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

   1 <?php // $Id$
   2
   3 /**
   4 * Extend the base resource class for file resources
   5 */
   6 class resource_file extends resource_base {
   7
   8     function resource_file($cmid=0) {
   9         parent::resource_base($cmid);
  10     }
  11
  12     var $parameters;
  13     var $maxparameters = 5;
  14
  15
  16     /**
  17     * Sets the parameters property of the extended class
  18     *
  19     * @param    USER  global object
  20     * @param    CFG   global object
  21     */
  22     function set_parameters() {
  23         global $USER, $CFG;
  24
  25         $site = get_site();
  26
  27         $littlecfg = new object;       // to avoid some notices later
  28         $littlecfg->wwwroot = $CFG->wwwroot;
  29
  30
  31         $this->parameters = array(
  32                 'label2'          => array('langstr' => "",
  33                                            'value'   =>'/optgroup'),
  34                 'label3'          => array('langstr' => get_string('course'),
  35                                            'value'   => 'optgroup'),
  36
  37                 'courseid'        => array('langstr' => 'id',
  38                                            'value'   => $this->course->id),
  39                 'coursefullname'  => array('langstr' => get_string('fullname'),
  40                                            'value'   => $this->course->fullname),
  41                 'courseshortname' => array('langstr' => get_string('shortname'),
  42                                            'value'   => $this->course->shortname),
  43                 'courseidnumber'  => array('langstr' => get_string('idnumbercourse'),
  44                                            'value'   => $this->course->idnumber),
  45                 'coursesummary'   => array('langstr' => get_string('summary'),
  46                                            'value'   => $this->course->summary),
  47                 'courseformat'    => array('langstr' => get_string('format'),
  48                                            'value'   => $this->course->format),
  49                 'courseteacher'   => array('langstr' => get_string('wordforteacher'),
  50                                            'value'   => $this->course->teacher),
  51                 'courseteachers'  => array('langstr' => get_string('wordforteachers'),
  52                                            'value'   => $this->course->teachers),
  53                 'coursestudent'   => array('langstr' => get_string('wordforstudent'),
  54                                            'value'   => $this->course->student),
  55                 'coursestudents'  => array('langstr' => get_string('wordforstudents'),
  56                                            'value'   => $this->course->students),
  57
  58                 'label4'          => array('langstr' => "",
  59                                            'value'   =>'/optgroup'),
  60                 'label5'          => array('langstr' => get_string('miscellaneous'),
  61                                            'value'   => 'optgroup'),
  62
  63                 'lang'            => array('langstr' => get_string('preferredlanguage'),
  64                                            'value'   => current_language()),
  65                 'sitename'        => array('langstr' => get_string('fullsitename'),
  66                                            'value'   => format_string($site->fullname)),
  67                 'serverurl'       => array('langstr' => get_string('serverurl', 'resource', $littlecfg),
  68                                            'value'   => $littlecfg->wwwroot),
  69                 'currenttime'     => array('langstr' => get_string('time'),
  70                                            'value'   => time()),
  71                 'encryptedcode'   => array('langstr' => get_string('encryptedcode'),
  72                                            'value'   => $this->set_encrypted_parameter()),
  73
  74                 'label6'          => array('langstr' => "",
  75                                            'value'   =>'/optgroup')
  76         );
  77
  78         if (!empty($USER->id)) {
  79
  80             $userparameters = array(
  81
  82                 'label1'          => array('langstr' => get_string('user'),
  83                                            'value'   => 'optgroup'),
  84
  85                 'userid'          => array('langstr' => 'id',
  86                                            'value'   => $USER->id),
  87                 'userusername'    => array('langstr' => get_string('username'),
  88                                            'value'   => $USER->username),
  89                 'useridnumber'    => array('langstr' => get_string('idnumber'),
  90                                            'value'   => $USER->idnumber),
  91                 'userfirstname'   => array('langstr' => get_string('firstname'),
  92                                            'value'   => $USER->firstname),
