Log size of record for each model to Google SpreadSheet

Gemfile

@@ -31,6 +31,7 @@ gem "amazon-ecs"
 gem "carrierwave"
 gem "fog"
 gem "delayed_job"
+gem "google-spreadsheet-ruby"
 
 # Bundle gems for the local environment. Make sure to
 # put test-only gems in this group so their generators

Gemfile.lock

@@ -60,6 +60,9 @@ GEM
       nokogiri (>= 1.4.4)
       ruby-hmac
     formatador (0.1.3)
+    google-spreadsheet-ruby (0.1.2)
+      nokogiri (>= 1.4.3.1)
+      oauth (>= 0.3.6)
     haml (3.0.25)
     haml-rails (0.3.4)
       actionpack (~> 3.0)
@@ -84,6 +87,7 @@ GEM
     net-ssh (2.1.4)
     nifty-generators (0.4.5)
     nokogiri (1.4.4)
+    oauth (0.4.4)
     polyglot (0.3.1)
     rack (1.2.1)
     rack-mount (0.6.13)
@@ -143,6 +147,7 @@ DEPENDENCIES
   carrierwave
   delayed_job
   fog
+  google-spreadsheet-ruby
   haml
   haml-rails
   jquery-rails

README

@@ -8,6 +8,8 @@
 
 heroku config:add FACEBOOK_APP_ID=XXXXXXXX FACEBOOK_APP_SECRET=XXXXXXXX
 heroku config:add AMAZON_ACCESS_KEY=XXXXXX AMAZON_SECRET_KEY=XXXXXX
+heroku config:add AWS_S3_KEY_ID=XXXXXX AWS_S3_SECRET_KEY=XXXXXX AWS_S3_BUCKET=XXXXXXX
+heroku config:add GOOGLE_CONSUMER_KEY=XXXXXX GOOGLE_CONSUMER_SECRET=XXXXXX GOOGLE_ACCESS_TOKEN=XXXXXXX GOOGLE_ACCESS_SECRET=XXXXXX GOOGLE_LOG_SHEET_KEY=XXXXX
 
 == This app's article
 

lib/log_gss.rb

@@ -0,0 +1,53 @@
+require "oauth"
+require "google_spreadsheet"
+
+class LogGss
+
+  def self.update(arr)
+    self.new.update(arr)
+  end
+
+  def insert_row
+    @insert_row ||= worksheet.num_rows + 1
+  end
+
+  def update(arr)
+    arr.unshift(Time.now.to_s(:db))
+    arr.each_with_index do |item, index|
+      worksheet[insert_row, index+1] = item
+    end
+    worksheet.save
+  end
+
+  def worksheet
+    @worksheet ||= sheet.worksheets.first
+  end
+
+  def sheet
+    @sheet ||= session.spreadsheet_by_key ENV["GOOGLE_LOG_SHEET_KEY"]
+  end
+
+  def session
+    @google_session ||= GoogleSpreadsheet.login_with_oauth access_token
+  end
+
+  def consumer
+    return @consumer if @consumer
+    key = ENV["GOOGLE_CONSUMER_KEY"]
+    secret = ENV["GOOGLE_CONSUMER_SECRET"]
+    @consumer = OAuth::Consumer.new key, secret, {
+      :signature_method   => 'HMAC-SHA1',
+      :site               => 'https://www.google.com',
+      :request_token_path => '/accounts/OAuthGetRequestToken',
+      :authorize_path     => '/accounts/OAuthAuthorizeToken',
+      :access_token_path  => '/accounts/OAuthGetAccessToken',
+    }
+  end
+
+  def access_token
+    return @access_token if @access_token
+    token = ENV["GOOGLE_ACCESS_TOKEN"]
+    secret = ENV["GOOGLE_ACCESS_SECRET"]
+    @access_token = OAuth::AccessToken.new(consumer, token, secret)
+  end
+end

lib/tasks/cron.rake

@@ -0,0 +1,9 @@
+require "lib/log_gss"
+
+desc "This task is called by the Heroku cron add-on"
+task :cron => :environment do
+  # log size of record for each model to Google SpreadSheet
+  opt = [User.count,
+         Manga.count]
+  LogGss.update(opt)
+end