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4288
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leinfelder
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/****************************************************************************
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* Multiple Assessment download
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* @param form containing the neceassary input items
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* @return true/false for form submission
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*****************************************************************************/
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function multipleAssessmentSearch(submitFormObj) {
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4377
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//alert("submitFormObj=" + submitFormObj);
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4288
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leinfelder
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//harvest the metadata fields we want to include
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var metadataObjs = new Array();
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/*
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var index = 0;
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for (var i=0; i < submitFormObj.length; i++) {
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var formElement = submitFormObj.elements[i];
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if (formElement.type == "checkbox" && formElement.checked) {
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//ignore certain other checkboxes, kind of a hack
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if (formElement.name == "includeQuestions") {
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continue;
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}
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var metadataObj = new Object();
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metadataObj.name = formElement.name;
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metadataObj.value = formElement.value;
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metadataObjs[index] = metadataObj;
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index++;
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}
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}
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*/
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4288
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//TODO option for all questions vs. just one
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var questionId = submitFormObj.questionId.value;
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//alert("questionId=" + questionId);
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var questionIds = new Array();
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questionIds[0] = questionId;
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var documentObjects = new Array();
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var index = 0;
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if (submitFormObj.docid.length > 1) {
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for (var i=0; i < submitFormObj.docid.length; i++) {
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if (submitFormObj.docid[i].checked) {
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var documentObject = new Object();
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documentObject.docid = submitFormObj.docid[i].value;
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for (var z = 0; z < submitFormObj[documentObject.docid].length; z++) {
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questionIds[z] = submitFormObj[documentObject.docid][z].value;
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}
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documentObject.questionIds = questionIds;
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documentObjects[index] = documentObject;
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index++;
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}
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4288
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}
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}
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else {
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//alert("submitFormObj.docid=" + submitFormObj.docid);
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if (submitFormObj.docid.checked) {
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var documentObject = new Object();
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documentObject.docid = submitFormObj.docid.value;
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for (var z = 0; z < submitFormObj[documentObject.docid].length; z++) {
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questionIds[z] = submitFormObj[documentObject.docid][z].value;
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}
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documentObject.questionIds = questionIds;
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documentObjects[0] = documentObject;
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}
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}
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var query = generateQuery(documentObjects, metadataObjs);
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submitFormObj.dataquery.value = query;
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return true;
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}
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/****************************************************************************
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* Single Assessment download
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* @param form containing the neceassary input items
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* @return true/false for form submission
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*****************************************************************************/
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function assessmentSearch(submitFormObj) {
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//harvest the metadata fields we want to include
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var metadataObjs = new Array();
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var index = 0;
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for (var i=0; i < submitFormObj.length; i++) {
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var formElement = submitFormObj.elements[i];
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if (formElement.type == "checkbox" && formElement.checked) {
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//ignore certain other checkboxes, kind of a hack
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if (formElement.name == "includeQuestions") {
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continue;
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}
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var metadataObj = new Object();
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metadataObj.name = formElement.name;
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metadataObj.value = formElement.value;
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metadataObjs[index] = metadataObj;
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index++;
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}
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}
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//var checkBox = document.getElementById("searchAll");
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var docId = submitFormObj.docid.value;
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//alert("docId=" + docId);
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//do we want question metadata?
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var includeQuestions = submitFormObj.includeQuestions.checked;
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var questionIds = new Array();
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questionIds[0] = "";
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if (includeQuestions) {
