<?php
/**
* SimplePie
*
* A PHP-Based RSS and Atom Feed Framework.
* Takes the hard work out of managing a complete RSS/Atom solution.
*
* Copyright (c) 2004-2009, Ryan Parman, Geoffrey 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
* @version 1.3-dev
* @copyright 2004-2010 Ryan Parman, Geoffrey Sneddon, Ryan McCue
* @author Ryan Parman
* @author Geoffrey Sneddon
* @author Ryan McCue
* @link http://simplepie.org/ SimplePie
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @todo phpDoc comments
*/
class SimplePie_Enclosure
{
var $bitrate;
var $captions;
var $categories;
var $channels;
var $copyright;
var $credits;
var $description;
var $duration;
var $expression;
var $framerate;
var $handler;
var $hashes;
var $height;
var $javascript;
var $keywords;
var $lang;
var $length;
var $link;
var $medium;
var $player;
var $ratings;
var $restrictions;
var $samplingrate;
var $thumbnails;
var $title;
var $type;
var $width;
// Constructor, used to input the data
public function __construct($link = null, $type = null, $length = null, $javascript = null, $bitrate = null, $captions = null, $categories = null, $channels = null, $copyright = null, $credits = null, $description = null, $duration = null, $expression = null, $framerate = null, $hashes = null, $height = null, $keywords = null, $lang = null, $medium = null, $player = null, $ratings = null, $restrictions = null, $samplingrate = null, $thumbnails = null, $title = null, $width = null)
{
$this->bitrate = $bitrate;
$this->captions = $captions;
$this->categories = $categories;
$this->channels = $channels;
$this->copyright = $copyright;
$this->credits = $credits;
$this->description = $description;
$this->duration = $duration;
$this->expression = $expression;
$this->framerate = $framerate;
$this->hashes = $hashes;
$this->height = $height;
$this->keywords = $keywords;
$this->lang = $lang;
$this->length = $length;
$this->link = $link;
$this->medium = $medium;
$this->player = $player;
$this->ratings = $ratings;
$this->restrictions = $restrictions;
$this->samplingrate = $samplingrate;
$this->thumbnails = $thumbnails;
$this->title = $title;
$this->type = $type;
$this->width = $width;
if (class_exists('idna_convert'))
{
$idn = new idna_convert();
$parsed = SimplePie_Misc::parse_url($link);
$this->link = SimplePie_Misc::compress_parse_url($parsed['scheme'], $idn->encode($parsed['authority']), $parsed['path'], $parsed['query'], $parsed['fragment']);
}
$this->handler = $this->get_handler(); // Needs to load last
}
public function __toString()
{
// There is no $this->data here
return md5(serialize($this));
}
public function get_bitrate()
{
if ($this->bitrate !== null)
{
return $this->bitrate;
}
else
{
return null;
}
}
public function get_caption($key = 0)
{
$captions = $this->get_captions();
if (isset($captions[$key]))
{
return $captions[$key];
}
else
{
return null;
}
}
public function get_captions()
{
if ($this->captions !== null)
{
return $this->captions;
}
else
{
return null;
}
}
public function get_category($key = 0)
{
$categories = $this->get_categories();
if (isset($categories[$key]))
{
return $categories[$key];
}
else
{
return null;
}
}
public function get_categories()
{
if ($this->categories !== null)
{
return $this->categories;
}
else
{
return null;
}
}
public function get_channels()
{
if ($this->channels !== null)
{
return $this->channels;
}
else
{
return null;
}
}
public function get_copyright()
{
if ($this->copyright !== null)
{
return $this->copyright;
}
else
{
return null;
}
}
public function get_credit($key = 0)
{
$credits = $this->get_credits();
if (isset($credits[$key]))
{
return $credits[$key];
}
else
{
return null;
}
}
public function get_credits()
{
if ($this->credits !== null)
{
return $this->credits;
}
else
{
return null;
}
}
public function get_description()
{
if ($this->description !== null)
{
return $this->description;
}
else
{
return null;
}
}
public function get_duration($convert = false)
{
if ($this->duration !== null)
{
if ($convert)
{
$time = SimplePie_Misc::time_hms($this->duration);
return $time;
}
else
{
return $this->duration;
}
}
else
{
return null;
}
}
public function get_expression()
{
if ($this->expression !== null)
{
return $this->expression;
}
else
{
return 'full';
}
}
public function get_extension()
{
if ($this->link !== null)
{
