Create one package to generate info about the compiled version

.meteor/packages

@@ -122,3 +122,4 @@ yasaricli:slugify
 yasinuslu:blaze-meta
 # sanjo:jasmine
 # velocity:html-reporter
+rocketchat:version

.meteor/versions

@@ -158,6 +158,7 @@ rocketchat:ui-login@0.1.0
 rocketchat:ui-master@0.1.0
 rocketchat:ui-message@0.1.0
 rocketchat:ui-sidenav@0.1.0
+rocketchat:version@1.0.0
 rocketchat:webrtc@0.0.1
 rocketchat:wordpress@0.0.1
 routepolicy@1.0.6

packages/rocketchat-version/package.js

+Package.describe({
+  name: 'rocketchat:version',
+  summary: "",
+  version: "1.0.0"
+});
+
+Package.registerBuildPlugin({
+  name: "compileVersion",
+  use: ['coffeescript'],
+  sources: ['plugin/compile-version.coffee']
+});
+
+Package.onUse(function (api) {
+  api.use('isobuild:compiler-plugin@1.0.0');
+});
+
+Package.onTest(function (api) {
+
+});

packages/rocketchat-version/plugin/compile-version.coffee

+exec = Npm.require('child_process').exec
+os = Npm.require('os')
+
+Plugin.registerCompiler
+	extensions: ['version']
+, -> new VersionCompiler()
+
+
+class VersionCompiler
+	processFilesForTarget: (files) ->
+		files.forEach (file) ->
+			output = JSON.parse file.getContentsAsString()
+			output.compile =
+				date: new Date().toISOString()
+				version: process.version
+				arch: process.arch
+				platform: process.platform
+				osRelease: os.release()
+				totalMemmory: os.totalmem()
+				freeMemmory: os.freemem()
+				cpus: os.cpus().length
+
+			exec "git log --pretty=format:'%H%n%ad%n%an%n%s' -n 1", (err, result) ->
+				if not err?
+					result = result.split('\n')
+
+					output.commit =
+						hash: result.shift()
+						date: result.shift()
+						author: result.shift()
+						subject: result.join('\n')
+
+				exec "git describe --abbrev=0 --tags", (err, result) ->
+					if not err?
+						output.tag = result.replace('\n', '')
+
+					exec "git rev-parse --abbrev-ref HEAD", (err, result) ->
+						if not err?
+							output.branch = result.replace('\n', '')
+
+						output = """
+							RocketChatVersion = #{JSON.stringify(output, null, 4)}
+						"""
+
+						file.addJavaScript({ data: output, path: file.getPathInPackage() + '.js' });

rocketchat.version

+{
+	"version": "0.0.2"
+}