weekly release 3.6dev
[moodle.git] / lib / editor / tinymce / module.js
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1// This file is part of Moodle - http://moodle.org/
2//
3// Moodle is free software: you can redistribute it and/or modify
4// it under the terms of the GNU General Public License as published by
5// the Free Software Foundation, either version 3 of the License, or
6// (at your option) any later version.
7//
8// Moodle is distributed in the hope that it will be useful,
9// but WITHOUT ANY WARRANTY; without even the implied warranty of
10// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11// GNU General Public License for more details.
12//
13// You should have received a copy of the GNU General Public License
14// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
15
16/**
de6a6512 17 * TinyMCE helper javascript functions.
4c508047 18 *
34a30b5c 19 * @package editor_tinymce
de6a6512 20 * @copyright 2010 Petr Skoda (http://skodak.org)
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21 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
22 */
23
24M.editor_tinymce = M.editor_tinymce || {};
25
26M.editor_tinymce.editor_options = M.editor_tinymce.options || {};
27M.editor_tinymce.filepicker_options = M.editor_tinymce.filepicker_options || {};
5ba3a966 28M.editor_tinymce.initialised = false;
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29
30M.editor_tinymce.init_editor = function(Y, editorid, options) {
29149f98 31
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32 if (!M.editor_tinymce.initialised) {
33 // Load all language strings for all plugins - we do not use standard TinyMCE lang pack loading!
29149f98 34 tinymce.ScriptLoader.add(M.cfg.wwwroot + '/lib/editor/tinymce/all_strings.php?elanguage=' + options.language + '&rev=' + options.langrev);
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35
36 // Monkey patch for MDL-35284 - this hack ignores empty toolbars.
37 tinymce.ui.Toolbar.prototype.oldRenderHTML = tinymce.ui.Toolbar.prototype.renderHTML;
38 tinymce.ui.Toolbar.prototype.renderHTML = function() {
39 if (this.controls.length == 0) {
40 return;
41 }
42 return tinymce.ui.Toolbar.prototype.oldRenderHTML.call(this);
43 };
44
45 M.editor_tinymce.initialised = true;
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46 M.util.js_pending('editors');
47 options.oninit = "M.editor_tinymce.init_callback";
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48 }
49
4c508047 50 M.editor_tinymce.editor_options[editorid] = options;
fae91170 51
de6a6512 52 // Load necessary Moodle plugins into editor.
fae91170 53 if (options.moodle_init_plugins) {
54 var extraplugins = options.moodle_init_plugins.split(',');
55 for (var i=0; i<extraplugins.length; i++) {
56 var filedetails = extraplugins[i].split(':');
57 tinyMCE.PluginManager.load(filedetails[0],
58 M.cfg.wwwroot + '/lib/editor/tinymce/plugins/' + filedetails[1]);
59 }
60 }
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61
62 // We have to override the editor setup to work around a bug in iOS browsers - MDL-36803.
63 if (Y.UA.ios) {
64 // Retain any setup which is already defined.
65 options.originalSetupFunction = options.setup || function(){};
66 options.setup = function(editor) {
67 options.originalSetupFunction();
68 editor.onPostRender.add(function(ed) {
69 // Whenever there is a keydown event, ensure that the contentWindow still have focus.
70 ed.contentDocument.addEventListener('keydown', function() {
71 ed.contentWindow.focus();
72 });
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73
74 // Whenever a touch event is registered against the content document,
75 // reapply focus. This works around an issue with the location caret not
76 // being focusable without use of the Loupe.
77 ed.contentDocument.addEventListener('touchend', function() {
78 ed.contentWindow.focus();
79 });
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80 });
81 };
82 }
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83
84 // Retain any setup which is already defined.
85 options.originalSetupFunction = options.setup || function(){};
86 options.setup = function(editor) {
87 options.originalSetupFunction();
88 editor.onChange.add(function(ed) {
89 ed.save();
90 });
91 };
92
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93 tinyMCE.init(options);
94
95 var item = document.getElementById(editorid+'_filemanager');
96 if (item) {
97 item.parentNode.removeChild(item);
98 }
99};
100
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101M.editor_tinymce.init_callback = function() {
102 M.util.js_complete('editors');
103}
104
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105M.editor_tinymce.init_filepicker = function(Y, editorid, options) {
106 M.editor_tinymce.filepicker_options[editorid] = options;
107};
108
109M.editor_tinymce.toggle = function(id) {
110 tinyMCE.execCommand('mceToggleEditor', false, id);
111};
112
113M.editor_tinymce.filepicker_callback = function(args) {
114};
115
116M.editor_tinymce.filepicker = function(target_id, url, type, win) {
e0a5793d 117 YUI().use('core_filepicker', function (Y) {
4c508047 118 var editor_id = tinyMCE.selectedInstance.editorId;
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119 if (editor_id == 'mce_fullscreen') {
120 editor_id = tinyMCE.selectedInstance.settings.elements;
121 }
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122 var options = null;
123 if (type == 'media') {
de6a6512 124 // When media button clicked.
875f4e7b 125 options = M.editor_tinymce.filepicker_options[editor_id]['media'];
766514a0 126 } else if (type == 'file') {
de6a6512 127 // When link button clicked.
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128 options = M.editor_tinymce.filepicker_options[editor_id]['link'];
129 } else if (type == 'image') {
de6a6512 130 // When image button clicked.
875f4e7b 131 options = M.editor_tinymce.filepicker_options[editor_id]['image'];
e5e50970 132 }
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133
134 options.formcallback = M.editor_tinymce.filepicker_callback;
135 options.editor_target = win.document.getElementById(target_id);
136
137 M.core_filepicker.show(Y, options);
138 });
139};
140
ab978b38 141M.editor_tinymce.onblur_event = function(ed) {
de6a6512 142 // Attach event only after tinymce is initialized.
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143 if (ed.onInit != undefined) {
144 var s = ed.settings;
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145 // Save before event is attached, so that if this event is not generated then textarea should
146 // have loaded contents and submitting form should not throw error.
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147 ed.save();
148
de6a6512 149 // Attach blur event for tinymce to save contents to textarea.
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150 var doc = s.content_editable ? ed.getBody() : (tinymce.isGecko ? ed.getDoc() : ed.getWin());
151 tinymce.dom.Event.add(doc, 'blur', function() {
de6a6512 152 // Save contents to textarea before calling validation script.
ab978b38 153 ed.save();
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154 });
155 };
156};