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103 lines
2.9 KiB
103 lines
2.9 KiB
<?php
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/* For licensing terms, see /license.txt */
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/**
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* Code for Qti2 import integration.
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* @package chamilo.exercise
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* @author Ronny Velasquez
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* @version $Id: qti2.php 2010-03-12 12:14:25Z $
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*/
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// including the global Chamilo file
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require_once __DIR__.'/../inc/global.inc.php';
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// section (for the tabs)
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$this_section = SECTION_COURSES;
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// access restriction: only teachers are allowed here
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if (!api_is_allowed_to_edit(null, true)) {
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api_not_allowed();
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}
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// the breadcrumbs
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$interbreadcrumb[] = array(
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"url" => api_get_path(WEB_CODE_PATH)."exercise/exercise.php?".api_get_cidreq(),
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"name" => get_lang('Exercises')
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);
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$is_allowedToEdit = api_is_allowed_to_edit(null, true);
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/**
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* This function displays the form to import the zip file with qti2
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*/
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function ch_qti2_display_form()
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{
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$name_tools = get_lang('ImportQtiQuiz');
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$form = '<div class="actions">';
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$form .= '<a href="'.api_get_path(WEB_CODE_PATH).'exercise/exercise.php?show=test&'.api_get_cidreq().'">'.
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Display :: return_icon('back.png', get_lang('BackToExercisesList'), '', ICON_SIZE_MEDIUM).'</a>';
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$form .= '</div>';
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$formValidator = new FormValidator(
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'qti_upload',
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'post',
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api_get_self()."?".api_get_cidreq(),
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null,
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array('enctype' => 'multipart/form-data')
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);
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$formValidator->addElement('header', $name_tools);
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$formValidator->addElement('file', 'userFile', get_lang('DownloadFile'));
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$formValidator->addButtonImport(get_lang('Upload'));
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$form .= $formValidator->returnForm();
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echo $form;
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}
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/**
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* This function will import the zip file with the respective qti2
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* @param array $array_file ($_FILES)
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* @return string|array
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*/
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function ch_qti2_import_file($array_file)
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{
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$unzip = 0;
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$process = process_uploaded_file($array_file, false);
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if (preg_match('/\.zip$/i', $array_file['name'])) {
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// if it's a zip, allow zip upload
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$unzip = 1;
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}
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if ($process && $unzip == 1) {
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$main_path = api_get_path(SYS_CODE_PATH);
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require_once $main_path.'exercise/export/exercise_import.inc.php';
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require_once $main_path.'exercise/export/qti2/qti2_classes.php';
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return import_exercise($array_file['name']);
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}
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return 'langFileError';
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}
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$message = null;
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// import file
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if ((api_is_allowed_to_edit(null, true))) {
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if (isset($_POST['submit'])) {
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$imported = ch_qti2_import_file($_FILES['userFile']);
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if (is_numeric($imported) && !empty($imported)) {
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header('Location: '.api_get_path(WEB_CODE_PATH).'exercise/admin.php?'.api_get_cidreq().'&exerciseId='.$imported);
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exit;
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} else {
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$message = Display::return_message(get_lang($imported));
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}
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}
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}
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// Display header
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Display::display_header(get_lang('ImportQtiQuiz'), 'Exercises');
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echo $message;
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// display qti form
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ch_qti2_display_form();
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// display the footer
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Display::display_footer();
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