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comparison WebContent/jscripts/tiny_mce/plugins/spellchecker/editor_plugin_src.js @ 5:0be9d53a6967

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editor for annotations
author dwinter
date Tue, 13 Dec 2011 17:43:46 +0100
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4:c32080f364c6 5:0be9d53a6967
1 /**
2 * editor_plugin_src.js
3 *
4 * Copyright 2009, Moxiecode Systems AB
5 * Released under LGPL License.
6 *
7 * License: http://tinymce.moxiecode.com/license
8 * Contributing: http://tinymce.moxiecode.com/contributing
9 */
10
11 (function() {
12 var JSONRequest = tinymce.util.JSONRequest, each = tinymce.each, DOM = tinymce.DOM;
13
14 tinymce.create('tinymce.plugins.SpellcheckerPlugin', {
15 getInfo : function() {
16 return {
17 longname : 'Spellchecker',
18 author : 'Moxiecode Systems AB',
19 authorurl : 'http://tinymce.moxiecode.com',
20 infourl : 'http://wiki.moxiecode.com/index.php/TinyMCE:Plugins/spellchecker',
21 version : tinymce.majorVersion + "." + tinymce.minorVersion
22 };
23 },
24
25 init : function(ed, url) {
26 var t = this, cm;
27
28 t.url = url;
29 t.editor = ed;
30 t.rpcUrl = ed.getParam("spellchecker_rpc_url", "{backend}");
31
32 if (t.rpcUrl == '{backend}') {
33 // Sniff if the browser supports native spellchecking (Don't know of a better way)
34 if (tinymce.isIE)
35 return;
36
37 t.hasSupport = true;
38
39 // Disable the context menu when spellchecking is active
40 ed.onContextMenu.addToTop(function(ed, e) {
41 if (t.active)
42 return false;
43 });
44 }
45
46 // Register commands
47 ed.addCommand('mceSpellCheck', function() {
48 if (t.rpcUrl == '{backend}') {
49 // Enable/disable native spellchecker
50 t.editor.getBody().spellcheck = t.active = !t.active;
51 return;
52 }
53
54 if (!t.active) {
55 ed.setProgressState(1);
56 t._sendRPC('checkWords', [t.selectedLang, t._getWords()], function(r) {
57 if (r.length > 0) {
58 t.active = 1;
59 t._markWords(r);
60 ed.setProgressState(0);
61 ed.nodeChanged();
62 } else {
63 ed.setProgressState(0);
64
65 if (ed.getParam('spellchecker_report_no_misspellings', true))
66 ed.windowManager.alert('spellchecker.no_mpell');
67 }
68 });
69 } else
70 t._done();
71 });
72
73 if (ed.settings.content_css !== false)
74 ed.contentCSS.push(url + '/css/content.css');
75
76 ed.onClick.add(t._showMenu, t);
77 ed.onContextMenu.add(t._showMenu, t);
78 ed.onBeforeGetContent.add(function() {
79 if (t.active)
80 t._removeWords();
81 });
82
83 ed.onNodeChange.add(function(ed, cm) {
84 cm.setActive('spellchecker', t.active);
85 });
86
87 ed.onSetContent.add(function() {
88 t._done();
89 });
90
91 ed.onBeforeGetContent.add(function() {
92 t._done();
93 });
94
95 ed.onBeforeExecCommand.add(function(ed, cmd) {
96 if (cmd == 'mceFullScreen')
97 t._done();
98 });
99
100 // Find selected language
101 t.languages = {};
102 each(ed.getParam('spellchecker_languages', '+English=en,Danish=da,Dutch=nl,Finnish=fi,French=fr,German=de,Italian=it,Polish=pl,Portuguese=pt,Spanish=es,Swedish=sv', 'hash'), function(v, k) {
103 if (k.indexOf('+') === 0) {
104 k = k.substring(1);
105 t.selectedLang = v;
106 }
107
108 t.languages[k] = v;
109 });
110 },
111
112 createControl : function(n, cm) {
113 var t = this, c, ed = t.editor;
114
115 if (n == 'spellchecker') {
116 // Use basic button if we use the native spellchecker
117 if (t.rpcUrl == '{backend}') {
118 // Create simple toggle button if we have native support
119 if (t.hasSupport)
120 c = cm.createButton(n, {title : 'spellchecker.desc', cmd : 'mceSpellCheck', scope : t});
121
