OGCExceptionReport.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.js
*/
/**
* Class: OpenLayers.Format.OGCExceptionReport
* Class to read exception reports for various OGC services and versions.
*
* Inherits from:
* - <OpenLayers.Format.XML>
*/
OpenLayers.Format.OGCExceptionReport = OpenLayers.Class(OpenLayers.Format.XML, {
/**
* Property: namespaces
* {Object} Mapping of namespace aliases to namespace URIs.
*/
namespaces: {
ogc: "http://www.opengis.net/ogc"
},
/**
* Property: regExes
* Compiled regular expressions for manipulating strings.
*/
regExes: {
trimSpace: (/^\s*|\s*$/g),
removeSpace: (/\s*/g),
splitSpace: (/\s+/),
trimComma: (/\s*,\s*/g)
},
/**
* Property: defaultPrefix
*/
defaultPrefix: "ogc",
/**
* Constructor: OpenLayers.Format.OGCExceptionReport
* Create a new parser for OGC exception reports.
*
* Parameters:
* options - {Object} An optional object whose properties will be set on
* this instance.
*/
/**
* APIMethod: read
* Read OGC exception report data from a string, and return an object with
* information about the exceptions.
*
* Parameters:
* data - {String} or {DOMElement} data to read/parse.
*
* Returns:
* {Object} Information about the exceptions that occurred.
*/
read: function(data) {
var result;
if(typeof data == "string") {
data = OpenLayers.Format.XML.prototype.read.apply(this, [data]);
}
var root = data.documentElement;
var exceptionInfo = {exceptionReport: null};
if (root) {
this.readChildNodes(data, exceptionInfo);
if (exceptionInfo.exceptionReport === null) {
// fall-back to OWSCommon since this is a common output format for exceptions
// we cannot easily use the ows readers directly since they differ for 1.0 and 1.1
exceptionInfo = new OpenLayers.Format.OWSCommon().read(data);
}
}
return exceptionInfo;
},
/**
* Property: readers
* Contains public functions, grouped by namespace prefix, that will
* be applied when a namespaced node is found matching the function
* name. The function will be applied in the scope of this parser
* with two arguments: the node being read and a context object passed
* from the parent.
*/
readers: {
"ogc": {
"ServiceExceptionReport": function(node, obj) {
obj.exceptionReport = {exceptions: []};
this.readChildNodes(node, obj.exceptionReport);
},
"ServiceException": function(node, exceptionReport) {
var exception = {
code: node.getAttribute("code"),
locator: node.getAttribute("locator"),
text: this.getChildValue(node)
};
exceptionReport.exceptions.push(exception);
}
}
},
CLASS_NAME: "OpenLayers.Format.OGCExceptionReport"
});