moodle/mod/lesson/mediafile.php

216 lines
9.4 KiB
PHP

<?php // $Id$
/**
* This file plays the mediafile set in lesson settings.
*
* Almost all of this code is from /mod/resource/type/file/resource.class.php so major props for resource
*
* If there is a way to use the resource class instead of this code, please change to do so
*
*
* @version $Id$
* @license http://www.gnu.org/copyleft/gpl.html GNU Public License
* @package lesson
**/
require_once('../../config.php');
require_once($CFG->libdir.'/filelib.php');
$id = required_param('id', PARAM_INT); // Course Module ID
$printclose = optional_param('printclose', 0, PARAM_INT);
if (! $cm = get_coursemodule_from_id('lesson', $id)) {
error('Course Module ID was incorrect');
}
if (! $course = get_record('course', 'id', $cm->course)) {
error('Course is misconfigured');
}
if (! $lesson = get_record('lesson', 'id', $cm->instance)) {
error('Course module is incorrect');
}
require_login($course->id, false, $cm);
// Get the mimetype
$mimetype = mimeinfo("type", $lesson->mediafile);
if (!is_url($lesson->mediafile) and !in_array($mimetype, array('text/plain', 'text/html'))) {
print_header($course->shortname);
}
if ($printclose) { // this is for framesets
if ($lesson->mediaclose) {
print_header($course->shortname);
echo '<div class="lessonmediafilecontrol">
<form>
<div>
<input type="button" onclick="top.close();" value="'.get_string("closewindow").'" />
</div>
</form>
</div>';
print_footer();
}
exit();
}
if (is_url($lesson->mediafile)) {
$fullurl = $lesson->mediafile;
} else {
// get the full url to the file while taking into consideration $CFG->slasharguments
if ($CFG->slasharguments) {
$relativeurl = "/file.php/{$course->id}/{$lesson->mediafile}";
} else {
$relativeurl = "/file.php?file=/{$course->id}/{$lesson->mediafile}";
}
$fullurl = "$CFG->wwwroot$relativeurl";
}
// find the correct type and print it out
if ($mimetype == "audio/mp3") { // It's an MP3 audio file
if (!empty($THEME->resource_mp3player_colors)) {
$c = $THEME->resource_mp3player_colors; // You can set this up in your theme/xxx/config.php
} else {
$c = 'bgColour=000000&btnColour=ffffff&btnBorderColour=cccccc&iconColour=000000&'.
'iconOverColour=00cc00&trackColour=cccccc&handleColour=ffffff&loaderColour=ffffff&'.
'font=Arial&fontColour=3333FF&buffer=10&waitForPlay=no&autoPlay=yes';
}
$c .= '&volText='.get_string('vol', 'resource').'&panText='.get_string('pan','resource');
$c = htmlentities($c);
echo '<div class="mp3player" class="lessonmediafilecontrol">';
echo '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"';
echo ' codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0" ';
echo ' width="600" height="70" id="mp3player" align="">';
echo '<param name="movie" value="'.$CFG->wwwroot.'/lib/mp3player/mp3player.swf?src='.$fullurl.'">';
echo '<param name="quality" value="high">';
echo '<param name="bgcolor" value="#333333">';
echo '<param name="flashvars" value="'.$c.'&amp;" />';
echo '<embed src="'.$CFG->wwwroot.'/lib/mp3player/mp3player.swf?src='.$fullurl.'" ';
echo ' quality="high" bgcolor="#333333" width="600" height="70" name="mp3player" ';
echo ' type="application/x-shockwave-flash" ';
echo ' flashvars="'.$c.'&amp;" ';
echo ' pluginspage="http://www.macromedia.com/go/getflashplayer">';
echo '</embed>';
echo '</object>';
echo '</div>';
} else if (substr($mimetype, 0, 10) == "video/x-ms") { // It's a Media Player file
echo "<div class=\"lessonmediafilecontrol\"><p>";
echo '<object classid="CLSID:22D6f312-B0F6-11D0-94AB-0080C74C7E95"';
echo ' codebase="http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=5,1,52,701" ';
echo ' standby="Loading Microsoft(R) Windows(R) Media Player components..." ';
echo ' id="msplayer" align="" type="application/x-oleobject">';
echo "<param name=\"Filename\" value=\"$fullurl\">";
echo '<param name="ShowControls" value="true" />';
echo '<param name="AutoRewind" value="true" />';
echo '<param name="AutoStart" value="true" />';
echo '<param name="Autosize" value="true" />';
echo '<param name="EnableContextMenu" value="true" />';
echo '<param name="TransparentAtStart" value="false" />';
