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<?php |
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/* For licensing terms, see /license.txt */ |
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/** |
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* Class FillBlanks |
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* |
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* @author Eric Marguin |
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* @author Julio Montoya multiple fill in blank option added |
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* @package chamilo.exercise |
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**/ |
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class FillBlanks extends Question |
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{ |
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public static $typePicture = 'fill_in_blanks.png'; |
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public static $explanationLangVar = 'FillBlanks'; |
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const FILL_THE_BLANK_STANDARD = 0; |
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const FILL_THE_BLANK_MENU = 1; |
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const FILL_THE_BLANK_SEVERAL_ANSWER = 2; |
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/** |
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* Constructor |
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*/ |
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public function __construct() |
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{ |
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parent::__construct(); |
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$this->type = FILL_IN_BLANKS; |
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$this->isContent = $this->getIsContent(); |
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} |
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/** |
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* function which redefines Question::createAnswersForm |
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* @param FormValidator $form |
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*/ |
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public function createAnswersForm($form) |
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{ |
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//$fillBlanksAllowedSeparator = self::getAllowedSeparator(); |
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$defaults = array(); |
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if (!empty($this->id)) { |
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$objectAnswer = new Answer($this->id); |
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$answer = $objectAnswer->selectAnswer(1); |
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$listAnswersInfo = FillBlanks::getAnswerInfo($answer); |
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if ($listAnswersInfo['switchable']) { |
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$defaults['multiple_answer'] = 1; |
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} else { |
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$defaults['multiple_answer'] = 0; |
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} |
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//take the complete string except after the last '::' |
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$defaults['answer'] = $listAnswersInfo['text']; |
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$defaults['select_separator'] = $listAnswersInfo['blankseparatornumber']; |
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$blankSeparatorNumber = $listAnswersInfo['blankseparatornumber']; |
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} else { |
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$defaults['answer'] = get_lang('DefaultTextInBlanks'); |
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$defaults['select_separator'] = 0; |
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$blankSeparatorNumber = 0; |
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} |
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$blankSeparatorStart = self::getStartSeparator($blankSeparatorNumber); |
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$blankSeparatorEnd = self::getEndSeparator($blankSeparatorNumber); |
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$setWeightAndSize = ''; |
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if (isset($listAnswersInfo) && count($listAnswersInfo['tabweighting']) > 0) { |
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foreach ($listAnswersInfo['tabweighting'] as $i => $weighting) { |
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$setWeightAndSize .= 'document.getElementById("weighting['.$i.']").value = "'.$weighting.'";'; |
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} |
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foreach ($listAnswersInfo['tabinputsize'] as $i => $sizeOfInput) { |
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//var_dump($listAnswersInfo['tabwords']); |
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$setWeightAndSize .= 'document.getElementById("sizeofinput['.$i.']").value = "'.$sizeOfInput.'";'; |
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$setWeightAndSize .= 'document.getElementById("samplesize['.$i.']").style.width = "'.$sizeOfInput.'px";'; |
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} |
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} |
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echo '<script> |
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var firstTime = true; |
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var originalOrder = new Array(); |
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var blankSeparatorStart = "'.$blankSeparatorStart.'"; |
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var blankSeparatorEnd = "'.$blankSeparatorEnd.'"; |
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var blankSeparatorStartRegexp = getBlankSeparatorRegexp(blankSeparatorStart); |
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var blankSeparatorEndRegexp = getBlankSeparatorRegexp(blankSeparatorEnd); |
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var blanksRegexp = "/"+blankSeparatorStartRegexp+"[^"+blankSeparatorStartRegexp+"]*"+blankSeparatorEndRegexp+"/g"; |
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CKEDITOR.on("instanceCreated", function(e) { |
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if (e.editor.name === "answer") { |
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//e.editor.on("change", updateBlanks); |
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e.editor.on("change", function(){ |
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updateBlanks(); |
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}); |
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} |
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}); |
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function updateBlanks() |
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{ |
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var answer; |
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if (firstTime) { |
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var field = document.getElementById("answer"); |
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answer = field.value; |
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} else { |
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answer = CKEDITOR.instances["answer"].getData(); |
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} |
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// disable the save button, if not blanks have been created |
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$("button").attr("disabled", "disabled"); |
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$("#defineoneblank").show(); |
