615 lines
18 KiB
Ruby
615 lines
18 KiB
Ruby
class UploadService
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module ControllerHelper
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def self.prepare(url: nil, file: nil, ref: nil)
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upload = Upload.new
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if url
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download = Downloads::File.new(url)
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normalized_url, _, _ = download.before_download(url, {})
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post = if normalized_url.nil?
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Post.where("SourcePattern(lower(posts.source)) = ?", url).first
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else
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Post.where("SourcePattern(lower(posts.source)) IN (?)", [url, normalized_url]).first
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end
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if post.nil?
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# this gets called from UploadsController#new so we need
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# to preprocess async
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Preprocessor.new(source: url).delay(queue: "default").start!(CurrentUser.user.id)
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end
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begin
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source = Sources::Site.new(url, :referer_url => ref)
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remote_size = download.size
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rescue Exception
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end
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return [upload, post, source, normalized_url, remote_size]
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elsif file
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# this gets called via XHR so we can process sync
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Preprocessor.new(file: file).start!((CurrentUser.user.id))
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end
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return [upload]
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end
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def self.batch(url, ref = nil)
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if url
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source = Sources::Site.new(url, :referer_url => ref)
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source.get
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return source
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end
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end
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end
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module Utils
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def self.file_header_to_file_ext(file)
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case File.read(file.path, 16)
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when /^\xff\xd8/n
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"jpg"
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when /^GIF87a/, /^GIF89a/
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"gif"
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when /^\x89PNG\r\n\x1a\n/n
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"png"
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when /^CWS/, /^FWS/, /^ZWS/
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"swf"
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when /^\x1a\x45\xdf\xa3/n
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"webm"
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when /^....ftyp(?:isom|3gp5|mp42|MSNV|avc1)/
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"mp4"
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when /^PK\x03\x04/
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"zip"
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else
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"bin"
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end
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end
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def self.delete_file(md5, file_ext, upload_id = nil)
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if Post.where(md5: md5).exists?
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if upload_id
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CurrentUser.as_system do
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Upload.find(upload_id).update(status: "completed")
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end
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end
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return
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end
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if upload_id
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CurrentUser.as_system do
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Upload.find(upload_id).update(status: "preprocessed + deleted")
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end
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end
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Danbooru.config.storage_manager.delete_file(nil, md5, file_ext, :original)
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Danbooru.config.storage_manager.delete_file(nil, md5, file_ext, :large)
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Danbooru.config.storage_manager.delete_file(nil, md5, file_ext, :preview)
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Danbooru.config.backup_storage_manager.delete_file(nil, md5, file_ext, :original)
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Danbooru.config.backup_storage_manager.delete_file(nil, md5, file_ext, :large)
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Danbooru.config.backup_storage_manager.delete_file(nil, md5, file_ext, :preview)
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end
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def self.calculate_ugoira_dimensions(source_path)
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folder = Zip::File.new(source_path)
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Tempfile.open("ugoira-dim-") do |tempfile|
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folder.first.extract(tempfile.path) { true }
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image_size = ImageSpec.new(tempfile.path)
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return [image_size.width, image_size.height]
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end
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end
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def self.calculate_dimensions(upload, file)
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if upload.is_video?
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video = FFMPEG::Movie.new(file.path)
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yield(video.width, video.height)
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elsif upload.is_ugoira?
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w, h = calculate_ugoira_dimensions(file.path)
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yield(w, h)
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else
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image_size = ImageSpec.new(file.path)
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yield(image_size.width, image_size.height)
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end
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end
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def self.distribute_files(file, record, type)
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# need to do this for hybrid storage manager
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post = Post.new
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post.md5 = record.md5
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post.file_ext = record.file_ext
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[Danbooru.config.storage_manager, Danbooru.config.backup_storage_manager].each do |sm|
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sm.store_file(file, post, type)
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end
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end
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def self.is_downloadable?(source)
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source.match?(/^https?:\/\//)
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end
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def self.generate_resizes(file, upload)
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if upload.is_video?
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video = FFMPEG::Movie.new(file.path)
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preview_file = generate_video_preview_for(video, Danbooru.config.small_image_width, Danbooru.config.small_image_width)
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elsif upload.is_ugoira?
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preview_file = PixivUgoiraConverter.generate_preview(file)
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sample_file = PixivUgoiraConverter.generate_webm(file, upload.context["ugoira"]["frame_data"])
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elsif upload.is_image?
