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mastodon/app/models/preview_card.rb
Eugen Rochko 24cafd73a2
Lists (#5703)
* Add structure for lists

* Add list timeline streaming API

* Add list APIs, bind list-account relation to follow relation

* Add API for adding/removing accounts from lists

* Add pagination to lists API

* Add pagination to list accounts API

* Adjust scopes for new APIs

- Creating and modifying lists merely requires "write" scope
- Fetching information about lists merely requires "read" scope

* Add test for wrong user context on list timeline

* Clean up tests
2017-11-18 00:16:48 +01:00

67 lines
2.0 KiB
Ruby

# frozen_string_literal: true
# == Schema Information
#
# Table name: preview_cards
#
# id :integer not null, primary key
# url :string default(""), not null
# title :string default(""), not null
# description :string default(""), not null
# image_file_name :string
# image_content_type :string
# image_file_size :integer
# image_updated_at :datetime
# type :integer default("link"), not null
# html :text default(""), not null
# author_name :string default(""), not null
# author_url :string default(""), not null
# provider_name :string default(""), not null
# provider_url :string default(""), not null
# width :integer default(0), not null
# height :integer default(0), not null
# created_at :datetime not null
# updated_at :datetime not null
#
class PreviewCard < ApplicationRecord
IMAGE_MIME_TYPES = ['image/jpeg', 'image/png', 'image/gif'].freeze
self.inheritance_column = false
enum type: [:link, :photo, :video, :rich]
has_and_belongs_to_many :statuses
has_attached_file :image, styles: { original: '280x280>' }, convert_options: { all: '-quality 80 -strip' }
include Attachmentable
include Remotable
validates :url, presence: true, uniqueness: true
validates_attachment_content_type :image, content_type: IMAGE_MIME_TYPES
validates_attachment_size :image, less_than: 1.megabytes
before_save :extract_dimensions, if: :link?
def save_with_optional_image!
save!
rescue ActiveRecord::RecordInvalid
self.image = nil
save!
end
private
def extract_dimensions
file = image.queued_for_write[:original]
return if file.nil?
geo = Paperclip::Geometry.from_file(file)
self.width = geo.width.to_i
self.height = geo.height.to_i
rescue Paperclip::Errors::NotIdentifiedByImageMagickError
nil
end
end