add WMS GetCapabilities parser for WMS 1.1.0, 1.1.1, 1.1.1 WMS-C profile and WMS 1.3.0
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Bart van den Eijnden
@@ -0,0 +1,324 @@
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goog.provide('ol.parser.ogc.WMSCapabilities_v1');
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goog.require('goog.dom.xml');
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goog.require('goog.object');
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goog.require('ol.parser.XML');
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/**
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* @constructor
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* @extends {ol.parser.XML}
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*/
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ol.parser.ogc.WMSCapabilities_v1 = function() {
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this.defaultPrefix = 'wms';
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this.errorProperty = 'service';
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this.namespaces = {};
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this.namespaces['wms'] = 'http://www.opengis.net/wms';
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this.namespaces['xlink'] = 'http://www.w3.org/1999/xlink';
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this.namespaces['xsi'] = 'http://www.w3.org/2001/XMLSchema-instance';
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this.readers = {
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'wms': {
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'Service': function(node, obj) {
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obj['service'] = {};
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this.readChildNodes(node, obj['service']);
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},
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'Name': function(node, obj) {
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obj.name = this.getChildValue(node);
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},
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'Title': function(node, obj) {
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obj.title = this.getChildValue(node);
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},
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'Abstract': function(node, obj) {
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obj['abstract'] = this.getChildValue(node);
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},
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'BoundingBox': function(node, obj) {
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var bbox = {};
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bbox.bbox = [
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parseFloat(node.getAttribute('minx')),
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parseFloat(node.getAttribute('miny')),
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parseFloat(node.getAttribute('maxx')),
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parseFloat(node.getAttribute('maxy'))
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];
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var res = {
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x: parseFloat(node.getAttribute('resx')),
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y: parseFloat(node.getAttribute('resy'))
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};
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if (! (isNaN(res.x) && isNaN(res.y))) {
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bbox.res = res;
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}
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// return the bbox so that descendant classes can set the
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// CRS and SRS and add it to the obj
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return bbox;
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},
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'OnlineResource': function(node, obj) {
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obj.href = this.getAttributeNS(node, this.namespaces['xlink'],
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'href');
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},
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'ContactInformation': function(node, obj) {
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obj.contactInformation = {};
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this.readChildNodes(node, obj.contactInformation);
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},
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'ContactPersonPrimary': function(node, obj) {
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obj.personPrimary = {};
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this.readChildNodes(node, obj.personPrimary);
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},
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'ContactPerson': function(node, obj) {
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obj.person = this.getChildValue(node);
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},
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'ContactOrganization': function(node, obj) {
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obj.organization = this.getChildValue(node);
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},
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'ContactPosition': function(node, obj) {
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obj.position = this.getChildValue(node);
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},
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'ContactAddress': function(node, obj) {
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obj.contactAddress = {};
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this.readChildNodes(node, obj.contactAddress);
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},
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'AddressType': function(node, obj) {
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obj.type = this.getChildValue(node);
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},
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'Address': function(node, obj) {
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obj.address = this.getChildValue(node);
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},
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'City': function(node, obj) {
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obj.city = this.getChildValue(node);
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},
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'StateOrProvince': function(node, obj) {
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obj.stateOrProvince = this.getChildValue(node);
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},
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'PostCode': function(node, obj) {
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obj.postcode = this.getChildValue(node);
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},
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'Country': function(node, obj) {
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obj.country = this.getChildValue(node);
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},
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'ContactVoiceTelephone': function(node, obj) {
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obj.phone = this.getChildValue(node);
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},
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'ContactFacsimileTelephone': function(node, obj) {
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obj.fax = this.getChildValue(node);
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},
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'ContactElectronicMailAddress': function(node, obj) {
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obj.email = this.getChildValue(node);
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},
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'Fees': function(node, obj) {
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var fees = this.getChildValue(node);
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if (fees && fees.toLowerCase() != 'none') {
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obj.fees = fees;
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}
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},
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'AccessConstraints': function(node, obj) {
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var constraints = this.getChildValue(node);
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if (constraints && constraints.toLowerCase() != 'none') {
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obj.accessConstraints = constraints;
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}
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},
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'Capability': function(node, obj) {
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obj.capability = {
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nestedLayers: [],
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layers: []
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};
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this.readChildNodes(node, obj.capability);
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},
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'Request': function(node, obj) {
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obj.request = {};
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this.readChildNodes(node, obj.request);
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},
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'GetCapabilities': function(node, obj) {
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obj.getcapabilities = {formats: []};
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this.readChildNodes(node, obj.getcapabilities);
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},
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'Format': function(node, obj) {
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if (goog.isArray(obj.formats)) {
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obj.formats.push(this.getChildValue(node));
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} else {
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obj.format = this.getChildValue(node);
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}
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},
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'DCPType': function(node, obj) {
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this.readChildNodes(node, obj);
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},
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'HTTP': function(node, obj) {
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this.readChildNodes(node, obj);
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},
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'Get': function(node, obj) {
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obj.get = {};
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this.readChildNodes(node, obj.get);
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// backwards compatibility
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if (!obj.href) {
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obj.href = obj.get.href;
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}
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},
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'Post': function(node, obj) {
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obj.post = {};
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this.readChildNodes(node, obj.post);
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// backwards compatibility
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if (!obj.href) {
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obj.href = obj.get.href;
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}
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},
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'GetMap': function(node, obj) {
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obj.getmap = {formats: []};
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this.readChildNodes(node, obj.getmap);
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},
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'GetFeatureInfo': function(node, obj) {
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obj.getfeatureinfo = {formats: []};
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this.readChildNodes(node, obj.getfeatureinfo);
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},
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'Exception': function(node, obj) {
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obj.exception = {formats: []};
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this.readChildNodes(node, obj.exception);
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},
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'Layer': function(node, obj) {
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var parentLayer, capability;
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if (obj.capability) {
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capability = obj.capability;
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parentLayer = obj;
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} else {
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capability = obj;
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}
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var attrNode = node.getAttributeNode('queryable');
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var queryable = (attrNode && attrNode.specified) ?
