Class: ActiveRecord::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/active_record/connection_adapters/openbase_adapter.rb

Direct Known Subclasses

Daylite::Base

Class Method Summary collapse

Class Method Details

.openbase_connection(config) ⇒ Object

Establishes a connection to the database that’s used by all Active Record objects



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# File 'lib/active_record/connection_adapters/openbase_adapter.rb', line 6

def self.openbase_connection(config) # :nodoc:
  require_library_or_gem 'openbase' unless self.class.const_defined?(:OpenBase)

  config = config.symbolize_keys
  host     = config[:host]
  username = config[:username].to_s
  password = config[:password].to_s
  

  if config.has_key?(:database)
    database = config[:database]
  else
    raise ArgumentError, "No database specified. Missing argument: database."
  end

  oba = ConnectionAdapters::OpenBaseAdapter.new(
    OpenBase.new(database, host, username, password), logger
  )
  
  if oba.raw_connection.connected?
    unless oba.tables.include?(ConnectionAdapters::OpenBaseAdapter::COLUMN_SUPPORT_TABLE)
      oba.execute(<<-SQL,"Creating OpenBase Column Support Table")
      CREATE TABLE #{ConnectionAdapters::OpenBaseAdapter::COLUMN_SUPPORT_TABLE} (name char, type char, precision int, scale int)
      SQL
    end
    oba.select_all("SELECT * FROM #{ConnectionAdapters::OpenBaseAdapter::COLUMN_SUPPORT_TABLE}").each do |col|
      ConnectionAdapters::OpenBaseAdapter::DECIMAL_COLUMNS.store(col["name"],[col["precision"],col["scale"]])
    end
  end
  
  oba
end