mod/scorm/player.php

   1 <?PHP  // $Id$
   2
   3 /// This page prints a particular instance of aicc/scorm package
   4
   5     require_once('../../config.php');
   6     require_once('locallib.php');
   7     //
   8     // Checkin' script parameters
   9     //
  10     $id = optional_param('id', '', PARAM_INT);       // Course Module ID, or
  11     $a = optional_param('a', '', PARAM_INT);         // scorm ID
  12     $scoid = required_param('scoid', PARAM_INT);  // sco ID
  13     $mode = optional_param('mode', 'normal', PARAM_ALPHA); // navigation mode
  14     $currentorg = optional_param('currentorg', '', PARAM_RAW); // selected organization
  15     $newattempt = optional_param('newattempt', 'off', PARAM_ALPHA); // the user request to start a new attempt
  16
  17     if (!empty($id)) {
  18         if (! $cm = get_coursemodule_from_id('scorm', $id)) {
  19             print_error('invalidcoursemodule');
  20         }
  21         if (! $course = $DB->get_record("course", array("id"=>$cm->course))) {
  22             print_error('coursemisconf');
  23         }
  24         if (! $scorm = $DB->get_record("scorm", array("id"=>$cm->instance))) {
  25             print_error('invalidcoursemodule');
  26         }
  27     } else if (!empty($a)) {
  28         if (! $scorm = $DB->get_record("scorm", array("id"=>$a))) {
  29             print_error('invalidcoursemodule');
  30         }
  31         if (! $course = $DB->get_record("course", array("id"=>$scorm->course))) {
  32             print_error('coursemisconf');
  33         }
  34         if (! $cm = get_coursemodule_from_instance("scorm", $scorm->id, $course->id)) {
  35             print_error('invalidcoursemodule');
  36         }
  37     } else {
  38         print_error('missingparameter');
  39     }
  40
  41     require_login($course->id, false, $cm);
  42
  43     $strscorms = get_string('modulenameplural', 'scorm');
  44     $strscorm  = get_string('modulename', 'scorm');
  45     $strpopup = get_string('popup','scorm');
  46     $strexit = get_string('exitactivity','scorm');
  47
  48     $navlinks = array();
  49
  50     if ($course->id != SITEID) {
  51         if ($scorms = get_all_instances_in_course('scorm', $course)) {
  52             // The module SCORM/AICC activity with the first id is the course
  53             $firstscorm = current($scorms);
  54             if (!(($course->format == 'scorm') && ($firstscorm->id == $scorm->id))) {
  55                 $navlinks[] = array('name' => $strscorms, 'link' => "index.php?id=$course->id", 'type' => 'activity');
  56             }
  57         }
  58     }
  59
  60     $pagetitle = strip_tags("$course->shortname: ".format_string($scorm->name));
  61     if (!$cm->visible and !has_capability('moodle/course:viewhiddenactivities', get_context_instance(CONTEXT_COURSE,$course->id))) {
  62         $navlinks[] = array('name' => format_string($scorm->name,true), 'link' => "view.php?id=$cm->id", 'type' => 'activityinstance');
  63         $navigation = build_navigation($navlinks);
  64
  65         print_header($pagetitle, $course->fullname, $navigation,
  66                  '', '', true, update_module_button($cm->id, $course->id, $strscorm), '', false);
  67         notice(get_string("activityiscurrentlyhidden"));
  68     }
  69     //
  70     // TOC processing
  71     //
  72     $scorm->version = strtolower(clean_param($scorm->version, PARAM_SAFEDIR));   // Just to be safe
  73     if (!file_exists($CFG->dirroot.'/mod/scorm/datamodels/'.$scorm->version.'lib.php')) {
  74         $scorm->version = 'scorm_12';
  75     }
  76     require_once($CFG->dirroot.'/mod/scorm/datamodels/'.$scorm->version.'lib.php');
  77     $attempt = scorm_get_last_attempt($scorm->id, $USER->id);
  78     if (($newattempt=='on') && (($attempt < $scorm->maxattempt) || ($scorm->maxattempt == 0))) {
  79         $attempt++;
  80         $mode = 'normal';
  81     }
  82     $attemptstr = '&amp;attempt=' . $attempt;
  83
  84     $result = scorm_get_toc($USER,$scorm,'structurelist',$currentorg,$scoid,$mode,$attempt,true);