  93                 'userlastname'    => array('langstr' => get_string('lastname'),
  94                                            'value'   => $USER->lastname),
  95                 'userfullname'    => array('langstr' => get_string('fullname'),
  96                                            'value'   => fullname($USER)),
  97                 'useremail'       => array('langstr' => get_string('email'),
  98                                            'value'   => $USER->email),
  99                 'usericq'         => array('langstr' => get_string('icqnumber'),
 100                                            'value'   => $USER->icq),
 101                 'userphone1'      => array('langstr' => get_string('phone').' 1',
 102                                            'value'   => $USER->phone1),
 103                 'userphone2'      => array('langstr' => get_string('phone2').' 2',
 104                                            'value'   => $USER->phone2),
 105                 'userinstitution' => array('langstr' => get_string('institution'),
 106                                            'value'   => $USER->institution),
 107                 'userdepartment'  => array('langstr' => get_string('department'),
 108                                            'value'   => $USER->department),
 109                 'useraddress'     => array('langstr' => get_string('address'),
 110                                            'value'   => $USER->address),
 111                 'usercity'        => array('langstr' => get_string('city'),
 112                                            'value'   => $USER->city),
 113                 'usertimezone'    => array('langstr' => get_string('timezone'),
 114                                            'value'   => get_user_timezone_offset()),
 115                 'userurl'         => array('langstr' => get_string('webpage'),
 116                                            'value'   => $USER->url)
 117              );
 118
 119              $this->parameters = $userparameters + $this->parameters;
 120         }
 121     }
 122
 123     function add_instance($resource) {
 124         $this->_postprocess($resource);
 125         return parent::add_instance($resource);
 126     }
 127
 128
 129     function update_instance($resource) {
 130         $this->_postprocess($resource);
 131         return parent::update_instance($resource);
 132     }
 133
 134     function _postprocess(&$resource) {
 135         global $RESOURCE_WINDOW_OPTIONS;
 136         $alloptions = $RESOURCE_WINDOW_OPTIONS;
 137
 138         if ($resource->forcedownload) {
 139             $resource->popup = '';
 140             $resource->options = 'forcedownload';
 141
 142         } else if ($resource->windowpopup) {
 143             $optionlist = array();
 144             foreach ($alloptions as $option) {
 145                 $optionlist[] = $option."=".$resource->$option;
 146                 unset($resource->$option);
 147             }
 148             $resource->popup = implode(',', $optionlist);
 149             unset($resource->windowpopup);
 150             $resource->options = '';
 151
 152         } else {
 153             if (empty($resource->framepage)) {
 154                 $resource->options = '';
 155             } else {
 156                 $resource->options = 'frame';
 157             }
 158             unset($resource->framepage);
 159             $resource->popup = '';
 160         }
 161
 162         $optionlist = array();
 163         for ($i = 0; $i < $this->maxparameters; $i++) {
 164             $parametername = "parameter$i";
 165             $parsename = "parse$i";
 166             if (!empty($resource->$parsename) and $resource->$parametername != "-") {
 167                 $optionlist[] = $resource->$parametername."=".$resource->$parsename;
 168             }
 169             unset($resource->$parsename);
 170             unset($resource->$parametername);
 171         }
 172
 173         $resource->alltext = implode(',', $optionlist);
 174     }
 175
 176
 177     /**
 178     * Display the file resource
 179     *
 180     * Displays a file resource embedded, in a frame, or in a popup.
 181     * Output depends on type of file resource.
 182     *
 183     * @param    CFG     global object
 184     */
 185     function display() {
 186         global $CFG, $THEME, $USER;
 187
 188     /// Set up generic stuff first, including checking for access
 189         parent::display();
 190
 191     /// Set up some shorthand variables
 192         $cm = $this->cm;
 193         $course = $this->course;
 194         $resource = $this->resource;
 195
 196
 197         $this->set_parameters(); // set the parameters array
 198
 199     ///////////////////////////////////////////////
 200
 201         /// Possible display modes are:
 202         /// File displayed embedded in a normal page
 203         /// File displayed in a popup window
 204         /// File displayed embedded in a popup window
 205         /// File not displayed at all, but downloaded
 206
 207
 208         /// First, find out what sort of file we are dealing with.
