* add gridfs support

.gitignore

@@ -0,0 +1 @@
+node_modules

History.md

@@ -1,3 +1,7 @@
+0.2.0 / 2011-11-06
+==================
+  * add SkinDB.gridfs
+
 0.1.3 / 2011-05-24
 ==================
   * add SkinCollection.removeById

examples/gridfs.js

@@ -0,0 +1,15 @@
+var mongoskin = require('../lib/mongoskin');
+
+var db = mongoskin.db('localhost/test');
+
+db.gridfs().open('test.txt', 'w', function(err, gs) {
+    gs.write('blablabla', function(err, reply) {
+        gs.close(function(err, reply){
+            db.gridfs().open('test.txt', 'r' ,function(err, gs) {
+                gs.read(function(err, reply){
+                    console.log(reply);
+                });
+            });
+        });
+    });
+});

lib/mongoskin/db.js

@@ -3,6 +3,7 @@ var __slice = Array.prototype.slice,
     events = require('events'),
     SkinAdmin = require('./admin').SkinAdmin,
     SkinCollection = require('./collection').SkinCollection,
+    SkinGridStore = require('./gridfs').SkinGridStore,
     Db = mongodb.Db,
     Server = mongodb.Server,
 
@@ -132,6 +133,13 @@ SkinDb.prototype.collection = function(name) {
   return collection;
 };
 
+/**
+ * gridfs
+ */
+SkinDb.prototype.gridfs = function() {
+  return this.skinGridStore || (this.skinGridStore = new SkinGridStore(this));
+}
+
 /**
  * bind additional method to SkinCollection
  *

lib/mongoskin/gridfs.js

@@ -0,0 +1,39 @@
+var GridStore = require('mongodb').GridStore;
+
+/**
+ * @param filename:  filename or ObjectId
+ */
+var SkinGridStore = exports.SkinGridStore = function(skinDb) {
+  this.skinDb = skinDb;
+}
+
+/**
+ * @param filename: filename or ObjectId
+ *  callback(err, gridStoreObject)
+ */
+SkinGridStore.prototype.open = function(filename, mode, options, callback){
+  if(!callback){
+    callback = options;
+    options = undefined;
+  }
+  this.skinDb.open(function(err, db) {
+      new GridStore(db, filename, mode, options).open(callback);
+  });
+}
+
+/**
+ * @param filename: filename or ObjectId
+ */
+SkinGridStore.prototype.unlink = SkinGridStore.prototype.remove = function(filename, callback){
+  this.skinDb.open(function(err, db) {
+      GridStore.unlink(db, filename, callback);
+  });
+}
+
+SkinGridStore.prototype.exist = function(filename, callback){
+  this.skinDb.open(function(err, db) {
+      GridStore.exist(db, filename, callback);
+  });
+}
+
+exports.SkinGridStore = SkinGridStore;