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<?php
if (isset($userdata->status)) {
if ($userdata->status == '') {
$userdata->entry = 'ab-initio';
} else {
if (isset($userdata->{'cmi.core.exit'}) && ($userdata->{'cmi.core.exit'} == 'suspend')) {
$userdata->entry = 'resume';
} else {
$userdata->entry = '';
}
}
}
?>
//
// SCORM 1.2 API Implementation
//
function SCORMapi1_2() {
// Standard Data Type Definition
CMIString256 = '^.{0,255}$';
//CMIString4096 = '^[.|\\n|\\r]{0,4095}$';
CMIString4096 = '^.{0,4096}$';
CMITime = '^([0-2]{1}[0-9]{1}):([0-5]{1}[0-9]{1}):([0-5]{1}[0-9]{1})(\.[0-9]{1,2})?$';
CMITimespan = '^([0-9]{2,4}):([0-9]{2}):([0-9]{2})(\.[0-9]{1,2})?$';
CMIInteger = '^\\d+$';
CMISInteger = '^-?([0-9]+)$';
CMIDecimal = '^-?([0-9]{0,3})(\.[0-9]{1,2})?$';
CMIIdentifier = '^\\w{1,255}$';
CMIFeedback = CMIString256; // This must be redefined
CMIIndex = '[._](\\d+).';
// Vocabulary Data Type Definition
CMIStatus = '^passed$|^completed$|^failed$|^incomplete$|^browsed$';
CMIStatus2 = '^passed$|^completed$|^failed$|^incomplete$|^browsed$|^not attempted$';
CMIExit = '^time-out$|^suspend$|^logout$|^$';
CMIType = '^true-false$|^choice$|^fill-in$|^matching$|^performance$|^sequencing$|^likert$|^numeric$';
CMIResult = '^correct$|^wrong$|^unanticipated$|^neutral$|^([0-9]{0,3})?(\.[0-9]{1,2})?$';
NAVEvent = '^previous$|^continue$';
// Children lists
cmi_children = 'core, suspend_data, launch_data, comments, objectives, student_data, student_preference, interactions';
core_children = 'student_id, student_name, lesson_location, credit, lesson_status, entry, score, total_time, lesson_mode, exit, session_time';
score_children = 'raw, min, max';
objectives_children = 'id, score, status';
student_data_children = 'mastery_score, max_time_allowed, time_limit_action';
student_preference_children = 'audio, language, speed, text';
interactions_children = 'id, objectives, time, type, correct_responses, weighting, student_response, result, latency';
// Data ranges
score_range = '0#100';
audio_range = '-1#100';
speed_range = '-100#100';
weighting_range = '-100#100';
text_range = '-1#1';
// The SCORM 1.2 data model
var datamodel = {
'cmi._children':{'defaultvalue':cmi_children, 'mod':'r', 'writeerror':'402'},
'cmi._version':{'defaultvalue':'3.4', 'mod':'r', 'writeerror':'402'},
'cmi.core._children':{'defaultvalue':core_children, 'mod':'r', 'writeerror':'402'},
'cmi.core.student_id':{'defaultvalue':'<?php echo $userdata->student_id ?>', 'mod':'r', 'writeerror':'403'},
'cmi.core.student_name':{'defaultvalue':'<?php echo addslashes($userdata->student_name) ?>', 'mod':'r', 'writeerror':'403'},
'cmi.core.lesson_location':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.lesson_location'})?$userdata->{'cmi.core.lesson_location'}:'' ?>', 'format':CMIString256, 'mod':'rw', 'writeerror':'405'},
'cmi.core.credit':{'defaultvalue':'<?php echo $userdata->credit ?>', 'mod':'r', 'writeerror':'403'},
'cmi.core.lesson_status':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.lesson_status'})?$userdata->{'cmi.core.lesson_status'}:'' ?>', 'format':CMIStatus, 'mod':'rw', 'writeerror':'405'},
'cmi.core.entry':{'defaultvalue':'<?php echo $userdata->entry ?>', 'mod':'r', 'writeerror':'403'},
'cmi.core.score._children':{'defaultvalue':score_children, 'mod':'r', 'writeerror':'402'},
