mod/resource/type/file/resource.class.php

   1 <?php // $Id$
   2
   3 /**
   4 * Extend the base resource class for file resources
   5 *
   6 * Extend the base resource class for file resources
   7 *
   8 */
   9 class resource_file extends resource_base {
  10
  11     function resource_file($cmid=0) {
  12         parent::resource_base($cmid);
  13     }
  14
  15     var $parameters;
  16     var $maxparameters = 5;
  17
  18
  19     /**
  20     * Sets the parameters property of the extended class
  21     *
  22     * Sets the parameters property of the extended file resource class
  23     *
  24     * @param    USER  global object
  25     * @param    CFG   global object
  26     */
  27     function set_parameters() {
  28         global $USER, $CFG;
  29
  30         $site = get_site();
  31
  32
  33         $this->parameters = array(
  34                 'label2'          => array('langstr' => "",
  35                                            'value'   =>'/optgroup'),
  36                 'label3'          => array('langstr' => get_string('course'),
  37                                            'value'   => 'optgroup'),
  38
  39                 'courseid'        => array('langstr' => 'id',
  40                                            'value'   => $this->course->id),
  41                 'coursefullname'  => array('langstr' => get_string('fullname'),
  42                                            'value'   => $this->course->fullname),
  43                 'courseshortname' => array('langstr' => get_string('shortname'),
  44                                            'value'   => $this->course->shortname),
  45                 'courseidnumber'  => array('langstr' => get_string('idnumbercourse'),
  46                                            'value'   => $this->course->idnumber),
  47                 'coursesummary'   => array('langstr' => get_string('summary'),
  48                                            'value'   => $this->course->summary),
  49                 'courseformat'    => array('langstr' => get_string('format'),
  50                                            'value'   => $this->course->format),
  51                 'courseteacher'   => array('langstr' => get_string('wordforteacher'),
  52                                            'value'   => $this->course->teacher),
  53                 'courseteachers'  => array('langstr' => get_string('wordforteachers'),
  54                                            'value'   => $this->course->teachers),
  55                 'coursestudent'   => array('langstr' => get_string('wordforstudent'),
  56                                            'value'   => $this->course->student),
  57                 'coursestudents'  => array('langstr' => get_string('wordforstudents'),
  58                                            'value'   => $this->course->students),
  59
  60                 'label4'          => array('langstr' => "",
  61                                            'value'   =>'/optgroup'),
  62                 'label5'          => array('langstr' => get_string('miscellaneous'),
  63                                            'value'   => 'optgroup'),
  64
  65                 'lang'            => array('langstr' => get_string('preferredlanguage'),
  66                                            'value'   => current_language()),
  67                 'sitename'        => array('langstr' => get_string('fullsitename'),
  68                                            'value'   => format_string($site->fullname)),
  69                 'serverurl'       => array('langstr' => get_string('serverurl', 'resource', $CFG),
  70                                            'value'   => $CFG->wwwroot),
  71                 'currenttime'     => array('langstr' => get_string('time'),
  72                                            'value'   => time()),
  73                 'encryptedcode'   => array('langstr' => get_string('encryptedcode'),
  74                                            'value'   => $this->set_encrypted_parameter()),
  75
  76                 'label6'          => array('langstr' => "",
  77                                            'value'   =>'/optgroup')
  78         );
  79
  80         if (!empty($USER->id)) {
  81
  82             $userparameters = array(
  83
  84                 'label1'          => array('langstr' => get_string('user'),
  85                                            'value'   => 'optgroup'),
  86
  87                 'userid'          => array('langstr' => 'id',
  88                                            'value'   => $USER->id),
  89                 'userusername'    => array('langstr' => get_string('username'),
  90                                            'value'   => $USER->username),
  91                 'useridnumber'    => array('langstr' => get_string('idnumber'),
  92                                            'value'   => $USER->idnumber),
  93                 'userfirstname'   => array('langstr' => get_string('firstname'),