 209         require_once($CFG->libdir.'/filelib.php');
 210
 211         $querystring = '';
 212         $resourcetype = '';
 213         $embedded = false;
 214         $mimetype = mimeinfo("type", $resource->reference);
 215         $pagetitle = strip_tags($course->shortname.': '.format_string($resource->name));
 216
 217         $formatoptions = new object();
 218         $formatoptions->noclean = true;
 219
 220         if ($resource->options != "forcedownload") { // TODO nicolasconnault 14-03-07: This option should be renamed "embed"
 221             if (in_array($mimetype, array('image/gif','image/jpeg','image/png'))) {  // It's an image
 222                 $resourcetype = "image";
 223                 $embedded = true;
 224
 225             } else if ($mimetype == "audio/mp3") {    // It's an MP3 audio file
 226                 $resourcetype = "mp3";
 227                 $embedded = true;
 228
 229             } else if ($mimetype == "video/x-flv") {    // It's a Flash video file
 230                 $resourcetype = "flv";
 231                 $embedded = true;
 232
 233             } else if (substr($mimetype, 0, 10) == "video/x-ms") {   // It's a Media Player file
 234                 $resourcetype = "mediaplayer";
 235                 $embedded = true;
 236
 237             } else if ($mimetype == "video/quicktime") {   // It's a Quicktime file
 238                 $resourcetype = "quicktime";
 239                 $embedded = true;
 240
 241             } else if ($mimetype == "application/x-shockwave-flash") {   // It's a Flash file
 242                 $resourcetype = "flash";
 243                 $embedded = true;
 244
 245             } else if ($mimetype == "video/mpeg") {   // It's a Mpeg file
 246                 $resourcetype = "mpeg";
 247                 $embedded = true;
 248
 249             } else if ($mimetype == "text/html") {    // It's a web page
 250                 $resourcetype = "html";
 251
 252             } else if ($mimetype == "application/zip") {    // It's a zip archive
 253                 $resourcetype = "zip";
 254                 $embedded = true;
 255
 256             } else if ($mimetype == 'application/pdf' || $mimetype == 'application/x-pdf') {
 257                 $resourcetype = "pdf";
 258                 $embedded = true;
 259             } else if ($mimetype == "audio/x-pn-realaudio") {   // It's a realmedia file
 260                 $resourcetype = "rm";
 261                 $embedded = true;
 262             }
 263         }
 264
 265         $isteamspeak = (stripos($resource->reference, 'teamspeak://') === 0);
 266
 267     /// Form the parse string
 268         $querys = array();
 269         if (!empty($resource->alltext)) {
 270             $parray = explode(',', $resource->alltext);
 271             foreach ($parray as $fieldstring) {
 272                 $field = explode('=', $fieldstring);
 273                 $querys[] = urlencode($field[1]).'='.urlencode($this->parameters[$field[0]]['value']);
 274             }
 275             if ($isteamspeak) {
 276                 $querystring = implode('?', $querys);
 277             } else {
 278                 $querystring = implode('&amp;', $querys);
 279             }
 280         }
 281
 282
 283         /// Set up some variables
 284
 285         $inpopup = optional_param('inpopup', 0, PARAM_BOOL);
 286
 287         if (resource_is_url($resource->reference)) {
 288             $fullurl = $resource->reference;
 289             if (!empty($querystring)) {
 290                 $urlpieces = parse_url($resource->reference);
 291                 if (empty($urlpieces['query']) or $isteamspeak) {
 292                     $fullurl .= '?'.$querystring;
 293                 } else {
 294                     $fullurl .= '&amp;'.$querystring;
 295                 }
 296             }
 297
 298         } else if ($CFG->resource_allowlocalfiles and (strpos($resource->reference, RESOURCE_LOCALPATH) === 0)) {  // Localpath
 299             $localpath = get_user_preferences('resource_localpath', 'D:');
 300             $relativeurl = str_replace(RESOURCE_LOCALPATH, $localpath, $resource->reference);
 301
 302             if ($querystring) {
 303                 $relativeurl .= '?'.$querystring;
 304             }
 305
 306             $relativeurl = str_replace('\\', '/', $relativeurl);
 307             $relativeurl = str_replace(' ', '%20', $relativeurl);
 308             $fullurl = 'file:///'.htmlentities($relativeurl);
 309             $localpath = true;
 310
 311         } else {   // Normal uploaded file
 312             $forcedownloadsep = '?';
 313             if ($resource->options == 'forcedownload') {
 314                 $querys[] = 'forcedownload=1';
 315             }
 316             $fullurl = get_file_url($course->id.'/'.$resource->reference, $querys);
 317         }
 318
 319         /// Print a notice and redirect if we are trying to access a file on a local file system
 320         /// and the config setting has been disabled
 321         if (!$CFG->resource_allowlocalfiles and (strpos($resource->reference, RESOURCE_LOCALPATH) === 0)) {
 322             if ($inpopup) {
 323                 print_header($pagetitle, $course->fullname);
 324             } else {
 325                 $navigation = build_navigation($this->navlinks, $cm);
 326                 print_header($pagetitle, $course->fullname, $navigation,
 327                         "", "", true, update_module_button($cm->id, $course->id, $this->strresource), navmenu($course, $cm));
 328             }
 329             notify(get_string('notallowedlocalfileaccess', 'resource', ''));
 330             if ($inpopup) {
 331                 close_window_button();
 332             }
 333             print_footer('none');
 334             die;
 335         }
 336
 337
 338         /// Check whether this is supposed to be a popup, but was called directly
