Fixed a problem with onbeforeunload
[moodle.git] / mod / scorm / playscorm.php
1 <?php  // $Id$
3 /// This page prints a particular instance of scorm
4 /// (Replace scorm with the name of your module)
6     require_once("../../config.php");
7     require_once("lib.php");
9     optional_variable($id);    // Course Module ID, or
10     optional_variable($a);     // scorm ID
11     optional_variable($frameset, "");
13     if ($id) {
14         if (! $cm = get_record("course_modules", "id", $id)) {
15             error("Course Module ID was incorrect");
16         }
17     
18         if (! $course = get_record("course", "id", $cm->course)) {
19             error("Course is misconfigured");
20         }
21     
22         if (! $scorm = get_record("scorm", "id", $cm->instance)) {
23             error("Course module is incorrect");
24         }
26     } else {
27         if (! $scorm = get_record("scorm", "id", $a)) {
28             error("Course module is incorrect");
29         }
30         if (! $course = get_record("course", "id", $scorm->course)) {
31             error("Course is misconfigured");
32         }
33         if (! $cm = get_coursemodule_from_instance("scorm", $scorm->id, $course->id)) {
34             error("Course Module ID was incorrect");
35         }
36     }
38     require_login($course->id);
40     
41     $strscorms = get_string("modulenameplural", "scorm");
42     $strscorm  = get_string("modulename", "scorm");
43         
44     if ($course->category) {
45         $navigation = "<a target=\"{$CFG->framename}\" href=\"../../course/view.php?id=$course->id\">$course->shortname</a> ->
46                        <a target=\"{$CFG->framename}\" href=\"index.php?id=$course->id\">$strscorms</a> ->";
47     } else {
48         $navigation = "<a target=\"{$CFG->framename}\" href=\"index.php?id=$course->id\">$strscorms</a> ->";
49     }
51     $pagetitle = strip_tags("$course->shortname: $scorm->name");
53     if (!$cm->visible and !isteacher($course->id)) {
54         print_header($pagetitle, "$course->fullname", "$navigation $scorm->name", "", "", true, 
55                      update_module_button($cm->id, $course->id, $strscorm), navmenu($course, $cm));
56         notice(get_string("activityiscurrentlyhidden"));
57     }
58     
59     if (!empty($_POST["scoid"]))
60             $scoid = "&amp;scoid=".$_POST["scoid"];
61     if (!empty($_POST['currentorg'])) {
62         $currentorg = $_POST['currentorg'];
63     }
64     if (($scorm->popup != "") && (!empty($_POST["mode"])))
65         $mode = $_POST["mode"];
66     if (($scorm->popup == "") && (!empty($_GET["mode"])))
67         $mode = $_GET["mode"];
68     
69     if (($frameset == "top") || ($scorm->popup != "")) {
70         add_to_log($course->id, "scorm", "view", "playscorm.php?id=$cm->id", "$scorm->id");
71         //
72         // Print the page header
73         //
74         $bodyscripts = "";
75         if ($scorm->popup != "") {
76             $bodyscripts = "onload='SCOInitialize();' onunload='SCOFinish(); closeMain();'";
77         }
78         print_header($pagetitle, "$course->fullname",
79                 "$navigation <a target=\"{$CFG->framename}\" href=\"view.php?id=$cm->id\" title=\"$scorm->summary\">$scorm->name</a>",
80                 "", "", true, update_module_button($cm->id, $course->id, $strscorm), navmenu($course, $cm, '_top'),"",$bodyscripts);
81         
82         echo "<table width=\"100%\">\n    <tr><td align=\"center\">".text_to_html($scorm->summary, true, false)."</td>\n";
83         if ($mode == "browse")
84             echo "<td align=\"right\" width=\"10%\" nowrap=\"nowrap\">".get_string("browsemode","scorm")."</td>\n";
85         echo "     </tr>\n</table>\n";
86         
87         if ($scorm->popup != "") {
88             echo "<script id=\"scormAPI\" language=\"JavaScript\" type=\"text/javascript\" src=\"scormAPI.php?id=$cm->id&amp;mode=".$mode.$scoid."\"></script>\n";
89             $currentSCO = "";
90             if (!empty($_POST['scoid']))
91                 $currentSCO = $_POST['scoid'];
92         ?>
93             <br />
94             <script language="Javascript" type="text/javascript">
95             <!--
96                 function playSCO(scoid) {
97                     document.navform.scoid.value=scoid;
98                     document.navform.submit();
99                 }
100                 
101                 function expandCollide(which,list) {
102                     var nn=document.ids?true:false
103                     var w3c=document.getElementById?true:false
104                     var beg=nn?"document.ids.":w3c?"document.getElementById('":"document.all.";
105                     var mid=w3c?"').style":".style";
106         
107                     if (eval(beg+list+mid+".display") != "none") {
108                         which.src = "pix/plus.gif";
109                         eval(beg+list+mid+".display='none';");
