chinwagsocial/app/models/preview_card.rb
Yamagishi Kazutoshi 9613a53cb3 Update dependencies for Ruby (2018-04-23) (#7237)
* Update annotate to version 2.7.3

* Update aws-sdk-s3 to version 1.9.2

* Update browser to version 2.5.3

* Update capistrano to version 3.10.2

* Update domain_name to version 0.5.20180417

* Update http to version 3.2.0

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* Update parallel_tests to version 2.21.3

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* Update fog-local to version 0.5.0

* Update fog-openstack to version 0.1.25

* Update devise-two-factor to version 3.0.3

* bundle update
2018-04-23 11:29:17 +02:00

86 lines
2.4 KiB
Ruby

# frozen_string_literal: true
# == Schema Information
#
# Table name: preview_cards
#
# id :bigint(8) 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
# embed_url :string default(""), not null
#
class PreviewCard < ApplicationRecord
IMAGE_MIME_TYPES = ['image/jpeg', 'image/png', 'image/gif'].freeze
LIMIT = 1.megabytes
self.inheritance_column = false
enum type: [:link, :photo, :video, :rich]
has_and_belongs_to_many :statuses
has_attached_file :image, styles: ->(f) { image_styles(f) }, convert_options: { all: '-quality 80 -strip' }
include Attachmentable
validates :url, presence: true, uniqueness: true
validates_attachment_content_type :image, content_type: IMAGE_MIME_TYPES
validates_attachment_size :image, less_than: LIMIT
remotable_attachment :image, LIMIT
before_save :extract_dimensions, if: :link?
def save_with_optional_image!
save!
rescue ActiveRecord::RecordInvalid
self.image = nil
save!
end
class << self
private
def image_styles(f)
styles = {
original: {
geometry: '400x400>',
file_geometry_parser: FastGeometryParser,
convert_options: '-coalesce -strip',
},
}
styles[:original][:format] = 'jpg' if f.instance.image_content_type == 'image/gif'
styles
end
end
private
def extract_dimensions
file = image.queued_for_write[:original]
return if file.nil?
width, height = FastImage.size(file.path)
return nil if width.nil?
self.width = width
self.height = height
end
end