闭社主体
forked from https://github.com/tootsuite/mastodon
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
292 lines
7.7 KiB
292 lines
7.7 KiB
# frozen_string_literal: true
|
|
# == Schema Information
|
|
#
|
|
# Table name: media_attachments
|
|
#
|
|
# id :bigint(8) not null, primary key
|
|
# status_id :bigint(8)
|
|
# file_file_name :string
|
|
# file_content_type :string
|
|
# file_file_size :integer
|
|
# file_updated_at :datetime
|
|
# remote_url :string default(""), not null
|
|
# created_at :datetime not null
|
|
# updated_at :datetime not null
|
|
# shortcode :string
|
|
# type :integer default("image"), not null
|
|
# file_meta :json
|
|
# account_id :bigint(8)
|
|
# description :text
|
|
# scheduled_status_id :bigint(8)
|
|
# blurhash :string
|
|
#
|
|
|
|
class MediaAttachment < ApplicationRecord
|
|
self.inheritance_column = nil
|
|
|
|
enum type: [:image, :gifv, :video, :unknown, :audio]
|
|
|
|
IMAGE_FILE_EXTENSIONS = %w(.jpg .jpeg .png .gif).freeze
|
|
VIDEO_FILE_EXTENSIONS = %w(.webm .mp4 .m4v .mov).freeze
|
|
AUDIO_FILE_EXTENSIONS = %w(.ogg .oga .mp3 .wav .flac .opus .aac .m4a .3gp .wma).freeze
|
|
|
|
IMAGE_MIME_TYPES = %w(image/jpeg image/png image/gif).freeze
|
|
VIDEO_MIME_TYPES = %w(video/webm video/mp4 video/quicktime video/ogg).freeze
|
|
VIDEO_CONVERTIBLE_MIME_TYPES = %w(video/webm video/quicktime).freeze
|
|
AUDIO_MIME_TYPES = %w(audio/wave audio/wav audio/x-wav audio/x-pn-wave audio/ogg audio/mpeg audio/mp3 audio/webm audio/flac audio/aac audio/m4a audio/x-m4a audio/mp4 audio/3gpp video/x-ms-asf).freeze
|
|
|
|
BLURHASH_OPTIONS = {
|
|
x_comp: 4,
|
|
y_comp: 4,
|
|
}.freeze
|
|
|
|
IMAGE_STYLES = {
|
|
original: {
|
|
pixels: 1_638_400, # 1280x1280px
|
|
file_geometry_parser: FastGeometryParser,
|
|
},
|
|
|
|
small: {
|
|
pixels: 160_000, # 400x400px
|
|
file_geometry_parser: FastGeometryParser,
|
|
blurhash: BLURHASH_OPTIONS,
|
|
},
|
|
}.freeze
|
|
|
|
VIDEO_STYLES = {
|
|
small: {
|
|
convert_options: {
|
|
output: {
|
|
vf: 'scale=\'min(400\, iw):min(400\, ih)\':force_original_aspect_ratio=decrease',
|
|
},
|
|
},
|
|
format: 'png',
|
|
time: 0,
|
|
file_geometry_parser: FastGeometryParser,
|
|
blurhash: BLURHASH_OPTIONS,
|
|
},
|
|
}.freeze
|
|
|
|
AUDIO_STYLES = {
|
|
original: {
|
|
format: 'mp3',
|
|
content_type: 'audio/mpeg',
|
|
convert_options: {
|
|
output: {
|
|
'q:a' => 2,
|
|
},
|
|
},
|
|
},
|
|
}.freeze
|
|
|
|
VIDEO_FORMAT = {
|
|
format: 'mp4',
|
|
content_type: 'video/mp4',
|
|
convert_options: {
|
|
output: {
|
|
'loglevel' => 'fatal',
|
|
'movflags' => 'faststart',
|
|
'pix_fmt' => 'yuv420p',
|
|
'vf' => 'scale=\'trunc(iw/2)*2:trunc(ih/2)*2\'',
|
|
'vsync' => 'cfr',
|
|
'c:v' => 'h264',
|
|
'b:v' => '500K',
|
|
'maxrate' => '1300K',
|
|
'bufsize' => '1300K',
|
|
'crf' => 18,
|
|
},
|
|
},
|
|
}.freeze
|
|
|
|
VIDEO_CONVERTED_STYLES = {
|
|
small: VIDEO_STYLES[:small],
|
|
original: VIDEO_FORMAT,
|
|
}.freeze
|
|
|
|
IMAGE_LIMIT = 8.megabytes
|
|
VIDEO_LIMIT = 40.megabytes
|
|
|
|
belongs_to :account, inverse_of: :media_attachments, optional: true
|
|
belongs_to :status, inverse_of: :media_attachments, optional: true
|
|
belongs_to :scheduled_status, inverse_of: :media_attachments, optional: true
|
|
|
|
has_attached_file :file,
|
|
styles: ->(f) { file_styles f },
|
|
processors: ->(f) { file_processors f },
|
|
convert_options: { all: '-quality 90 -strip +set modify-date +set create-date' }
|
|
|
|
validates_attachment_content_type :file, content_type: IMAGE_MIME_TYPES + VIDEO_MIME_TYPES + AUDIO_MIME_TYPES
|
|
validates_attachment_size :file, less_than: IMAGE_LIMIT, unless: :larger_media_format?
|
|
validates_attachment_size :file, less_than: VIDEO_LIMIT, if: :larger_media_format?
|
|
remotable_attachment :file, VIDEO_LIMIT, suppress_errors: false
|
|
|
|
include Attachmentable
|
|
|
|
validates :account, presence: true
|
|
validates :description, length: { maximum: 1_500 }, if: :local?
