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71 lines
1.5 KiB
Ruby
71 lines
1.5 KiB
Ruby
require "fileutils"
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require "pathname"
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class ActiveFile::Site::DiskSite < ActiveFile::Site
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attr_reader :root
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def initialize(root:)
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@root = root
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end
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def upload(key, io)
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File.open(make_path_for(key), "wb") do |file|
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while chunk = io.read(65536)
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file.write(chunk)
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end
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end
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end
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def download(key)
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if block_given?
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File.open(path_for(key)) do |file|
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while data = file.read(65536)
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yield data
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end
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end
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else
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File.open path_for(key), &:read
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end
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end
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def delete(key)
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File.delete path_for(key) rescue Errno::ENOENT # Ignore files already deleted
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end
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def exist?(key)
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File.exist? path_for(key)
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end
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def url(key, expires_in:, disposition:, filename:)
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verified_key_with_expiration = ActiveFile::VerifiedKeyWithExpiration.encode(key, expires_in: expires_in)
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if defined?(Rails)
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Rails.application.routes.url_helpers.rails_disk_blob_path(verified_key_with_expiration, disposition: disposition)
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else
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"/rails/blobs/#{verified_key_with_expiration}?disposition=#{disposition}"
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end
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end
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def byte_size(key)
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File.size path_for(key)
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end
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def checksum(key)
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Digest::MD5.file(path_for(key)).hexdigest
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end
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private
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def path_for(key)
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File.join root, folder_for(key), key
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end
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def folder_for(key)
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[ key[0..1], key[2..3] ].join("/")
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end
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def make_path_for(key)
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path_for(key).tap { |path| FileUtils.mkdir_p File.dirname(path) }
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end
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end
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