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var blanks = answer.match(eval(blanksRegexp)); |
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var fields = "<div class=\"form-group \">"; |
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fields += "<label class=\"col-sm-2 control-label\">'.get_lang('Weighting').'</label>"; |
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fields += "<div class=\"col-sm-8\">"; |
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fields += "<table>"; |
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fields += "<tr><th style=\"padding:0 20px\">'.get_lang("WordTofind").'</th><th style=\"padding:0 20px\">'.get_lang("QuestionWeighting").'</th><th style=\"padding:0 20px\">'.get_lang("BlankInputSize").'</th></tr>"; |
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if (blanks != null) { |
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for (var i=0; i < blanks.length; i++) { |
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// remove forbidden characters that causes bugs |
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blanks[i] = removeForbiddenChars(blanks[i]); |
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// trim blanks between brackets |
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blanks[i] = trimBlanksBetweenSeparator(blanks[i], blankSeparatorStart, blankSeparatorEnd); |
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// if the word is empty [] |
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if (blanks[i] == blankSeparatorStartRegexp+blankSeparatorEndRegexp) { |
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break; |
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} |
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// get input size |
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var inputSize = 200; |
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var textValue = blanks[i].substr(1, blanks[i].length - 2); |
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var btoaValue = textValue.hashCode(); |
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if (firstTime == false) { |
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var element = document.getElementById("samplesize["+i+"]"); |
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if (element) { |
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inputSize = document.getElementById("sizeofinput["+i+"]").value; |
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} |
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} |
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if (document.getElementById("weighting["+i+"]")) { |
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var value = document.getElementById("weighting["+i+"]").value; |
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} else { |
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var value = "10"; |
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} |
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fields += "<tr>"; |
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fields += "<td>"+blanks[i]+"</td>"; |
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fields += "<td><input style=\"width:35px\" value=\""+value+"\" type=\"text\" id=\"weighting["+i+"]\" name=\"weighting["+i+"]\" /></td>"; |
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fields += "<td>"; |
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fields += "<input class=\"btn btn-default\" type=\"button\" value=\"-\" onclick=\"changeInputSize(-1, "+i+")\"> "; |
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fields += "<input class=\"btn btn-default\" type=\"button\" value=\"+\" onclick=\"changeInputSize(1, "+i+")\"> "; |
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fields += "<input class=\"sample\" id=\"samplesize["+i+"]\" data-btoa=\""+btoaValue+"\" type=\"text\" value=\""+textValue+"\" style=\"width:"+inputSize+"px\" disabled=disabled />"; |
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fields += "<input id=\"sizeofinput["+i+"]\" type=\"hidden\" value=\""+inputSize+"\" name=\"sizeofinput["+i+"]\" />"; |
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fields += "</td>"; |
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fields += "</tr>"; |
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// enable the save button |
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$("button").removeAttr("disabled"); |
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$("#defineoneblank").hide(); |
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} |
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} |
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document.getElementById("blanks_weighting").innerHTML = fields + "</table></div></div>"; |
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$(originalOrder).each(function(i, data) { |
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if (firstTime == false) { |
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value = data.value; |
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var d = $("input.sample[data-btoa=\'"+value+"\']"); |
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var id = d.attr("id"); |
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if (id) { |
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var sizeInputId = id.replace("samplesize", "sizeofinput"); |
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var sizeInputId = sizeInputId.replace("[", "\\\["); |
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var sizeInputId = sizeInputId.replace("]", "\\\]"); |
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$("#"+sizeInputId).val(data.width); |
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d.outerWidth(data.width+"px"); |
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} |
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} |
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}); |
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updateOrder(blanks); |
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if (firstTime) { |
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firstTime = false; |
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'.$setWeightAndSize.' |
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} |
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} |
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window.onload = updateBlanks; |
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String.prototype.hashCode = function() { |
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var hash = 0, i, chr, len; |
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if (this.length === 0) return hash; |
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for (i = 0, len = this.length; i < len; i++) { |
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chr = this.charCodeAt(i); |
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hash = ((hash << 5) - hash) + chr; |
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hash |= 0; // Convert to 32bit integer |
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} |
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return hash; |
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}; |
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function updateOrder(blanks) |
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{ |
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originalOrder = new Array(); |
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if (blanks != null) { |
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for (var i=0; i < blanks.length; i++) { |
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// remove forbidden characters that causes bugs |
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blanks[i] = removeForbiddenChars(blanks[i]); |
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// trim blanks between brackets |
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blanks[i] = trimBlanksBetweenSeparator(blanks[i], blankSeparatorStart, blankSeparatorEnd); |
