mod/scorm/datamodels/aicc.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                 $userdata->entry = '';
  10             }
  11         }
  12     }
  13 ?>
  14 //
  15 // SCORM 1.2 API Implementation
  16 //
  17 function AICCapi() {
  18     // Standard Data Type Definition
  19     CMIString256 = '^[\\u0000-\\uffff]{0,255}$';
  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 = 'attempt_number, tries, 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 AICC 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'})?$userdata->{'cmi.core.lesson_status'}:'' ?>', 'format':CMIStatus, 'mod':'rw', 'writeerror':'405'},
  61         'cmi.core.exit':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.exit'})?$userdata->{'cmi.core.exit'}:'' ?>', 'format':CMIExit, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
  62         'cmi.core.entry':{'defaultvalue':'<?php echo $userdata->entry ?>', 'mod':'r', 'writeerror':'403'},
  63         'cmi.core.score._children':{'defaultvalue':score_children, 'mod':'r', 'writeerror':'402'},
  64         'cmi.core.score.raw':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.score.raw'})?$userdata->{'cmi.core.score.raw'}:'' ?>', 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
  65         'cmi.core.score.max':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.score.max'})?$userdata->{'cmi.core.score.max'}:'' ?>', 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
  66         'cmi.core.score.min':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.score.min'})?$userdata->{'cmi.core.score.min'}:'' ?>', 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
  67         'cmi.core.session_time':{'format':CMITimespan, 'mod':'w', 'defaultvalue':'00:00:00', 'readerror':'404', 'writeerror':'405'},
  68         'cmi.core.total_time':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.total_time'})?$userdata->{'cmi.core.total_time'}:'00:00:00' ?>', 'mod':'r', 'writeerror':'403'},
  69         'cmi.core.lesson_mode':{'defaultvalue':'<?php echo $userdata->mode ?>', 'mod':'r', 'writeerror':'403'},
  70         'cmi.suspend_data':{'defaultvalue':'<?php echo isset($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'})?$userdata->{'cmi.comments'}:'' ?>', 'format':CMIString4096, 'mod':'rw', 'writeerror':'405'},
  73         'cmi.evaluation.comments._count':{'defaultvalue':'0', 'mod':'r', 'writeerror':'402'},
  74         'cmi.evaluation.comments._children':{'defaultvalue':comments_children, 'mod':'r', 'writeerror':'402'},
  75         'cmi.evaluation.comments.n.content':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMIString256, 'mod':'rw', 'writeerror':'405'},
  76         'cmi.evaluation.comments.n.location':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMIString256, 'mod':'rw', 'writeerror':'405'},
  77         'cmi.evaluation.comments.n.time':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMITime, 'mod':'rw', 'writeerror':'405'},
  78         'cmi.comments_from_lms':{'mod':'r', 'writeerror':'403'},
  79         'cmi.objectives._children':{'defaultvalue':objectives_children, 'mod':'r', 'writeerror':'402'},
  80         'cmi.objectives._count':{'mod':'r', 'defaultvalue':'0', 'writeerror':'402'},
  81         'cmi.objectives.n.id':{'pattern':CMIIndex, 'format':CMIIdentifier, 'mod':'rw', 'writeerror':'405'},
  82         'cmi.objectives.n.score._children':{'pattern':CMIIndex, 'mod':'r', 'writeerror':'402'},
  83         'cmi.objectives.n.score.raw':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
  84         'cmi.objectives.n.score.min':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
  85         'cmi.objectives.n.score.max':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
  86         'cmi.objectives.n.status':{'pattern':CMIIndex, 'format':CMIStatus2, 'mod':'rw', 'writeerror':'405'},
  87         'cmi.student_data._children':{'defaultvalue':student_data_children, 'mod':'r', 'writeerror':'402'},
  88         'cmi.student_data.attempt_number':{'defaultvalue':'<?php echo isset($userdata->{'cmi.student_data.attempt_number'})?$userdata->{'cmi.student_data.attempt_number'}:'' ?>', 'mod':'r', 'writeerror':'402'},
  89         'cmi.student_data.tries.n.score.raw':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
  90         'cmi.student_data.tries.n.score.min':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
  91         'cmi.student_data.tries.n.score.max':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
  92         'cmi.student_data.tries.n.status':{'pattern':CMIIndex, 'format':CMIStatus2, 'mod':'rw', 'writeerror':'405'},