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preview_file = DanbooruImageResizer.resize(file, Danbooru.config.small_image_width, Danbooru.config.small_image_width, 85)
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if upload.image_width > Danbooru.config.large_image_width
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sample_file = DanbooruImageResizer.resize(file, Danbooru.config.large_image_width, upload.image_height, 90)
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end
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end
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[preview_file, sample_file]
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end
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def self.generate_video_preview_for(video, width, height)
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dimension_ratio = video.width.to_f / video.height
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if dimension_ratio > 1
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height = (width / dimension_ratio).to_i
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else
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width = (height * dimension_ratio).to_i
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end
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output_file = Tempfile.new(binmode: true)
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video.screenshot(output_file.path, {:seek_time => 0, :resolution => "#{width}x#{height}"})
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output_file
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end
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def self.process_file(upload, file)
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upload.file = file
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upload.file_ext = Utils.file_header_to_file_ext(file)
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upload.file_size = file.size
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upload.md5 = Digest::MD5.file(file.path).hexdigest
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if Post.where(md5: upload.md5).exists?
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# abort early if this post already exists
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raise Upload::Error.new("Post with MD5 #{upload.md5} already exists")
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end
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Utils.calculate_dimensions(upload, file) do |width, height|
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upload.image_width = width
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upload.image_height = height
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end
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upload.tag_string = "#{upload.tag_string} #{Utils.automatic_tags(upload, file)}"
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preview_file, sample_file = Utils.generate_resizes(file, upload)
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begin
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Utils.distribute_files(file, upload, :original)
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Utils.distribute_files(sample_file, upload, :large) if sample_file.present?
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Utils.distribute_files(preview_file, upload, :preview) if preview_file.present?
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ensure
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preview_file.try(:close!)
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sample_file.try(:close!)
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end
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# in case this upload never finishes processing, we need to delete the
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# distributed files in the future
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Danbooru.config.other_server_hosts.each do |host|
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UploadService::Utils.delay(queue: host, run_at: 30.minutes.from_now).delete_file(upload.md5, upload.file_ext, upload.id)
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end
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end
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# these methods are only really used during upload processing even
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# though logically they belong on upload. post can rely on the
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# automatic tag that's added.
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def self.is_animated_gif?(upload, file)
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return false if upload.file_ext != "gif"
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# Check whether the gif has multiple frames by trying to load the second frame.
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result = Vips::Image.gifload(file.path, page: 1) rescue $ERROR_INFO
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if result.is_a?(Vips::Image)
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true
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elsif result.is_a?(Vips::Error) && result.message =~ /too few frames in GIF file/
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false
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else
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raise result
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end
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end
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def self.is_animated_png?(upload, file)
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upload.file_ext == "png" && APNGInspector.new(file.path).inspect!.animated?
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end
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def self.is_video_with_audio?(upload, file)
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video = FFMPEG::Movie.new(file.path)
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upload.is_video? && video.audio_channels.present?
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end
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def self.automatic_tags(upload, file)
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return "" unless Danbooru.config.enable_dimension_autotagging
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tags = []
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tags << "video_with_sound" if is_video_with_audio?(upload, file)
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tags << "animated_gif" if is_animated_gif?(upload, file)
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tags << "animated_png" if is_animated_png?(upload, file)
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tags.join(" ")
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end
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def self.download_from_source(source, referer_url: nil)
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download = Downloads::File.new(source, referer_url: referer_url)
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file = download.download!
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context = {
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downloaded_source: download.downloaded_source,
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source: download.source
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}
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if download.data[:is_ugoira]
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context[:ugoira] = {
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frame_data: download.data[:ugoira_frame_data],
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content_type: download.data[:ugoira_content_type]
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}
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end
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yield(context)
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return file
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end
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def self.download_for_upload(source, upload)
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file = download_from_source(source, referer_url: upload.referer_url) do |context|
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upload.downloaded_source = context[:downloaded_source]
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upload.source = context[:source]
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if context[:ugoira]
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upload.context = { ugoira: context[:ugoira] }
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end
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end
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return file
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end
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end
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class Preprocessor
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attr_reader :params
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def initialize(params)
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@params = params
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end
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def source
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params[:source]
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end
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def md5
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params[:md5_confirmation]
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end
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def in_progress?
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if source.present?
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Upload.where(status: "preprocessing", source: source).exists?
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elsif md5.present?
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Upload.where(status: "preprocessing", md5: md5).exists?
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else
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false
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end
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end
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def predecessor
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if source.present?
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Upload.where(status: ["preprocessed", "preprocessing"], source: source).first
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elsif md5.present?
