add options for which body parameter to modify

koajs · Jan 31, 2014 · 020f3dd · 020f3dd
1 parent 5579217
commit 020f3dd
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Showing 2 changed files with 23 additions and 4 deletions.
diff --git a/README.md b/README.md
@@ -11,8 +11,13 @@ $ npm install koa-body
 
 ## Options
 
-  TODO
-
+- patchNode 
+  Set the body parameter in the node request object `this.req.body`
+  *defauls to false*
+- patchKoa
+  Set the body parameter in the koa request object `this.request.body`
+  *defaults to true*
+
 ## Example
 
 ```js

diff --git a/index.js b/index.js
@@ -4,12 +4,26 @@ var co_body = require('co-body');
 
 
 module.exports = function(opts){
+  var patchNode = (opts && opts.patchNode) || false;
+  var patchKoa = (opts && opts.patchKoa) || true;
   return function *(next){
     if(this.is('application/json')){
-      this.request.body = yield co_body.json(this);
+      var body = yield co_body.json(this);
+      if(patchNode){
+        this.req.body = body;
+      }
+      if(patchKoa){
+        this.request.body = body;
+      }
     }
     else if(this.is('application/x-www-form-urlencoded')){
-      this.request.body = yield co_body.form(this);
+      var body = yield co_body.form(this);
+      if(patchNode){
+        this.req.body = body;
+      }
+      if(patchKoa){
+        this.request.body = body;
+      }
     }
     yield next;
   };