mod/scorm/datamodels/scorm_12.js.php

   1 <?php
   2     if (isset($userdata->status)) {
   3         if ($userdata->status == '') {
   4             $userdata->entry = 'ab-initio';
   5         } else {
   6             if (isset($userdata->{'cmi.core.exit'}) && ($userdata->{'cmi.core.exit'} == 'suspend')) {
   7                 $userdata->entry = 'resume';
   8             } else {
   9                 $userdata->entry = '';
  10             }
  11         }
  12     }
  13 ?>
  14 //
  15 // SCORM 1.2 API Implementation
  16 //
  17 function SCORMapi1_2() {
  18     // Standard Data Type Definition
  19     CMIString256 = '^[\\u0000-\\uffff]{0,255}$';
  20     CMIString4096 = '^[\\u0000-\\uffff]{0,4096}$';
  21     CMITime = '^([0-2]{1}[0-9]{1}):([0-5]{1}[0-9]{1}):([0-5]{1}[0-9]{1})(\.[0-9]{1,2})?$';
  22     CMITimespan = '^([0-9]{2,4}):([0-9]{2}):([0-9]{2})(\.[0-9]{1,2})?$';
  23     CMIInteger = '^\\d+$';
  24     CMISInteger = '^-?([0-9]+)$';
  25     CMIDecimal = '^-?([0-9]{0,3})(\.[0-9]{1,2})?$';
  26     CMIIdentifier = '^\\w{1,255}$';
  27     CMIFeedback = CMIString256; // This must be redefined
  28     CMIIndex = '[._](\\d+).';
  29     // Vocabulary Data Type Definition
  30     CMIStatus = '^passed$|^completed$|^failed$|^incomplete$|^browsed$';
  31     CMIStatus2 = '^passed$|^completed$|^failed$|^incomplete$|^browsed$|^not attempted$';
  32     CMIExit = '^time-out$|^suspend$|^logout$|^$';
  33     CMIType = '^true-false$|^choice$|^fill-in$|^matching$|^performance$|^sequencing$|^likert$|^numeric$';
  34     CMIResult = '^correct$|^wrong$|^unanticipated$|^neutral$|^([0-9]{0,3})?(\.[0-9]{1,2})?$';
  35     NAVEvent = '^previous$|^continue$';
  36     // Children lists
  37     cmi_children = 'core, suspend_data, launch_data, comments, objectives, student_data, student_preference, interactions';
  38     core_children = 'student_id, student_name, lesson_location, credit, lesson_status, entry, score, total_time, lesson_mode, exit, session_time';
  39     score_children = 'raw, min, max';
  40     comments_children = 'content, location, time';
  41     objectives_children = 'id, score, status';
  42     student_data_children = 'mastery_score, max_time_allowed, time_limit_action';
  43     student_preference_children = 'audio, language, speed, text';
  44     interactions_children = 'id, objectives, time, type, correct_responses, weighting, student_response, result, latency';
  45     // Data ranges
  46     score_range = '0#100';
  47     audio_range = '-1#100';
  48     speed_range = '-100#100';
  49     weighting_range = '-100#100';
  50     text_range = '-1#1';
  51     // The SCORM 1.2 data model
  52     var datamodel =  {
  53         'cmi._children':{'defaultvalue':cmi_children, 'mod':'r', 'writeerror':'402'},
  54         'cmi._version':{'defaultvalue':'3.4', 'mod':'r', 'writeerror':'402'},
  55         'cmi.core._children':{'defaultvalue':core_children, 'mod':'r', 'writeerror':'402'},
  56         'cmi.core.student_id':{'defaultvalue':'<?php echo $userdata->student_id ?>', 'mod':'r', 'writeerror':'403'},
  57         'cmi.core.student_name':{'defaultvalue':'<?php echo $userdata->student_name ?>', 'mod':'r', 'writeerror':'403'},
  58         'cmi.core.lesson_location':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.lesson_location'})?$userdata->{'cmi.core.lesson_location'}:'' ?>', 'format':CMIString256, 'mod':'rw', 'writeerror':'405'},
  59         'cmi.core.credit':{'defaultvalue':'<?php echo $userdata->credit ?>', 'mod':'r', 'writeerror':'403'},
  60         'cmi.core.lesson_status':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.lesson_status'})?$userdata->{'cmi.core.lesson_status'}:'' ?>', 'format':CMIStatus, 'mod':'rw', 'writeerror':'405'},
  61         'cmi.core.entry':{'defaultvalue':'<?php echo $userdata->entry ?>', 'mod':'r', 'writeerror':'403'},
  62         'cmi.core.score._children':{'defaultvalue':score_children, 'mod':'r', 'writeerror':'402'},
  63         'cmi.core.score.raw':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.score.raw'})?$userdata->{'cmi.core.score.raw'}:'' ?>', 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
  64         'cmi.core.score.max':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.score.max'})?$userdata->{'cmi.core.score.max'}:'' ?>', 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
