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FCKeditor/editor/_source/internals/fckbrowserinfo.js

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+/*
+ * FCKeditor - The text editor for Internet - http://www.fckeditor.net
+ * Copyright (C) 2003-2007 Frederico Caldeira Knabben
+ *
+ * == BEGIN LICENSE ==
+ *
+ * Licensed under the terms of any of the following licenses at your
+ * choice:
+ *
+ *  - GNU General Public License Version 2 or later (the "GPL")
+ *    http://www.gnu.org/licenses/gpl.html
+ *
+ *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
+ *    http://www.gnu.org/licenses/lgpl.html
+ *
+ *  - Mozilla Public License Version 1.1 or later (the "MPL")
+ *    http://www.mozilla.org/MPL/MPL-1.1.html
+ *
+ * == END LICENSE ==
+ *
+ * Contains browser detection information.
+ */
+
+var s = navigator.userAgent.toLowerCase() ;
+
+var FCKBrowserInfo =
+{
+	IsIE		: /*@cc_on!@*/false,
+	IsIE7		: /*@cc_on!@*/false && ( parseFloat( s.match( /msie ([\d|\.]+)/ )[1] ) >= 7 ),
+	IsGecko		: s.Contains('gecko/'),
+	IsSafari	: s.Contains(' applewebkit/'),		// Read "IsWebKit"
+	IsOpera		: !!window.opera,
+	IsMac		: s.Contains('macintosh')
+} ;
+
+// Completes the browser info with further Gecko information.
+(function( browserInfo )
+{
+	browserInfo.IsGeckoLike = ( browserInfo.IsGecko || browserInfo.IsSafari || browserInfo.IsOpera ) ;
+
+	if ( browserInfo.IsGecko )
+	{
+		var geckoVersion = s.match( /gecko\/(\d+)/ )[1] ;
+
+		// Actually "10" refers to Gecko versions before Firefox 1.5, when
+		// Gecko 1.8 (build 20051111) has been released.
+
+		// Some browser (like Mozilla 1.7.13) may have a Gecko build greater
+		// than 20051111, so we must also check for the revision number not to
+		// be 1.7 (we are assuming that rv < 1.7 will not have build > 20051111).
+
+		// TODO: Future versions may consider the rv number only, but it is
+		// still to check that all Gecko based browser present the rv number.
+		browserInfo.IsGecko10 = ( ( geckoVersion < 20051111 ) || ( /rv:1\.7/.test(s) ) ) ;
+		browserInfo.IsGecko19 = /rv:1\.9/.test(s) ;
+	}
+	else
+		browserInfo.IsGecko10 = false ;
+})(FCKBrowserInfo) ;