1<?php
2
3// This file is part of Moodle - http://moodle.org/
4//
5// Moodle is free software: you can redistribute it and/or modify
6// it under the terms of the GNU General Public License as published by
7// the Free Software Foundation, either version 3 of the License, or
8// (at your option) any later version.
9//
10// Moodle is distributed in the hope that it will be useful,
11// but WITHOUT ANY WARRANTY; without even the implied warranty of
12// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13// GNU General Public License for more details.
14//
15// You should have received a copy of the GNU General Public License
16// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
17
18/**
19 * This file contains all necessary code to define and process an edit form
20 *
21 * @package mod_wiki
22 * @copyright 2009 Marc Alier, Jordi Piguillem marc.alier@upc.edu
23 * @copyright 2009 Universitat Politecnica de Catalunya http://www.upc.edu
24 *
25 * @author Josep Arus
26 *
27 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
28 */
29
30if (!defined('MOODLE_INTERNAL')) {
31    die('Direct access to this script is forbidden.');    ///  It must be included from a Moodle page
32}
33
34require_once($CFG->dirroot . '/mod/wiki/editors/wikieditor.php');
35
36class mod_wiki_edit_form extends moodleform {
37
38    protected function definition() {
39        global $CFG;
40
41        $mform = $this->_form;
42        // BEWARE HACK: In order for things to work we need to override the form id and set it to mform1.
43        // The first form to be instantiated never gets displayed so this should be safe.
44        $mform->updateAttributes(array('id' => 'mform1'));
45
46        $version = $this->_customdata['version'];
47        $format = $this->_customdata['format'];
48
49        if (empty($this->_customdata['contextid'])) {
50            // Hack alert
51            // This is being done ONLY to aid those who may have created there own wiki pages. It should be removed sometime
52            // after the release of 2.3 (not creating an issue because this whole thing should be reviewed)
53            debugging('You must always provide mod_wiki_edit_form with a contextid in its custom data', DEBUG_DEVELOPER);
54            global $PAGE;
55            $contextid = $PAGE->context->id;
56        } else {
57            $contextid = $this->_customdata['contextid'];
58        }
59
60        if (isset($this->_customdata['pagetitle'])) {
61            // Page title must be formatted properly here as this is output and not an element.
62            $pagetitle = get_string('editingpage', 'wiki', format_string($this->_customdata['pagetitle'], true, array('context' => context::instance_by_id($contextid, MUST_EXIST))));
63        } else {
64            $pagetitle = get_string('editing', 'wiki');
65        }
66
67        //editor
68        $mform->addElement('header', 'general', $pagetitle);
69
70        $fieldname = get_string('format' . $format, 'wiki');
71        if ($format != 'html') {
72            // Use wiki editor
73            $extensions = file_get_typegroup('extension', 'web_image');
74            $fs = get_file_storage();
75            $tree = $fs->get_area_tree($contextid, 'mod_wiki', $this->_customdata['filearea'], $this->_customdata['fileitemid']);
76            $files = array();
77            foreach ($tree['files'] as $file) {
78                $filename = $file->get_filename();
79                foreach ($extensions as $ext) {
80                    if (preg_match('#'.$ext.'$#i', $filename)) {
81                        $files[] = $filename;
82                    }
83                }
84            }
85            $mform->addElement('wikieditor', 'newcontent', $fieldname, array('cols' => 100, 'rows' => 20, 'wiki_format' => $format, 'files'=>$files));
86            $mform->addHelpButton('newcontent', 'format'.$format, 'wiki');
87            $mform->setType('newcontent', PARAM_RAW); // processed by trust text or cleaned before the display
88        } else {
89            $mform->addElement('editor', 'newcontent_editor', $fieldname, null, page_wiki_edit::$attachmentoptions);
90            $mform->addHelpButton('newcontent_editor', 'formathtml', 'wiki');
91            $mform->setType('newcontent_editor', PARAM_RAW); // processed by trust text or cleaned before the display
92        }
93
94        //hiddens
95        if ($version >= 0) {
96            $mform->addElement('hidden', 'version', $version);
97            $mform->setType('version', PARAM_FLOAT);
98        }
99
100        $mform->addElement('hidden', 'contentformat', $format);
101        $mform->setType('contentformat', PARAM_ALPHANUMEXT);
102
103        if (core_tag_tag::is_enabled('mod_wiki', 'wiki_pages')) {
104            $mform->addElement('header', 'tagshdr', get_string('tags', 'tag'));
105        }
106        $mform->addElement('tags', 'tags', get_string('tags'),
107                array('itemtype' => 'wiki_pages', 'component' => 'mod_wiki'));
108
109        $buttongroup = array();
110        $buttongroup[] = $mform->createElement('submit', 'editoption', get_string('save', 'wiki'), array('id' => 'save'));
111        $buttongroup[] = $mform->createElement('submit', 'editoption', get_string('preview'), array('id' => 'preview'), false);
112        $buttongroup[] = $mform->createElement('submit', 'editoption', get_string('cancel'), array('id' => 'cancel'), false);
113
114        $mform->addGroup($buttongroup, 'buttonar', '', array(' '), false);
115        $mform->closeHeaderBefore('buttonar');
116    }
117
118}
119