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95e5c19295bb2bd35fa3dae7532905b986a36094
moodle/filter/mediaplugin/filter.php
T

266 lines
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PHP
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<?php // $id$
//////////////////////////////////////////////////////////////
// Media plugin filtering
//
// This filter will replace any links to a media file with
// a media plugin that plays that media inline
//
// To activate this filter, add a line like this to your
// list of filters in your Filter configuration:
//
// filter/mediaplugin/filter.php
//
//////////////////////////////////////////////////////////////
/// This is the filtering function itself. It accepts the
/// courseid and the text to be filtered (in HTML form).
function mediaplugin_filter($courseid, $text) {
global $CFG, $THEME;
static $count = 0;
$count++;
include "defaultsettings.php";
if ($CFG->filter_mediaplugin_enable_mp3) {
static $c;
if (empty($c)) {
if (!empty($THEME->filter_mediaplugin_colors)) {
$c = $THEME->filter_mediaplugin_colors; // You can set this up in your theme/xxx/config.php
} else {
$c = 'bgColour=000000&amp;btnColour=ffffff&amp;btnBorderColour=cccccc&amp;iconColour=000000&amp;iconOverColour=00cc00&amp;trackColour=cccccc&amp;handleColour=ffffff&amp;loaderColour=ffffff&amp;waitForPlay=yes&amp;';
}
}
$search = '/<a(.*?)href=\"([^<]+)\.mp3\"([^>]*)>(.*?)<\/a>/is';
// We're using the UFO technique to attain XHTML Strict 1.0
// See: http://www.bobbyvandersluis.com/ufo/
$replace = '<script type="text/javascript">'."\n".
'//<![CDATA['."\n".
'var FO'.$count.' = { movie:"'.$CFG->wwwroot.'/filter/mediaplugin/mp3player.swf?src=\\2.mp3",'.
'width:"90", height:"15", majorversion:"6", build:"40", flashvars:"'.$c.'", quality: "high" };'."\n".
'UFO.create(FO'.$count.', "filtermp3'.$count.'");'."\n".
'//]]>'."\n".
'</script>'."\n".
'\\0&nbsp;<span class="mediaplugin mp3" id="filtermp3'.$count.'">'.
'('.get_string('mp3audio', 'mediaplugin').')'.
'</span>'."\n";
$text = preg_replace($search, $replace, $text);
}
if ($CFG->filter_mediaplugin_enable_swf) {
$search = array(
'/<a(.*?)href=\"([^<]+)\.swf\?d=([\d]{1,3}%?)x([\d]{1,3}%?)\"([^>]*)>(.*?)<\/a>/is',
'/<a(.*?)href=\"([^<]+)\.swf\"([^>]*)>(.*?)<\/a>/is'
);
$replace = array();
$replace[0] = '<script type="text/javascript">'."\n".
'//<![CDATA['."\n".
'var FO'.$count.' = { movie:"\\2.swf", width:"\\3", height:"\\4", majorversion:"6", build:"40", '.
'allowscriptaccess:"never", quality: "high" };'."\n".
'UFO.create(FO'.$count.', "filterswf'.$count.'");'."\n".
'//]]>'."\n".
'</script>'."\n".
'\\0&nbsp;<span class="mediaplugin swf" id="filterswf'.$count.'">'.
'('.get_string('flashanimation', 'mediaplugin').')'.
'</span>'."\n";
$replace[1] = '<script type="text/javascript">'."\n".
'//<![CDATA['."\n".
'var FO'.$count.' = { movie:"\\2.swf", width:"400", height:"300", majorversion:"6", build:"40", '.
'allowscriptaccess:"never", quality: "high" };'."\n".
'UFO.create(FO'.$count.', "filterswf'.$count.'");'."\n".
'//]]>'."\n".
'</script>'."\n".
'\\0&nbsp;<span class="mediaplugin swf" id="filterswf'.$count.'">'.
'('.get_string('flashanimation', 'mediaplugin').')'.
