New feature: basic Ajax suggestion for tags and implementation of Dojo toolkit

git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@151 b3834d28-1941-0410-a4f8-b48e95affb8f

1 files changed, 90 insertions, 0 deletions

diff --git a/includes/js/dojox/rpc/Rest.js b/includes/js/dojox/rpc/Rest.js
new file mode 100644
index 0000000..5b79cf3
--- /dev/null
+++ b/includes/js/dojox/rpc/Rest.js
@@ -0,0 +1,90 @@
+if(!dojo._hasResource["dojox.rpc.Rest"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
+dojo._hasResource["dojox.rpc.Rest"] = true;
+dojo.provide("dojox.rpc.Rest");
+dojo.require("dojox.rpc.Service");
+// This provides a HTTP REST service with full range REST verbs include PUT,POST, and DELETE.
+// A normal GET query is done by using the service directly:
+// var services = dojo.rpc.Service({services: {myRestService: {transport: "REST",...
+// services.myRestService("parameters");
+// 
+// The modifying methods can be called as sub-methods of the rest service method like:
+//  services.myRestService.put("parameters","data to put in resource");
+//  services.myRestService.post("parameters","data to post to the resource");
+//  services.myRestService['delete']("parameters");
+dojox.rpc._restMethods = { // these are the common rest methods 
+	put : function(r){
+		// execute a PUT
+		r.url = r.target +'?'+  r.data;
+		r.putData = dojox.rpc._restMethods.sendData;
+		return dojo.rawXhrPut(r);
+	},
+	post : function(r){
+		// execute a POST
+		r.url = r.target +'?'+  r.data;
+		r.postData = dojox.rpc._restMethods.sendData;
+		var def = dojo.rawXhrPost(r);
+		var postObj = dojox.rpc._restMethods.sendObj;
+/*	 This is a possible HTTP-compliant way to determine the id of a posted object	 
+ 		def.addCallback(function(result) {
+		 	dojox._newId = def.ioArgs.xhr.getResponseHeader('Content-Location');
+			if (dojox._newId) {// we need some way to communicate the id of the newly created object
+				dojox.rpc._index[postObj._id = dojox._newId] = postObj;
+			}
+			return result; 
+		});*/
+		return def;
+	},
+	"delete" : function(r){
+		r.url = r.target +'?'+  r.data;
+		return dojo.xhrDelete(r);
+	}
+}
+
+dojox.rpc._restMethods.put.sender =
+dojox.rpc._restMethods.post.sender = true;// must declare that they send data
+
+dojox.rpc.transportRegistry.register(
+	"REST",function(str){return str == "REST"},{// same as GET... for now. Hoping to add put, post, delete as methods of the method 
+		fire: function(r){
+			r.url=  r.target + (r.data ? '?'+  r.data : '');
+			var def = dojo.xhrGet(r);
+			var newId = dojox.rpc._restQuery;
+			def.addCallback(function(res) {
+				dojox._newId = newId; // we need some way to communicate the id of the newly created object
+				delete dojox.rpc._restQuery;
+				return res;
+			});
+			return def;
+		},
+		getExecutor : function(func,method,svc){
+			var executor = function(id) {
+				dojox.rpc._restQuery = id;
+				return func.apply(this,arguments);	
+			};
+			var restMethods = dojox.rpc._restMethods;
+			for (var i in restMethods) { // add the rest methods to the executor
+				executor[i] = (function() {
+					var restMethod = restMethods[i];//let
+					return function() {
+						
+						if (restMethod.sender) {
+							var sendData = dojox.rpc._restMethods.sendObj = arguments[--arguments.length];
+							var isJson = ((method.contentType || svc._smd.contentType) + '').match(/application\/json/);
+							dojox.rpc._restMethods.sendData = isJson ? dojox.rpc.toJson(sendData,false,method._schema || method.returns) : sendData;// serialize with the right schema for the context;
+						}
+						for (var j = arguments.length++; j > 0; j--)
+							arguments[j] = arguments[j-1]; // shift them over
+						arguments[0] = dojo.mixin({restMethod: restMethod},method);
+						return svc._executeMethod.apply(svc,arguments);
+					}
+				})();
+				 
+			}
+			executor.contentType = method.contentType || svc._smd.contentType; // this is so a Rest service can be examined to know what type of content type to expect
+			return executor;
+		},
+		restMethods:dojox.rpc._restMethods 		
+	}
+);
+
+}