Enclosure.php

gehe zur Dokumentation dieser Datei

<?php
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;

        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);
        }

        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 = '';

                // Flash
                if ($handler === 'flash')
                {
                        if ($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)
        {
                // 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;
                }
        }
}