wfs-client/lib/versions/1.0.0.js

A very simple WFS client

/*
** Module dependencies
*/
const xml = require('../xml')
const {isString} = require('../util')

const ns = {
  wfs: 'http://www.opengis.net/wfs',
  ogc: 'http://www.opengis.net/ogc'
}

const types = {

  Main: {
    './wfs:Service': {dest: 'service', type: 'Service'},
    // './wfs:Capability': { dest: 'capabilities', custom: true },
    './wfs:FeatureTypeList/wfs:FeatureType': {dest: 'featureTypes', multi: true, type: 'FeatureType'}
    // 'ogc:Filter_Capabilities': {}
  },

  Service: {
    '../@version': 'serviceTypeVersion',
    './wfs:Name': 'name', // Removed in 1.1.0
    './wfs:Title': 'title',
    './wfs:Abstract': 'abstract',
    './wfs:Keywords': 'keywords',
    './wfs:OnlineResource': 'location', // Removed in 1.1.0
    './wfs:Fees': 'fees',
    './wfs:AccessConstraints': 'accessConstraints'
  },

  FeatureType: {
    './wfs:Name': 'name',
    './wfs:Title': 'title',
    './wfs:Abstract': 'abstract',
    './wfs:Keywords': 'keywords'
    // './wfs:SRS': {},
    // './wfs:LatLongBoundingBox': {}
  }

}

// Result formats:
// const resultFormats = {
//   GML2: 'GML v2',
//   GML3: 'GML v3',
//   'SHAPE-ZIP': 'Shapefile',
//   CSV: 'CSV',
//   JSON: 'GeoJSON'
// };

exports.parseCapabilities = function (xmlDoc) {
  const mapper = xml.mapper(types, ns)
  const capabilities = mapper.buildObject(xmlDoc, 'Main')

  if (capabilities.service && isString(capabilities.service.keywords)) {
    capabilities.service.keywords = capabilities.service.keywords.split(',').map(keyword => {
      return keyword.trim()
    })
  }

  if (capabilities.featureTypes) {
    capabilities.featureTypes.forEach(featureType => {
      if (featureType.keywords && isString(featureType.keywords)) {
        featureType.keywords = featureType.keywords.split(',').map(keyword => {
          return keyword.trim()
        })
      }
    })
  }

  return capabilities
}