 339         if ($resource->popup and !$inpopup) {    /// Make a page and a pop-up window
 340             $navigation = build_navigation($this->navlinks, $cm);
 341             print_header($pagetitle, $course->fullname, $navigation,
 342                     "", "", true, update_module_button($cm->id, $course->id, $this->strresource), navmenu($course, $cm));
 343
 344             echo "\n<script type=\"text/javascript\">";
 345             echo "\n<!--\n";
 346             echo "openpopup('/mod/resource/view.php?inpopup=true&id={$cm->id}','resource{$resource->id}','{$resource->popup}');\n";
 347             echo "\n-->\n";
 348             echo '</script>';
 349
 350             if (trim(strip_tags($resource->summary))) {
 351                 print_simple_box(format_text($resource->summary, FORMAT_MOODLE, $formatoptions), "center");
 352             }
 353
 354             $link = "<a href=\"$CFG->wwwroot/mod/resource/view.php?inpopup=true&amp;id={$cm->id}\" "
 355                   . "onclick=\"this.target='resource{$resource->id}'; return openpopup('/mod/resource/view.php?inpopup=true&amp;id={$cm->id}', "
 356                   . "'resource{$resource->id}','{$resource->popup}');\">".format_string($resource->name,true)."</a>";
 357
 358             echo '<div class="popupnotice">';
 359             print_string('popupresource', 'resource');
 360             echo '<br />';
 361             print_string('popupresourcelink', 'resource', $link);
 362             echo '</div>';
 363             print_footer($course);
 364             exit;
 365         }
 366
 367
 368         /// Now check whether we need to display a frameset
 369
 370         $frameset = optional_param('frameset', '', PARAM_ALPHA);
 371         if (empty($frameset) and !$embedded and !$inpopup and ($resource->options == "frame") and empty($USER->screenreader)) {
 372             @header('Content-Type: text/html; charset=utf-8');
 373             echo "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Frameset//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-frameset.dtd\">\n";
 374             echo "<html dir=\"ltr\">\n";
 375             echo '<head>';
 376             echo '<meta http-equiv="content-type" content="text/html; charset=utf-8" />';
 377             echo "<title>" . format_string($course->shortname) . ": ".strip_tags(format_string($resource->name,true))."</title></head>\n";
 378             echo "<frameset rows=\"$CFG->resource_framesize,*\">";
 379             echo "<frame src=\"view.php?id={$cm->id}&amp;type={$resource->type}&amp;frameset=top\" title=\""
 380                  . get_string('modulename','resource')."\"/>";
 381             if (!empty($localpath)) {  // Show it like this so we interpose some HTML
 382                 echo "<frame src=\"view.php?id={$cm->id}&amp;type={$resource->type}&amp;inpopup=true\" title=\"".
 383                         get_string('modulename','resource')."\"/>";
 384             } else {
 385                 echo "<frame src=\"$fullurl\" title=\"".get_string('modulename','resource')."\"/>";
 386             }
 387             echo "</frameset>";
 388             echo "</html>";
 389             exit;
 390         }
 391
 392
 393         /// We can only get here once per resource, so add an entry to the log
 394
 395         add_to_log($course->id, "resource", "view", "view.php?id={$cm->id}", $resource->id, $cm->id);
 396
 397
 398         /// If we are in a frameset, just print the top of it
 399
 400         if (!empty( $frameset ) and ($frameset == "top") ) {
 401             $navigation = build_navigation($this->navlinks, $cm);
 402             print_header($pagetitle, $course->fullname, $navigation,
 403                     "", "", true, update_module_button($cm->id, $course->id, $this->strresource), navmenu($course, $cm, "parent"));
 404
 405             $options = new object();
 406             $options->para = false;
 407             echo '<div class="summary">'.format_text($resource->summary, FORMAT_HTML, $options).'</div>';
 408             if (!empty($localpath)) {  // Show some help
 409                 echo '<div align="right" class="helplink">';
 410                 link_to_popup_window ('/mod/resource/type/file/localpath.php', get_string('localfile', 'resource'),
 411                         get_string('localfilehelp','resource'), 400, 500, get_string('localfilehelp', 'resource'));
 412                 echo '</div>';
 413             }
 414             print_footer('empty');
 415             exit;
 416         }
 417
 418
 419         /// Display the actual resource
 420         if ($embedded) {       // Display resource embedded in page
 421             $strdirectlink = get_string("directlink", "resource");
 422
 423             if ($inpopup) {
 424                 print_header($pagetitle);
 425             } else {
 426                 $navigation = build_navigation($this->navlinks, $cm);
 427                 print_header_simple($pagetitle, '', $navigation, "", "", true,
 428                     update_module_button($cm->id, $course->id, $this->strresource), navmenu($course, $cm, "self"));
 429
 430             }
 431
 432             if ($resourcetype == "image") {
 433                 echo '<div class="resourcecontent resourceimg">';
 434                 echo "<img title=\"".strip_tags(format_string($resource->name,true))."\" class=\"resourceimage\" src=\"$fullurl\" alt=\"\" />";
 435                 echo '</div>';
 436
 437             } else if ($resourcetype == "mp3") {
 438                 if (!empty($THEME->resource_mp3player_colors)) {
 439                     $c = $THEME->resource_mp3player_colors;   // You can set this up in your theme/xxx/config.php
 440                 } else {
 441                     $c = 'bgColour=000000&btnColour=ffffff&btnBorderColour=cccccc&iconColour=000000&'.
