wms-capabilities-tools v1.0.0

wms-capabilities-tools

It parses the capabilities document of Web Map Services (WMS). The capabilities documents differentiate in the versions. This parser create a generic json of the capabilities document of all versions.

Installation

npm install wms-capabilities-tools

Get started

Example

Convert to JSON

Javascript

var fs = require("fs");
var cap = require('wms-capabilities-tools');

var xml = fs.readFileSync(__dirname + '/node_modules/wms-capabilities-tools/examples/capabilities/mapserver_130.xml');

var obj = cap.convertToJSON(xml);

console.log(JSON.stringify(obj, null, ' '));

Terminal:

{
 "Version": "1.3.0",
 "Title": "Stadtbezirke Bielefeld",
 "Abstract": "Stadtbezirke in Bielefeld",
 "GetMap": {
  "URL": "http://www.bielefeld01.de/geodaten/geo_dienste/wms.php?url=gebietsgliederung_wms_stadtbezirke_641&language=ger&",
  "Formats": [
   "image/png",
   "image/gif",
   "image/jpeg"
  ],
  "MaxWidth": "2500",
  "MaxHeight": "2500",
  "CRS": [
   "EPSG:25832",
   "EPSG:31467",
   "EPSG:31466",
   "EPSG:4326",
   "EPSG:4258",
   "EPSG:3038",
   "EPSG:3039",
   "EPSG:3040",
   "EPSG:3041",
   "EPSG:3042",
   "EPSG:3043",
   "EPSG:3044",
   "EPSG:3045",
   "EPSG:3046",
   "EPSG:3047",
   "EPSG:3857",
   "EPSG:900913"
  ]
 },
 "Layer": [
  {
   "Name": "stadtbezirke_wms",
   "Title": "Stadtbezirke Bielefeld",
   "Abstract": "Stadtbezirke in Bielefeld",
   "Layer": [
    {
     "Name": "stadtbezirke_pl",
     "Title": "Stadtbezirk-Umringe",
     "Abstract": "Stadtbezirke-Umringe in Bielefeld",
     "Layer": []
    },
    {
     "Name": "stadtbezirke_t",
     "Title": "Stadtbezirke-Texte",
     "Abstract": "Stadtbezirke-Texte in Bielefeld",
     "Layer": []
    }
   ]
  }
 ]
}

Determine base URL of WMS

Javascript:

var cap = require('wms-capabilities-tools');

var urls = [];
urls.push('http://www.example.com/s?VERSION=1.3.0&p=9&VERSION=1.3.0');
urls.push('http://www.example.com/s&p1=9&&p2=1');
urls.push('tp://www.example.com/s?VERSION=1.3.0&p=9&VERSION=1.3.0');

urls.forEach(function(v) {
	console.log(cap.determineBaseURL(v));
});

Terminal:

http://www.example.com/s?p=9&
http://www.example.com/s?p1=9&p2=1&
http://www.example.com/s?p=9&

Supported WMS

• 1.0.0
• 1.1.0
• 1.1.1
• 1.3.0

License

MIT