin'), 'video' => array('preload' => 'none')))
{
if ($attribs)
{
if (is_array($attribs))
{
$this->add_attributes = $attribs;
}
else
{
$this->add_attributes = explode(',', $attribs);
}
}
else
{
$this->add_attributes = false;
}
}
public function strip_comments($strip = false)
{
$this->strip_comments = (bool) $strip;
}
public function set_output_encoding($encoding = 'UTF-8')
{
$this->output_encoding = (string) $encoding;
}
/**
* Set element/attribute key/value pairs of HTML attributes
* containing URLs that need to be resolved relative to the feed
*
* Defaults to |a|@href, |area|@href, |blockquote|@cite, |del|@cite,
* |form|@action, |img|@longdesc, |img|@src, |input|@src, |ins|@cite,
* |q|@cite
*
* @since 1.0
* @param array|null $element_attribute Element/attribute key/value pairs, null for default
*/
public function set_url_replacements($element_attribute = null)
{
if ($element_attribute === null)
{
$element_attribute = array(
'a' => 'href',
'area' => 'href',
'blockquote' => 'cite',
'del' => 'cite',
'form' => 'action',
'img' => array(
'longdesc',
'src'
),
'input' => 'src',
'ins' => 'cite',
'q' => 'cite'
);
}
$this->replace_url_attributes = (array) $element_attribute;
}
/**
* Set the list of domains for which to force HTTPS.
* @see SimplePie_Misc::https_url()
* Example array('biz', 'example.com', 'example.org', 'www.example.net');
*/
public function set_https_domains($domains)
{
$this->https_domains = array();
foreach ($domains as $domain)
{
$domain = trim($domain, ". \t\n\r\0\x0B");
$segments = array_reverse(explode('.', $domain));
$node =& $this->https_domains;
foreach ($segments as $segment)
{//Build a tree
if ($node === true)
{
break;
}
if (!isset($node[$segment]))
{
$node[$segment] = array();
}
$node =& $node[$segment];
}
$node = true;
}
}
/**
* Check if the domain is in the list of forced HTTPS.
*/
protected function is_https_domain($domain)
{
$domain = trim($domain, '. ');
$segments = array_reverse(explode('.', $domain));
$node =& $this->https_domains;
foreach ($segments as $segment)
{//Explore the tree
if (isset($node[$segment]))
{
$node =& $node[$segment];
}
else
{
break;
}
}
return $node === true;
}
/**
* Force HTTPS for selected Web sites.
*/
public function https_url($url)
{
return (strtolower(substr($url, 0, 7)) === 'http://') &&
$this->is_https_domain(parse_url($url, PHP_URL_HOST)) ?
substr_replace($url, 's', 4, 0) : //Add the 's' to HTTPS
$url;
}
public function sanitize($data, $type, $base = '')
{
$data = trim($data);
if ($data !== '' || $type & SIMPLEPIE_CONSTRUCT_IRI)
{
if ($type & SIMPLEPIE_CONSTRUCT_MAYBE_HTML)
{
if (preg_match('/(&(#(x[0-9a-fA-F]+|[0-9]+)|[a-zA-Z0-9]+)|<\/[A-Za-z][^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3E]*' . SIMPLEPIE_PCRE_HTML_ATTRIBUTE . '>)/', $data))
{
$type |= SIMPLEPIE_CONSTRUCT_HTML;
}
else
{
$type |= SIMPLEPIE_CONSTRUCT_TEXT;
}
}
if ($type & SIMPLEPIE_CONSTRUCT_BASE64)
{
$data = base64_decode($data);
}
if ($type & (SIMPLEPIE_CONSTRUCT_HTML | SIMPLEPIE_CONSTRUCT_XHTML))
{
if (!class_exists('DOMDocument'))
{
throw new SimplePie_Exception('DOMDocument not found, unable to use sanitizer');
}
$document = new DOMDocument();
$document->encoding = 'UTF-8';
$data = $this->preprocess($data, $type);
set_error_handler(array('SimplePie_Misc', 'silence_errors'));
$document->loadHTML($data);
restore_error_handler();
$xpath = new DOMXPath($document);
// Strip comments
if ($this->strip_comments)
{
$comments = $xpath->query('//comment()');
foreach ($comments as $comment)
{
$comment->parentNode->removeChild($comment);
}
}
// Strip out HTML tags and attributes that might cause various security problems.