$url = SimplePie_Misc::parse_url($this->link);
if ($url['path'] !== '')
{
return pathinfo($url['path'], PATHINFO_EXTENSION);
}
}
return null;
}
public function get_framerate()
{
if ($this->framerate !== null)
{
return $this->framerate;
}
else
{
return null;
}
}
public function get_handler()
{
return $this->get_real_type(true);
}
public function get_hash($key = 0)
{
$hashes = $this->get_hashes();
if (isset($hashes[$key]))
{
return $hashes[$key];
}
else
{
return null;
}
}
public function get_hashes()
{
if ($this->hashes !== null)
{
return $this->hashes;
}
else
{
return null;
}
}
public function get_height()
{
if ($this->height !== null)
{
return $this->height;
}
else
{
return null;
}
}
public function get_language()
{
if ($this->lang !== null)
{
return $this->lang;
}
else
{
return null;
}
}
public function get_keyword($key = 0)
{
$keywords = $this->get_keywords();
if (isset($keywords[$key]))
{
return $keywords[$key];
}
else
{
return null;
}
}
public function get_keywords()
{
if ($this->keywords !== null)
{
return $this->keywords;
}
else
{
return null;
}
}
public function get_length()
{
if ($this->length !== null)
{
return $this->length;
}
else
{
return null;
}
}
public function get_link()
{
if ($this->link !== null)
{
return urldecode($this->link);
}
else
{
return null;
}
}
public function get_medium()
{
if ($this->medium !== null)
{
return $this->medium;
}
else
{
return null;
}
}
public function get_player()
{
if ($this->player !== null)
{
return $this->player;
}
else
{
return null;
}
}
public function get_rating($key = 0)
{
$ratings = $this->get_ratings();
if (isset($ratings[$key]))
{
return $ratings[$key];
}
else
{
return null;
}
}
public function get_ratings()
{
if ($this->ratings !== null)
{
return $this->ratings;
}
else
{
return null;
}
}
public function get_restriction($key = 0)
{
$restrictions = $this->get_restrictions();
if (isset($restrictions[$key]))
{
return $restrictions[$key];
}
else
{
return null;
}
}
public function get_restrictions()
{
if ($this->restrictions !== null)
{
return $this->restrictions;
}
else
{
return null;
}
}
public function get_sampling_rate()
{
if ($this->samplingrate !== null)
{
return $this->samplingrate;
}
else
{
return null;
}
}
public function get_size()
{
$length = $this->get_length();
if ($length !== null)
{
return round($length/1048576, 2);
}
else
{
return null;
}
}
public function get_thumbnail($key = 0)
{
$thumbnails = $this->get_thumbnails();
if (isset($thumbnails[$key]))
{
return $thumbnails[$key];
}
else
{
return null;
}
}
public function get_thumbnails()
{
if ($this->thumbnails !== null)
{
return $this->thumbnails;
}
else
{
return null;
}
}
public function get_title()
{
if ($this->title !== null)
{
return $this->title;
}
else
{
return null;
}
}
public function get_type()
{
if ($this->type !== null)
{
return $this->type;
}
else
{
return null;
}
}
public function get_width()
{
if ($this->width !== null)
{
return $this->width;
}
else
{
return null;
}
}
public function native_embed($options='')
{
return $this->embed($options, true);
}
/**
* @todo If the dimensions for media:content are defined, use them when width/height are set to 'auto'.
*/
public function embed($options = '', $native = false)
{
// Set up defaults
$audio = '';
$video = '';
$alt = '';
$altclass = '';
$loop = 'false';
$width = 'auto';
$height = 'auto';
$bgcolor = '#ffffff';
$mediaplayer = '';
$widescreen = false;
$handler = $this->get_handler();
$type = $this->get_real_type();
// Process options and reassign values as necessary
if (is_array($options))
{
extract($options);
}
else
{
$options = explode(',', $options);
foreach($options as $option)
{
$opt = explode(':', $option, 2);
if (isset($opt[0], $opt[1]))
{
$opt[0] = trim($opt[0]);
$opt[1] = trim($opt[1]);
switch ($opt[0])
{
case 'audio':
$audio = $opt[1];
break;
case 'video':
$video = $opt[1];
break;
case 'alt':
$alt = $opt[1];
break;
case 'altclass':
$altclass = $opt[1];
break;
case 'loop':
$loop = $opt[1];
break;
case 'width':
$width = $opt[1];
break;
case 'height':
$height = $opt[1];
break;
case 'bgcolor':
$bgcolor = $opt[1];
break;
case 'mediaplayer':
$mediaplayer = $opt[1];
break;
case 'widescreen':
$widescreen = $opt[1];
break;
}
}
}
}
$mime = explode('/', $type, 2);
$mime = $mime[0];
// Process values for 'auto'
if ($width === 'auto')
{
if ($mime === 'video')
{