  65         'cmi.core.score.min':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.score.min'})?$userdata->{'cmi.core.score.min'}:'' ?>', 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
  66         'cmi.core.total_time':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.total_time'})?$userdata->{'cmi.core.total_time'}:'00:00:00' ?>', 'mod':'r', 'writeerror':'403'},
  67         'cmi.core.lesson_mode':{'defaultvalue':'<?php echo $userdata->mode ?>', 'mod':'r', 'writeerror':'403'},
  68         'cmi.core.exit':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.exit'})?$userdata->{'cmi.core.exit'}:'' ?>', 'format':CMIExit, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
  69         'cmi.core.session_time':{'format':CMITimespan, 'mod':'w', 'defaultvalue':'00:00:00', 'readerror':'404', 'writeerror':'405'},
  70         'cmi.suspend_data':{'defaultvalue':'<?php echo isset($userdata->{'cmi.suspend_data'})?$userdata->{'cmi.suspend_data'}:'' ?>', 'format':CMIString4096, 'mod':'rw', 'writeerror':'405'},
  71         'cmi.launch_data':{'defaultvalue':'<?php echo isset($userdata->datafromlms)?$userdata->datafromlms:'' ?>', 'mod':'r', 'writeerror':'403'},
  72         'cmi.comments':{'defaultvalue':'<?php echo isset($userdata->{'cmi.comments'})?$userdata->{'cmi.comments'}:'' ?>', 'format':CMIString4096, 'mod':'rw', 'writeerror':'405'},
  73         // deprecated evaluation attributes
  74         'cmi.evaluation.comments._count':{'defaultvalue':'0', 'mod':'r', 'writeerror':'402'},
  75         'cmi.evaluation.comments._children':{'defaultvalue':comments_children, 'mod':'r', 'writeerror':'402'},
  76         'cmi.evaluation.comments.n.content':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMIString256, 'mod':'rw', 'writeerror':'405'},
  77         'cmi.evaluation.comments.n.location':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMIString256, 'mod':'rw', 'writeerror':'405'},
  78         'cmi.evaluation.comments.n.time':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMITime, 'mod':'rw', 'writeerror':'405'},
  79         'cmi.comments_from_lms':{'mod':'r', 'writeerror':'403'},
  80         'cmi.objectives._children':{'defaultvalue':objectives_children, 'mod':'r', 'writeerror':'402'},
  81         'cmi.objectives._count':{'mod':'r', 'defaultvalue':'0', 'writeerror':'402'},
  82         'cmi.objectives.n.id':{'pattern':CMIIndex, 'format':CMIIdentifier, 'mod':'rw', 'writeerror':'405'},
  83         'cmi.objectives.n.score._children':{'pattern':CMIIndex, 'mod':'r', 'writeerror':'402'},
  84         'cmi.objectives.n.score.raw':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
  85         'cmi.objectives.n.score.min':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
  86         'cmi.objectives.n.score.max':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
  87         'cmi.objectives.n.status':{'pattern':CMIIndex, 'format':CMIStatus2, 'mod':'rw', 'writeerror':'405'},
  88         'cmi.student_data._children':{'defaultvalue':student_data_children, 'mod':'r', 'writeerror':'402'},
  89         'cmi.student_data.mastery_score':{'defaultvalue':'<?php echo isset($userdata->masteryscore)?$userdata->masteryscore:'' ?>', 'mod':'r', 'writeerror':'403'},
  90         'cmi.student_data.max_time_allowed':{'defaultvalue':'<?php echo isset($userdata->maxtimeallowed)?$userdata->maxtimeallowed:'' ?>', 'mod':'r', 'writeerror':'403'},
  91         'cmi.student_data.time_limit_action':{'defaultvalue':'<?php echo isset($userdata->timelimitaction)?$userdata->timelimitaction:'' ?>', 'mod':'r', 'writeerror':'403'},
  92         'cmi.student_preference._children':{'defaultvalue':student_preference_children, 'mod':'r', 'writeerror':'402'},
  93         'cmi.student_preference.audio':{'defaultvalue':'0', 'format':CMISInteger, 'range':audio_range, 'mod':'rw', 'writeerror':'405'},
  94         'cmi.student_preference.language':{'defaultvalue':'', 'format':CMIString256, 'mod':'rw', 'writeerror':'405'},
  95         'cmi.student_preference.speed':{'defaultvalue':'0', 'format':CMISInteger, 'range':speed_range, 'mod':'rw', 'writeerror':'405'},
  96         'cmi.student_preference.text':{'defaultvalue':'0', 'format':CMISInteger, 'range':text_range, 'mod':'rw', 'writeerror':'405'},
  97         'cmi.interactions._children':{'defaultvalue':interactions_children, 'mod':'r', 'writeerror':'402'},