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if (submitFormObj.assessmentItemId.length > 1) {
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for (var i=0; i < submitFormObj.assessmentItemId.length; i++) {
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questionIds[i] = submitFormObj.assessmentItemId[i].value;
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}
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}
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else {
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questionIds[0] = submitFormObj.assessmentItemId.value;
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}
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}
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4288
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//set up the list of objects to pass to the query assembler, just one document
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var documentObjects = new Array();
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var documentObject = new Object();
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documentObject.docid = docId;
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documentObject.questionIds = questionIds;
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documentObjects[0] = documentObject;
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4281
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var query = generateQuery(documentObjects, metadataObjs);
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submitFormObj.dataquery.value = query;
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return true;
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}
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/****************************************************************************
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* Query Generation function
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* @param docObjs is an Array of Objects with "docid" (String) and "questionIds" (Array) properties
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* @param metadataObjs is an Array of Objects with "name" and "value" properties (both String)
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* @return generated query string
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*****************************************************************************/
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function generateQuery(docObjs, metadataObjs) {
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//alert("calling method");
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//construct the assessment metadata attribute selection snippet
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var metadataAttributes = "";
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var index = 0;
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for (var j=0; j < metadataObjs.length; j++) {
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var metadataObj = metadataObjs[j];
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metadataAttributes += "<attribute index=\"";
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metadataAttributes += index;
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metadataAttributes += "\">";
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metadataAttributes += "<pathexpr label=\"";
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metadataAttributes += metadataObj.name;
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metadataAttributes += "\">";
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metadataAttributes += metadataObj.value;
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metadataAttributes += "</pathexpr>";
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metadataAttributes += "</attribute>";
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index++;
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}//metadataObjs loop
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//construct the begining of the query
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var tempQuery =
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"<?xml version=\"1.0\"?>"
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+ "<dataquery>"
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+ "<union>";
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for (var i=0; i < docObjs.length; i++) {
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var docId = docObjs[i].docid;
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4377
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//alert("docId=" + docId);
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4288
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//get the question ids for this question
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var questionIds = docObjs[i].questionIds;
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4267
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//alert("questionIds=" + questionIds);
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4288
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leinfelder
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//assemble the assessment metadata
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var metadataAttributeSelection = "";
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if (metadataAttributes.length > 0) {
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metadataAttributeSelection =
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"<datapackage id=\"" + docId + "\">"
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+ "<entity id=\"" + docId + "\">"
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+ metadataAttributes
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+ "</entity>"
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+ "</datapackage>";
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}
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//loop for each question item
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for (var k=0; k < questionIds.length; k++) {
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var questionId = questionIds[k];
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tempQuery +=
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"<query>"
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//select the data
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+ "<selection>"
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+ "<datapackage id=\"" + docId + "\">"
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+ "<entity index=\"0\">"
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+ "<attribute index=\"0\"/>"
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+ "<attribute index=\"1\"/>"
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//omit student id attribute
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+ "<attribute index=\"3\"/>"
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+ "<attribute index=\"4\"/>"
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+ "</entity>"
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+ "</datapackage>";
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//select the metadata
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tempQuery += metadataAttributeSelection;
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//select the question metadata
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if (questionId.length > 0) {
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tempQuery +=
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"<datapackage id=\"" + questionId + "\">"
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+ "<entity id=\"" + questionId + "\">"
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+ "<attribute index=\"0\">"
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+ "<pathexpr label=\"qId\">//assessment/section/item/@ident</pathexpr>"
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+ "</attribute>"
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+ "<attribute index=\"1\">"
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+ "<pathexpr label=\"qTitle\">//assessment/section/item/@title</pathexpr>"
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+ "</attribute>"
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+ "<attribute index=\"2\">"
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+ "<pathexpr label=\"qLabel\">//assessment/section/item/presentation/@label</pathexpr>"
