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284 lines
9.1 KiB
284 lines
9.1 KiB
<?php
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/* For licensing terms, see /license.txt */
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/**
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* MatchingDraggable
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*
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* @author Angel Fernando Quiroz Campos <angel.quiroz@beeznest.com>
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*/
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class MatchingDraggable extends Question
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{
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public static $typePicture = 'matchingdrag.png';
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public static $explanationLangVar = 'MatchingDraggable';
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/**
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* Class constructor
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*/
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public function __construct()
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{
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parent::__construct();
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$this->type = MATCHING_DRAGGABLE;
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$this->isContent = $this->getIsContent();
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}
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/**
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* @inheritdoc
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*/
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public function createAnswersForm($form)
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{
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$defaults = array();
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$nb_matches = $nb_options = 2;
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$matches = array();
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$answer = null;
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$counter = 1;
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if (isset($this->id)) {
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$answer = new Answer($this->id);
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$answer->read();
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if (count($answer->nbrAnswers) > 0) {
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for ($i = 1; $i <= $answer->nbrAnswers; $i++) {
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$correct = $answer->isCorrect($i);
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if (empty($correct)) {
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$matches[$answer->selectAutoId($i)] = chr(64 + $counter);
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$counter++;
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}
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}
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}
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}
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if ($form->isSubmitted()) {
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$nb_matches = $form->getSubmitValue('nb_matches');
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$nb_options = $form->getSubmitValue('nb_options');
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if (isset($_POST['lessOptions'])) {
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$nb_matches--;
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$nb_options--;
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}
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if (isset($_POST['moreOptions'])) {
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$nb_matches++;
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$nb_options++;
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}
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} else if (!empty($this->id)) {
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if (count($answer->nbrAnswers) > 0) {
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$nb_matches = $nb_options = 0;
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for ($i = 1; $i <= $answer->nbrAnswers; $i++) {
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if ($answer->isCorrect($i)) {
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$nb_matches++;
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$defaults['answer[' . $nb_matches . ']'] = $answer->selectAnswer($i);
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$defaults['weighting[' . $nb_matches . ']'] = float_format($answer->selectWeighting($i), 1);
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$defaults['matches[' . $nb_matches . ']'] = $answer->correct[$i];
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} else {
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$nb_options++;
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$defaults['option[' . $nb_options . ']'] = $answer->selectAnswer($i);
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}
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}
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}
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} else {
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$defaults['answer[1]'] = get_lang('DefaultMakeCorrespond1');
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$defaults['answer[2]'] = get_lang('DefaultMakeCorrespond2');
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$defaults['matches[2]'] = '2';
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$defaults['option[1]'] = get_lang('DefaultMatchingOptA');
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$defaults['option[2]'] = get_lang('DefaultMatchingOptB');
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}
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if (empty($matches)) {
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for ($i = 1; $i <= $nb_options; ++$i) {
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// fill the array with A, B, C.....
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$matches[$i] = chr(64 + $i);
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}
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} else {
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for ($i = $counter; $i <= $nb_options; ++$i) {
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// fill the array with A, B, C.....
