def send_file(path, options = {})
raise MissingFile, "Cannot read file #{path}" unless File.file?(path) and File.readable?(path)
options[:length] ||= File.size(path)
options[:filename] ||= File.basename(path) unless options[:url_based_filename]
send_file_headers! options
@performed_render = false
if options[:x_sendfile]
logger.info "Sending #{X_SENDFILE_HEADER} header #{path}" if logger
head options[:status], X_SENDFILE_HEADER => path
else
if options[:stream]
render :status => options[:status], :text => Proc.new { |response, output|
logger.info "Streaming file #{path}" unless logger.nil?
len = options[:buffer_size] || 4096
File.open(path, 'rb') do |file|
while buf = file.read(len)
output.write(buf)
end
end
}
else
logger.info "Sending file #{path}" unless logger.nil?
File.open(path, 'rb') { |file| render :status => options[:status], :text => file.read }
end
end
end