'cmi.core.score.raw':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.score.raw'})?$userdata->{'cmi.core.score.raw'}:'' ?>', 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
'cmi.core.score.max':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.score.max'})?$userdata->{'cmi.core.score.max'}:'' ?>', 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
'cmi.core.score.min':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.score.min'})?$userdata->{'cmi.core.score.min'}:'' ?>', 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
'cmi.core.total_time':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.total_time'})?$userdata->{'cmi.core.total_time'}:'00:00:00' ?>', 'mod':'r', 'writeerror':'403'},
'cmi.core.lesson_mode':{'defaultvalue':'<?php echo $userdata->mode ?>', 'mod':'r', 'writeerror':'403'},
'cmi.core.exit':{'defaultvalue':'<?php echo isset($userdata->{'cmi.core.exit'})?$userdata->{'cmi.core.exit'}:'' ?>', 'format':CMIExit, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
'cmi.core.session_time':{'format':CMITimespan, 'mod':'w', 'defaultvalue':'00:00:00', 'readerror':'404', 'writeerror':'405'},
'cmi.suspend_data':{'defaultvalue':'<?php echo isset($userdata->{'cmi.suspend_data'})?$userdata->{'cmi.suspend_data'}:'' ?>', 'format':CMIString4096, 'mod':'rw', 'writeerror':'405'},
'cmi.launch_data':{'defaultvalue':'<?php echo $userdata->datafromlms ?>', 'mod':'r', 'writeerror':'403'},
'cmi.comments':{'defaultvalue':'<?php echo isset($userdata->{'cmi.comments'})?$userdata->{'cmi.comments'}:'' ?>', 'format':CMIString4096, 'mod':'rw', 'writeerror':'405'},
'cmi.comments_from_lms':{'mod':'r', 'writeerror':'403'},
'cmi.objectives._children':{'defaultvalue':objectives_children, 'mod':'r', 'writeerror':'402'},
'cmi.objectives._count':{'mod':'r', 'defaultvalue':'0', 'writeerror':'402'},
'cmi.objectives.n.id':{'pattern':CMIIndex, 'format':CMIIdentifier, 'mod':'rw', 'writeerror':'405'},
'cmi.objectives.n.score._children':{'pattern':CMIIndex, 'mod':'r', 'writeerror':'402'},
'cmi.objectives.n.score.raw':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
'cmi.objectives.n.score.min':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
'cmi.objectives.n.score.max':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
'cmi.objectives.n.status':{'pattern':CMIIndex, 'format':CMIStatus2, 'mod':'rw', 'writeerror':'405'},
'cmi.student_data._children':{'defaultvalue':student_data_children, 'mod':'r', 'writeerror':'402'},
'cmi.student_data.mastery_score':{'defaultvalue':'<?php echo $userdata->masteryscore ?>', 'mod':'r', 'writeerror':'403'},
'cmi.student_data.max_time_allowed':{'defaultvalue':'<?php echo $userdata->maxtimeallowed ?>', 'mod':'r', 'writeerror':'403'},
'cmi.student_data.time_limit_action':{'defaultvalue':'<?php echo $userdata->timelimitaction ?>', 'mod':'r', 'writeerror':'403'},
'cmi.student_preference._children':{'defaultvalue':student_preference_children, 'mod':'r', 'writeerror':'402'},
'cmi.student_preference.audio':{'defaultvalue':'0', 'format':CMISInteger, 'range':audio_range, 'mod':'rw', 'writeerror':'405'},
'cmi.student_preference.language':{'defaultvalue':'', 'format':CMIString256, 'mod':'rw', 'writeerror':'405'},
'cmi.student_preference.speed':{'defaultvalue':'0', 'format':CMISInteger, 'range':speed_range, 'mod':'rw', 'writeerror':'405'},
