bgneal@45: /**
bgneal@45:  * $Id: editor_plugin_src.js 425 2007-11-21 15:17:39Z spocke $
bgneal@45:  *
bgneal@45:  * @author Moxiecode
bgneal@45:  * @copyright Copyright © 2004-2008, Moxiecode Systems AB, All rights reserved.
bgneal@45:  */
bgneal@45: 
bgneal@45: (function() {
bgneal@45: 	var JSONRequest = tinymce.util.JSONRequest, each = tinymce.each, DOM = tinymce.DOM;
bgneal@45: 
bgneal@45: 	tinymce.create('tinymce.plugins.SpellcheckerPlugin', {
bgneal@45: 		getInfo : function() {
bgneal@45: 			return {
bgneal@45: 				longname : 'Spellchecker',
bgneal@45: 				author : 'Moxiecode Systems AB',
bgneal@45: 				authorurl : 'http://tinymce.moxiecode.com',
bgneal@45: 				infourl : 'http://wiki.moxiecode.com/index.php/TinyMCE:Plugins/spellchecker',
bgneal@45: 				version : tinymce.majorVersion + "." + tinymce.minorVersion
bgneal@45: 			};
bgneal@45: 		},
bgneal@45: 
bgneal@45: 		init : function(ed, url) {
bgneal@45: 			var t = this, cm;
bgneal@45: 
bgneal@45: 			t.url = url;
bgneal@45: 			t.editor = ed;
bgneal@45: 
bgneal@45: 			// Register commands
bgneal@45: 			ed.addCommand('mceSpellCheck', function() {
bgneal@45: 				if (!t.active) {
bgneal@45: 					ed.setProgressState(1);
bgneal@45: 					t._sendRPC('checkWords', [t.selectedLang, t._getWords()], function(r) {
bgneal@45: 						if (r.length > 0) {
bgneal@45: 							t.active = 1;
bgneal@45: 							t._markWords(r);
bgneal@45: 							ed.setProgressState(0);
bgneal@45: 							ed.nodeChanged();
bgneal@45: 						} else {
bgneal@45: 							ed.setProgressState(0);
bgneal@45: 							ed.windowManager.alert('spellchecker.no_mpell');
bgneal@45: 						}
bgneal@45: 					});
bgneal@45: 				} else
bgneal@45: 					t._done();
bgneal@45: 			});
bgneal@45: 
bgneal@45: 			ed.onInit.add(function() {
bgneal@45: 				if (ed.settings.content_css !== false)
bgneal@45: 					ed.dom.loadCSS(url + '/css/content.css');
bgneal@45: 			});
bgneal@45: 
bgneal@45: 			ed.onClick.add(t._showMenu, t);
bgneal@45: 			ed.onContextMenu.add(t._showMenu, t);
bgneal@45: 			ed.onBeforeGetContent.add(function() {
bgneal@45: 				if (t.active)
bgneal@45: 					t._removeWords();
bgneal@45: 			});
bgneal@45: 
bgneal@45: 			ed.onNodeChange.add(function(ed, cm) {
bgneal@45: 				cm.setActive('spellchecker', t.active);
bgneal@45: 			});
bgneal@45: 
bgneal@45: 			ed.onSetContent.add(function() {
bgneal@45: 				t._done();
bgneal@45: 			});
bgneal@45: 
bgneal@45: 			ed.onBeforeGetContent.add(function() {
bgneal@45: 				t._done();
bgneal@45: 			});
bgneal@45: 
bgneal@45: 			ed.onBeforeExecCommand.add(function(ed, cmd) {
bgneal@45: 				if (cmd == 'mceFullScreen')
bgneal@45: 					t._done();
bgneal@45: 			});
bgneal@45: 
bgneal@45: 			// Find selected language
bgneal@45: 			t.languages = {};
bgneal@45: 			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) {
bgneal@45: 				if (k.indexOf('+') === 0) {
bgneal@45: 					k = k.substring(1);
bgneal@45: 					t.selectedLang = v;
bgneal@45: 				}
bgneal@45: 
bgneal@45: 				t.languages[k] = v;
bgneal@45: 			});
