1 | /* |
---|
2 | * FCKeditor - The text editor for Internet - http://www.fckeditor.net |
---|
3 | * Copyright (C) 2003-2009 Frederico Caldeira Knabben |
---|
4 | * |
---|
5 | * == BEGIN LICENSE == |
---|
6 | * |
---|
7 | * Licensed under the terms of any of the following licenses at your |
---|
8 | * choice: |
---|
9 | * |
---|
10 | * - GNU General Public License Version 2 or later (the "GPL") |
---|
11 | * http://www.gnu.org/licenses/gpl.html |
---|
12 | * |
---|
13 | * - GNU Lesser General Public License Version 2.1 or later (the "LGPL") |
---|
14 | * http://www.gnu.org/licenses/lgpl.html |
---|
15 | * |
---|
16 | * - Mozilla Public License Version 1.1 or later (the "MPL") |
---|
17 | * http://www.mozilla.org/MPL/MPL-1.1.html |
---|
18 | * |
---|
19 | * == END LICENSE == |
---|
20 | * |
---|
21 | * This is the integration file for JavaScript. |
---|
22 | * |
---|
23 | * It defines the FCKeditor class that can be used to create editor |
---|
24 | * instances in a HTML page in the client side. For server side |
---|
25 | * operations, use the specific integration system. |
---|
26 | */ |
---|
27 | |
---|
28 | // FCKeditor Class |
---|
29 | var FCKeditor = function( instanceName, width, height, toolbarSet, value ) |
---|
30 | { |
---|
31 | // Properties |
---|
32 | this.InstanceName = instanceName ; |
---|
33 | this.Width = width || '100%' ; |
---|
34 | this.Height = height || '200' ; |
---|
35 | this.ToolbarSet = toolbarSet || 'Default' ; |
---|
36 | this.Value = value || '' ; |
---|
37 | this.BasePath = FCKeditor.BasePath ; |
---|
38 | this.CheckBrowser = true ; |
---|
39 | this.DisplayErrors = true ; |
---|
40 | |
---|
41 | this.Config = new Object() ; |
---|
42 | |
---|
43 | // Events |
---|
44 | this.OnError = null ; // function( source, errorNumber, errorDescription ) |
---|
45 | } |
---|
46 | |
---|
47 | /** |
---|
48 | * This is the default BasePath used by all editor instances. |
---|
49 | */ |
---|
50 | FCKeditor.BasePath = '/fckeditor/' ; |
---|
51 | |
---|
52 | /** |
---|
53 | * The minimum height used when replacing textareas. |
---|
54 | */ |
---|
55 | FCKeditor.MinHeight = 200 ; |
---|
56 | |
---|
57 | /** |
---|
58 | * The minimum width used when replacing textareas. |
---|
59 | */ |
---|
60 | FCKeditor.MinWidth = 750 ; |
---|
61 | |
---|
62 | FCKeditor.prototype.Version = '2.6.4' ; |
---|
63 | FCKeditor.prototype.VersionBuild = '21629' ; |
---|
64 | |
---|
65 | FCKeditor.prototype.Create = function() |
---|
66 | { |
---|
67 | document.write( this.CreateHtml() ) ; |
---|
68 | } |
---|
69 | |
---|
70 | FCKeditor.prototype.CreateHtml = function() |
---|
71 | { |
---|
72 | // Check for errors |
---|
73 | if ( !this.InstanceName || this.InstanceName.length == 0 ) |
---|
74 | { |
---|
75 | this._ThrowError( 701, 'You must specify an instance name.' ) ; |
---|
76 | return '' ; |
---|
77 | } |
---|
78 | |
---|
79 | var sHtml = '' ; |
---|
80 | |
---|
81 | if ( !this.CheckBrowser || this._IsCompatibleBrowser() ) |
---|
82 | { |
---|
83 | sHtml += '<input type="hidden" id="' + this.InstanceName + '" name="' + this.InstanceName + '" value="' + this._HTMLEncode( this.Value ) + '" style="display:none" />' ; |
---|
84 | sHtml += this._GetConfigHtml() ; |
---|