110                     } else {
111                         which.src = "pix/minus.gif";
112                         eval(beg+list+mid+".display='block';");
113                     }
114         
115                 }
116             -->
117             </script>
118         <?php
119             $liststyle = "style=\"list-style-type:none;\"";
120             print_simple_box_start("center");
121             echo "<table>\n";
122             echo "  <tr><th>".get_string("coursestruct","scorm")."</th></tr>\n";
123             echo "  <tr><td nowrap=\"nowrap\">\n<ul $liststyle>\n";
124             $incomplete = false;
125             if ($scoes = get_records_select("scorm_scoes","scorm='$scorm->id' AND organization='$currentorg' order by id ASC")){
126                 $level=0;
127                 $sublist=0;
128                 $parents[$level]="/";
129                 foreach ($scoes as $sco) {
130                     if ($parents[$level]!=$sco->parent) {
131                         if ($level>0 && $parents[$level-1]==$sco->parent) {
132                             echo "  </ul></li>\n";
133                             $level--;
134                         } else {
135                             $i = $level;
136                             $closelist = "";
137                             while (($i > 0) && ($parents[$level] != $sco->parent)) {
138                                 $closelist .= "  </ul></li>\n";
139                                 $i--;
140                             }
141                             if (($i == 0) && ($sco->parent != $currentorg)) {
142                                 echo "  <li><ul id='s".$sublist."' $liststyle>\n";
143                                 $level++;
144                             } else {
145                                 echo $closelist;
146                                 $level = $i;
147                             }
148                             $parents[$level]=$sco->parent;
149                         }
150                     }
151                     echo "    <li>\n";
152                     $nextsco = next($scoes);
153                     if (($nextsco !== false) && ($sco->parent != $nextsco->parent) && (($level==0) || (($level>0) && ($nextsco->parent == $sco->identifier)))) {
154                         $sublist++;
155                         echo "      <img src=\"pix/minus.gif\" onclick='expandCollide(this,\"s".$sublist."\");' alt=\"-\" title=\"".get_string('collide','scorm')."\" />\n";
156                     } else {
157                         echo "      <img src=\"pix/spacer.gif\" alt=\" \" />\n";
158                     }
159                     
160                     if ($sco->launch) {
161                         $startbold = '';
162                         $endbold = '';
163                         if ($sco->id == $currentSCO) {
164                             $startbold = '-&gt; <b>';
165                             $endbold = '</b> &lt;-';
166                         }
167                         if (($currentSCO == "") && ($mode != "normal")) {
168                             $currentSCO = $sco->id;
169                             $startbold = '-&gt; <b>';
170                             $endbold = '</b> &gt;-';
171                         }
172                         $score = "";
173                         if ($sco_user=get_record("scorm_sco_users","scoid",$sco->id,"userid",$USER->id)) {
174                             if ( $sco_user->cmi_core_lesson_status == "") {
175                                 $sco_user->cmi_core_lesson_status = "not attempted";
176                             }
177                             echo "      <img src=\"pix/".scorm_remove_spaces($sco_user->cmi_core_lesson_status).".gif\" alt=\"".get_string(scorm_remove_spaces($sco_user->cmi_core_lesson_status),"scorm")."\" title=\"".get_string(scorm_remove_spaces($sco_user->cmi_core_lesson_status),"scorm")."\" />\n";
178                             if (($sco_user->cmi_core_lesson_status == "not attempted") || ($sco_user->cmi_core_lesson_status == "incomplete")) {
179                                 if ($currentSCO == "") {
180                                     $incomplete = true;
181                                     $currentSCO = $sco->id;
182                                     $startbold = '-> <b>';
183                                     $endbold = '</b> <-';
184                                 }
185                             }
186                             if ($sco_user->cmi_core_score_raw > 0) {
187                                 $score = "(".get_string("score","scorm").":&nbsp;".$sco_user->cmi_core_score_raw.")";
188                             }
189                         } else {
190                             if ($sco->type == 'sco') {