'</span>'."\n";
$text = preg_replace($search, $replace, $text);
}
if ($CFG->filter_mediaplugin_enable_flv) {
$replace = array();
$search = array(
'/<a(.*?)href=\"([^<]+)\.flv\?d=([\d]{1,3}%?)x([\d]{1,3}%?)\"([^>]*)>(.*?)<\/a>/is',
'/<a(.*?)href=\"([^<]+)\.flv\"([^>]*)>(.*?)<\/a>/is'
);
$replace[0] = '<script type="text/javascript">'."\n".
'//<![CDATA['."\n".
'var FO'.$count.' = { movie:"'.$CFG->wwwroot.'/filter/mediaplugin/flvplayer.swf?file=\\2.flv", '.
'width:"\\3", height:"\\4", majorversion:"6", build:"40", '.
'allowscriptaccess:"never", quality: "high" };'."\n".
'UFO.create(FO'.$count.', "filterflv'.$count.'");'."\n".
'//]]>'."\n".
'</script>'."\n".
'\\0&nbsp;<span class="mediaplugin flv" id="filterflv'.$count.'">'.
'('.get_string('flashvideo', 'mediaplugin').')'.
'</span>'."\n";
$replace[1] = '<script type="text/javascript">'."\n".
'//<![CDATA['."\n".
'var FO'.$count.' = { movie:"'.$CFG->wwwroot.'/filter/mediaplugin/flvplayer.swf?file=\\2.flv", '.
'width:"480", height:"360", majorversion:"6", build:"40", '.
'allowscriptaccess:"never", quality: "high" };'."\n".
'UFO.create(FO'.$count.', "filterflv'.$count.'");'."\n".
'//]]>'."\n".
'</script>'."\n".
'\\0&nbsp;<span class="mediaplugin flv" id="filterflv'.$count.'">'.
'('.get_string('flashvideo', 'mediaplugin').')'.
'</span>'."\n";
$text = preg_replace($search, $replace, $text);
}
if ($CFG->filter_mediaplugin_enable_mov) {
$search = '/<a(.*?)href=\"([^<]+)\.mov\"([^>]*)>(.*?)<\/a>/is';
$replace = '\\0<p class="mediaplugin mov"><object classid="CLSID:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B"';
$replace .= ' codebase="http://www.apple.com/qtactivex/qtplugin.cab" ';
$replace .= ' height="300" width="400"';
$replace .= ' id="quicktime" 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 .= '</object></p>';
$text = preg_replace($search, $replace, $text);
}
if ($CFG->filter_mediaplugin_enable_wmv) {
$search = '/<a(.*?)href=\"([^<]+)\.wmv\"([^>]*)>(.*?)<\/a>/is';
$replace = '\\0<p class="mediaplugin wmv"><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" 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 .= '</object></p>';
$text = preg_replace($search, $replace, $text);
}
if ($CFG->filter_mediaplugin_enable_mpg) {
$search = '/<a(.*?)href=\"([^<]+)\.(mpe?g)\"([^>]*)>(.*?)<\/a>/is';
$replace = '\\0<p class="mediaplugin mpg"><object width="240" height="180">';
$replace .= '<param name="src" value="\\2.\\3" />';
$replace .= '<param name="controller" value="true" />';
$replace .= '<param name="autoplay" value="false" />';
$replace .= '</object></p>';
$text = preg_replace($search, $replace, $text);
}
if ($CFG->filter_mediaplugin_enable_avi) {
$search = '/<a(.*?)href=\"([^<]+)\.avi\"([^>]*)>(.*?)<\/a>/is';
$replace = '\\0<p class="mediaplugin avi"><object width="240" height="180">';
$replace .= '<param name="src" value="\\2.avi" />';
$replace .= '<param name="controller" value="true" />';
$replace .= '<param name="autoplay" value="false" />';
$replace .= '</object></p>';
$text = preg_replace($search, $replace, $text);
}
if ($CFG->filter_mediaplugin_enable_ram) {
$search = '/<a(.*?)href=\"([^<]+)\.ram\"([^>]*)>(.*?)<\/a>/is';
$replace = '\\0<p class="mediaplugin ram"><script type="text/javascript">//<![CDATA['."\n".