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// if the word is empty [] |
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if (blanks[i] == blankSeparatorStartRegexp+blankSeparatorEndRegexp) { |
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break; |
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} |
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var textValue = blanks[i].substr(1, blanks[i].length - 2); |
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var btoaValue = textValue.hashCode(); |
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if (firstTime == false) { |
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var element = document.getElementById("samplesize["+i+"]"); |
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if (element) { |
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inputSize = document.getElementById("sizeofinput["+i+"]").value; |
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originalOrder.push({ "width" : inputSize, "value": btoaValue }); |
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} |
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} |
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} |
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} |
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} |
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function changeInputSize(coef, inIdNum) |
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{ |
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if (firstTime) { |
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var field = document.getElementById("answer"); |
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answer = field.value; |
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} else { |
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answer = CKEDITOR.instances["answer"].getData(); |
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} |
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var blanks = answer.match(eval(blanksRegexp)); |
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var currentWidth = $("#samplesize\\\["+inIdNum+"\\\]").width(); |
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var newWidth = currentWidth + coef * 20; |
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newWidth = Math.max(20, newWidth); |
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newWidth = Math.min(newWidth, 600); |
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$("#samplesize\\\["+inIdNum+"\\\]").outerWidth(newWidth); |
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$("#sizeofinput\\\["+inIdNum+"\\\]").attr("value", newWidth); |
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updateOrder(blanks); |
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} |
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function removeForbiddenChars(inTxt) |
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{ |
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outTxt = inTxt; |
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outTxt = outTxt.replace(/"/g, ""); // remove the char |
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outTxt = outTxt.replace(/\x22/g, ""); // remove the char |
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outTxt = outTxt.replace(/"/g, ""); // remove the char |
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outTxt = outTxt.replace(/\\\\/g, ""); // remove the \ char |
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outTxt = outTxt.replace(/ /g, " "); |
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outTxt = outTxt.replace(/^ +/, ""); |
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outTxt = outTxt.replace(/ +$/, ""); |
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return outTxt; |
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} |
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258
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259
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function changeBlankSeparator() |
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260
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{ |
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var separatorNumber = $("#select_separator").val(); |
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262
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var tabSeparator = getSeparatorFromNumber(separatorNumber); |
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263
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blankSeparatorStart = tabSeparator[0]; |
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blankSeparatorEnd = tabSeparator[1]; |
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blankSeparatorStartRegexp = getBlankSeparatorRegexp(blankSeparatorStart); |
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blankSeparatorEndRegexp = getBlankSeparatorRegexp(blankSeparatorEnd); |
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blanksRegexp = "/"+blankSeparatorStartRegexp+"[^"+blankSeparatorStartRegexp+"]*"+blankSeparatorEndRegexp+"/g"; |
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updateBlanks(); |
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} |
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271
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// this function is the same than the PHP one |
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// if modify it modify the php one escapeForRegexp |
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function getBlankSeparatorRegexp(inTxt) |
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{ |
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var tabSpecialChar = new Array(".", "+", "*", "?", "[", "^", "]", "$", "(", ")", |
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"{", "}", "=", "!", "<", ">", "|", ":", "-", ")"); |
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for (var i=0; i < tabSpecialChar.length; i++) { |
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if (inTxt == tabSpecialChar[i]) { |
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return "\\\"+inTxt; |
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} |
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281
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} |
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return inTxt; |
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283
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} |
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284
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285
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// this function is the same than the PHP one |
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286
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// if modify it modify the php one getAllowedSeparator |
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287
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function getSeparatorFromNumber(innumber) |
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288
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{ |
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289
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tabSeparator = new Array(); |
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290
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tabSeparator[0] = new Array("[", "]"); |
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291
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tabSeparator[1] = new Array("{", "}"); |
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tabSeparator[2] = new Array("(", ")"); |
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293
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tabSeparator[3] = new Array("*", "*"); |
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tabSeparator[4] = new Array("#", "#"); |
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295
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tabSeparator[5] = new Array("%", "%"); |