122 return c;
123 }
124
125 c = cm.createSplitButton(n, {title : 'spellchecker.desc', cmd : 'mceSpellCheck', scope : t});
126
127 c.onRenderMenu.add(function(c, m) {
128 m.add({title : 'spellchecker.langs', 'class' : 'mceMenuItemTitle'}).setDisabled(1);
129 each(t.languages, function(v, k) {
130 var o = {icon : 1}, mi;
131
132 o.onclick = function() {
133 if (v == t.selectedLang) {
134 return;
135 }
136 mi.setSelected(1);
137 t.selectedItem.setSelected(0);
138 t.selectedItem = mi;
139 t.selectedLang = v;
140 };
141
142 o.title = k;
143 mi = m.add(o);
144 mi.setSelected(v == t.selectedLang);
145
146 if (v == t.selectedLang)
147 t.selectedItem = mi;
148 })
149 });
150
151 return c;
152 }
153 },
154
155 // Internal functions
156
157 _walk : function(n, f) {
158 var d = this.editor.getDoc(), w;
159
160 if (d.createTreeWalker) {
161 w = d.createTreeWalker(n, NodeFilter.SHOW_TEXT, null, false);
162
163 while ((n = w.nextNode()) != null)
164 f.call(this, n);
165 } else
166 tinymce.walk(n, f, 'childNodes');
167 },
168
169 _getSeparators : function() {
170 var re = '', i, str = this.editor.getParam('spellchecker_word_separator_chars', '\\s!"#$%&()*+,-./:;<=>?@[\]^_{|}§©«®±¶·¸»¼½¾¿×÷¤\u201d\u201c');
171
172 // Build word separator regexp
173 for (i=0; i<str.length; i++)
174 re += '\\' + str.charAt(i);
175
176 return re;
177 },
178
179 _getWords : function() {
180 var ed = this.editor, wl = [], tx = '', lo = {}, rawWords = [];
181
182 // Get area text
183 this._walk(ed.getBody(), function(n) {
184 if (n.nodeType == 3)
185 tx += n.nodeValue + ' ';
186 });
187
188 // split the text up into individual words
189 if (ed.getParam('spellchecker_word_pattern')) {
190 // look for words that match the pattern
191 rawWords = tx.match('(' + ed.getParam('spellchecker_word_pattern') + ')', 'gi');
192 } else {
193 // Split words by separator
194 tx = tx.replace(new RegExp('([0-9]|[' + this._getSeparators() + '])', 'g'), ' ');
195 tx = tinymce.trim(tx.replace(/(\s+)/g, ' '));
196 rawWords = tx.split(' ');
197 }
198
199 // Build word array and remove duplicates
200 each(rawWords, function(v) {
201 if (!lo[v]) {
202 wl.push(v);
203 lo[v] = 1;
204 }
205 });
206
207 return wl;
208 },
209
210 _removeWords : function(w) {
211 var ed = this.editor, dom = ed.dom, se = ed.selection, b = se.getBookmark();
212
213 each(dom.select('span').reverse(), function(n) {
214 if (n && (dom.hasClass(n, 'mceItemHiddenSpellWord') || dom.hasClass(n, 'mceItemHidden'))) {
215 if (!w || dom.decode(n.innerHTML) == w)
216 dom.remove(n, 1);
217 }
218 });
219
220 se.moveToBookmark(b);
221 },
222
223 _markWords : function(wl) {
224 var ed = this.editor, dom = ed.dom, doc = ed.getDoc(), se = ed.selection, b = se.getBookmark(), nl = [],
225 w = wl.join('|'), re = this._getSeparators(), rx = new RegExp('(^|[' + re + '])(' + w + ')(?=[' + re + ']|$)', 'g');
226
227 // Collect all text nodes
228 this._walk(ed.getBody(), function(n) {
229 if (n.nodeType == 3) {
230 nl.push(n);
231 }
232 });
233
234 // Wrap incorrect words in spans
235 each(nl, function(n) {
236 var node, elem, txt, pos, v = n.nodeValue;
237
238 if (rx.test(v)) {
239 // Encode the content
240 v = dom.encode(v);
241 // Create container element
242 elem = dom.create('span', {'class' : 'mceItemHidden'});
243
244 // Following code fixes IE issues by creating text nodes
245 // using DOM methods instead of innerHTML.
246 // Bug #3124: <PRE> elements content is broken after spellchecking.
247 // Bug #1408: Preceding whitespace characters are removed
248 // @TODO: I'm not sure that both are still issues on IE9.
