/**
* editor_plugin_src.js
*
* Copyright 2009, Moxiecode Systems AB
* Released under LGPL License.
*
* License: http://tinymce.moxiecode.com/license
* Contributing: http://tinymce.moxiecode.com/contributing
*/
(function() {
var JSONRequest = tinymce.util.JSONRequest, each = tinymce.each, DOM = tinymce.DOM;
tinymce.create('tinymce.plugins.SpellcheckerPlugin', {
getInfo : function() {
return {
longname : 'Spellchecker',
author : 'Moxiecode Systems AB',
authorurl : 'http://tinymce.moxiecode.com',
infourl : 'http://wiki.moxiecode.com/index.php/TinyMCE:Plugins/spellchecker',
version : tinymce.majorVersion + "." + tinymce.minorVersion
};
},
init : function(ed, url) {
var t = this, cm;
t.url = url;
t.editor = ed;
t.rpcUrl = ed.getParam("spellchecker_rpc_url", "{backend}");
if (t.rpcUrl == '{backend}') {
// Sniff if the browser supports native spellchecking (Don't know of a better way)
if (tinymce.isIE)
return;
t.hasSupport = true;
// Disable the context menu when spellchecking is active
ed.onContextMenu.addToTop(function(ed, e) {
if (t.active)
return false;
});
}
// Register commands
ed.addCommand('mceSpellCheck', function() {
if (t.rpcUrl == '{backend}') {
// Enable/disable native spellchecker
t.editor.getBody().spellcheck = t.active = !t.active;
return;
}
if (!t.active) {
ed.setProgressState(1);
t._sendRPC('checkWords', [t.selectedLang, t._getWords()], function(r) {
if (r.length > 0) {
t.active = 1;
t._markWords(r);
ed.setProgressState(0);
ed.nodeChanged();
} else {
ed.setProgressState(0);
if (ed.getParam('spellchecker_report_no_misspellings', true))
ed.windowManager.alert('spellchecker.no_mpell');
}
});
} else
t._done();
});
if (ed.settings.content_css !== false)
ed.contentCSS.push(url + '/css/content.css');
ed.onClick.add(t._showMenu, t);
ed.onContextMenu.add(t._showMenu, t);
ed.onBeforeGetContent.add(function() {
if (t.active)
t._removeWords();
});
ed.onNodeChange.add(function(ed, cm) {
cm.setActive('spellchecker', t.active);
});
ed.onSetContent.add(function() {
t._done();
});
ed.onBeforeGetContent.add(function() {
t._done();
});
ed.onBeforeExecCommand.add(function(ed, cmd) {
if (cmd == 'mceFullScreen')
t._done();
});
// Find selected language
t.languages = {};
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) {
if (k.indexOf('+') === 0) {
k = k.substring(1);
t.selectedLang = v;
}
t.languages[k] = v;
});
},
createControl : function(n, cm) {
var t = this, c, ed = t.editor;
if (n == 'spellchecker') {
// Use basic button if we use the native spellchecker
if (t.rpcUrl == '{backend}') {
// Create simple toggle button if we have native support
if (t.hasSupport)
c = cm.createButton(n, {title : 'spellchecker.desc', cmd : 'mceSpellCheck', scope : t});
return c;
}
c = cm.createSplitButton(n, {title : 'spellchecker.desc', cmd : 'mceSpellCheck', scope : t});
c.onRenderMenu.add(function(c, m) {
