Speed up user listing by performing parallel requests

src/js/client.js

@@ -845,9 +845,10 @@ angular.module('Application').service('Client', ['$http', '$interval', 'md5', 'N
         });
     };
 
-    Client.prototype.getUsers = function (page, perPage, callback) {
-        if (typeof page === 'function') {
-            callback = page;
+    Client.prototype.getUsers = function (search, page, perPage, callback) {
+        if (typeof search === 'function') {
+            callback = search;
+            search = '';
             page = 1;
             perPage = 1000;
         }
@@ -859,6 +860,8 @@ angular.module('Application').service('Client', ['$http', '$interval', 'md5', 'N
             }
         };
 
+        if (search) config.params.search = search;
+
         get('/api/v1/users', config, function (error, data, status) {
             if (error) return callback(error);
             if (status !== 200) return callback(new ClientError(status, data));

src/js/index.js

@@ -18,6 +18,32 @@ if (search.accessToken) {
 }
 
 // poor man's async in the global namespace
+function asyncForEachParallel(items, handler, callback) {
+    var alreadyDone = 0;
+    var errored = false;
+
+    if (items.length === 0) return callback();
+
+    function done(error) {
+        // do nothing if already called back due to error
+        if (errored) return;
+
+        if (error) {
+            errored = true;
+            return callback(error);
+        }
+
+        ++alreadyDone;
+
+        // we are done
+        if (alreadyDone === items.length) callback();
+    }
+
+    for (var i = 0; i < items.length; ++i) {
+        handler(items[i], done);
+    }
+}
+
 function asyncForEach(items, handler, callback) {
     var cur = 0;