Class: Spider::HTTP::RackIO

Inherits:
ControllerIO show all
Defined in:
lib/spiderfw/http/adapters/rack.rb

Constant Summary

Constants inherited from ControllerIO

ControllerIO::BUFSIZE

Instance Method Summary collapse

Constructor Details

#initialize(response, controller_response, w, options = {}) ⇒ RackIO 



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# File 'lib/spiderfw/http/adapters/rack.rb', line 23

def initialize(response, controller_response, w, options={})
    @response = response
    @controller_response = controller_response
    @w = w
    @headers_sent = false
    @rack_thread = Thread.current
    @options = options
end

Instance Method Details

#flush ⇒ Object 



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# File 'lib/spiderfw/http/adapters/rack.rb', line 68

def flush
end

#headers_sent? ⇒ Boolean 



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# File 'lib/spiderfw/http/adapters/rack.rb', line 53

def headers_sent?
    @headers_sent
end

#send_headers ⇒ Object 



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# File 'lib/spiderfw/http/adapters/rack.rb', line 37

def send_headers
    Spider::Logger.debug("---SENDING HEADERS----")
    @controller_response.prepare_headers
    @response[:status] = @controller_response.status
    @response[:headers] = {}
    @controller_response.headers.each do |key, val|
        if (val.is_a?(Array))
            val.each{ |v| @response[:headers][key] = v.to_s }
        else
            @response[:headers][key] = val.to_s
        end
    end
    @headers_sent = true
    @rack_thread.run if @options[:multithread]
end

#set_body_io(io) ⇒ Object 



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# File 'lib/spiderfw/http/adapters/rack.rb', line 57

def set_body_io(io)
    return super if headers_sent?
    begin
        @response[:body].close
    rescue => exc
    end
    @response[:body] = io
    send_headers
end

#write(msg) ⇒ Object 



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# File 'lib/spiderfw/http/adapters/rack.rb', line 32

def write(msg)
    send_headers unless @headers_sent
    @w.write(msg)
end