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+ "</attribute>"
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+ "</entity>"
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+ "</datapackage>";
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}
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tempQuery += "</selection>";
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4281
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leinfelder
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| 235 |
4288
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leinfelder
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//join to the quesion "table"
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if (questionId.length > 0) {
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4281
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tempQuery +=
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| 238 |
4288
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"<where>"
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+ "<condition type=\"join\">"
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+ "<left>"
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| 241 |
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+ "<datapackage id=\"" + docId + "\">"
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+ "<entity index=\"0\">"
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+ "<attribute index=\"1\"/>"
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+ "</entity>"
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+ "</datapackage>"
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+ "</left>"
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| 247 |
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+ "<operator>=</operator>"
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| 248 |
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+ "<right>"
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| 249 |
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+ "<datapackage id=\"" + questionId + "\">"
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| 250 |
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+ "<entity id=\"" + questionId + "\">"
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| 251 |
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+ "<attribute index=\"0\">"
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| 252 |
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+ "<pathexpr label=\"qId\">//assessment/section/item/@ident</pathexpr>"
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| 253 |
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+ "</attribute>"
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| 254 |
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+ "</entity>"
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| 255 |
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+ "</datapackage>"
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| 256 |
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+ "</right>"
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| 257 |
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+ "</condition>"
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| 258 |
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+ "</where>";
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}
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| 261 |
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tempQuery += "</query>";
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} // for questionId loop
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| 265 |
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} //for docObjs loop
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| 267 |
4281
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leinfelder
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| 268 |
4288
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leinfelder
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tempQuery +=
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"</union>"
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+ "</dataquery>";
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| 272 |
4377
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leinfelder
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//alert(tempQuery);
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| 273 |
4288
|
leinfelder
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| 274 |
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return tempQuery;
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| 275 |
4290
|
leinfelder
|
}
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| 276 |
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| 277 |
4364
|
leinfelder
|
/**
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| 278 |
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* @param searchTerms - and object (hashtable) with, pay attention now:
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| 279 |
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keys are search values
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| 280 |
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* values are pathexprs
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| 281 |
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**/
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| 282 |
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function generateSearchString(searchTerms, operator, searchAssessments, searchAssessmentItems) {
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| 283 |
4290
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leinfelder
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var queryString =
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| 284 |
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"<pathquery version=\"1.2\">"
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| 285 |
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+"<querytitle>Web-Search</querytitle>";
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| 286 |
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| 287 |
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/** assessments **/
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| 288 |
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if (searchAssessments) {
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| 289 |
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| 290 |
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queryString +=
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| 291 |
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"<returndoctype>edml://ecoinformatics.org/edml</returndoctype>"
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| 292 |
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| 293 |
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//assessment fields
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| 294 |
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+"<returnfield>assessment/duration</returnfield>"
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| 295 |
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+"<returnfield>assessment/@title</returnfield>"
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| 296 |
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+"<returnfield>assessment/@id</returnfield>"
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| 297 |
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+"<returnfield>lom/general/title/string</returnfield>"
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| 298 |
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+"<returnfield>lom/general/keyword/string</returnfield>"
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| 299 |
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+"<returnfield>individualName/surName</returnfield>"
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| 300 |
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+"<returnfield>organizationName</returnfield>"
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| 301 |
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| 302 |
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+"<returnfield>assessmentItems/assessmentItem/assessmentItemId</returnfield>";
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| 303 |