// Based on recommendations by Mark Pilgrim at:
// http://diveintomark.org/archives/2003/06/12/how_to_consume_rss_safely
if ($this->strip_htmltags)
{
foreach ($this->strip_htmltags as $tag)
{
$this->strip_tag($tag, $document, $xpath, $type);
}
}
if ($this->strip_attributes)
{
foreach ($this->strip_attributes as $attrib)
{
$this->strip_attr($attrib, $xpath);
}
}
if ($this->add_attributes)
{
foreach ($this->add_attributes as $tag => $valuePairs)
{
$this->add_attr($tag, $valuePairs, $document);
}
}
// Replace relative URLs
$this->base = $base;
foreach ($this->replace_url_attributes as $element => $attributes)
{
$this->replace_urls($document, $element, $attributes);
}
// If image handling (caching, etc.) is enabled, cache and rewrite all the image tags.
if (isset($this->image_handler) && ((string) $this->image_handler) !== '' && $this->enable_cache)
{
$images = $document->getElementsByTagName('img');
foreach ($images as $img)
{
if ($img->hasAttribute('src'))
{
$image_url = call_user_func($this->cache_name_function, $img->getAttribute('src'));
$cache = $this->registry->call('Cache', 'get_handler', array($this->cache_location, $image_url, 'spi'));
if ($cache->load())
{
$img->setAttribute('src', $this->image_handler . $image_url);
}
else
{
$file = $this->registry->create('File', array($img->getAttribute('src'), $this->timeout, 5, array('X-FORWARDED-FOR' => $_SERVER['REMOTE_ADDR']), $this->useragent, $this->force_fsockopen));
$headers = $file->headers;
if ($file->success && ($file->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($file->status_code === 200 || $file->status_code > 206 && $file->status_code < 300)))
{
if ($cache->save(array('headers' => $file->headers, 'body' => $file->body)))
{
$img->setAttribute('src', $this->image_handler . $image_url);
}
else
{
trigger_error("$this->cache_location is not writable. Make sure you've set the correct relative or absolute path, and that the location is server-writable.", E_USER_WARNING);
}
}
}
}
}
}
// Get content node
$div = $document->getElementsByTagName('body')->item(0)->firstChild;
// Finally, convert to a HTML string
$data = trim($document->saveHTML($div));
if ($this->remove_div)
{
$data = preg_replace('/^<div' . SIMPLEPIE_PCRE_XML_ATTRIBUTE . '>/', '', $data);
$data = preg_replace('/<\/div>$/', '', $data);
}
else
{
$data = preg_replace('/^<div' . SIMPLEPIE_PCRE_XML_ATTRIBUTE . '>/', '<div>', $data);
}
}
if ($type & SIMPLEPIE_CONSTRUCT_IRI)
{
$absolute = $this->registry->call('Misc', 'absolutize_url', array($data, $base));
if ($absolute !== false)
{
$data = $absolute;
}
}
if ($type & (SIMPLEPIE_CONSTRUCT_TEXT | SIMPLEPIE_CONSTRUCT_IRI))
{
$data = htmlspecialchars($data, ENT_COMPAT, 'UTF-8');
}
if ($this->output_encoding !== 'UTF-8')
{
$data = $this->registry->call('Misc', 'change_encoding', array($data, 'UTF-8', $this->output_encoding));
}
}
return $data;
}
protected function preprocess($html, $type)
{
$ret = '';
$html = preg_replace('%</?(?:html|body)[^>]*?'.'>%is', '', $html);
if ($type & ~SIMPLEPIE_CONSTRUCT_XHTML)
{
// Atom XHTML constructs are wrapped with a div by default
// Note: No protection if $html contains a stray </div>!