  94                                            'value'   => $USER->firstname),
  95                 'userlastname'    => array('langstr' => get_string('lastname'),
  96                                            'value'   => $USER->lastname),
  97                 'userfullname'    => array('langstr' => get_string('fullname'),
  98                                            'value'   => fullname($USER)),
  99                 'useremail'       => array('langstr' => get_string('email'),
 100                                            'value'   => $USER->email),
 101                 'usericq'         => array('langstr' => get_string('icqnumber'),
 102                                            'value'   => $USER->icq),
 103                 'userphone1'      => array('langstr' => get_string('phone').' 1',
 104                                            'value'   => $USER->phone1),
 105                 'userphone2'      => array('langstr' => get_string('phone').' 2',
 106                                            'value'   => $USER->phone2),
 107                 'userinstitution' => array('langstr' => get_string('institution'),
 108                                            'value'   => $USER->institution),
 109                 'userdepartment'  => array('langstr' => get_string('department'),
 110                                            'value'   => $USER->department),
 111                 'useraddress'     => array('langstr' => get_string('address'),
 112                                            'value'   => $USER->address),
 113                 'usercity'        => array('langstr' => get_string('city'),
 114                                            'value'   => $USER->city),
 115                 'usertimezone'    => array('langstr' => get_string('timezone'),
 116                                            'value'   => get_user_timezone_offset()),
 117                 'userurl'         => array('langstr' => get_string('webpage'),
 118                                            'value'   => $USER->url)
 119              );
 120
 121              $this->parameters = $userparameters + $this->parameters;
 122         }
 123     }
 124
 125     function add_instance($resource) {
 126         $this->_postprocess($resource);
 127         return parent::add_instance($resource);
 128     }
 129
 130
 131     function update_instance($resource) {
 132         $this->_postprocess($resource);
 133         return parent::update_instance($resource);
 134     }
 135
 136     function _postprocess(&$resource) {
 137         global $RESOURCE_WINDOW_OPTIONS;
 138         $alloptions = $RESOURCE_WINDOW_OPTIONS;
 139
 140         if ($resource->windowpopup) {
 141             $optionlist = array();
 142             foreach ($alloptions as $option) {
 143                 $optionlist[] = $option."=".$resource->$option;
 144                 unset($resource->$option);
 145             }
 146             $resource->popup = implode(',', $optionlist);
 147             unset($resource->windowpopup);
 148             $resource->options = '';
 149
 150         } else {
 151             if (empty($resource->framepage)) {
 152                 $resource->options = '';
 153             } else {
 154                 $resource->options = 'frame';
 155             }
 156             unset($resource->framepage);
 157             $resource->popup = '';
 158         }
 159
 160         $optionlist = array();
 161         for ($i = 0; $i < $this->maxparameters; $i++) {
 162             $parametername = "parameter$i";
 163             $parsename = "parse$i";
 164             if (!empty($resource->$parsename) and $resource->$parametername != "-") {
 165                 $optionlist[] = $resource->$parametername."=".$resource->$parsename;
 166             }
 167             unset($resource->$parsename);
 168             unset($resource->$parametername);
 169         }
 170
 171         $resource->alltext = implode(',', $optionlist);
 172     }
 173
 174
 175     /**
 176     * Display the file resource
 177     *
 178     * Displays a file resource embedded, in a frame, or in a popup.
 179     * Output depends on type of file resource.
 180     *
 181     * @param    CFG     global object
 182     */
 183     function display() {
 184         global $CFG, $THEME, $USER;
 185
 186     /// Set up generic stuff first, including checking for access
 187         parent::display();
 188
 189     /// Set up some shorthand variables
 190         $cm = $this->cm;
 191         $course = $this->course;
 192         $resource = $this->resource;
 193
 194
 195         $this->set_parameters(); // set the parameters array
 196
 197     ///////////////////////////////////////////////
 198
 199         /// Possible display modes are:
 200         /// File displayed in a frame in a normal window
 201         /// File displayed embedded in a normal page
 202         /// File displayed in a popup window
 203         /// File displayed emebedded in a popup window
 204
 205
 206         /// First, find out what sort of file we are dealing with.