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296
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tabSeparator[6] = new Array("$", "$"); |
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297
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return tabSeparator[innumber]; |
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298
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} |
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299
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|
|
|
|
300
|
|
|
function trimBlanksBetweenSeparator(inTxt, inSeparatorStart, inSeparatorEnd) |
|
301
|
|
|
{ |
|
302
|
|
|
var result = inTxt |
|
303
|
|
|
result = result.replace(inSeparatorStart, ""); |
|
304
|
|
|
result = result.replace(inSeparatorEnd, ""); |
|
305
|
|
|
result = result.trim(); |
|
306
|
|
|
return inSeparatorStart+result+inSeparatorEnd; |
|
307
|
|
|
} |
|
308
|
|
|
</script>'; |
|
309
|
|
|
|
|
310
|
|
|
// answer |
|
311
|
|
|
$form->addLabel( |
|
312
|
|
|
null, |
|
313
|
|
|
'<br /><br />'.get_lang('TypeTextBelow').', '.get_lang('And').' '.get_lang('UseTagForBlank') |
|
314
|
|
|
); |
|
315
|
|
|
$form->addElement( |
|
316
|
|
|
'html_editor', |
|
317
|
|
|
'answer', |
|
318
|
|
|
Display::return_icon('fill_field.png'), |
|
319
|
|
|
['id' => 'answer'], |
|
320
|
|
|
array('ToolbarSet' => 'TestQuestionDescription') |
|
321
|
|
|
); |
|
322
|
|
|
$form->addRule('answer', get_lang('GiveText'), 'required'); |
|
323
|
|
|
|
|
324
|
|
|
//added multiple answers |
|
325
|
|
|
$form->addElement('checkbox', 'multiple_answer', '', get_lang('FillInBlankSwitchable')); |
|
326
|
|
|
$form->addElement( |
|
327
|
|
|
'select', |
|
328
|
|
|
'select_separator', |
|
329
|
|
|
get_lang("SelectFillTheBlankSeparator"), |
|
330
|
|
|
self::getAllowedSeparatorForSelect(), |
|
331
|
|
|
' id="select_separator" style="width:150px" onchange="changeBlankSeparator()" ' |
|
332
|
|
|
); |
|
333
|
|
|
$form->addLabel( |
|
334
|
|
|
null, |
|
335
|
|
|
'<input type="button" onclick="updateBlanks()" value="'.get_lang('RefreshBlanks').'" class="btn btn-default" />' |
|
336
|
|
|
); |
|
337
|
|
|
$form->addHtml('<div id="blanks_weighting"></div>'); |
|
338
|
|
|
|
|
339
|
|
|
global $text; |
|
340
|
|
|
// setting the save button here and not in the question class.php |
|
341
|
|
|
$form->addHtml('<div id="defineoneblank" style="color:#D04A66; margin-left:160px">'.get_lang('DefineBlanks').'</div>'); |
|
342
|
|
|
$form->addButtonSave($text, 'submitQuestion'); |
|
343
|
|
|
|
|
344
|
|
|
if (!empty($this->id)) { |
|
345
|
|
|
$form->setDefaults($defaults); |
|
346
|
|
|
} else { |
|
347
|
|
|
if ($this->isContent == 1) { |
|
348
|
|
|
$form->setDefaults($defaults); |
|
349
|
|
|
} |
|
350
|
|
|
} |
|
351
|
|
|
} |
|
352
|
|
|
|
|
353
|
|
|
/** |
|
354
|
|
|
* Function which creates the form to create/edit the answers of the question |
|
355
|
|
|
* @param FormValidator $form |
|
356
|
|
|
*/ |
|
357
|
|
|
public function processAnswersCreation($form) |
|
358
|
|
|
{ |
|
359
|
|
|
$answer = $form->getSubmitValue('answer'); |
|
360
|
|
|
// Due the ckeditor transform the elements to their HTML value |
|
361
|
|
|
|
|
362
|
|
|
//$answer = api_html_entity_decode($answer, ENT_QUOTES, $charset); |
|
363
|
|
|
//$answer = htmlentities(api_utf8_encode($answer)); |
|
364
|
|
|
|
|
365
|
|
|
// remove the :: eventually written by the user |
|
366
|
|
|
$answer = str_replace('::', '', $answer); |
|
367
|
|
|
|
|
368
|
|
|
// remove starting and ending space and |
|
369
|
|
|
$answer = api_preg_replace("/\xc2\xa0/", " ", $answer); |
|
370
|
|
|
|
|
371
|
|
|
// start and end separator |
|
372
|
|
|
$blankStartSeparator = self::getStartSeparator($form->getSubmitValue('select_separator')); |
|
373
|
|
|
$blankEndSeparator = self::getEndSeparator($form->getSubmitValue('select_separator')); |
|
374
|
|
|
$blankStartSeparatorRegexp = self::escapeForRegexp($blankStartSeparator); |
|
375
|
|
|
$blankEndSeparatorRegexp = self::escapeForRegexp($blankEndSeparator); |
|
376
|
|
|
|
|
377
|
|
|
// remove spaces at the beginning and the end of text in square brackets |
|
378
|
|
|
$answer = preg_replace_callback( |
|
379
|
|
|
"/".$blankStartSeparatorRegexp."[^]]+".$blankEndSeparatorRegexp."/", |
|
380
|
|
|
function ($matches) use ($blankStartSeparator, $blankEndSeparator) { |
|
381
|
|
|
$matchingResult = $matches[0]; |
|
382
|
|
|
$matchingResult = trim($matchingResult, $blankStartSeparator); |
|
383
|
|
|
$matchingResult = trim($matchingResult, $blankEndSeparator); |
|
384
|
|
|
$matchingResult = trim($matchingResult); |
|
385
|
|
|
// remove forbidden chars |
|
386
|
|
|
$matchingResult = str_replace("/\\/", "", $matchingResult); |
|
387
|
|
|
$matchingResult = str_replace('/"/', "", $matchingResult); |
|
388
|
|
|
|
|
389
|
|
|
return $blankStartSeparator.$matchingResult.$blankEndSeparator; |
|
390
|
|
|
}, |
|
391
|
|
|
$answer |
|
392
|
|
|
); |
|
393
|
|
|
|
|
394
|
|
|
// get the blanks weightings |
|
395
|
|
|
$nb = preg_match_all( |
|
396
|
|
|
'/'.$blankStartSeparatorRegexp.'[^'.$blankStartSeparatorRegexp.']*'.$blankEndSeparatorRegexp.'/', |
|
397
|
|
|
$answer, |
|
398
|
|
|
$blanks |
|
399
|
|
|
); |
|
400
|
|
|
|
|
401
|
|
|
if (isset($_GET['editQuestion'])) { |
|
402
|
|
|
$this->weighting = 0; |
|
403
|
|
|
} |
|
404
|
|
|
|
|
405
|
|
|
/* if we have some [tobefound] in the text |
|
406
|
|
|
build the string to save the following in the answers table |
|
407
|
|
|
<p>I use a [computer] and a [pen].</p> |
|
408
|
|
|
becomes |
|
409
|
|
|
<p>I use a [computer] and a [pen].</p>::100,50:100,50@1 |
|
410
|
|
|
++++++++-------** |
|
411
|
|
|
--- -- --- -- - |
|
412
|
|
|
A B (C) (D)(E) |
|
413
|
|
|
+++++++ : required, weighting of each words |
|
414
|
|
|
------- : optional, input width to display, 200 if not present |
|
415
|
|
|
** : equal @1 if "Allow answers order switches" has been checked, @ otherwise |
|
416
|
|
|
A : weighting for the word [computer] |
|
417
|
|
|
B : weighting for the word [pen] |
|
418
|
|
|
C : input width for the word [computer] |
|
419
|
|
|
D : input width for the word [pen] |
|
420
|
|
|
E : equal @1 if "Allow answers order switches" has been checked, @ otherwise |
|
421
|
|
|
*/ |
|
422
|
|
|
if ($nb > 0) { |
|
423
|
|
|
$answer .= '::'; |
|
424
|
|
|
// weighting |
|
425
|
|
|
for ($i=0; $i < $nb; ++$i) { |
|
426
|
|
|
// enter the weighting of word $i |
|
427
|
|
|
$answer .= $form->getSubmitValue('weighting['.$i.']'); |
|
428
|
|
|
// not the last word, add "," |
|
429
|
|
|
if ($i != $nb - 1) { |
|
430
|
|
|
$answer .= ","; |
|
431
|
|
|
} |
|
432
|
|
|
// calculate the global weighting for the question |
|
433
|
|
|
$this -> weighting += $form->getSubmitValue('weighting['.$i.']'); |
|
434
|
|
|
} |
|
435
|
|
|
|
|
436
|
|
|
// input width |
|
437
|
|
|
$answer .= ":"; |
|
438
|
|
|
for ($i=0; $i < $nb; ++$i) { |
|
439
|
|
|
// enter the width of input for word $i |
|
440
|
|
|
$answer .= $form->getSubmitValue('sizeofinput['.$i.']'); |
|
441
|
|
|
// not the last word, add "," |
|
442
|
|
|
if ($i != $nb - 1) { |
|
443
|
|
|
$answer .= ","; |
|
444
|
|
|
} |
|
445
|
|
|
} |
|
446
|
|
|
} |
|
447
|
|
|
|
|
448
|
|
|
// write the blank separator code number |
|
449
|
|
|
// see function getAllowedSeparator |
|
450
|
|
|
/* |
|
451
|
|
|
0 [...] |
|
452
|
|
|
1 {...} |
|
453
|
|
|
2 (...) |
|
454
|
|
|
3 *...* |
|
455
|
|
|
4 #...# |
|
456
|
|
|
5 %...% |
|
457
|
|
|
6 $...$ |
|
458
|
|
|
*/ |
|
459
|
|
|
$answer .= ":".$form->getSubmitValue('select_separator'); |
|
460
|
|
|
|
|
461
|
|
|
// Allow answers order switches |
|
462
|
|
|
$is_multiple = $form -> getSubmitValue('multiple_answer'); |
|
463
|
|
|
$answer.= '@'.$is_multiple; |
|
464
|
|
|
|
|
465
|
|
|
$this->save(); |
|
466
|
|
|
$objAnswer = new Answer($this->id); |
|
467
|
|
|
$objAnswer->createAnswer($answer, 0, '', 0, 1); |
|
468
|
|
|
$objAnswer->save(); |
|
469
|
|
|
} |
|
470
|
|
|
|
|
471
|
|
|
/** |
|
472
|
|
|
* @param null $feedback_type |
|
473
|
|
|
* @param null $counter |
|
474
|
|
|
* @param null $score |
|
475
|
|
|
* @return string |
|
476
|
|
|
*/ |
|
477
|
|
View Code Duplication |