'cmi.student_preference.text':{'defaultvalue':'0', 'format':CMISInteger, 'range':text_range, 'mod':'rw', 'writeerror':'405'},
'cmi.interactions._children':{'defaultvalue':interactions_children, 'mod':'r', 'writeerror':'402'},
'cmi.interactions._count':{'mod':'r', 'defaultvalue':'0', 'writeerror':'402'},
'cmi.interactions.n.id':{'pattern':CMIIndex, 'format':CMIIdentifier, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
'cmi.interactions.n.objectives._count':{'pattern':CMIIndex, 'mod':'r', 'defaultvalue':'0', 'writeerror':'402'},
'cmi.interactions.n.objectives.n.id':{'pattern':CMIIndex, 'format':CMIIdentifier, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
'cmi.interactions.n.time':{'pattern':CMIIndex, 'format':CMITime, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
'cmi.interactions.n.type':{'pattern':CMIIndex, 'format':CMIType, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
'cmi.interactions.n.correct_responses._count':{'pattern':CMIIndex, 'mod':'r', 'defaultvalue':'0', 'writeerror':'402'},
'cmi.interactions.n.correct_responses.n.pattern':{'pattern':CMIIndex, 'format':CMIFeedback, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
'cmi.interactions.n.weighting':{'pattern':CMIIndex, 'format':CMIDecimal, 'range':weighting_range, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
'cmi.interactions.n.student_response':{'pattern':CMIIndex, 'format':CMIFeedback, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
'cmi.interactions.n.result':{'pattern':CMIIndex, 'format':CMIResult, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
'cmi.interactions.n.latency':{'pattern':CMIIndex, 'format':CMITimespan, 'mod':'w', 'readerror':'404', 'writeerror':'405'},
'nav.event':{'defaultvalue':'', 'format':NAVEvent, 'mod':'w', 'readerror':'404', 'writeerror':'405'}
};
//
// Datamodel inizialization
//
var cmi = new Object();
cmi.core = new Object();
cmi.core.score = new Object();
cmi.objectives = new Object();
cmi.student_data = new Object();
cmi.student_preference = new Object();
cmi.interactions = new Object();
// Navigation Object
var nav = new Object();
for (element in datamodel) {
if (element.match(/\.n\./) == null) {
if ((typeof eval('datamodel["'+element+'"].defaultvalue')) != 'undefined') {
eval(element+' = datamodel["'+element+'"].defaultvalue;');
} else {
eval(element+' = "";');
}
}
}
<?php
$count = 0;
$objectives = '';
foreach($userdata as $element => $value){
if (substr($element,0,14) == 'cmi.objectives') {
preg_match('/.(\d+)./',$element,$matches);
$element = preg_replace('/.(\d+)./',"_\$1.",$element);
if ($matches[1] == $count) {
$count++;
$end = strpos($element,$matches[1])+strlen($matches[1]);
$subelement = substr($element,0,$end);
echo ' '.$subelement." = new Object();\n";
echo ' '.$subelement.".score = new Object();\n";
echo ' '.$subelement.".score._children = score_children;\n";
echo ' '.$subelement.".score.raw = '';\n";
echo ' '.$subelement.".score.min = '';\n";
echo ' '.$subelement.".score.max = '';\n";
}
echo ' '.$element.' = \''.$value."';\n";
}
}
if ($count > 0) {
echo ' cmi.objectives._count = '.$count.";\n";
}
?>
if (cmi.core.lesson_status == '') {
cmi.core.lesson_status = 'not attempted';
}
//
// API Methods definition
//
var Initialized = false;
function LMSInitialize (param) {
errorCode = "0";
if (param == "") {
if (!Initialized) {
<?php