249 if (tinymce.isIE) {
250 // Enclose mispelled words with temporal tag
251 v = v.replace(rx, '$1<mcespell>$2</mcespell>');
252 // Loop over the content finding mispelled words
253 while ((pos = v.indexOf('<mcespell>')) != -1) {
254 // Add text node for the content before the word
255 txt = v.substring(0, pos);
256 if (txt.length) {
257 node = doc.createTextNode(dom.decode(txt));
258 elem.appendChild(node);
259 }
260 v = v.substring(pos+10);
261 pos = v.indexOf('</mcespell>');
262 txt = v.substring(0, pos);
263 v = v.substring(pos+11);
264 // Add span element for the word
265 elem.appendChild(dom.create('span', {'class' : 'mceItemHiddenSpellWord'}, txt));
266 }
267 // Add text node for the rest of the content
268 if (v.length) {
269 node = doc.createTextNode(dom.decode(v));
270 elem.appendChild(node);
271 }
272 } else {
273 // Other browsers preserve whitespace characters on innerHTML usage
274 elem.innerHTML = v.replace(rx, '$1<span class="mceItemHiddenSpellWord">$2</span>');
275 }
276
277 // Finally, replace the node with the container
278 dom.replace(elem, n);
279 }
280 });
281
282 se.moveToBookmark(b);
283 },
284
285 _showMenu : function(ed, e) {
286 var t = this, ed = t.editor, m = t._menu, p1, dom = ed.dom, vp = dom.getViewPort(ed.getWin()), wordSpan = e.target;
287
288 e = 0; // Fixes IE memory leak
289
290 if (!m) {
291 m = ed.controlManager.createDropMenu('spellcheckermenu', {'class' : 'mceNoIcons'});
292 t._menu = m;
293 }
294
295 if (dom.hasClass(wordSpan, 'mceItemHiddenSpellWord')) {
296 m.removeAll();
297 m.add({title : 'spellchecker.wait', 'class' : 'mceMenuItemTitle'}).setDisabled(1);
298
299 t._sendRPC('getSuggestions', [t.selectedLang, dom.decode(wordSpan.innerHTML)], function(r) {
300 var ignoreRpc;
301
302 m.removeAll();
303
304 if (r.length > 0) {
305 m.add({title : 'spellchecker.sug', 'class' : 'mceMenuItemTitle'}).setDisabled(1);
306 each(r, function(v) {
307 m.add({title : v, onclick : function() {
308 dom.replace(ed.getDoc().createTextNode(v), wordSpan);
309 t._checkDone();
310 }});
311 });
312
313 m.addSeparator();
314 } else
315 m.add({title : 'spellchecker.no_sug', 'class' : 'mceMenuItemTitle'}).setDisabled(1);
316
317 if (ed.getParam('show_ignore_words', true)) {
318 ignoreRpc = t.editor.getParam("spellchecker_enable_ignore_rpc", '');
319 m.add({
320 title : 'spellchecker.ignore_word',
321 onclick : function() {
322 var word = wordSpan.innerHTML;
323
324 dom.remove(wordSpan, 1);
325 t._checkDone();
326
327 // tell the server if we need to
328 if (ignoreRpc) {
329 ed.setProgressState(1);
330 t._sendRPC('ignoreWord', [t.selectedLang, word], function(r) {
331 ed.setProgressState(0);
332 });
333 }
334 }
335 });
336
337 m.add({
338 title : 'spellchecker.ignore_words',
339 onclick : function() {
340 var word = wordSpan.innerHTML;
341
342 t._removeWords(dom.decode(word));
343 t._checkDone();
344
345 // tell the server if we need to
346 if (ignoreRpc) {
347 ed.setProgressState(1);
348 t._sendRPC('ignoreWords', [t.selectedLang, word], function(r) {
349 ed.setProgressState(0);
350 });
351 }
352 }
353 });
354 }
355
356 if (t.editor.getParam("spellchecker_enable_learn_rpc")) {
357 m.add({
358 title : 'spellchecker.learn_word',
359 onclick : function() {
360 var word = wordSpan.innerHTML;
361
362 dom.remove(wordSpan, 1);
363 t._checkDone();
364
365 ed.setProgressState(1);
366 t._sendRPC('learnWord', [t.selectedLang, word], function(r) {
367 ed.setProgressState(0);
368 });
369 }
370 });
371 }
372
373 m.update();
374 });
375
376 p1 = DOM.getPos(ed.getContentAreaContainer());
377 m.settings.offset_x = p1.x;
378 m.settings.offset_y = p1.y;
379
380 ed.selection.select(wordSpan);
381 p1 = dom.getPos(wordSpan);
382 m.showMenu(p1.x, p1.y + wordSpan.offsetHeight - vp.y);
383
384 return tinymce.dom.Event.cancel(e);
385 } else
386 m.hideMenu();
387 },
388
389 _checkDone : function() {
390 var t = this, ed = t.editor, dom = ed.dom, o;
391
392 each(dom.select('span'), function(n) {
393 if (n && dom.hasClass(n, 'mceItemHiddenSpellWord')) {
394 o = true;
395 return false;
396 }
397 });
398
399 if (!o)
400 t._done();
401 },
402
403 _done : function() {
404 var t = this, la = t.active;
405
406 if (t.active) {
407 t.active = 0;
408 t._removeWords();
409
410 if (t._menu)
411 t._menu.hideMenu();
412
413 if (la)
414 t.editor.nodeChanged();
415 }
416 },
417
418 _sendRPC : function(m, p, cb) {
419 var t = this;
420
421 JSONRequest.sendRPC({
422 url : t.rpcUrl,
423 method : m,
424 params : p,
425 success : cb,
426 error : function(e, x) {
427 t.editor.setProgressState(0);
428 t.editor.windowManager.alert(e.errstr || ('Error response: ' + x.responseText));
429 }
430 });
431 }
432 });
433
434 // Register plugin
435 tinymce.PluginManager.add('spellchecker', tinymce.plugins.SpellcheckerPlugin);
436 })();