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Upload.where(status: ["preprocessed", "preprocessing"], md5: md5).first
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end
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end
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def completed?
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predecessor.present?
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end
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def start!(uploader_id)
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if source.present?
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if !Utils.is_downloadable?(source)
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return
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end
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CurrentUser.as_system do
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if Post.tag_match("source:#{source}").exists?
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return
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end
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end
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if Upload.where(source: source, status: "completed").exists?
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return
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end
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if Upload.where(source: source).where("status like ?", "error%").exists?
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return
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end
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end
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params[:rating] ||= "q"
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params[:tag_string] ||= "tagme"
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CurrentUser.as(User.find(uploader_id)) do
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begin
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upload = Upload.create!(params)
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upload.update(status: "preprocessing")
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if source.present?
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file = Utils.download_for_upload(source, upload)
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elsif params[:file].present?
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file = params[:file]
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end
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Utils.process_file(upload, file)
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upload.rating = params[:rating]
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upload.tag_string = params[:tag_string]
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upload.status = "preprocessed"
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upload.save!
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rescue Exception => x
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upload.update(status: "error: #{x.class} - #{x.message}", backtrace: x.backtrace.join("\n"))
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end
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return upload
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end
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end
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def finish!(upload = nil)
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pred = upload || self.predecessor()
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pred.attributes = self.params
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pred.status = "completed"
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pred.save
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return pred
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end
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end
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class Replacer
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attr_reader :post, :replacement
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def initialize(post:, replacement:)
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@post = post
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@replacement = replacement
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end
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def comment_replacement_message(post, replacement)
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%("#{replacement.creator.name}":[/users/#{replacement.creator.id}] replaced this post with a new image:\n\n#{replacement_message(post, replacement)})
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end
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def replacement_message(post, replacement)
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linked_source = linked_source(replacement.replacement_url)
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linked_source_was = linked_source(post.source_was)
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<<-EOS.strip_heredoc
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[table]
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[tbody]
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[tr]
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[th]Old[/th]
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[td]#{linked_source_was}[/td]
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[td]#{post.md5_was}[/td]
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[td]#{post.file_ext_was}[/td]
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[td]#{post.image_width_was} x #{post.image_height_was}[/td]
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[td]#{post.file_size_was.to_s(:human_size, precision: 4)}[/td]
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[/tr]
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[tr]
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[th]New[/th]
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[td]#{linked_source}[/td]
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[td]#{post.md5}[/td]
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[td]#{post.file_ext}[/td]
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[td]#{post.image_width} x #{post.image_height}[/td]
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[td]#{post.file_size.to_s(:human_size, precision: 4)}[/td]
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[/tr]
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[/tbody]
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[/table]
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EOS
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end
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def linked_source(source)
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return nil if source.nil?
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# truncate long sources in the middle: "www.pixiv.net...lust_id=23264933"
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truncated_source = source.gsub(%r{\Ahttps?://}, "").truncate(64, omission: "...#{source.last(32)}")
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if source =~ %r{\Ahttps?://}i
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%("#{truncated_source}":[#{source}])
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else
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truncated_source
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end
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end
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def undo!
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undo_replacement = post.replacements.create(replacement_url: replacement.original_url)
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undoer = Replacer.new(post: post, replacement: undo_replacement)
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undoer.process!
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end
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def process!
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preprocessor = Preprocessor.new(
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rating: post.rating,
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tag_string: replacement.tags,
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source: replacement.replacement_url,
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file: replacement.replacement_file
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)
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upload = preprocessor.start!(CurrentUser.id)
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return if upload.is_errored?
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upload = preprocessor.finish!(upload)
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return if upload.is_errored?
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md5_changed = upload.md5 != post.md5
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if replacement.replacement_file.present?
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replacement.replacement_url = "file://#{replacement.replacement_file.original_filename}"
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elsif upload.downloaded_source.present?
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replacement.replacement_url = upload.downloaded_source
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end
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if md5_changed
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post.queue_delete_files(PostReplacement::DELETION_GRACE_PERIOD)
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end
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replacement.file_ext = upload.file_ext
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replacement.file_size = upload.file_size
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replacement.image_height = upload.image_height
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replacement.image_width = upload.image_width
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replacement.md5 = upload.md5
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post.md5 = upload.md5
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post.file_ext = upload.file_ext
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post.image_width = upload.image_width
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post.image_height = upload.image_height
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post.file_size = upload.file_size
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post.source = upload.downloaded_source || upload.source
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post.tag_string = upload.tag_string
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update_ugoira_frame_data(post, upload)
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if md5_changed
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CurrentUser.as(User.system) do
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post.comments.create!(body: comment_replacement_message(post, replacement), do_not_bump_post: true)
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end
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end
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if replacement.final_source.present?