public function return_header($feedback_type = null, $counter = null, $score = null) |
|
478
|
|
|
{ |
|
479
|
|
|
$header = parent::return_header($feedback_type, $counter, $score); |
|
480
|
|
|
$header .= '<table class="'.$this->question_table_class .'"> |
|
481
|
|
|
<tr> |
|
482
|
|
|
<th>'.get_lang("Answer").'</th> |
|
483
|
|
|
</tr>'; |
|
484
|
|
|
|
|
485
|
|
|
return $header; |
|
486
|
|
|
} |
|
487
|
|
|
|
|
488
|
|
|
/** |
|
489
|
|
|
* @param string $separatorStartRegexp |
|
490
|
|
|
* @param string $separatorEndRegexp |
|
491
|
|
|
* @param string $correctItemRegexp |
|
492
|
|
|
* @param integer $questionId |
|
493
|
|
|
* @param $correctItem |
|
494
|
|
|
* @param $attributes |
|
495
|
|
|
* @param string $answer |
|
496
|
|
|
* @param $listAnswersInfo |
|
497
|
|
|
* @param boolean $displayForStudent |
|
498
|
|
|
* @param integer $inBlankNumber |
|
499
|
|
|
* @return string |
|
500
|
|
|
*/ |
|
501
|
|
|
public static function getFillTheBlankHtml( |
|
502
|
|
|
$separatorStartRegexp, |
|
503
|
|
|
$separatorEndRegexp, |
|
504
|
|
|
$correctItemRegexp, |
|
505
|
|
|
$questionId, |
|
506
|
|
|
$correctItem, |
|
507
|
|
|
$attributes, |
|
508
|
|
|
$answer, |
|
509
|
|
|
$listAnswersInfo, |
|
510
|
|
|
$displayForStudent, |
|
511
|
|
|
$inBlankNumber |
|
512
|
|
|
) { |
|
513
|
|
|
$result = ""; |
|
514
|
|
|
$inTabTeacherSolution = $listAnswersInfo['tabwords']; |
|
515
|
|
|
$inTeacherSolution = $inTabTeacherSolution[$inBlankNumber]; |
|
516
|
|
|
switch (self::getFillTheBlankAnswerType($inTeacherSolution)) { |
|
517
|
|
|
case self::FILL_THE_BLANK_MENU: |
|
518
|
|
|
$selected = ''; |
|
519
|
|
|
// the blank menu |
|
520
|
|
|
$optionMenu = ''; |
|
521
|
|
|
// display a menu from answer separated with | |
|
522
|
|
|
// if display for student, shuffle the correct answer menu |
|
523
|
|
|
$listMenu = self::getFillTheBlankMenuAnswers($inTeacherSolution, $displayForStudent); |
|
524
|
|
|
$result .= '<select name="choice['.$questionId.'][]">'; |
|
525
|
|
|
for ($k=0; $k < count($listMenu); $k++) { |
|
526
|
|
|
$selected = ""; |
|
527
|
|
|
if ($correctItem == $listMenu[$k]) { |
|
528
|
|
|
$selected = " selected=selected "; |
|
529
|
|
|
} |
|
530
|
|
|
// if in teacher view, display the first item by default, which is the right answer |
|
531
|
|
|
if ($k==0 && !$displayForStudent) { |
|
532
|
|
|
$selected = " selected=selected "; |
|
533
|
|
|
} |
|
534
|
|
|
$optionMenu .= '<option '.$selected.' value="'.$listMenu[$k].'">'.$listMenu[$k].'</option>'; |
|
535
|
|
|
} |
|
536
|
|
|
if ($selected == "") { |
|
537
|
|
|
// no good answer have been found... |
|
538
|
|
|
$selected = " selected=selected "; |
|
539
|
|
|
} |
|
540
|
|
|
$result .= "<option $selected value=''>--</option>"; |
|
541
|
|
|
$result .= $optionMenu; |
|
542
|
|
|
$result .= '</select>'; |
|
543
|
|
|
break; |
|
544
|
|
|
case self::FILL_THE_BLANK_SEVERAL_ANSWER: |
|
545
|
|
|
//no break |
|
546
|
|
|
case self::FILL_THE_BLANK_STANDARD: |
|
547
|
|
|
default: |
|
548
|
|
|
$result = Display::input('text', "choice[$questionId][]", $correctItem, $attributes); |
|
549
|
|
|
break; |
|
550
|
|
|
} |
|
551
|
|
|
|
|
552
|
|
|
return $result; |
|
553
|
|
|
} |
|
554
|
|
|
|
|
555
|
|
|
/** |
|
556
|
|
|
* Return an array with the different choices available |
|
557
|
|
|
* when the answers between bracket show as a menu |
|
558
|
|
|
* @param string $correctAnswer |
|
559
|
|
|
* @param bool $displayForStudent true if we want to shuffle the choices of the menu for students |
|
560
|
|
|
* |
|
561
|
|
|
* @return array |
|
562
|
|
|
*/ |
|
563
|
|
|
public static function getFillTheBlankMenuAnswers($correctAnswer, $displayForStudent) |
|
564
|
|
|
{ |
|
565
|
|
|
// if $inDisplayForStudent, then shuffle the result array |
|
566
|
|
|
$listChoises = api_preg_split("/\|/", $correctAnswer); |
|
567
|
|
|
if ($displayForStudent) { |
|
568
|
|
|
shuffle($listChoises); |
|
569
|
|
|
} |
|
570
|
|
|
|
|
571
|
|
|
return $listChoises; |
|
572
|
|
|
} |
|
573
|
|
|
|
|
574
|
|
|
/** |
|
575
|
|
|
* Return the array index of the student answer |
|
576
|
|
|
* @param string $correctAnswer the menu Choice1|Choice2|Choice3 |
|
577
|
|
|
* @param string $studentAnswer the student answer must be Choice1 or Choice2 or Choice3 |
|
578
|
|
|
* |
|
579
|
|
|
* @return int in the example 0 1 or 2 depending of the choice of the student |
|
580
|
|
|
*/ |
|
581
|
|
|
public static function getFillTheBlankMenuAnswerNum($correctAnswer, $studentAnswer) |
|
582
|
|
|
{ |
|
583
|
|
|
$listChoices = self::getFillTheBlankMenuAnswers($correctAnswer, false); |
|
584
|
|
|
foreach ($listChoices as $num => $value) { |
|
585
|
|
|
if ($value == $studentAnswer) { |
|
586
|
|
|
return $num; |
|
587
|
|
|
} |
|
588
|
|
|
} |
|
589
|
|
|
|
|
590
|
|
|
// should not happened, because student choose the answer in a menu of possible answers |
|
591
|
|
|
return -1; |
|
592
|
|
|
} |
|
593
|
|
|
|
|
594
|
|
|
|
|
595
|
|
|
/** |
|
596
|
|
|
* Return the possible answer if the answer between brackets is a multiple choice menu |
|
597
|
|
|
* @param string $correctAnswer |
|
598
|
|
|
* |
|
599
|
|
|
* @return array |
|
600
|
|
|
*/ |
|
601
|
|
|
public static function getFillTheBlankSeveralAnswers($correctAnswer) |
|
602
|
|
|
{ |
|
603
|
|
|
// is answer||Answer||response||Response , mean answer or Answer ... |
|
604
|
|
|
$listSeveral = api_preg_split("/\|\|/", $correctAnswer); |
|
605
|
|
|
|
|
606
|
|
|
return $listSeveral; |
|
607
|
|
|
} |
|
608
|
|
|
|
|
609
|
|
|
/** |
|
610
|
|
|
* Return true if student answer is right according to the correctAnswer |
|
611
|
|
|
* it is not as simple as equality, because of the type of Fill The Blank question |
|
612
|
|
|
* eg : studentAnswer = 'Un' and correctAnswer = 'Un||1||un' |
|
613
|
|
|
* @param string $studentAnswer [studentanswer] of the info array of the answer field |
|
614
|
|
|
* @param string $correctAnswer [tabwords] of the info array of the answer field |
|
615
|
|
|
* |
|
616
|
|
|
* @return bool |
|
617
|
|
|
*/ |
|
618
|
|
|
public static function isGoodStudentAnswer($studentAnswer, $correctAnswer) |
|
619
|
|
|
{ |
|
620
|
|
|
switch (self::getFillTheBlankAnswerType($correctAnswer)) { |
|
621
|
|
|
case self::FILL_THE_BLANK_MENU: |
|
622
|
|
|
$listMenu = self::getFillTheBlankMenuAnswers($correctAnswer, false); |
|
623
|
|
|
$result = $listMenu[0] == $studentAnswer; |
|
624
|
|
|
break; |
|
625
|
|
|
case self::FILL_THE_BLANK_SEVERAL_ANSWER: |
|
626
|
|
|
// the answer must be one of the choice made |
|
627
|
|
|
$listSeveral = self::getFillTheBlankSeveralAnswers($correctAnswer); |
|
628
|
|
|
$result = in_array($studentAnswer, $listSeveral); |
|
629
|
|
|
break; |
|
630
|
|
|
case self::FILL_THE_BLANK_STANDARD: |
|
631
|
|
|
default: |
|
632
|
|
|
$result = $studentAnswer == $correctAnswer; |
|
633
|
|
|
break; |
|
634
|
|
|
} |
|
635
|
|
|
|
|
636
|
|
|
return $result; |
|
637
|
|
|
} |
|
638
|
|
|
|
|
639
|
|
|
/** |
|
640
|
|
|
* @param string $correctAnswer |
|
641
|
|
|
* |
|
642
|
|
|
* @return int |
|
643
|
|
|
*/ |
|
644
|
|
|
public static function getFillTheBlankAnswerType($correctAnswer) |
|
645
|
|
|
{ |
|
646
|
|
|
if (api_strpos($correctAnswer, "|") && !api_strpos($correctAnswer, "||")) { |
|
647
|
|
|
return self::FILL_THE_BLANK_MENU; |
|
648
|
|
|
} elseif (api_strpos($correctAnswer, "||")) { |
|
649
|
|
|
return self::FILL_THE_BLANK_SEVERAL_ANSWER; |
|
650
|
|
|
} else { |
|
651
|
|
|
return self::FILL_THE_BLANK_STANDARD; |
|
652
|
|
|
} |
|
653
|
|
|
} |
|
654
|
|
|
|
|
655
|
|
|
/** |
|
656
|
|
|
* Return information about the answer |
|
657
|
|
|
* @param string $userAnswer the text of the answer of the question |
|
658
|
|
|
* @param bool $isStudentAnswer true if it's a student answer false the empty question model |
|
659
|
|
|
* |
|
660
|
|
|
* @return array of information about the answer |
|
661
|
|
|
*/ |
|
662
|
|
|
public static function getAnswerInfo($userAnswer = "", $isStudentAnswer = false) |
|
663
|
|
|
{ |
|
664
|
|
|
$listAnswerResults = array(); |
|
665
|
|
|
$listAnswerResults['text'] = ''; |
|
666
|
|
|
$listAnswerResults['wordsCount'] = 0; |
|
667
|
|
|