 442                          'iconOverColour=00cc00&trackColour=cccccc&handleColour=ffffff&loaderColour=ffffff&'.
 443                          'font=Arial&fontColour=FF33FF&buffer=10&waitForPlay=no&autoPlay=yes';
 444                 }
 445                 $c .= '&volText='.get_string('vol', 'resource').'&panText='.get_string('pan','resource');
 446                 $c = htmlentities($c);
 447                 $id = 'filter_mp3_'.time(); //we need something unique because it might be stored in text cache
 448                 $cleanurl = addslashes_js($fullurl);
 449
 450
 451                 // If we have Javascript, use UFO to embed the MP3 player, otherwise depend on plugins
 452
 453                 echo '<div class="resourcecontent resourcemp3">';
 454
 455                 echo '<span class="mediaplugin mediaplugin_mp3" id="'.$id.'"></span>'.
 456                      '<script type="text/javascript">'."\n".
 457                      '//<![CDATA['."\n".
 458                        'var FO = { movie:"'.$CFG->wwwroot.'/lib/mp3player/mp3player.swf?src='.$cleanurl.'",'."\n".
 459                          'width:"600", height:"70", majorversion:"6", build:"40", flashvars:"'.$c.'", quality: "high" };'."\n".
 460                        'UFO.create(FO, "'.$id.'");'."\n".
 461                      '//]]>'."\n".
 462                      '</script>'."\n";
 463
 464                 echo '<noscript>';
 465
 466                 echo "<object type=\"audio/mpeg\" data=\"$fullurl\" width=\"600\" height=\"70\">";
 467                 echo "<param name=\"src\" value=\"$fullurl\" />";
 468                 echo '<param name="quality" value="high" />';
 469                 echo '<param name="autoplay" value="true" />';
 470                 echo '<param name="autostart" value="true" />';
 471                 echo '</object>';
 472                 echo '<p><a href="' . $fullurl . '">' . $fullurl . '</a></p>';
 473
 474                 echo '</noscript>';
 475                 echo '</div>';
 476
 477             } else if ($resourcetype == "flv") {
 478                 $id = 'filter_flv_'.time(); //we need something unique because it might be stored in text cache
 479                 $cleanurl = addslashes_js($fullurl);
 480
 481
 482                 // If we have Javascript, use UFO to embed the FLV player, otherwise depend on plugins
 483
 484                 echo '<div class="resourcecontent resourceflv">';
 485
 486                 echo '<span class="mediaplugin mediaplugin_flv" id="'.$id.'"></span>'.
 487                      '<script type="text/javascript">'."\n".
 488                      '//<![CDATA['."\n".
 489                        'var FO = { movie:"'.$CFG->wwwroot.'/filter/mediaplugin/flvplayer.swf?file='.$cleanurl.'",'."\n".
 490                          'width:"600", height:"400", majorversion:"6", build:"40", allowscriptaccess:"never", quality: "high" };'."\n".
 491                        'UFO.create(FO, "'.$id.'");'."\n".
 492                      '//]]>'."\n".
