forked from rsim/oracle-enhanced
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oracle_enhanced.rake
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/
oracle_enhanced.rake
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# RSI: implementation idea taken from JDBC adapter
def redefine_task(*args, &block)
task_name = Hash === args.first ? args.first.keys[0] : args.first
existing_task = Rake.application.lookup task_name
if existing_task
class << existing_task; public :instance_variable_set; end
existing_task.instance_variable_set "@prerequisites", FileList[]
existing_task.instance_variable_set "@actions", []
end
task(*args, &block)
end
namespace :db do
namespace :structure do
redefine_task :dump => :environment do
abcs = ActiveRecord::Base.configurations
ActiveRecord::Base.establish_connection(abcs[RAILS_ENV])
File.open("db/#{RAILS_ENV}_structure.sql", "w+") { |f| f << ActiveRecord::Base.connection.structure_dump }
if ActiveRecord::Base.connection.supports_migrations?
File.open("db/#{RAILS_ENV}_structure.sql", "a") { |f| f << ActiveRecord::Base.connection.dump_schema_information }
end
end
end
namespace :test do
redefine_task :clone_structure => [ :rails_env, "db:structure:dump", "db:test:purge" ] do
env = RAILS_ENV ||= 'test'
abcs = ActiveRecord::Base.configurations
ActiveRecord::Base.establish_connection(env.to_sym)
IO.readlines("db/#{RAILS_ENV}_structure.sql").join.split("\n\n").each do |ddl|
ActiveRecord::Base.connection.execute(ddl.chop)
end
end
redefine_task :purge => [:rails_env, :environment] do
env = RAILS_ENV ||= 'test'
abcs = ActiveRecord::Base.configurations
ActiveRecord::Base.establish_connection(env.to_sym)
ActiveRecord::Base.connection.structure_drop.split("\n\n").each do |ddl|
ActiveRecord::Base.connection.execute(ddl.chop)
end
end
end
end