Contents

module Integral
  # Represents an image uploaded by a user
  class Image < ApplicationRecord
    before_save :touch_list_items

    # Soft-deletion
    acts_as_paranoid

    validates :file, presence: true
    validates :title, presence: true, length: { minimum: 5, maximum: 50 }
    validates :description, length: { maximum: 160 }

    mount_uploader :file, ImageUploader
    process_in_background :file

    # Delegations
    delegate :url, to: :file

    # Associations
    has_many :list_items

    # Version Tracking
    has_paper_trail class_name: 'Integral::ImageVersion'

    # Scopes
    scope :search, ->(query) { where('lower(title) LIKE ?', "%#{query.downcase}%") }

    # @return [String] represents the dimensions of the original image
    def dimensions
      "#{width}x#{height}px" if width && height
    end

    # @return [Hash] the instance as a list item
    def to_list_item
      {
        id: id,
        title: title,
        subtitle: description,
        description: description,
        image: file
      }
    end

    # @return [Hash] listable options to be used within a RecordSelector widget
    def self.listable_options
      {
        record_title: I18n.t('integral.backend.record_selector.images.record'),
        selector_path: Engine.routes.url_helpers.backend_images_path,
        selector_title: I18n.t('integral.backend.record_selector.images.title')
      }
    end

    private

    def touch_list_items
      list_items.find_each(&:touch)
    end

    # Override CarrierwaveBackgrounder Method
    #
    # CarrierwaveBackgrounder should not be attempting to process images when processing is
    # disabled through Carrierwave
    def enqueue_file_background_job?
      !remove_file? && !process_file_upload && file_updated? && ImageUploader.enable_processing
    end
  end
end

Version data entries

6 entries across 6 versions & 1 rubygems

Version	Path
integral-1.4.0	app/models/integral/image.rb
integral-1.3.0	app/models/integral/image.rb
integral-1.2.0	app/models/integral/image.rb
integral-1.1.0	app/models/integral/image.rb
integral-1.0.1	app/models/integral/image.rb
integral-1.0.0	app/models/integral/image.rb