bgneal@45: 		},
bgneal@45: 
bgneal@45: 		createControl : function(n, cm) {
bgneal@45: 			var t = this, c, ed = t.editor;
bgneal@45: 
bgneal@45: 			if (n == 'spellchecker') {
bgneal@45: 				c = cm.createSplitButton(n, {title : 'spellchecker.desc', cmd : 'mceSpellCheck', scope : t});
bgneal@45: 
bgneal@45: 				c.onRenderMenu.add(function(c, m) {
bgneal@45: 					m.add({title : 'spellchecker.langs', 'class' : 'mceMenuItemTitle'}).setDisabled(1);
bgneal@45: 					each(t.languages, function(v, k) {
bgneal@45: 						var o = {icon : 1}, mi;
bgneal@45: 
bgneal@45: 						o.onclick = function() {
bgneal@45: 							mi.setSelected(1);
bgneal@45: 							t.selectedItem.setSelected(0);
bgneal@45: 							t.selectedItem = mi;
bgneal@45: 							t.selectedLang = v;
bgneal@45: 						};
bgneal@45: 
bgneal@45: 						o.title = k;
bgneal@45: 						mi = m.add(o);
bgneal@45: 						mi.setSelected(v == t.selectedLang);
bgneal@45: 
bgneal@45: 						if (v == t.selectedLang)
bgneal@45: 							t.selectedItem = mi;
bgneal@45: 					})
bgneal@45: 				});
bgneal@45: 
bgneal@45: 				return c;
bgneal@45: 			}
bgneal@45: 		},
bgneal@45: 
bgneal@45: 		// Internal functions
bgneal@45: 
bgneal@45: 		_walk : function(n, f) {
bgneal@45: 			var d = this.editor.getDoc(), w;
bgneal@45: 
bgneal@45: 			if (d.createTreeWalker) {
bgneal@45: 				w = d.createTreeWalker(n, NodeFilter.SHOW_TEXT, null, false);
bgneal@45: 
bgneal@45: 				while ((n = w.nextNode()) != null)
bgneal@45: 					f.call(this, n);
bgneal@45: 			} else
bgneal@45: 				tinymce.walk(n, f, 'childNodes');
bgneal@45: 		},
bgneal@45: 
bgneal@45: 		_getSeparators : function() {
bgneal@45: 			var re = '', i, str = this.editor.getParam('spellchecker_word_separator_chars', '\\s!"#$%&()*+,-./:;<=>?@[\]^_{|}§©«®±¶·¸»¼½¾¿×÷¤\u201d\u201c');
bgneal@45: 
bgneal@45: 			// Build word separator regexp
bgneal@45: 			for (i=0; i<str.length; i++)
bgneal@45: 				re += '\\' + str.charAt(i);
bgneal@45: 
bgneal@45: 			return re;
bgneal@45: 		},
bgneal@45: 
bgneal@45: 		_getWords : function() {
bgneal@45: 			var ed = this.editor, wl = [], tx = '', lo = {};
bgneal@45: 
bgneal@45: 			// Get area text
bgneal@45: 			this._walk(ed.getBody(), function(n) {
bgneal@45: 				if (n.nodeType == 3)
bgneal@45: 					tx += n.nodeValue + ' ';
bgneal@45: 			});
bgneal@45: 
bgneal@45: 			// Split words by separator
bgneal@45: 			tx = tx.replace(new RegExp('([0-9]|[' + this._getSeparators() + '])', 'g'), ' ');
bgneal@45: 			tx = tinymce.trim(tx.replace(/(\s+)/g, ' '));
bgneal@45: 
bgneal@45: 			// Build word array and remove duplicates
bgneal@45: 			each(tx.split(' '), function(v) {
bgneal@45: 				if (!lo[v]) {
bgneal@45: 					wl.push(v);
bgneal@45: 					lo[v] = 1;
bgneal@45: 				}
bgneal@45: 			});
bgneal@45: 
bgneal@45: 			return wl;
bgneal@45: 		},
bgneal@45: 
bgneal@45: 		_removeWords : function(w) {
bgneal@45: 			var ed = this.editor, dom = ed.dom, se = ed.selection, b = se.getBookmark();
bgneal@45: 
bgneal@45: 			each(dom.select('span').reverse(), function(n) {
