Class: ActiveCouch::Migration

Inherits:
Object
  • Object
show all
Defined in:
lib/active_couch/migrations/migration.rb

Class Attribute Summary collapse

Class Method Summary collapse

Class Attribute Details

.database ⇒ Object

These are accessible only at class-scope



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# File 'lib/active_couch/migrations/migration.rb', line 9

def database
  @database
end

.view ⇒ Object

These are accessible only at class-scope



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# File 'lib/active_couch/migrations/migration.rb', line 9

def view
  @view
end

Class Method Details

.define(*args) ⇒ Object

Set the view name and database name in the define method and then execute the block



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# File 'lib/active_couch/migrations/migration.rb', line 12

def define(*args)
  # Borrowed from ActiveRecord::Base.find
  first = args.slice!(0); second = args.slice!(0)
  # Based on the classes of the arguments passed, set instance variables
  case first.class.to_s
    when 'String', 'Symbol' then view = first.to_s;  options = second || {}
    when 'Hash' then  view = ''; options = first
    else raise ArgumentError, "Wrong arguments used to define the view"
  end
  # Define the view and database instance variables based on the args passed
  # Don't care if the key doesn't exist
  @view, @database = get_view(view), options[:for_db]
  # Block being called to set other parameters for the Migration
  yield if block_given?
end

.include_attributes(*attrs) ⇒ Object 



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# File 'lib/active_couch/migrations/migration.rb', line 36

def include_attributes(*attrs)
  @attrs = attrs unless attrs.nil? || !attrs.is_a?(Array)
end

.view_js ⇒ Object 



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# File 'lib/active_couch/migrations/migration.rb', line 40

def view_js
  results_hash = {"_id" => "_design/#{@view}", "language" => "text/javascript"}
  results_hash["views"] =  { @view => view_function }
  # Returns the JSON format for the function
  results_hash.to_json
end

.with_filter(filter = "") ⇒ Object 



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# File 'lib/active_couch/migrations/migration.rb', line 32

def with_filter(filter = "")
  @filter = filter unless filter.nil?
end

.with_key(key = "") ⇒ Object 



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# File 'lib/active_couch/migrations/migration.rb', line 28

def with_key(key = "")
  @key = key unless key.nil?
end