From: Dave Methvin <dave.methvin@gmail.com>
Date: Thu, 14 Nov 2013 02:31:07 +0000 (-0500)
Subject: Ajax: Fix #14424. Use ActiveX in IE9+ on local files, close gh-1434.
X-Git-Tag: 2.1.0-beta2~8
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=498e0e6c9bf486a0b1f16b455d65fcbc6c43867e;p=jquery.git

Ajax: Fix #14424. Use ActiveX in IE9+ on local files, close gh-1434.

We can't feature detect ActiveX in IE11, but we can just call
it and catch whatever error occurs, then try normal XHR.
---

diff --git a/src/.jshintrc b/src/.jshintrc
index ba16cd5db..a601fa051 100644
--- a/src/.jshintrc
+++ b/src/.jshintrc
@@ -20,6 +20,7 @@
 	"globals": {
 		"jQuery": true,
 		"define": true,
-		"module": true
+		"module": true,
+		"ActiveXObject": true
 	}
 }
diff --git a/src/ajax/xhr.js b/src/ajax/xhr.js
index 55d526a41..313dff5dc 100644
--- a/src/ajax/xhr.js
+++ b/src/ajax/xhr.js
@@ -5,6 +5,14 @@ define([
 ], function( jQuery, support ) {
 
 jQuery.ajaxSettings.xhr = function() {
+	// Support: IE9+
+	// IE can't get local files with standard XHR, only ActiveX
+	if ( this.isLocal ) {
+		try {
+			return new ActiveXObject( "Microsoft.XMLHTTP" );
+		} catch( e ) {}
+	}
+
 	try {
 		return new XMLHttpRequest();
 	} catch( e ) {}