//
// CMI Initialization SCORM 1.2
//
	var cmi= new Object();
	
	cmi.core = new Object();
	cmi.core._children = "student_id,student_name,lesson_location,credit,lesson_status,exit,entry,session_time,total_time,lesson_mode,score,suspend_data,launch_data";
	cmi.core.student_id = "<?php echo $USER->username ?>";
	cmi.core.student_name = "<?php echo $USER->firstname." ".$USER->lastname ?>";
	cmi.core.lesson_location = "<?php echo $sco_user->cmi_core_lesson_location ?>";
	cmi.core.credit = "credit";
	cmi.core.lesson_status = "<?php echo $sco_user->cmi_core_lesson_status ?>";
	cmi.core.exit = "<?php echo $sco_user->cmi_core_exit ?>";
	cmi.core.entry = "<?php if ($sco_user->cmi_core_lesson_status=="not attempted") 
				    echo 'ab-initio'; 
				else 
				    if ($sco_user->cmi_core_lesson_status!="completed") 
					echo 'resume'; 
				    else 
					echo '';?>";
	cmi.core.session_time = "<?php echo $sco_user->cmi_core_session_time ?>";
	cmi.core.total_time = "<?php echo $sco_user->cmi_core_total_time ?>";
	cmi.core.lesson_mode = "<?php echo $_GET["mode"] ?>";
	
	cmi.core.score = new Object();
	cmi.core.score._children = "raw";
	cmi.core.score.raw = "<?php echo $sco_user->cmi_core_score_raw ?>";
	cmi.suspend_data = "<?php echo $sco_user->cmi_suspend_data ?>";
	cmi.launch_data = "<?php echo $sco_user->cmi_launch_data ?>";
/*	cmi.interactions = new Object();
	cmi.interactions._children = "id,objectives,time,type,correct_responses,weighting,student_response,result,latency";
	cmi.interactions._count = 0;
*/
	var errorCode = 0;

//
// end CMI Initialization
//


// 
// SCORM API 1.2 Implementation
//
function SCORMapi() {
    var Initialized = false;

    function LMSInitialize (param) {
	if (param != "") {
	    errorCode = 201;
	    return "false";
	}
	if (!Initialized) {
	    Initialized = true;
	    errorCode = 0;
	    return "true";
	} else {
	    errorCode = 101;
	    return "false";
	}
    }
    
    function LMSGetValue (param) {
	if (Initialized) {
	    //top.status="GET "+param;
	    switch (param) {
		case "cmi.core._children":
		case "cmi.core.student_id":
		case "cmi.core.student_name":
		case "cmi.core.lesson_location":
		case "cmi.core.credit":
		case "cmi.core.lesson_status":
		case "cmi.core.entry":
		case "cmi.core.total_time":
		case "cmi.core.lesson_mode":
		case "cmi.core.score._children":
		case "cmi.core.score.raw":
		case "cmi.launch_data":
		case "cmi.suspend_data":
		    errorCode = 0;
		    return eval(param);
		break;
		case "cmi.core.exit":
		case "cmi.core.session_time":
		    errorCode = 404;
		    return "";
		break;
		default:
		    errorCode = 401;
		    return "";
		break;
	    }
	} else {
	    errorCode = 301;
	    return "";
	}
    }
    
