add formats for WPS GetCapabilities, WPS DescribeProcess and WPS Execute, thanks ahocevar for the great rework on the patch, r=ahocevar, see #3307)

git-svn-id: http://svn.openlayers.org/trunk/openlayers@12124 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
2011-06-22 09:54:35 +00:00
parent 39d9715853
commit 1aa76f6de6
12 changed files with 1386 additions and 1 deletions
@@ -0,0 +1,79 @@
+/* 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.WPSCapabilities
+ * Read WPS Capabilities.
+ * 
+ * Inherits from:
+ *  - <OpenLayers.Format.XML>
+ */
+OpenLayers.Format.WPSCapabilities = 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
+     * {<OpenLayers.Format>} A cached versioned format used for reading.
+     */
+    parser: null,     
+
+    /**
+     * Constructor: OpenLayers.Format.WPSCapabilities
+     * Create a new parser for WPS Capabilities.
+     *
+     * Parameters:
+     * options - {Object} An optional object whose properties will be set on
+     *     this instance.
+     */
+
+    /**
+     * APIMethod: read
+     * Read capabilities data from a string, and return information about
+     * the service.
+     * 
+     * Parameters: 
+     * data - {String} or {DOMElement} data to read/parse.
+     *
+     * Returns:
+     * {Object} Info about the WPS
+     */
+    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.WPSCapabilities[
+                "v" + version.replace(/\./g, "_")
+            ];
+            if(!constr) {
+                throw "Can't find a WPS 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.WPSCapabilities" 
+
+});