  93         'cmi.student_data.tries.n.time':{'pattern':CMIIndex, 'format':CMITime, 'mod':'rw', 'writeerror':'405'},
  94         'cmi.student_data.mastery_score':{'defaultvalue':'<?php echo isset($userdata->masteryscore)?$userdata->masteryscore:'' ?>', 'mod':'r', 'writeerror':'403'},
  95         'cmi.student_data.max_time_allowed':{'defaultvalue':'<?php echo isset($userdata->maxtimeallowed)?$userdata->maxtimeallowed:'' ?>', 'mod':'r', 'writeerror':'403'},
  96         'cmi.student_data.time_limit_action':{'defaultvalue':'<?php echo isset($userdata->timelimitaction)?$userdata->timelimitaction:'' ?>', 'mod':'r', 'writeerror':'403'},
  97         'cmi.student_data.tries_during_lesson':{'defaultvalue':'<?php echo isset($userdata->{'cmi.student_data.tries_during_lesson'})?$userdata->{'cmi.student_data.tries_during_lesson'}:'' ?>', 'mod':'r', 'writeerror':'402'},
  98         'cmi.student_preference._children':{'defaultvalue':student_preference_children, 'mod':'r', 'writeerror':'402'},
  99         'cmi.student_preference.audio':{'defaultvalue':'0', 'format':CMISInteger, 'range':audio_range, 'mod':'rw', 'writeerror':'405'},
 100         'cmi.student_preference.language':{'defaultvalue':'', 'format':CMIString256, 'mod':'rw', 'writeerror':'405'},
 101         'cmi.student_preference.speed':{'defaultvalue':'0', 'format':CMISInteger, 'range':speed_range, 'mod':'rw', 'writeerror':'405'},
 102         'cmi.student_preference.text':{'defaultvalue':'0', 'format':CMISInteger, 'range':text_range, 'mod':'rw', 'writeerror':'405'},
 103         'cmi.interactions._children':{'defaultvalue':interactions_children, 'mod':'r', 'writeerror':'402'},
 104         'cmi.interactions._count':{'mod':'r', 'defaultvalue':'0', 'writeerror':'402'},
 105         'cmi.interactions.n.id':{'pattern':CMIIndex, 'format':CMIIdentifier, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
 106         'cmi.interactions.n.objectives._count':{'pattern':CMIIndex, 'mod':'r', 'defaultvalue':'0', 'writeerror':'402'},
 107         'cmi.interactions.n.objectives.n.id':{'pattern':CMIIndex, 'format':CMIIdentifier, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
 108         'cmi.interactions.n.time':{'pattern':CMIIndex, 'format':CMITime, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
 109         'cmi.interactions.n.type':{'pattern':CMIIndex, 'format':CMIType, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
 110         'cmi.interactions.n.correct_responses._count':{'pattern':CMIIndex, 'mod':'r', 'defaultvalue':'0', 'writeerror':'402'},
 111         'cmi.interactions.n.correct_responses.n.pattern':{'pattern':CMIIndex, 'format':CMIFeedback, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
 112         'cmi.interactions.n.weighting':{'pattern':CMIIndex, 'format':CMIDecimal, 'range':weighting_range, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
 113         'cmi.interactions.n.student_response':{'pattern':CMIIndex, 'format':CMIFeedback, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
 114         'cmi.interactions.n.result':{'pattern':CMIIndex, 'format':CMIResult, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
 115         'cmi.interactions.n.latency':{'pattern':CMIIndex, 'format':CMITimespan, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
 116         'nav.event':{'defaultvalue':'', 'format':NAVEvent, 'mod':'w', 'readerror':'404', 'writeerror':'405'}
 117     };
 118     //
 119     // Datamodel inizialization
 120     //
 121     var cmi = new Object();
 122         cmi.core = new Object();
 123         cmi.core.score = new Object();
 124         cmi.objectives = new Object();
 125         cmi.student_data = new Object();
 126         cmi.student_preference = new Object();
 127         cmi.interactions = new Object();
 128         cmi.evaluation = new Object();
 129         cmi.evaluation.comments = new Object();
 130
 131     // Navigation Object
 132     var nav = new Object();
 133
 134     for (element in datamodel) {
 135         if (element.match(/\.n\./) == null) {
 136             if ((typeof eval('datamodel["'+element+'"].defaultvalue')) != 'undefined') {
 137                 eval(element+' = datamodel["'+element+'"].defaultvalue;');
 138             } else {
 139                 eval(element+' = "";');
 140             }
 141         }
 142     }
 143
 144 <?php
 145     $current_objective = '';
 146     $count = 0;
 147     $objectives = '';
 148     foreach($userdata as $element => $value){
 149         if (substr($element,0,14) == 'cmi.objectives') {
 150             $element = preg_replace('/\.(\d+)\./', "_\$1.", $element);
