Fixes #3458: Fixed CGridView with enableHistory breaks queries contai…

…ning '&' characters

CHANGELOG

@@ -9,6 +9,7 @@ Version 1.1.17 work in progress
 - Bug #2921: Fixed CStatePersister read/write concurrency issue causing state data corruption (matteosistisette, samdark)
 - Bug #2993: Fixed MySQL datetime fields can have default CURRENT_TIMESTAMP (tomvdp)
 - Bug #3144: Fixed regression introduced in 1.1.16, whitespace before and after attributes in validation rules where not ignored (cebe)
+- Bug #3458: Fixed CGridView with enableHistory breaks queries containing '&' characters (samdark)
 - Bug #3476: Database sessions with Postgres did not work properly (c-schmitz) 
 - Bug #3497: CErrorHandler messages for HTTP response codes were not matching RFCs (TeMPOraL)
 - Bug #3637: Fixed not quoting primary key in count statements (applee)

framework/zii/widgets/assets/gridview/jquery.yiigridview.js

@@ -100,7 +100,7 @@
 								delete params[settings.ajaxVar];
 
 								var updateUrl = $.param.querystring(url[0], params);
-								window.History.pushState({url: updateUrl}, document.title, decodeURIComponent(updateUrl));
+								window.History.pushState({url: updateUrl}, document.title, updateUrl);
 							}
 						} else {
 							$('#' + id).yiiGridView('update', {url: $(this).attr('href')});
@@ -137,7 +137,7 @@
 						delete params[settings.ajaxVar];
 
 						var updateUrl = $.param.querystring(url.substr(0, url.indexOf('?')), params);
-						window.History.pushState({url: updateUrl}, document.title, decodeURIComponent(updateUrl));
+						window.History.pushState({url: updateUrl}, document.title, updateUrl);
 					} else {
 						$('#' + id).yiiGridView('update', {data: data});
 					}