Module: HasModerated::CarrierWave::ClassMethods

Defined in:
lib/has_moderated/carrier_wave.rb

Instance Method Summary collapse

Instance Method Details

#has_moderated_carrierwave_field(field_names) ⇒ Object 



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# File 'lib/has_moderated/carrier_wave.rb', line 32

def has_moderated_carrierwave_field field_names
  base = self
  base.send :include, InstanceMethods

  cattr_accessor :moderated_carrierwave_fields

  field_names = [field_names] unless field_names.kind_of? Array

  field_names.each do |field_name|
    field_name = field_name.to_s
    self.moderated_carrierwave_fields ||= []
    self.moderated_carrierwave_fields.push(field_name)

    base.send :define_method, :"#{field_name}_tmp_file=" do |tmp_filename|
      if tmp_filename.is_a? String
        if @has_moderated_preview
          write_attribute field_name.to_s, tmp_filename
        else
          tmp_filename =~ /\/([^\/]+\/[^\/]+)\z/
          send(field_name).retrieve_from_cache!($1)
        end
      else
        send(:"#{field_name}=", tmp_filename)
      end
    end
    base.send :define_method, "store_#{field_name}_with_moderation!" do
      is_moderated = self.class.respond_to?(:moderated_attributes) &&
        self.class.moderated_attributes.include?(field_name)
      if !is_moderated || self.moderation_disabled || !self.send("#{field_name}_changed?")
        self.send("store_#{field_name}_without_moderation!")
      else
        self.create_moderation_with_hooks!({
          :attributes => {
            "#{field_name}_tmp_file" => self.send(field_name).file.file
          }
        })
      end
    end

    base.send :define_method, "write_#{field_name}_identifier_with_moderation" do
      is_moderated = self.class.respond_to?(:moderated_attributes) &&
        self.class.moderated_attributes.include?(field_name)
      if !@has_moderated_preview &&
        (!is_moderated || self.moderation_disabled || !self.send("#{field_name}_changed?"))
        self.send("write_#{field_name}_identifier_without_moderation")
      end
    end

    base.alias_method_chain :get_moderation_attributes, :carrierwave unless base.instance_methods.include?("get_moderation_attributes_without_carrierwave")
    base.alias_method_chain "store_#{field_name}!", :moderation
    base.alias_method_chain "write_#{field_name}_identifier", :moderation
  end
end

#moderatable_discard(moderation, options) ⇒ Object

use class method because we only operate on hash parameters, not with a real record here we can delete the photo from tmp



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# File 'lib/has_moderated/carrier_wave.rb', line 88

def moderatable_discard(moderation, options)
  return if options[:preview_mode]
  value = moderation.parsed_data

  moderated_carrierwave_fields.each do |field_name|
    if value.kind_of? Hash
      if value.has_key?(:create) && value[:create].has_key?(:attributes)
        value = value[:create]
      end
      if value.has_key?(:attributes) && value[:attributes].has_key?("#{field_name}_tmp_file")
        value = value[:attributes]["#{field_name}_tmp_file"]
        if value.present?
          HasModerated::CarrierWave::photo_tmp_delete(value)
        end
      else
        return # we dont want to process anything else than the above
      end
    end
  end
end