if (($CFG->debug > 7) && (isadmin())) {
echo 'alert("Initialized SCORM 1.2");';
}
?>
Initialized = true;
errorCode = "0";
return "true";
} else {
errorCode = "101";
}
} else {
errorCode = "201";
}
return "false";
}
function LMSFinish (param) {
errorCode = "0";
if (param == "") {
if (Initialized) {
<?php
if (($CFG->debug > 7) && (isadmin())) {
echo 'alert("Finished SCORM 1.2");';
}
?>
Initialized = false;
result = StoreData(cmi,true);
if (nav.event != '') {
if (nav.event == 'continue') {
setTimeout('top.document.location=top.next;',500);
} else {
setTimeout('top.document.location=top.prev;',500);
}
} else {
if (<?php echo $scorm->auto ?> == 1) {
setTimeout('top.document.location=top.next;',500);
}
}
return "true";
} else {
errorCode = "301";
}
} else {
errorCode = "201";
}
return "false";
}
function LMSGetValue (element) {
errorCode = "0";
if (Initialized) {
if (element !="") {
expression = new RegExp(CMIIndex,'g');
elementmodel = element.replace(expression,'.n.');
if ((typeof eval('datamodel["'+elementmodel+'"]')) != "undefined") {
if (eval('datamodel["'+elementmodel+'"].mod') != 'w') {
element = element.replace(expression, "_$1.");
elementIndexes = element.split('.');
subelement = 'cmi';
i = 1;
while ((i < elementIndexes.length) && (typeof eval(subelement) != "undefined")) {
subelement += '.'+elementIndexes[i++];
}
if (subelement == element) {
errorCode = "0";
<?php
if (($CFG->debug > 7) && (isadmin())) {
echo 'alert(element+": "+eval(element));';
}
?>
return eval(element);
} else {
errorCode = "0"; // Need to check if it is the right errorCode
}
} else {
errorCode = eval('datamodel["'+elementmodel+'"].readerror');
}
} else {
childrenstr = '._children';
countstr = '._count';
if (elementmodel.substr(elementmodel.length-childrenstr.length,elementmodel.length) == childrenstr) {
parentmodel = elementmodel.substr(0,elementmodel.length-childrenstr.length);
if ((typeof eval('datamodel["'+parentmodel+'"]')) != "undefined") {
errorCode = "202";
} else {
errorCode = "201";
}
} else if (elementmodel.substr(elementmodel.length-countstr.length,elementmodel.length) == countstr) {
parentmodel = elementmodel.substr(0,elementmodel.length-countstr.length);
if ((typeof eval('datamodel["'+parentmodel+'"]')) != "undefined") {
errorCode = "203";
} else {
errorCode = "201";
}
} else {
errorCode = "201";
}
}
} else {
errorCode = "201";
}
} else {
errorCode = "301";
}
return "";
}
function LMSSetValue (element,value) {
errorCode = "0";
if (Initialized) {
if (element != "") {
expression = new RegExp(CMIIndex,'g');
elementmodel = element.replace(expression,'.n.');
if ((typeof eval('datamodel["'+elementmodel+'"]')) != "undefined") {
if (eval('datamodel["'+elementmodel+'"].mod') != 'r') {
expression = new RegExp(eval('datamodel["'+elementmodel+'"].format'));
value = value+'';
matches = value.match(expression);
if (matches != null) {
//Create dynamic data model element
if (element != elementmodel) {
elementIndexes = element.split('.');
subelement = 'cmi';
for (i=1;i < elementIndexes.length-1;i++) {
elementIndex = elementIndexes[i];
if (elementIndexes[i+1].match(/^\d+$/)) {
if ((typeof eval(subelement+'.'+elementIndex)) == "undefined") {
eval(subelement+'.'+elementIndex+' = new Object();');
eval(subelement+'.'+elementIndex+'._count = 0;');
}
if (elementIndexes[i+1] == eval(subelement+'.'+elementIndex+'._count')) {