if ($height === 'auto')
{
$width = 480;
}
elseif ($widescreen)
{
$width = round((intval($height)/9)*16);
}
else
{
$width = round((intval($height)/3)*4);
}
}
else
{
$width = '100%';
}
}
if ($height === 'auto')
{
if ($mime === 'audio')
{
$height = 0;
}
elseif ($mime === 'video')
{
if ($width === 'auto')
{
if ($widescreen)
{
$height = 270;
}
else
{
$height = 360;
}
}
elseif ($widescreen)
{
$height = round((intval($width)/16)*9);
}
else
{
$height = round((intval($width)/4)*3);
}
}
else
{
$height = 376;
}
}
elseif ($mime === 'audio')
{
$height = 0;
}
// Set proper placeholder value
if ($mime === 'audio')
{
$placeholder = $audio;
}
elseif ($mime === 'video')
{
$placeholder = $video;
}
$embed = '';
// Odeo Feed MP3's
if ($handler === 'odeo')
{
if ($native)
{
$embed .= '<embed src="http://odeo.com/flash/audio_player_fullsize.swf" pluginspage="http://adobe.com/go/getflashplayer" type="application/x-shockwave-flash" quality="high" width="440" height="80" wmode="transparent" allowScriptAccess="any" flashvars="valid_sample_rate=true&external_url=' . $this->get_link() . '"></embed>';
}
else
{
$embed .= '<script type="text/javascript">embed_odeo("' . $this->get_link() . '");</script>';
}
}
// Flash
elseif ($handler === 'flash')
{
if ($native)
{
$embed .= "<embed src=\"" . $this->get_link() . "\" pluginspage=\"http://adobe.com/go/getflashplayer\" type=\"$type\" quality=\"high\" width=\"$width\" height=\"$height\" bgcolor=\"$bgcolor\" loop=\"$loop\"></embed>";
}
else
{
$embed .= "<script type='text/javascript'>embed_flash('$bgcolor', '$width', '$height', '" . $this->get_link() . "', '$loop', '$type');</script>";
}
}
// Flash Media Player file types.
// Preferred handler for MP3 file types.
elseif ($handler === 'fmedia' || ($handler === 'mp3' && $mediaplayer !== ''))
{
$height += 20;
if ($native)
{
$embed .= "<embed src=\"$mediaplayer\" pluginspage=\"http://adobe.com/go/getflashplayer\" type=\"application/x-shockwave-flash\" quality=\"high\" width=\"$width\" height=\"$height\" wmode=\"transparent\" flashvars=\"file=" . rawurlencode($this->get_link().'?file_extension=.'.$this->get_extension()) . "&autostart=false&repeat=$loop&showdigits=true&showfsbutton=false\"></embed>";
}
else
{
$embed .= "<script type='text/javascript'>embed_flv('$width', '$height', '" . rawurlencode($this->get_link().'?file_extension=.'.$this->get_extension()) . "', '$placeholder', '$loop', '$mediaplayer');</script>";
}
}
// QuickTime 7 file types. Need to test with QuickTime 6.
// Only handle MP3's if the Flash Media Player is not present.
elseif ($handler === 'quicktime' || ($handler === 'mp3' && $mediaplayer === ''))
{
$height += 16;
if ($native)
{
if ($placeholder !== '')
{
$embed .= "<embed type=\"$type\" style=\"cursor:hand; cursor:pointer;\" href=\"" . $this->get_link() . "\" src=\"$placeholder\" width=\"$width\" height=\"$height\" autoplay=\"false\" target=\"myself\" controller=\"false\" loop=\"$loop\" scale=\"aspect\" bgcolor=\"$bgcolor\" pluginspage=\"http://apple.com/quicktime/download/\"></embed>";
}
else
{
$embed .= "<embed type=\"$type\" style=\"cursor:hand; cursor:pointer;\" src=\"" . $this->get_link() . "\" width=\"$width\" height=\"$height\" autoplay=\"false\" target=\"myself\" controller=\"true\" loop=\"$loop\" scale=\"aspect\" bgcolor=\"$bgcolor\" pluginspage=\"http://apple.com/quicktime/download/\"></embed>";
}
}
else
{
$embed .= "<script type='text/javascript'>embed_quicktime('$type', '$bgcolor', '$width', '$height', '" . $this->get_link() . "', '$placeholder', '$loop');</script>";
}
}
// Windows Media
elseif ($handler === 'wmedia')
{
$height += 45;
if ($native)
{
$embed .= "<embed type=\"application/x-mplayer2\" src=\"" . $this->get_link() . "\" autosize=\"1\" width=\"$width\" height=\"$height\" showcontrols=\"1\" showstatusbar=\"0\" showdisplay=\"0\" autostart=\"0\"></embed>";
}
else
{
$embed .= "<script type='text/javascript'>embed_wmedia('$width', '$height', '" . $this->get_link() . "');</script>";
}
}
// Everything else
else $embed .= '<a href="' . $this->get_link() . '" class="' . $altclass . '">' . $alt . '</a>';
return $embed;
}
public function get_real_type($find_handler = false)
{
// If it's Odeo, let's get it out of the way.
if (substr(strtolower($this->get_link()), 0, 15) === 'http://odeo.com')
{
return 'odeo';
}
// Mime-types by handler.
