strong-soap/lib/parser/wsdl/parameter.js

A minimal node SOAP client

// Copyright IBM Corp. 2016,2018. All Rights Reserved.
// Node module: strong-soap
// This file is licensed under the MIT License.
// License text available at https://opensource.org/licenses/MIT

'use strict';

var WSDLElement = require('./wsdlElement');
var QName = require('../qname');
var debug = require('debug')('strong-soap:wsdl:parameter');

/**
 * Base class for Input/Output
 */
class Parameter extends WSDLElement {
  constructor(nsName, attrs, options) {
    super(nsName, attrs, options);
  }
  addChild(child) {
    // soap:body
    if (child.name === 'body') {
      this.body = child;
    } else if (child.name === 'header') {
      this.headers = this.headers || [];
      // soap:header
      this.headers.push(child);
    } else if (child.name === 'fault') {
      //Revisit. Never gets executed.
      this.fault = child;
    }
  }
  postProcess(definitions) {
    // portType.operation.*
    if (this.parent.parent.name === 'portType') {
      // Resolve $message
      var messageName = QName.parse(this.$message).name;
      var message = definitions.messages[messageName];
      if (!message) {
        console.error('Unable to resolve message %s for', this.$message, this);
        throw new Error('Unable to resolve message ' + this.$message);
      }
      message.postProcess(definitions);
      this.message = message;
    }

    // binding.operation.*
    if (this.parent.parent.name === 'binding') {
      if (this.body) {
        if (this.body.$parts) {
          this.body.parts = {};
          let parts = this.body.$parts.split(/\s+/);
          for (let i = 0, n = parts.length; i < n; i++) {
            this.body.parts[parts[i]] = this.message.parts[parts[i]];
          }
        } else {
          if (this.message && this.message.parts) {
            this.body.parts = this.message.parts;
          }
        }
      }
      if (this.headers) {
        for (let i = 0, n = this.headers.length; i < n; i++) {
          let header = this.headers[i];
          let message;
          if (header.$message) {
            let messageName = QName.parse(header.$message).name;
            message = definitions.messages[messageName];
            if (message) {
              message.postProcess(definitions);
            } else {
              debug('Message not found: ', header.$message);
            }
          } else {
            message = this.message;
          }
          if (header.$part && message) {
            header.part = message.parts[header.$part];
          }
        }
      }
      //Revisit.. this.name is always undefined because there is no code which calls addChild(..) with child.name = 'fault.
      //code works inspite of not executing this block. Remove it?
      if (this.name === 'fault') {
        let message = this.fault.parent.message;
        if (message) {
          message.postProcess(definitions);
          for (let p in message.parts) {
            // The fault message MUST have only one part per WSDL 1.1 spec
            this.fault.part = message.parts[p];
            break;
          }
        } else {
          debug('Message not found: ', this.fault.$message);
        }
      }
    }
  }
}
Parameter.allowedChildren = ['body', 'SecuritySpecRef', 'documentation', 'header'];
module.exports = Parameter;
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