$html = '<div>' . $html . '</div>';
$ret .= '<!DOCTYPE html>';
$content_type = 'text/html';
}
else
{
$ret .= '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">';
$content_type = 'application/xhtml+xml';
}
$ret .= '<html><head>';
$ret .= '<meta http-equiv="Content-Type" content="' . $content_type . '; charset=utf-8" />';
$ret .= '</head><body>' . $html . '</body></html>';
return $ret;
}
public function replace_urls($document, $tag, $attributes)
{
if (!is_array($attributes))
{
$attributes = array($attributes);
}
if (!is_array($this->strip_htmltags) || !in_array($tag, $this->strip_htmltags))
{
$elements = $document->getElementsByTagName($tag);
foreach ($elements as $element)
{
foreach ($attributes as $attribute)
{
if ($element->hasAttribute($attribute))
{
$value = $this->registry->call('Misc', 'absolutize_url', array($element->getAttribute($attribute), $this->base));
if ($value !== false)
{
$value = $this->https_url($value);
$element->setAttribute($attribute, $value);
}
}
}
}
}
}
public function do_strip_htmltags($match)
{
if ($this->encode_instead_of_strip)
{
if (isset($match[4]) && !in_array(strtolower($match[1]), array('script', 'style')))
{
$match[1] = htmlspecialchars($match[1], ENT_COMPAT, 'UTF-8');
$match[2] = htmlspecialchars($match[2], ENT_COMPAT, 'UTF-8');
return "&lt;$match[1]$match[2]&gt;$match[3]&lt;/$match[1]&gt;";
}
else
{
return htmlspecialchars($match[0], ENT_COMPAT, 'UTF-8');
}
}
elseif (isset($match[4]) && !in_array(strtolower($match[1]), array('script', 'style')))
{
return $match[4];
}
else
{
return '';
}
}
protected function strip_tag($tag, $document, $xpath, $type)
{
$elements = $xpath->query('body//' . $tag);
if ($this->encode_instead_of_strip)
{
foreach ($elements as $element)
{
$fragment = $document->createDocumentFragment();
// For elements which aren't script or style, include the tag itself
if (!in_array($tag, array('script', 'style')))
{
$text = '<' . $tag;
if ($element->hasAttributes())
{
$attrs = array();
foreach ($element->attributes as $name => $attr)
{
$value = $attr->value;
// In XHTML, empty values should never exist, so we repeat the value
if (empty($value) && ($type & SIMPLEPIE_CONSTRUCT_XHTML))
{
$value = $name;
}
// For HTML, empty is fine
elseif (empty($value) && ($type & SIMPLEPIE_CONSTRUCT_HTML))
{
$attrs[] = $name;
continue;
}
// Standard attribute text
$attrs[] = $name . '="' . $attr->value . '"';
}
$text .= ' ' . implode(' ', $attrs);
}
$text .= '>';
$fragment->appendChild(new DOMText($text));
}
$number = $element->childNodes->length;
for ($i = $number; $i > 0; $i--)
{
$child = $element->childNodes->item(0);
$fragment->appendChild($child);
}
if (!in_array($tag, array('script', 'style')))
{
$fragment->appendChild(new DOMText('</' . $tag . '>'));
}
$element->parentNode->replaceChild($fragment, $element);
}
return;
}
elseif (in_array($tag, array('script', 'style')))
{
foreach ($elements as $element)
{
$element->parentNode->removeChild($element);
}
return;
}
else
{
foreach ($elements as $element)
{
$fragment = $document->createDocumentFragment();
$number = $element->childNodes->length;
for ($i = $number; $i > 0; $i--)
{
$child = $element->childNodes->item(0);
$fragment->appendChild($child);
}
$element->parentNode->replaceChild($fragment, $element);
}
}
}
protected function strip_attr($attrib, $xpath)
{
$elements = $xpath->query('//*[@' . $attrib . ']');
foreach ($elements as $element)
{
$element->removeAttribute($attrib);
}
}
protected function add_attr($tag, $valuePairs, $document)
{
$elements = $document->getElementsByTagName($tag);
foreach ($elements as $element)
{
foreach ($valuePairs as $attrib => $value)
{
$element->setAttribute($attrib, $value);
}
}
}
}
@@ -0,0 +1,577 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Handles `<atom:source>`
*
* Used by {@see SimplePie_Item::get_source()}
*
* This class can be overloaded with {@see SimplePie::set_source_class()}
*
* @package SimplePie
* @subpackage API
*/
class SimplePie_Source
{
var $item;
var $data = array();
protected $registry;
public function __construct($item, $data)
{
$this->item = $item;
$this->data = $data;
}
public function set_registry(SimplePie_Registry $registry)
{
$this->registry = $registry;
}
public function __toString()
{
return md5(serialize($this->data));
}
public function get_source_tags($namespace, $tag)
{
if (isset($this->data['child'][$namespace][$tag]))
{
return $this->data['child'][$namespace][$tag];
}
return null;
}
public function get_base($element = array())
{
return $this->item->get_base($element);
}
public function sanitize($data, $type, $base = '')
{
return $this->item->sanitize($data, $type, $base);
}
public function get_item()
{
return $this->item;
}
public function get_title()
{
if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'title'))
{
return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'title'))
{
return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_03_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
}
return null;
}
public function get_category($key = 0)
{
$categories = $this->get_categories();
if (isset($categories[$key]))
{
return $categories[$key];
}
return null;
}
public function get_categories()
{
$categories = array();
foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'category') as $category)
{
$term = null;
$scheme = null;
$label = null;
if (isset($category['attribs']['']['term']))
{
$term = $this->sanitize($category['attribs']['']['term'], SIMPLEPIE_CONSTRUCT_TEXT);
}
if (isset($category['attribs']['']['scheme']))
{
$scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
}
if (isset($category['attribs']['']['label']))
{
$label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
}
$categories[] = $this->registry->create('Category', array($term, $scheme, $label));
}
foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'category') as $category)
{
// This is really the label, but keep this as the term also for BC.