  98         'cmi.interactions._count':{'mod':'r', 'defaultvalue':'0', 'writeerror':'402'},
  99         'cmi.interactions.n.id':{'pattern':CMIIndex, 'format':CMIIdentifier, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
 100         'cmi.interactions.n.objectives._count':{'pattern':CMIIndex, 'mod':'r', 'defaultvalue':'0', 'writeerror':'402'},
 101         'cmi.interactions.n.objectives.n.id':{'pattern':CMIIndex, 'format':CMIIdentifier, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
 102         'cmi.interactions.n.time':{'pattern':CMIIndex, 'format':CMITime, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
 103         'cmi.interactions.n.type':{'pattern':CMIIndex, 'format':CMIType, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
 104         'cmi.interactions.n.correct_responses._count':{'pattern':CMIIndex, 'mod':'r', 'defaultvalue':'0', 'writeerror':'402'},
 105         'cmi.interactions.n.correct_responses.n.pattern':{'pattern':CMIIndex, 'format':CMIFeedback, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
 106         'cmi.interactions.n.weighting':{'pattern':CMIIndex, 'format':CMIDecimal, 'range':weighting_range, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
 107         'cmi.interactions.n.student_response':{'pattern':CMIIndex, 'format':CMIFeedback, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
 108         'cmi.interactions.n.result':{'pattern':CMIIndex, 'format':CMIResult, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
 109         'cmi.interactions.n.latency':{'pattern':CMIIndex, 'format':CMITimespan, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
 110         'nav.event':{'defaultvalue':'', 'format':NAVEvent, 'mod':'w', 'readerror':'404', 'writeerror':'405'}
 111     };
 112
 113     //
 114     // Datamodel inizialization
 115     //
 116     var cmi = new Object();
 117         cmi.core = new Object();
 118         cmi.core.score = new Object();
 119         cmi.objectives = new Object();
 120         cmi.student_data = new Object();
 121         cmi.student_preference = new Object();
 122         cmi.interactions = new Object();
 123         // deprecated evaluation attributes
 124         cmi.evaluation = new Object();
 125         cmi.evaluation.comments = new Object();
 126
 127     // Navigation Object
 128     var nav = new Object();
 129
 130     for (element in datamodel) {
 131         if (element.match(/\.n\./) == null) {
 132             if ((typeof eval('datamodel["'+element+'"].defaultvalue')) != 'undefined') {
 133                 eval(element+' = datamodel["'+element+'"].defaultvalue;');
 134             } else {
 135                 eval(element+' = "";');
 136             }
 137         }
 138     }
 139
 140 <?php
 141     $current_objective = '';
 142     $count = 0;
 143     $objectives = '';
 144     foreach($userdata as $element => $value){
 145         if (substr($element,0,14) == 'cmi.objectives') {
 146             $element = preg_replace('/\.(\d+)\./', "_\$1.", $element);
 147             preg_match('/\_(\d+)\./', $element, $matches);
 148             if (count($matches) > 0 && $current_objective != $matches[1]) {
 149                 $current_objective = $matches[1];
 150                 $count++;
 151                 $end = strpos($element,$matches[1])+strlen($matches[1]);
 152                 $subelement = substr($element,0,$end);
 153                 echo '    '.$subelement." = new Object();\n";
 154                 echo '    '.$subelement.".score = new Object();\n";
 155                 echo '    '.$subelement.".score._children = score_children;\n";
 156                 echo '    '.$subelement.".score.raw = '';\n";
 157                 echo '    '.$subelement.".score.min = '';\n";
 158                 echo '    '.$subelement.".score.max = '';\n";
 159             }
 160             echo '    '.$element.' = \''.$value."';\n";
 161         }
 162     }
 163     if ($count > 0) {
 164         echo '    cmi.objectives._count = '.$count.";\n";
 165     }
 166 ?>
 167
 168     if (cmi.core.lesson_status == '') {
 169         cmi.core.lesson_status = 'not attempted';
 170     }
 171
 172     //
 173     // API Methods definition
 174     //
 175     var Initialized = false;
 176
 177     function LMSInitialize (param) {
 178         errorCode = "0";
