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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Action for adding a question page. Prints an HTML form.
*
* @package mod
* @subpackage lesson
* @copyright 2009 Sam Hemelryk
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
**/
require_once("../../config.php");
require_once($CFG->dirroot.'/mod/lesson/locallib.php');
require_once('editpage_form.php');
// first get the preceeding page
$pageid = required_param('pageid', PARAM_INT);
$id = required_param('id', PARAM_INT); // Course Module ID
$qtype = optional_param('qtype', 0, PARAM_INT);
$edit = optional_param('edit', false, PARAM_BOOL);
$cm = get_coursemodule_from_id('lesson', $id, 0, false, MUST_EXIST);;
$course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
$lesson = new lesson($DB->get_record('lesson', array('id' => $cm->instance), '*', MUST_EXIST));
require_login($course, false, $cm);
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
require_capability('mod/lesson:edit', $context);
$PAGE->set_url('/mod/lesson/editpage.php', array('pageid'=>$pageid, 'id'=>$id, 'qtype'=>$qtype));
if ($edit) {
$editpage = lesson_page::load($pageid, $lesson);
$qtype = $editpage->qtype;
$edit = true;
} else {
$edit = false;
}
$jumpto = lesson_page::get_jumptooptions($pageid, $lesson);
$manager = lesson_page_type_manager::get($lesson);
$editoroptions = array('noclean'=>true, 'maxfiles'=>EDITOR_UNLIMITED_FILES, 'maxbytes'=>$CFG->maxbytes);
// If the previous page was the Question type selection form, this form
// will have a different name (e.g. _qf__lesson_add_page_form_selection
// versus _qf__lesson_add_page_form_multichoice). This causes confusion
// in moodleform::_process_submission because the array key check doesn't
// tie up with the current form name, which in turn means the "submitted"
// check ends up evaluating as false, thus it's not possible to check whether
// the Question type selection was cancelled. For this reason, a dummy form
// is created here solely to check whether the selection was cancelled.
if ($qtype) {
$mformdummy = $manager->get_page_form(0, array('editoroptions'=>$editoroptions, 'jumpto'=>$jumpto, 'lesson'=>$lesson, 'edit'=>$edit, 'maxbytes'=>$PAGE->course->maxbytes));
if ($mformdummy->is_cancelled()) {
redirect("$CFG->wwwroot/mod/lesson/edit.php?id=$id");
exit;
}
}
$mform = $manager->get_page_form($qtype, array('editoroptions'=>$editoroptions, 'jumpto'=>$jumpto, 'lesson'=>$lesson, 'edit'=>$edit, 'maxbytes'=>$PAGE->course->maxbytes));
if ($mform->is_cancelled()) {
redirect("$CFG->wwwroot/mod/lesson/edit.php?id=$id");
exit;
}
if ($edit) {
$data = $editpage->properties();
$data->pageid = $editpage->id;
$data->id = $cm->id;
$data = file_prepare_standard_editor($data, 'contents', $editoroptions, $context, 'mod_lesson', 'page_contents', $editpage->id);
$mform->set_data($data);
$PAGE->navbar->add(get_string('edit'), new moodle_url('/mod/lesson/edit.php', array('id'=>$id)));
$PAGE->navbar->add(get_string('editingquestionpage', 'lesson', get_string($mform->qtypestring, 'lesson')));
} else {
// Give the page type being created a chance to override the creation process
// this is used by endofbranch, cluster, and endofcluster to skip the creation form.
// IT SHOULD ALWAYS CALL require_sesskey();
$mform->construction_override($pageid, $lesson);
$data = new stdClass;
$data->id = $cm->id;
$data->pageid = $pageid;
if ($qtype) {
//TODO: the handling of form for the selection of question type is a bloody hack! (skodak)
$data->qtype = $qtype;
}
$data = file_prepare_standard_editor($data, 'contents', $editoroptions, null);
$mform->set_data($data);
$PAGE->navbar->add(get_string('addanewpage', 'lesson'), $PAGE->url);
if ($qtype !== 'unknown') {
$PAGE->navbar->add(get_string($mform->qtypestring, 'lesson'));
}
}
if ($data = $mform->get_data()) {
require_sesskey();
if ($edit) {
$data->lessonid = $data->id;
$data->id = $data->pageid;
unset($data->pageid);
unset($data->edit);
$editpage->update($data, $context, $PAGE->course->maxbytes);
} else {
$editpage = lesson_page::create($data, $lesson, $context, $PAGE->course->maxbytes);
}
redirect(new moodle_url('/mod/lesson/edit.php', array('id'=>$cm->id)));
}
$lessonoutput = $PAGE->get_renderer('mod_lesson');
echo $lessonoutput->header($lesson, $cm);
$mform->display();
echo $lessonoutput->footer();
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