Class: ParallelBatchApi::RackProcessor

Inherits:
Object
  • Object
show all
Defined in:
lib/parallel_batch_api/rack_processor.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(env, options, app) ⇒ RackProcessor

Returns a new instance of RackProcessor.



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# File 'lib/parallel_batch_api/rack_processor.rb', line 8

def initialize(env, options, app)
  @method = options['method'] || ParallelBatchApi::HTTP_METHOD_GET
  @url    = options['url']
  @params = options['params'] || {}
  @env    = env
  @headers = options['headers'] || {}
  @app = app
  @params = params_for_rails
end

Instance Attribute Details

#app ⇒ Object (readonly)

Returns the value of attribute app.



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# File 'lib/parallel_batch_api/rack_processor.rb', line 6

def app
  @app
end

#env ⇒ Object (readonly)

Returns the value of attribute env.



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# File 'lib/parallel_batch_api/rack_processor.rb', line 6

def env
  @env
end

#headers ⇒ Object (readonly)

Returns the value of attribute headers.



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# File 'lib/parallel_batch_api/rack_processor.rb', line 6

def headers
  @headers
end

#method ⇒ Object (readonly)

Returns the value of attribute method.



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# File 'lib/parallel_batch_api/rack_processor.rb', line 6

def method
  @method
end

#params ⇒ Object (readonly)

Returns the value of attribute params.



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# File 'lib/parallel_batch_api/rack_processor.rb', line 6

def params
  @params
end

#url ⇒ Object (readonly)

Returns the value of attribute url.



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# File 'lib/parallel_batch_api/rack_processor.rb', line 6

def url
  @url
end

Instance Method Details

#build ⇒ Object

set value into @env



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# File 'lib/parallel_batch_api/rack_processor.rb', line 30

def build
  path, qs = url.split('?')

  headrs = (headers || {}).inject({}) do |heads, (k, v)|
    heads.tap { |h| h["HTTP_#{k.gsub(/\-/, '_').upcase}"] = v }
  end

  env.merge!(headrs)

  env['REQUEST_METHOD'] = method.upcase

  if env['REQUEST_URI']
    env['REQUEST_URI'] = env['REQUEST_URI'].gsub(/#{ParallelBatchApi.batch_path}.*/, url)
  end

  env['REQUEST_PATH'] = env['PATH_INFO'] = path
  env['ORIGINAL_FULLPATH'] = url

  env['rack.request.query_string'] = qs
  env['QUERY_STRING'] = qs

  env['rack.request.form_hash'] = params
  env['rack.request.query_hash'] = method == ParallelBatchApi::HTTP_METHOD_GET ? params : nil

  env['action_dispatch.request.parameters'] = params
  env['action_dispatch.request.request_parameters'] = params

  env['CONTENT_TYPE'] = 'text/plain'
  env['HTTP_CONTENT_TYPE'] = 'text/plain'
  env['ROW_POST_DATA'] = ''
end

#process ⇒ Object 



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# File 'lib/parallel_batch_api/rack_processor.rb', line 18

def process
  build
  res = begin
    app.call(env)
  rescue => er
    ParallelBatchApi::ErrorResponse.new(er).execute
  end

  ParallelBatchApi::Response.new(res, url, params).execute
end