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$matches[$i] = chr(64 + $i);
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}
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}
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$form->addElement('hidden', 'nb_matches', $nb_matches);
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$form->addElement('hidden', 'nb_options', $nb_options);
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// DISPLAY MATCHES
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$html = '<table class="table table-striped table-hover">
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<thead>
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<tr>
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<th width="10">' . get_lang('Number') . '</th>
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<th width="85%">' . get_lang('Answer') . '</th>
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<th width="15%">' . get_lang('MatchesTo') . '</th>
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<th width="10">' . get_lang('Weighting') . '</th>
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</tr>
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</thead>
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<tbody>';
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$form->addHeader(get_lang('MakeCorrespond'));
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$form->addHtml($html);
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if ($nb_matches < 1) {
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$nb_matches = 1;
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Display::display_normal_message(get_lang('YouHaveToCreateAtLeastOneAnswer'));
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}
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$editorConfig = array(
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'ToolbarSet' => 'TestMatching',
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'Width' => '100%',
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'Height' => '125'
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);
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for ($i = 1; $i <= $nb_matches; ++$i) {
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$renderer = &$form->defaultRenderer();
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$renderer->setElementTemplate(
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'<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->{element}</td>',
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"answer[$i]"
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);
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$renderer->setElementTemplate(
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'<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->{element}</td>',
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"matches[$i]"
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);
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$renderer->setElementTemplate(
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'<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->{element}</td>',
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"weighting[$i]"
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);
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$form->addHtml('<tr>');
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$form->addHtml("<td>$i</td>");
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//$form->addText("answer[$i]", null);
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$form->addHtmlEditor(
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"answer[$i]",
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null,
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null,
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false,
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$editorConfig
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);
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$form->addSelect("matches[$i]", null, $matches);
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$form->addText("weighting[$i]", null, true, ['style' => 'width: 60px;', 'value' => 10]);
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$form->addHtml('</tr>');
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}
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$form->addHtml('</tbody></table>');
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// DISPLAY OPTIONS
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$html = '<table class="table table-striped table-hover">
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<thead>
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<tr>
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<th width="15%">' . get_lang('Number') . '</th>
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<th width="85%">' . get_lang('Answer') . '</th>
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</tr>
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</thead>
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<tbody>';
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$form->addHtml($html);
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if ($nb_options < 1) {
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$nb_options = 1;
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Display::display_normal_message(get_lang('YouHaveToCreateAtLeastOneAnswer'));
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}
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for ($i = 1; $i <= $nb_options; ++$i) {
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$renderer = &$form->defaultRenderer();
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$renderer->setElementTemplate(
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'<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error -->{element}</td>',
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"option[$i]"
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);
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$form->addHtml('<tr>');
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$form->addHtml('<td>' . chr(64 + $i) . '</td>');
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//$form->addText("option[$i]", null);
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$form->addHtmlEditor(
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"option[$i]",
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null,
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null,
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false,
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$editorConfig
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);
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$form->addHtml('</tr>');
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}
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$form->addHtml('</table>');
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global $text;
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$group = array();
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// setting the save button here and not in the question class.php
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$group[] = $form->addButtonDelete(get_lang('DelElem'), 'lessOptions', true);
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$group[] = $form->addButtonCreate(get_lang('AddElem'), 'moreOptions', true);
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$group[] = $form->addButtonSave($text, 'submitQuestion', true);
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$form->addGroup($group);
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if (!empty($this->id)) {
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$form->setDefaults($defaults);
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} else {
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if ($this->isContent == 1) {
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$form->setDefaults($defaults);
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}
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}
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$form->setConstants(
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array(
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'nb_matches' => $nb_matches,
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'nb_options' => $nb_options
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)
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);
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}
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/**
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* Process the creation of answers
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* @param FormValidator $form
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*/
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public function processAnswersCreation($form)
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{
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$nb_matches = $form->getSubmitValue('nb_matches');
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$nb_options = $form->getSubmitValue('nb_options');
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$this->weighting = 0;
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$position = 0;
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$objAnswer = new Answer($this->id);
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// Insert the options
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for ($i = 1; $i <= $nb_options; ++$i) {
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$position++;
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$option = $form->getSubmitValue("option[$i]");
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$objAnswer->createAnswer($option, 0, '', 0, $position);
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}
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// Insert the answers
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for ($i = 1; $i <= $nb_matches; ++$i) {
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$position++;
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$answer = $form->getSubmitValue("answer[$i]");
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$matches = $form->getSubmitValue("matches[$i]");
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$weighting = $form->getSubmitValue("weighting[$i]");
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$this->weighting += $weighting;
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$objAnswer->createAnswer(
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$answer,
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$matches,
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'',
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$weighting,
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$position
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);
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}
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$objAnswer->save();
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$this->save();
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}
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/**
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* Shows question title an description
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* @param string $feedback_type
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* @param int $counter
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* @param float $score
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* @return string The header HTML code
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*/
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public function return_header($feedback_type = null, $counter = null, $score = null)
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{
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$header = parent::return_header($feedback_type, $counter, $score);
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$header .= '<table class="' . $this->question_table_class . '">
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<tr>
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<th>' . get_lang('ElementList') . '</th>
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<th>' . get_lang('CorrespondsTo') . '</th>
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</tr>';
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return $header;
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}
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}
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