eval(subelement+'.'+elementIndex+'._count++;');
}
if (elementIndexes[i+1] > eval(subelement+'.'+elementIndex+'._count')) {
errorCode = "201";
}
subelement = subelement.concat('.'+elementIndex+'_'+elementIndexes[i+1]);
i++;
} else {
subelement = subelement.concat('.'+elementIndex);
}
if ((typeof eval(subelement)) == "undefined") {
eval(subelement+' = new Object();');
if (subelement.substr(0,14) == 'cmi.objectives') {
eval(subelement+'.score = new Object();');
eval(subelement+'.score._children = score_children;');
eval(subelement+'.score.raw = "";');
eval(subelement+'.score.min = "";');
eval(subelement+'.score.max = "";');
}
if (subelement.substr(0,16) == 'cmi.interactions') {
eval(subelement+'.objectives = new Object();');
eval(subelement+'.objectives._count = 0;');
eval(subelement+'.correct_responses = new Object();');
eval(subelement+'.correct_responses._count = 0;');
}
}
}
element = subelement.concat('.'+elementIndexes[elementIndexes.length-1]);
}
//Store data
if (errorCode == "0") {
if ((typeof eval('datamodel["'+elementmodel+'"].range')) != "undefined") {
range = eval('datamodel["'+elementmodel+'"].range');
ranges = range.split('#');
value = value*1.0;
if ((value >= ranges[0]) && (value <= ranges[1])) {
eval(element+'="'+value+'";');
errorCode = "0";
<?php
if (($CFG->debug > 7) && (isadmin())) {
echo 'alert(element+":= "+value);';
}
?>
return "true";
} else {
errorCode = eval('datamodel["'+elementmodel+'"].writeerror');
}
} else {
if (element == 'cmi.comments') {
eval(element+'+="'+value+'";');
} else {
eval(element+'="'+value+'";');
}
errorCode = "0";
<?php
if (($CFG->debug > 7) && (isadmin())) {
echo 'alert(element+":= "+value);';
}
?>
return "true";
}
}
} else {
errorCode = eval('datamodel["'+elementmodel+'"].writeerror');
}
} else {
errorCode = eval('datamodel["'+elementmodel+'"].writeerror');
}
} else {
errorCode = "201"
}
} else {
errorCode = "201";
}
} else {
errorCode = "301";
}
return "false";
}
function LMSCommit (param) {
errorCode = "0";
if (param == "") {
if (Initialized) {
result = StoreData(cmi,false);
<?php
if (($CFG->debug > 7) && (isadmin())) {
echo 'alert("Data Commited");';
}
?>
return "true";
} else {
errorCode = "301";
}
} else {
errorCode = "201";
}
return "false";
}
function LMSGetLastError () {
return errorCode;
}
function LMSGetErrorString (param) {
if (param != "") {
var errorString = new Array();
errorString["0"] = "No error";
errorString["101"] = "General exception";
errorString["201"] = "Invalid argument error";
errorString["202"] = "Element cannot have children";
errorString["203"] = "Element not an array - cannot have count";
errorString["301"] = "Not initialized";
errorString["401"] = "Not implemented error";
errorString["402"] = "Invalid set value, element is a keyword";
errorString["403"] = "Element is read only";
errorString["404"] = "Element is write only";
errorString["405"] = "Incorrect data type";
return errorString[param];
} else {
return "";
}
}
function LMSGetDiagnostic (param) {
if (param == "") {
param = errorCode;
}
return param;
}
function AddTime (first, second) {
var sFirst = first.split(":");
var sSecond = second.split(":");
var cFirst = sFirst[2].split(".");
var cSecond = sSecond[2].split(".");
var change = 0;
FirstCents = 0; //Cents
if (cFirst.length > 1) {
FirstCents = parseInt(cFirst[1],10);
