Allow uploading of files to google cloud storage. (dirty, but working)

Gemfile

@@ -21,6 +21,7 @@ gem 'best_in_place', '~> 3.0.1'
 gem 'paperclip', '~> 5.1'
 gem 'paperclip-av-transcoder'
 gem 'aws-sdk', '>= 2.0'
+gem 'fog'
 
 gem 'addressable'
 gem 'devise'

Gemfile.lock

@@ -1,6 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
+    CFPropertyList (2.3.5)
     actioncable (5.0.2)
       actionpack (= 5.0.2)
       nio4r (>= 1.2, < 3.0)
@@ -145,13 +146,142 @@ GEM
       thread_safe
     encryptor (3.0.0)
     erubis (2.7.0)
+    excon (0.55.0)
     execjs (2.7.0)
     fabrication (2.16.1)
     faker (1.7.3)
       i18n (~> 0.5)
     fast_blank (1.0.0)
+    fission (0.5.0)
+      CFPropertyList (~> 2.2)
+    fog (1.38.0)
+      fog-aliyun (>= 0.1.0)
+      fog-atmos
+      fog-aws (>= 0.6.0)
+      fog-brightbox (~> 0.4)
+      fog-cloudatcost (~> 0.1.0)
+      fog-core (~> 1.32)
+      fog-dynect (~> 0.0.2)
+      fog-ecloud (~> 0.1)
+      fog-google (<= 0.1.0)
+      fog-json
+      fog-local
+      fog-openstack
+      fog-powerdns (>= 0.1.1)
+      fog-profitbricks
+      fog-rackspace
+      fog-radosgw (>= 0.0.2)
+      fog-riakcs
+      fog-sakuracloud (>= 0.0.4)
+      fog-serverlove
+      fog-softlayer
+      fog-storm_on_demand
+      fog-terremark
+      fog-vmfusion
+      fog-voxel
+      fog-vsphere (>= 0.4.0)
+      fog-xenserver
+      fog-xml (~> 0.1.1)
+      ipaddress (~> 0.5)
+    fog-aliyun (0.1.0)
+      fog-core (~> 1.27)
+      fog-json (~> 1.0)
+      ipaddress (~> 0.8)
+      xml-simple (~> 1.1)
+    fog-atmos (0.1.0)
+      fog-core
+      fog-xml
+    fog-aws (1.3.0)
+      fog-core (~> 1.38)
+      fog-json (~> 1.0)
+      fog-xml (~> 0.1)
+      ipaddress (~> 0.8)
+    fog-brightbox (0.11.0)
+      fog-core (~> 1.22)
+      fog-json
+      inflecto (~> 0.0.2)
+    fog-cloudatcost (0.1.2)
+      fog-core (~> 1.36)
+      fog-json (~> 1.0)
+      fog-xml (~> 0.1)
+      ipaddress (~> 0.8)
+    fog-core (1.43.0)
+      builder
+      excon (~> 0.49)
+      formatador (~> 0.2)
+    fog-dynect (0.0.3)
+      fog-core
+      fog-json
+      fog-xml
+    fog-ecloud (0.3.0)
+      fog-core
+      fog-xml
+    fog-google (0.1.0)
+      fog-core
+      fog-json
+      fog-xml
+    fog-json (1.0.2)
+      fog-core (~> 1.0)
+      multi_json (~> 1.10)
+    fog-local (0.3.1)
+      fog-core (~> 1.27)
+    fog-openstack (0.1.20)
+      fog-core (>= 1.40)
+      fog-json (>= 1.0)
+      ipaddress (>= 0.8)
+    fog-powerdns (0.1.1)
+      fog-core (~> 1.27)
+      fog-json (~> 1.0)
+      fog-xml (~> 0.1)
+    fog-profitbricks (3.0.0)
+      fog-core (~> 1.42)
+      fog-json (~> 1.0)
+    fog-rackspace (0.1.4)
+      fog-core (>= 1.35)
+      fog-json (>= 1.0)
+      fog-xml (>= 0.1)
+      ipaddress (>= 0.8)
+    fog-radosgw (0.0.5)
+      fog-core (>= 1.21.0)
+      fog-json
+      fog-xml (>= 0.0.1)
+    fog-riakcs (0.1.0)
+      fog-core
+      fog-json
+      fog-xml
+    fog-sakuracloud (1.7.5)
+      fog-core
+      fog-json
+    fog-serverlove (0.1.2)
+      fog-core
+      fog-json
+    fog-softlayer (1.1.4)
+      fog-core
+      fog-json
+    fog-storm_on_demand (0.1.1)
+      fog-core
+      fog-json
+    fog-terremark (0.1.0)
+      fog-core
+      fog-xml
+    fog-vmfusion (0.1.0)
+      fission
+      fog-core
+    fog-voxel (0.1.0)
+      fog-core
+      fog-xml
+    fog-vsphere (1.9.1)
+      fog-core
+      rbvmomi (~> 1.9)
+    fog-xenserver (0.3.0)
+      fog-core
+      fog-xml
+    fog-xml (0.1.3)
+      fog-core
+      nokogiri (>= 1.5.11, < 2.0.0)
     font-awesome-rails (4.7.0.1)
       railties (>= 3.2, < 5.1)
+    formatador (0.2.5)
     fuubar (2.2.0)
       rspec-core (~> 3.0)
       ruby-progressbar (~> 1.4)
@@ -197,6 +327,8 @@ GEM
       parser (>= 2.2.3.0)
       rainbow (~> 2.2)
       terminal-table (>= 1.5.1)
+    inflecto (0.0.2)
+    ipaddress (0.8.3)
     jmespath (1.3.1)
     jquery-rails (4.3.1)
       rails-dom-testing (>= 1, < 3)
@@ -243,6 +375,7 @@ GEM
     mimemagic (0.3.2)
     mini_portile2 (2.1.0)
     minitest (5.10.1)
+    multi_json (1.12.1)
     net-scp (1.2.1)
       net-ssh (>= 2.6.5)
     net-ssh (4.1.0)
@@ -332,6 +465,11 @@ GEM
       thor (>= 0.18.1, < 2.0)
     rainbow (2.2.1)
     rake (12.0.0)
+    rbvmomi (1.11.0)
+      builder (~> 3.0)
+      json (>= 1.8)
+      nokogiri (~> 1.5)
+      trollop (~> 2.1)
     react-rails (1.11.0)
       babel-transpiler (>= 0.7.0)
       connection_pool
@@ -433,6 +571,7 @@ GEM
     thread (0.2.2)
     thread_safe (0.3.6)
     tilt (2.0.7)
+    trollop (2.1.2)
     twitter-text (1.14.5)
       unf (~> 0.1.0)
     tzinfo (1.2.3)
@@ -456,6 +595,7 @@ GEM
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.2)
     whatlanguage (1.0.6)
+    xml-simple (1.1.5)
     xpath (2.0.0)
       nokogiri (~> 1.3)
 
