Class: CrossOrigin::Collection::View

Inherits:
Mongo::Collection::View
  • Object
show all
Defined in:
lib/cross_origin/collection.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(collection, selector, options, model) ⇒ View

Returns a new instance of View.



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# File 'lib/cross_origin/collection.rb', line 20

def initialize(collection, selector, options, model)
  super(collection, selector, options)
  @model = model
end

Instance Attribute Details

#model ⇒ Object (readonly)

Returns the value of attribute model.



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# File 'lib/cross_origin/collection.rb', line 18

def model
  @model
end

Instance Method Details

#count(options = {}) ⇒ Object 



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# File 'lib/cross_origin/collection.rb', line 32

def count(options = {})
  super + (options[:super] ? 0 : cross_views.inject(0) { |count, view| count + view.count })
end

#cross_views ⇒ Object 



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# File 'lib/cross_origin/collection.rb', line 36

def cross_views
  views = []
  skip, limit = self.skip, self.limit
  opts = options
  previous_view = self
  count = 0
  CrossOrigin.configurations.each do |config|
    if skip || limit
      opts = opts.dup
      current_count = previous_view.count(super: true)
      if skip
        opts[:skip] = skip =
          if current_count < skip
            skip - current_count
          else
            count += current_count - skip
            0
          end
      end
      if limit
        opts[:limit] = limit =
          if count > limit
            0
          else
            limit - count
          end
      end
    end
    views << (previous_view = config.collection_for(model).find(selector, opts).modifiers(modifiers))
  end
  views
end

#each(&block) ⇒ Object 



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# File 'lib/cross_origin/collection.rb', line 25

def each(&block)
  if block
    super(&block)
    cross_views.each { |view| view.each(&block) }
  end
end

#new(options) ⇒ Object 



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# File 'lib/cross_origin/collection.rb', line 69

def new(options)
  View.new(collection, selector, options, model)
end