 207         require_once($CFG->libdir.'/filelib.php');
 208
 209         $querystring = '';
 210         $resourcetype = '';
 211         $embedded = false;
 212         $mimetype = mimeinfo("type", $resource->reference);
 213         $pagetitle = strip_tags($course->shortname.': '.format_string($resource->name));
 214
 215         $formatoptions = new object();
 216         $formatoptions->noclean = true;
 217
 218         if ($resource->options != "bogusoption_usedtobe_frame") { // TODO nicolasconnault 14-03-07: This option should be renamed "embed"
 219             if (in_array($mimetype, array('image/gif','image/jpeg','image/png'))) {  // It's an image
 220                 $resourcetype = "image";
 221                 $embedded = true;
 222
 223             } else if ($mimetype == "audio/mp3") {    // It's an MP3 audio file
 224                 $resourcetype = "mp3";
 225                 $embedded = true;
 226
 227             } else if ($mimetype == "video/x-flv") {    // It's a Flash video file
 228                 $resourcetype = "flv";
 229                 $embedded = true;
 230
 231             } else if (substr($mimetype, 0, 10) == "video/x-ms") {   // It's a Media Player file
 232                 $resourcetype = "mediaplayer";
 233                 $embedded = true;
 234
 235             } else if ($mimetype == "video/quicktime") {   // It's a Quicktime file
 236                 $resourcetype = "quicktime";
 237                 $embedded = true;
 238
 239             } else if ($mimetype == "application/x-shockwave-flash") {   // It's a Flash file
 240                 $resourcetype = "flash";
 241                 $embedded = true;
 242
 243             } else if ($mimetype == "video/mpeg") {   // It's a Mpeg file
 244                 $resourcetype = "mpeg";
 245                 $embedded = true;
 246
 247             } else if ($mimetype == "text/html") {    // It's a web page
 248                 $resourcetype = "html";
 249
 250             } else if ($mimetype == "application/zip") {    // It's a zip archive
 251                 $resourcetype = "zip";
 252                 $embedded = true;
 253
 254             } else if ($mimetype == 'application/pdf' || $mimetype == 'application/x-pdf') {
 255                 $resourcetype = "pdf";
 256                 $embedded = true;
 257             }
 258         }
 259
 260         $isteamspeak = (stripos($resource->reference, 'teamspeak://') === 0);
 261
 262     /// Form the parse string
 263         if (!empty($resource->alltext)) {
 264             $querys = array();
 265             $parray = explode(',', $resource->alltext);
 266             foreach ($parray as $fieldstring) {
 267                 $field = explode('=', $fieldstring);
 268                 $querys[] = urlencode($field[1]).'='.urlencode($this->parameters[$field[0]]['value']);
 269             }
 270             if ($isteamspeak) {
 271                 $querystring = implode('?', $querys);
 272             } else {
 273                 $querystring = implode('&amp;', $querys);
 274             }
 275         }
 276
 277
 278         /// Set up some variables
 279
 280         $inpopup = optional_param('inpopup', 0, PARAM_BOOL);
 281
 282         if (resource_is_url($resource->reference)) {
 283             $fullurl = $resource->reference;
 284             if (!empty($querystring)) {
 285                 $urlpieces = parse_url($resource->reference);
 286                 if (empty($urlpieces['query']) or $isteamspeak) {
 287                     $fullurl .= '?'.$querystring;
 288                 } else {
 289                     $fullurl .= '&amp;'.$querystring;
 290                 }
 291             }
 292
 293         } else if ($CFG->resource_allowlocalfiles and (strpos($resource->reference, RESOURCE_LOCALPATH) === 0)) {  // Localpath
 294             $localpath = get_user_preferences('resource_localpath', 'D:');
 295             $relativeurl = str_replace(RESOURCE_LOCALPATH, $localpath, $resource->reference);
 296
 297             if ($querystring) {
 298                 $relativeurl .= '?'.$querystring;
 299             }
 300
 301             $relativeurl = str_replace('\\', '/', $relativeurl);
 302             $relativeurl = str_replace(' ', '%20', $relativeurl);
 303             $fullurl = 'file:///'.htmlentities($relativeurl);
 304             $localpath = true;
 305
 306         } else {   // Normal uploaded file
 307             if ($CFG->slasharguments) {
 308                 $relativeurl = "/file.php/{$course->id}/{$resource->reference}";
 309                 if ($querystring) {
 310                     $relativeurl .= '?'.$querystring;
 311                 }
 312             } else {
 313                 $relativeurl = "/file.php?file=/{$course->id}/{$resource->reference}";
 314                 if ($querystring) {
 315                     $relativeurl .= '&amp;'.$querystring;
 316                 }
 317             }
 318             $fullurl = "$CFG->wwwroot$relativeurl";
 319         }
 320
 321         /// Print a notice and redirect if we are trying to access a file on a local file system
 322         /// and the config setting has been disabled