}
SecondCents = 0;
if (cSecond.length > 1) {
SecondCents = parseInt(cSecond[1],10);
}
var cents = FirstCents + SecondCents;
change = Math.floor(cents / 100);
cents = cents - (change * 100);
if (Math.floor(cents) < 10) {
cents = "0" + cents.toString();
}
var secs = parseInt(cFirst[0],10)+parseInt(cSecond[0],10)+change; //Seconds
change = Math.floor(secs / 60);
secs = secs - (change * 60);
if (Math.floor(secs) < 10) {
secs = "0" + secs.toString();
}
mins = parseInt(sFirst[1],10)+parseInt(sSecond[1],10)+change; //Minutes
change = Math.floor(mins / 60);
mins = mins - (change * 60);
if (mins < 10) {
mins = "0" + mins.toString();
}
hours = parseInt(sFirst[0],10)+parseInt(sSecond[0],10)+change; //Hours
if (hours < 10) {
hours = "0" + hours.toString();
}
if (cents != '0') {
return hours + ":" + mins + ":" + secs + '.' + cents;
} else {
return hours + ":" + mins + ":" + secs;
}
}
function TotalTime() {
total_time = AddTime(cmi.core.total_time, cmi.core.session_time);
return '&'+underscore('cmi.core.total_time')+'='+escape(total_time);
}
function CollectData(data,parent) {
var datastring = '';
for (property in data) {
if (typeof data[property] == 'object') {
datastring += CollectData(data[property],parent+'.'+property);
} else {
element = parent+'.'+property;
expression = new RegExp(CMIIndex,'g');
elementmodel = element.replace(expression,'.n.');
if (elementmodel != "cmi.core.session_time") {
if ((typeof eval('datamodel["'+elementmodel+'"]')) != "undefined") {
if (eval('datamodel["'+elementmodel+'"].mod') != 'r') {
elementstring = '&'+underscore(element)+'='+escape(data[property]);
if ((typeof eval('datamodel["'+elementmodel+'"].defaultvalue')) != "undefined") {
if (eval('datamodel["'+elementmodel+'"].defaultvalue') != data[property]) {
datastring += elementstring;
}
} else {
datastring += elementstring;
}
}
}
}
}
}
return datastring;
}
function StoreData(data,storetotaltime) {
if (storetotaltime) {
if (cmi.core.lesson_status == 'not attempted') {
cmi.core.lesson_status = 'completed';
}
if (cmi.core.lesson_mode == 'normal') {
if (cmi.core.credit == 'credit') {
if (cmi.core.lesson_status == 'completed') {
if (cmi.student_data.mastery_score != '') {
if (parseFloat(cmi.core.score.raw) >= parseFloat(cmi.student_data.mastery_score)) {
cmi.core.lesson_status = 'passed';
} else {
cmi.core.lesson_status = 'failed';
}
}
}
}
}
if (cmi.core.lesson_mode == 'browse') {
if (datamodel['cmi.core.lesson_status'].defaultvalue == '') {
cmi.core.lesson_status = 'browsed';
}
}
datastring = CollectData(data,'cmi');
datastring += TotalTime();
} else {
datastring = CollectData(data,'cmi');
}
datastring += '&attempt=<?php echo $attempt ?>';
datastring += '&scoid=<?php echo $sco->id ?>';
var myRequest = NewHttpReq();
result = DoRequest(myRequest,"<?php p($CFG->wwwroot) ?>/mod/scorm/datamodel.php","id=<?php p($id) ?>&sesskey=<?php p($USER->sesskey) ?>"+datastring);
results = result.split('\n');
errorCode = results[1];
return results[0];
}
this.LMSInitialize = LMSInitialize;
this.LMSFinish = LMSFinish;
this.LMSGetValue = LMSGetValue;
this.LMSSetValue = LMSSetValue;
this.LMSCommit = LMSCommit;
this.LMSGetLastError = LMSGetLastError;
this.LMSGetErrorString = LMSGetErrorString;
this.LMSGetDiagnostic = LMSGetDiagnostic;
}
var API = new SCORMapi1_2();
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