custommediafilter.php

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<?php // $Id: custommediafilter.php,v 1.2.4.1 2007/11/02 16:20:34 tjhunt Exp $

// note: modified from the original filter/mediaplugin/filter.php

// given a href for a movie or sound file, it returns an appropriate tag
/**
 * @package questionbank
 * @subpackage importexport
 */
function custom_mediaplugin_filter($text, $width = null, $height = null) {
    global $CFG;
    if (is_null($width) || $width == 0) {
        $usedefaults = true;
        $width = 400;
        $height = 300;
    } else {
        $usedefaults = false;
    }

    if (empty($CFG->filter_mediaplugin_ignore_mp3)) {
        $search = '/<a(.*?)href=\"([^<]+)\.mp3\"([^>]*)>(.*?)<\/a>/i';

        $replace  = '\\0&nbsp;<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"';
        $replace .= ' codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0" ';
        $replace .= ' width="35" height="18" id="mp3player" align="">';
        $replace .= " <param name=movie value=\"$CFG->wwwroot/filter/mediaplugin/mp3player.swf?src=\\2.mp3\">";
        $replace .= ' <param name=quality value=high>';
        $replace .= ' <param name=bgcolor value="#333333">';
        $replace .= " <embed src=\"$CFG->wwwroot/filter/mediaplugin/mp3player.swf?src=\\2.mp3\" ";
        $replace .= "  quality=high bgcolor=\"#333333\" width=\"35\" height=\"18\" name=\"mp3player\" ";
        $replace .= ' type="application/x-shockwave-flash" ';
        $replace .= ' pluginspage="http://www.macromedia.com/go/getflashplayer">';
        $replace .= '</embed>';
        $replace .= '</object>&nbsp;';
    
        $text = preg_replace($search, $replace, $text);
    }

    if (empty($CFG->filter_mediaplugin_ignore_swf)) {
        $search = '/<a(.*?)href=\"([^<]+)\.swf\"([^>]*)>(.*?)<\/a>/i';
        $replace  = '\\0<object '.
                            'type="application/x-shockwave-flash" ' .
                            'data="\\2.swf" ' .
                            'width="' . $width . '" ' .
                            'height="' . $height . '"> ' .
                        '<param name="movie" value="\\2.swf" /> ' .
                        '<param name="wmode" value="transparent" />' .
                        '</object>';


/*        $replace  = '\\0<p class="mediaplugin"><object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"';
        $replace .= ' codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0" ';
        $replace .= ' width="' . $width . '" height="' . $height . '" id="mp3player" align="">';
        $replace .= " <param name=movie value=\"\\2.swf\">";
        $replace .= ' <param name=quality value=high>';
        $replace .= " <embed src=\"\\2.swf\" ";
        $replace .= "  quality=high width=\"$width\" height=\"$height\" name=\"flashfilter\" ";
        $replace .= ' type="application/x-shockwave-flash" ';
        $replace .= ' pluginspage="http://www.macromedia.com/go/getflashplayer">';
        $replace .= '</embed>';
        $replace .= '</object></p>';*/
    
        $text = preg_replace($search, $replace, $text);
    }

    if (empty($CFG->filter_mediaplugin_ignore_mov)) {
        $search = '/<a(.*?)href=\"([^<]+)\.mov\"([^>]*)>(.*?)<\/a>/i';

        $replace  = '\\0<p class="mediaplugin"><object classid="CLSID:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B"';
        $replace .= '        codebase="http://www.apple.com/qtactivex/qtplugin.cab" ';
        $replace .= '        height="' . $height . '" width="' . $width . '"';
        $replace .= '        id="quicktime" align="" type="application/x-oleobject">';
        $replace .= "<param name=\"src\" value=\"\\2.mov\" />";
        $replace .= '<param name="autoplay" value=false />';
        $replace .= '<param name="loop" value=true />';
        $replace .= '<param name="controller" value=true />';
        $replace .= '<param name="scale" value="aspect" />';
        $replace .= "\n<embed src=\"\\2.mov\" name=\"quicktime\" type=\"video/quicktime\" ";
        $replace .= ' height="' . $height . '" width="' . $width . '" scale="aspect" ';
        $replace .= ' autoplay="false" controller="true" loop="true" ';
        $replace .= ' pluginspage="http://quicktime.apple.com/">';
        $replace .= '</embed>';
        $replace .= '</object>&nbsp;';

