X-Git-Url: http://www.git.cypherpunks.ru/?p=goircd.git;a=blobdiff_plain;f=daemon.go;h=1af9712616a383ad1a3b869bf3143e85756dd037;hp=0896add8c5b00539b6a4d454c5d1664a8dde773e;hb=7770e09e68f8dd0991ecd5a32383a89ac3e50857;hpb=a06713ebfdbd58c7ffbbcdfa95e9761e0861590b

diff --git a/daemon.go b/daemon.go
index 0896add..1af9712 100644
--- 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 {