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fix analogous invalid parameters for ERR_NOSUCHNICK

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This commit is contained in:
Shivaram Lingamneni 2019-12-05 06:52:07 -05:00
parent aa8579b6e8
commit 0880f20f4b
4 changed files with 28 additions and 35 deletions
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7
irc/channel.go
View File

@ -1048,10 +1048,9 @@ func (channel *Channel) SendSplitMessage(command string, minPrefixMode modes.Mod
}
func (channel *Channel) applyModeToMember(client *Client, mode modes.Mode, op modes.ModeOp, nick string, rb *ResponseBuffer) (result *modes.ModeChange) {
casefoldedName, err := CasefoldName(nick)
target := channel.server.clients.Get(casefoldedName)
if err != nil || target == nil {
rb.Add(nil, client.server.name, ERR_NOSUCHNICK, client.Nick(), nick, client.t("No such nick"))
target := channel.server.clients.Get(nick)
if target == nil {
rb.Add(nil, client.server.name, ERR_NOSUCHNICK, client.Nick(), utils.SafeErrorParam(nick), client.t("No such nick"))
return nil
}

45
irc/handlers.go
View File

@ -1228,10 +1228,9 @@ func inviteHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Re
nickname := msg.Params[0]
channelName := msg.Params[1]
casefoldedNickname, err := CasefoldName(nickname)
target := server.clients.Get(casefoldedNickname)
if err != nil || target == nil {
rb.Add(nil, server.name, ERR_NOSUCHNICK, client.nick, nickname, client.t("No such nick"))
target := server.clients.Get(nickname)
if target == nil {
rb.Add(nil, server.name, ERR_NOSUCHNICK, client.Nick(), utils.SafeErrorParam(nickname), client.t("No such nick"))
return false
}
@ -1313,7 +1312,7 @@ func sajoinHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Re
} else {
target = server.clients.Get(msg.Params[0])
if target == nil {
rb.Add(nil, server.name, ERR_NOSUCHNICK, client.Nick(), msg.Params[0], "No such nick")
rb.Add(nil, server.name, ERR_NOSUCHNICK, client.Nick(), utils.SafeErrorParam(msg.Params[0]), "No such nick")
return false
}
channelString = msg.Params[1]
@ -1385,10 +1384,9 @@ func killHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Resp
comment = msg.Params[1]
}
casefoldedNickname, err := CasefoldName(nickname)
target := server.clients.Get(casefoldedNickname)
if err != nil || target == nil {
rb.Add(nil, client.server.name, ERR_NOSUCHNICK, client.nick, nickname, client.t("No such nick"))
target := server.clients.Get(nickname)
if target == nil {
rb.Add(nil, client.server.name, ERR_NOSUCHNICK, client.nick, utils.SafeErrorParam(nickname), client.t("No such nick"))
return false
}
@ -2564,25 +2562,23 @@ func userHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Resp
// USERHOST <nickname>{ <nickname>}
func userhostHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *ResponseBuffer) bool {
returnedNicks := make(map[string]bool)
returnedClients := make(ClientSet)
for i, nickname := range msg.Params {
if i >= 10 {
break
}
casefoldedNickname, err := CasefoldName(nickname)
target := server.clients.Get(casefoldedNickname)
if err != nil || target == nil {
rb.Add(nil, client.server.name, ERR_NOSUCHNICK, client.nick, nickname, client.t("No such nick"))
return false
}
if returnedNicks[casefoldedNickname] {
target := server.clients.Get(nickname)
if target == nil {
rb.Add(nil, client.server.name, ERR_NOSUCHNICK, client.nick, utils.SafeErrorParam(nickname), client.t("No such nick"))
continue
}
// to prevent returning multiple results for a single nick
returnedNicks[casefoldedNickname] = true
if returnedClients.Has(target) {
continue
}
returnedClients.Add(target)
var isOper, isAway string
@ -2730,11 +2726,6 @@ func whoisHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Res
masksString = msg.Params[0]
}
if len(strings.TrimSpace(masksString)) < 1 {
rb.Add(nil, server.name, ERR_UNKNOWNERROR, client.nick, msg.Command, client.t("No masks given"))
return false
}
handleService := func(nick string) bool {
cfnick, _ := CasefoldName(nick)
service, ok := OragonoServices[cfnick]
@ -2754,7 +2745,7 @@ func whoisHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Res
for _, mask := range strings.Split(masksString, ",") {
matches := server.clients.FindAll(mask)
if len(matches) == 0 && !handleService(mask) {
rb.Add(nil, client.server.name, ERR_NOSUCHNICK, client.nick, mask, client.t("No such nick"))
rb.Add(nil, client.server.name, ERR_NOSUCHNICK, client.Nick(), utils.SafeErrorParam(mask), client.t("No such nick"))
continue
}
for mclient := range matches {
@ -2768,11 +2759,11 @@ func whoisHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Res
if mclient != nil {
client.getWhoisOf(mclient, rb)
} else if !handleService(nick) {
rb.Add(nil, client.server.name, ERR_NOSUCHNICK, client.nick, masksString, client.t("No such nick"))
rb.Add(nil, client.server.name, ERR_NOSUCHNICK, client.Nick(), utils.SafeErrorParam(masksString), client.t("No such nick"))
}
// fall through, ENDOFWHOIS is always sent
}
rb.Add(nil, server.name, RPL_ENDOFWHOIS, client.nick, masksString, client.t("End of /WHOIS list"))
rb.Add(nil, server.name, RPL_ENDOFWHOIS, client.nick, utils.SafeErrorParam(masksString), client.t("End of /WHOIS list"))
return false
}

2
irc/nickname.go
View File

@ -49,7 +49,7 @@ func performNickChange(server *Server, client *Client, target *Client, session *
} else if err == errNicknameReserved {
rb.Add(nil, server.name, ERR_NICKNAMEINUSE, currentNick, nickname, client.t("Nickname is reserved by a different account"))
} else if err == errNicknameInvalid {
rb.Add(nil, server.name, ERR_ERRONEUSNICKNAME, currentNick, nickname, client.t("Erroneous nickname"))
rb.Add(nil, server.name, ERR_ERRONEUSNICKNAME, currentNick, utils.SafeErrorParam(nickname), client.t("Erroneous nickname"))
} else if err != nil {
rb.Add(nil, server.name, ERR_UNKNOWNERROR, currentNick, "NICK", fmt.Sprintf(client.t("Could not set or change nickname: %s"), err.Error()))
}

9
irc/types.go
View File

@ -7,12 +7,14 @@ package irc
import "github.com/oragono/oragono/irc/modes"
type empty struct{}
// ClientSet is a set of clients.
type ClientSet map[*Client]bool
type ClientSet map[*Client]empty
// Add adds the given client to this set.
func (clients ClientSet) Add(client *Client) {
clients[client] = true
clients[client] = empty{}
}
// Remove removes the given client from this set.
@ -22,7 +24,8 @@ func (clients ClientSet) Remove(client *Client) {
// Has returns true if the given client is in this set.
func (clients ClientSet) Has(client *Client) bool {
return clients[client]
_, ok := clients[client]
return ok
}
// MemberSet is a set of members with modes.