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| 304 |
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}
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| 305 |
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| 306 |
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/** questions **/
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| 307 |
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if (searchAssessmentItems) {
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| 308 |
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queryString +=
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| 309 |
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"<returndoctype>http://www.imsglobal.org/xsd/ims_qtiasiv1p2</returndoctype>"
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| 310 |
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| 311 |
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//question (qti) fields
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| 312 |
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+"<returnfield>item/@title</returnfield>"
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+"<returnfield>item/@ident</returnfield>"
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| 314 |
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+"<returnfield>qtimetadata/qtimetadatafield/fieldlabel</returnfield>"
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| 315 |
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+"<returnfield>qtimetadata/qtimetadatafield/fieldentry</returnfield>"
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| 316 |
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//classification
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| 317 |
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+"<returnfield>fieldlabel</returnfield>"
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| 318 |
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+"<returnfield>fieldentry</returnfield>"
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| 319 |
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+"<returnfield>objectives/material/mattext</returnfield>"
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| 320 |
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//question content
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| 321 |
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+"<returnfield>presentation/flow/material/mattext</returnfield>"
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| 322 |
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+"<returnfield>response_label/@ident</returnfield>"
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| 323 |
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+"<returnfield>response_label/material/mattext</returnfield>";
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| 324 |
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}
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| 325 |
4364
|
leinfelder
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| 326 |
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queryString +=
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| 327 |
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"<querygroup operator=\"" + operator + "\">";
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| 328 |
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| 329 |
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for (var i in searchTerms) {
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| 330 |
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var key = i;
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| 331 |
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var value = searchTerms[i];
|
| 332 |
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queryString +=
|
| 333 |
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"<queryterm searchmode=\"contains\" casesensitive=\"false\">";
|
| 334 |
|
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if (key != "anyValue") {
|
| 335 |
|
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queryString += "<pathexpr>" + key + "</pathexpr>";
|
| 336 |
|
|
}
|
| 337 |
|
|
queryString += "<value>" + value + "</value>";
|
| 338 |
|
|
queryString +="</queryterm>";
|
| 339 |
|
|
}
|
| 340 |
|
|
|
| 341 |
4290
|
leinfelder
|
queryString +=
|
| 342 |
4364
|
leinfelder
|
"</querygroup>"
|
| 343 |
4290
|
leinfelder
|
+"</pathquery>";
|
| 344 |
|
|
|
| 345 |
|
|
return queryString;
|
| 346 |
|
|
|
| 347 |
|
|
}
|
| 348 |
|
|
|
| 349 |
|
|
|
| 350 |
|
|
function generateAssessmentSearchString(assessmentItemId) {
|
| 351 |
|
|
var query =
|
| 352 |
|
|
"<pathquery version='1.2'>"
|
| 353 |
|
|
+"<querytitle>Containing-Assessment-Search</querytitle>"
|
| 354 |
|
|
|
| 355 |
|
|
+"<returndoctype>edml://ecoinformatics.org/edml</returndoctype>"
|
| 356 |
|
|
|
| 357 |
|
|
+"<returnfield>assessment/@title</returnfield>"
|
| 358 |
|
|
+"<returnfield>assessment/@id</returnfield>"
|
| 359 |
|
|
+"<returnfield>assessment/duration</returnfield>"
|
| 360 |
|
|
+"<returnfield>lom/general/title/string</returnfield>"
|
| 361 |
|
|
+"<returnfield>lom/general/keyword/string</returnfield>"
|
| 362 |
|
|
+"<returnfield>individualName/surName</returnfield>"
|
| 363 |
|
|
+"<returnfield>organizationName</returnfield>"
|
| 364 |
|
|
|
| 365 |
|
|
+"<returnfield>assessmentItems/assessmentItem/assessmentItemId</returnfield>";
|
| 366 |
|
|
|
| 367 |
|
|
if (assessmentItemId.length > 0) {
|
| 368 |
|
|
query += "<querygroup operator='UNION'>";
|
| 369 |
|
|
|
| 370 |
|
|
//add the assessmentId if included
|
| 371 |
|
|
query +=
|
| 372 |
|
|
"<queryterm searchmode='contains' casesensitive='false'>"
|
| 373 |
|
|
+"<value>"
|
| 374 |
|
|
+ assessmentItemId
|
| 375 |
|
|
+"</value>"
|
| 376 |
|
|
+"<pathexpr>assessmentItemId</pathexpr>"
|
| 377 |
|
|
+"</queryterm>";
|
| 378 |
|
|
|
| 379 |
|
|
//close the query group
|
| 380 |
|
|
query +=
|
| 381 |
|
|
"</querygroup>";
|
| 382 |
|
|
}
|
| 383 |
|
|
|
| 384 |
|
|
query += "</pathquery>";
|
| 385 |
|
|
|
| 386 |
|
|
return query;
|
| 387 |
|
|
}
|
| 388 |
|
|
|
| 389 |
4363
|
leinfelder
|
function generateAssessmentListString(assessmentIds) {
|
| 390 |
|
|
var query =
|
| 391 |
|
|
"<pathquery version='1.2'>"
|
| 392 |
|
|
+"<querytitle>Assessment-List</querytitle>"
|
| 393 |
|
|
|
| 394 |
|
|
+"<returndoctype>edml://ecoinformatics.org/edml</returndoctype>"
|
| 395 |
|
|
|
| 396 |
|
|
+"<returnfield>assessment/@title</returnfield>"
|
| 397 |
|
|
+"<returnfield>assessment/@id</returnfield>"
|
| 398 |
|
|
+"<returnfield>assessment/duration</returnfield>"
|
| 399 |
|
|
+"<returnfield>lom/general/title/string</returnfield>"
|
| 400 |
|
|
+"<returnfield>lom/general/keyword/string</returnfield>"
|
| 401 |
|
|
+"<returnfield>individualName/surName</returnfield>"
|
| 402 |
|
|
+"<returnfield>organizationName</returnfield>"
|
| 403 |
|
|
|
| 404 |
|
|
+"<returnfield>assessmentItems/assessmentItem/assessmentItemId</returnfield>";
|
| 405 |
|
|
|
| 406 |
|
|
if (assessmentIds.length > 0) {
|
| 407 |
|
|
query += "<querygroup operator='UNION'>";
|
| 408 |
|
|
|
| 409 |
|
|
//add the assessmentId if included
|
| 410 |
|
|
for (var i=0; i < assessmentIds.length; i++) {
|
| 411 |
|
|
query +=
|
| 412 |
|
|
"<queryterm searchmode='equals' casesensitive='false'>"
|
| 413 |
|
|
+"<value>"
|
| 414 |
|
|
+ assessmentIds[i]
|
| 415 |
|
|
+"</value>"
|
| 416 |
|
|
+"<pathexpr>@packageId</pathexpr>"
|
| 417 |
|
|
+"</queryterm>";
|
| 418 |
|
|
}
|
| 419 |
|
|
//close the query group
|
| 420 |
|
|
query +=
|
| 421 |
|
|
"</querygroup>";
|
| 422 |
|
|
}
|
| 423 |
|
|
|
| 424 |
|
|
query += "</pathquery>";
|
| 425 |
|
|
|
| 426 |
|
|
return query;
|
| 427 |
|
|
}
|
| 428 |
|
|
|
| 429 |
4377
|
leinfelder
|
function callAjax(metacatURL, myQuery, qfmt, divId) {
|
| 430 |
4290
|
leinfelder
|
|
| 431 |
|
|
//alert("calling ajax: " + metacatURL);
|
| 432 |
|
|
//alert("myQuery: " + myQuery);
|
| 433 |
|
|
|
| 434 |
|
|
//var myRequest = new Ajax.Request(
|
| 435 |
|
|
var myUpdate = new Ajax.Updater(
|
| 436 |
4377
|
leinfelder
|
divId,
|
| 437 |
4290
|
leinfelder
|
metacatURL,
|
| 438 |
|
|
{ method: 'post',
|
| 439 |
|
|
parameters: { action: 'squery', qformat: qfmt, query: myQuery},
|
| 440 |
|
|
evalScripts: true,
|
| 441 |
|
|
//onSuccess: function(transport) {alert('success: ' + transport.status);},
|
| 442 |
|
|
onFailure: function(transport) {alert('failure making ajax call');}
|
| 443 |
|
|
});
|
| 444 |
|
|
|
| 445 |
|
|
//alert("done calling ajax");
|
| 446 |
4267
|
leinfelder
|
}
|