Adding cross-browser XMLHttpRequest functionality and convenience methods around it in the OpenLayers.Request namespace. Deprecating OpenLayers.Ajax.Request. Full support sync/async requests using all HTTP verbs now. r=elemoine (closes #1565)

git-svn-id: http://svn.openlayers.org/trunk/openlayers@7335 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Layer/GML.js

@@ -100,7 +100,12 @@ OpenLayers.Layer.GML = OpenLayers.Class(OpenLayers.Layer.Vector, {
      */
     loadGML: function() {
         if (!this.loaded) {
-            var results = OpenLayers.loadURL(this.url, null, this, this.requestSuccess, this.requestFailure);
+            OpenLayers.Request.GET({
+                url: this.url,
+                success: this.requestSuccess,
+                failure: this.requestFailure,
+                scope: this
+            });
             this.loaded = true;
         }    
     },    

lib/OpenLayers/Layer/GeoRSS.js

@@ -100,7 +100,11 @@ OpenLayers.Layer.GeoRSS = OpenLayers.Class(OpenLayers.Layer.Markers, {
     loadRSS: function() {
         if (!this.loaded) {
             this.events.triggerEvent("loadstart");
-            OpenLayers.loadURL(this.location, null, this, this.parseData);
+            OpenLayers.Request.GET({
+                url: this.location,
+                success: this.parseData,
+                scope: this
+            });
             this.loaded = true;
         }    
     },    
@@ -127,7 +131,7 @@ OpenLayers.Layer.GeoRSS = OpenLayers.Class(OpenLayers.Layer.Markers, {
      * Parse the data returned from the Events call.
      *
      * Parameters:
-     * ajaxRequest - {XMLHttpRequest} 
+     * ajaxRequest - {<OpenLayers.Request.XMLHttpRequest>} 
      */
     parseData: function(ajaxRequest) {
         var doc = ajaxRequest.responseXML;

lib/OpenLayers/Layer/MapGuide.js

@@ -202,12 +202,10 @@ OpenLayers.Layer.MapGuide = OpenLayers.Class(OpenLayers.Layer.Grid, {
             getVisParams.mapName = this.params.mapName;
             getVisParams.format = 'text/xml';
             getVisParams = OpenLayers.Util.extend(getVisParams, params);
-                
-            new OpenLayers.Ajax.Request(this.url, 
-                  { parameters: getVisParams,
-                    method: 'get',
-                    asynchronous: false   //must be synchronous call to return control here
-                  });
+            
+            OpenLayers.Request.GET({
+                url: this.url, params: getVisParams, async: false
+            });
           }
           
           //construct the full URL

lib/OpenLayers/Layer/Text.js

@@ -109,8 +109,12 @@ OpenLayers.Layer.Text = OpenLayers.Class(OpenLayers.Layer.Markers, {
                 };
 
                 this.events.triggerEvent("loadstart");
-                OpenLayers.loadURL(this.location, null, 
-                                   this, this.parseData, onFail);
+                OpenLayers.Request.GET({
+                    url: this.location,
+                    success: this.parseData,
+                    failure: onFail,
+                    scope: this
+                });
                 this.loaded = true;
             }
         }    
@@ -137,7 +141,7 @@ OpenLayers.Layer.Text = OpenLayers.Class(OpenLayers.Layer.Markers, {
      * Method: parseData
      *
      * Parameters:
-     * ajaxRequest - {XMLHttpRequest} 
+     * ajaxRequest - {<OpenLayers.Request.XMLHttpRequest>} 
      */
     parseData: function(ajaxRequest) {
         var text = ajaxRequest.responseText;

lib/OpenLayers/Layer/WFS.js

@@ -455,21 +455,14 @@ OpenLayers.Layer.WFS = OpenLayers.Class(
         }
 
         var data = this.writer.write(this.features);
-        
-        var url = this.url;
 
-        var success = OpenLayers.Function.bind(this.commitSuccess, this);
-
-        var failure = OpenLayers.Function.bind(this.commitFailure, this);
-        
-        // from prototype.js
-        new OpenLayers.Ajax.Request(url, 
-                         {   method: 'post', 
-                             postBody: data,
-                             onComplete: success, 
-                             onFailure: failure
-                          }
-                         );
+        OpenLayers.Request.POST({
+            url: this.url,
+            data: data,
+            success: this.commitSuccess,
+            failure: this.commitFailure,
+            scope: this
+        });
     },
 
     /**