54 lines
1.5 KiB
Ruby
54 lines
1.5 KiB
Ruby
# frozen_string_literal: true
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class MediaProxyController < ApplicationController
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include RoutingHelper
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include Authorization
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skip_before_action :store_current_location
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skip_before_action :require_functional!
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before_action :authenticate_user!, if: :whitelist_mode?
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rescue_from ActiveRecord::RecordInvalid, with: :not_found
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rescue_from Mastodon::UnexpectedResponseError, with: :not_found
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rescue_from Mastodon::NotPermittedError, with: :not_found
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rescue_from HTTP::TimeoutError, HTTP::ConnectionError, OpenSSL::SSL::SSLError, with: :internal_server_error
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def show
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RedisLock.acquire(lock_options) do |lock|
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if lock.acquired?
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@media_attachment = MediaAttachment.remote.attached.find(params[:id])
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authorize @media_attachment.status, :show?
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redownload! if @media_attachment.needs_redownload? && !reject_media?
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else
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raise Mastodon::RaceConditionError
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end
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end
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redirect_to full_asset_url(@media_attachment.file.url(version))
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end
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private
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def redownload!
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@media_attachment.download_file!
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@media_attachment.created_at = Time.now.utc
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@media_attachment.save!
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end
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def version
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if request.path.end_with?('/small')
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:small
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else
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:original
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end
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end
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def lock_options
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{ redis: Redis.current, key: "media_download:#{params[:id]}", autorelease: 15.minutes.seconds }
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end
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def reject_media?
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DomainBlock.reject_media?(@media_attachment.account.domain)
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end
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end
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