Module: ActiveRecord::Acts::UploaderUpload::ClassMethods

Defined in:
lib/active_record/acts/uploader_upload.rb

Instance Method Summary collapse

Instance Method Details

#acts_as_uploader(options) ⇒ Object

acts_as_uploader requires an option for :has_attached_file. These values will be passed to paperclip. i.e. acts_as_uploader :has_attached_file => { :url => “/uploads/:class/:id/:style_:basename.:extension”, :path => “:rails_root/public/uploads/:class/:id/:style_:basename.:extension”, :styles => { :icon => “30x30!”, :thumb => “100>”, :small => “150>”, :medium => “300>”, :large => “660>”}, :default_url => “/images/profile_default.jpg” }



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# File 'lib/active_record/acts/uploader_upload.rb', line 18

def acts_as_uploader(options)

  #Named scopes
  named_scope :newest_first, :order => "created_at DESC"
  named_scope :alphabetic, :order => "filename DESC"
  named_scope :recent, :order => "created_at DESC"
  named_scope :public, :conditions => 'is_public = true'
  named_scope :images, :conditions => "local_content_type IN (#{Uploader::MimeTypeGroups::IMAGE_TYPES.collect{|type| "'#{type}'"}.join(',')})"
  named_scope :documents, :conditions => "local_content_type IN (#{(Uploader::MimeTypeGroups::WORD_TYPES + Uploader::MimeTypeGroups::EXCEL_TYPES + Uploader::MimeTypeGroups::PDF_TYPES).collect{|type| "'#{type}'"}.join(',')})" 
  named_scope :files, :conditions => "local_content_type NOT IN (#{Uploader::MimeTypeGroups::IMAGE_TYPES.collect{|type| "'#{type}'"}.join(',')})"
  named_scope :since, lambda { |*args| { :conditions => ["created_at > ?", (args.first || 7.days.ago.to_s(:db)) ]} }
  named_scope :pending_s3_migration, lambda { { :conditions =>  ["remote_file_name IS NULL AND created_at <= ?", 20.minutes.ago.to_s(:db)], :order => 'created_at DESC' } }
  
  # Paperclip
  has_attached_file :local, options[:has_attached_file].merge(:storage => :filesystem) # Override any storage settings.  This one has to be local.
  if options[:enable_s3] == true
    has_attached_file :remote, options[:has_attached_file].merge(:url => ':s3_alias_url',
                                                                 :path => options[:s3_path],
                                                                 :storage => :s3)
  end


  belongs_to :uploadable, :polymorphic => true
  belongs_to :creator, :class_name => 'User', :foreign_key => 'creator_id'
                                
  class_eval <<-EOV
    validates_attachment_size :local, :less_than => 10.megabytes
    
    before_post_process :transliterate_file_name
    before_create :add_width_and_height
    
    # prevents a user from submitting a crafted form that bypasses activation
    attr_protected :creator_id, :uploadable_id, :uploadable_type
  EOV

  include ActiveRecord::Acts::UploaderUpload::InstanceMethods
  extend ActiveRecord::Acts::UploaderUpload::SingletonMethods
end