1 files changed, 63 insertions, 0 deletions
diff --git a/data/lib/rpcutils.js b/data/lib/rpcutils.js
new file mode 100644
index 0000000..d29fd68
--- /dev/null
+++ b/data/lib/rpcutils.js
@@ -0,0 +1,63 @@
+//Released under the MIT/X11 license
+//http://www.opensource.org/licenses/mit-license.php
+"use strict";
+
+/*
+We should first login and then we shouldn't bother with it.
+It could be interesting to know how many logins per second are bad.
+ */
+
+function JSONRPCLogin(callback) {
+  if (!constantData.passwordState.password) {
+    return;
+  }
+
+  console.myDebug("JSONRPCLogin: passObj = " +
+    constantData.passwordState.toSource());
+  makeJSONRPCCall("User.login", {
+    login: getLogin(),
+    password: constantData.passwordState.password,
+    remember: false
+  }, function(logResult) {
+    callback();
+  });
+};
+
+
+// Make a JSONL-RPC call ... most of the business logic should stay in the
+// content script
+// http://json-rpc.org/wd/JSON-RPC-1-1-WD-20060807.html
+function makeJSONRPCCall(method, params, callback) {
+
+  var msg = {
+      "version": "1.1",
+      "method": method,
+      "params": params
+  };
+
+  console.myDebug("makeJSONRPCCall(" + method +
+    "): out = " + JSON.stringify(msg));
+
+  var req = new XMLHttpRequest();
+  req.open('POST', "/jsonrpc.cgi", true);
+  req.onreadystatechange = function (aEvt) {
+    if (req.readyState == 4) {
+      if(req.status == 200) {
+        console.myDebug("makeJSONRPCCall (" + method +
+          "): in = " + req.responseText);
+        var JSONresponse = JSON.parse(req.responseText);
+        if ("error" in JSONresponse) {
+          throw new Error("Error in JSON-RPC call:\n" +
+            JSONresponse.error);
+        }
+        callback(JSONresponse);
+      }
+      else {
+        console.error('Error', req.statusText);
+      }
+    }
+  };
+  req.setRequestHeader('Content-Type', "application/json");
+  req.send(JSON.stringify(msg));
+};
+