 179         if (param == "") {
 180             if (!Initialized) {
 181                 Initialized = true;
 182                 errorCode = "0";
 183                 <?php
 184                     if (debugging('',DEBUG_DEVELOPER)) {
 185                         //echo 'alert("Initialized SCORM 1.2");';
 186                         echo 'LogAPICall("LMSInitialize", param, "", errorCode);';
 187                     }
 188                 ?>
 189                 return "true";
 190             } else {
 191                 errorCode = "101";
 192             }
 193         } else {
 194             errorCode = "201";
 195         }
 196         <?php
 197             if (debugging('',DEBUG_DEVELOPER)) {
 198                 echo 'LogAPICall("LMSInitialize", param, "", errorCode);';
 199             }
 200         ?>
 201         return "false";
 202     }
 203
 204     function LMSFinish (param) {
 205         errorCode = "0";
 206         if (param == "") {
 207             if (Initialized) {
 208                 Initialized = false;
 209                 result = StoreData(cmi,true);
 210                 if (nav.event != '') {
 211                     if (nav.event == 'continue') {
 212                         setTimeout('top.document.location=top.next;',500);
 213                     } else {
 214                         setTimeout('top.document.location=top.prev;',500);
 215                     }
 216                 } else {
 217                     if (<?php echo $scorm->auto ?> == 1) {
 218                         setTimeout('top.document.location=top.next;',500);
 219                     }
 220                 }
 221                 <?php
 222                     if (debugging('',DEBUG_DEVELOPER)) {
 223                         //echo 'alert("Finished SCORM 1.2");';
 224                         echo 'LogAPICall("LMSFinish", param, "", 0);';
 225                     }
 226                 ?>
 227                 return "true";
 228             } else {
 229                 errorCode = "301";
 230             }
 231         } else {
 232             errorCode = "201";
 233         }
 234         <?php
 235             if (debugging('',DEBUG_DEVELOPER)) {
 236                 echo 'LogAPICall("LMSFinish", param, "", errorCode);';
 237             }
 238         ?>
 239         return "false";
 240     }
 241
 242     function LMSGetValue (element) {
 243         errorCode = "0";
 244         if (Initialized) {
 245             if (element !="") {
 246                 expression = new RegExp(CMIIndex,'g');
 247                 elementmodel = String(element).replace(expression,'.n.');
 248                 if ((typeof eval('datamodel["'+elementmodel+'"]')) != "undefined") {
 249                     if (eval('datamodel["'+elementmodel+'"].mod') != 'w') {
 250                             element = String(element).replace(expression, "_$1.");
 251                             elementIndexes = element.split('.');
 252                         subelement = 'cmi';
 253                         i = 1;
 254                         while ((i < elementIndexes.length) && (typeof eval(subelement) != "undefined")) {
 255                             subelement += '.'+elementIndexes[i++];
 256                         }
 257                             if (subelement == element) {
 258                             errorCode = "0";
 259                             <?php
 260                                 if (debugging('',DEBUG_DEVELOPER)) {
 261                                    //echo 'alert(element+": "+eval(element));';
 262                                     echo 'LogAPICall("LMSGetValue", element, eval(element), 0);';
 263                                 }
 264                             ?>
 265                             return eval(element);
 266                         } else {
 267                             errorCode = "0"; // Need to check if it is the right errorCode
 268                         }
 269                     } else {
 270                         errorCode = eval('datamodel["'+elementmodel+'"].readerror');
 271                     }
 272                 } else {
 273                     childrenstr = '._children';
 274                     countstr = '._count';
 275                     if (elementmodel.substr(elementmodel.length-childrenstr.length,elementmodel.length) == childrenstr) {