  85     $sco = $result->sco;
  86
  87     if (($mode == 'browse') && ($scorm->hidebrowse == 1)) {
  88        $mode = 'normal';
  89     }
  90     if ($mode != 'browse') {
  91         if ($trackdata = scorm_get_tracks($sco->id,$USER->id,$attempt)) {
  92             if (($trackdata->status == 'completed') || ($trackdata->status == 'passed') || ($trackdata->status == 'failed')) {
  93                 $mode = 'review';
  94             } else {
  95                 $mode = 'normal';
  96             }
  97         } else {
  98             $mode = 'normal';
  99         }
 100     }
 101
 102     add_to_log($course->id, 'scorm', 'view', "player.php?id=$cm->id&scoid=$sco->id", "$scorm->id");
 103
 104     $scoidstr = '&amp;scoid='.$sco->id;
 105     $scoidpop = '&scoid='.$sco->id;
 106     $modestr = '&amp;mode='.$mode;
 107     if ($mode == 'browse') {
 108         $modepop = '&mode='.$mode;
 109     } else {
 110         $modepop = '';
 111     }
 112     $orgstr = '&currentorg='.$currentorg;
 113
 114     $SESSION->scorm_scoid = $sco->id;
 115     $SESSION->scorm_status = 'Not Initialized';
 116     $SESSION->scorm_mode = $mode;
 117     $SESSION->scorm_attempt = $attempt;
 118
 119     //
 120     // Print the page header
 121     //
 122     $bodyscript = '';
 123     if ($scorm->popup == 1) {
 124         $bodyscript = 'onunload="main.close();"';
 125     }
 126
 127     $navlinks[] = array('name' => format_string($scorm->name,true), 'link' => "view.php?id=$cm->id", 'type' => 'activityinstance');
 128     $navigation = build_navigation($navlinks);
 129     $exitlink = '<a href="'.$CFG->wwwroot.'/course/view.php?id='.$scorm->course.'" title="'.$strexit.'">'.$strexit.'</a> ';
 130
 131     print_header($pagetitle, $course->fullname,
 132                  $navigation,
 133                  '', '', true, $exitlink.update_module_button($cm->id, $course->id, $strscorm), '', false, $bodyscript);
 134     //if ($sco->scormtype == 'sco') {
 135 ?>
 136     <script type="text/javascript" src="request.js"></script>
 137     <script type="text/javascript" src="api.php?id=<?php echo $cm->id.$scoidstr.$modestr.$attemptstr ?>"></script>
 138     <script type="text/javascript" src="<?=$CFG->wwwroot?>/mod/scorm/rd.js"></script>
 139     <script type="text/javascript">
 140     <!--
 141         window.onresize = function() {
 142             scorm_resize();
 143         };
 144     -->
 145     </script>
 146 <?php
 147     //}
 148     if (($sco->previd != 0) && ((!isset($sco->previous)) || ($sco->previous == 0))) {
 149         $scostr = '&scoid='.$sco->previd;
 150         echo '    <script type="text/javascript">'."\n//<![CDATA[\n".'var prev="'.$CFG->wwwroot.'/mod/scorm/player.php?id='.$cm->id.$orgstr.$modepop.$scostr."\";\n//]]>\n</script>\n";
 151     } else {
 152         echo '    <script type="text/javascript">'."\n//<![CDATA[\n".'var prev="'.$CFG->wwwroot.'/mod/scorm/view.php?id='.$cm->id."\";\n//]]>\n</script>\n";
 153     }
 154     if (($sco->nextid != 0) && ((!isset($sco->next)) || ($sco->next == 0))) {
 155         $scostr = '&scoid='.$sco->nextid;
 156         echo '    <script type="text/javascript">'."\n//<![CDATA[\n".'var next="'.$CFG->wwwroot.'/mod/scorm/player.php?id='.$cm->id.$orgstr.$modepop.$scostr."\";\n//]]>\n</script>\n";
 157     } else {
 158         echo '    <script type="text/javascript">'."\n//<![CDATA[\n".'var next="'.$CFG->wwwroot.'/mod/scorm/view.php?id='.$cm->id."\";\n//]]>\n</script>\n";
 159     }
 160 ?>
 161     <div id="scormpage">
 162 <?php
 163     if ($scorm->hidetoc == 0) {
 164 ?>
 165
 166         <div id="tocbox">
 167
 168 <?php
 169
 170         if ($scorm->hidenav ==0){
 171
 172 ?>
 173
 174             <!-- Bottons nav at left-->
 175
 176             <div id="tochead">
 177
 178                 <form name="tochead" method="post" action="player.php?id=<?php echo $cm->id ?>" target="_top">
 179
 180 <?php
 181
 182             $orgstr = '&amp;currentorg='.$currentorg;
 183
 184             if (($scorm->hidenav == 0) && ($sco->previd != 0) && ($sco->previous == 0)) {
