chamilo-lms2/main/exercice/freeanswer.class.php

<?php
/* For licensing terms, see /license.txt */
/**
 * File containing the FreeAnswer class.
 * This class allows to instantiate an object of type FREE_ANSWER,
 * extending the class question
 * @package chamilo.exercise
 * @author Eric Marguin
 * @version $Id: admin.php 10680 2007-01-11 21:26:23Z pcool $
 */
/**
 * Code
 */

/**
 * @package chamilo.exercise
 */
class FreeAnswer extends Question
{

    static $typePicture = 'open_answer.gif';
    static $explanationLangVar = 'FreeAnswer';

    /**
     * Constructor
     */
    public function __construct()
    {
        parent::question();
        $this->type      = FREE_ANSWER;
        $this->isContent = $this->getIsContent();
    }

    /**
     * function which redefines Question::createAnswersForm
     * @param FormValidator instance
     */
    public function createAnswersForm($form)
    {

        if ($this->exercise->getModelType() == EXERCISE_MODEL_TYPE_NORMAL) {
            $form->addElement('text', 'weighting', get_lang('Weighting'), array('class' => 'span1'));
            if (!empty($this->id)) {
                $form->setDefaults(array('weighting' => Text::float_format($this->weighting, 1)));
            } else {
                if ($this->isContent == 1) {
                    $form->setDefaults(array('weighting' => '10'));
                }
            }
        }

        if ($form->isFrozen() == false) {
            // Setting the save button here and not in the question class.php.
            $form->addElement('style_submit_button', 'submitQuestion', $this->submitText, 'class="'.$this->submitClass.'"');
        }
    }

    /**
     * abstract function which creates the form to create / edit the answers of the question
     * @param FormValidator instance
     */
    public function processAnswersCreation($form)
    {
        $this->weighting = $form->getSubmitValue('weighting');
        $this->save();
    }

    /**
     * {@inheritdoc}
     */
    function return_header($feedback_type = null, $counter = null, $score = null, $show_media = false, $hideTitle = 0)
    {
        if (!empty($score['comments']) || $score['score'] > 0) {
            $score['revised'] = true;
        } else {
            $score['revised'] = false;
        }
        $header = parent::return_header($feedback_type, $counter, $score, $show_media, $hideTitle);
        $header .= '<table class="'.$this->question_table_class.'" >
        <tr>
		<th>'.get_lang("Answer").'</th>
		</tr>';

        return $header;
    }
}