m.add({title : 'spellchecker.langs', 'class' : 'mceMenuItemTitle'}).setDisabled(1);
each(t.languages, function(v, k) {
var o = {icon : 1}, mi;
o.onclick = function() {
if (v == t.selectedLang) {
return;
}
mi.setSelected(1);
t.selectedItem.setSelected(0);
t.selectedItem = mi;
t.selectedLang = v;
};
o.title = k;
mi = m.add(o);
mi.setSelected(v == t.selectedLang);
if (v == t.selectedLang)
t.selectedItem = mi;
})
});
return c;
}
},
// Internal functions
_walk : function(n, f) {
var d = this.editor.getDoc(), w;
if (d.createTreeWalker) {
w = d.createTreeWalker(n, NodeFilter.SHOW_TEXT, null, false);
while ((n = w.nextNode()) != null)
f.call(this, n);
} else
tinymce.walk(n, f, 'childNodes');
},
_getSeparators : function() {
var re = '', i, str = this.editor.getParam('spellchecker_word_separator_chars', '\\s!"#$%&()*+,-./:;<=>?@[\]^_{|}???????????????\u201d\u201c');
// Build word separator regexp
for (i=0; i<str.length; i++)
re += '\\' + str.charAt(i);
return re;
},
_getWords : function() {
var ed = this.editor, wl = [], tx = '', lo = {}, rawWords = [];
// Get area text
this._walk(ed.getBody(), function(n) {
if (n.nodeType == 3)
tx += n.nodeValue + ' ';
});
// split the text up into individual words
if (ed.getParam('spellchecker_word_pattern')) {
// look for words that match the pattern
rawWords = tx.match('(' + ed.getParam('spellchecker_word_pattern') + ')', 'gi');
} else {
// Split words by separator
tx = tx.replace(new RegExp('([0-9]|[' + this._getSeparators() + '])', 'g'), ' ');
tx = tinymce.trim(tx.replace(/(\s+)/g, ' '));
rawWords = tx.split(' ');
}
// Build word array and remove duplicates
each(rawWords, function(v) {
if (!lo[v]) {
wl.push(v);
lo[v] = 1;
}
});
return wl;
},
_removeWords : function(w) {
var ed = this.editor, dom = ed.dom, se = ed.selection, r = se.getRng(true);
each(dom.select('span').reverse(), function(n) {
if (n && (dom.hasClass(n, 'mceItemHiddenSpellWord') || dom.hasClass(n, 'mceItemHidden'))) {
if (!w || dom.decode(n.innerHTML) == w)
dom.remove(n, 1);
}
});
se.setRng(r);
},
_markWords : function(wl) {
var ed = this.editor, dom = ed.dom, doc = ed.getDoc(), se = ed.selection, r = se.getRng(true), nl = [],
w = wl.join('|'), re = this._getSeparators(), rx = new RegExp('(^|[' + re + '])(' + w + ')(?=[' + re + ']|$)', 'g');
// Collect all text nodes
this._walk(ed.getBody(), function(n) {
if (n.nodeType == 3) {
nl.push(n);
}
});
// Wrap incorrect words in spans
each(nl, function(n) {
var node, elem, txt, pos, v = n.nodeValue;
if (rx.test(v)) {
// Encode the content
v = dom.encode(v);
// Create container element
elem = dom.create('span', {'class' : 'mceItemHidden'});
// Following code fixes IE issues by creating text nodes
// using DOM methods instead of innerHTML.
// Bug #3124: <PRE> elements content is broken after spellchecking.
// Bug #1408: Preceding whitespace characters are removed
// @TODO: I'm not sure that both are still issues on IE9.