 323         if (!$CFG->resource_allowlocalfiles and (strpos($resource->reference, RESOURCE_LOCALPATH) === 0)) {
 324             if ($inpopup) {
 325                 print_header($pagetitle, $course->fullname);
 326             } else {
 327                 $this->navlinks[] = array('name' => format_string($resource->name), 'link' => null, 'type' => 'misc');
 328                 $this->navigation = build_navigation($this->navlinks);
 329                 print_header($pagetitle, $course->fullname, $this->navigation,
 330                         "", "", true, update_module_button($cm->id, $course->id, $this->strresource), navmenu($course, $cm));
 331             }
 332             notify(get_string('notallowedlocalfileaccess', 'resource', ''));
 333             if ($inpopup) {
 334                 close_window_button();
 335             }
 336             print_footer('none');
 337             die;
 338         }
 339
 340
 341         /// Check whether this is supposed to be a popup, but was called directly
 342         if ($resource->popup and !$inpopup) {    /// Make a page and a pop-up window
 343             $this->navlinks[] = array('name' => format_string($resource->name), 'link' => null, 'type' => 'misc');
 344             $this->navigation = build_navigation($this->navlinks);
 345
 346             print_header($pagetitle, $course->fullname, $this->navigation,
 347                     "", "", true, update_module_button($cm->id, $course->id, $this->strresource), navmenu($course, $cm));
 348
 349
 350             echo "\n<script type=\"text/javascript\">";
 351             echo "\n<!--\n";
 352             echo "openpopup('/mod/resource/view.php?inpopup=true&id={$cm->id}','resource{$resource->id}','{$resource->popup}');\n";
 353             echo "\n-->\n";
 354             echo '</script>';
 355
 356             if (trim(strip_tags($resource->summary))) {
 357                 print_simple_box(format_text($resource->summary, FORMAT_MOODLE, $formatoptions), "center");
 358             }
 359
 360             $link = "<a href=\"$CFG->wwwroot/mod/resource/view.php?inpopup=true&amp;id={$cm->id}\" "
 361                   . "onclick=\"this.target='resource{$resource->id}'; return openpopup('/mod/resource/view.php?inpopup=true&amp;id={$cm->id}', "
 362                   . "'resource{$resource->id}','{$resource->popup}');\">".format_string($resource->name,true)."</a>";
 363
 364             echo '<div class="popupnotice">';
 365             print_string('popupresource', 'resource');
 366             echo '<br />';
 367             print_string('popupresourcelink', 'resource', $link);
 368             echo '</div>';
 369
 370             print_footer($course);
 371             exit;
 372         }
 373
 374
 375         /// Now check whether we need to display a frameset
 376
 377         $frameset = optional_param('frameset', '', PARAM_ALPHA);
 378         if (empty($frameset) and !$embedded and !$inpopup and ($resource->options == "frame") and empty($USER->screenreader)) {
 379             @header('Content-Type: text/html; charset=utf-8');
 380             echo "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Frameset//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-frameset.dtd\">\n";
 381             echo "<html dir=\"ltr\">\n";
 382             echo '<head>';
 383             echo '<meta http-equiv="content-type" content="text/html; charset=utf-8" />';
 384             echo "<title>" . format_string($course->shortname) . ": ".strip_tags(format_string($resource->name,true))."</title></head>\n";
 385             echo "<frameset rows=\"$CFG->resource_framesize,*\">";
 386             echo "<frame src=\"view.php?id={$cm->id}&amp;type={$resource->type}&amp;frameset=top\" title=\""
 387                  . get_string('modulename','resource')."\"/>";
 388             if (!empty($localpath)) {  // Show it like this so we interpose some HTML
 389                 echo "<frame src=\"view.php?id={$cm->id}&amp;type={$resource->type}&amp;inpopup=true\" title=\"".
 390                         get_string('modulename','resource')."\"/>";
 391             } else {
 392                 echo "<frame src=\"$fullurl\" title=\"".get_string('modulename','resource')."\"/>";
 393             }
 394             echo "</frameset>";
 395             echo "</html>";
 396             exit;
 397         }
 398
 399
 400         /// We can only get here once per resource, so add an entry to the log
 401
 402         add_to_log($course->id, "resource", "view", "view.php?id={$cm->id}", $resource->id, $cm->id);
 403
 404
 405         /// If we are in a frameset, just print the top of it
 406
 407         if (!empty( $frameset ) and ($frameset == "top") ) {
 408             $this->navlinks[] = array('name' => format_string($resource->name), 'link' => null, 'type' => 'misc');
 409             $this->navigation = build_navigation($this->navlinks);
 410             print_header($pagetitle, $course->fullname, $this->navigation,
 411                     "", "", true, update_module_button($cm->id, $course->id, $this->strresource), navmenu($course, $cm, "parent"));
 412
 413             $options = new object();
 414             $options->para = false;
