From a2e74951dbb63103577609ca9add39b340cd88d1 Mon Sep 17 00:00:00 2001
From: Ryan <ryangohjq@gmail.com>
Date: Fri, 16 Nov 2018 16:09:12 +0800
Subject: [PATCH] Added formData to be part of signing opts when content type
 is application/x-www-form-urlencoded

---
 docker-compose.yml | 10 +++++-----
 src/handler.ts     | 12 ++++++++++++
 2 files changed, 17 insertions(+), 5 deletions(-)

diff --git a/docker-compose.yml b/docker-compose.yml
index 7d48223..cd6733b 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -10,17 +10,17 @@ services:
       SECURE: "false"
       # Forward proxy settings
       #HTTP_PROXY: https://abc:abc@266.266.266.266:333
-      #USE_PROXY_AGENT: true
-      #TO_PROXY: true
+      #USE_PROXY_AGENT: "true"
+      #TO_PROXY: "true"
       # First Gateway
-      GATEWAY_IS_SINGLE: "true"
+      # GATEWAY_IS_SINGLE: "true"
       GATEWAY_1_HOST: <yourproject>.api.xxx.sg
       GATEWAY_1_SIGNING_HOST: <yourproject>.e.api.xxx.sg
       GATEWAY_1_PORT: 443
       GATEWAY_1_TYPE: EXTERNAL
       GATEWAY_1_URL_PREFIX: app-internet
       GATEWAY_1_APP_ID: app-id1
-      #GATEWAY_1_SECRET: private.pem
+      #GATEWAY_1_SECRET: secretpassword
       #GATEWAY_1_KEY_STRING:
       #GATEWAY_1_KEY_FILE: /private.pem
       # Second Gateway
@@ -30,7 +30,7 @@ services:
       GATEWAY_2_TYPE: INTERNAL
       GATEWAY_2_URL_PREFIX: app-intranet
       GATEWAY_2_APP_ID: app-id2
-      #GATEWAY_2_SECRET:
+      #GATEWAY_2_SECRET: secretpassword
       #GATEWAY_2_KEY_STRING:
       #GATEWAY_2_KEY_FILE: /private.pem
     expose:
diff --git a/src/handler.ts b/src/handler.ts
index ce49b13..ca5ce31 100644
--- a/src/handler.ts
+++ b/src/handler.ts
@@ -18,6 +18,7 @@ export const sign = ({
   appId,
   httpMethod,
   urlPath,
+  formData,
 }, config?) => {
   let authPrefix;
   if(type === 'INTERNAL'){
@@ -43,6 +44,7 @@ export const sign = ({
     httpMethod,
     authPrefix,
     urlPath,
+    formData,
   };
 
   if(config && config.debug){
@@ -81,6 +83,7 @@ export const firstGateSignature = (req: http.IncomingMessage, config: IConfig):
     appId: gateway1AppId,
     httpMethod: method,
     urlPath,
+    formData: formData(req)
   }, config);
 };
 
@@ -111,6 +114,7 @@ export const secondGateSignature = (req: http.IncomingMessage, config: IConfig):
     appId: gateway2AppId,
     httpMethod: method,
     urlPath,
+    formData: formData(req),
   }, config);
 };
 
@@ -156,3 +160,11 @@ export const proxyHandler = (
     }
   }
 };
+
+function formData(req){
+  const headers = get(req,'headers');
+  if (get(headers,'content-type') === 'application/x-www-form-urlencoded') {
+    return req.body
+  }
+  return undefined
+}