 185
 186                 // Print the prev LO button
 187
 188                 $scostr = '&amp;scoid='.$sco->previd;
 189
 190                 $url = $CFG->wwwroot.'/mod/scorm/player.php?id='.$cm->id.$orgstr.$modestr.$scostr;
 191
 192 ?>
 193
 194                     <input name="prev" type="button" value="<?php print_string('prev','scorm') ?>" onClick="document.location.href=' <?php echo $url; ?> '"/>
 195
 196 <?php
 197
 198             }
 199
 200
 201
 202             if (($scorm->hidenav == 0) && ($sco->nextid != 0) && ($sco->next == 0)) {
 203
 204                 // Print the next LO button
 205
 206                 $scostr = '&amp;scoid='.$sco->nextid;
 207
 208                 $url = $CFG->wwwroot.'/mod/scorm/player.php?id='.$cm->id.$orgstr.$modestr.$scostr;
 209
 210 ?>
 211
 212                     <input name="next" type="button" value="<?php print_string('next','scorm') ?>" onClick="document.location.href=' <?php echo $url; ?> '"/>
 213
 214 <?php
 215
 216             }
 217
 218 ?>
 219
 220                 </form>
 221
 222             </div> <!-- tochead -->
 223
 224 <?php
 225
 226         }
 227 ?>
 228             <div id="toctree" class="generalbox">
 229             <?php echo $result->toc; ?>
 230             </div> <!-- toctree -->
 231
 232         </div> <!--  tocbox -->
 233 <?php
 234         $class = ' class="toc"';
 235     } else {
 236         $class = ' class="no-toc"';
 237     }
 238 ?>
 239         <div id="scormbox"<?php echo $class; if(($scorm->hidetoc == 2) || ($scorm->hidetoc == 1)){echo 'style="width:100%"';}?>>
 240 <?php
 241     // This very big test check if is necessary the "scormtop" div
 242     if (
 243            ($mode != 'normal') ||  // We are not in normal mode so review or browse text will displayed
 244            (
 245                ($scorm->hidenav == 0) &&  // Teacher want to display navigation links
 246                ($scorm->hidetoc != 0) &&  // The buttons has not been displayed
 247                (
 248                    (
 249                        ($sco->previd != 0) &&  // This is not the first learning object of the package
 250                        ((!isset($sco->previous)) || ($sco->previous == 0))   // Moodle must manage the previous link
 251                    ) ||
 252                    (
 253                        ($sco->nextid != 0) &&  // This is not the last learning object of the package
 254                        ((!isset($sco->next)) || ($sco->next == 0))       // Moodle must manage the next link
 255                    )
 256                )
 257            ) || ($scorm->hidetoc == 2)      // Teacher want to display toc in a small dropdown menu
 258        ) {
 259 ?>
 260             <div id="scormtop">
 261         <?php echo $mode == 'browse' ? '<div id="scormmode" class="left">'.get_string('browsemode','scorm')."</div>\n" : ''; ?>
 262         <?php echo $mode == 'review' ? '<div id="scormmode" class="left">'.get_string('reviewmode','scorm')."</div>\n" : ''; ?>
 263 <?php
 264         if (($scorm->hidenav == 0) || ($scorm->hidetoc == 2) || ($scorm->hidetoc == 1)) {
 265 ?>
 266                 <div id="scormnav" class="right">
 267         <?php
 268             $orgstr = '&amp;currentorg='.$currentorg;
 269             if (($scorm->hidenav == 0) && ($sco->previd != 0) && ($sco->previous == 0) && (($scorm->hidetoc == 2) || ($scorm->hidetoc == 1)) ) {
 270
 271                 // Print the prev LO button
 272                 $scostr = '&amp;scoid='.$sco->previd;
 273                 $url = $CFG->wwwroot.'/mod/scorm/player.php?id='.$cm->id.$orgstr.$modestr.$scostr;
 274 ?>
 275
 276                     <form name="scormnavprev" method="post" action="player.php?id=<?php echo $cm->id ?>" target="_top" style= "display:inline">
 277
 278                         <input name="prev" type="button" value="<?php print_string('prev','scorm') ?>" onClick="document.location.href=' <?php echo $url; ?> '"/>
 279
 280                     </form>
 281
 282 <?php
 283             }