 151             preg_match('/\_(\d+)\./', $element, $matches);
 152             if (count($matches) > 0 && $current_objective != $matches[1]) {
 153                 $current_objective = $matches[1];
 154                 $end = strpos($element,$matches[1])+strlen($matches[1]);
 155                 $subelement = substr($element,0,$end);
 156                 echo '    '.$subelement." = new Object();\n";
 157                 echo '    '.$subelement.".score = new Object();\n";
 158                 echo '    '.$subelement.".score._children = score_children;\n";
 159                 echo '    '.$subelement.".score.raw = '';\n";
 160                 echo '    '.$subelement.".score.min = '';\n";
 161                 echo '    '.$subelement.".score.max = '';\n";
 162             }
 163             echo '    '.$element.' = \''.$value."';\n";
 164         }
 165     }
 166     if ($count > 0) {
 167         echo '    cmi.objectives._count = '.$count.";\n";
 168     }
 169 ?>
 170
 171     if (cmi.core.lesson_status == '') {
 172         cmi.core.lesson_status = 'not attempted';
 173     }
 174
 175     //
 176     // API Methods definition
 177     //
 178     var Initialized = false;
 179
 180     function LMSInitialize (param) {
 181         errorCode = "0";
 182         if (param == "") {
 183             if (!Initialized) {
 184                 Initialized = true;
 185                 errorCode = "0";
 186                 return "true";
 187             } else {
 188                 errorCode = "101";
 189             }
 190         } else {
 191             errorCode = "201";
 192         }
 193         return "false";
 194     }
 195
 196     function LMSFinish (param) {
 197         errorCode = "0";
 198         if (param == "") {
 199             if (Initialized) {
 200                 Initialized = false;
 201                 result = StoreData(cmi,true);
 202                 if (nav.event != '') {
 203                     if (nav.event == 'continue') {
 204                         setTimeout('top.nextSCO();',500);
 205                     } else {
 206                         setTimeout('top.prevSCO();',500);
 207                     }
 208                 } else {
 209                     if (<?php echo $scorm->auto ?> == 1) {
 210                         setTimeout('top.nextSCO();',500);
 211                     }
 212                 }
 213                 return "true";
 214             } else {
 215                 errorCode = "301";
 216             }
 217         } else {
 218             errorCode = "201";
 219         }
 220         return "false";
 221     }
 222
 223     function LMSGetValue (element) {
 224         errorCode = "0";
 225         if (Initialized) {
 226             if (element !="") {
 227                 expression = new RegExp(CMIIndex,'g');
 228                 elementmodel = String(element).replace(expression,'.n.');
 229                 if ((typeof eval('datamodel["'+elementmodel+'"]')) != "undefined") {
 230                     if (eval('datamodel["'+elementmodel+'"].mod') != 'w') {
 231                             element = String(element).replace(expression, "_$1.");
 232                             elementIndexes = element.split('.');
 233                         subelement = 'cmi';
 234                         i = 1;
 235                         while ((i < elementIndexes.length) && (typeof eval(subelement) != "undefined")) {
 236                             subelement += '.'+elementIndexes[i++];
 237                         }
 238                             if (subelement == element) {
 239                             errorCode = "0";
 240                             return eval(element);
 241                         } else {
 242                             errorCode = "0"; // Need to check if it is the right errorCode
 243                         }
 244                     } else {
 245                         errorCode = eval('datamodel["'+elementmodel+'"].readerror');
 246                     }
 247                 } else {
 248                     childrenstr = '._children';
 249                     countstr = '._count';
 250                     if (elementmodel.substr(elementmodel.length-childrenstr.length,elementmodel.length) == childrenstr) {
 251                         parentmodel = elementmodel.substr(0,elementmodel.length-childrenstr.length);
 252                         if ((typeof eval('datamodel["'+parentmodel+'"]')) != "undefined") {
 253                             errorCode = "202";
 254                         } else {