 493                      '</script>'."\n";
 494
 495                 echo '<noscript>';
 496
 497                 echo "<object type=\"video/x-flv\" data=\"$fullurl\" width=\"600\" height=\"400\">";
 498                 echo "<param name=\"src\" value=\"$fullurl\" />";
 499                 echo '<param name="quality" value="high" />';
 500                 echo '<param name="autoplay" value="true" />';
 501                 echo '<param name="autostart" value="true" />';
 502                 echo '</object>';
 503                 echo '<p><a href="' . $fullurl . '">' . $fullurl . '</a></p>';
 504
 505                 echo '</noscript>';
 506                 echo '</div>';
 507
 508             } else if ($resourcetype == "mediaplayer") {
 509                 echo '<div class="resourcecontent resourcewmv">';
 510                 echo '<object type="video/x-ms-wmv" data="' . $fullurl . '">';
 511                 echo '<param name="controller" value="true" />';
 512                 echo '<param name="autostart" value="true" />';
 513                 echo "<param name=\"src\" value=\"$fullurl\" />";
 514                 echo '<param name="scale" value="noScale" />';
 515                 echo "<a href=\"$fullurl\">$fullurl</a>";
 516                 echo '</object>';
 517                 echo '</div>';
 518
 519             } else if ($resourcetype == "mpeg") {
 520                 echo '<div class="resourcecontent resourcempeg">';
 521                 echo '<object classid="CLSID:22d6f312-b0f6-11d0-94ab-0080c74c7e95"
 522                               codebase="http://activex.microsoft.com/activex/controls/mplayer/en/nsm p2inf.cab#Version=5,1,52,701"
 523                               type="application/x-oleobject">';
 524                 echo "<param name=\"fileName\" value=\"$fullurl\" />";
 525                 echo '<param name="autoStart" value="true" />';
 526                 echo '<param name="animationatStart" value="true" />';
 527                 echo '<param name="transparentatStart" value="true" />';
 528                 echo '<param name="showControls" value="true" />';
 529                 echo '<param name="Volume" value="-450" />';
 530                 echo '<!--[if !IE]>-->';
 531                 echo '<object type="video/mpeg" data="' . $fullurl . '">';
 532                 echo '<param name="controller" value="true" />';
 533                 echo '<param name="autostart" value="true" />';
 534                 echo "<param name=\"src\" value=\"$fullurl\" />";
 535                 echo "<a href=\"$fullurl\">$fullurl</a>";
 536                 echo '<!--<![endif]-->';
 537                 echo '<a href="' . $fullurl . '">' . $fullurl . '</a>';
 538                 echo '<!--[if !IE]>-->';
 539                 echo '</object>';
 540                 echo '<!--<![endif]-->';
 541                 echo '</object>';
 542                 echo '</div>';
 543             } else if ($resourcetype == "rm") {
 544
 545                 echo '<div class="resourcecontent resourcerm">';
 546                 echo '<object classid="clsid:CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA" width="320" height="240">';
 547                 echo '<param name="src" value="' . $fullurl . '" />';
 548                 echo '<param name="controls" value="All" />';
 549                 echo '<!--[if !IE]>-->';
 550                 echo '<object type="audio/x-pn-realaudio-plugin" data="' . $fullurl . '" width="320" height="240">';
 551                 echo '<param name="controls" value="All" />';
 552                 echo '<a href="' . $fullurl . '">' . $fullurl .'</a>';
 553                 echo '</object>';
 554                 echo '<!--<![endif]-->';
 555                 echo '</object>';
 556                 echo '</div>';
 557
 558             } else if ($resourcetype == "quicktime") {
 559                 echo '<div class="resourcecontent resourceqt">';
 560
 561                 echo '<object classid="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B"';
 562                 echo '        codebase="http://www.apple.com/qtactivex/qtplugin.cab">';
 563                 echo "<param name=\"src\" value=\"$fullurl\" />";
 564                 echo '<param name="autoplay" value="true" />';
 565                 echo '<param name="loop" value="true" />';
 566                 echo '<param name="controller" value="true" />';
 567                 echo '<param name="scale" value="aspect" />';
 568
 569                 echo '<!--[if !IE]>-->';
 570                 echo "<object type=\"video/quicktime\" data=\"$fullurl\">";
 571                 echo '<param name="controller" value="true" />';
 572                 echo '<param name="autoplay" value="true" />';
 573                 echo '<param name="loop" value="true" />';