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node.getAttribute('queryable') : null;
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attrNode = node.getAttributeNode('cascaded');
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var cascaded = (attrNode && attrNode.specified) ?
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node.getAttribute('cascaded') : null;
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attrNode = node.getAttributeNode('opaque');
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var opaque = (attrNode && attrNode.specified) ?
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node.getAttribute('opaque') : null;
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var noSubsets = node.getAttribute('noSubsets');
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var fixedWidth = node.getAttribute('fixedWidth');
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var fixedHeight = node.getAttribute('fixedHeight');
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var parent = parentLayer || {};
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var layer = {
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nestedLayers: [],
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styles: parentLayer ? [].concat(parentLayer.styles) : [],
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srs: {},
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metadataURLs: [],
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bbox: {},
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llbbox: parent.llbbox,
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dimensions: {},
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authorityURLs: {},
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identifiers: {},
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keywords: [],
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queryable: (queryable && queryable !== '') ?
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(queryable === '1' || queryable === 'true') :
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(parent.queryable || false),
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cascaded: (cascaded !== null) ? parseInt(cascaded, 10) :
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(parent.cascaded || 0),
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opaque: opaque ?
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(opaque === '1' || opaque === 'true') :
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(parent.opaque || false),
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noSubsets: (noSubsets !== null) ?
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(noSubsets === '1' || noSubsets === 'true') :
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(parent.noSubsets || false),
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fixedWidth: (fixedWidth !== null) ?
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parseInt(fixedWidth, 10) : (parent.fixedWidth || 0),
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fixedHeight: (fixedHeight !== null) ?
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parseInt(fixedHeight, 10) : (parent.fixedHeight || 0),
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minScale: parent.minScale,
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maxScale: parent.maxScale,
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attribution: parent.attribution
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};
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if (parentLayer) {
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goog.object.extend(layer.srs, parent.srs);
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goog.object.extend(layer.bbox, parent.bbox);
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goog.object.extend(layer.dimensions, parent.dimensions);
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goog.object.extend(layer.authorityURLs, parent.authorityURLs);
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}
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obj.nestedLayers.push(layer);
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layer.capability = capability;
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this.readChildNodes(node, layer);
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delete layer.capability;
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if (layer.name) {
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var parts = layer.name.split(':'),
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request = capability.request,
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gfi = request.getfeatureinfo;
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if (parts.length > 0) {
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layer.prefix = parts[0];
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}
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capability.layers.push(layer);
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if (layer.formats === undefined) {
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layer.formats = request.getmap.formats;
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}
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if (layer.infoFormats === undefined && gfi) {
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layer.infoFormats = gfi.formats;
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}
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}
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},
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'Attribution': function(node, obj) {
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obj.attribution = {};
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this.readChildNodes(node, obj.attribution);
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},
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'LogoURL': function(node, obj) {
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obj.logo = {
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width: node.getAttribute('width'),
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height: node.getAttribute('height')
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};
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this.readChildNodes(node, obj.logo);
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},
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'Style': function(node, obj) {
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var style = {};
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obj.styles.push(style);
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this.readChildNodes(node, style);
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},
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'LegendURL': function(node, obj) {
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var legend = {
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width: node.getAttribute('width'),
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height: node.getAttribute('height')
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};
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obj.legend = legend;
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this.readChildNodes(node, legend);
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},
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'MetadataURL': function(node, obj) {
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var metadataURL = {type: node.getAttribute('type')};
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obj.metadataURLs.push(metadataURL);
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this.readChildNodes(node, metadataURL);
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},
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'DataURL': function(node, obj) {
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obj.dataURL = {};
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this.readChildNodes(node, obj.dataURL);
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},
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'FeatureListURL': function(node, obj) {
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obj.featureListURL = {};
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this.readChildNodes(node, obj.featureListURL);
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},
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'AuthorityURL': function(node, obj) {
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var name = node.getAttribute('name');
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var authority = {};
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this.readChildNodes(node, authority);
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obj.authorityURLs[name] = authority.href;
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},
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'Identifier': function(node, obj) {
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var authority = node.getAttribute('authority');
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obj.identifiers[authority] = this.getChildValue(node);
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},
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'KeywordList': function(node, obj) {
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this.readChildNodes(node, obj);
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},
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'SRS': function(node, obj) {
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obj.srs[this.getChildValue(node)] = true;
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}
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}
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};
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goog.base(this);
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};
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goog.inherits(ol.parser.ogc.WMSCapabilities_v1, ol.parser.XML);
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/**
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* @param {string|Document|Element} data Data to read.
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* @return {Object} An object representing the document.
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*/
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ol.parser.ogc.WMSCapabilities_v1.prototype.read = function(data) {
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if (typeof data == 'string') {
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data = goog.dom.xml.loadXml(data);
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}
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if (data && data.nodeType == 9) {
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data = data.documentElement;
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}
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var obj = {};
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this.readNode(data, obj);
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return obj;
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};
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