// Label will also work on retrieving because that falls back to term.
$term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
if (isset($category['attribs']['']['domain']))
{
$scheme = $this->sanitize($category['attribs']['']['domain'], SIMPLEPIE_CONSTRUCT_TEXT);
}
else
{
$scheme = null;
}
$categories[] = $this->registry->create('Category', array($term, $scheme, null));
}
foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category)
{
$categories[] = $this->registry->create('Category', array($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
}
foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'subject') as $category)
{
$categories[] = $this->registry->create('Category', array($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
}
if (!empty($categories))
{
return array_unique($categories);
}
return null;
}
public function get_author($key = 0)
{
$authors = $this->get_authors();
if (isset($authors[$key]))
{
return $authors[$key];
}
return null;
}
public function get_authors()
{
$authors = array();
foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author') as $author)
{
$name = null;
$uri = null;
$email = null;
if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
{
$name = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
}
if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
{
$uri = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
}
if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
{
$email = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
}
if ($name !== null || $email !== null || $uri !== null)
{
$authors[] = $this->registry->create('Author', array($name, $uri, $email));
}
}
if ($author = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'author'))
{
$name = null;
$url = null;
$email = null;
if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
{
$name = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
}
if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
{
$url = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
}
if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
{
$email = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
}
if ($name !== null || $email !== null || $url !== null)
{
$authors[] = $this->registry->create('Author', array($name, $url, $email));
}
}
foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'creator') as $author)
{
$authors[] = $this->registry->create('Author', array($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
}
foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'creator') as $author)
{
$authors[] = $this->registry->create('Author', array($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
}
foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'author') as $author)
{
$authors[] = $this->registry->create('Author', array($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
}
if (!empty($authors))
{
return array_unique($authors);
}
return null;
}
public function get_contributor($key = 0)
{
$contributors = $this->get_contributors();
if (isset($contributors[$key]))
{
return $contributors[$key];
}
return null;
}
public function get_contributors()
{
$contributors = array();
foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'contributor') as $contributor)
{
$name = null;
$uri = null;
$email = null;
if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
{
$name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
}
if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
{
$uri = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
}
if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
{
$email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
}
if ($name !== null || $email !== null || $uri !== null)
{
$contributors[] = $this->registry->create('Author', array($name, $uri, $email));
}
}
foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'contributor') as $contributor)
{
$name = null;
$url = null;
$email = null;
if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
{
$name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
}
if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
{
$url = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
}
if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
{
$email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
}
if ($name !== null || $email !== null || $url !== null)
{
$contributors[] = $this->registry->create('Author', array($name, $url, $email));
}
}
if (!empty($contributors))
{
return array_unique($contributors);
}
return null;
}
public function get_link($key = 0, $rel = 'alternate')
{
$links = $this->get_links($rel);
if (isset($links[$key]))
{
return $links[$key];
}
return null;
}
/**
* Added for parity between the parent-level and the item/entry-level.
