X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;f=src%2Fajax.js;h=add3b3738cbd84cccccd0092e41319808b44bb5a;hb=d86c48679aeedf8a77ddc75b130f0babc6aa6336;hp=76a2dc81236923dabd9a01073b8e932ce379429a;hpb=1ddfdabbb983e2d3bf7f7200a3da5051f274e6fe;p=jquery.git

diff --git a/src/ajax.js b/src/ajax.js
index 76a2dc8..add3b37 100644
--- a/src/ajax.js
+++ b/src/ajax.js
@@ -4,10 +4,10 @@ var r20 = /%20/g,
 	rbracket = /\[\]$/,
 	rCRLF = /\r?\n/g,
 	rhash = /#.*$/,
-	rheaders = /^(.*?):\s*(.*?)\r?$/mg, // IE leaves an \r character at EOL
+	rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL
 	rinput = /^(?:color|date|datetime|email|hidden|month|number|password|range|search|tel|text|time|url|week)$/i,
 	// #7653, #8125, #8152: local protocol detection
-	rlocalProtocol = /(?:^file|^widget|\-extension):$/,
+	rlocalProtocol = /^(?:about|app|app\-storage|.+\-extension|file|widget):$/,
 	rnoContent = /^(?:GET|HEAD)$/,
 	rprotocol = /^\/\//,
 	rquery = /\?/,
@@ -19,7 +19,7 @@ var r20 = /%20/g,
 	rucHeadersFunc = function( _, $1, $2 ) {
 		return $1 + $2.toUpperCase();
 	},
-	rurl = /^([\w\+\.\-]+:)\/\/([^\/?#:]*)(?::(\d+))?/,
+	rurl = /^([\w\+\.\-]+:)(?:\/\/([^\/?#:]*)(?::(\d+))?)?/,
 
 	// Keep a copy of the old load method
 	_load = jQuery.fn.load,
@@ -61,7 +61,7 @@ try {
 }
 
 // Segment location into parts
-ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() );
+ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || [];
 
 // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
 function addToPrefiltersOrTransports( structure ) {
@@ -439,7 +439,7 @@ jQuery.extend({
 						}
 						match = responseHeaders[ key.toLowerCase() ];
 					}
-					return match || null;
+					return match === undefined ? null : match;
 				},
 
 				// Overrides response content-type header