scorm_13.js.php

很棒的在线教学系统

                                    return "unknown";
                                } else {
                                    return "false";
                                }
                            }
                        } else {
                            errorCode = "401";
                        }
                    }
                }
            } else {
                errorCode = "301";
            }
        } else {
            if (Terminated) {
                errorCode = "123";
            } else {
                errorCode = "122";
            }
        }
        <?php
            if (debugging('',DEBUG_DEVELOPER)) {
//                echo 'alert("GetValue("+element+") -> "+GetErrorString(errorCode));';
                echo 'LogAPICall("GetValue", element, "", errorCode);';
            }
        ?>
        return "";
    }

    function SetValue (element,value) {
        errorCode = "0";
        diagnostic = "";
        if ((Initialized) && (!Terminated)) {
            if (element != "") {
                var expression = new RegExp(CMIIndex,'g');
                var elementmodel = String(element).replace(expression,'.n.');
                if ((typeof eval('datamodel["'+elementmodel+'"]')) != "undefined") {
                    if (eval('datamodel["'+elementmodel+'"].mod') != 'r') {
                        if (eval('datamodel["'+elementmodel+'"].format') != 'CMIFeedback') {
                            expression = new RegExp(eval('datamodel["'+elementmodel+'"].format'));
                        } else {
                            // cmi.interactions.n.type depending format accept everything at this stage
                            expression = new RegExp(CMIFeedback);
                        }
                        value = value+'';
                        var matches = value.match(expression);
                        if ((matches != null) && ((matches.join('').length > 0) || (value.length == 0))) {
                            // Value match dataelement format

                            if (element != elementmodel) {
                                //This is a dynamic datamodel element

                                var elementIndexes = element.split('.');
                                var subelement = 'cmi';
                                var parentelement = 'cmi';
                                for (var i=1;(i < elementIndexes.length-1) && (errorCode=="0");i++) {
                                    var elementIndex = elementIndexes[i];
                                    if (elementIndexes[i+1].match(/^\d+$/)) {
                                        if ((parseInt(elementIndexes[i+1]) > 0) && (elementIndexes[i+1].charAt(0) == 0)) {
                                            // Index has a leading 0 (zero), this is not a number
                                            errorCode = "351";
                                        }
                                        parentelement = subelement+'.'+elementIndex;
                                        if ((typeof eval(parentelement) == "undefined") || (typeof eval(parentelement+'._count') == "undefined")) {
                                            errorCode="408";
                                        } else {
                                            if (elementIndexes[i+1] > eval(parentelement+'._count')) {
                                                errorCode = "351";
                                                diagnostic = "Data Model Element Collection Set Out Of Order";
                                            }
                                            subelement = subelement.concat('.'+elementIndex+'.N'+elementIndexes[i+1]);
                                            i++;

                                            if (((typeof eval(subelement)) == "undefined") && (i < elementIndexes.length-2)) {
                                                errorCode="408";
                                            }
                                        }
                                    } else {
                                        subelement = subelement.concat('.'+elementIndex);
                                    }
                                }

                                if (errorCode == "0") {
                                    // Till now it's a real datamodel element

                                    element = subelement.concat('.'+elementIndexes[elementIndexes.length-1]);

