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function checkSearch(submitFormObj) {
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//alert("calling method");
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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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7
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//do we want question metadata?
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var includeQuestions = submitFormObj.includeQuestionsRadio.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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//alert("questionIds=" + questionIds);
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//construct the assessment metadata query
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var metadataAttributes = "";
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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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32
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metadataAttributes += "<attribute index=\"";
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metadataAttributes += index;
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metadataAttributes += "\">";
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36
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metadataAttributes += "<pathexpr label=\"";
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metadataAttributes += formElement.name;
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metadataAttributes += "\">";
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metadataAttributes += formElement.value;
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metadataAttributes += "</pathexpr>";
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42
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metadataAttributes += "</attribute>";
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index++;
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}
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}
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48
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//assemble the assessment metadata
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metadataAttributes =
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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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56
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//construct the entire query
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var tempQuery =
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"<?xml version=\"1.0\"?>"
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60
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+ "<dataquery>"
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+ "<union>";
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62
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//loop for each question item
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for (var i=0; i < questionIds.length; i++) {
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var questionId = questionIds[i];
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66
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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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80
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81
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//select the metadata
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82
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tempQuery += metadataAttributes;
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83
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84
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//select the question metadata
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85
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if (questionId.length > 0) {
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86
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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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101
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102
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tempQuery += "</selection>";
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103
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104
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//join to the quesion "table"
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105
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if (questionId.length > 0) {
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106
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tempQuery +=
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107
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"<where>"
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+ "<condition type=\"join\">"
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109
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+ "<left>"
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110
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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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+ "<operator>=</operator>"
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+ "<right>"
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+ "<datapackage id=\"" + questionId + "\">"
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119
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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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+ "</entity>"
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+ "</datapackage>"
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+ "</right>"
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+ "</condition>"
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127
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+ "</where>";
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128
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}
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129
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130
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tempQuery += "</query>";
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131
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}
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132
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133
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tempQuery +=
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134
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"</union>"
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135
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+ "</dataquery>";
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136
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137
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submitFormObj.dataquery.value = tempQuery;
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138
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139
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//alert(submitFormObj.dataquery.value);
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140
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141
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return true;
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|
142
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}
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