 255                             errorCode = "201";
 256                         }
 257                     } else if (elementmodel.substr(elementmodel.length-countstr.length,elementmodel.length) == countstr) {
 258                         parentmodel = elementmodel.substr(0,elementmodel.length-countstr.length);
 259                         if ((typeof eval('datamodel["'+parentmodel+'"]')) != "undefined") {
 260                             errorCode = "203";
 261                         } else {
 262                             errorCode = "201";
 263                         }
 264                     } else {
 265                         errorCode = "201";
 266                     }
 267                 }
 268             } else {
 269                 errorCode = "201";
 270             }
 271         } else {
 272             errorCode = "301";
 273         }
 274         return "";
 275     }
 276
 277     function LMSSetValue (element,value) {
 278         errorCode = "0";
 279         if (Initialized) {
 280             if (element != "") {
 281                 expression = new RegExp(CMIIndex,'g');
 282                 elementmodel = String(element).replace(expression,'.n.');
 283                 if ((typeof eval('datamodel["'+elementmodel+'"]')) != "undefined") {
 284                     if (eval('datamodel["'+elementmodel+'"].mod') != 'r') {
 285                         expression = new RegExp(eval('datamodel["'+elementmodel+'"].format'));
 286                         value = value+'';
 287                         matches = value.match(expression);
 288                         if (matches != null) {
 289                             //Create dynamic data model element
 290                             if (element != elementmodel) {
 291                                 elementIndexes = element.split('.');
 292                                 subelement = 'cmi';
 293                                 for (i=1;i < elementIndexes.length-1;i++) {
 294                                     elementIndex = elementIndexes[i];
 295                                     if (elementIndexes[i+1].match(/^\d+$/)) {
 296                                         if ((typeof eval(subelement+'.'+elementIndex)) == "undefined") {
 297                                             eval(subelement+'.'+elementIndex+' = new Object();');
 298                                             eval(subelement+'.'+elementIndex+'._count = 0;');
 299                                         }
 300                                         if (elementIndexes[i+1] == eval(subelement+'.'+elementIndex+'._count')) {
 301                                             eval(subelement+'.'+elementIndex+'._count++;');
 302                                         }
 303                                         if (elementIndexes[i+1] > eval(subelement+'.'+elementIndex+'._count')) {
 304                                             errorCode = "201";
 305                                         }
 306                                         subelement = subelement.concat('.'+elementIndex+'_'+elementIndexes[i+1]);
 307                                         i++;
 308                                     } else {
 309                                         subelement = subelement.concat('.'+elementIndex);
 310                                     }
 311                                     if ((typeof eval(subelement)) == "undefined") {
 312                                         eval(subelement+' = new Object();');
 313                                         if (subelement.substr(0,14) == 'cmi.objectives') {
 314                                             eval(subelement+'.score = new Object();');
 315                                             eval(subelement+'.score._children = score_children;');
 316                                             eval(subelement+'.score.raw = "";');
 317                                             eval(subelement+'.score.min = "";');
 318                                             eval(subelement+'.score.max = "";');
 319                                         }
 320                                         if (subelement.substr(0,16) == 'cmi.interactions') {
 321                                             eval(subelement+'.objectives = new Object();');
 322                                             eval(subelement+'.objectives._count = 0;');
 323                                             eval(subelement+'.correct_responses = new Object();');
 324                                             eval(subelement+'.correct_responses._count = 0;');
