Class: Mihari::Database

Inherits:
Object
  • Object
show all
Defined in:
lib/mihari/database.rb

Overview

Database

Class Method Summary collapse

Class Method Details

.close ⇒ Object

Close DB connection(s)



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# File 'lib/mihari/database.rb', line 149

def close
  return unless connected?

  ActiveRecord::Base.connection_handler.clear_active_connections!
end

.connect ⇒ Object

Establish DB connection



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# File 'lib/mihari/database.rb', line 132

def connect
  return if connected?

  ActiveRecord::Base.establish_connection Mihari.config.database_url.to_s
  ActiveRecord::Base.logger = Logger.new($stdout) if Mihari.development?
end

.connected? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mihari/database.rb', line 142

def connected?
  ActiveRecord::Base.connected?
end

.migrate(direction) ⇒ Object

DB migration

Parameters:

  • direction (Symbol) 


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# File 'lib/mihari/database.rb', line 125

def migrate(direction)
  schemas.each { |schema| schema.migrate direction }
end

.with_db_connection ⇒ Object 



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# File 'lib/mihari/database.rb', line 155

def with_db_connection
  Mihari::Database.connect unless connected?
  yield
rescue ActiveRecord::StatementInvalid
  Mihari.logger.error("DB migration is not yet complete. Please run 'mihari db migrate'.")
ensure
  Mihari::Database.close
end