191                                 echo "      <img src=\"pix/notattempted.gif\" alt=\"".get_string("notattempted","scorm")."\" title=\"".get_string("notattempted","scorm")."\" />";
192                                 $incomplete = true;
193                             } else {
194                                 echo "      <img src=\"pix/asset.gif\" alt=\"".get_string("asset","scorm")."\" title=\"".get_string("asset","scorm")."\" />";
195                             }
196                         }
197                         echo "      &nbsp;$startbold<a href=\"javascript:playSCO(".$sco->id.");\">$sco->title</a> $score$endbold\n    </li>\n";
198                     } else {
199                         echo "      &nbsp;$sco->title\n    </li>\n";
200                     }
201                 }
202                 for ($i=0;$i<$level;$i++){
203                     echo "  </ul></li>\n";
204                 }
205             }
206             echo "</ul></td></tr>\n";
207             echo "</table>\n";
208             print_simple_box_end();
209             
210         }
211             
212         echo "<table width=\"100%\">\n    <tr>\n";
213         echo "          <td align=\"center\" nowrap=\"nowrap\">
214                      <iframe name=\"cmi\" width=\"1\" height=\"1\" src=\"cmi.php?id=$cm->id\" style=\"visibility: hidden\"></iframe>
215                      <form name=\"navform\" method=\"post\" action=\"playscorm.php?id=$cm->id\" target=\"_top\">
216                         <input name=\"scoid\" type=\"hidden\" />
217                         <input name=\"currentorg\" type=\"hidden\" value=\"$currentorg\" />
218                         <input name=\"mode\" type=\"hidden\" value=\"".$mode."\" />
219                         <input name=\"prev\" type=\"button\" value=\"".get_string("prev","scorm")."\" onclick=\"top.changeSco('previous');\" />&nbsp;\n";
220                         
221         if ($scorm->popup == "") {
222             $currentorg = '';
223             if (isset($_GET['currentorg'])) {
224                 $currentorg = $_GET['currentorg'];
225             }
226             if ($scoes = get_records_select("scorm_scoes","scorm='$scorm->id' AND organization='$currentorg' order by id ASC")){
227                 $level=0;                       
228                 $parents[$level]="/";
229                 foreach ($scoes as $sco) {
230                     if ($parents[$level]!=$sco->parent) {
231                         if ($level>0 && $parents[$level-1]==$sco->parent) {
232                             $level--;
233                         } else {
234                             $i = $level;
235                             while (($i > 0) && ($parents[$level] != $sco->parent)) {
236                                 $i--;
237                             }
238                             if (($i == 0) && ($sco->parent != $currentorg)) {
239                                 $level++;
240                             } else {
241                                 $level = $i;
242                             }
243                             $parents[$level]=$sco->parent;
244                         }
245                     }
246                     $indenting = "";
247                     for ($i=0;$i<$level;$i++) {
248                         $indenting .= "-";
249                     }
250                     $options[$sco->id] = $indenting."&gt; ".$sco->title;
251                 }
252             }
253             choose_from_menu($options, "courseStructure", "", "", "document.navform.scoid.value=document.navform.courseStructure.options[document.navform.courseStructure.selectedIndex].value;document.navform.submit();");
254         }
255         echo "          &nbsp;<input name=\"next\" type=\"button\" value=\"".get_string("next","scorm")."\" onclick=\"top.changeSco('continue')\" />\n";
256         echo "       </form>
257                 </td>\n";
258         
259         echo "</tr>\n</table>\n";
260         if ($scorm->popup == "") {
261             echo "</body>\n</html>\n";
262         } else {
263             print_footer($course);
264         }
265     } else {
266         if ($scorm->popup == "") {
267             // 
268             // Frameset
269             //
270             echo "<html>\n";
271             echo "<head><title>$course->shortname: $scorm->name</title></head>\n";
272             echo "<script id=\"scormAPI\" language=\"JavaScript\" type=\"text/javascript\" src=\"scormAPI.php?id=$cm->id&amp;mode=".$mode.$scoid."\"></script>\n";
273             echo "<frameset rows=\"$CFG->scorm_framesize,*\" onLoad=\"SCOInitialize();\" onUnload=\"SCOFinish();\">\n";
274             echo "\t    <frame name=\"navigation\" src=\"playscorm.php?id=$cm->id&amp;mode=".$mode.'&amp;currentorg='.$currentorg."&amp;frameset=top\">\n";
275             echo "\t    <frame name=\"main\" src=\"\">\n";
276             echo "</frameset>\n";
277             echo "</html>\n";
278         }
279     }
280 ?>