Module: RQuery::ActiveRecord::ClassMethods

Defined in:
lib/rquery/active_record/base.rb

Instance Method Summary collapse

Instance Method Details

#sniper_scope(name, &block) ⇒ Object 



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# File 'lib/rquery/active_record/base.rb', line 21

def sniper_scope(name, &block)
  #rescope self
  klass = self
  named_scope name, lambda { |*args|
    collector = AttributeCollection.new(klass.columns.map {|x| x.name })
    block.call(collector, *args)
    { :conditions => collector.clauses.to_conditions }
  }
end

#where(*args) {|collector| ... } ⇒ Object

Yields:

  • (collector) 


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# File 'lib/rquery/active_record/base.rb', line 4

def where(*args, &block)
  collector = AttributeCollection.new(columns.map {|x| x.name })
  
  #Passes a new AttributeCollection object to the block, which will in turn
  #instantiate a OperationCollector to be used for each expression
  yield(collector)

  #record altered conditions and values
  conditions = collector.clauses.to_conditions

  #limit the records returned (:first, :all, :last)
  limit = args.first ? args.first : :all

  #call find with the conditions and values provided by the block
  find(limit, :conditions => conditions)
end