text: /**
   * plugin.js
   *
   * Released under LGPL License.
   * Copyright (c) 1999-2015 Ephox Corp. All rights reserved
   *
   * License: http://www.tinymce.com/license
   * Contributing: http://www.tinymce.com/contributing
   */
  
  /*global tinymce:true */
  
  tinymce.PluginManager.add('autolink', function(editor) {
  	var AutoUrlDetectState;
  	var AutoLinkPattern = /^(https?:\/\/|ssh:\/\/|ftp:\/\/|file:\/|www\.|(?:mailto:)?[A-Z0-9._%+\-]+@)(.+)$/i;
  
  	if (editor.settings.autolink_pattern) {
  		AutoLinkPattern = editor.settings.autolink_pattern;
  	}
  
  	editor.on("keydown", function(e) {
  		if (e.keyCode == 13) {
  			return handleEnter(editor);
  		}
  	});
  
  	// Internet Explorer has built-in automatic linking for most cases
  	if (tinymce.Env.ie) {
  		editor.on("focus", function() {
  			if (!AutoUrlDetectState) {
  				AutoUrlDetectState = true;
  
  				try {
  					editor.execCommand('AutoUrlDetect', false, true);
  				} catch (ex) {
  					// Ignore
  				}
  			}
  		});
  
  		return;
  	}
  
  	editor.on("keypress", function(e) {
  		if (e.keyCode == 41) {
  			return handleEclipse(editor);
  		}
  	});
  
  	editor.on("keyup", function(e) {
  		if (e.keyCode == 32) {
  			return handleSpacebar(editor);
  		}
  	});
  
  	function handleEclipse(editor) {
  		parseCurrentLine(editor, -1, '(', true);
  	}
  
  	function handleSpacebar(editor) {
  		parseCurrentLine(editor, 0, '', true);
  	}
  
  	function handleEnter(editor) {
  		parseCurrentLine(editor, -1, '', false);
  	}
  
  	function parseCurrentLine(editor, end_offset, delimiter) {
  		var rng, end, start, endContainer, bookmark, text, matches, prev, len, rngText;
  
  		function scopeIndex(container, index) {
  			if (index < 0) {
  				index = 0;
  			}
  
  			if (container.nodeType == 3) {
  				var len = container.data.length;
  
  				if (index > len) {
  					index = len;
  				}
  			}
  
  			return index;
  		}
  
  		function setStart(container, offset) {
  			if (container.nodeType != 1 || container.hasChildNodes()) {
  				rng.setStart(container, scopeIndex(container, offset));
  			} else {
  				rng.setStartBefore(container);
  			}
  		}
  
  		function setEnd(container, offset) {
  			if (container.nodeType != 1 || container.hasChildNodes()) {
  				rng.setEnd(container, scopeIndex(container, offset));
  			} else {
  				rng.setEndAfter(container);
  			}
  		}
  
  		// Never create a link when we are inside a link
  		if (editor.selection.getNode().tagName == 'A') {
  			return;
  		}
  
  		// We need at least five characters to form a URL,
  		// hence, at minimum, five characters from the beginning of the line.
  		rng = editor.selection.getRng(true).cloneRange();
  		if (rng.startOffset < 5) {
  			// During testing, the caret is placed between two text nodes.
  			// The previous text node contains the URL.
  			prev = rng.endContainer.previousSibling;
  			if (!prev) {
  				if (!rng.endContainer.firstChild || !rng.endContainer.firstChild.nextSibling) {
  					return;
  				}
  
  				prev = rng.endContainer.firstChild.nextSibling;
  			}
  
  			len = prev.length;
  			setStart(prev, len);
  			setEnd(prev, len);
  
  			if (rng.endOffset < 5) {
  				return;
  			}
  
  			end = rng.endOffset;
  			endContainer = prev;
  		} else {
  			endContainer = rng.endContainer;
  
  			// Get a text node
  			if (endContainer.nodeType != 3 && endContainer.firstChild) {
  				while (endContainer.nodeType != 3 && endContainer.firstChild) {
  					endContainer = endContainer.firstChild;
  				}
  
  				// Move range to text node
  				if (endContainer.nodeType == 3) {
  					setStart(endContainer, 0);
  					setEnd(endContainer, endContainer.nodeValue.length);
  				}
  			}
  
  			if (rng.endOffset == 1) {
  				end = 2;
  			} else {
  				end = rng.endOffset - 1 - end_offset;
  			}
  		}
  
  		start = end;
  
  		do {
  			// Move the selection one character backwards.
  			setStart(endContainer, end >= 2 ? end - 2 : 0);
  			setEnd(endContainer, end >= 1 ? end - 1 : 0);
  			end -= 1;
  			rngText = rng.toString();
  
  			// Loop until one of the following is found: a blank space, &nbsp;, delimiter, (end-2) >= 0
  		} while (rngText != ' ' && rngText !== '' && rngText.charCodeAt(0) != 160 && (end - 2) >= 0 && rngText != delimiter);
  
  		if (rng.toString() == delimiter || rng.toString().charCodeAt(0) == 160) {
  			setStart(endContainer, end);
  			setEnd(endContainer, start);
  			end += 1;
  		} else if (rng.startOffset === 0) {
  			setStart(endContainer, 0);
  			setEnd(endContainer, start);
  		} else {
  			setStart(endContainer, end);
  			setEnd(endContainer, start);
  		}
  
  		// Exclude last . from word like "www.site.com."
  		text = rng.toString();
  		if (text.charAt(text.length - 1) == '.') {
  			setEnd(endContainer, start - 1);
  		}
  
  		text = rng.toString();
  		matches = text.match(AutoLinkPattern);
  
  		if (matches) {
  			if (matches[1] == 'www.') {
  				matches[1] = 'http://www.';
  			} else if (/@$/.test(matches[1]) && !/^mailto:/.test(matches[1])) {
  				matches[1] = 'mailto:' + matches[1];
  			}
  
  			bookmark = editor.selection.getBookmark();
  
  			editor.selection.setRng(rng);
  			editor.execCommand('createlink', false, matches[1] + matches[2]);
  			editor.selection.moveToBookmark(bookmark);
  			editor.nodeChanged();
  		}
  	}
  });
  