        $text = preg_replace($search, $replace, $text);
    }

    if (empty($CFG->filter_mediaplugin_ignore_wmv)) {
        $search = '/<a(.*?)href=\"([^<]+)\.wmv\"([^>]*)>(.*?)<\/a>/i';

        $replace  = '\\0<p class="mediaplugin"><object classid="CLSID:22D6f312-B0F6-11D0-94AB-0080C74C7E95"';
        $replace .= ' codebase="http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=5,1,52,701" ';
        $replace .= ' standby="Loading Microsoft? Windows? Media Player components..." ';
        $replace .= ' id="msplayer" align="" type="application/x-oleobject">';
        $replace .= "<param name=\"Filename\" value=\"\\2.wmv\">";
        $replace .= '<param name="ShowControls" value=true />';
        $replace .= '<param name="AutoRewind" value=true />';
        $replace .= '<param name="AutoStart" value=false />';
        $replace .= '<param name="Autosize" value=true />';
        $replace .= '<param name="EnableContextMenu" value=true />';
        $replace .= '<param name="TransparentAtStart" value=false />';
        $replace .= '<param name="AnimationAtStart" value=false />';
        $replace .= '<param name="ShowGotoBar" value=false />';
        $replace .= '<param name="EnableFullScreenControls" value=true />';
        $replace .= "\n<embed src=\"\\2.wmv\" name=\"msplayer\" type=\"video/x-ms\" ";
        $replace .= ' ShowControls="1" AutoRewind="1" AutoStart="0" Autosize="0" EnableContextMenu="1"';
        $replace .= ' TransparentAtStart="0" AnimationAtStart="0" ShowGotoBar="0" EnableFullScreenControls="1"';
        $replace .= ' pluginspage="http://www.microsoft.com/Windows/Downloads/Contents/Products/MediaPlayer/">';
        $replace .= '</embed>';
        $replace .= '</object>&nbsp;';

        $text = preg_replace($search, $replace, $text);
    }

    if ($usedefaults) {
        $width = 240;
        $height = 180;
    }
    
    if (empty($CFG->filter_mediaplugin_ignore_mpg)) {
        $search = '/<a(.*?)href=\"([^<]+)\.(mpe?g)\"([^>]*)>(.*?)<\/a>/i';

        $replace = '\\0<p class="mediaplugin"><object width="' . $width . '" height="' . $height . '">';
        $replace .= '<param name="src" value="\\2.\\3">';
        $replace .= '<param name="controller" value="true">';
        $replace .= '<param name="autoplay" value="false">';
        $replace .= '<embed src="\\2.\\3" width="' . $width . '" height="' . $height . '" controller="true" autoplay="false"> </embed>';
        $replace .= '</object></p>';
        
        $text = preg_replace($search, $replace, $text);
    }

    if (empty($CFG->filter_mediaplugin_ignore_avi)) {
        $search = '/<a(.*?)href=\"([^<]+)\.avi\"([^>]*)>(.*?)<\/a>/i';

        $replace = '\\0<p class="mediaplugin"><object width="' . $width . '" height="' . $height . '">';
        $replace .= '<param name="src" value="\\2.avi">';
        $replace .= '<param name="controller" value="true">';
        $replace .= '<param name="autoplay" value="false">';
        $replace .= '<embed src="\\2.avi" width="' . $width . '" height="' . $height . '" controller="true" autoplay="false"> </embed>';
        $replace .= '</object>&nbsp;';
    
        $text = preg_replace($search, $replace, $text);
    }
    return $text;
}


?>