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authorMatthew Hodgson <matthew@matrix.org>2014-09-04 09:40:15 -0700
committerMatthew Hodgson <matthew@matrix.org>2014-09-04 23:14:52 -0700
commit3bc7bba2625e291fcbf0c30f30c20fc2d1756a49 (patch)
treeda2c78aa86f20b3c2b2238d9d0b18364d60bac06 /webclient/room
parentAdd version 0 of the VoIP specification. (diff)
downloadsynapse-3bc7bba2625e291fcbf0c30f30c20fc2d1756a49.tar.xz
switch IRC-style command parser to use regexps rather than split(" ") so that it doesn't choke on consecutive whitespaces
yield better errors for invalid commands
don't pass invalid commands through as messages
support kick reasons
Diffstat (limited to '')
-rw-r--r--webclient/room/room-controller.js140
1 files changed, 88 insertions, 52 deletions
diff --git a/webclient/room/room-controller.js b/webclient/room/room-controller.js
index cdef9ab8a1..6e6d6e6356 100644
--- a/webclient/room/room-controller.js
+++ b/webclient/room/room-controller.js
@@ -287,94 +287,130 @@ angular.module('RoomController', ['ngSanitize', 'matrixFilter', 'mFileInput'])
         $scope.state.sending = true;
         
         var promise;
+        var isCmd = false;
         
         // Check for IRC style commands first
-        if ($scope.textInput.indexOf("/") === 0) {
-            var args = $scope.textInput.split(' ');
-            var cmd = args[0];
+        var line = $scope.textInput;
+        
+        // trim any trailing whitespace, as it can confuse the parser for IRC-style commands
+        line = line.replace(/\s+$/, "");
+        
+        if (line[0] === "/" && line[1] !== "/") {
+            isCmd = true;
+            
+            var bits = line.match(/^(\S+?)( +(.*))?$/);
+            var cmd = bits[1];
+            var args = bits[3];
+            
+            console.log("cmd: " + cmd + ", args: " + args);
             
             switch (cmd) {
                 case "/me":
-                    var emoteMsg = args.slice(1).join(' ');
-                    promise = matrixService.sendEmoteMessage($scope.room_id, emoteMsg);
+                    promise = matrixService.sendEmoteMessage($scope.room_id, args);
                     break;
                     
                 case "/nick":
                     // Change user display name
-                    if (2 === args.length) {
-                        promise = matrixService.setDisplayName(args[1]);
-                    }
+                    promise = matrixService.setDisplayName(args);
                     break;
                     
                 case "/kick":
-                    // Kick a user from the room
-                    if (2 === args.length) {
-                        var user_id = args[1];
-
-                        // Set his state in the room as leave
-                        promise = matrixService.setMembership($scope.room_id, user_id, "leave");
+                    var matches = args.match(/^(\S+?)( +(.*))?$/);
+                    if (matches.length === 2) {
+                        promise = matrixService.setMembership($scope.room_id, matches[1], "leave");                        
+                    }
+                    else if (matches.length === 4) {
+                        promise = matrixService.setMembershipObject($scope.room_id, matches[1], {
+                            membership: "leave",
+                            reason: matches[3] // TODO: we need to specify resaon in the spec
+                        });
+                    }
+                    else {
+                        $scope.feedback = "Usage: /kick <userId> [<reason>]";
                     }
                     break;
-                    
+
                 case "/ban":
-                    // Ban a user from the room
-                    if (2 <= args.length) {
-                        // TODO: The user may have entered the display name
-                        // Need display name -> user_id resolution. Pb: how to manage user with same display names?
-                        var user_id = args[1];
-
-                        // Does the user provide a reason?
-                        if (3 <= args.length) {
-                            var reason = args.slice(2).join(' ');
-                        }
-                        promise = matrixService.ban($scope.room_id, user_id, reason);
+                    // Ban a user from the room with optional reason
+                    var matches = args.match(/^(\S+?)( +(.*))?$/);
+                    if (matches) {
+                        promise = matrixService.ban($scope.room_id, matches[1], matches[3]);
+                    }
+                    else {
+                        $scope.feedback = "Usage: /ban <userId> [<reason>]";
                     }
                     break;
-                    
+
                 case "/unban":
                     // Unban a user from the room
-                    if (2 === args.length) {
-                        var user_id = args[1];
-
-                        // Reset the user membership to leave to unban him
-                        promise = matrixService.setMembership($scope.room_id, user_id, "leave");
+                    // FIXME: this feels horribly asymmetrical - why are we banning via RPC
+                    // and unbanning by editing the membership list?
+                    // Why can't we specify a reason?
+                    var matches = args.match(/^(\S+)$/);
+                    if (matches) {
+                        // Reset the user membership to "leave" to unban him
+                        promise = matrixService.setMembership($scope.room_id, args, "leave");
+                    }
+                    else {
+                        $scope.feedback = "Usage: /unban <userId>";
                     }
                     break;
                     
                 case "/op":
                     // Define the power level of a user
-                    if (3 === args.length) {
-                        var user_id = args[1];
-                        var powerLevel = parseInt(args[2]);
-                        promise = matrixService.setUserPowerLevel($scope.room_id, user_id, powerLevel);
+                    var matches = args.match(/^(\S+?)( +(\d+))?$/);
+                    var powerLevel = 50; // default power level for op
+                    if (matches) {
+                        var user_id = matches[1];
+                        if (matches.length == 4) {
+                            powerLevel = parseInt(matches[3]);
+                        }
+                        if (powerLevel !== NaN) {
+                            promise = matrixService.setUserPowerLevel($scope.room_id, user_id, powerLevel);
+                        }
+                    }
+                    if (!promise) {
+                        $scope.feedback = "Usage: /op <userId> [<power level>]";
                     }
                     break;
                     
                 case "/deop":
                     // Reset the power level of a user
-                    if (2 === args.length) {
-                        var user_id = args[1];
-                        promise = matrixService.setUserPowerLevel($scope.room_id, user_id, undefined);
+                    var matches = args.match(/^(\S+)$/);
+                    if (matches) {
+                        promise = matrixService.setUserPowerLevel($scope.room_id, args, undefined);
+                    }
+                    else {
+                        $scope.feedback = "Usage: /deop <userId>";
                     }
                     break;
+                
+                default:
+                    $scope.feedback = ("Unrecognised IRC-style command: " + cmd);
+                    break;
             }
         }
         
-        if (!promise) {
-            // Send the text message
+        // By default send this as a message unless it's an IRC-style command
+        if (!promise && !isCmd) {
             promise = matrixService.sendTextMessage($scope.room_id, $scope.textInput);
         }
-        
-        promise.then(
-            function() {
-                console.log("Request successfully sent");
-                $scope.textInput = "";
-                $scope.state.sending = false;
-            },
-            function(error) {
-                $scope.feedback = "Request failed: " + error.data.error;
-                $scope.state.sending = false;
-            });
+
+        if (promise) {
+            promise.then(
+                function() {
+                    console.log("Request successfully sent");
+                    $scope.textInput = "";
+                    $scope.state.sending = false;
+                },
+                function(error) {
+                    $scope.feedback = "Request failed: " + error.data.error;
+                    $scope.state.sending = false;
+                });
+        }
+        else {
+            $scope.state.sending = false;
+        }
     };
 
     $scope.onInit = function() {