fixed webpack#33

Author: sokra

index.js

@@ -44,8 +44,8 @@ module.exports = function(content, map) {
 	var uriRegExp = /%CSSURL\[%(.*?)%\]CSSURL%/g;
 	css = css.replace(uriRegExp, function(str) {
 		var match = /^%CSSURL\[%(["']?(.*?)["']?)%\]CSSURL%$/.exec(JSON.parse('"' + str + '"'));
-		var url = loaderUtils.parseString(match[2]);
-		if(!loaderUtils.isUrlRequest(match[2], root)) return JSON.stringify(match[1]).replace(/^"|"$/g, "");
+		var url = loaderUtils.parseString(match[1]);
+		if(!loaderUtils.isUrlRequest(url, root)) return JSON.stringify(match[1]).replace(/^"|"$/g, "");
 		var idx = url.indexOf("?#");
 		if(idx < 0) idx = url.indexOf("#");
 		if(idx > 0) {

test/urlTest.js

@@ -115,6 +115,10 @@ describe("url", function() {
 		".class { background-image: url(\"data:image/svg+xml;charset=utf-8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 42 26' fill='%23007aff'><rect width='4' height='4'/><rect x='8' y='1' width='34' height='2'/><rect y='11' width='4' height='4'/><rect x='8' y='12' width='34' height='2'/><rect y='22' width='4' height='4'/><rect x='8' y='23' width='34' height='2'/></svg>\") }", [
 		[1, ".class { background-image: url(\"data:image/svg+xml;charset=utf-8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 42 26' fill='%23007aff'><rect width='4' height='4'/><rect x='8' y='1' width='34' height='2'/><rect y='11' width='4' height='4'/><rect x='8' y='12' width='34' height='2'/><rect y='22' width='4' height='4'/><rect x='8' y='23' width='34' height='2'/></svg>\") }", ""]
 	]);
+	test("data url in filter",
+		".class { filter: url('data:image/svg+xml;charset=utf-8,<svg xmlns=\"http://www.w3.org/2000/svg\"><filter id=\"filter\"><feGaussianBlur in=\"SourceAlpha\" stdDeviation=\"0\" /><feOffset dx=\"1\" dy=\"2\" result=\"offsetblur\" /><feFlood flood-color=\"rgba(255,255,255,1)\" /><feComposite in2=\"offsetblur\" operator=\"in\" /><feMerge><feMergeNode /><feMergeNode in=\"SourceGraphic\" /></feMerge></filter></svg>#filter'); }", [
+		[1, ".class { filter: url('data:image/svg+xml;charset=utf-8,<svg xmlns=\"http://www.w3.org/2000/svg\"><filter id=\"filter\"><feGaussianBlur in=\"SourceAlpha\" stdDeviation=\"0\" /><feOffset dx=\"1\" dy=\"2\" result=\"offsetblur\" /><feFlood flood-color=\"rgba(255,255,255,1)\" /><feComposite in2=\"offsetblur\" operator=\"in\" /><feMerge><feMergeNode /><feMergeNode in=\"SourceGraphic\" /></feMerge></filter></svg>#filter'); }", ""]
+	]);
 	test("filter hash",
 		".highlight { filter: url(#highlight); }", [
 		[1, ".highlight { filter: url(#highlight); }", ""]