Add quick patch to keep compatibility with jQuery 1.9+

markitup · Jan 29, 2013 · bae7bdd · bae7bdd
1 parent 21d7442
commit bae7bdd
Showing 1 changed file with 35 additions and 6 deletions.
diff --git a/markitup/jquery.markitup.js b/markitup/jquery.markitup.js
@@ -66,6 +66,35 @@
 			});
 		}
 
+		// Quick patch to keep compatibility with jQuery 1.9
+		var uaMatch = function(ua) {
+			ua = ua.toLowerCase();
+
+			var match = /(chrome)[ \/]([\w.]+)/.exec(ua) ||
+				/(webkit)[ \/]([\w.]+)/.exec(ua) ||
+				/(opera)(?:.*version|)[ \/]([\w.]+)/.exec(ua) ||
+				/(msie) ([\w.]+)/.exec(ua) ||
+				ua.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec(ua) ||
+				[];
+
+			return {
+				browser: match[ 1 ] || "",
+				version: match[ 2 ] || "0"
+			};
+		};
+		var matched = uaMatch( navigator.userAgent );
+		var browser = {};
+
+		if (matched.browser) {
+			browser[matched.browser] = true;
+			browser.version = matched.version;
+		}
+		if (browser.chrome) {
+			browser.webkit = true;
+		} else if (browser.webkit) {
+			browser.safari = true;
+		}
+
 		return this.each(function() {
 			var $$, textarea, levels, scrollPosition, caretPosition, caretOffset,
 				clicked, hash, header, footer, previewWindow, template, iFrame, abort;
@@ -126,7 +155,7 @@
 				footer = $('<div class="markItUpFooter"></div>').insertAfter($$);
 
 				// add the resize handle after textarea
-				if (options.resizeHandle === true && $.browser.safari !== true) {
+				if (options.resizeHandle === true && browser.safari !== true) {
 					resizeHandle = $('<div class="markItUpResizeHandle"></div>')
 						.insertAfter($$)
 						.bind("mousedown.markItUp", function(e) {
@@ -339,7 +368,7 @@
 
 					string = { block:lines.join('\n')};
 					start = caretPosition;
-					len = string.block.length + (($.browser.opera) ? n-1 : 0);
+					len = string.block.length + ((browser.opera) ? n-1 : 0);
 				} else if (ctrlKey === true) {
 					string = build(selection);
 					start = caretPosition + string.openWith.length;
@@ -396,14 +425,14 @@
 
 			// Substract linefeed in Opera
 			function fixOperaBug(string) {
-				if ($.browser.opera) {
+				if (browser.opera) {
 					return string.length - string.replace(/\n*/g, '').length;
 				}
 				return 0;
 			}
 			// Substract linefeed in IE
 			function fixIeBug(string) {
-				if ($.browser.msie) {
+				if (browser.msie) {
 					return string.length - string.replace(/\r*/g, '').length;
 				}
 				return 0;
@@ -423,7 +452,7 @@
 			function set(start, len) {
 				if (textarea.createTextRange){
 					// quick fix to make it work on Opera 9.5
-					if ($.browser.opera && $.browser.version >= 9.5 && len == 0) {
+					if (browser.opera && browser.version >= 9.5 && len == 0) {
 						return false;
 					}
 					range = textarea.createTextRange();
@@ -445,7 +474,7 @@
 				scrollPosition = textarea.scrollTop;
 				if (document.selection) {
 					selection = document.selection.createRange().text;
-					if ($.browser.msie) { // ie
+					if (browser.msie) { // ie
 						var range = document.selection.createRange(), rangeCopy = range.duplicate();
 						rangeCopy.moveToElementText(textarea);
 						caretPosition = -1;