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1 lars 1 
/**
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 * editor_plugin_src.js
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 *
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 * Copyright 2011, Moxiecode Systems AB
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 * Released under LGPL License.
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 *
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 * License: http://tinymce.moxiecode.com/license
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 * Contributing: http://tinymce.moxiecode.com/contributing
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 */
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(function() {
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	tinymce.create('tinymce.plugins.AutolinkPlugin', {
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	/**
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	* Initializes the plugin, this will be executed after the plugin has been created.
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	* This call is done before the editor instance has finished it's initialization so use the onInit event
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	* of the editor instance to intercept that event.
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	*
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	* @param {tinymce.Editor} ed Editor instance that the plugin is initialized in.
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	* @param {string} url Absolute URL to where the plugin is located.
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	*/
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	init : function(ed, url) {
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		var t = this;
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		// Internet Explorer has built-in automatic linking
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		if (tinyMCE.isIE)
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			return;
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		// Add a key down handler
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		ed.onKeyDown.add(function(ed, e) {
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			if (e.keyCode == 13)
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				return t.handleEnter(ed);
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			});
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		ed.onKeyPress.add(function(ed, e) {
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			if (e.which == 41)
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				return t.handleEclipse(ed);
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		});
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		// Add a key up handler
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		ed.onKeyUp.add(function(ed, e) {
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			if (e.keyCode == 32)
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				return t.handleSpacebar(ed);
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			});
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	       },
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		handleEclipse : function(ed) {
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			this.parseCurrentLine(ed, -1, '(', true);
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		},
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		handleSpacebar : function(ed) {
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			 this.parseCurrentLine(ed, 0, '', true);
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		 },
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		handleEnter : function(ed) {
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			this.parseCurrentLine(ed, -1, '', false);
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		},
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		parseCurrentLine : function(ed, end_offset, delimiter, goback) {
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			var r, end, start, endContainer, bookmark, text, matches, prev, len;
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			// We need at least five characters to form a URL,
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			// hence, at minimum, five characters from the beginning of the line.
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			r = ed.selection.getRng().cloneRange();
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			if (r.startOffset < 5) {
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				// During testing, the caret is placed inbetween two text nodes.
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				// The previous text node contains the URL.
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				prev = r.endContainer.previousSibling;
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				if (prev == null) {
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					if (r.endContainer.firstChild == null || r.endContainer.firstChild.nextSibling == null)
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						return;
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					prev = r.endContainer.firstChild.nextSibling;
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				}
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				len = prev.length;
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				r.setStart(prev, len);
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				r.setEnd(prev, len);
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				if (r.endOffset < 5)
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					return;
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				end = r.endOffset;
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				endContainer = prev;
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			} else {
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				endContainer = r.endContainer;
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				// Get a text node
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				if (endContainer.nodeType != 3 && endContainer.firstChild) {
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					while (endContainer.nodeType != 3 && endContainer.firstChild)
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						endContainer = endContainer.firstChild;
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					r.setStart(endContainer, 0);
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					r.setEnd(endContainer, endContainer.nodeValue.length);
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				}
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				if (r.endOffset == 1)
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					end = 2;
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				else
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					end = r.endOffset - 1 - end_offset;
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			}
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			start = end;
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			do
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			{
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				// Move the selection one character backwards.
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				r.setStart(endContainer, end - 2);
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				r.setEnd(endContainer, end - 1);
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				end -= 1;
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				// Loop until one of the following is found: a blank space, &nbsp;, delimeter, (end-2) >= 0
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			} while (r.toString() != ' ' && r.toString() != '' && r.toString().charCodeAt(0) != 160 && (end -2) >= 0 && r.toString() != delimiter);
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			if (r.toString() == delimiter || r.toString().charCodeAt(0) == 160) {
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				r.setStart(endContainer, end);
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				r.setEnd(endContainer, start);
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				end += 1;
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			} else if (r.startOffset == 0) {
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				r.setStart(endContainer, 0);
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				r.setEnd(endContainer, start);
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			}
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			else {
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				r.setStart(endContainer, end);
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				r.setEnd(endContainer, start);
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			}
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			text = r.toString();
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			matches = text.match(/^(https?:\/\/|ssh:\/\/|ftp:\/\/|file:\/|www\.)(.+)$/i);
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			if (matches) {
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				if (matches[1] == 'www.') {
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					matches[1] = 'http://www.';
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				}
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				bookmark = ed.selection.getBookmark();
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				ed.selection.setRng(r);
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				tinyMCE.execCommand('createlink',false, matches[1] + matches[2]);
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				ed.selection.moveToBookmark(bookmark);
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				// TODO: Determine if this is still needed.
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				if (tinyMCE.isWebKit) {
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					// move the caret to its original position
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					ed.selection.collapse(false);
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					var max = Math.min(endContainer.length, start + 1);
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					r.setStart(endContainer, max);
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					r.setEnd(endContainer, max);
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					ed.selection.setRng(r);
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				}
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			}
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		},
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		/**
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		* Returns information about the plugin as a name/value array.
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		* The current keys are longname, author, authorurl, infourl and version.
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		*
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		* @return {Object} Name/value array containing information about the plugin.
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		*/
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		getInfo : function() {
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			return {
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				longname : 'Autolink',
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				author : 'Moxiecode Systems AB',
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				authorurl : 'http://tinymce.moxiecode.com',
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				infourl : 'http://wiki.moxiecode.com/index.php/TinyMCE:Plugins/autolink',
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				version : tinymce.majorVersion + "." + tinymce.minorVersion
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			};
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		}
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	});
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	// Register plugin
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	tinymce.PluginManager.add('autolink', tinymce.plugins.AutolinkPlugin);
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})();