1/*
2 * FCKeditor - The text editor for Internet - http://www.fckeditor.net
3 * Copyright (C) 2003-2007 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 * These are some Regular Expresions used by the editor.
22 */
23
24var FCKRegexLib =
25{
26// This is the Regular expression used by the SetHTML method for the "'" entity.
27AposEntity		: /'/gi ,
28
29// Used by the Styles combo to identify styles that can't be applied to text.
30ObjectElements	: /^(?:IMG|TABLE|TR|TD|TH|INPUT|SELECT|TEXTAREA|HR|OBJECT|A|UL|OL|LI)$/i ,
31
32// List all named commands (commands that can be interpreted by the browser "execCommand" method.
33NamedCommands	: /^(?:Cut|Copy|Paste|Print|SelectAll|RemoveFormat|Unlink|Undo|Redo|Bold|Italic|Underline|StrikeThrough|Subscript|Superscript|JustifyLeft|JustifyCenter|JustifyRight|JustifyFull|Outdent|Indent|InsertOrderedList|InsertUnorderedList|InsertHorizontalRule)$/i ,
34
35BodyContents	: /([\s\S]*\<body[^\>]*\>)([\s\S]*)(\<\/body\>[\s\S]*)/i ,
36
37// Temporary text used to solve some browser specific limitations.
38ToReplace		: /___fcktoreplace:([\w]+)/ig ,
39
40// Get the META http-equiv attribute from the tag.
41MetaHttpEquiv	: /http-equiv\s*=\s*["']?([^"' ]+)/i ,
42
43HasBaseTag		: /<base /i ,
44
45HtmlOpener		: /<html\s?[^>]*>/i ,
46HeadOpener		: /<head\s?[^>]*>/i ,
47HeadCloser		: /<\/head\s*>/i ,
48
49// Temporary classes (Tables without border, Anchors with content) used in IE
50FCK_Class		: /(\s*FCK__[A-Za-z]*\s*)/ ,
51
52// Validate element names (it must be in lowercase).
53ElementName		: /(^[a-z_:][\w.\-:]*\w$)|(^[a-z_]$)/ ,
54
55// Used in conjuction with the FCKConfig.ForceSimpleAmpersand configuration option.
56ForceSimpleAmpersand : /___FCKAmp___/g ,
57
58// Get the closing parts of the tags with no closing tags, like <br/>... gets the "/>" part.
59SpaceNoClose	: /\/>/g ,
60
61// Empty elements may be <p></p> or even a simple opening <p> (see #211).
62EmptyParagraph	: /^<([^ >]+)[^>]*>\s*(<\/\1>)?$/ ,
63
64EmptyOutParagraph : /^<([^ >]+)[^>]*>(?:\s*|&nbsp;)(<\/\1>)?$/ ,
65
66TagBody			: /></ ,
67
68StrongOpener	: /<STRONG([ \>])/gi ,
69StrongCloser	: /<\/STRONG>/gi ,
70EmOpener		: /<EM([ \>])/gi ,
71EmCloser		: /<\/EM>/gi ,
72//AbbrOpener		: /<ABBR([ \>])/gi ,
73//AbbrCloser		: /<\/ABBR>/gi ,
74
75GeckoEntitiesMarker : /#\?-\:/g ,
76
77// We look for the "src" and href attribute with the " or ' or whithout one of
78// them. We have to do all in one, otherwhise we will have problems with URLs
79// like "thumbnail.php?src=someimage.jpg" (SF-BUG 1554141).
80ProtectUrlsImg	: /<img(?=\s).*?\ssrc=((?:("|').*?\2)|(?:[^"'][^ >]+))/gi ,
81ProtectUrlsA	: /<a(?=\s).*?\shref=((?:("|').*?\2)|(?:[^"'][^ >]+))/gi ,
82
83Html4DocType	: /HTML 4\.0 Transitional/i ,
84DocTypeTag		: /<!DOCTYPE[^>]*>/i ,
85
86// These regex are used to save the original event attributes in the HTML.
87TagsWithEvent	: /<[^\>]+ on\w+[\s\r\n]*=[\s\r\n]*?('|")[\s\S]+?\>/g ,
88EventAttributes	: /\s(on\w+)[\s\r\n]*=[\s\r\n]*?('|")([\s\S]*?)\2/g,
89ProtectedEvents : /\s\w+_fckprotectedatt="([^"]+)"/g,
90
91StyleProperties : /\S+\s*:/g,
92
93// [a-zA-Z0-9:]+ seams to be more efficient than [\w:]+
94InvalidSelfCloseTags : /(<(?!base|meta|link|hr|br|param|img|area|input)([a-zA-Z0-9:]+)[^>]*)\/>/gi
95} ;
96