*/
public function get_permalink()
{
return $this->get_link(0);
}
public function get_links($rel = 'alternate')
{
if (!isset($this->data['links']))
{
$this->data['links'] = array();
if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link'))
{
foreach ($links as $link)
{
if (isset($link['attribs']['']['href']))
{
$link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
$this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
}
}
}
if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link'))
{
foreach ($links as $link)
{
if (isset($link['attribs']['']['href']))
{
$link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
$this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
}
}
}
if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
{
$this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
}
if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
{
$this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
}
if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link'))
{
$this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
}
$keys = array_keys($this->data['links']);
foreach ($keys as $key)
{
if ($this->registry->call('Misc', 'is_isegment_nz_nc', array($key)))
{
if (isset($this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]))
{
$this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]);
$this->data['links'][$key] =& $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key];
}
else
{
$this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key];
}
}
elseif (substr($key, 0, 41) === SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY)
{
$this->data['links'][substr($key, 41)] =& $this->data['links'][$key];
}
$this->data['links'][$key] = array_unique($this->data['links'][$key]);
}
}
if (isset($this->data['links'][$rel]))
{
return $this->data['links'][$rel];
}
return null;
}
public function get_description()
{
if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'subtitle'))
{
return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'tagline'))
{
return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_03_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'description'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'description'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'description'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'description'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'description'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'summary'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'subtitle'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
}
return null;
}
public function get_copyright()
{
if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'rights'))
{
return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'copyright'))
{
return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_03_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'copyright'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'rights'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'rights'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
}
return null;
}
public function get_language()
{
if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'language'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'language'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'language'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
}
elseif (isset($this->data['xml_lang']))
{
return $this->sanitize($this->data['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
}
return null;
}
public function get_latitude()
{
if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lat'))
{
return (float) $return[0]['data'];
}
elseif (($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match))
{
return (float) $match[1];
}
return null;
}
public function get_longitude()
{
if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'long'))
{
return (float) $return[0]['data'];
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lon'))
{
return (float) $return[0]['data'];
}
elseif (($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match))
{
return (float) $match[2];
}
return null;
}
public function get_image_url()
{
if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'image'))
{
return $this->sanitize($return[0]['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI);
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'logo'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
}
elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'icon'))
{
return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
}
return null;
}
}
@@ -0,0 +1,359 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Parses the XML Declaration
*
* @package SimplePie
* @subpackage Parsing
*/
class SimplePie_XML_Declaration_Parser
{
/**
* XML Version
*
* @access public
* @var string
*/
var $version = '1.0';
/**
* Encoding
*
* @access public
* @var string
*/
var $encoding = 'UTF-8';
/**
* Standalone
*
* @access public
* @var bool
*/
var $standalone = false;
/**
* Current state of the state machine
*
