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/BlogEngine/BlogEngine.NET/editors/tiny_mce_3_4_3_1/plugins/autolink/editor_plugin_src.js

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JavaScript | 172 lines | 108 code | 28 blank | 36 comment | 45 complexity | 02670af2c9ce3b9179331e1ffb5c80b8 MD5 | raw file
  1/**
  2 * editor_plugin_src.js
  3 *
  4 * Copyright 2011, 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	tinymce.create('tinymce.plugins.AutolinkPlugin', {
 13	/**
 14	* Initializes the plugin, this will be executed after the plugin has been created.
 15	* This call is done before the editor instance has finished it's initialization so use the onInit event
 16	* of the editor instance to intercept that event.
 17	*
 18	* @param {tinymce.Editor} ed Editor instance that the plugin is initialized in.
 19	* @param {string} url Absolute URL to where the plugin is located.
 20	*/
 21
 22	init : function(ed, url) {
 23		var t = this;
 24
 25		// Internet Explorer has built-in automatic linking
 26		if (tinyMCE.isIE)
 27			return;
 28
 29		// Add a key down handler
 30		ed.onKeyDown.add(function(ed, e) {
 31			if (e.keyCode == 13)
 32				return t.handleEnter(ed);
 33			});
 34
 35		ed.onKeyPress.add(function(ed, e) {
 36			if (e.which == 41)
 37				return t.handleEclipse(ed);
 38		});
 39
 40		// Add a key up handler
 41		ed.onKeyUp.add(function(ed, e) {
 42			if (e.keyCode == 32)
 43				return t.handleSpacebar(ed);
 44			});
 45	       },
 46
 47		handleEclipse : function(ed) {
 48			this.parseCurrentLine(ed, -1, '(', true);
 49		},
 50
 51		handleSpacebar : function(ed) {
 52			 this.parseCurrentLine(ed, 0, '', true);
 53		 },
 54
 55		handleEnter : function(ed) {
 56			this.parseCurrentLine(ed, -1, '', false);
 57		},
 58
 59		parseCurrentLine : function(ed, end_offset, delimiter, goback) {
 60			var r, end, start, endContainer, bookmark, text, matches, prev, len;
 61
 62			// We need at least five characters to form a URL,
 63			// hence, at minimum, five characters from the beginning of the line.
 64			r = ed.selection.getRng().cloneRange();
 65			if (r.startOffset < 5) {
 66				// During testing, the caret is placed inbetween two text nodes. 
 67				// The previous text node contains the URL.
 68				prev = r.endContainer.previousSibling;
 69				if (prev == null) {
 70					if (r.endContainer.firstChild == null || r.endContainer.firstChild.nextSibling == null)
 71						return;
 72
 73					prev = r.endContainer.firstChild.nextSibling;
 74				}
 75				len = prev.length;
 76				r.setStart(prev, len);
 77				r.setEnd(prev, len);
 78
 79				if (r.endOffset < 5)
 80					return;
 81
 82				end = r.endOffset;
 83				endContainer = prev;
 84			} else {
 85				endContainer = r.endContainer;
 86
 87				// Get a text node
 88				if (endContainer.nodeType != 3 && endContainer.firstChild) {
 89					while (endContainer.nodeType != 3 && endContainer.firstChild)
 90						endContainer = endContainer.firstChild;
 91
 92					r.setStart(endContainer, 0);
 93					r.setEnd(endContainer, endContainer.nodeValue.length);
 94				}
 95
 96				if (r.endOffset == 1)
 97					end = 2;
 98				else
 99					end = r.endOffset - 1 - end_offset;
100			}
101
102			start = end;
103
104			do
105			{
106				// Move the selection one character backwards.
107				r.setStart(endContainer, end - 2);
108				r.setEnd(endContainer, end - 1);
109				end -= 1;
110
111				// Loop until one of the following is found: a blank space, &nbsp;, delimeter, (end-2) >= 0
112			} while (r.toString() != ' ' && r.toString() != '' && r.toString().charCodeAt(0) != 160 && (end -2) >= 0 && r.toString() != delimiter);
113
114			if (r.toString() == delimiter || r.toString().charCodeAt(0) == 160) {
115				r.setStart(endContainer, end);
116				r.setEnd(endContainer, start);
117				end += 1;
118			} else if (r.startOffset == 0) {
119				r.setStart(endContainer, 0);
120				r.setEnd(endContainer, start);
121			}
122			else {
123				r.setStart(endContainer, end);
124				r.setEnd(endContainer, start);
125			}
126
127			text = r.toString();
128			matches = text.match(/^(https?:\/\/|ssh:\/\/|ftp:\/\/|file:\/|www\.)(.+)$/i);
129
130			if (matches) {
131				if (matches[1] == 'www.') {
132					matches[1] = 'http://www.';
133				}
134
135				bookmark = ed.selection.getBookmark();
136
137				ed.selection.setRng(r);
138				tinyMCE.execCommand('mceInsertLink',false, matches[1] + matches[2]);
139				ed.selection.moveToBookmark(bookmark);
140
141				// TODO: Determine if this is still needed.
142				if (tinyMCE.isWebKit) {
143					// move the caret to its original position
144					ed.selection.collapse(false);
145					var max = Math.min(endContainer.length, start + 1);
146					r.setStart(endContainer, max);
147					r.setEnd(endContainer, max);
148					ed.selection.setRng(r);
149				}
150			}
151		},
152
153		/**
154		* Returns information about the plugin as a name/value array.
155		* The current keys are longname, author, authorurl, infourl and version.
156		*
157		* @return {Object} Name/value array containing information about the plugin.
158		*/
159		getInfo : function() {
160			return {
161				longname : 'Autolink',
162				author : 'Moxiecode Systems AB',
163				authorurl : 'http://tinymce.moxiecode.com',
164				infourl : 'http://wiki.moxiecode.com/index.php/TinyMCE:Plugins/autolink',
165				version : tinymce.majorVersion + "." + tinymce.minorVersion
166			};
167		}
168	});
169
170	// Register plugin
171	tinymce.PluginManager.add('autolink', tinymce.plugins.AutolinkPlugin);
172})();