    function LMSSetValue (param,value) {
	if (Initialized) {
	    //top.status="SET "+param+" = "+value;
	    switch (param) {
		case "cmi.core.session_time":
		    cmi.core.total_time = AddTime(cmi.core.total_time, value);
		    //top.status="SET cmi.core.total_time = "+cmi.core.total_time;
		    eval(param+'="'+value+'";');
		    errorCode = 0;
		    return "true";
		break;
		case "cmi.core.lesson_status":
		    if ((value!="passed")&&(value!="completed")&&(value!="failed")&&(value!="incomplete")&&(value!="browsed")) {
			errorCode = 405;
			return "false";
		    }
		    eval(param+'="'+value+'";');
		    errorCode = 0;
		    return "true";
		break;
		case "cmi.core.score.raw":
		    if ((parseFloat(value,10)).toString() != value) {
			errorCode = 405;
			return "false";
		    } else {
		    	rawvalue = parseFloat(value,10);
		        if ((rawvalue<0) || (rawvalue>100)) {
		           errorCode = 405;
		           return "false";
		        }
		    }
		    eval(param+'="'+value+'";');
		    errorCode = 0;
		    return "true";
		break;
		case "cmi.core.exit":
		    if ((value!="time-out")&&(value!="suspend")&&(value!="logout")&&(value!="")) {
			errorCode = 405;
			return "false";
		    }
		    eval(param+'="'+value+'";');
		    errorCode = 0;
		    return "true";
		break;
		case "cmi.core.lesson_location":
		case "cmi.suspend_data":
		    eval(param+'="'+value+'";');
		    errorCode = 0;
		    return "true";
		break;
		case "cmi.core._children":
		case "cmi.core.score._children":
		    errorCode = 402;
		    return "false";
		break;
		case "cmi.core.student_id":
		case "cmi.core.student_name":
		case "cmi.core.credit":
		case "cmi.core.entry":
		case "cmi.core.total_time":
		case "cmi.core.lesson_mode":
		case "cmi.launch_data":
		    errorCode = 403;
		    return "false";
		break;
		default:
		    //errorCode = 401;  This is more correct but may have problem with some SCOes
		    errorCode = 0; // With this disable any possible SCO errors alert
		    return "false";
		break;
	    }
	} else {
	    errorCode = 301;
	    return "false";
	}
    }

    function LMSCommit (param) {
	if (param != "") {
	    errorCode = 201;
	    return "false";
	}
	if (Initialized) {
	    if (top.nav.cmi.document.theform) {
		cmiform = top.nav.cmi.document.forms[0];
		cmiform.scoid.value = "<?php echo  $sco->id ?>";
		cmiform.cmi_core_lesson_location.value = cmi.core.lesson_location;
		cmiform.cmi_core_lesson_status.value = cmi.core.lesson_status;
		cmiform.cmi_core_exit.value = cmi.core.exit;
		cmiform.cmi_core_session_time.value = cmi.core.session_time;
		cmiform.cmi_core_total_time.value = cmi.core.total_time;
		cmiform.cmi_core_score_raw.value = cmi.core.score.raw;
		cmiform.cmi_suspend_data.value = cmi.suspend_data;
		cmiform.submit();
	    }
	    errorCode = 0;
	    return "true";
	} else {
	    errorCode = 301;
	    return "false";
	}
    }
    
    function LMSFinish (param) {
	if (param != "") {
	    errorCode = 201;
	    return "false";
	}
	if (!Initialized) {
	    errorCode = 301;
	    return "false";
	} else {
	    Initialized = false;
	    errorCode = 0;
            <?php
		 if ($scorm->auto) {
		     if ($sco != $last) {
	                 print "setTimeout('top.nav.document.navform.next.click();',500);\n";
		     } else {
			 print "exitloc = '".$CFG->wwwroot."/mod/scorm/view.php?id=$cm->id';\n";
			 print "setTimeout('top.location = exitloc;',500);\n";
		     }
		} 
	    ?>
	    return "true";
	}    
    }
    
    function LMSGetLastError () {
	return errorCode;
    }
    
    function LMSGetErrorString (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 initializated";
	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];
    }
    
    function LMSGetDiagnostic (param) {
	return param;
    }
	
    function AddTime (first, second) {
	var sFirst = first.split(":");
	var sSecond = second.split(":");
	var change = 0;
	
	var secs = (Math.round((parseFloat(sFirst[2],10)+parseFloat(sSecond[2],10))*100))/100; 	//Seconds
	if (secs > 60) {
	    secs = secs - 60;
	    change = 1;
	} else {
	    change = 0;
	}
	if (Math.floor(secs) < 10) secs = "0" + secs.toString();
	
	mins = parseInt(sFirst[1],10)+parseInt(sSecond[1],10)+change; 	//Minutes
	if (mins > 60) 
	    change = 1;
	else
	    change = 0;
	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();
	
	return hours + ":" + mins + ":" + secs;
    }
    this.LMSInitialize = LMSInitialize;
    this.LMSGetValue = LMSGetValue;
    this.LMSSetValue = LMSSetValue;
    this.LMSCommit = LMSCommit;
    this.LMSFinish = LMSFinish;
    this.LMSGetLastError = LMSGetLastError;
    this.LMSGetErrorString = LMSGetErrorString;
    this.LMSGetDiagnostic = LMSGetDiagnostic;
}

var API = new SCORMapi();