From 40cfe2f5a5e09bbe2ee9c1bc17fa16f0d822b97b Mon Sep 17 00:00:00 2001
From: Rodrigo Nascimento <rodrigoknascimento@gmail.com>
Date: Sat, 10 Sep 2016 22:04:58 -0300
Subject: [PATCH] Add method to get files in sync way

---
 packages/rocketchat-file/file.server.coffee | 37 +++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/packages/rocketchat-file/file.server.coffee b/packages/rocketchat-file/file.server.coffee
index b974aff0ba4..75e80a2c0dd 100644
--- a/packages/rocketchat-file/file.server.coffee
+++ b/packages/rocketchat-file/file.server.coffee
@@ -91,6 +91,8 @@ RocketChatFile.GridFS = class
 		this.findOneSync = Meteor.wrapAsync this.store.collection(this.name).findOne.bind this.store.collection(this.name)
 		this.removeSync = Meteor.wrapAsync this.store.remove.bind this.store
 
+		this.getFileSync = Meteor.wrapAsync this.getFile.bind this
+
 	findOne: (fileName) ->
 		return this.findOneSync {_id: fileName}
 
@@ -143,6 +145,23 @@ RocketChatFile.GridFS = class
 			uploadDate: file.uploadDate
 		}
 
+	getFile: (fileName, cb) ->
+		file = this.getFileWithReadStream(fileName)
+
+		if not file
+			return cb()
+
+		data = []
+		file.readStream.on 'data', Meteor.bindEnvironment (chunk) ->
+			data.push chunk
+
+		file.readStream.on 'end', Meteor.bindEnvironment ->
+			cb null,
+				buffer: Buffer.concat(data)
+				contentType: file.contentType
+				length: file.length
+				uploadDate: file.uploadDate
+
 	deleteFile: (fileName) ->
 		file = this.findOne fileName
 		if not file?
@@ -171,6 +190,8 @@ RocketChatFile.FileSystem = class
 		this.statSync = Meteor.wrapAsync fs.stat.bind fs
 		this.unlinkSync = Meteor.wrapAsync fs.unlink.bind fs
 
+		this.getFileSync = Meteor.wrapAsync this.getFile.bind this
+
 	createWriteStream: (fileName, contentType) ->
 		self = this
 
@@ -211,6 +232,22 @@ RocketChatFile.FileSystem = class
 		catch e
 			return undefined
 
+	getFile: (fileName, cb) ->
+		file = this.getFileWithReadStream(fileName)
+
+		if not file
+			return cb()
+
+		data = []
+		file.readStream.on 'data', Meteor.bindEnvironment (chunk) ->
+			data.push chunk
+
+		file.readStream.on 'end', Meteor.bindEnvironment ->
+			buffer: Buffer.concat(data)
+				contentType: file.contentType
+				length: file.length
+				uploadDate: file.uploadDate
+
 	deleteFile: (fileName) ->
 		try
 			stat = this.stat fileName