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// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
//
// SCORM 1.2 API Implementation
//
function SCORMapi1_2(def, cmiobj, cmiint, cmistring256, cmistring4096, scormdebugging, scormauto, scormid, cfgwwwroot, sesskey,
scoid, attempt, viewmode, cmid, currentorg, autocommit, masteryoverride, hidetoc) {
var prerequrl = cfgwwwroot + "/mod/scorm/prereqs.php?a=" + scormid + "&scoid=" + scoid + "&attempt=" + attempt + "&mode=" + viewmode + "¤torg=" + currentorg + "&sesskey=" + sesskey;
var datamodelurl = cfgwwwroot + "/mod/scorm/datamodel.php";
var datamodelurlparams = "id=" + cmid + "&a=" + scormid + "&sesskey=" + sesskey + "&attempt=" + attempt + "&scoid=" + scoid;
// Standard Data Type Definition
CMIString256 = cmistring256;
CMIString4096 = cmistring4096;
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]*)?$';
CMIIdentifier = '^[\\u0021-\\u007E]{0,255}$';
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$|^([0-9]{0,3})?(\.[0-9]*)?$';
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';
comments_children = 'content,location,time';
objectives_children = 'id,score,status';
correct_responses_children = 'pattern';
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
// Set up data model for each sco
var datamodel = {};
for(scoid in def){
datamodel[scoid] = {
'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':def[scoid]['cmi.core.student_id'], 'mod':'r', 'writeerror':'403'},
'cmi.core.student_name':{'defaultvalue':def[scoid]['cmi.core.student_name'], 'mod':'r', 'writeerror':'403'},
'cmi.core.lesson_location':{'defaultvalue':def[scoid]['cmi.core.lesson_location'], 'format':CMIString256, 'mod':'rw', 'writeerror':'405'},
'cmi.core.credit':{'defaultvalue':def[scoid]['cmi.core.credit'], 'mod':'r', 'writeerror':'403'},
'cmi.core.lesson_status':{'defaultvalue':def[scoid]['cmi.core.lesson_status'], 'format':CMIStatus, 'mod':'rw', 'writeerror':'405'},
'cmi.core.entry':{'defaultvalue':def[scoid]['cmi.core.entry'], 'mod':'r', 'writeerror':'403'},
'cmi.core.score._children':{'defaultvalue':score_children, 'mod':'r', 'writeerror':'402'},
'cmi.core.score.raw':{'defaultvalue':def[scoid]['cmi.core.score.raw'], 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
'cmi.core.score.max':{'defaultvalue':def[scoid]['cmi.core.score.max'], 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
'cmi.core.score.min':{'defaultvalue':def[scoid]['cmi.core.score.min'], 'format':CMIDecimal, 'range':score_range, 'mod':'rw', 'writeerror':'405'},
'cmi.core.total_time':{'defaultvalue':def[scoid]['cmi.core.total_time'], 'mod':'r', 'writeerror':'403'},
'cmi.core.lesson_mode':{'defaultvalue':def[scoid]['cmi.core.lesson_mode'], 'mod':'r', 'writeerror':'403'},
'cmi.core.exit':{'defaultvalue':def[scoid]['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':def[scoid]['cmi.suspend_data'], 'format':CMIString4096, 'mod':'rw', 'writeerror':'405'},
'cmi.launch_data':{'defaultvalue':def[scoid]['cmi.launch_data'], 'mod':'r', 'writeerror':'403'},
'cmi.comments':{'defaultvalue':def[scoid]['cmi.comments'], 'format':CMIString4096, 'mod':'rw', 'writeerror':'405'},
// deprecated evaluation attributes
'cmi.evaluation.comments._count':{'defaultvalue':'0', 'mod':'r', 'writeerror':'402'},
'cmi.evaluation.comments._children':{'defaultvalue':comments_children, 'mod':'r', 'writeerror':'402'},
'cmi.evaluation.comments.n.content':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMIString256, 'mod':'rw', 'writeerror':'405'},
'cmi.evaluation.comments.n.location':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMIString256, 'mod':'rw', 'writeerror':'405'},