echo '<param name="AnimationAtStart" value="false" />';
echo '<param name="ShowGotoBar" value="false" />';
echo '<param name="EnableFullScreenControls" value="true" />';
echo "\n<embed src=\"$fullurl\" name=\"msplayer\" type=\"$mimetype\" ";
echo ' ShowControls="1" AutoRewind="1" AutoStart="1" Autosize="0" EnableContextMenu="1"';
echo ' TransparentAtStart="0" AnimationAtStart="0" ShowGotoBar="0" EnableFullScreenControls="1"';
echo ' pluginspage="http://www.microsoft.com/Windows/Downloads/Contents/Products/MediaPlayer/">';
echo '</embed>';
echo '</object>';
echo "</p></div>";
} else if ($mimetype == "video/quicktime") { // It's a Quicktime file
echo "<div class=\"lessonmediafilecontrol\"><p>";
echo '<object classid="CLSID:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B"';
echo ' codebase="http://www.apple.com/qtactivex/qtplugin.cab" ';
echo ' height="450" width="600"';
echo ' id="quicktime" align="" type="application/x-oleobject">';
echo "<param name=\"src\" value=\"$fullurl\" />";
echo '<param name="autoplay" value="true" />';
echo '<param name="loop" value="true" />';
echo '<param name="controller" value="true" />';
echo '<param name="scale" value="aspect" />';
echo "\n<embed src=\"$fullurl\" name=\"quicktime\" type=\"$mimetype\" ";
echo ' height="450" width="600" scale="aspect"';
echo ' autoplay="true" controller="true" loop="true" ';
echo ' pluginspage="http://quicktime.apple.com/">';
echo '</embed>';
echo '</object>';
echo "</p></div>";
//} else if ($mimetype == "application/x-shockwave-flash") { // It's a flash file
// error('Flash is not supported yet');
} else if ($mimetype == "audio/x-pn-realaudio") { // It's a realmedia file
echo '<object id="rvocx" classid="clsid:CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA" width="600" height="50">';
echo "<param name=\"src\" value=\"$fullurl\">";
echo '<param name="console" value="video">'; // not sure what the console param should equal
echo '<param name="controls" value="ControlPanel">';
echo '<param name="autostart" value="true">';
echo '<param name="loop" value="true">';
echo '<embed name="rvocx" src="'.$fullurl.'" height="50" width="600" autostart="true" loop="true" nojava="true" console="video" controls="ControlPanel"></embed>';
echo '<noembed></noembed>';
echo '</object>';
} else if (is_url($lesson->mediafile) or $mimetype == 'text/html' or $mimetype == 'text/plain') {
// might be dangerous to handle all of these in the same fasion. It is being set by a teacher though.
echo "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Frameset//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-frameset.dtd\">\n";
echo "<html dir=\"ltr\">\n";
echo '<head>';
echo '<meta http-equiv="content-type" content="text/html; charset=iso-8859-1" />';
echo "<title>{$course->shortname}</title></head>\n";
if ($lesson->mediaclose) {
echo "<frameset rows=\"90%,*\">";
echo "<frame src=\"$fullurl\" />";
echo "<frame src=\"mediafile.php?id=$cm->id&amp;printclose=1\" />";
echo "</frameset>";
} else {
echo "<frameset rows=\"100%\">";
echo "<frame src=\"$fullurl\" />";
echo "</frameset>";
}
echo '</html>';
exit();
} else if (in_array($mimetype, array('image/gif','image/jpeg','image/png'))) { // Image
echo "<div class=\"lessonmediafilecontrol\"><p>";
echo '<img class="lessonimage" src="'.s($fullurl).'" alt="" />';
echo "</p></div>";
} else { // Default
// Get the file name
$file = pathinfo($lesson->mediafile);
$filename = basename($file['basename'], '.'.$file['extension']);
echo "<div class=\"lessonmediafilecontrol\"><p>";
notify(get_string('clicktodownload', 'lesson'));
echo "<a href=\"$fullurl\">".format_string($filename).'</a>';
echo "</p></div>";
}
function is_url($test_url) {
// the following is barrowed from resource code. Thanks!
if (strpos($test_url, '://')) { // eg http:// https:// ftp:// etc
return true;
}
if (strpos($test_url, '/') === 0) { // Starts with slash
return true;
}
return false;
}
if ($lesson->mediaclose) {
echo '<div class="lessonmediafilecontrol">';
close_window_button();
echo '</div>';
}
print_footer();
?>