$types_flash = array('application/x-shockwave-flash', 'application/futuresplash'); // Flash
$types_fmedia = array('video/flv', 'video/x-flv','flv-application/octet-stream'); // Flash Media Player
$types_quicktime = array('audio/3gpp', 'audio/3gpp2', 'audio/aac', 'audio/x-aac', 'audio/aiff', 'audio/x-aiff', 'audio/mid', 'audio/midi', 'audio/x-midi', 'audio/mp4', 'audio/m4a', 'audio/x-m4a', 'audio/wav', 'audio/x-wav', 'video/3gpp', 'video/3gpp2', 'video/m4v', 'video/x-m4v', 'video/mp4', 'video/mpeg', 'video/x-mpeg', 'video/quicktime', 'video/sd-video'); // QuickTime
$types_wmedia = array('application/asx', 'application/x-mplayer2', 'audio/x-ms-wma', 'audio/x-ms-wax', 'video/x-ms-asf-plugin', 'video/x-ms-asf', 'video/x-ms-wm', 'video/x-ms-wmv', 'video/x-ms-wvx'); // Windows Media
$types_mp3 = array('audio/mp3', 'audio/x-mp3', 'audio/mpeg', 'audio/x-mpeg'); // MP3
if ($this->get_type() !== null)
{
$type = strtolower($this->type);
}
else
{
$type = null;
}
// If we encounter an unsupported mime-type, check the file extension and guess intelligently.
if (!in_array($type, array_merge($types_flash, $types_fmedia, $types_quicktime, $types_wmedia, $types_mp3)))
{
switch (strtolower($this->get_extension()))
{
// Audio mime-types
case 'aac':
case 'adts':
$type = 'audio/acc';
break;
case 'aif':
case 'aifc':
case 'aiff':
case 'cdda':
$type = 'audio/aiff';
break;
case 'bwf':
$type = 'audio/wav';
break;
case 'kar':
case 'mid':
case 'midi':
case 'smf':
$type = 'audio/midi';
break;
case 'm4a':
$type = 'audio/x-m4a';
break;
case 'mp3':
case 'swa':
$type = 'audio/mp3';
break;
case 'wav':
$type = 'audio/wav';
break;
case 'wax':
$type = 'audio/x-ms-wax';
break;
case 'wma':
$type = 'audio/x-ms-wma';
break;
// Video mime-types
case '3gp':
case '3gpp':
$type = 'video/3gpp';
break;
case '3g2':
case '3gp2':
$type = 'video/3gpp2';
break;
case 'asf':
$type = 'video/x-ms-asf';
break;
case 'flv':
$type = 'video/x-flv';
break;
case 'm1a':
case 'm1s':
case 'm1v':
case 'm15':
case 'm75':
case 'mp2':
case 'mpa':
case 'mpeg':
case 'mpg':
case 'mpm':
case 'mpv':
$type = 'video/mpeg';
break;
case 'm4v':
$type = 'video/x-m4v';
break;
case 'mov':
case 'qt':
$type = 'video/quicktime';
break;
case 'mp4':
case 'mpg4':
$type = 'video/mp4';
break;
case 'sdv':
$type = 'video/sd-video';
break;
case 'wm':
$type = 'video/x-ms-wm';
break;
case 'wmv':
$type = 'video/x-ms-wmv';
break;
case 'wvx':
$type = 'video/x-ms-wvx';
break;
// Flash mime-types
case 'spl':
$type = 'application/futuresplash';
break;
case 'swf':
$type = 'application/x-shockwave-flash';
break;
}
}
if ($find_handler)
{
if (in_array($type, $types_flash))
{
return 'flash';
}
elseif (in_array($type, $types_fmedia))
{
return 'fmedia';
}
elseif (in_array($type, $types_quicktime))
{
return 'quicktime';
}
elseif (in_array($type, $types_wmedia))
{
return 'wmedia';
}
elseif (in_array($type, $types_mp3))
{
return 'mp3';
}
else
{
return null;
}
}
else
{
return $type;
}
}
}