 325                                         }
 326                                     }
 327                                 }
 328                                 element = subelement.concat('.'+elementIndexes[elementIndexes.length-1]);
 329                             }
 330                             //Store data
 331                             if (errorCode == "0") {
 332                                 if ((typeof eval('datamodel["'+elementmodel+'"].range')) != "undefined") {
 333                                     range = eval('datamodel["'+elementmodel+'"].range');
 334                                     ranges = range.split('#');
 335                                     value = value*1.0;
 336                                     if ((value >= ranges[0]) && (value <= ranges[1])) {
 337                                         eval(element+'="'+value+'";');
 338                                         errorCode = "0";
 339                                         return "true";
 340                                     } else {
 341                                         errorCode = eval('datamodel["'+elementmodel+'"].writeerror');
 342                                     }
 343                                 } else {
 344                                     if (element == 'cmi.comments') {
 345                                         eval(element+'+="'+value+'";');
 346                                     } else {
 347                                         eval(element+'="'+value+'";');
 348                                     }
 349                                     errorCode = "0";
 350                                     return "true";
 351                                 }
 352                             }
 353                         } else {
 354                             errorCode = eval('datamodel["'+elementmodel+'"].writeerror');
 355                         }
 356                     } else {
 357                         errorCode = eval('datamodel["'+elementmodel+'"].writeerror');
 358                     }
 359                 } else {
 360                     errorCode = "201"
 361                 }
 362             } else {
 363                 errorCode = "201";
 364             }
 365         } else {
 366             errorCode = "301";
 367         }
 368         return "false";
 369     }
 370
 371     function LMSCommit (param) {
 372         errorCode = "0";
 373         if (param == "") {
 374             if (Initialized) {
 375                 result = StoreData(cmi,false);
 376                 return "true";
 377             } else {
 378                 errorCode = "301";
 379             }
 380         } else {
 381             errorCode = "201";
 382         }
 383         return "false";
 384     }
 385
 386     function LMSGetLastError () {
 387         return errorCode;
 388     }
 389
 390     function LMSGetErrorString (param) {
 391         if (param != "") {
 392             var errorString = new Array();
 393             errorString["0"] = "No error";
 394             errorString["101"] = "General exception";
 395             errorString["201"] = "Invalid argument error";
 396             errorString["202"] = "Element cannot have children";
 397             errorString["203"] = "Element not an array - cannot have count";
 398             errorString["301"] = "Not initialized";
 399             errorString["401"] = "Not implemented error";
 400             errorString["402"] = "Invalid set value, element is a keyword";
 401             errorString["403"] = "Element is read only";
 402             errorString["404"] = "Element is write only";
 403             errorString["405"] = "Incorrect data type";
 404             return errorString[param];
 405         } else {
 406            return "";
 407         }
 408     }
 409
 410     function LMSGetDiagnostic (param) {
 411         if (param == "") {
 412             param = errorCode;
 413         }
 414         return param;
 415     }
 416
 417     function AddTime (first, second) {
 418         var sFirst = first.split(":");
 419         var sSecond = second.split(":");
 420         var cFirst = sFirst[2].split(".");
 421         var cSecond = sSecond[2].split(".");
 422         var change = 0;
 423
 424         FirstCents = 0;  //Cents
 425         if (cFirst.length > 1) {
 426             FirstCents = parseInt(cFirst[1],10);
 427         }
 428         SecondCents = 0;
 429         if (cSecond.length > 1) {
 430             SecondCents = parseInt(cSecond[1],10);
 431         }
 432         var cents = FirstCents + SecondCents;