 574                 echo '<param name="scale" value="aspect" />';
 575                 echo '<!--<![endif]-->';
 576                 echo '<a href="' . $fullurl . '">' . $fullurl . '</a>';
 577                 echo '<!--[if !IE]>-->';
 578                 echo '</object>';
 579                 echo '<!--<![endif]-->';
 580                 echo '</object>';
 581                 echo '</div>';
 582             }  else if ($resourcetype == "flash") {
 583                 echo '<div class="resourcecontent resourceswf">';
 584                 echo '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000">';
 585                 echo "<param name=\"movie\" value=\"$fullurl\" />";
 586                 echo '<param name="autoplay" value="true" />';
 587                 echo '<param name="loop" value="true" />';
 588                 echo '<param name="controller" value="true" />';
 589                 echo '<param name="scale" value="aspect" />';
 590                 echo '<!--[if !IE]>-->';
 591                 echo "<object type=\"application/x-shockwave-flash\" data=\"$fullurl\">";
 592                 echo '<param name="controller" value="true" />';
 593                 echo '<param name="autoplay" value="true" />';
 594                 echo '<param name="loop" value="true" />';
 595                 echo '<param name="scale" value="aspect" />';
 596                 echo '<!--<![endif]-->';
 597                 echo '<a href="' . $fullurl . '">' . $fullurl . '</a>';
 598                 echo '<!--[if !IE]>-->';
 599                 echo '</object>';
 600                 echo '<!--<![endif]-->';
 601                 echo '</object>';
 602                 echo '</div>';
 603
 604             } elseif ($resourcetype == 'zip') {
 605                 echo '<div class="resourcepdf">';
 606                 echo get_string('clicktoopen', 'resource') . '<a href="' . $fullurl . '">' . format_string($resource->name) . '</a>';
 607                 echo '</div>';
 608
 609             } elseif ($resourcetype == 'pdf') {
 610                 echo '<div class="resourcepdf">';
 611                 echo '<object data="' . $fullurl . '" type="application/pdf">';
 612                 echo get_string('clicktoopen', 'resource') . '<a href="' . $fullurl . '">' . format_string($resource->name) . '</a>';
 613                 echo '</object>';
 614                 echo '</div>';
 615             }
 616
 617             if (trim($resource->summary)) {
 618                 print_simple_box(format_text($resource->summary, FORMAT_MOODLE, $formatoptions, $course->id), "center");
 619             }
 620
 621             if ($inpopup) {
 622                 echo "<div class=\"popupnotice\">(<a href=\"$fullurl\">$strdirectlink</a>)</div>";
 623                 echo "</div>"; // MDL-12098
 624                 print_footer($course); // MDL-12098
 625             } else {
 626                 print_spacer(20,20);
 627                 print_footer($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['options']) and $defaults['options'] === 'forcedownload') {
 660             $defaults['forcedownload'] = 1;
 661
 662         } else if (!isset($defaults['popup'])) {
 663             // use form defaults
 664
 665         } else if (!empty($defaults['popup'])) {
 666             $defaults['windowpopup'] = 1;
 667             if (array_key_exists('popup', $defaults)) {
 668                 $rawoptions = explode(',', $defaults['popup']);
 669                 foreach ($rawoptions as $rawoption) {
 670                     $option = explode('=', trim($rawoption));
 671                     $defaults[$option[0]] = $option[1];
 672                 }
 673             }
 674         } else {
 675             $defaults['windowpopup'] = 0;
 676             if (array_key_exists('options', $defaults)) {
 677                 $defaults['framepage'] = ($defaults['options']=='frame');
 678             }
 679         }
 680         /// load up any stored parameters
 681         if (!empty($defaults['alltext'])) {
 682             $parray = explode(',', $defaults['alltext']);
 683             $i=0;
 684             foreach ($parray as $rawpar) {
 685                 list($param, $varname) = explode('=', $rawpar);
 686                 $defaults["parse$i"] = $varname;
 687                 $defaults["parameter$i"] = $param;
 688                 $i++;
 689             }
 690         }
 691     }
 692
 693     /**
 694      * TODO document
 695      */
 696     function setup_elements(&$mform) {
 697         global $CFG, $RESOURCE_WINDOW_OPTIONS;
 698
 699         $this->set_parameters(); // set the parameter array for the form
 700
 701         $mform->addElement('choosecoursefile', 'reference', get_string('location'));
 702         $mform->setDefault('reference', $CFG->resource_defaulturl);
