Class: MultipleDbsInitializerGenerator

Inherits:
Rails::Generators::Base
  • Object
show all
Defined in:
lib/generators/multiple_dbs_initializer/multiple_dbs_initializer_generator.rb

Constant Summary collapse

@@default_db_config =

@@default_db_config

default database configuration

{
  "adapter"=> "postgresql",
  "encoding"=> "unicode",
  "pool"=> 5,
  "username"=> "root",
  "password"=> "toor",
}

Instance Method Summary collapse

Instance Method Details

#databases ⇒ Object

databases = [:db1, :db2] an array that stores the databases names.



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# File 'lib/generators/multiple_dbs_initializer/multiple_dbs_initializer_generator.rb', line 16

argument :databases, type: :array, default: [:db1, :db2]

#define_multiple_dbs_constant ⇒ Object

define_multiple_dbs_constant

Create the multiple_dbs_initializer.rb file.
This file define the MultipleDbs::DBS constant
and the MultipleDbs::DbConnection per database.
Also delete the config/multiple_dbs folder and
create the ymls files that store the database
configuration



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# File 'lib/generators/multiple_dbs_initializer/multiple_dbs_initializer_generator.rb', line 42

def define_multiple_dbs_constant
  copy_file "initializer.rb", "config/initializers/multiple_dbs_initializer.rb"
  insert_into_file "config/initializers/multiple_dbs_initializer.rb",
  %Q{\tDBS=#{databases.map{|db| db.to_s.underscore.to_sym}}
    run_setup\n}, after: "# Your databases.\n", verbose: false
  remove_file "config/multiple_dbs", verbose: false
  inject_into_class "app/controllers/application_controller.rb", ApplicationController,
  %Q{\t\t# def mdb_name
    #   Thread.current[:mdb_name] ||= ... somthing that gives you the database name, like: 'db1' or 'client1_database'
    # end
    # before_filter do
    #   MultipleDbs.validate_connection(mdb_name)
    # end\n}
  databases.each do |db|
    create_database_config_file db
  end
  create_database_config_file if !options.not_override
end

#development ⇒ Object

development = @@default_db_config

a hash that allows the user to change the default database configuration
for the development environment through the options



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# File 'lib/generators/multiple_dbs_initializer/multiple_dbs_initializer_generator.rb', line 21

class_option :development, type: :hash, default: @@default_db_config

#not_override ⇒ Object

not_override If false override the config/database.yml otherwise not override it



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# File 'lib/generators/multiple_dbs_initializer/multiple_dbs_initializer_generator.rb', line 33

class_option :not_override, type: :boolean, default: true

#production ⇒ Object

production = @@default_db_config

a hash that allows the user to change the default database configuration
for the production environment through the options



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# File 'lib/generators/multiple_dbs_initializer/multiple_dbs_initializer_generator.rb', line 25

class_option :production, type: :hash, default: @@default_db_config

#test ⇒ Object

test = @@default_db_config

a hash that allows the user to change the default database configuration
for the test environment through the options



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# File 'lib/generators/multiple_dbs_initializer/multiple_dbs_initializer_generator.rb', line 29

class_option :test, type: :hash, default: @@default_db_config