85 | sHtml += this._GetIFrameHtml() ; |
---|
86 | } |
---|
87 | else |
---|
88 | { |
---|
89 | var sWidth = this.Width.toString().indexOf('%') > 0 ? this.Width : this.Width + 'px' ; |
---|
90 | var sHeight = this.Height.toString().indexOf('%') > 0 ? this.Height : this.Height + 'px' ; |
---|
91 | |
---|
92 | sHtml += '<textarea name="' + this.InstanceName + |
---|
93 | '" rows="4" cols="40" style="width:' + sWidth + |
---|
94 | ';height:' + sHeight ; |
---|
95 | |
---|
96 | if ( this.TabIndex ) |
---|
97 | sHtml += '" tabindex="' + this.TabIndex ; |
---|
98 | |
---|
99 | sHtml += '">' + |
---|
100 | this._HTMLEncode( this.Value ) + |
---|
101 | '<\/textarea>' ; |
---|
102 | } |
---|
103 | |
---|
104 | return sHtml ; |
---|
105 | } |
---|
106 | |
---|
107 | FCKeditor.prototype.ReplaceTextarea = function() |
---|
108 | { |
---|
109 | if ( document.getElementById( this.InstanceName + '___Frame' ) ) |
---|
110 | return ; |
---|
111 | if ( !this.CheckBrowser || this._IsCompatibleBrowser() ) |
---|
112 | { |
---|
113 | // We must check the elements firstly using the Id and then the name. |
---|
114 | var oTextarea = document.getElementById( this.InstanceName ) ; |
---|
115 | var colElementsByName = document.getElementsByName( this.InstanceName ) ; |
---|
116 | var i = 0; |
---|
117 | while ( oTextarea || i == 0 ) |
---|
118 | { |
---|
119 | if ( oTextarea && oTextarea.tagName.toLowerCase() == 'textarea' ) |
---|
120 | break ; |
---|
121 | oTextarea = colElementsByName[i++] ; |
---|
122 | } |
---|
123 | |
---|
124 | if ( !oTextarea ) |
---|
125 | { |
---|
126 | alert( 'Error: The TEXTAREA with id or name set to "' + this.InstanceName + '" was not found' ) ; |
---|
127 | return ; |
---|
128 | } |
---|
129 | |
---|
130 | oTextarea.style.display = 'none' ; |
---|
131 | |
---|
132 | if ( oTextarea.tabIndex ) |
---|
133 | this.TabIndex = oTextarea.tabIndex ; |
---|
134 | |
---|
135 | this._InsertHtmlBefore( this._GetConfigHtml(), oTextarea ) ; |
---|
136 | this._InsertHtmlBefore( this._GetIFrameHtml(), oTextarea ) ; |
---|
137 | } |
---|
138 | } |
---|
139 | |
---|
140 | FCKeditor.prototype._InsertHtmlBefore = function( html, element ) |
---|
141 | { |
---|
142 | if ( element.insertAdjacentHTML ) // IE |
---|
143 | element.insertAdjacentHTML( 'beforeBegin', html ) ; |
---|
144 | else // Gecko |
---|
145 | { |
---|
146 | var oRange = document.createRange() ; |
---|
147 | oRange.setStartBefore( element ) ; |
---|
148 | var oFragment = oRange.createContextualFragment( html ); |
---|
149 | element.parentNode.insertBefore( oFragment, element ) ; |
---|
150 | } |
---|
151 | } |
---|
152 | |
---|
153 | FCKeditor.prototype._GetConfigHtml = function() |
---|
154 | { |
---|
155 | var sConfig = '' ; |
---|
156 | for ( var o in this.Config ) |
---|
157 | { |
---|
158 | if ( sConfig.length > 0 ) sConfig += '&' ; |
---|
159 | sConfig += encodeURIComponent( o ) + '=' + encodeURIComponent( this.Config[o] ) ; |
---|
160 | } |
---|
161 | |
---|
162 | return '<input type="hidden" id="' + this.InstanceName + '___Config" value="' + sConfig + '" style="display:none" />' ; |
---|
163 | } |
---|
164 | |
---|
165 | FCKeditor.prototype._GetIFrameHtml = function() |
---|
166 | { |
---|
167 | var sFile = 'fckeditor.html' ; |
