forked from cybrespace/mastodon
		
	* Add WebP support * Remove the changes to the tooltip refs: https://github.com/tootsuite/mastodon/pull/9879#pullrequestreview-199312528
		
			
				
	
	
		
			86 lines
		
	
	
	
		
			2.4 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			86 lines
		
	
	
	
		
			2.4 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
# frozen_string_literal: true
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# == Schema Information
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#
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# Table name: preview_cards
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#
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#  id                 :bigint(8)        not null, primary key
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#  url                :string           default(""), not null
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#  title              :string           default(""), not null
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#  description        :string           default(""), not null
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#  image_file_name    :string
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#  image_content_type :string
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#  image_file_size    :integer
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#  image_updated_at   :datetime
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#  type               :integer          default("link"), not null
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#  html               :text             default(""), not null
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#  author_name        :string           default(""), not null
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#  author_url         :string           default(""), not null
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#  provider_name      :string           default(""), not null
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#  provider_url       :string           default(""), not null
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#  width              :integer          default(0), not null
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#  height             :integer          default(0), not null
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#  created_at         :datetime         not null
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#  updated_at         :datetime         not null
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#  embed_url          :string           default(""), not null
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#
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class PreviewCard < ApplicationRecord
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  IMAGE_MIME_TYPES = ['image/jpeg', 'image/png', 'image/gif', 'image/webp'].freeze
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  LIMIT = 1.megabytes
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  self.inheritance_column = false
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  enum type: [:link, :photo, :video, :rich]
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  has_and_belongs_to_many :statuses
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  has_attached_file :image, styles: ->(f) { image_styles(f) }, convert_options: { all: '-quality 80 -strip' }
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  include Attachmentable
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  validates :url, presence: true, uniqueness: true
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  validates_attachment_content_type :image, content_type: IMAGE_MIME_TYPES
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  validates_attachment_size :image, less_than: LIMIT
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  remotable_attachment :image, LIMIT
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  before_save :extract_dimensions, if: :link?
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  def save_with_optional_image!
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    save!
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  rescue ActiveRecord::RecordInvalid
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    self.image = nil
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    save!
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  end
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  class << self
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    private
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    def image_styles(f)
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      styles = {
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        original: {
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          geometry: '400x400>',
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          file_geometry_parser: FastGeometryParser,
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          convert_options: '-coalesce -strip',
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        },
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      }
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      styles[:original][:format] = 'jpg' if f.instance.image_content_type == 'image/gif'
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      styles
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    end
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  end
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  private
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  def extract_dimensions
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    file = image.queued_for_write[:original]
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    return if file.nil?
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    width, height = FastImage.size(file.path)
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    return nil if width.nil?
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    self.width  = width
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    self.height = height
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  end
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end
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