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4a0a19fe54
This will prevent, for example, `rake mastodon:redownload_avatars` from crashing when an instance is no longer responding to connection attempts, instead silently continuing as expected.
57 lines
1.8 KiB
Ruby
57 lines
1.8 KiB
Ruby
# frozen_string_literal: true
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module Remotable
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extend ActiveSupport::Concern
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included do
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attachment_definitions.each_key do |attachment_name|
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attribute_name = "#{attachment_name}_remote_url".to_sym
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method_name = "#{attribute_name}=".to_sym
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alt_method_name = "reset_#{attachment_name}!".to_sym
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define_method method_name do |url|
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return if url.blank?
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begin
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parsed_url = Addressable::URI.parse(url).normalize
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rescue Addressable::URI::InvalidURIError
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return
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end
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return if !%w(http https).include?(parsed_url.scheme) || parsed_url.host.empty? || self[attribute_name] == url
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begin
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response = Request.new(:get, url).perform
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return if response.code != 200
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matches = response.headers['content-disposition']&.match(/filename="([^"]*)"/)
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filename = matches.nil? ? parsed_url.path.split('/').last : matches[1]
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basename = SecureRandom.hex(8)
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extname = if filename.nil?
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''
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else
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File.extname(filename)
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end
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send("#{attachment_name}=", StringIO.new(response.to_s))
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send("#{attachment_name}_file_name=", basename + extname)
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self[attribute_name] = url if has_attribute?(attribute_name)
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rescue HTTP::TimeoutError, HTTP::ConnectionError, OpenSSL::SSL::SSLError, Paperclip::Errors::NotIdentifiedByImageMagickError, Addressable::URI::InvalidURIError, Mastodon::HostValidationError => e
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Rails.logger.debug "Error fetching remote #{attachment_name}: #{e}"
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nil
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end
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end
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define_method alt_method_name do
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url = self[attribute_name]
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return if url.blank?
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self[attribute_name] = ''
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send(method_name, url)
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end
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end
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end
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end
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