 276                         parentmodel = elementmodel.substr(0,elementmodel.length-childrenstr.length);
 277                         if ((typeof eval('datamodel["'+parentmodel+'"]')) != "undefined") {
 278                             errorCode = "202";
 279                         } else {
 280                             errorCode = "201";
 281                         }
 282                     } else if (elementmodel.substr(elementmodel.length-countstr.length,elementmodel.length) == countstr) {
 283                         parentmodel = elementmodel.substr(0,elementmodel.length-countstr.length);
 284                         if ((typeof eval('datamodel["'+parentmodel+'"]')) != "undefined") {
 285                             errorCode = "203";
 286                         } else {
 287                             errorCode = "201";
 288                         }
 289                     } else {
 290                         errorCode = "201";
 291                     }
 292                 }
 293             } else {
 294                 errorCode = "201";
 295             }
 296         } else {
 297             errorCode = "301";
 298         }
 299         <?php
 300             if (debugging('',DEBUG_DEVELOPER)) {
 301                 echo 'LogAPICall("LMSGetValue", element, "", errorCode);';
 302             }
 303         ?>
 304         return "";
 305     }
 306
 307     function LMSSetValue (element,value) {
 308         errorCode = "0";
 309         if (Initialized) {
 310             if (element != "") {
 311                 expression = new RegExp(CMIIndex,'g');
 312                 elementmodel = String(element).replace(expression,'.n.');
 313                 if ((typeof eval('datamodel["'+elementmodel+'"]')) != "undefined") {
 314                     if (eval('datamodel["'+elementmodel+'"].mod') != 'r') {
 315                         expression = new RegExp(eval('datamodel["'+elementmodel+'"].format'));
 316                         value = value+'';
 317                         matches = value.match(expression);
 318                         if (matches != null) {
 319                             //Create dynamic data model element
 320                             if (element != elementmodel) {
 321                                 elementIndexes = element.split('.');
 322                                 subelement = 'cmi';
 323                                 for (i=1;i < elementIndexes.length-1;i++) {
 324                                     elementIndex = elementIndexes[i];
 325                                     if (elementIndexes[i+1].match(/^\d+$/)) {
 326                                         if ((typeof eval(subelement+'.'+elementIndex)) == "undefined") {
 327                                             eval(subelement+'.'+elementIndex+' = new Object();');
 328                                             eval(subelement+'.'+elementIndex+'._count = 0;');
 329                                         }
 330                                         if (elementIndexes[i+1] == eval(subelement+'.'+elementIndex+'._count')) {
 331                                             eval(subelement+'.'+elementIndex+'._count++;');
 332                                         }
 333                                         if (elementIndexes[i+1] > eval(subelement+'.'+elementIndex+'._count')) {
 334                                             errorCode = "201";
 335                                         }
 336                                         subelement = subelement.concat('.'+elementIndex+'_'+elementIndexes[i+1]);
 337                                         i++;
 338                                     } else {
 339                                         subelement = subelement.concat('.'+elementIndex);
 340                                     }
 341                                     if ((typeof eval(subelement)) == "undefined") {
 342                                         eval(subelement+' = new Object();');
 343                                         if (subelement.substr(0,14) == 'cmi.objectives') {
 344                                             eval(subelement+'.score = new Object();');
 345                                             eval(subelement+'.score._children = score_children;');
 346                                             eval(subelement+'.score.raw = "";');
