--- a/labs/openlayers/lib/OpenLayers/Format/SOSCapabilities.js +++ b/labs/openlayers/lib/OpenLayers/Format/SOSCapabilities.js @@ -1,1 +1,84 @@ +/* Copyright (c) 2006-2010 by OpenLayers Contributors (see authors.txt for + * full list of contributors). Published under the Clear BSD license. + * See http://svn.openlayers.org/trunk/openlayers/license.txt for the + * full text of the license. */ +/** + * @requires OpenLayers/Format/XML.js + */ + +/** + * Class: OpenLayers.Format.SOSCapabilities + * Read SOS Capabilities. + * + * Inherits from: + * - + */ +OpenLayers.Format.SOSCapabilities = OpenLayers.Class(OpenLayers.Format.XML, { + + /** + * APIProperty: defaultVersion + * {String} Version number to assume if none found. Default is "1.0.0". + */ + defaultVersion: "1.0.0", + + /** + * APIProperty: version + * {String} Specify a version string if one is known. + */ + version: null, + + /** + * Property: parser + * {} A cached versioned format used for reading. + */ + parser: null, + + /** + * Constructor: OpenLayers.Format.SOSCapabilities + * Create a new parser for SOS capabilities. + * + * Parameters: + * options - {Object} An optional object whose properties will be set on + * this instance. + */ + initialize: function(options) { + OpenLayers.Format.XML.prototype.initialize.apply(this, [options]); + this.options = options; + }, + + /** + * APIMethod: read + * Read capabilities data from a string, and return information about + * the service (offering and observedProperty mostly). + * + * Parameters: + * data - {String} or {DOMElement} data to read/parse. + * + * Returns: + * {Object} Info about the SOS + */ + read: function(data) { + if(typeof data == "string") { + data = OpenLayers.Format.XML.prototype.read.apply(this, [data]); + } + var root = data.documentElement; + var version = this.version || root.getAttribute("version") || this.defaultVersion; + if(!this.parser || this.parser.version !== version) { + var constr = OpenLayers.Format.SOSCapabilities[ + "v" + version.replace(/\./g, "_") + ]; + if(!constr) { + throw "Can't find a SOS capabilities parser for version " + version; + } + var parser = new constr(this.options); + } + var capabilities = parser.read(data); + capabilities.version = version; + return capabilities; + }, + + CLASS_NAME: "OpenLayers.Format.SOSCapabilities" + +}); +