From 30ead9600ccd9c9f413c2acb1b8cfc6075671afa Mon Sep 17 00:00:00 2001
From: yuyabe <yuyabee@gmail.com>
Date: Tue, 19 Aug 2014 21:29:18 -0700
Subject: [PATCH] make each handlers of CRUD API optional

---
 gin.go | 21 +++++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

diff --git a/gin.go b/gin.go
index c8ff4744..36fdac0a 100644
--- a/gin.go
+++ b/gin.go
@@ -212,6 +212,8 @@ type Resource interface {
 	ReadHandler(*Context)
 	UpdateHandler(*Context)
 	DeleteHandler(*Context)
+
+	Supported(string) bool
 }
 
 // It defines
@@ -220,10 +222,21 @@ type Resource interface {
 //   PUT:  /path/:id
 //   POST: /path/:id
 func (group *RouterGroup) CRUD(path string, resource Resource) {
-	group.POST(path, resource.CreateHandler)
-	group.GET(path, resource.ReadHandler)
-	group.PUT(path+"/:id", resource.UpdateHandler)
-	group.DELETE(path+"/:id", resource.DeleteHandler)
+	if resource.Supported("C") {
+		group.POST(path, resource.CreateHandler)
+	}
+
+	if resource.Supported("R") {
+		group.GET(path, resource.ReadHandler)
+	}
+
+	if resource.Supported("U") {
+		group.PUT(path+"/:id", resource.UpdateHandler)
+	}
+
+	if resource.Supported("D") {
+		group.DELETE(path+"/:id", resource.DeleteHandler)
+	}
 }
 
 // Static serves files from the given file system root.