'cmi.evaluation.comments.n.time':{'defaultvalue':'', 'pattern':CMIIndex, 'format':CMITime, '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':def[scoid]['cmi.student_data.mastery_score'], 'mod':'r', 'writeerror':'403'},
'cmi.student_data.max_time_allowed':{'defaultvalue':def[scoid]['cmi.student_data.max_time_allowed'], 'mod':'r', 'writeerror':'403'},
'cmi.student_data.time_limit_action':{'defaultvalue':def[scoid]['cmi.student_data.time_limit_action'], 'mod':'r', 'writeerror':'403'},
'cmi.student_preference._children':{'defaultvalue':student_preference_children, 'mod':'r', 'writeerror':'402'},
'cmi.student_preference.audio':{'defaultvalue':def[scoid]['cmi.student_preference.audio'], 'format':CMISInteger, 'range':audio_range, 'mod':'rw', 'writeerror':'405'},
'cmi.student_preference.language':{'defaultvalue':def[scoid]['cmi.student_preference.language'], 'format':CMIString256, 'mod':'rw', 'writeerror':'405'},
'cmi.student_preference.speed':{'defaultvalue':def[scoid]['cmi.student_preference.speed'], 'format':CMISInteger, 'range':speed_range, 'mod':'rw', 'writeerror':'405'},
'cmi.student_preference.text':{'defaultvalue':def[scoid]['cmi.student_preference.text'], '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'}
};
}
var cmi, nav;
function initdatamodel(scoid){
prerequrl = cfgwwwroot + "/mod/scorm/prereqs.php?a=" + scormid + "&scoid=" + scoid + "&attempt=" + attempt + "&mode=" + viewmode + "¤torg=" + currentorg + "&sesskey=" + sesskey;
datamodelurlparams = "id=" + cmid + "&a=" + scormid + "&sesskey=" + sesskey + "&attempt=" + attempt + "&scoid=" + scoid;
//
// Datamodel inizialization
//
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();
// deprecated evaluation attributes
cmi.evaluation = new Object();
cmi.evaluation.comments = new Object();
// Navigation Object
nav = new Object();
for (element in datamodel[scoid]) {
if (element.match(/\.n\./) == null) {
if (typeof datamodel[scoid][element].defaultvalue != 'undefined') {
eval(element + ' = datamodel["' + scoid + '"]["' + element + '"].defaultvalue;');
} else {
eval(element + ' = "";');
}
}
}
eval(cmiobj[scoid]);
eval(cmiint[scoid]);
if (cmi.core.lesson_status == '') {
cmi.core.lesson_status = 'not attempted';
}
}
//
// API Methods definition
//
var Initialized = false;
function LMSInitialize (param) {
scoid = (scorm_current_node && scorm_current_node.scoid) ? scorm_current_node.scoid : scoid;
initdatamodel(scoid);
errorCode = "0";
if (param == "") {
if (!Initialized) {
Initialized = true;
errorCode = "0";
if (scormdebugging) {
LogAPICall("LMSInitialize", param, "", errorCode);
}
return "true";
} else {
errorCode = "101";
}
} else {
errorCode = "201";
}
if (scormdebugging) {
LogAPICall("LMSInitialize", param, "", errorCode);
}
return "false";
}
function LMSFinish (param) {
errorCode = "0";
if (param == "") {
if (Initialized) {
Initialized = false;
result = StoreData(cmi,true);
if (nav.event != '') {
if (nav.event == 'continue') {
setTimeout('mod_scorm_launch_next_sco();',500);
} else {
setTimeout('mod_scorm_launch_prev_sco();',500);
}
} else {
if (scormauto == 1) {
setTimeout('mod_scorm_launch_next_sco();',500);
}
}
if (scormdebugging) {
LogAPICall("LMSFinish", "AJAXResult", result, 0);
}
result = ('true' == result) ? 'true' : 'false';
errorCode = (result == 'true') ? '0' : '101';
if (scormdebugging) {
LogAPICall("LMSFinish", "result", result, 0);
LogAPICall("LMSFinish", param, "", 0);
}
// trigger TOC update
var callback = M.mod_scorm.connectPrereqCallback;
YUI().use('io-base', function(Y) {
Y.on('io:complete', callback.success, Y);
Y.io(prerequrl);
});
return result;
} else {
errorCode = "301";
}
} else {
errorCode = "201";
}
if (scormdebugging) {
LogAPICall("LMSFinish", param, "", errorCode);
}
return "false";
}
function LMSGetValue (element) {