$listAnswerResults['tabwordsbracket'] = array(); |
|
668
|
|
|
$listAnswerResults['tabwords'] = array(); |
|
669
|
|
|
$listAnswerResults['tabweighting'] = array(); |
|
670
|
|
|
$listAnswerResults['tabinputsize'] = array(); |
|
671
|
|
|
$listAnswerResults['switchable'] = ''; |
|
672
|
|
|
$listAnswerResults['studentanswer'] = array(); |
|
673
|
|
|
$listAnswerResults['studentscore'] = array(); |
|
674
|
|
|
$listAnswerResults['blankseparatornumber'] = 0; |
|
675
|
|
|
$listDoubleColon = array(); |
|
676
|
|
|
|
|
677
|
|
|
api_preg_match("/(.*)::(.*)$/s", $userAnswer, $listResult); |
|
678
|
|
|
|
|
679
|
|
|
if (count($listResult) < 2) { |
|
680
|
|
|
$listDoubleColon[] = ''; |
|
681
|
|
|
$listDoubleColon[] = ''; |
|
682
|
|
|
} else { |
|
683
|
|
|
$listDoubleColon[] = $listResult[1]; |
|
684
|
|
|
$listDoubleColon[] = $listResult[2]; |
|
685
|
|
|
} |
|
686
|
|
|
|
|
687
|
|
|
$listAnswerResults['systemstring'] = $listDoubleColon[1]; |
|
688
|
|
|
|
|
689
|
|
|
// make sure we only take the last bit to find special marks |
|
690
|
|
|
$listArobaseSplit = explode('@', $listDoubleColon[1]); |
|
691
|
|
|
|
|
692
|
|
|
if (count($listArobaseSplit) < 2) { |
|
693
|
|
|
$listArobaseSplit[1] = ''; |
|
694
|
|
|
} |
|
695
|
|
|
|
|
696
|
|
|
// take the complete string except after the last '::' |
|
697
|
|
|
$listDetails = explode(":", $listArobaseSplit[0]); |
|
698
|
|
|
|
|
699
|
|
|
// < number of item after the ::[score]:[size]:[separator_id]@ , here there are 3 |
|
700
|
|
|
if (count($listDetails) < 3) { |
|
701
|
|
|
$listWeightings = explode(',', $listDetails[0]); |
|
702
|
|
|
$listSizeOfInput = array(); |
|
703
|
|
|
for ($i=0; $i < count($listWeightings); $i++) { |
|
704
|
|
|
$listSizeOfInput[] = 200; |
|
705
|
|
|
} |
|
706
|
|
|
$blankSeparatorNumber = 0; // 0 is [...] |
|
707
|
|
|
} else { |
|
708
|
|
|
$listWeightings = explode(',', $listDetails[0]); |
|
709
|
|
|
$listSizeOfInput = explode(',', $listDetails[1]); |
|
710
|
|
|
$blankSeparatorNumber = $listDetails[2]; |
|
711
|
|
|
} |
|
712
|
|
|
|
|
713
|
|
|
$listAnswerResults['text'] = $listDoubleColon[0]; |
|
714
|
|
|
$listAnswerResults['tabweighting'] = $listWeightings; |
|
715
|
|
|
$listAnswerResults['tabinputsize'] = $listSizeOfInput; |
|
716
|
|
|
$listAnswerResults['switchable'] = $listArobaseSplit[1]; |
|
717
|
|
|
$listAnswerResults['blankseparatorstart'] = self::getStartSeparator($blankSeparatorNumber); |
|
718
|
|
|
$listAnswerResults['blankseparatorend'] = self::getEndSeparator($blankSeparatorNumber); |
|
719
|
|
|
$listAnswerResults['blankseparatornumber'] = $blankSeparatorNumber; |
|
720
|
|
|
|
|
721
|
|
|
$blankCharStart = self::getStartSeparator($blankSeparatorNumber); |
|
722
|
|
|
$blankCharEnd = self::getEndSeparator($blankSeparatorNumber); |
|
723
|
|
|
$blankCharStartForRegexp = self::escapeForRegexp($blankCharStart); |
|
724
|
|
|
$blankCharEndForRegexp = self::escapeForRegexp($blankCharEnd); |
|
725
|
|
|
|
|
726
|
|
|
// get all blanks words |
|
727
|
|
|
$listAnswerResults['wordsCount'] = api_preg_match_all( |
|
728
|
|
|
'/'.$blankCharStartForRegexp.'[^'.$blankCharEndForRegexp.']*'.$blankCharEndForRegexp.'/', |
|
729
|
|
|
$listDoubleColon[0], |
|
730
|
|
|
$listWords |
|
731
|
|
|
); |
|
732
|
|
|
|
|
733
|
|
|
if ($listAnswerResults['wordsCount'] > 0) { |
|
734
|
|
|
$listAnswerResults['tabwordsbracket'] = $listWords[0]; |
|
735
|
|
|
// remove [ and ] in string |
|
736
|
|
|
array_walk( |
|
737
|
|
|
$listWords[0], |
|
738
|
|
|
function (&$value, $key, $tabBlankChar) { |
|
739
|
|
|
$trimChars = ""; |
|
740
|
|
|
for ($i=0; $i < count($tabBlankChar); $i++) { |
|
741
|
|
|
$trimChars .= $tabBlankChar[$i]; |
|
742
|
|
|
} |
|
743
|
|
|
$value = trim($value, $trimChars); |
|
744
|
|
|
}, |
|
745
|
|
|
array($blankCharStart, $blankCharEnd) |
|
746
|
|
|
); |
|
747
|
|
|
$listAnswerResults['tabwords'] = $listWords[0]; |
|
748
|
|
|
} |
|
749
|
|
|
|
|
750
|
|
|
// get all common words |
|
751
|
|
|
$commonWords = api_preg_replace( |
|
752
|
|
|
'/'.$blankCharStartForRegexp.'[^'.$blankCharEndForRegexp.']*'.$blankCharEndForRegexp.'/', |
|
753
|
|
|
"::", |
|
754
|
|
|
$listDoubleColon[0] |
|
755
|
|
|
); |
|
756
|
|
|
|
|
757
|
|
|
// if student answer, the second [] is the student answer, |
|
758
|
|
|
// the third is if student scored or not |
|
759
|
|
|
$listBrackets = array(); |
|
760
|
|
|
$listWords = array(); |
|
761
|
|
|
|
|
762
|
|
|
if ($isStudentAnswer) { |
|
763
|
|
|
for ($i=0; $i < count($listAnswerResults['tabwords']); $i++) { |
|
764
|
|
|
$listBrackets[] = $listAnswerResults['tabwordsbracket'][$i]; |
|
765
|
|
|
$listWords[] = $listAnswerResults['tabwords'][$i]; |
|
766
|
|
|
if ($i+1 < count($listAnswerResults['tabwords'])) { |
|
767
|
|
|
// should always be |
|
768
|
|
|
$i++; |
|
769
|
|
|
} |
|
770
|
|
|
$listAnswerResults['studentanswer'][] = $listAnswerResults['tabwords'][$i]; |
|
771
|
|
|
if ($i+1 < count($listAnswerResults['tabwords'])) { |
|
772
|
|
|
// should always be |
|
773
|
|
|
$i++; |
|
774
|
|
|
} |
|
775
|
|
|
$listAnswerResults['studentscore'][] = $listAnswerResults['tabwords'][$i]; |
|
776
|
|
|
} |
|
777
|
|
|
$listAnswerResults['tabwords'] = $listWords; |
|
778
|
|
|
$listAnswerResults['tabwordsbracket'] = $listBrackets; |
|
779
|
|
|
|
|
780
|
|
|
// if we are in student view, we've got 3 times :::::: for common words |
|
781
|
|
|
$commonWords = api_preg_replace("/::::::/", "::", $commonWords); |
|
782
|
|
|
} |
|
783
|
|
|
|
|
784
|
|
|
$listAnswerResults['commonwords'] = explode("::", $commonWords); |
|
785
|
|
|
|
|
786
|
|
|
return $listAnswerResults; |
|
787
|
|
|
} |
|
788
|
|
|
|
|
789
|
|
|
/** |
|
790
|
|
|
* Return an array of student state answers for fill the blank questions |
|
791
|
|
|
* for each students that answered the question |
|
792
|
|
|
* -2 : didn't answer |
|
793
|
|
|
* -1 : student answer is wrong |
|
794
|
|
|
* 0 : student answer is correct |
|
795
|
|
|
* >0 : for fill the blank question with choice menu, is the index of the student answer (right answer indice is 0) |
|
796
|
|
|
* |
|
797
|
|
|
* @param integer $testId |
|
798
|
|
|
* @param integer $questionId |
|
799
|
|
|
* @param $studentsIdList |
|
800
|
|
|
* @param string $startDate |
|
801
|
|
|
* @param string $endDate |
|
802
|
|
|
* @param bool $useLastAnswerredAttempt |
|
803
|
|
|
* @return array |
|
804
|
|
|
* ( |
|
805
|
|
|
* [student_id] => Array |
|
806
|
|
|
* ( |
|
807
|
|
|
* [first fill the blank for question] => -1 |
|
808
|
|
|
* [second fill the blank for question] => 2 |
|
809
|
|
|
* [third fill the blank for question] => -1 |
|
810
|
|
|
* ) |
|
811
|
|
|
* ) |
|
812
|
|
|
*/ |
|
813
|
|
|
public static function getFillTheBlankTabResult( |
|
814
|
|
|
$testId, |
|
815
|
|
|
$questionId, |
|
816
|
|
|
$studentsIdList, |
|
817
|
|
|
$startDate, |
|
818
|
|
|
$endDate, |
|
819
|
|
|
$useLastAnswerredAttempt = true |
|
820
|
|
|
) { |
|
821
|
|
|
$tblTrackEAttempt = Database::get_main_table(TABLE_STATISTIC_TRACK_E_ATTEMPT); |
|
822
|
|
|
$tblTrackEExercise = Database::get_main_table(TABLE_STATISTIC_TRACK_E_EXERCISES); |
|
823
|
|
|
$courseId = api_get_course_int_id(); |
|
824
|
|
|
// request to have all the answers of student for this question |
|
825
|
|
|
// student may have doing it several time |
|
826
|
|
|
// student may have not answered the bracket id, in this case, is result of the answer is empty |
|
827
|
|
|
// we got the less recent attempt first |
|
828
|
|
|
$sql = 'SELECT * FROM '.$tblTrackEAttempt.' tea |
|
829
|
|
|
LEFT JOIN '.$tblTrackEExercise.' tee |
|
830
|
|
|
ON tee.exe_id = tea.exe_id |
|
831
|
|
|
AND tea.c_id = '.$courseId.' |
|
832
|
|
|
AND exe_exo_id = '.$testId.' |
|
833
|
|
|
WHERE |
|
834
|
|
|
tee.c_id = '.$courseId.' AND |
|
835
|
|
|
question_id = '.$questionId.' AND |
|
836
|
|
|
tea.user_id IN ('.implode(',', $studentsIdList).') AND |
|
837
|
|
|
tea.tms >= "'.$startDate.'" AND |
|
838
|
|
|
tea.tms <= "'.$endDate.'" |
|
839
|
|
|
ORDER BY user_id, tea.exe_id; |
|
840
|
|
|
'; |
|
841
|
|
|
|
|
842
|
|
|
$res = Database::query($sql); |
|
843
|
|
|
$tabUserResult = array(); |
|
844
|
|
|
$bracketNumber = 0; |
|
845
|
|
|