@@ -485,6 +625,7 @@ DEPENDENCIES
   fabrication
   faker
   fast_blank
+  fog
   font-awesome-rails
   fuubar
   goldfinger

config/initializers/ostatus.rb

@@ -9,7 +9,7 @@ Rails.application.configure do
   config.x.local_domain = host
   config.x.web_domain   = web_host
   config.x.use_https    = https
-  config.x.use_s3       = ENV['S3_ENABLED'] == 'true'
+  config.x.use_s3       = ENV['S3_ENABLED'] == 'true' || ENV['GCS_ENABLED'] == 'true'
 
   config.action_mailer.default_url_options = { host: web_host, protocol: https ? 'https://' : 'http://', trailing_slash: false }
   config.x.streaming_api_base_url          = 'http://localhost:4000'

config/initializers/paperclip.rb

@@ -42,3 +42,23 @@ else
   Paperclip::Attachment.default_options[:path]           = (ENV['PAPERCLIP_ROOT_PATH'] || ':rails_root/public/system') + '/:class/:attachment/:id_partition/:style/:filename'
   Paperclip::Attachment.default_options[:url]            = (ENV['PAPERCLIP_ROOT_URL'] || '/system') + '/:class/:attachment/:id_partition/:style/:filename'
 end
+
+if ENV['GCS_ENABLED'] == 'true'
+  Paperclip::Attachment.default_options.update({
+    :path => "images/:class/:id/:attachment/:style/img_:fingerprint",
+    :storage => :fog,
+    :fog_credentials => {
+      :provider                         => 'Google',
+      :google_storage_access_key_id     => ENV.fetch('GCS_ACCESS_KEY_ID'),
+      :google_storage_secret_access_key => ENV.fetch('GCS_SECRET_ACCESS_KEY'),
+      :path_style                       => !ENV['GCS_ALIAS_HOST'].blank?
+    },
+    :fog_directory => ENV.fetch('GCS_BUCKET'),
+    :fog_public => true,
+    :fog_host => 'https://' + ENV.fetch('GCS_BUCKET'),
+  })
+
+  unless ENV['GCS_ALIAS_HOST'].blank?
+    Paperclip::Attachment.default_options[:url] = ENV['GCS_ALIAS_HOST']
+  end
+end