 703         $mform->addRule('name', null, 'required', null, 'client');
 704
 705         if (!empty($CFG->resource_websearch)) {
 706             $searchbutton = $mform->addElement('button', 'searchbutton', get_string('searchweb', 'resource').'...');
 707             $buttonattributes = array('title'=>get_string('searchweb', 'resource'), 'onclick'=>"return window.open('"
 708                               . "$CFG->resource_websearch', 'websearch', 'menubar=1,location=1,directories=1,toolbar=1,"
 709                               . "scrollbars,resizable,width=800,height=600');");
 710             $searchbutton->updateAttributes($buttonattributes);
 711         }
 712
 713         if (!empty($CFG->resource_allowlocalfiles)) {
 714             $lfbutton = $mform->addElement('button', 'localfilesbutton', get_string('localfilechoose', 'resource').'...');
 715             $options = 'menubar=0,location=0,scrollbars,resizable,width=600,height=400';
 716             $url = '/mod/resource/type/file/localfile.php?choose=id_reference_value';
 717             $buttonattributes = array('title'=>get_string('localfilechoose', 'resource'), 'onclick'=>"return openpopup('$url', '"
 718                               . $lfbutton->getName()."', '$options', 0);");
 719             $lfbutton->updateAttributes($buttonattributes);
 720         }
 721
 722         $mform->addElement('header', 'displaysettings', get_string('display', 'resource'));
 723
 724         $mform->addElement('checkbox', 'forcedownload', get_string('forcedownload', 'resource'));
 725         $mform->setHelpButton('forcedownload', array('forcedownload', get_string('forcedownload', 'resource'), 'resource'));
 726         $mform->disabledIf('forcedownload', 'windowpopup', 'eq', 1);
 727
 728         $woptions = array(0 => get_string('pagewindow', 'resource'), 1 => get_string('newwindow', 'resource'));
 729         $mform->addElement('select', 'windowpopup', get_string('display', 'resource'), $woptions);
 730         $mform->setDefault('windowpopup', !empty($CFG->resource_popup));
 731         $mform->disabledIf('windowpopup', 'forcedownload', 'checked');
 732
 733         $mform->addElement('checkbox', 'framepage', get_string('keepnavigationvisible', 'resource'));
 734
 735         $mform->setHelpButton('framepage', array('frameifpossible', get_string('keepnavigationvisible', 'resource'), 'resource'));
 736         $mform->setDefault('framepage', 0);
 737         $mform->disabledIf('framepage', 'windowpopup', 'eq', 1);
 738         $mform->disabledIf('framepage', 'forcedownload', 'checked');
 739         $mform->setAdvanced('framepage');
 740
 741         foreach ($RESOURCE_WINDOW_OPTIONS as $option) {
 742             if ($option == 'height' or $option == 'width') {
 743                 $mform->addElement('text', $option, get_string('new'.$option, 'resource'), array('size'=>'4'));
 744                 $mform->setDefault($option, $CFG->{'resource_popup'.$option});
 745                 $mform->disabledIf($option, 'windowpopup', 'eq', 0);
 746             } else {
 747                 $mform->addElement('checkbox', $option, get_string('new'.$option, 'resource'));
 748                 $mform->setDefault($option, $CFG->{'resource_popup'.$option});
 749                 $mform->disabledIf($option, 'windowpopup', 'eq', 0);
 750             }
 751             $mform->setAdvanced($option);
 752         }
 753
 754         $mform->addElement('header', 'parameters', get_string('parameters', 'resource'));
 755
 756         $options = array();
 757         $options['-'] = get_string('chooseparameter', 'resource').'...';
 758         $optgroup = '';
 759         foreach ($this->parameters as $pname=>$param) {
 760             if ($param['value']=='/optgroup') {
 761                 $optgroup = '';
 762                 continue;
 763             }
 764             if ($param['value']=='optgroup') {
 765                 $optgroup = $param['langstr'];
 766                 continue;
 767             }
 768             $options[$pname] = $optgroup.' - '.$param['langstr'];
 769         }
 770
 771         for ($i = 0; $i < $this->maxparameters; $i++) {
 772             $parametername = "parameter$i";
 773             $parsename = "parse$i";
 774             $group = array();
 775             $group[] =& $mform->createElement('text', $parsename, '', array('size'=>'12'));//TODO: accessiblity
 776             $group[] =& $mform->createElement('select', $parametername, '', $options);//TODO: accessiblity
 777             $mform->addGroup($group, 'pargroup'.$i, get_string('variablename', 'resource').'='.get_string('parameter', 'resource'), ' ', false);
 778             $mform->setAdvanced('pargroup'.$i);
 779
 780             $mform->setDefault($parametername, '-');
 781         }
 782     }
 783
 784 }
 785
 786 ?>