---|
168 | |
---|
169 | try |
---|
170 | { |
---|
171 | if ( (/fcksource=true/i).test( window.top.location.search ) ) |
---|
172 | sFile = 'fckeditor.original.html' ; |
---|
173 | } |
---|
174 | catch (e) { /* Ignore it. Much probably we are inside a FRAME where the "top" is in another domain (security error). */ } |
---|
175 | |
---|
176 | var sLink = this.BasePath + 'editor/' + sFile + '?InstanceName=' + encodeURIComponent( this.InstanceName ) ; |
---|
177 | if (this.ToolbarSet) |
---|
178 | sLink += '&Toolbar=' + this.ToolbarSet ; |
---|
179 | |
---|
180 | var html = '<iframe id="' + this.InstanceName + |
---|
181 | '___Frame" src="' + sLink + |
---|
182 | '" width="' + this.Width + |
---|
183 | '" height="' + this.Height ; |
---|
184 | |
---|
185 | if ( this.TabIndex ) |
---|
186 | html += '" tabindex="' + this.TabIndex ; |
---|
187 | |
---|
188 | html += '" frameborder="0" scrolling="no"></iframe>' ; |
---|
189 | |
---|
190 | return html ; |
---|
191 | } |
---|
192 | |
---|
193 | FCKeditor.prototype._IsCompatibleBrowser = function() |
---|
194 | { |
---|
195 | return FCKeditor_IsCompatibleBrowser() ; |
---|
196 | } |
---|
197 | |
---|
198 | FCKeditor.prototype._ThrowError = function( errorNumber, errorDescription ) |
---|
199 | { |
---|
200 | this.ErrorNumber = errorNumber ; |
---|
201 | this.ErrorDescription = errorDescription ; |
---|
202 | |
---|
203 | if ( this.DisplayErrors ) |
---|
204 | { |
---|
205 | document.write( '<div style="COLOR: #ff0000">' ) ; |
---|
206 | document.write( '[ FCKeditor Error ' + this.ErrorNumber + ': ' + this.ErrorDescription + ' ]' ) ; |
---|
207 | document.write( '</div>' ) ; |
---|
208 | } |
---|
209 | |
---|
210 | if ( typeof( this.OnError ) == 'function' ) |
---|
211 | this.OnError( this, errorNumber, errorDescription ) ; |
---|
212 | } |
---|
213 | |
---|
214 | FCKeditor.prototype._HTMLEncode = function( text ) |
---|
215 | { |
---|
216 | if ( typeof( text ) != "string" ) |
---|
217 | text = text.toString() ; |
---|
218 | |
---|
219 | text = text.replace( |
---|
220 | /&/g, "&").replace( |
---|
221 | /"/g, """).replace( |
---|
222 | /</g, "<").replace( |
---|
223 | />/g, ">") ; |
---|
224 | |
---|
225 | return text ; |
---|
226 | } |
---|
227 | |
---|
228 | ;(function() |
---|
229 | { |
---|
230 | var textareaToEditor = function( textarea ) |
---|
231 | { |
---|
232 | var editor = new FCKeditor( textarea.name ) ; |
---|
233 | |
---|
234 | editor.Width = Math.max( textarea.offsetWidth, FCKeditor.MinWidth ) ; |
---|
235 | editor.Height = Math.max( textarea.offsetHeight, FCKeditor.MinHeight ) ; |
---|
236 | |
---|
237 | return editor ; |
---|
238 | } |
---|
239 | |
---|
240 | /** |
---|
241 | * Replace all <textarea> elements available in the document with FCKeditor |
---|
242 | * instances. |
---|
243 | * |
---|
244 | * // Replace all <textarea> elements in the page. |
---|
245 | * FCKeditor.ReplaceAllTextareas() ; |
---|
246 | * |
---|
247 | * // Replace all <textarea class="myClassName"> elements in the page. |
---|
248 | * FCKeditor.ReplaceAllTextareas( 'myClassName' ) ; |
---|
249 | * |
---|
250 | * // Selectively replace <textarea> elements, based on custom assertions. |
---|
251 | * FCKeditor.ReplaceAllTextareas( function( textarea, editor ) |