                                    if ((typeof eval(subelement)) == "undefined") {
                                        switch (elementmodel) {
                                            case 'cmi.objectives.n.id':
                                                if (!duplicatedID(element,parentelement,value)) {
                                                    if (elementIndexes[elementIndexes.length-2] == eval(parentelement+'._count')) {
                                                        eval(parentelement+'._count++;');
                                                        eval(subelement+' = new Object();');
                                                        var subobject = eval(subelement);
                                                        subobject.success_status = datamodel["cmi.objectives.n.success_status"].defaultvalue;
                                                        subobject.completion_status = datamodel["cmi.objectives.n.completion_status"].defaultvalue;
                                                        subobject.progress_measure = datamodel["cmi.objectives.n.progress_measure"].defaultvalue;
                                                        subobject.score = new Object();
                                                        subobject.score._children = score_children;
                                                        subobject.score.scaled = datamodel["cmi.objectives.n.score.scaled"].defaultvalue;
                                                        subobject.score.raw = datamodel["cmi.objectives.n.score.raw"].defaultvalue;
                                                        subobject.score.min = datamodel["cmi.objectives.n.score.min"].defaultvalue;
                                                        subobject.score.max = datamodel["cmi.objectives.n.score.max"].defaultvalue;
                                                    }
                                                } else {
                                                    errorCode="351";
                                                    diagnostic = "Data Model Element ID Already Exists";
                                                }
                                            break;
                                            case 'cmi.interactions.n.id':
                                                if (elementIndexes[elementIndexes.length-2] == eval(parentelement+'._count')) {
                                                    eval(parentelement+'._count++;');
                                                    eval(subelement+' = new Object();');
                                                    var subobject = eval(subelement);
                                                    subobject.objectives = new Object();
                                                    subobject.objectives._count = 0;
                                                }
                                            break;
                                            case 'cmi.interactions.n.objectives.n.id':
                                                if (typeof eval(parentelement) != "undefined") {
                                                    if (!duplicatedID(element,parentelement,value)) {
                                                        if (elementIndexes[elementIndexes.length-2] == eval(parentelement+'._count')) {
                                                            eval(parentelement+'._count++;');
                                                            eval(subelement+' = new Object();');
                                                        }
                                                    } else {
                                                        errorCode="351";
                                                        diagnostic = "Data Model Element ID Already Exists";
                                                    }
                                                } else {
                                                    errorCode="408";
                                                }
                                            break;
                                            case 'cmi.interactions.n.correct_responses.n.pattern':
                                                if (typeof eval(parentelement) != "undefined") {
                                                    // Use cmi.interactions.n.type value to check the right dataelement format
                                                    if (elementIndexes[elementIndexes.length-2] == eval(parentelement+'._count')) {
                                                        var interactiontype = eval(String(parentelement).replace('correct_responses','type'));
                                                        var interactioncount = eval(parentelement+'._count');
                                                        // trap duplicate values, which is not allowed for type choice
                                                        if (interactiontype == 'choice') {
                                                            for (var i=0; (i < interactioncount) && (errorCode=="0"); i++) {
                                                               if (eval(parentelement+'.N'+i+'.pattern') == value) {
                                                                   errorCode = "351";
                                                               }
                                                            }
                                                        }
                                                        if ((typeof correct_responses[interactiontype].limit == 'undefined') ||
                                                            (eval(parentelement+'._count') < correct_responses[interactiontype].limit)) {
                                                            var nodes = new Array();
                                                            if (correct_responses[interactiontype].delimiter != '') {
                                                                nodes = value.split(correct_responses[interactiontype].delimiter);
                                                            } else {
                                                                nodes[0] = value;
                                                            }
                                                            if (interactiontype == 'choice' && nodes.length == 1) {
                                                              alert('not enough choices: ' + element);
                                                            }
                                                            if ((nodes.length > 0) && (nodes.length <= correct_responses[interactiontype].max)) {
                                                                errorCode = CRcheckValueNodes (element, interactiontype, nodes, value, errorCode);
                                                            } else if (nodes.length > correct_responses[interactiontype].max) {
                                                                errorCode = "351";
                                                                diagnostic = "Data Model Element Pattern Too Long";
                                                            }
                                                            if ((errorCode == "0") && ((correct_responses[interactiontype].duplicate == false) ||
                                                               (!duplicatedPA(element,parentelement,value))) || (errorCode == "0" && value == "")) {
                                                               eval(parentelement+'._count++;');
                                                               eval(subelement+' = new Object();');
                                                            } else {
                                                                if (errorCode == "0") {
                                                                    errorCode="351";
                                                                    diagnostic = "Data Model Element Pattern Already Exists";
                                                                }
                                                            }
                                                        } else {
                                                            errorCode="351";
                                                            diagnostic = "Data Model Element Collection Limit Reached";
                                                        }
                                                    } else {
                                                        errorCode="351";
                                                        diagnostic = "Data Model Element Collection Set Out Of Order";
                                                    }
                                                } else {
                                                    errorCode="408";
                                                }
                                            break;
                                            default:
                                                if ((parentelement != 'cmi.objectives') && (parentelement != 'cmi.interactions') && (typeof eval(parentelement) != "undefined")) {
                                                    if (elementIndexes[elementIndexes.length-2] == eval(parentelement+'._count')) {
                                                        eval(parentelement+'._count++;');
                                                        eval(subelement+' = new Object();');
                                                    } else {
                                                        errorCode="351";
                                                        diagnostic = "Data Model Element Collection Set Out Of Order";
                                                    }
                                                } else {
                                                    errorCode="408";
                                                }
                                            break;
                                        }
                                    } else {
                                        switch (elementmodel) {
                                            case 'cmi.objectives.n.id':
                                                if (eval(element) != value) {
                                                    errorCode = "351";
                                                    diagnostic = "Write Once Violation";
                                                }
                                            break;
                                            case 'cmi.interactions.n.objectives.n.id':
                                                if (duplicatedID(element,parentelement,value)) {
                                                    errorCode = "351";