// foreach attempts for all students starting with his older attempt |
|
846
|
|
|
while ($data = Database::fetch_array($res)) { |
|
847
|
|
|
$tabAnswer = FillBlanks::getAnswerInfo($data['answer'], true); |
|
848
|
|
|
|
|
849
|
|
|
// for each bracket to find in this question |
|
850
|
|
|
foreach ($tabAnswer['studentanswer'] as $bracketNumber => $studentAnswer) { |
|
851
|
|
|
if ($tabAnswer['studentanswer'][$bracketNumber] != '') { |
|
852
|
|
|
// student has answered this bracket, cool |
|
853
|
|
|
switch (FillBlanks::getFillTheBlankAnswerType($tabAnswer['tabwords'][$bracketNumber])) { |
|
854
|
|
|
case self::FILL_THE_BLANK_MENU: |
|
855
|
|
|
// get the indice of the choosen answer in the menu |
|
856
|
|
|
// we know that the right answer is the first entry of the menu, ie 0 |
|
857
|
|
|
// (remember, menu entries are shuffled when taking the test) |
|
858
|
|
|
$tabUserResult[$data['user_id']][$bracketNumber] = FillBlanks::getFillTheBlankMenuAnswerNum( |
|
859
|
|
|
$tabAnswer['tabwords'][$bracketNumber], |
|
860
|
|
|
$tabAnswer['studentanswer'][$bracketNumber] |
|
861
|
|
|
); |
|
862
|
|
|
break; |
|
863
|
|
|
default: |
|
864
|
|
|
if (FillBlanks::isGoodStudentAnswer( |
|
865
|
|
|
$tabAnswer['studentanswer'][$bracketNumber], |
|
866
|
|
|
$tabAnswer['tabwords'][$bracketNumber] |
|
867
|
|
|
) |
|
868
|
|
|
) { |
|
869
|
|
|
$tabUserResult[$data['user_id']][$bracketNumber] = 0; // right answer |
|
870
|
|
|
} else { |
|
871
|
|
|
$tabUserResult[$data['user_id']][$bracketNumber] = -1; // wrong answer |
|
872
|
|
|
} |
|
873
|
|
|
} |
|
874
|
|
|
} else { |
|
875
|
|
|
// student didn't answer this bracket |
|
876
|
|
|
if ($useLastAnswerredAttempt) { |
|
877
|
|
|
// if we take into account the last answered attempt |
|
878
|
|
|
if (!isset($tabUserResult[$data['user_id']][$bracketNumber])) { |
|
879
|
|
|
$tabUserResult[$data['user_id']][$bracketNumber] = -2; // not answered |
|
880
|
|
|
} |
|
881
|
|
|
} else { |
|
882
|
|
|
// we take the last attempt, even if the student answer the question before |
|
883
|
|
|
$tabUserResult[$data['user_id']][$bracketNumber] = -2; // not answered |
|
884
|
|
|
} |
|
885
|
|
|
} |
|
886
|
|
|
} |
|
887
|
|
|
} |
|
888
|
|
|
|
|
889
|
|
|
return $tabUserResult; |
|
890
|
|
|
} |
|
891
|
|
|
|
|
892
|
|
|
/** |
|
893
|
|
|
* Return the number of student that give at leat an answer in the fill the blank test |
|
894
|
|
|
* @param $resultList |
|
895
|
|
|
* @return int |
|
896
|
|
|
*/ |
|
897
|
|
|
public static function getNbResultFillBlankAll($resultList) |
|
898
|
|
|
{ |
|
899
|
|
|
$outRes = 0; |
|
900
|
|
|
// for each student in group |
|
901
|
|
|
foreach ($resultList as $userId => $tabValue) { |
|
902
|
|
|
$found = false; |
|
903
|
|
|
// for each bracket, if student has at least one answer ( choice > -2) then he pass the question |
|
904
|
|
|
foreach ($tabValue as $i => $choice) { |
|
905
|
|
|
if ($choice > -2 && !$found) { |
|
906
|
|
|
$outRes++; |
|
907
|
|
|
$found = true; |
|
908
|
|
|
} |
|
909
|
|
|
} |
|
910
|
|
|
} |
|
911
|
|
|
|
|
912
|
|
|
return $outRes; |
|
913
|
|
|
} |
|
914
|
|
|
|
|
915
|
|
|
/** |
|
916
|
|
|
* Replace the occurrence of blank word with [correct answer][student answer][answer is correct] |
|
917
|
|
|
* @param array $listWithStudentAnswer |
|
918
|
|
|
* |
|
919
|
|
|
* @return string |
|
920
|
|
|
*/ |
|
921
|
|
|
public static function getAnswerInStudentAttempt($listWithStudentAnswer) |
|
922
|
|
|
{ |
|
923
|
|
|
$separatorStart = $listWithStudentAnswer['blankseparatorstart']; |
|
924
|
|
|
$separatorEnd = $listWithStudentAnswer['blankseparatorend']; |
|
925
|
|
|
// lets rebuild the sentence with [correct answer][student answer][answer is correct] |
|
926
|
|
|
$result = ""; |
|
927
|
|
|
for ($i=0; $i < count($listWithStudentAnswer['commonwords']) - 1; $i++) { |
|
928
|
|
|
$result .= $listWithStudentAnswer['commonwords'][$i]; |
|
929
|
|
|
$result .= $listWithStudentAnswer['tabwordsbracket'][$i]; |
|
930
|
|
|
$result .= $separatorStart.$listWithStudentAnswer['studentanswer'][$i].$separatorEnd; |
|
931
|
|
|
$result .= $separatorStart.$listWithStudentAnswer['studentscore'][$i].$separatorEnd; |
|
932
|
|
|
} |
|
933
|
|
|
$result .= $listWithStudentAnswer['commonwords'][$i]; |
|
934
|
|
|
$result .= "::"; |
|
935
|
|
|
// add the system string |
|
936
|
|
|
$result .= $listWithStudentAnswer['systemstring']; |
|
937
|
|
|
|
|
938
|
|
|
return $result; |
|
939
|
|
|
} |
|
940
|
|
|
|
|
941
|
|
|
/** |
|
942
|
|
|
* This function is the same than the js one above getBlankSeparatorRegexp |
|
943
|
|
|
* @param string $inChar |
|
944
|
|
|
* |
|
945
|
|
|
* @return string |
|
946
|
|
|
*/ |
|
947
|
|
|
public static function escapeForRegexp($inChar) |
|
948
|
|
|
{ |
|
949
|
|
|
$listChars = [ |
|
950
|
|
|
".", |
|
951
|
|
|
"+", |
|
952
|
|
|
"*", |
|
953
|
|
|
"?", |
|
954
|
|
|
"[", |
|
955
|
|
|
"^", |
|
956
|
|
|
"]", |
|
957
|
|
|
"$", |
|
958
|
|
|
"(", |
|
959
|
|
|
")", |
|
960
|
|
|
"{", |
|
961
|
|
|
"}", |
|
962
|
|
|
"=", |
|
963
|
|
|
"!", |
|
964
|
|
|
">", |
|
965
|
|
|
"|", |
|
966
|
|
|
":", |
|
967
|
|
|
"-", |
|
968
|
|
|
")", |
|
969
|
|
|
]; |
|
970
|
|
|
|
|
971
|
|
|
if (in_array($inChar, $listChars)) { |
|
972
|
|
|
return "\\".$inChar; |
|
973
|
|
|
} else { |
|
974
|
|
|
return $inChar; |
|
975
|
|
|
} |
|
976
|
|
|
} |
|
977
|
|
|
|
|
978
|
|
|
/** |
|
979
|
|
|
* return $text protected for use in regexp |
|
980
|
|
|
* @param string $text |
|
981
|
|
|
* |
|
982
|
|
|
* @return string |
|
983
|
|
|
*/ |
|
984
|
|
|
public static function getRegexpProtected($text) |
|
985
|
|
|
{ |
|
986
|
|
|
$listRegexpCharacters = [ |
|
987
|
|
|
"/", |
|
988
|
|
|
".", |
|
989
|
|
|
"+", |
|
990
|
|
|
"*", |
|
991
|
|
|
"?", |
|
992
|
|
|
"[", |
|
993
|
|
|
"^", |
|
994
|
|
|
"]", |
|
995
|
|
|
"$", |
|
996
|
|
|
"(", |
|
997
|
|
|
")", |
|
998
|
|
|
"{", |
|
999
|
|
|
"}", |
|
1000
|
|
|
"=", |
|
1001
|
|
|
"!", |
|
1002
|
|
|
">", |
|
1003
|
|
|
"|", |
|
1004
|
|
|
":", |
|
1005
|
|
|
"-", |
|
1006
|
|
|
")", |
|
1007
|
|
|
]; |
|
1008
|
|
|
$result = $text; |
|
1009
|
|
|
for ($i=0; $i < count($listRegexpCharacters); $i++) { |
|
1010
|
|
|
$result = str_replace($listRegexpCharacters[$i], "\\".$listRegexpCharacters[$i], $result); |
|
1011
|
|
|
} |
|
1012
|
|
|
|
|
1013
|
|
|
return $result; |
|
1014
|
|
|
} |
|
1015
|
|
|
|
|
1016
|
|
|
|
|
1017
|
|
|
/** |
|
1018
|
|
|
* This function must be the same than the js one getSeparatorFromNumber above |
|
1019
|
|
|
* @return array |
|
1020
|
|
|
*/ |
|
1021
|
|
|
public static function getAllowedSeparator() |
|
1022
|
|
|
{ |
|
1023
|
|
|
$fillBlanksAllowedSeparator = array( |
|
1024
|
|
|
array('[', ']'), |
|
1025
|
|
|
array('{', '}'), |
|
1026
|
|
|
array('(', ')'), |
|
1027
|
|
|
array('*', '*'), |
|
1028
|
|
|
array('#', '#'), |
|
1029
|
|
|
array('%', '%'), |
|
1030
|
|
|
array('$', '$'), |
|
1031
|
|
|
); |
|
1032
|
|
|
|
|
1033
|
|
|
return $fillBlanksAllowedSeparator; |
|
1034
|
|
|
} |
|
1035
|
|
|
|
|
1036
|
|
|
/** |
|
1037
|
|
|
* return the start separator for answer |
|
1038
|
|
|
* @param string $number |
|
1039
|
|
|
* |
|
1040
|
|
|
* @return string |
|
1041
|
|
|
*/ |
|
1042
|
|
|
public static function getStartSeparator($number) |
|
1043
|
|
|
{ |
|
1044
|
|
|
$listSeparators = self::getAllowedSeparator(); |
|
1045
|
|
|
|
|
1046
|
|
|
return $listSeparators[$number][0]; |
|
1047
|
|
|
} |
|
1048
|
|
|
|
|
1049
|
|
|
/** |
|
1050
|
|
|
* return the end separator for answer |
|
1051
|
|
|
* @param string $number |
|
1052
|
|
|
* |
|
1053
|
|
|
* @return string |
|
1054
|
|
|
*/ |
|
1055
|
|
|
public static function getEndSeparator($number) |
|
1056
|
|
|
{ |
|
1057
|
|
|
$listSeparators = self::getAllowedSeparator(); |
|
1058
|
|
|
|
|
1059
|
|
|
return $listSeparators[$number][1]; |
|
1060
|
|
|
} |
|
1061
|
|
|
|
|
1062
|
|
|
/** |
|
1063
|
|
|
* Return as a description text, array of allowed separators for question |
|
1064
|
|
|
* eg: array("[...]", "(...)") |
|
1065
|
|
|
* @return array |
|
1066
|
|
|
*/ |
|
1067
|
|
|
public static function getAllowedSeparatorForSelect() |
|
1068
|
|
|
{ |
|
1069
|
|
|