 433         change = Math.floor(cents / 100);
 434         cents = cents - (change * 100);
 435         if (Math.floor(cents) < 10) {
 436             cents = "0" + cents.toString();
 437         }
 438
 439         var secs = parseInt(cFirst[0],10)+parseInt(cSecond[0],10)+change;  //Seconds
 440         change = Math.floor(secs / 60);
 441         secs = secs - (change * 60);
 442         if (Math.floor(secs) < 10) {
 443             secs = "0" + secs.toString();
 444         }
 445
 446         mins = parseInt(sFirst[1],10)+parseInt(sSecond[1],10)+change;   //Minutes
 447         change = Math.floor(mins / 60);
 448         mins = mins - (change * 60);
 449         if (mins < 10) {
 450             mins = "0" + mins.toString();
 451         }
 452
 453         hours = parseInt(sFirst[0],10)+parseInt(sSecond[0],10)+change;  //Hours
 454         if (hours < 10) {
 455             hours = "0" + hours.toString();
 456         }
 457
 458         if (cents != '0') {
 459             return hours + ":" + mins + ":" + secs + '.' + cents;
 460         } else {
 461             return hours + ":" + mins + ":" + secs;
 462         }
 463     }
 464
 465     function TotalTime() {
 466         total_time = AddTime(cmi.core.total_time, cmi.core.session_time);
 467         return '&'+underscore('cmi.core.total_time')+'='+escape(total_time);
 468     }
 469
 470     function CollectData(data,parent) {
 471         var datastring = '';
 472         for (property in data) {
 473             if (typeof data[property] == 'object') {
 474                 datastring += CollectData(data[property],parent+'.'+property);
 475             } else {
 476                 element = parent+'.'+property;
 477                 expression = new RegExp(CMIIndex,'g');
 478                 elementmodel = String(element).replace(expression,'.n.');
 479                 if ((typeof eval('datamodel["'+elementmodel+'"]')) != "undefined") {
 480                     if (eval('datamodel["'+elementmodel+'"].mod') != 'r') {
 481                         elementstring = '&'+underscore(element)+'='+escape(data[property]);
 482                         if ((typeof eval('datamodel["'+elementmodel+'"].defaultvalue')) != "undefined") {
 483                             if (eval('datamodel["'+elementmodel+'"].defaultvalue') != data[property]) {
 484                                 datastring += elementstring;
 485                             }
 486                         } else {
 487                             datastring += elementstring;
 488                         }
 489                     }
 490                 }
 491             }
 492         }
 493         return datastring;
 494     }
 495
 496     function StoreData(data,storetotaltime) {
 497         if (storetotaltime) {
 498             if (cmi.core.lesson_mode == 'normal') {
 499                 if (cmi.core.credit == 'credit') {
 500                     cmi.core.lesson_status = 'completed';
 501                     if (cmi.student_data.mastery_score != '') {
 502                         if (cmi.core.score.raw >= cmi.student_data.mastery_score) {
 503                             cmi.core.lesson_status = 'passed';
 504                         } else {
 505                             cmi.core.lesson_status = 'failed';
 506                         }
 507                     }
 508                 }
 509             }
 510             if (cmi.core.lesson_mode == 'browse') {
 511                 if (datamodel['cmi.core.lesson_status'].defaultvalue == '') {
 512                     cmi.core.lesson_status = 'browsed';
 513                 }
 514             }
 515             datastring = CollectData(data,'cmi');
 516             datastring += TotalTime();
 517         } else {
 518             datastring = CollectData(data,'cmi');
 519         }
 520         //popupwin(datastring);
 521         var myRequest = NewHttpReq();
 522         result = DoRequest(myRequest,"<?php p($CFG->wwwroot) ?>/mod/scorm/datamodel.php","id=<?php p($id) ?>&sesskey=<?php p($USER->sesskey) ?>"+datastring);
 523         results = result.split('\n');
 524         errorCode = results[1];
 525         return results[0];
 526     }
 527
 528     this.LMSInitialize = LMSInitialize;
 529     this.LMSFinish = LMSFinish;
 530     this.LMSGetValue = LMSGetValue;
 531     this.LMSSetValue = LMSSetValue;
 532     this.LMSCommit = LMSCommit;
 533     this.LMSGetLastError = LMSGetLastError;
 534     this.LMSGetErrorString = LMSGetErrorString;
 535     this.LMSGetDiagnostic = LMSGetDiagnostic;
 536 }
 537
 538 var API = new AICCapi();