if (tinymce.isIE) {
// Enclose mispelled words with temporal tag
v = v.replace(rx, '$1<mcespell>$2</mcespell>');
// Loop over the content finding mispelled words
while ((pos = v.indexOf('<mcespell>')) != -1) {
// Add text node for the content before the word
txt = v.substring(0, pos);
if (txt.length) {
node = doc.createTextNode(dom.decode(txt));
elem.appendChild(node);
}
v = v.substring(pos+10);
pos = v.indexOf('</mcespell>');
txt = v.substring(0, pos);
v = v.substring(pos+11);
// Add span element for the word
elem.appendChild(dom.create('span', {'class' : 'mceItemHiddenSpellWord'}, txt));
}
// Add text node for the rest of the content
if (v.length) {
node = doc.createTextNode(dom.decode(v));
elem.appendChild(node);
}
} else {
// Other browsers preserve whitespace characters on innerHTML usage
elem.innerHTML = v.replace(rx, '$1<span class="mceItemHiddenSpellWord">$2</span>');
}
// Finally, replace the node with the container
dom.replace(elem, n);
}
});
se.setRng(r);
},
_showMenu : function(ed, e) {
var t = this, ed = t.editor, m = t._menu, p1, dom = ed.dom, vp = dom.getViewPort(ed.getWin()), wordSpan = e.target;
e = 0; // Fixes IE memory leak
if (!m) {
m = ed.controlManager.createDropMenu('spellcheckermenu', {'class' : 'mceNoIcons'});
t._menu = m;
}
if (dom.hasClass(wordSpan, 'mceItemHiddenSpellWord')) {
m.removeAll();
m.add({title : 'spellchecker.wait', 'class' : 'mceMenuItemTitle'}).setDisabled(1);
t._sendRPC('getSuggestions', [t.selectedLang, dom.decode(wordSpan.innerHTML)], function(r) {
var ignoreRpc;
m.removeAll();
if (r.length > 0) {
m.add({title : 'spellchecker.sug', 'class' : 'mceMenuItemTitle'}).setDisabled(1);
each(r, function(v) {
m.add({title : v, onclick : function() {
dom.replace(ed.getDoc().createTextNode(v), wordSpan);
t._checkDone();
}});
});
m.addSeparator();
} else
m.add({title : 'spellchecker.no_sug', 'class' : 'mceMenuItemTitle'}).setDisabled(1);
if (ed.getParam('show_ignore_words', true)) {
ignoreRpc = t.editor.getParam("spellchecker_enable_ignore_rpc", '');
m.add({
title : 'spellchecker.ignore_word',
onclick : function() {
var word = wordSpan.innerHTML;
dom.remove(wordSpan, 1);
t._checkDone();
// tell the server if we need to
if (ignoreRpc) {
ed.setProgressState(1);
t._sendRPC('ignoreWord', [t.selectedLang, word], function(r) {
ed.setProgressState(0);
});
}
}
});
m.add({
title : 'spellchecker.ignore_words',
onclick : function() {
var word = wordSpan.innerHTML;
t._removeWords(dom.decode(word));
t._checkDone();
// tell the server if we need to
if (ignoreRpc) {
ed.setProgressState(1);
t._sendRPC('ignoreWords', [t.selectedLang, word], function(r) {
ed.setProgressState(0);
});
}
}
});
}
if (t.editor.getParam("spellchecker_enable_learn_rpc")) {
m.add({
title : 'spellchecker.learn_word',
onclick : function() {
var word = wordSpan.innerHTML;
dom.remove(wordSpan, 1);
t._checkDone();
ed.setProgressState(1);
t._sendRPC('learnWord', [t.selectedLang, word], function(r) {
ed.setProgressState(0);
});
}
});
}
m.update();
});
p1 = DOM.getPos(ed.getContentAreaContainer());
m.settings.offset_x = p1.x;
m.settings.offset_y = p1.y;
ed.selection.select(wordSpan);
p1 = dom.getPos(wordSpan);
m.showMenu(p1.x, p1.y + wordSpan.offsetHeight - vp.y);
return tinymce.dom.Event.cancel(e);
} else
m.hideMenu();
},
_checkDone : function() {
var t = this, ed = t.editor, dom = ed.dom, o;
each(dom.select('span'), function(n) {
if (n && dom.hasClass(n, 'mceItemHiddenSpellWord')) {
o = true;
return false;
}
});
if (!o)
t._done();
},
_done : function() {
var t = this, la = t.active;
if (t.active) {
t.active = 0;
t._removeWords();
if (t._menu)
t._menu.hideMenu();
if (la)
t.editor.nodeChanged();
}
},
_sendRPC : function(m, p, cb) {
var t = this;
JSONRequest.sendRPC({
url : t.rpcUrl,
method : m,
params : p,
success : cb,
error : function(e, x) {
t.editor.setProgressState(0);
t.editor.windowManager.alert(e.errstr || ('Error response: ' + x.responseText));
}
});
}
});
// Register plugin
tinymce.PluginManager.add('spellchecker', tinymce.plugins.SpellcheckerPlugin);
})();
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