$listResults = array(); |
|
1070
|
|
|
$fillBlanksAllowedSeparator = self::getAllowedSeparator(); |
|
1071
|
|
|
for ($i=0; $i < count($fillBlanksAllowedSeparator); $i++) { |
|
1072
|
|
|
$listResults[] = $fillBlanksAllowedSeparator[$i][0]."...".$fillBlanksAllowedSeparator[$i][1]; |
|
1073
|
|
|
} |
|
1074
|
|
|
|
|
1075
|
|
|
return $listResults; |
|
1076
|
|
|
} |
|
1077
|
|
|
|
|
1078
|
|
|
/** |
|
1079
|
|
|
* return the code number of the separator for the question |
|
1080
|
|
|
* @param string $startSeparator |
|
1081
|
|
|
* @param string $endSeparator |
|
1082
|
|
|
* |
|
1083
|
|
|
* @return int |
|
1084
|
|
|
*/ |
|
1085
|
|
|
public function getDefaultSeparatorNumber($startSeparator, $endSeparator) |
|
1086
|
|
|
{ |
|
1087
|
|
|
$listSeparators = self::getAllowedSeparator(); |
|
1088
|
|
|
$result = 0; |
|
1089
|
|
|
for ($i=0; $i < count($listSeparators); $i++) { |
|
1090
|
|
|
if ($listSeparators[$i][0] == $startSeparator && |
|
1091
|
|
|
$listSeparators[$i][1] == $endSeparator |
|
1092
|
|
|
) { |
|
1093
|
|
|
$result = $i; |
|
1094
|
|
|
} |
|
1095
|
|
|
} |
|
1096
|
|
|
|
|
1097
|
|
|
return $result; |
|
1098
|
|
|
} |
|
1099
|
|
|
|
|
1100
|
|
|
/** |
|
1101
|
|
|
* return the HTML display of the answer |
|
1102
|
|
|
* @param string $answer |
|
1103
|
|
|
* @param bool $resultsDisabled |
|
1104
|
|
|
* @param bool $showTotalScoreAndUserChoices |
|
1105
|
|
|
* |
|
1106
|
|
|
* @return string |
|
1107
|
|
|
*/ |
|
1108
|
|
|
public static function getHtmlDisplayForAnswer( |
|
1109
|
|
|
$answer, |
|
1110
|
|
|
$resultsDisabled = false, |
|
1111
|
|
|
$showTotalScoreAndUserChoices = false |
|
1112
|
|
|
) { |
|
1113
|
|
|
$result = ''; |
|
1114
|
|
|
$listStudentAnswerInfo = self::getAnswerInfo($answer, true); |
|
1115
|
|
|
|
|
1116
|
|
View Code Duplication |
if ($resultsDisabled == RESULT_DISABLE_SHOW_SCORE_ATTEMPT_SHOW_ANSWERS_LAST_ATTEMPT) { |
|
1117
|
|
|
if ($showTotalScoreAndUserChoices) { |
|
1118
|
|
|
$resultsDisabled = false; |
|
1119
|
|
|
} else { |
|
1120
|
|
|
$resultsDisabled = true; |
|
1121
|
|
|
} |
|
1122
|
|
|
} |
|
1123
|
|
|
|
|
1124
|
|
|
// rebuild the answer with good HTML style |
|
1125
|
|
|
// this is the student answer, right or wrong |
|
1126
|
|
|
for ($i=0; $i < count($listStudentAnswerInfo['studentanswer']); $i++) { |
|
1127
|
|
|
if ($listStudentAnswerInfo['studentscore'][$i] == 1) { |
|
1128
|
|
|
$listStudentAnswerInfo['studentanswer'][$i] = self::getHtmlRightAnswer( |
|
1129
|
|
|
$listStudentAnswerInfo['studentanswer'][$i], |
|
1130
|
|
|
$listStudentAnswerInfo['tabwords'][$i], |
|
1131
|
|
|
$resultsDisabled |
|
1132
|
|
|
); |
|
1133
|
|
|
} else { |
|
1134
|
|
|
$listStudentAnswerInfo['studentanswer'][$i] = self::getHtmlWrongAnswer( |
|
1135
|
|
|
$listStudentAnswerInfo['studentanswer'][$i], |
|
1136
|
|
|
$listStudentAnswerInfo['tabwords'][$i], |
|
1137
|
|
|
$resultsDisabled |
|
1138
|
|
|
); |
|
1139
|
|
|
} |
|
1140
|
|
|
} |
|
1141
|
|
|
|
|
1142
|
|
|
// rebuild the sentence with student answer inserted |
|
1143
|
|
|
for ($i=0; $i < count($listStudentAnswerInfo['commonwords']); $i++) { |
|
1144
|
|
|
$result .= isset($listStudentAnswerInfo['commonwords'][$i]) ? $listStudentAnswerInfo['commonwords'][$i] : ''; |
|
1145
|
|
|
$result .= isset($listStudentAnswerInfo['studentanswer'][$i]) ? $listStudentAnswerInfo['studentanswer'][$i] : ''; |
|
1146
|
|
|
} |
|
1147
|
|
|
|
|
1148
|
|
|
// the last common word (should be </p>) |
|
1149
|
|
|
$result .= isset($listStudentAnswerInfo['commonwords'][$i]) ? $listStudentAnswerInfo['commonwords'][$i] : ''; |
|
1150
|
|
|
|
|
1151
|
|
|
return $result; |
|
1152
|
|
|
} |
|
1153
|
|
|
|
|
1154
|
|
|
/** |
|
1155
|
|
|
* return the HTML code of answer for correct and wrong answer |
|
1156
|
|
|
* @param string $answer |
|
1157
|
|
|
* @param string $correct |
|
1158
|
|
|
* @param string $right |
|
1159
|
|
|
* @param bool $resultsDisabled |
|
1160
|
|
|
* |
|
1161
|
|
|
* @return string |
|
1162
|
|
|
*/ |
|
1163
|
|
|
public static function getHtmlAnswer($answer, $correct, $right, $resultsDisabled = false) |
|
1164
|
|
|
{ |
|
1165
|
|
|
$style = "color: green"; |
|
1166
|
|
|
if (!$right) { |
|
1167
|
|
|
$style = "color: red; text-decoration: line-through;"; |
|
1168
|
|
|
} |
|
1169
|
|
|
$type = FillBlanks::getFillTheBlankAnswerType($correct); |
|
1170
|
|
|
switch ($type) { |
|
1171
|
|
|
case self::FILL_THE_BLANK_MENU: |
|
1172
|
|
|
$correctAnswerHtml = ''; |
|
1173
|
|
|
$listPossibleAnswers = FillBlanks::getFillTheBlankMenuAnswers($correct, false); |
|
1174
|
|
|
$correctAnswerHtml .= "<span style='color: green'>".$listPossibleAnswers[0]."</span>"; |
|
1175
|
|
|
$correctAnswerHtml .= " <span style='font-weight:normal'>("; |
|
1176
|
|
|
for ($i=1; $i < count($listPossibleAnswers); $i++) { |
|
1177
|
|
|
$correctAnswerHtml .= $listPossibleAnswers[$i]; |
|
1178
|
|
|
if ($i != count($listPossibleAnswers) - 1) { |
|
1179
|
|
|
$correctAnswerHtml .= " | "; |
|
1180
|
|
|
} |
|
1181
|
|
|
} |
|
1182
|
|
|
$correctAnswerHtml .= ")</span>"; |
|
1183
|
|
|
break; |
|
1184
|
|
|
case self::FILL_THE_BLANK_SEVERAL_ANSWER: |
|
1185
|
|
|
$listCorrects = explode("||", $correct); |
|
1186
|
|
|
$firstCorrect = $correct; |
|
1187
|
|
|
if (count($listCorrects) > 0) { |
|
1188
|
|
|
$firstCorrect = $listCorrects[0]; |
|
1189
|
|
|
} |
|
1190
|
|
|
$correctAnswerHtml = "<span style='color: green'>".$firstCorrect."</span>"; |
|
1191
|
|
|
break; |
|
1192
|
|
|
case self::FILL_THE_BLANK_STANDARD: |
|
1193
|
|
|
default: |
|
1194
|
|
|
$correctAnswerHtml = "<span style='color: green'>".$correct."</span>"; |
|
1195
|
|
|
} |
|
1196
|
|
|
|
|
1197
|
|
|
if ($resultsDisabled) { |
|
1198
|
|
|
$correctAnswerHtml = "<span title='".get_lang("ExerciseWithFeedbackWithoutCorrectionComment")."'> - </span>"; |
|
1199
|
|
|
} |
|
1200
|
|
|
|
|
1201
|
|
|
$result = "<span style='border:1px solid black; border-radius:5px; padding:2px; font-weight:bold;'>"; |
|
1202
|
|
|
$result .= "<span style='$style'>".$answer."</span>"; |
|
1203
|
|
|
$result .= " <span style='font-size:120%;'>/</span> "; |
|
1204
|
|
|
$result .= $correctAnswerHtml; |
|
1205
|
|
|
$result .= "</span>"; |
|
1206
|
|
|
|
|
1207
|
|
|
return $result; |
|
1208
|
|
|
} |
|
1209
|
|
|
|
|
1210
|
|
|
/** |
|
1211
|
|
|
* return HTML code for correct answer |
|
1212
|
|
|
* @param string $answer |
|
1213
|
|
|
* @param string $correct |
|
1214
|
|
|
* @param bool $resultsDisabled |
|
1215
|
|
|
* |
|
1216
|
|
|
* @return string |
|
1217
|
|
|
*/ |
|
1218
|
|
|
public static function getHtmlRightAnswer($answer, $correct, $resultsDisabled = false) |
|
1219
|
|
|
{ |
|
1220
|
|
|
return self::getHtmlAnswer($answer, $correct, true, $resultsDisabled); |
|
1221
|
|
|
} |
|
1222
|
|
|
|
|
1223
|
|
|
/** |
|
1224
|
|
|
* return HTML code for wrong answer |
|
1225
|
|
|
* @param string $answer |
|
1226
|
|
|
* @param string $correct |
|
1227
|
|
|
* @param bool $resultsDisabled |
|
1228
|
|
|
* |
|
1229
|
|
|
* @return string |
|
1230
|
|
|
*/ |
|
1231
|
|
|
public static function getHtmlWrongAnswer($answer, $correct, $resultsDisabled = false) |
|
1232
|
|
|
{ |
|
1233
|
|
|
return self::getHtmlAnswer($answer, $correct, false, $resultsDisabled); |
|
1234
|
|
|
} |
|
1235
|
|
|
|
|
1236
|
|
|
/** |
|
1237
|
|
|
* Check if a answer is correct by its text |
|
1238
|
|
|
* @param string $answerText |
|
1239
|
|
|
* @return bool |
|
1240
|
|
|
*/ |
|
1241
|
|
|
public static function isCorrect($answerText) |
|
1242
|
|
|
{ |
|
1243
|
|
|
$answerInfo = FillBlanks::getAnswerInfo($answerText, true); |
|
1244
|
|
|
$correctAnswerList = $answerInfo['tabwords']; |
|
1245
|
|
|
$studentAnswer = $answerInfo['studentanswer']; |
|
1246
|
|
|
|
|
1247
|
|
|
$isCorrect = true; |
|
1248
|
|
|
|
|
1249
|
|
|
foreach ($correctAnswerList as $i => $correctAnswer) { |
|
1250
|
|
|
$isGoodStudentAnswer = FillBlanks::isGoodStudentAnswer($studentAnswer[$i], $correctAnswer); |
|
1251
|
|
|
|
|
1252
|
|
|
$isCorrect = $isCorrect && $isGoodStudentAnswer; |
|
1253
|
|
|
} |
|
1254
|
|
|
|
|
1255
|
|
|
return $isCorrect; |
|
1256
|
|
|
} |
|
1257
|
|
|
} |
|
1258
|
|
|
|
chamilo /
chamilo-lms