errorCode = "0";
if (Initialized) {
if (element != "") {
expression = new RegExp(CMIIndex,'g');
elementmodel = String(element).replace(expression,'.n.');
if (typeof datamodel[scoid][elementmodel] != "undefined") {
if (datamodel[scoid][elementmodel].mod != 'w') {
element = String(element).replace(expression, "_$1.");
elementIndexes = element.split('.');
subelement = 'cmi';
i = 1;
while ((i < elementIndexes.length) && (typeof eval(subelement) != "undefined")) {
subelement += '.' + elementIndexes[i++];
}
if (subelement == element) {
errorCode = "0";
if (scormdebugging) {
LogAPICall("LMSGetValue", element, eval(element), 0);
}
return eval(element);
} else {
errorCode = "0"; // Need to check if it is the right errorCode
}
} else {
errorCode = datamodel[scoid][elementmodel].readerror;
}
} else {
childrenstr = '._children';
countstr = '._count';
if (elementmodel.substr(elementmodel.length - childrenstr.length,elementmodel.length) == childrenstr) {
parentmodel = elementmodel.substr(0,elementmodel.length - childrenstr.length);
if (typeof datamodel[scoid][parentmodel] != "undefined") {
errorCode = "202";
} else {
errorCode = "201";
}
} else if (elementmodel.substr(elementmodel.length - countstr.length,elementmodel.length) == countstr) {
parentmodel = elementmodel.substr(0,elementmodel.length - countstr.length);
if (typeof datamodel[scoid][parentmodel] != "undefined") {
errorCode = "203";
} else {
errorCode = "201";
}
} else {
errorCode = "201";
}
}
} else {
errorCode = "201";
}
} else {
errorCode = "301";
}
if (scormdebugging) {
LogAPICall("LMSGetValue", element, "", errorCode);
}
return "";
}
function LMSSetValue (element,value) {
errorCode = "0";
if (Initialized) {
if (element != "") {
expression = new RegExp(CMIIndex,'g');
elementmodel = String(element).replace(expression,'.n.');
if (typeof datamodel[scoid][elementmodel] != "undefined") {
if (datamodel[scoid][elementmodel].mod != 'r') {
expression = new RegExp(datamodel[scoid][elementmodel].format);
value = value + '';
matches = value.match(expression);
if (matches != null) {
//Create dynamic data model element
if (element != elementmodel) {
elementIndexes = element.split('.');
subelement = 'cmi';
for (i = 1; i < elementIndexes.length - 1; i++) {
elementIndex = elementIndexes[i];
if (elementIndexes[i + 1].match(/^\d+$/)) {
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 (autocommit && !(SCORMapi1_2.timeout)) {
SCORMapi1_2.timeout = Y.later(60000, API, 'LMSCommit', [""], false);
}
if (typeof datamodel[scoid][elementmodel].range != "undefined") {
range = datamodel[scoid][elementmodel].range;
ranges = range.split('#');
value = value * 1.0;
if ((value >= ranges[0]) && (value <= ranges[1])) {
eval(element + '=value;');
errorCode = "0";
if (scormdebugging) {
LogAPICall("LMSSetValue", element, value, errorCode);
}
return "true";
} else {
errorCode = datamodel[scoid][elementmodel].writeerror;
}
} else {
if (element == 'cmi.comments') {
cmi.comments = cmi.comments + value;
} else {
eval(element + '=value;');
}
errorCode = "0";
if (scormdebugging) {
LogAPICall("LMSSetValue", element, value, errorCode);
}
return "true";
}
}
} else {
errorCode = datamodel[scoid][elementmodel].writeerror;
}
} else {
errorCode = datamodel[scoid][elementmodel].writeerror;
}
} else {
errorCode = "201"
}
} else {
errorCode = "201";
}
} else {
errorCode = "301";
}
if (scormdebugging) {
LogAPICall("LMSSetValue", element, value, errorCode);
}
return "false";
}
function LMSCommit (param) {
if (SCORMapi1_2.timeout) {
SCORMapi1_2.timeout.cancel();
SCORMapi1_2.timeout = null;
}
errorCode = "0";
if (param == "") {
if (Initialized) {
result = StoreData(cmi,false);
// Trigger TOC update only if TOC is displayed.
