Make database offline mode work

config/environment.rb

@@ -51,7 +51,9 @@ Rails::Initializer.run do |config|
   # config.gem "bj"
   # config.gem "hpricot", :version => '0.6', :source => "http://code.whytheluckystiff.net"
   # config.gem "aws-s3", :lib => "aws/s3"
+  unless  OSM_STATUS == :database_offline
     config.gem 'composite_primary_keys', :version => '2.2.2'
+  end
   config.gem 'libxml-ruby', :version => '>= 1.1.1', :lib => 'libxml'
   config.gem 'rmagick', :lib => 'RMagick'
   config.gem 'oauth', :version => '>= 0.3.6'
@@ -86,7 +88,9 @@ Rails::Initializer.run do |config|
   # Use the database for sessions instead of the cookie-based default,
   # which shouldn't be used to store highly confidential information
   # (create the session table with 'rake db:sessions:create')
+  unless  OSM_STATUS == :database_offline
     config.action_controller.session_store = :sql_session_store
+  end
 
   # Use SQL instead of Active Record's schema dumper when creating the test database.
   # This is necessary if your schema can't be completely dumped by the schema dumper,

config/initializers/abstract_adapter.rb

@@ -1,4 +1,5 @@
-module ActiveRecord
+if defined?(ActionRecord::ConnectionAdaptors::AbstractAdaptor)
+  module ActiveRecord
     module ConnectionAdapters
       class AbstractAdapter
       protected
@@ -23,4 +24,5 @@ module ActiveRecord
         end
       end
     end
+  end
 end

config/initializers/postgresql_adapter.rb

@@ -1,4 +1,5 @@
-module ActiveRecord
+if defined?(ActionRecord::ConnectionAdaptors::PostgreSQLAdaptor)
+  module ActiveRecord
     module ConnectionAdapters
       class PostgreSQLAdapter
         def pk_and_sequence_for(table)
@@ -52,4 +53,5 @@ module ActiveRecord
         end
       end
     end
+  end
 end

config/initializers/query_cache.rb

@@ -1,4 +1,5 @@
-module ActiveRecord
+if defined?(ActionRecord::ConnectionAdaptors::QueryCache)
+  module ActiveRecord
     module ConnectionAdapters
       module QueryCache
         private
@@ -7,4 +8,5 @@ module ActiveRecord
           end
       end
     end
+  end
 end

config/initializers/sql_session_store.rb

@@ -4,4 +4,6 @@ adapter = Rails.configuration.database_configuration[environment]["adapter"]
 session_class = adapter + "_session"
 
 # Configure SqlSessionStore
-SqlSessionStore.session_class = session_class.camelize.constantize
+unless  OSM_STATUS == :database_offline
+  SqlSessionStore.session_class = session_class.camelize.constantize
+end

vendor/plugins/deadlock_retry/init.rb

@@ -1,2 +1,5 @@
 require 'deadlock_retry'
-ActiveRecord::Base.send :include, DeadlockRetry
+
+if defined?(ActionRecord::Base)
+  ActiveRecord::Base.send :include, DeadlockRetry
+end

vendor/plugins/file_column/init.rb

@@ -8,6 +8,11 @@ require 'file_column_helper'
 require 'validations'
 require 'test_case'
 
-ActiveRecord::Base.send(:include, FileColumn)
-ActionView::Base.send(:include, FileColumnHelper)
-ActiveRecord::Base.send(:include, FileColumn::Validations)
+if defined?(ActionRecord::Base)
+  ActiveRecord::Base.send(:include, FileColumn)
+  ActiveRecord::Base.send(:include, FileColumn::Validations)
+end
+
+if defined?(ActionView::Base)
+  ActionView::Base.send(:include, FileColumnHelper)
+end

vendor/plugins/validates_email_format_of/rails/init.rb

@@ -1 +1,3 @@
-require 'validates_email_format_of'
+if defined?(ActionRecord::Base)
+  require 'validates_email_format_of'
+end