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post.update(source: replacement.final_source)
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end
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replacement.save!
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post.save!
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rescale_notes(post)
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end
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def rescale_notes(post)
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x_scale = post.image_width.to_f / post.image_width_before_last_save.to_f
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y_scale = post.image_height.to_f / post.image_height_before_last_save.to_f
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post.notes.each do |note|
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note.reload
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note.rescale!(x_scale, y_scale)
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end
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end
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def update_ugoira_frame_data(post, upload)
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post.pixiv_ugoira_frame_data.destroy if post.pixiv_ugoira_frame_data.present?
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unless post.is_ugoira?
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return
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end
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PixivUgoiraFrameData.create(
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post_id: post.id,
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data: upload.context["ugoira"]["frame_data"],
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content_type: upload.context["ugoira"]["content_type"]
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)
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end
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end
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attr_reader :params, :post, :upload
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def initialize(params)
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@params = params
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end
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def start!
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preprocessor = Preprocessor.new(params)
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if preprocessor.in_progress?
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delay(queue: "default", run_at: 5.seconds.from_now).start!
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return preprocessor.predecessor
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end
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if preprocessor.completed?
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@upload = preprocessor.finish!
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create_post_from_upload(@upload)
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return @upload
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end
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params[:rating] ||= "q"
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params[:tag_string] ||= "tagme"
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@upload = Upload.create!(params)
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begin
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if @upload.invalid?
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return @upload
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end
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@upload.update(status: "processing")
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|
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if @upload.file.nil? && source.present?
|
|
@upload.file = Utils.download_for_upload(source, @upload)
|
|
end
|
|
|
|
if @upload.file.present?
|
|
Utils.process_file(upload, @upload.file)
|
|
end
|
|
|
|
@upload.save!
|
|
@post = create_post_from_upload(@upload)
|
|
return @upload
|
|
|
|
rescue Exception => x
|
|
@upload.update(status: "error: #{x.class} - #{x.message}", backtrace: x.backtrace.join("\n"))
|
|
@upload
|
|
end
|
|
end
|
|
|
|
def warnings
|
|
return [] if @post.nil?
|
|
return @post.warnings.full_messages
|
|
end
|
|
|
|
def source
|
|
params[:source]
|
|
end
|
|
|
|
def include_artist_commentary?
|
|
params[:include_artist_commentary].to_s.truthy?
|
|
end
|
|
|
|
def create_post_from_upload(upload)
|
|
@post = convert_to_post(upload)
|
|
@post.save!
|
|
|
|
upload.update(status: "error: " + @post.errors.full_messages.join(", "))
|
|
|
|
if upload.context && upload.context["ugoira"]
|
|
PixivUgoiraFrameData.create(
|
|
post_id: @post.id,
|
|
data: upload.context["ugoira"]["frame_data"],
|
|
content_type: upload.context["ugoira"]["content_type"]
|
|
)
|
|
end
|
|
|
|
if include_artist_commentary?
|
|
@post.create_artist_commentary(
|
|
:original_title => params[:artist_commentary_title],
|
|
:original_description => params[:artist_commentary_desc]
|
|
)
|
|
end
|
|
|
|
notify_cropper(@post) if ImageCropper.enabled?
|
|
upload.update(status: "completed", post_id: @post.id)
|
|
@post
|
|
end
|
|
|
|
def convert_to_post(upload)
|
|
Post.new.tap do |p|
|
|
p.tag_string = upload.tag_string
|
|
p.md5 = upload.md5
|
|
p.file_ext = upload.file_ext
|
|
p.image_width = upload.image_width
|
|
p.image_height = upload.image_height
|
|
p.rating = upload.rating
|
|
p.source = upload.source
|
|
p.file_size = upload.file_size
|
|
p.uploader_id = upload.uploader_id
|
|
p.uploader_ip_addr = upload.uploader_ip_addr
|
|
p.parent_id = upload.parent_id
|
|
|
|
if !upload.uploader.can_upload_free? || upload.upload_as_pending?
|
|
p.is_pending = true
|
|
end
|
|
end
|
|
end
|
|
|
|
def notify_cropper(post)
|
|
# ImageCropper.notify(post)
|
|
end
|
|
end
|