---|
252 | * { |
---|
253 | * // Custom code to evaluate the replace, returning false if it |
---|
254 | * // must not be done. |
---|
255 | * // It also passes the "editor" parameter, so the developer can |
---|
256 | * // customize the instance. |
---|
257 | * } ) ; |
---|
258 | */ |
---|
259 | FCKeditor.ReplaceAllTextareas = function() |
---|
260 | { |
---|
261 | var textareas = document.getElementsByTagName( 'textarea' ) ; |
---|
262 | |
---|
263 | for ( var i = 0 ; i < textareas.length ; i++ ) |
---|
264 | { |
---|
265 | var editor = null ; |
---|
266 | var textarea = textareas[i] ; |
---|
267 | var name = textarea.name ; |
---|
268 | |
---|
269 | // The "name" attribute must exist. |
---|
270 | if ( !name || name.length == 0 ) |
---|
271 | continue ; |
---|
272 | |
---|
273 | if ( typeof arguments[0] == 'string' ) |
---|
274 | { |
---|
275 | // The textarea class name could be passed as the function |
---|
276 | // parameter. |
---|
277 | |
---|
278 | var classRegex = new RegExp( '(?:^| )' + arguments[0] + '(?:$| )' ) ; |
---|
279 | |
---|
280 | if ( !classRegex.test( textarea.className ) ) |
---|
281 | continue ; |
---|
282 | } |
---|
283 | else if ( typeof arguments[0] == 'function' ) |
---|
284 | { |
---|
285 | // An assertion function could be passed as the function parameter. |
---|
286 | // It must explicitly return "false" to ignore a specific <textarea>. |
---|
287 | editor = textareaToEditor( textarea ) ; |
---|
288 | if ( arguments[0]( textarea, editor ) === false ) |
---|
289 | continue ; |
---|
290 | } |
---|
291 | |
---|
292 | if ( !editor ) |
---|
293 | editor = textareaToEditor( textarea ) ; |
---|
294 | |
---|
295 | editor.ReplaceTextarea() ; |
---|
296 | } |
---|
297 | } |
---|
298 | })() ; |
---|
299 | |
---|
300 | function FCKeditor_IsCompatibleBrowser() |
---|
301 | { |
---|
302 | var sAgent = navigator.userAgent.toLowerCase() ; |
---|
303 | |
---|
304 | // Internet Explorer 5.5+ |
---|
305 | if ( /*@cc_on!@*/false && sAgent.indexOf("mac") == -1 ) |
---|
306 | { |
---|
307 | var sBrowserVersion = navigator.appVersion.match(/MSIE (.\..)/)[1] ; |
---|
308 | return ( sBrowserVersion >= 5.5 ) ; |
---|
309 | } |
---|
310 | |
---|
311 | // Gecko (Opera 9 tries to behave like Gecko at this point). |
---|
312 | if ( navigator.product == "Gecko" && navigator.productSub >= 20030210 && !( typeof(opera) == 'object' && opera.postError ) ) |
---|
313 | return true ; |
---|
314 | |
---|
315 | // Opera 9.50+ |
---|
316 | if ( window.opera && window.opera.version && parseFloat( window.opera.version() ) >= 9.5 ) |
---|
317 | return true ; |
---|
318 | |
---|
319 | // Adobe AIR |
---|
320 | // Checked before Safari because AIR have the WebKit rich text editor |
---|
321 | // features from Safari 3.0.4, but the version reported is 420. |
---|
322 | if ( sAgent.indexOf( ' adobeair/' ) != -1 ) |
---|
323 | return ( sAgent.match( / adobeair\/(\d+)/ )[1] >= 1 ) ; // Build must be at least v1 |
---|
324 | |
---|
325 | // Safari 3+ |
---|
326 | if ( sAgent.indexOf( ' applewebkit/' ) != -1 ) |
---|
327 | return ( sAgent.match( / applewebkit\/(\d+)/ )[1] >= 522 ) ; // Build must be at least 522 (v3) |
---|
328 | |
---|
329 | return false ; |
---|
330 | } |
---|