 415             echo '<div class="summary">'.format_text($resource->summary, FORMAT_HTML, $options).'</div>';
 416             if (!empty($localpath)) {  // Show some help
 417                 echo '<div align="right" class="helplink">';
 418                 link_to_popup_window ('/mod/resource/type/file/localpath.php', get_string('localfile', 'resource'),
 419                         get_string('localfilehelp','resource'), 400, 500, get_string('localfilehelp', 'resource'));
 420                 echo '</div>';
 421             }
 422             echo '</div></div></body></html>';
 423             exit;
 424         }
 425
 426
 427         /// Display the actual resource
 428         if ($embedded) {       // Display resource embedded in page
 429             $strdirectlink = get_string("directlink", "resource");
 430
 431             if ($inpopup) {
 432                 print_header($pagetitle);
 433             } else {
 434                 $this->navlinks[] = array('name' => format_string($resource->name, true),
 435                                           'link' => $fullurl,
 436                                           'type' => 'misc');
 437                 $this->navigation = build_navigation($this->navlinks);
 438                 print_header_simple($pagetitle, '', $this->navigation, "", "", true,
 439                     update_module_button($cm->id, $course->id, $this->strresource), navmenu($course, $cm, "self"));
 440
 441             }
 442
 443             if ($resourcetype == "image") {
 444                 echo '<div class="resourcecontent resourceimg">';
 445                 echo "<img title=\"".strip_tags(format_string($resource->name,true))."\" class=\"resourceimage\" src=\"$fullurl\" alt=\"\" />";
 446                 echo '</div>';
 447
 448             } else if ($resourcetype == "mp3") {
 449                 if (!empty($THEME->resource_mp3player_colors)) {
 450                     $c = $THEME->resource_mp3player_colors;   // You can set this up in your theme/xxx/config.php
 451                 } else {
 452                     $c = 'bgColour=000000&btnColour=ffffff&btnBorderColour=cccccc&iconColour=000000&'.
 453                          'iconOverColour=00cc00&trackColour=cccccc&handleColour=ffffff&loaderColour=ffffff&'.
 454                          'font=Arial&fontColour=FF33FF&buffer=10&waitForPlay=no&autoPlay=yes';
 455                 }
 456                 $c .= '&volText='.get_string('vol', 'resource').'&panText='.get_string('pan','resource');
 457                 $c = htmlentities($c);
 458                 $id = 'filter_mp3_'.time(); //we need something unique because it might be stored in text cache
 459                 $cleanurl = addslashes_js($fullurl);
 460
 461
 462                 // If we have Javascript, use UFO to embed the MP3 player, otherwise depend on plugins
 463
 464                 echo '<div class="resourcecontent resourcemp3">';
 465
 466                 echo '<span class="mediaplugin mediaplugin_mp3" id="'.$id.'"></span>'.
 467                      '<script type="text/javascript">'."\n".
 468                      '//<![CDATA['."\n".
 469                        'var FO = { movie:"'.$CFG->wwwroot.'/lib/mp3player/mp3player.swf?src='.$cleanurl.'",'."\n".
 470                          'width:"600", height:"70", majorversion:"6", build:"40", flashvars:"'.$c.'", quality: "high" };'."\n".
 471                        'UFO.create(FO, "'.$id.'");'."\n".
 472                      '//]]>'."\n".
 473                      '</script>'."\n";
 474
 475                 echo '<noscript>';
 476
 477                 echo "<object type=\"audio/mpeg\" data=\"$fullurl\" width=\"600\" height=\"70\">";
 478                 echo "<param name=\"src\" value=\"$fullurl\" />";
 479                 echo '<param name="quality" value="high" />';
 480                 echo '<param name="autoplay" value="true" />';
 481                 echo '<param name="autostart" value="true" />';
 482                 echo '</object>';
 483                 echo '<p><a href="' . $fullurl . '">' . $fullurl . '</a></p>';
 484
 485                 echo '</noscript>';
 486                 echo '</div>';
 487
 488             } else if ($resourcetype == "flv") {
 489                 $id = 'filter_flv_'.time(); //we need something unique because it might be stored in text cache
 490                 $cleanurl = addslashes_js($fullurl);
 491
 492
 493                 // If we have Javascript, use UFO to embed the FLV player, otherwise depend on plugins
 494
 495                 echo '<div class="resourcecontent resourceflv">';
 496
 497                 echo '<span class="mediaplugin mediaplugin_flv" id="'.$id.'"></span>'.
 498                      '<script type="text/javascript">'."\n".
 499                      '//<![CDATA['."\n".
 500                        'var FO = { movie:"'.$CFG->wwwroot.'/filter/mediaplugin/flvplayer.swf?file='.$cleanurl.'",'."\n".
 501                          'width:"600", height:"400", majorversion:"6", build:"40", allowscriptaccess:"never", quality: "high" };'."\n".
 502                        'UFO.create(FO, "'.$id.'");'."\n".
 503                      '//]]>'."\n".
