ISON command support

[goircd.git] / daemon.go

diff --git a/daemon.go b/daemon.go
index 0896add8c5b00539b6a4d454c5d1664a8dde773e..1af9712616a383ad1a3b869bf3143e85756dd037 100644 (file)
--- a/daemon.go
+++ b/daemon.go
@@ -162,6 +162,7 @@ func ClientRegister(client *Client, cmd string, cols []string) {
                nickname := cols[1]
                // Compatibility with some clients prepending colons to nickname
                nickname = strings.TrimPrefix(nickname, ":")
+               nickname = strings.ToLower(nickname)
                for existingClient := range clients {
                        if *existingClient.nickname == nickname {
                                client.ReplyParts("433", "*", nickname, "Nickname is already in use")
@@ -485,6 +486,22 @@ func Processor(events chan ClientEvent, finished chan struct{}) {
                                cols := strings.Split(cols[1], " ")
                                nicknames := strings.Split(cols[len(cols)-1], ",")
                                SendWhois(client, nicknames)
+                       case "ISON":
+                               if len(cols) == 1 || len(cols[1]) < 1 {
+                                       client.ReplyNotEnoughParameters("ISON")
+                                       continue
+                               }
+                               nicksKnown := make(map[string]struct{})
+                               for c := range clients {
+                                       nicksKnown[*c.nickname] = struct{}{}
+                               }
+                               var nicksExists []string
+                               for _, nickname := range strings.Split(cols[1], " ") {
+                                       if _, exists := nicksKnown[nickname]; exists {
+                                               nicksExists = append(nicksExists, nickname)
+                                       }
+                               }
+                               client.ReplyNicknamed("303", strings.Join(nicksExists, " "))
                        case "VERSION":
                                var debug string
                                if *verbose {