node package manager

wfs-client

wfs-client Build Status

A very simple WFS client

Features

  • Support of versions 1.0.0, 1.1.0 and 2.0.0
  • Version negociation
  • Service identification in plain JavaScript / JSON
  • List all feature types
  • Based on Q promises

Usage

Create a client

var wfs = require('wfs-client');
var client = wfs('http://your-wfs-server.tld/wfs', options);

Options

Option name Type Description Default Example
version Optional If you want to by-pass version negociation undefined 1.1.0
userAgent Optional User-Agent used in requests Empty WFSBot 1.0

Get service capabilities

client.capabilities()
    .done(function(capabilities) {
 
        // Service identification 
        console.log(capabilities.service);
 
        // Feature types 
        console.log(capabilities.featureTypes);
 
    })
    .fail(function(err) {
        console.trace(err);
    });

Service identification example

{
    title: 'My WFS server title',
    abstract: 'This WFS server is dedicated to environment data...',
    keywords: [ 'Data', 'Water', 'Energy', 'France', 'Europa'],
    serviceType: 'WFS',
    serviceTypeVersion: '2.0.0',
    fees: 'Free',
    accessConstraints: 'None'
}

Feature types example

[
    {
        name: 'orgA:wind_power_zones',
        title: 'Wind power zones',
        keywords: [
            'Wind power',
            'Energy',
            'Zoning'
        ]
    },
    {
        name: 'orgB:solar_energy_zones',
        title: 'Solar energy zones',
        keywords: [
            'Solar energy',
            'Energy',
            'Zoning'
        ]
    }
]

TODO

  • Read ServiceProvider (>= 1.1.0)
  • Read Capability (1.0.0) and OperationsMetadata (>= 1.1.0)
  • Read SRS and bounding boxes
  • Support GetFeature
  • Add Node-style callbacks
  • Tests and more tests

About

License

MIT

Author

Jérôme Desboeufs (@jdesboeufs)