 504                      '</script>'."\n";
 505
 506                 echo '<noscript>';
 507
 508                 echo "<object type=\"video/x-flv\" data=\"$fullurl\" width=\"600\" height=\"400\">";
 509                 echo "<param name=\"src\" value=\"$fullurl\" />";
 510                 echo '<param name="quality" value="high" />';
 511                 echo '<param name="autoplay" value="true" />';
 512                 echo '<param name="autostart" value="true" />';
 513                 echo '</object>';
 514                 echo '<p><a href="' . $fullurl . '">' . $fullurl . '</a></p>';
 515
 516                 echo '</noscript>';
 517                 echo '</div>';
 518
 519             } else if ($resourcetype == "mediaplayer") {
 520                 echo '<div class="resourcecontent resourcewmv">';
 521                 echo '<object type="video/x-ms-wmv" data="' . $fullurl . '">';
 522                 echo '<param name="controller" value="true" />';
 523                 echo '<param name="autostart" value="true" />';
 524                 echo "<param name=\"src\" value=\"$fullurl\" />";
 525                 echo '<param name="scale" value="noScale" />';
 526                 echo "<a href=\"$fullurl\">$fullurl</a>";
 527                 echo '</object>';
 528                 echo '</div>';
 529
 530             } else if ($resourcetype == "mpeg") {
 531                 echo '<div class="resourcecontent resourcempeg">';
 532                 echo '<object classid="CLSID:22d6f312-b0f6-11d0-94ab-0080c74c7e95"
 533                               codebase="http://activex.microsoft.com/activex/controls/mplayer/en/nsm p2inf.cab#Version=5,1,52,701"
 534                               type="application/x-oleobject">';
 535                 echo "<param name=\"fileName\" value=\"$fullurl\" />";
 536                 echo '<param name="autoStart" value="true" />';
 537                 echo '<param name="animationatStart" value="true" />';
 538                 echo '<param name="transparentatStart" value="true" />';
 539                 echo '<param name="showControls" value="true" />';
 540                 echo '<param name="Volume" value="-450" />';
 541                 echo '<!--[if !IE]>-->';
 542                 echo '<object type="video/mpeg" data="' . $fullurl . '">';
 543                 echo '<param name="controller" value="true" />';
 544                 echo '<param name="autostart" value="true" />';
 545                 echo "<param name=\"src\" value=\"$fullurl\" />";
 546                 echo "<a href=\"$fullurl\">$fullurl</a>";
 547                 echo '<!--<![endif]-->';
 548                 echo '<a href="' . $fullurl . '">' . $fullurl . '</a>';
 549                 echo '<!--[if !IE]>-->';
 550                 echo '</object>';
 551                 echo '<!--<![endif]-->';
 552                 echo '</object>';
 553                 echo '</div>';
 554
 555             } else if ($resourcetype == "quicktime") {
 556                 echo '<style type="text/css">';
 557                 echo '/* class to hide nested objects in IE */';
 558                 echo '/* hides the second object from all versions of IE */';
 559                 echo '* html object.hiddenObjectForIE { display: none; }';
 560                 echo '/* display the second object only for IE5 Mac */';
 561                 echo '/* IE Mac \*//*/';
 562                 echo '* html object.hiddenObjectForIE { display: inline; }';
 563                 echo '/**/';
 564                 echo '</style>';
 565                 echo '<div class="resourcecontent resourceqt">';
 566
 567                 echo '<object classid="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B"';
 568                 echo '        codebase="http://www.apple.com/qtactivex/qtplugin.cab">';
 569                 echo "<param name=\"src\" value=\"$fullurl\" />";
 570                 echo '<param name="autoplay" value="true" />';
 571                 echo '<param name="loop" value="true" />';
 572                 echo '<param name="controller" value="true" />';
 573                 echo '<param name="scale" value="aspect" />';
 574
 575                 echo "<object class=\"hiddenObjectForIE\" type=\"video/quicktime\" data=\"$fullurl\">";
 576                 echo '<param name="controller" value="true" />';
 577                 echo '<param name="autoplay" value="true" />';
 578                 echo '<param name="loop" value="true" />';
 579                 echo '<param name="scale" value="aspect" />';
 580                 echo '</object>';
 581                 echo '<a href="' . $fullurl . '">' . $fullurl . '</a>';
 582                 echo '</object>';
 583                 echo '</div>';
 584             }  else if ($resourcetype == "flash") {
 585                 echo '<div class="resourcecontent resourceswf">';