|
|
|
|
scope :attached, -> { where.not(status_id: nil).or(where.not(scheduled_status_id: nil)) }
|
|
scope :unattached, -> { where(status_id: nil, scheduled_status_id: nil) }
|
|
scope :local, -> { where(remote_url: '') }
|
|
scope :remote, -> { where.not(remote_url: '') }
|
|
scope :cached, -> { remote.where.not(file_file_name: nil) }
|
|
|
|
default_scope { order(id: :asc) }
|
|
|
|
def local?
|
|
remote_url.blank?
|
|
end
|
|
|
|
def needs_redownload?
|
|
file.blank? && remote_url.present?
|
|
end
|
|
|
|
def larger_media_format?
|
|
video? || gifv? || audio?
|
|
end
|
|
|
|
def audio_or_video?
|
|
audio? || video?
|
|
end
|
|
|
|
def to_param
|
|
shortcode
|
|
end
|
|
|
|
def focus=(point)
|
|
return if point.blank?
|
|
|
|
x, y = (point.is_a?(Enumerable) ? point : point.split(',')).map(&:to_f)
|
|
|
|
meta = file.instance_read(:meta) || {}
|
|
meta['focus'] = { 'x' => x, 'y' => y }
|
|
|
|
file.instance_write(:meta, meta)
|
|
end
|
|
|
|
def focus
|
|
x = file.meta['focus']['x']
|
|
y = file.meta['focus']['y']
|
|
|
|
"#{x},#{y}"
|
|
end
|
|
|
|
after_commit :reset_parent_cache, on: :update
|
|
before_create :prepare_description, unless: :local?
|
|
before_create :set_shortcode
|
|
before_post_process :set_type_and_extension
|
|
before_save :set_meta
|
|
|
|
class << self
|
|
def supported_mime_types
|
|
IMAGE_MIME_TYPES + VIDEO_MIME_TYPES + AUDIO_MIME_TYPES
|
|
end
|
|
|
|
def supported_file_extensions
|
|
IMAGE_FILE_EXTENSIONS + VIDEO_FILE_EXTENSIONS + AUDIO_FILE_EXTENSIONS
|
|
end
|
|
|
|
private
|
|
|
|
def file_styles(f)
|
|
if f.instance.file_content_type == 'image/gif' || VIDEO_CONVERTIBLE_MIME_TYPES.include?(f.instance.file_content_type)
|
|
VIDEO_CONVERTED_STYLES
|
|
elsif IMAGE_MIME_TYPES.include?(f.instance.file_content_type)
|
|
IMAGE_STYLES
|
|
elsif VIDEO_MIME_TYPES.include?(f.instance.file_content_type)
|
|
VIDEO_STYLES
|
|
else
|
|
AUDIO_STYLES
|
|
end
|
|
end
|
|
|
|
def file_processors(f)
|
|
if f.file_content_type == 'image/gif'
|
|
[:gif_transcoder, :blurhash_transcoder]
|
|
elsif VIDEO_MIME_TYPES.include?(f.file_content_type)
|
|
[:video_transcoder, :blurhash_transcoder, :type_corrector]
|
|
elsif AUDIO_MIME_TYPES.include?(f.file_content_type)
|
|
[:transcoder, :type_corrector]
|
|
else
|
|
[:lazy_thumbnail, :blurhash_transcoder, :type_corrector]
|
|
end
|
|
end
|
|
end
|
|
|
|
private
|
|
|
|
def set_shortcode
|
|
self.type = :unknown if file.blank? && !type_changed?
|
|
|
|
return unless local?
|
|
|
|
loop do
|
|
self.shortcode = SecureRandom.urlsafe_base64(14)
|
|
break if MediaAttachment.find_by(shortcode: shortcode).nil?
|
|
end
|
|
end
|
|
|
|
def prepare_description
|
|
self.description = description.strip[0...420] unless description.nil?
|
|
end
|
|
|
|
def set_type_and_extension
|
|
self.type = begin
|
|
if VIDEO_MIME_TYPES.include?(file_content_type)
|
|
:video
|
|
elsif AUDIO_MIME_TYPES.include?(file_content_type)
|
|
:audio
|
|
else
|
|
:image
|
|
end
|
|
end
|
|
end
|
|
|
|
def set_meta
|
|
meta = populate_meta
|
|
return if meta == {}
|
|
file.instance_write :meta, meta
|
|
end
|
|
|
|
def populate_meta
|
|
meta = file.instance_read(:meta) || {}
|
|
|
|
file.queued_for_write.each do |style, file|
|
|
meta[style] = style == :small || image? ? image_geometry(file) : video_metadata(file)
|
|
end
|
|
|
|
meta
|
|
end
|
|
|
|
def image_geometry(file)
|
|
width, height = FastImage.size(file.path)
|
|
|
|
return {} if width.nil?
|
|
|
|
{
|
|
width: width,
|
|
height: height,
|
|
size: "#{width}x#{height}",
|
|
aspect: width.to_f / height.to_f,
|
|
}
|
|
end
|
|
|
|
def video_metadata(file)
|
|
movie = FFMPEG::Movie.new(file.path)
|
|
|
|
return {} unless movie.valid?
|
|
|
|
{
|
|
width: movie.width,
|
|
height: movie.height,
|
|
frame_rate: movie.frame_rate,
|
|
duration: movie.duration,
|
|
bitrate: movie.bitrate,
|
|
}.compact
|
|
end
|
|
|
|
def reset_parent_cache
|
|
return if status_id.nil?
|
|
Rails.cache.delete("statuses/#{status_id}")
|
|
end
|
|
end
|