r9134: added the client side js library code for handling remote 'AJAJ' calls

into our web server
(This used to be commit 530717122a3c7e34258db8ed0bfd0cc00624b903)

1 files changed, 38 insertions, 0 deletions

diff --git a/swat/scripting/client/call.js b/swat/scripting/client/call.js
new file mode 100644
index 0000000000..bb89390e45
--- /dev/null
+++ b/swat/scripting/client/call.js
@@ -0,0 +1,38 @@
+/*
+	client side js functions for remote calls into the server
+
+	Copyright Andrew Tridgell 2005
+	released under the GNU GPL Version 2 or later
+*/
+
+
+/*
+	usage:
+
+	  server_call(url, func, callback, ...);
+
+	'func' is a function name to call on the server
+	any additional arguments are passed to func() on the server
+
+	The callback() function is called with the returned
+	object. 'callback' may be null.
+*/
+function server_call(url, func, callback) {
+	var req = new XMLHttpRequest();
+	req.open("POST", url, true);
+	req.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded'); 
+	var args = new Object();
+	var i;
+	for (i=3;i<arguments.length;i++) {
+		args[i-3] = arguments[i];
+	}
+	args.length = i-3;
+	req.send("func=" + func + "&args=" + encodeObject(args));
+	req.onreadystatechange = function() { 
+		if (4 == req.readyState && callback != null) {
+			var o = decodeObject(req.responseText);
+			callback(o.res);
+		}
+	}
+}
+