 284             if ($scorm->hidetoc == 2) {
 285                 echo $result->tocmenu;
 286             }
 287             if (($scorm->hidenav == 0) && ($sco->nextid != 0) && ($sco->next == 0) && (($scorm->hidetoc == 2) || ($scorm->hidetoc == 1))) {
 288
 289                 // Print the next LO button
 290                 $scostr = '&amp;scoid='.$sco->nextid;
 291                 $url = $CFG->wwwroot.'/mod/scorm/player.php?id='.$cm->id.$orgstr.$modestr.$scostr;
 292 ?>
 293
 294                     <form name="scormnavnext" method="post" action="player.php?id=<?php echo $cm->id ?>" target="_top" style= "display:inline">
 295
 296                         <input name="next" type="button" value="<?php print_string('next','scorm') ?>" onClick="document.location.href=' <?php echo $url; ?> '"/>
 297
 298                     </form>
 299
 300 <?php
 301             }
 302         ?>
 303
 304                 </div>
 305 <?php
 306         }
 307 ?>
 308             </div> <!-- Scormtop -->
 309 <?php
 310     } // The end of the very big test
 311 ?>
 312             <div id="scormobject" class="right">
 313                 <noscript>
 314                     <div id="noscript">
 315                         <?php print_string('noscriptnoscorm','scorm'); // No Martin(i), No Party ;-) ?>
 316
 317                     </div>
 318                 </noscript>
 319 <?php
 320     if ($result->prerequisites) {
 321         if ($scorm->popup == 0) {
 322             echo "                <script type=\"text/javascript\">scorm_resize();</script>\n";
 323
 324             $fullurl="loadSCO.php?id=".$cm->id.$scoidstr.$modestr;
 325
 326             echo "                <iframe id=\"scoframe1\" class=\"scoframe\" name=\"scoframe1\" src=\"{$fullurl}\"></iframe>\n";
 327         } else {
 328 ?>
 329                     <script type="text/javascript">
 330                     //<![CDATA[
 331                                         scorm_resize();
 332                         function openpopup(url,name,options,width,height) {
 333                             fullurl = "<?php echo $CFG->wwwroot.'/mod/scorm/' ?>" + url;
 334                             windowobj = window.open(fullurl,name,options);
 335                             if ((width==100) && (height==100)) {
 336                                 // Fullscreen
 337                                 windowobj.moveTo(0,0);
 338                             }
 339                             if (width<=100) {
 340                                 width = Math.round(screen.availWidth * width / 100);
 341                             }
 342                             if (height<=100) {
 343                                 height = Math.round(screen.availHeight * height / 100);
 344                             }
 345                             windowobj.resizeTo(width,height);
 346                             windowobj.focus();
 347                             return windowobj;
 348                         }
 349
 350                         url = "loadSCO.php?id=<?php echo $cm->id.$scoidpop ?>";
 351                         width = <?php p($scorm->width) ?>;
 352                         height = <?php p($scorm->height) ?>;
 353                         var main = openpopup(url, "<?php p($scorm->name) ?>", "<?php p($scorm->options) ?>", width, height);
 354                     </script>
 355                     <noscript>
 356                         <iframe id="main" class="scoframe" src="loadSCO.php?id=<?php echo $cm->id.$scoidstr.$modestr ?>">
 357                     </iframe>
 358                     </noscript>
 359 <?php
 360         }
 361     } else {
 362         print_simple_box(get_string('noprerequisites','scorm'),'center');
 363     }
 364 ?>
 365             </div> <!-- SCORM object -->
 366         </div> <!-- SCORM box  -->
 367     </div> <!-- SCORM content -->
 368     <?php if (!empty($THEME->customcorners)) {
 369         print_container_end();
 370     } ?>
 371     </div> <!-- Content -->
 372     </div> <!-- Page -->
 373 </body>
 374 </html>