Merge pull request #2857 from evazion/feat-dotenv

Add dotenv support

app/models/pool_archive.rb

@@ -6,7 +6,7 @@ class PoolArchive < ActiveRecord::Base
     Danbooru.config.aws_sqs_archives_url.present?
   end
 
-  establish_connection "archive_#{Rails.env}".to_sym if enabled?
+  establish_connection (ENV["ARCHIVE_DATABASE_URL"] || "archive_#{Rails.env}".to_sym) if enabled?
   self.table_name = "pool_versions"
 
   module SearchMethods

app/models/post_archive.rb

@@ -3,7 +3,7 @@ class PostArchive < ActiveRecord::Base
     Danbooru.config.aws_sqs_archives_url.present?
   end
 
-  establish_connection "archive_#{Rails.env}".to_sym if enabled?
+  establish_connection (ENV["ARCHIVE_DATABASE_URL"] || "archive_#{Rails.env}".to_sym) if enabled?
   self.table_name = "post_versions"
 
   def self.calculate_version(post_id, updated_at, version_id)

app/models/post_read_only.rb

@@ -1,5 +1,5 @@
 class PostReadOnly < Post
-  establish_connection "ro_#{Rails.env}".to_sym
+  establish_connection (ENV["RO_DATABASE_URL"] || "ro_#{Rails.env}".to_sym)
   attr_readonly *column_names
 
   def with_timeout(n, default_value = nil)