bgneal@45: 				if (n && (dom.hasClass(n, 'mceItemHiddenSpellWord') || dom.hasClass(n, 'mceItemHidden'))) {
bgneal@45: 					if (!w || dom.decode(n.innerHTML) == w)
bgneal@45: 						dom.remove(n, 1);
bgneal@45: 				}
bgneal@45: 			});
bgneal@45: 
bgneal@45: 			se.moveToBookmark(b);
bgneal@45: 		},
bgneal@45: 
bgneal@45: 		_markWords : function(wl) {
bgneal@45: 			var r1, r2, r3, r4, r5, w = '', ed = this.editor, re = this._getSeparators(), dom = ed.dom, nl = [];
bgneal@45: 			var se = ed.selection, b = se.getBookmark();
bgneal@45: 
bgneal@45: 			each(wl, function(v) {
bgneal@45: 				w += (w ? '|' : '') + v;
bgneal@45: 			});
bgneal@45: 
bgneal@45: 			r1 = new RegExp('([' + re + '])(' + w + ')([' + re + '])', 'g');
bgneal@45: 			r2 = new RegExp('^(' + w + ')', 'g');
bgneal@45: 			r3 = new RegExp('(' + w + ')([' + re + ']?)$', 'g');
bgneal@45: 			r4 = new RegExp('^(' + w + ')([' + re + ']?)$', 'g');
bgneal@45: 			r5 = new RegExp('(' + w + ')([' + re + '])', 'g');
bgneal@45: 
bgneal@45: 			// Collect all text nodes
bgneal@45: 			this._walk(this.editor.getBody(), function(n) {
bgneal@45: 				if (n.nodeType == 3) {
bgneal@45: 					nl.push(n);
bgneal@45: 				}
bgneal@45: 			});
bgneal@45: 
bgneal@45: 			// Wrap incorrect words in spans
bgneal@45: 			each(nl, function(n) {
bgneal@45: 				var v;
bgneal@45: 
bgneal@45: 				if (n.nodeType == 3) {
bgneal@45: 					v = n.nodeValue;
bgneal@45: 
bgneal@45: 					if (r1.test(v) || r2.test(v) || r3.test(v) || r4.test(v)) {
bgneal@45: 						v = dom.encode(v);
bgneal@45: 						v = v.replace(r5, '<span class="mceItemHiddenSpellWord">$1</span>$2');
bgneal@45: 						v = v.replace(r3, '<span class="mceItemHiddenSpellWord">$1</span>$2');
bgneal@45: 
bgneal@45: 						dom.replace(dom.create('span', {'class' : 'mceItemHidden'}, v), n);
bgneal@45: 					}
bgneal@45: 				}
bgneal@45: 			});
bgneal@45: 
bgneal@45: 			se.moveToBookmark(b);
bgneal@45: 		},
bgneal@45: 
bgneal@45: 		_showMenu : function(ed, e) {
bgneal@45: 			var t = this, ed = t.editor, m = t._menu, p1, dom = ed.dom, vp = dom.getViewPort(ed.getWin());
bgneal@45: 
bgneal@45: 			if (!m) {
bgneal@45: 				p1 = DOM.getPos(ed.getContentAreaContainer());
bgneal@45: 				//p2 = DOM.getPos(ed.getContainer());
bgneal@45: 
bgneal@45: 				m = ed.controlManager.createDropMenu('spellcheckermenu', {
bgneal@45: 					offset_x : p1.x,
bgneal@45: 					offset_y : p1.y,
bgneal@45: 					'class' : 'mceNoIcons'
bgneal@45: 				});
bgneal@45: 
bgneal@45: 				t._menu = m;
bgneal@45: 			}
bgneal@45: 
bgneal@45: 			if (dom.hasClass(e.target, 'mceItemHiddenSpellWord')) {
bgneal@45: 				m.removeAll();
bgneal@45: 				m.add({title : 'spellchecker.wait', 'class' : 'mceMenuItemTitle'}).setDisabled(1);
bgneal@45: 
bgneal@45: 				t._sendRPC('getSuggestions', [t.selectedLang, dom.decode(e.target.innerHTML)], function(r) {
bgneal@45: 					m.removeAll();
bgneal@45: 
bgneal@45: 					if (r.length > 0) {
bgneal@45: 						m.add({title : 'spellchecker.sug', 'class' : 'mceMenuItemTitle'}).setDisabled(1);