// Checks against setting Display course structure in player:
// 0 = To the side, 1 = Hidden, 2 = In a drop down menu, 3 = Disabled
if (hidetoc !== '3') {
Y.log('Refreshing toc');
var callback = M.mod_scorm.connectPrereqCallback;
YUI().use('io-base', function(Y) {
Y.on('io:complete', callback.success, Y);
Y.io(prerequrl);
});
}
if (scormdebugging) {
LogAPICall("Commit", param, "", 0);
}
if (scormdebugging) {
LogAPICall("LMSCommit", "AJAXResult", result, 0);
}
result = ('true' == result) ? 'true' : 'false';
errorCode = (result == 'true') ? '0' : '101';
if (scormdebugging) {
LogAPICall("LMSCommit", "result", result, 0);
LogAPICall("LMSCommit", "errorCode", errorCode, 0);
}
return result;
} else {
errorCode = "301";
}
} else {
errorCode = "201";
}
if (scormdebugging) {
LogAPICall("LMSCommit", param, "", 0);
}
return "false";
}
function LMSGetLastError () {
if (scormdebugging) {
LogAPICall("LMSGetLastError", "", "", errorCode);
}
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";
if (scormdebugging) {
LogAPICall("LMSGetErrorString", param, errorString[param], 0);
}
return errorString[param];
} else {
if (scormdebugging) {
LogAPICall("LMSGetErrorString", param, "No error string found!", 0);
}
return "";
}
}
function LMSGetDiagnostic (param) {
if (param == "") {
param = errorCode;
}
if (scormdebugging) {
LogAPICall("LMSGetDiagnostic", param, param, 0);
}
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') + '=' + encodeURIComponent(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');
// get the generic name for this element (e.g. convert 'cmi.interactions.1.id' to 'cmi.interactions.n.id')
elementmodel = String(element).replace(expression,'.n.');
// ignore the session time element
if (element != "cmi.core.session_time") {
// check if this specific element is not defined in the datamodel,
// but the generic element name is
if (typeof datamodel[scoid][element] == "undefined" && typeof datamodel[scoid][elementmodel] != "undefined") {
// add this specific element to the data model (by cloning
// the generic element) so we can track changes to it
datamodel[scoid][element] = CloneObj(datamodel[scoid][elementmodel]);
}
// check if the current element exists in the datamodel
if (typeof datamodel[scoid][element] != "undefined") {
// make sure this is not a read only element
if (datamodel[scoid][element].mod != 'r') {
elementstring = '&' + underscore(element) + '=' + encodeURIComponent(data[property]);
// check if the element has a default value
if (typeof datamodel[scoid][element].defaultvalue != "undefined") {
// check if the default value is different from the current value
if (datamodel[scoid][element].defaultvalue != data[property] ||
typeof datamodel[scoid][element].defaultvalue != typeof data[property]) {
// append the URI fragment to the string we plan to commit
datastring += elementstring;
// update the element default to reflect the current committed value
datamodel[scoid][element].defaultvalue = data[property];
}
} else {
// append the URI fragment to the string we plan to commit
datastring += elementstring;
// no default value for the element, so set it now
datamodel[scoid][element].defaultvalue = data[property];
}
}
}
}
}
}
return datastring;
}
function CloneObj(obj){
if(obj == null || typeof(obj) != 'object') {
return obj;
}
var temp = new obj.constructor(); // changed (twice)
for(var key in obj) {
temp[key] = CloneObj(obj[key]);
}
return temp;
}
function StoreData(data,storetotaltime) {
var datastring = '';
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 (masteryoverride && cmi.student_data.mastery_score !== '' && cmi.core.score.raw !== '') {
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[scoid]['cmi.core.lesson_status'].defaultvalue == '' && cmi.core.lesson_status == 'not attempted') {
cmi.core.lesson_status = 'browsed';
}
}
datastring = CollectData(data,'cmi');
datastring += TotalTime();
} else {
datastring = CollectData(data,'cmi');
}
var myRequest = NewHttpReq();
//alert('going to:' + "<?php p($CFG->wwwroot) ?>/mod/scorm/datamodel.php" + "id=<?php p($id) ?>&a=<?php p($a) ?>&sesskey=<?php echo sesskey() ?>"+datastring);
var result = DoRequest(myRequest, datamodelurl, datamodelurlparams + datastring);
if (result === false) {
return false;
}
results = String(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;
}
M.scorm_api = {};
M.scorm_api.init = function(Y, def, cmiobj, cmiint, cmistring256, cmistring4096, scormdebugging, scormauto, scormid, cfgwwwroot,
sesskey, scoid, attempt, viewmode, cmid, currentorg, autocommit, masteryoverride, hidetoc) {
window.API = new SCORMapi1_2(def, cmiobj, cmiint, cmistring256, cmistring4096, scormdebugging, scormauto, scormid, cfgwwwroot,
sesskey, scoid, attempt, viewmode, cmid, currentorg, autocommit, masteryoverride, hidetoc);
}