OWSCommon.js
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/* Copyright (c) 2006-2011 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/VersionedOGC.js
*/
/**
* Class: OpenLayers.Format.OWSCommon
* Read OWSCommon. Create a new instance with the <OpenLayers.Format.OWSCommon>
* constructor.
*
* Inherits from:
* - <OpenLayers.Format.XML.VersionedOGC>
*/
OpenLayers.Format.OWSCommon = OpenLayers.Class(OpenLayers.Format.XML.VersionedOGC, {
/**
* APIProperty: defaultVersion
* {String} Version number to assume if none found. Default is "1.0.0".
*/
defaultVersion: "1.0.0",
/**
* Constructor: OpenLayers.Format.OWSCommon
* Create a new parser for OWSCommon.
*
* Parameters:
* options - {Object} An optional object whose properties will be set on
* this instance.
*/
/**
* Method: getVersion
* Returns the version to use. Subclasses can override this function
* if a different version detection is needed.
*
* Parameters:
* root - {DOMElement}
* options - {Object} Optional configuration object.
*
* Returns:
* {String} The version to use.
*/
getVersion: function(root, options) {
var version = this.version;
if(!version) {
// remember version does not correspond to the OWS version
// it corresponds to the WMS/WFS/WCS etc. request version
var uri = root.getAttribute("xmlns:ows");
// the above will fail if the namespace prefix is different than
// ows and if the namespace is declared on a different element
if (uri && uri.substring(uri.lastIndexOf("/")+1) === "1.1") {
version ="1.1.0";
}
if(!version) {
version = this.defaultVersion;
}
}
return version;
},
/**
* APIMethod: read
* Read an OWSCommon document and return an object.
*
* Parameters:
* data - {String | DOMElement} Data to read.
* options - {Object} Options for the reader.
*
* Returns:
* {Object} An object representing the structure of the document.
*/
CLASS_NAME: "OpenLayers.Format.OWSCommon"
});