'document.write(\'<object width="240" height="180">';
$replace .= '<param name="src" value="\\2.ram" />';
$replace .= '<param name="autoStart" value="true" />';
$replace .= '<param name="controls" value="imagewindow" />';
$replace .= '<param name="console" value="video" />';
$replace .= '<param name="loop" value="true" />';
$replace .= '<embed src="\\2.ram" width=240" height="180" loop="true" type="audio/x-pn-realaudio-plugin" controls="imagewindow" console="video" autostart="true" />';
$replace .= '<\/object><br />';
$replace .= '<object width="240" height="30">';
$replace .= '<param name="src" value="\\2.ram" />';
$replace .= '<param name="autoStart" value="true" />';
$replace .= '<param name="controls" value="ControlPanel" />';
$replace .= '<param name="console" value="video" />';
$replace .= '<embed src="\\2.ram" width="240" height="30" controls="ControlPanel" type="audio/x-pn-realaudio-plugin" console="video" autostart="true" />';
$replace .= '<\/object>\')'."\n".'//]]>'."\n".'</script></p>';
$text = preg_replace($search, $replace, $text);
}
if ($CFG->filter_mediaplugin_enable_rpm) {
$search = '/<a(.*?)href=\"([^<]+)\.rpm\"([^>]*)>(.*?)<\/a>/is';
$replace = '\\0<p class="mediaplugin rpm"><script type="text/javascript">//<![CDATA['."\n".
'document.write(\'<object width="240" height="180">';
$replace .= '<param name="src" value="\\2.rpm" />';
$replace .= '<param name="autostart" value="true" />';
$replace .= '<param name="controls" value="imagewindow" />';
$replace .= '<param name="console" value="video" />';
$replace .= '<param name="loop" value="true" />';
$replace .= '<embed src="\\2.rpm" width=240" height="180" loop="true" type="audio/x-pn-realaudio-plugin" controls="imagewindow" console="video" autostart="true" />';
$replace .= '</object><br />';
$replace .= '<object width="240" height="30">';
$replace .= '<param name="src" value="\\2.rpm" />';
$replace .= '<param name="autostart" value="true" />';
$replace .= '<param name="controls" value="ControlPanel" />';
$replace .= '<param name="console" value="video" />';
$replace .= '<embed src="\\2.rpm" width="240" height="30" controls="ControlPanel" type="audio/x-pn-realaudio-plugin" console="video" autostart="true" />';
$replace .= '</object>\')'."\n".'//]]>'."\n".'</script></p>';
$text = preg_replace($search, $replace, $text);
}
if ($CFG->filter_mediaplugin_enable_rm) {
$search = '/<a(.*?)href=\"([^<]+)\.rm\"([^>]*)>(.*?)<\/a>/is';
$replace = '\\0<p class="mediaplugin rm"><script type="text/javascript">//<![CDATA['."\n".
'document.write(\'<object width="240" height="180">';
$replace .= '<param name="src" value="\\2.rm" />';
$replace .= '<param name="autostart" value="true" />';
$replace .= '<param name="controls" value="imagewindow" />';
$replace .= '<param name="console" value="video" />';
$replace .= '<param name="loop" value="true" />';
$replace .= '<embed src="\\2.rm" width=240" height="180" loop="true" type="audio/x-pn-realaudio-plugin" controls="imagewindow" console="video" autostart="true" />';
$replace .= '</object><br />';
$replace .= '<object width="240" height="30">';
$replace .= '<param name="src" value="\\2.rm" />';
$replace .= '<param name="autostart" value="true" />';
$replace .= '<param name="controls" value="ControlPanel" />';
$replace .= '<param name="console" value="video" />';
$replace .= '<embed src="\\2.rm" width="240" height="30" controls="ControlPanel" type="audio/x-pn-realaudio-plugin" console="video" autostart="true" />';
$replace .= '</object>\')'."\n".'//]]>'."\n".'</script></p>';
$text = preg_replace($search, $replace, $text);
}
return $text;
}
?>
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