 347                                             eval(subelement+'.score.min = "";');
 348                                             eval(subelement+'.score.max = "";');
 349                                         }
 350                                         if (subelement.substr(0,16) == 'cmi.interactions') {
 351                                             eval(subelement+'.objectives = new Object();');
 352                                             eval(subelement+'.objectives._count = 0;');
 353                                             eval(subelement+'.correct_responses = new Object();');
 354                                             eval(subelement+'.correct_responses._count = 0;');
 355                                         }
 356                                     }
 357                                 }
 358                                 element = subelement.concat('.'+elementIndexes[elementIndexes.length-1]);
 359                             }
 360                             //Store data
 361                             if (errorCode == "0") {
 362                                 if ((typeof eval('datamodel["'+elementmodel+'"].range')) != "undefined") {
 363                                     range = eval('datamodel["'+elementmodel+'"].range');
 364                                     ranges = range.split('#');
 365                                     value = value*1.0;
 366                                     if ((value >= ranges[0]) && (value <= ranges[1])) {
 367                                         eval(element+'=value;');
 368                                         errorCode = "0";
 369                                         <?php
 370                                             if (debugging('',DEBUG_DEVELOPER)) {
 371                                                 echo 'LogAPICall("LMSSetValue", element, value, errorCode);';
 372                                                 //echo 'alert(element+":= "+value);';
 373                                             }
 374                                         ?>
 375                                         return "true";
 376                                     } else {
 377                                         errorCode = eval('datamodel["'+elementmodel+'"].writeerror');
 378                                     }
 379                                 } else {
 380                                     if (element == 'cmi.comments') {
 381                                           cmi.comments = cmi.comments + value;
 382                                     } else {
 383                                         eval(element+'=value;');
 384                                     }
 385                                     errorCode = "0";
 386                                     <?php
 387                                         if (debugging('',DEBUG_DEVELOPER)) {
 388                                             echo 'LogAPICall("LMSSetValue", element, value, errorCode);';
 389                                             //echo 'alert(element+":= "+value);';
 390                                         }
 391                                     ?>
 392                                     return "true";
 393                                 }
 394                             }
 395                         } else {
 396                             errorCode = eval('datamodel["'+elementmodel+'"].writeerror');
 397                         }
 398                     } else {
 399                         errorCode = eval('datamodel["'+elementmodel+'"].writeerror');
 400                     }
 401                 } else {
 402                     errorCode = "201"
 403                 }
 404             } else {
 405                 errorCode = "201";
 406             }
 407         } else {
 408             errorCode = "301";
 409         }
 410        <?php
 411         if (debugging('',DEBUG_DEVELOPER)) {
 412             echo 'LogAPICall("LMSSetValue", element, value, errorCode);';
 413         }
 414         ?>
 415         return "false";
 416     }
 417
 418     function LMSCommit (param) {
 419         errorCode = "0";
 420         if (param == "") {
 421             if (Initialized) {
 422                 result = StoreData(cmi,false);