* @access private
* @var string
*/
var $state = 'before_version_name';
/**
* Input data
*
* @access private
* @var string
*/
var $data = '';
/**
* Input data length (to avoid calling strlen() everytime this is needed)
*
* @access private
* @var int
*/
var $data_length = 0;
/**
* Current position of the pointer
*
* @var int
* @access private
*/
var $position = 0;
/**
* Create an instance of the class with the input data
*
* @access public
* @param string $data Input data
*/
public function __construct($data)
{
$this->data = $data;
$this->data_length = strlen($this->data);
}
/**
* Parse the input data
*
* @access public
* @return bool true on success, false on failure
*/
public function parse()
{
while ($this->state && $this->state !== 'emit' && $this->has_data())
{
$state = $this->state;
$this->$state();
}
$this->data = '';
if ($this->state === 'emit')
{
return true;
}
$this->version = '';
$this->encoding = '';
$this->standalone = '';
return false;
}
/**
* Check whether there is data beyond the pointer
*
* @access private
* @return bool true if there is further data, false if not
*/
public function has_data()
{
return (bool) ($this->position < $this->data_length);
}
/**
* Advance past any whitespace
*
* @return int Number of whitespace characters passed
*/
public function skip_whitespace()
{
$whitespace = strspn($this->data, "\x09\x0A\x0D\x20", $this->position);
$this->position += $whitespace;
return $whitespace;
}
/**
* Read value
*/
public function get_value()
{
$quote = substr($this->data, $this->position, 1);
if ($quote === '"' || $quote === "'")
{
$this->position++;
$len = strcspn($this->data, $quote, $this->position);
if ($this->has_data())
{
$value = substr($this->data, $this->position, $len);
$this->position += $len + 1;
return $value;
}
}
return false;
}
public function before_version_name()
{
if ($this->skip_whitespace())
{
$this->state = 'version_name';
}
else
{
$this->state = false;
}
}
public function version_name()
{
if (substr($this->data, $this->position, 7) === 'version')
{
$this->position += 7;
$this->skip_whitespace();
$this->state = 'version_equals';
}
else
{
$this->state = false;
}
}
public function version_equals()
{
if (substr($this->data, $this->position, 1) === '=')
{
$this->position++;
$this->skip_whitespace();
$this->state = 'version_value';
}
else
{
$this->state = false;
}
}
public function version_value()
{
if ($this->version = $this->get_value())
{
$this->skip_whitespace();
if ($this->has_data())
{
$this->state = 'encoding_name';
}
else
{
$this->state = 'emit';
}
}
else
{
$this->state = false;
}
}
public function encoding_name()
{
if (substr($this->data, $this->position, 8) === 'encoding')
{
$this->position += 8;
$this->skip_whitespace();
$this->state = 'encoding_equals';
}
else
{
$this->state = 'standalone_name';
}
}
public function encoding_equals()
{
if (substr($this->data, $this->position, 1) === '=')
{
$this->position++;
$this->skip_whitespace();
$this->state = 'encoding_value';
}
else
{
$this->state = false;
}
}
public function encoding_value()
{
if ($this->encoding = $this->get_value())
{
$this->skip_whitespace();
if ($this->has_data())
{
$this->state = 'standalone_name';
}
else
{
$this->state = 'emit';
}
}
else
{
$this->state = false;
}
}
public function standalone_name()
{
if (substr($this->data, $this->position, 10) === 'standalone')
{
$this->position += 10;
$this->skip_whitespace();
$this->state = 'standalone_equals';
}
else
{
$this->state = false;
}
}
public function standalone_equals()
{
if (substr($this->data, $this->position, 1) === '=')
{
$this->position++;
$this->skip_whitespace();
$this->state = 'standalone_value';
}
else
{
$this->state = false;
}
}
public function standalone_value()
{
if ($standalone = $this->get_value())
{
switch ($standalone)
{
case 'yes':
$this->standalone = true;
break;
case 'no':
$this->standalone = false;
break;
default:
$this->state = false;
return;
}
$this->skip_whitespace();
if ($this->has_data())
{
$this->state = false;
}
else
{
$this->state = 'emit';
}
}
else
{
$this->state = false;
}
}
}
@@ -0,0 +1,366 @@
<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the SimplePie Team nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
* AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package SimplePie
* @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
* @author Ryan Parman
* @author Sam Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
*/
/**
* Decode 'gzip' encoded HTTP data
*
* @package SimplePie
* @subpackage HTTP
* @link http://www.gzip.org/format.txt
*/
class SimplePie_gzdecode
{
/**
* Compressed data
*
* @access private
* @var string
* @see gzdecode::$data
*/
var $compressed_data;
/**
* Size of compressed data
*
* @access private
* @var int
*/
var $compressed_size;
/**
* Minimum size of a valid gzip string
*
* @access private
* @var int
*/
var $min_compressed_size = 18;
/**
* Current position of pointer
*
* @access private
* @var int
*/
var $position = 0;
/**
* Flags (FLG)
*
* @access private
* @var int
*/
var $flags;
/**
* Uncompressed data
*
* @access public
