Class: Tina4::WSDL::Service

Inherits:
Object
  • Object
show all
Defined in:
lib/tina4/wsdl.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name:, namespace: "http://tina4.com/wsdl") ⇒ Service

Returns a new instance of Service.



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# File 'lib/tina4/wsdl.rb', line 8

def initialize(name:, namespace: "http://tina4.com/wsdl")
  @name = name
  @namespace = namespace
  @operations = {}
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/tina4/wsdl.rb', line 6

def name
  @name
end

#namespace ⇒ Object (readonly)

Returns the value of attribute namespace.



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# File 'lib/tina4/wsdl.rb', line 6

def namespace
  @namespace
end

#operations ⇒ Object (readonly)

Returns the value of attribute operations.



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# File 'lib/tina4/wsdl.rb', line 6

def operations
  @operations
end

Instance Method Details

#add_operation(name, input_params: {}, output_params: {}, &handler) ⇒ Object 



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# File 'lib/tina4/wsdl.rb', line 14

def add_operation(name, input_params: {}, output_params: {}, &handler)
  @operations[name.to_s] = {
    input: input_params,
    output: output_params,
    handler: handler
  }
end

#generate_wsdl(endpoint_url) ⇒ Object 



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# File 'lib/tina4/wsdl.rb', line 22

def generate_wsdl(endpoint_url)
  xml = '<?xml version="1.0" encoding="UTF-8"?>'
  xml += "\n<definitions xmlns=\"http://schemas.xmlsoap.org/wsdl/\""
  xml += " xmlns:soap=\"http://schemas.xmlsoap.org/wsdl/soap/\""
  xml += " xmlns:tns=\"#{@namespace}\""
  xml += " xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\""
  xml += " name=\"#{@name}\" targetNamespace=\"#{@namespace}\">\n"

  # Types
  xml += "  <types>\n    <xsd:schema targetNamespace=\"#{@namespace}\">\n"
  @operations.each do |op_name, op|
    xml += generate_elements(op_name, op[:input], "Request")
    xml += generate_elements(op_name, op[:output], "Response")
  end
  xml += "    </xsd:schema>\n  </types>\n"

  # Messages
  @operations.each_key do |op_name|
    xml += "  <message name=\"#{op_name}Request\">\n"
    xml += "    <part name=\"parameters\" element=\"tns:#{op_name}Request\"/>\n"
    xml += "  </message>\n"
    xml += "  <message name=\"#{op_name}Response\">\n"
    xml += "    <part name=\"parameters\" element=\"tns:#{op_name}Response\"/>\n"
    xml += "  </message>\n"
  end

  # PortType
  xml += "  <portType name=\"#{@name}PortType\">\n"
  @operations.each_key do |op_name|
    xml += "    <operation name=\"#{op_name}\">\n"
    xml += "      <input message=\"tns:#{op_name}Request\"/>\n"
    xml += "      <output message=\"tns:#{op_name}Response\"/>\n"
    xml += "    </operation>\n"
  end
  xml += "  </portType>\n"

  # Binding
  xml += "  <binding name=\"#{@name}Binding\" type=\"tns:#{@name}PortType\">\n"
  xml += "    <soap:binding style=\"document\" transport=\"http://schemas.xmlsoap.org/soap/http\"/>\n"
  @operations.each_key do |op_name|
    xml += "    <operation name=\"#{op_name}\">\n"
    xml += "      <soap:operation soapAction=\"#{@namespace}/#{op_name}\"/>\n"
    xml += "      <input><soap:body use=\"literal\"/></input>\n"
    xml += "      <output><soap:body use=\"literal\"/></output>\n"
    xml += "    </operation>\n"
  end
  xml += "  </binding>\n"

  # Service
  xml += "  <service name=\"#{@name}\">\n"
  xml += "    <port name=\"#{@name}Port\" binding=\"tns:#{@name}Binding\">\n"
  xml += "      <soap:address location=\"#{endpoint_url}\"/>\n"
  xml += "    </port>\n"
  xml += "  </service>\n"
  xml += "</definitions>"
  xml
end

#handle_soap_request(xml_body) ⇒ Object 



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# File 'lib/tina4/wsdl.rb', line 80

def handle_soap_request(xml_body)
  # Simple SOAP envelope parser
  op_name = nil
  params = {}

  @operations.each_key do |name|
    if xml_body.include?(name)
      op_name = name
      break
    end
  end

  return soap_fault("Unknown operation") unless op_name

  operation = @operations[op_name]

  # Extract parameters from XML
  operation[:input].each_key do |param_name|
    if xml_body =~ /<#{param_name}>(.*?)<\/#{param_name}>/m
      params[param_name.to_s] = Regexp.last_match(1)
    end
  end

  # Execute handler
  result = operation[:handler].call(params)

  # Build SOAP response
  build_soap_response(op_name, result)
rescue => e
  soap_fault(e.message)
end