 423                 <?php
 424                     if (debugging('',DEBUG_DEVELOPER)) {
 425                         echo 'LogAPICall("Commit", param, "", 0);';
 426                         //echo 'alert("Data Commited");';
 427                     }
 428                 ?>
 429                 return "true";
 430             } else {
 431                 errorCode = "301";
 432             }
 433         } else {
 434             errorCode = "201";
 435         }
 436         <?php
 437             if (debugging('',DEBUG_DEVELOPER)) {
 438                 echo 'LogAPICall("LMSCommit", param, "", 0);';
 439             }
 440         ?>
 441         return "false";
 442     }
 443
 444     function LMSGetLastError () {
 445      <?php
 446         if (debugging('',DEBUG_DEVELOPER)) {
 447             echo 'LogAPICall("LMSGetLastError", "", "", errorCode);';
 448         }
 449     ?>
 450         return errorCode;
 451     }
 452
 453     function LMSGetErrorString (param) {
 454         if (param != "") {
 455             var errorString = new Array();
 456             errorString["0"] = "No error";
 457             errorString["101"] = "General exception";
 458             errorString["201"] = "Invalid argument error";
 459             errorString["202"] = "Element cannot have children";
 460             errorString["203"] = "Element not an array - cannot have count";
 461             errorString["301"] = "Not initialized";
 462             errorString["401"] = "Not implemented error";
 463             errorString["402"] = "Invalid set value, element is a keyword";
 464             errorString["403"] = "Element is read only";
 465             errorString["404"] = "Element is write only";
 466             errorString["405"] = "Incorrect data type";
 467             <?php
 468             if (debugging('',DEBUG_DEVELOPER)) {
 469                 echo 'LogAPICall("LMSGetErrorString", param,  errorString[param], 0);';
 470             }
 471              ?>
 472             return errorString[param];
 473         } else {
 474            <?php
 475             if (debugging('',DEBUG_DEVELOPER)) {
 476                 echo 'LogAPICall("LMSGetErrorString", param,  "No error string found!", 0);';
 477             }
 478              ?>
 479            return "";
 480         }
 481     }
 482
 483     function LMSGetDiagnostic (param) {
 484         if (param == "") {
 485             param = errorCode;
 486         }
 487         <?php
 488             if (debugging('',DEBUG_DEVELOPER)) {
 489                 echo 'LogAPICall("LMSGetDiagnostic", param, param, 0);';
 490             }
 491         ?>
 492         return param;
 493     }
 494
 495     function AddTime (first, second) {
 496         var sFirst = first.split(":");
 497         var sSecond = second.split(":");
 498         var cFirst = sFirst[2].split(".");
 499         var cSecond = sSecond[2].split(".");
 500         var change = 0;
 501
 502         FirstCents = 0;  //Cents
 503         if (cFirst.length > 1) {
 504             FirstCents = parseInt(cFirst[1],10);
 505         }
 506         SecondCents = 0;
 507         if (cSecond.length > 1) {
 508             SecondCents = parseInt(cSecond[1],10);
 509         }
 510         var cents = FirstCents + SecondCents;
 511         change = Math.floor(cents / 100);
 512         cents = cents - (change * 100);
 513         if (Math.floor(cents) < 10) {
 514             cents = "0" + cents.toString();
 515         }
 516
 517         var secs = parseInt(cFirst[0],10)+parseInt(cSecond[0],10)+change;  //Seconds
 518         change = Math.floor(secs / 60);
 519         secs = secs - (change * 60);
 520         if (Math.floor(secs) < 10) {
 521             secs = "0" + secs.toString();
 522         }
 523
 524         mins = parseInt(sFirst[1],10)+parseInt(sSecond[1],10)+change;   //Minutes
 525         change = Math.floor(mins / 60);
 526         mins = mins - (change * 60);
 527         if (mins < 10) {
 528             mins = "0" + mins.toString();
 529         }
 530
 531         hours = parseInt(sFirst[0],10)+parseInt(sSecond[0],10)+change;  //Hours
 532         if (hours < 10) {
 533             hours = "0" + hours.toString();
 534         }
 535
 536         if (cents != '0') {
 537             return hours + ":" + mins + ":" + secs + '.' + cents;
 538         } else {
