*/ class Draggable extends Question { public $typePicture = 'ordering.png'; public $explanationLangVar = 'Draggable'; /** * Class constructor. */ public function __construct() { parent::__construct(); $this->type = DRAGGABLE; $this->isContent = $this->getIsContent(); } /** * {@inheritdoc} */ public function createAnswersForm($form) { $defaults = []; $nb_matches = $nb_options = 2; $matches = []; $answer = null; if ($form->isSubmitted()) { $nb_matches = $form->getSubmitValue('nb_matches'); $nb_options = $form->getSubmitValue('nb_options'); if (isset($_POST['lessMatches'])) { $nb_matches--; } if (isset($_POST['moreMatches'])) { $nb_matches++; } if (isset($_POST['lessOptions'])) { $nb_options--; } if (isset($_POST['moreOptions'])) { $nb_options++; } } elseif (!empty($this->id)) { $defaults['orientation'] = in_array($this->extra, ['h', 'v']) ? $this->extra : 'h'; $answer = new Answer($this->id); $answer->read(); if ($answer->nbrAnswers > 0) { $nb_matches = $nb_options = 0; for ($i = 1; $i <= $answer->nbrAnswers; $i++) { if ($answer->isCorrect($i)) { $nb_matches++; $defaults['answer['.$nb_matches.']'] = $answer->selectAnswer($i); $defaults['weighting['.$nb_matches.']'] = float_format($answer->selectWeighting($i), 1); $answerInfo = $answer->getAnswerByAutoId($answer->correct[$i]); $defaults['matches['.$nb_matches.']'] = isset($answerInfo['answer']) ? $answerInfo['answer'] : ''; } else { $nb_options++; $defaults['option['.$nb_options.']'] = $answer->selectAnswer($i); } } } } else { $defaults['answer[1]'] = get_lang('First step'); $defaults['answer[2]'] = get_lang('Second step'); $defaults['matches[2]'] = '2'; $defaults['option[1]'] = get_lang('Note down the address'); $defaults['option[2]'] = get_lang('Contact the emergency services'); $defaults['orientation'] = 'h'; } for ($i = 1; $i <= $nb_matches; $i++) { $matches[$i] = $i; } $form->addElement('hidden', 'nb_matches', $nb_matches); $form->addElement('hidden', 'nb_options', $nb_options); $form->addRadio( 'orientation', get_lang('Choose orientation'), ['h' => get_lang('Horizontal'), 'v' => get_lang('Vertical')] ); // DISPLAY MATCHES $html = ''; $form->addHeader(get_lang('Match them')); $form->addHtml($html); if ($nb_matches < 1) { $nb_matches = 1; echo Display::return_message(get_lang('You have to create at least one answer'), 'normal'); } for ($i = 1; $i <= $nb_matches; $i++) { $renderer = &$form->defaultRenderer(); $renderer->setElementTemplate( '', "answer[$i]" ); $renderer->setElementTemplate( '', "matches[$i]" ); $renderer->setElementTemplate( '', "weighting[$i]" ); $form->addHtml(''); $form->addText("answer[$i]", null); $form->addSelect("matches[$i]", null, $matches); $form->addText("weighting[$i]", null, true, ['value' => 10, 'style' => 'width: 60px;']); $form->addHtml(''); } $form->addHtml('
'.get_lang('Answer').' '.get_lang('Matches To').' '.get_lang('Score').'
{error}{element}{error}{element}{error}{element}
'); $renderer->setElementTemplate( '
{element}', 'lessMatches' ); $renderer->setElementTemplate('{element}
', 'moreMatches'); global $text; $group = [ $form->addButtonDelete(get_lang('Remove element'), 'lessMatches', true), $form->addButtonCreate(get_lang('Add element'), 'moreMatches', true), $form->addButtonSave($text, 'submitQuestion', true), ]; $form->addGroup($group); if (!empty($this->id)) { $form->setDefaults($defaults); } else { $form->setDefaults(['orientation' => 'h']); if ($this->isContent == 1) { $form->setDefaults($defaults); } } $form->setConstants( [ 'nb_matches' => $nb_matches, 'nb_options' => $nb_options, ] ); } /** * {@inheritdoc} */ public function processAnswersCreation($form, $exercise) { $this->extra = $form->exportValue('orientation'); $nb_matches = $form->getSubmitValue('nb_matches'); $this->weighting = 0; $position = 0; $objAnswer = new Answer($this->id); // Insert the options for ($i = 1; $i <= $nb_matches; $i++) { $position++; $objAnswer->createAnswer($position, 0, '', 0, $position); } // Insert the answers for ($i = 1; $i <= $nb_matches; $i++) { $position++; $answer = $form->getSubmitValue('answer['.$i.']'); $matches = $form->getSubmitValue('matches['.$i.']'); $weighting = $form->getSubmitValue('weighting['.$i.']'); $this->weighting += $weighting; $objAnswer->createAnswer( $answer, $matches, '', $weighting, $position ); } $objAnswer->save(); $this->save($exercise); } /** * {@inheritdoc} */ public function return_header(Exercise $exercise, $counter = null, $score = []) { $header = parent::return_header($exercise, $counter, $score); $header .= ''; if ($exercise->showExpectedChoice()) { $header .= ''; if ($exercise->showExpectedChoiceColumn()) { $header .= ''; } } else { $header .= ''; } $header .= ''; $header .= ''; return $header; } }
'.get_lang('Your choice').''.get_lang('Expected choice').''.get_lang('Elements list').''.get_lang('Status').'