* @see gzdecode::$compressed_data
* @var string
*/
var $data;
/**
* Modified time
*
* @access public
* @var int
*/
var $MTIME;
/**
* Extra Flags
*
* @access public
* @var int
*/
var $XFL;
/**
* Operating System
*
* @access public
* @var int
*/
var $OS;
/**
* Subfield ID 1
*
* @access public
* @see gzdecode::$extra_field
* @see gzdecode::$SI2
* @var string
*/
var $SI1;
/**
* Subfield ID 2
*
* @access public
* @see gzdecode::$extra_field
* @see gzdecode::$SI1
* @var string
*/
var $SI2;
/**
* Extra field content
*
* @access public
* @see gzdecode::$SI1
* @see gzdecode::$SI2
* @var string
*/
var $extra_field;
/**
* Original filename
*
* @access public
* @var string
*/
var $filename;
/**
* Human readable comment
*
* @access public
* @var string
*/
var $comment;
/**
* Don't allow anything to be set
*
* @param string $name
* @param mixed $value
*/
public function __set($name, $value)
{
trigger_error("Cannot write property $name", E_USER_ERROR);
}
/**
* Set the compressed string and related properties
*
* @param string $data
*/
public function __construct($data)
{
$this->compressed_data = $data;
$this->compressed_size = strlen($data);
}
/**
* Decode the GZIP stream
*
* @return bool Successfulness
*/
public function parse()
{
if ($this->compressed_size >= $this->min_compressed_size)
{
// Check ID1, ID2, and CM
if (substr($this->compressed_data, 0, 3) !== "\x1F\x8B\x08")
{
return false;
}
// Get the FLG (FLaGs)
$this->flags = ord($this->compressed_data[3]);
// FLG bits above (1 << 4) are reserved
if ($this->flags > 0x1F)
{
return false;
}
// Advance the pointer after the above
$this->position += 4;
// MTIME
$mtime = substr($this->compressed_data, $this->position, 4);
// Reverse the string if we're on a big-endian arch because l is the only signed long and is machine endianness
if (current(unpack('S', "\x00\x01")) === 1)
{
$mtime = strrev($mtime);
}
$this->MTIME = current(unpack('l', $mtime));
$this->position += 4;
// Get the XFL (eXtra FLags)
$this->XFL = ord($this->compressed_data[$this->position++]);
// Get the OS (Operating System)
$this->OS = ord($this->compressed_data[$this->position++]);
// Parse the FEXTRA
if ($this->flags & 4)
{
// Read subfield IDs
$this->SI1 = $this->compressed_data[$this->position++];
$this->SI2 = $this->compressed_data[$this->position++];
// SI2 set to zero is reserved for future use
if ($this->SI2 === "\x00")
{
return false;
}
// Get the length of the extra field
$len = current(unpack('v', substr($this->compressed_data, $this->position, 2)));
$this->position += 2;
// Check the length of the string is still valid
$this->min_compressed_size += $len + 4;
if ($this->compressed_size >= $this->min_compressed_size)
{
// Set the extra field to the given data
$this->extra_field = substr($this->compressed_data, $this->position, $len);
$this->position += $len;
}
else
{
return false;
}
}
// Parse the FNAME
if ($this->flags & 8)
{
// Get the length of the filename
$len = strcspn($this->compressed_data, "\x00", $this->position);
// Check the length of the string is still valid
$this->min_compressed_size += $len + 1;
if ($this->compressed_size >= $this->min_compressed_size)
{
// Set the original filename to the given string
$this->filename = substr($this->compressed_data, $this->position, $len);
$this->position += $len + 1;
}
else
{
return false;
}
}
// Parse the FCOMMENT
if ($this->flags & 16)
{
// Get the length of the comment
$len = strcspn($this->compressed_data, "\x00", $this->position);
// Check the length of the string is still valid
$this->min_compressed_size += $len + 1;
if ($this->compressed_size >= $this->min_compressed_size)
{
// Set the original comment to the given string
$this->comment = substr($this->compressed_data, $this->position, $len);
$this->position += $len + 1;
}
else
{
return false;
}
}
// Parse the FHCRC
if ($this->flags & 2)
{
// Check the length of the string is still valid
$this->min_compressed_size += $len + 2;
if ($this->compressed_size >= $this->min_compressed_size)
{
// Read the CRC
$crc = current(unpack('v', substr($this->compressed_data, $this->position, 2)));
// Check the CRC matches
if ((crc32(substr($this->compressed_data, 0, $this->position)) & 0xFFFF) === $crc)
{
$this->position += 2;
}
else
{
return false;
}
}
else
{
return false;
}
}
// Decompress the actual data
if (($this->data = gzinflate(substr($this->compressed_data, $this->position, -8))) === false)
{
return false;
}
$this->position = $this->compressed_size - 8;
// Check CRC of data
$crc = current(unpack('V', substr($this->compressed_data, $this->position, 4)));
$this->position += 4;
/*if (extension_loaded('hash') && sprintf('%u', current(unpack('V', hash('crc32b', $this->data)))) !== sprintf('%u', $crc))
{
return false;
}*/
// Check ISIZE of data
$isize = current(unpack('V', substr($this->compressed_data, $this->position, 4)));
$this->position += 4;
if (sprintf('%u', strlen($this->data) & 0xFFFFFFFF) !== sprintf('%u', $isize))
{
return false;
}
// Wow, against all odds, we've actually got a valid gzip string
return true;
}
return false;
}
}