 539             return hours + ":" + mins + ":" + secs;
 540         }
 541     }
 542
 543     function TotalTime() {
 544         total_time = AddTime(cmi.core.total_time, cmi.core.session_time);
 545         return '&'+underscore('cmi.core.total_time')+'='+encodeURIComponent(total_time);
 546     }
 547
 548     function CollectData(data,parent) {
 549         var datastring = '';
 550         for (property in data) {
 551             if (typeof data[property] == 'object') {
 552                 datastring += CollectData(data[property],parent+'.'+property);
 553             } else {
 554                 element = parent+'.'+property;
 555                 expression = new RegExp(CMIIndex,'g');
 556                 elementmodel = String(element).replace(expression,'.n.');
 557                 if (elementmodel != "cmi.core.session_time") {
 558                     if ((typeof eval('datamodel["'+elementmodel+'"]')) != "undefined") {
 559                         if (eval('datamodel["'+elementmodel+'"].mod') != 'r') {
 560                             elementstring = '&'+underscore(element)+'='+encodeURIComponent(data[property]);
 561                             if ((typeof eval('datamodel["'+elementmodel+'"].defaultvalue')) != "undefined") {
 562                                 if (eval('datamodel["'+elementmodel+'"].defaultvalue') != data[property]) {
 563                                     datastring += elementstring;
 564                                 }
 565                             } else {
 566                                 datastring += elementstring;
 567                             }
 568                         }
 569                     }
 570                 }
 571             }
 572         }
 573         return datastring;
 574     }
 575
 576     function StoreData(data,storetotaltime) {
 577         if (storetotaltime) {
 578             if (cmi.core.lesson_status == 'not attempted') {
 579                 cmi.core.lesson_status = 'completed';
 580             }
 581             if (cmi.core.lesson_mode == 'normal') {
 582                 if (cmi.core.credit == 'credit') {
 583                     if (cmi.core.lesson_status == 'completed') {
 584                         if (cmi.student_data.mastery_score != '' && cmi.core.score.raw != '') {
 585                             if (parseFloat(cmi.core.score.raw) >= parseFloat(cmi.student_data.mastery_score)) {
 586                                 cmi.core.lesson_status = 'passed';
 587                             } else {
 588                                 cmi.core.lesson_status = 'failed';
 589                             }
 590                         }
 591                     }
 592                 }
 593             }
 594             if (cmi.core.lesson_mode == 'browse') {
 595                 if (datamodel['cmi.core.lesson_status'].defaultvalue == '') {
 596                     cmi.core.lesson_status = 'browsed';
 597                 }
 598             }
 599             datastring = CollectData(data,'cmi');
 600             datastring += TotalTime();
 601         } else {
 602             datastring = CollectData(data,'cmi');
 603         }
 604         datastring += '&attempt=<?php echo $attempt ?>';
 605         datastring += '&scoid=<?php echo $scoid ?>';
 606
 607         var myRequest = NewHttpReq();
 608         result = DoRequest(myRequest,"<?php p($CFG->wwwroot) ?>/mod/scorm/datamodel.php","id=<?php p($id) ?>&sesskey=<?php p($USER->sesskey) ?>"+datastring);
 609         results = String(result).split('\n');
 610         errorCode = results[1];
 611         return results[0];
 612     }
 613
 614     this.LMSInitialize = LMSInitialize;
 615     this.LMSFinish = LMSFinish;
 616     this.LMSGetValue = LMSGetValue;
 617     this.LMSSetValue = LMSSetValue;
 618     this.LMSCommit = LMSCommit;
 619     this.LMSGetLastError = LMSGetLastError;
 620     this.LMSGetErrorString = LMSGetErrorString;
 621     this.LMSGetDiagnostic = LMSGetDiagnostic;
 622 }
 623
 624 var API = new SCORMapi1_2();
 625
 626 <?php
 627 // pull in the debugging utilities
 628 if (debugging('',DEBUG_DEVELOPER)) {
 629     include_once($CFG->dirroot.'/mod/scorm/datamodels/debug.js.php');
 630     echo 'AppendToLog("Moodle SCORM 1.2 API Loaded, Activity: '.$scorm->name.', SCO: '.$sco->identifier.'", 0);';
 631 }
 632  ?>
 633