63 lines
		
	
	
	
		
			1.4 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			63 lines
		
	
	
	
		
			1.4 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
class MediaAttachment < ApplicationRecord
 | 
						|
  IMAGE_MIME_TYPES = ['image/jpeg', 'image/png', 'image/gif'].freeze
 | 
						|
  VIDEO_MIME_TYPES = ['video/webm', 'video/mp4'].freeze
 | 
						|
 | 
						|
  belongs_to :account, inverse_of: :media_attachments
 | 
						|
  belongs_to :status,  inverse_of: :media_attachments
 | 
						|
 | 
						|
  has_attached_file :file,
 | 
						|
    styles: -> (f) { file_styles f },
 | 
						|
    processors: -> (f) { f.video? ? [:transcoder] : [:thumbnail] },
 | 
						|
    convert_options: { all: "-strip" }
 | 
						|
  validates_attachment_content_type :file, content_type: IMAGE_MIME_TYPES + VIDEO_MIME_TYPES
 | 
						|
  validates_attachment_size :file, less_than: 4.megabytes
 | 
						|
 | 
						|
  validates :account, presence: true
 | 
						|
 | 
						|
  def local?
 | 
						|
    remote_url.blank?
 | 
						|
  end
 | 
						|
 | 
						|
  def file_remote_url=(url)
 | 
						|
    self.file = URI.parse(url)
 | 
						|
  rescue OpenURI::HTTPError
 | 
						|
    #
 | 
						|
  end
 | 
						|
 | 
						|
  def image?
 | 
						|
    IMAGE_MIME_TYPES.include? file_content_type
 | 
						|
  end
 | 
						|
 | 
						|
  def video?
 | 
						|
    VIDEO_MIME_TYPES.include? file_content_type
 | 
						|
  end
 | 
						|
 | 
						|
  def type
 | 
						|
    image? ? 'image' : 'video'
 | 
						|
  end
 | 
						|
 | 
						|
  class << self
 | 
						|
    private
 | 
						|
 | 
						|
    def file_styles(f)
 | 
						|
      if f.instance.image?
 | 
						|
        {
 | 
						|
          original: '100%',
 | 
						|
          small: '510x680>'
 | 
						|
        }
 | 
						|
      else
 | 
						|
        {
 | 
						|
          small: {
 | 
						|
            convert_options: {
 | 
						|
              output: {
 | 
						|
                vf: 'scale=\'min(510\, iw):min(680\, ih)\':force_original_aspect_ratio=decrease'
 | 
						|
              }
 | 
						|
            },
 | 
						|
            format: 'png',
 | 
						|
            time: 1
 | 
						|
          }
 | 
						|
        }
 | 
						|
      end
 | 
						|
    end
 | 
						|
  end
 | 
						|
end
 |