bgneal@45: 						each(r, function(v) {
bgneal@45: 							m.add({title : v, onclick : function() {
bgneal@45: 								dom.replace(ed.getDoc().createTextNode(v), e.target);
bgneal@45: 								t._checkDone();
bgneal@45: 							}});
bgneal@45: 						});
bgneal@45: 
bgneal@45: 						m.addSeparator();
bgneal@45: 					} else
bgneal@45: 						m.add({title : 'spellchecker.no_sug', 'class' : 'mceMenuItemTitle'}).setDisabled(1);
bgneal@45: 
bgneal@45: 					m.add({
bgneal@45: 						title : 'spellchecker.ignore_word',
bgneal@45: 						onclick : function() {
bgneal@45: 							dom.remove(e.target, 1);
bgneal@45: 							t._checkDone();
bgneal@45: 						}
bgneal@45: 					});
bgneal@45: 
bgneal@45: 					m.add({
bgneal@45: 						title : 'spellchecker.ignore_words',
bgneal@45: 						onclick : function() {
bgneal@45: 							t._removeWords(dom.decode(e.target.innerHTML));
bgneal@45: 							t._checkDone();
bgneal@45: 						}
bgneal@45: 					});
bgneal@45: 
bgneal@45: 					m.update();
bgneal@45: 				});
bgneal@45: 
bgneal@45: 				ed.selection.select(e.target);
bgneal@45: 				p1 = dom.getPos(e.target);
bgneal@45: 				m.showMenu(p1.x, p1.y + e.target.offsetHeight - vp.y);
bgneal@45: 
bgneal@45: 				return tinymce.dom.Event.cancel(e);
bgneal@45: 			} else
bgneal@45: 				m.hideMenu();
bgneal@45: 		},
bgneal@45: 
bgneal@45: 		_checkDone : function() {
bgneal@45: 			var t = this, ed = t.editor, dom = ed.dom, o;
bgneal@45: 
bgneal@45: 			each(dom.select('span'), function(n) {
bgneal@45: 				if (n && dom.hasClass(n, 'mceItemHiddenSpellWord')) {
bgneal@45: 					o = true;
bgneal@45: 					return false;
bgneal@45: 				}
bgneal@45: 			});
bgneal@45: 
bgneal@45: 			if (!o)
bgneal@45: 				t._done();
bgneal@45: 		},
bgneal@45: 
bgneal@45: 		_done : function() {
bgneal@45: 			var t = this, la = t.active;
bgneal@45: 
bgneal@45: 			if (t.active) {
bgneal@45: 				t.active = 0;
bgneal@45: 				t._removeWords();
bgneal@45: 
bgneal@45: 				if (t._menu)
bgneal@45: 					t._menu.hideMenu();
bgneal@45: 
bgneal@45: 				if (la)
bgneal@45: 					t.editor.nodeChanged();
bgneal@45: 			}
bgneal@45: 		},
bgneal@45: 
bgneal@45: 		_sendRPC : function(m, p, cb) {
bgneal@45: 			var t = this, url = t.editor.getParam("spellchecker_rpc_url", "{backend}");
bgneal@45: 
bgneal@45: 			if (url == '{backend}') {
bgneal@45: 				t.editor.setProgressState(0);
bgneal@45: 				alert('Please specify: spellchecker_rpc_url');
bgneal@45: 				return;
bgneal@45: 			}
bgneal@45: 
bgneal@45: 			JSONRequest.sendRPC({
bgneal@45: 				url : url,
bgneal@45: 				method : m,
bgneal@45: 				params : p,
bgneal@45: 				success : cb,
bgneal@45: 				error : function(e, x) {
bgneal@45: 					t.editor.setProgressState(0);
bgneal@45: 					t.editor.windowManager.alert(e.errstr || ('Error response: ' + x.responseText));
bgneal@45: 				}
bgneal@45: 			});
bgneal@45: 		}
bgneal@45: 	});
bgneal@45: 
bgneal@45: 	// Register plugin
bgneal@45: 	tinymce.PluginManager.add('spellchecker', tinymce.plugins.SpellcheckerPlugin);
bgneal@45: })();