 586                 echo '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000">';
 587                 echo "<param name=\"movie\" value=\"$fullurl\" />";
 588                 echo '<param name="autoplay" value="true" />';
 589                 echo '<param name="loop" value="true" />';
 590                 echo '<param name="controller" value="true" />';
 591                 echo '<param name="scale" value="aspect" />';
 592                 echo '<!--[if !IE]>-->';
 593                 echo "<object type=\"application/x-shockwave-flash\" data=\"$fullurl\">";
 594                 echo '<param name="controller" value="true" />';
 595                 echo '<param name="autoplay" value="true" />';
 596                 echo '<param name="loop" value="true" />';
 597                 echo '<param name="scale" value="aspect" />';
 598                 echo '<!--<![endif]-->';
 599                 echo '<a href="' . $fullurl . '">' . $fullurl . '</a>';
 600                 echo '<!--[if !IE]>-->';
 601                 echo '</object>';
 602                 echo '<!--<![endif]-->';
 603                 echo '</object>';
 604                 echo '</div>';
 605
 606             } elseif ($resourcetype == 'zip') {
 607                 echo '<div class="resourcepdf">';
 608                 echo get_string('clicktoopen', 'resource') . '<a href="' . $fullurl . '">' . format_string($resource->name) . '</a>';
 609                 echo '</div>';
 610
 611             } elseif ($resourcetype == 'pdf') {
 612                 echo '<div class="resourcepdf">';
 613                 echo '<object data="' . $fullurl . '" type="application/pdf">';
 614                 echo get_string('clicktoopen', 'resource') . '<a href="' . $fullurl . '">' . format_string($resource->name) . '</a>';
 615                 echo '</object>';
 616                 echo '</div>';
 617             }
 618
 619             if (trim($resource->summary)) {
 620                 print_simple_box(format_text($resource->summary, FORMAT_MOODLE, $formatoptions, $course->id), "center");
 621             }
 622
 623             if ($inpopup) {
 624                 echo "<div class=\"popupnotice\">(<a href=\"$fullurl\">$strdirectlink</a>)</div>";
 625             } else {
 626                 print_spacer(20,20);
 627                 print_footer($course);
 628             }
 629
 630         } else {              // Display the resource on it's own
 631             if (!empty($localpath)) {   // Show a link to help work around browser security
 632                 echo '<div align="right" class="helplink">';
 633                 link_to_popup_window ('/mod/resource/type/file/localpath.php', get_string('localfile', 'resource'),
 634                         get_string('localfilehelp','resource'), 400, 500, get_string('localfilehelp', 'resource'));
 635                 echo '</div>';
 636                 echo "<div class=\"popupnotice\">(<a href=\"$fullurl\">$fullurl</a>)</div>";
 637             }
 638             redirect($fullurl);
 639         }
 640
 641     }
 642
 643
 644     //backwards compatible with existing resources
 645     function set_encrypted_parameter() {
 646         global $CFG;
 647
 648         if (!empty($this->resource->reference) && file_exists($CFG->dirroot ."/mod/resource/type/file/externserverfile.php")) {
 649             include $CFG->dirroot ."/mod/resource/type/file/externserverfile.php";
 650             if (function_exists(extern_server_file)) {
 651                 return extern_server_file($this->resource->reference);
 652             }
 653         }
 654         return md5($_SERVER['REMOTE_ADDR'].$CFG->resource_secretphrase);
 655     }
 656
 657     function setup_preprocessing(&$defaults){
 658
 659         if (!isset($defaults['popup'])) {
 660             // use form defaults
 661
 662         } else if (!empty($defaults['popup'])) {
 663             $defaults['windowpopup'] = 1;
 664             if (array_key_exists('popup', $defaults)) {
 665                 $rawoptions = explode(',', $defaults['popup']);
 666                 foreach ($rawoptions as $rawoption) {
 667                     $option = explode('=', trim($rawoption));
 668                     $defaults[$option[0]] = $option[1];
 669                 }
 670             }
 671         } else {
 672             $defaults['windowpopup'] = 0;
 673             if (array_key_exists('options', $defaults)) {
 674                 $defaults['framepage'] = ($defaults['options']=='frame');
 675             }
 676         }
 677         /// load up any stored parameters
 678         if (!empty($defaults['alltext'])) {
 679             $parray = explode(',', $defaults['alltext']);
 680             $i=0;
 681             foreach ($parray as $rawpar) {
 682                 list($param, $varname) = explode('=', $rawpar);
 683                 $defaults["parse$i"] = $varname;
