beego:fix the :id & * mixed router

@@ -159,6 +159,10 @@ func (t *Tree) addseg(segments []string, route interface{}, wildcards []string,
 			iswild = true
 			regexpStr = seg
 		}
+		if seg == "*" && len(wildcards) > 0 && reg == "" {
+			iswild = true
+			regexpStr = "(.+)"
+		}
 		if iswild {
 			if t.wildcard == nil {
 				t.wildcard = NewTree()

@@ -32,6 +32,9 @@ func init() {
 	routers = append(routers, testinfo{"/aa/*/bb", "/aa/2009/bb", map[string]string{":splat": "2009"}})
 	routers = append(routers, testinfo{"/cc/*/dd", "/cc/2009/11/dd", map[string]string{":splat": "2009/11"}})
 	routers = append(routers, testinfo{"/ee/:year/*/ff", "/ee/2009/11/ff", map[string]string{":year": "2009", ":splat": "11"}})
+	routers = append(routers, testinfo{"/thumbnail/:size/uploads/*",
+		"/thumbnail/100x100/uploads/items/2014/04/20/dPRCdChkUd651t1Hvs18.jpg",
+		map[string]string{":size": "100x100", ":splat": "items/2014/04/20/dPRCdChkUd651t1Hvs18.jpg"}})
 	routers = append(routers, testinfo{"/*.*", "/nice/api.json", map[string]string{":path": "nice/api", ":ext": "json"}})
 	routers = append(routers, testinfo{"/:name/*.*", "/nice/api.json", map[string]string{":name": "nice", ":path": "api", ":ext": "json"}})
 	routers = append(routers, testinfo{"/:name/test/*.*", "/nice/test/api.json", map[string]string{":name": "nice", ":path": "api", ":ext": "json"}})