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Contents
module CarrierWave
module Downloader
class RemoteFile
attr_reader :file, :uri
def initialize(file)
case file
when String
@file = StringIO.new(file)
when Net::HTTPResponse
body = file.body
raise CarrierWave::DownloadError, 'could not download file: No Content' if body.nil?
@file = StringIO.new(body)
@content_type = file.content_type
@headers = file
@uri = file.uri
else
@file = file
@content_type = file.content_type
@headers = file.meta
@uri = file.base_uri
end
end
def content_type
@content_type || 'application/octet-stream'
end
def headers
@headers || {}
end
def original_filename
filename = filename_from_header || filename_from_uri
mime_type = Marcel::TYPES[content_type]
unless File.extname(filename).present? || mime_type.blank?
extension = mime_type[0].first
filename = "#{filename}.#{extension}"
end
filename
end
private
def filename_from_header
return nil unless headers['content-disposition']
match = headers['content-disposition'].match(/filename=(?:"([^"]+)"|([^";]+))/)
return nil unless match
match[1].presence || match[2].presence
end
def filename_from_uri
CGI.unescape(File.basename(uri.path))
end
def method_missing(*args, &block)
file.send(*args, &block)
end
def respond_to_missing?(*args)
super || file.respond_to?(*args)
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems