Class: CPEE::EvalRuby::DoIt

Inherits:
Riddl::Implementation
  • Object
show all
Defined in:
lib/cpee-eval-ruby/implementation.rb

Overview

{{{

Instance Method Summary collapse

Instance Method Details

#exec(__struct, __code, result = nil, headers = nil) ⇒ Object 



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# File 'lib/cpee-eval-ruby/implementation.rb', line 35

def exec(__struct,__code,result=nil,headers=nil)
  __ret = {}
  __cat = catch WEEL::Signal::Again do
    __ret[:res] = __struct.instance_eval(__code)
    WEEL::Signal::Proceed
  end
  if __cat.nil? || __cat == WEEL::Signal::Again
    __ret[:signal] << 'Signal::Again'
  end
rescue => err
  __ret[:signal] = 'Signal::Error'
  __ret[:signal_text] = (err.backtrace ? err.backtrace[0].gsub(/([\w -_]+):(\d+):in.*/,'\\1, Line \2: ') : '') + err.message
rescue WEEL::Signal::Again
  __ret[:signal] = 'Signal::Again'
rescue  WEEL::Signal::Error => err
  __ret[:signal] = 'Signal::Error'
  __ret[:signal_text] = (err.backtrace ? err.backtrace[0].gsub(/([\w -_]+):(\d+):in.*/,'\\1, Line \2: ') : '') + err.message
rescue WEEL::Signal::Stop
  __ret[:signal] = 'Signal::Stop'
rescue SyntaxError => err
  __ret[:signal] = 'Signal::SyntaxError'
  __ret[:signal_text] = err.message
ensure
  return __ret
end

#response ⇒ Object 



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# File 'lib/cpee-eval-ruby/implementation.rb', line 61

def response
  mode = @a[0]
  code = @p.shift.value
  dataelements = JSON::parse(@p.shift.value.read)
  local = nil
  local = JSON::parse(@p.shift.value.read) if @p[0].name == 'local'
  endpoints = JSON::parse(@p.shift.value.read)
  additional = JSON::parse(@p.shift.value.read)
  status = JSON::parse(@p.shift.value.read) if @p.any? && @p[0].name == 'status'
  status = WEEL::Status.new(status['id'],status['message']) if status
  call_result = JSON::parse(@p.shift.value.read) if @p.any? && @p[0].name == 'call_result'
  call_headers = JSON::parse(@p.shift.value.read) if @p.any? && @p[0].name == 'call_headers'

  local = local[0] if local && local.is_a?(Array)

  # symbolize keys, because JSON
  dataelements.transform_keys!{|k| k.to_sym}
  local.transform_keys!{|k| k.to_sym} if local
  endpoints.transform_keys!{|k| k.to_sym}
  additional.transform_keys!{|k| k.to_sym}
  additional.each_value do |v|
    v.transform_keys!{|k| k.to_sym}
  end

  if status || call_result || call_headers
    struct = WEEL::ManipulateStructure.new(dataelements,endpoints,status,local,additional)
    execresult = exec struct, code, CPEE::EvalRuby::Translation::simplify_structurized_result(call_result), call_headers

    send = []
    send << Riddl::Parameter::Simple.new('result',execresult[:res])
    if execresult[:signal]
      send << Riddl::Parameter::Simple.new('signal',execresult[:signal])
      send << Riddl::Parameter::Simple.new('signal_text',execresult[:signal_text] || '')
      @status = 555
    end

    res = {}
    struct.changed_data.each do |e|
      res[e] = struct.data[e]
    end
    if res.any?
      send << Riddl::Parameter::Complex.new('dataelements','application/json',JSON::generate(data)) if mode == :full
      send << Riddl::Parameter::Complex.new('changed_dataelements','application/json',JSON::generate(res))
    end
    res = {}
    struct.changed_endpoints.each do |e|
      res[e] = struct.endpoints[e]
    end
    if res.any?
      send << Riddl::Parameter::Complex.new('endpoints','application/json',JSON::generate(endpoints)) if mode == :full
      send << Riddl::Parameter::Complex.new('changed_endpoints','application/json',JSON::generate(res))
    end
    send << Riddl::Parameter::Complex.new('changed_status','application/json',JSON::generate(status)) if struct.changed_status
    send
  else
    struct = WEEL::ReadStructure.new(dataelements,endpoints,local,additional)
    execresult = exec struct, code
    send = []
    send << Riddl::Parameter::Simple.new('result',execresult[:res])
    if execresult[:signal]
      send << Riddl::Parameter::Simple.new('signal',execresult[:signal])
      send << Riddl::Parameter::Simple.new('signal_text',execresult[:signal_text] || '')
      @status = 555
    end
    send
  end
end