 684                 $defaults["parameter$i"] = $param;
 685                 $i++;
 686             }
 687         }
 688     }
 689
 690     function setup_elements(&$mform) {
 691         global $CFG, $RESOURCE_WINDOW_OPTIONS;
 692
 693         $this->set_parameters(); // set the parameter array for the form
 694
 695         $mform->addElement('choosecoursefile', 'reference', get_string('location'));
 696         $mform->setDefault('reference', $CFG->resource_defaulturl);
 697         $mform->addRule('name', null, 'required', null, 'client');
 698
 699         if (!empty($CFG->resource_websearch)) {
 700             $searchbutton = $mform->addElement('button', 'searchbutton', get_string('searchweb', 'resource').'...');
 701             $buttonattributes = array('title'=>get_string('localfilechoose', 'resource'), 'onclick'=>"return window.open('"
 702                               . "$CFG->resource_websearch', 'websearch', 'menubar=1,location=1,directories=1,toolbar=1,"
 703                               . "scrollbars,resizable,width=800,height=600');");
 704             $searchbutton->updateAttributes($buttonattributes);
 705         }
 706
 707         if (!empty($CFG->resource_allowlocalfiles)) {
 708             $lfbutton = $mform->addElement('button', 'localfilesbutton', get_string('localfilechoose', 'resource').'...');
 709             $options = 'menubar=0,location=0,scrollbars,resizable,width=600,height=400';
 710             $url = '/mod/resource/type/file/localfile.php?choose=id_reference_value';
 711             $buttonattributes = array('title'=>get_string('localfilechoose', 'resource'), 'onclick'=>"return openpopup('$url', '"
 712                               . $lfbutton->getName()."', '$options', 0);");
 713             $lfbutton->updateAttributes($buttonattributes);
 714         }
 715
 716         $mform->addElement('header', 'displaysettings', get_string('display', 'resource'));
 717
 718         $woptions = array(0 => get_string('pagewindow', 'resource'), 1 => get_string('newwindow', 'resource'));
 719         $mform->addElement('select', 'windowpopup', get_string('display', 'resource'), $woptions);
 720         $mform->setDefault('windowpopup', !empty($CFG->resource_popup));
 721
 722         $mform->addElement('checkbox', 'framepage', get_string('keepnavigationvisible', 'resource'));
 723
 724         $mform->setHelpButton('framepage', array('frameifpossible', get_string('keepnavigationvisible', 'resource'), 'resource'));
 725         $mform->setDefault('framepage', 0);
 726         $mform->disabledIf('framepage', 'windowpopup', 'eq', 1);
 727         $mform->setAdvanced('framepage');
 728
 729         foreach ($RESOURCE_WINDOW_OPTIONS as $option) {
 730             if ($option == 'height' or $option == 'width') {
 731                 $mform->addElement('text', $option, get_string('new'.$option, 'resource'), array('size'=>'4'));
 732                 $mform->setDefault($option, $CFG->{'resource_popup'.$option});
 733                 $mform->disabledIf($option, 'windowpopup', 'eq', 0);
 734             } else {
 735                 $mform->addElement('checkbox', $option, get_string('new'.$option, 'resource'));
 736                 $mform->setDefault($option, $CFG->{'resource_popup'.$option});
 737                 $mform->disabledIf($option, 'windowpopup', 'eq', 0);
 738             }
 739             $mform->setAdvanced($option);
 740         }
 741
 742         $mform->addElement('header', 'parameters', get_string('parameters', 'resource'));
 743
 744         $options = array();
 745         $options['-'] = get_string('chooseparameter', 'resource').'...';
 746         $optgroup = '';
 747         foreach ($this->parameters as $pname=>$param) {
 748             if ($param['value']=='/optgroup') {
 749                 $optgroup = '';
 750                 continue;
 751             }
 752             if ($param['value']=='optgroup') {
 753                 $optgroup = $param['langstr'];
 754                 continue;
 755             }
 756             $options[$pname] = $optgroup.' - '.$param['langstr'];
 757         }
 758
 759         for ($i = 0; $i < $this->maxparameters; $i++) {
 760             $parametername = "parameter$i";
 761             $parsename = "parse$i";
 762             $group = array();
 763             $group[] =& $mform->createElement('text', $parsename, '', array('size'=>'12'));//TODO: accessiblity
 764             $group[] =& $mform->createElement('select', $parametername, '', $options);//TODO: accessiblity
 765             $mform->addGroup($group, 'pargroup'.$i, get_string('variablename', 'resource').'='.get_string('parameter', 'resource'), ' ', false);
 766             $mform->setAdvanced('pargroup'.$i);
 767
 768             $mform->setDefault($parametername, '-');
 769         }
 770     }
 771
 772 }
 773
 774 ?>