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fix bugs affecting SAMODE on other users

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1. Your own snomasks would be reported as belonging to the other user
2. Prefixes were incorrect
This commit is contained in:
Shivaram Lingamneni 2019-07-02 08:45:14 -04:00
parent 7761323f01
commit 6a3d2733d6
1 changed files with 10 additions and 9 deletions
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19
irc/handlers.go
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@ -1729,11 +1729,12 @@ func cmodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Res
// MODE <client> [<modestring> [<mode arguments>...]] // MODE <client> [<modestring> [<mode arguments>...]]
func umodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *ResponseBuffer) bool { func umodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *ResponseBuffer) bool {
cDetails := client.Details()
nickname, err := CasefoldName(msg.Params[0]) nickname, err := CasefoldName(msg.Params[0])
target := server.clients.Get(nickname) target := server.clients.Get(nickname)
if err != nil || target == nil { if err != nil || target == nil {
if len(msg.Params[0]) > 0 { if len(msg.Params[0]) > 0 {
rb.Add(nil, server.name, ERR_NOSUCHNICK, client.nick, msg.Params[0], client.t("No such nick")) rb.Add(nil, server.name, ERR_NOSUCHNICK, cDetails.nick, msg.Params[0], client.t("No such nick"))
} }
return false return false
} }
@ -1743,9 +1744,9 @@ func umodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Res
if !hasPrivs { if !hasPrivs {
if len(msg.Params) > 1 { if len(msg.Params) > 1 {
rb.Add(nil, server.name, ERR_USERSDONTMATCH, client.nick, client.t("Can't change modes for other users")) rb.Add(nil, server.name, ERR_USERSDONTMATCH, cDetails.nick, client.t("Can't change modes for other users"))
} else { } else {
rb.Add(nil, server.name, ERR_USERSDONTMATCH, client.nick, client.t("Can't view modes for other users")) rb.Add(nil, server.name, ERR_USERSDONTMATCH, cDetails.nick, client.t("Can't view modes for other users"))
} }
return false return false
} }
@ -1760,7 +1761,7 @@ func umodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Res
// alert for unknown mode changes // alert for unknown mode changes
for char := range unknown { for char := range unknown {
rb.Add(nil, server.name, ERR_UNKNOWNMODE, client.nick, string(char), client.t("is an unknown mode character to me")) rb.Add(nil, server.name, ERR_UNKNOWNMODE, cDetails.nick, string(char), client.t("is an unknown mode character to me"))
} }
if len(unknown) == 1 && len(changes) == 0 { if len(unknown) == 1 && len(changes) == 0 {
return false return false
@ -1771,13 +1772,13 @@ func umodeHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Res
} }
if len(applied) > 0 { if len(applied) > 0 {
rb.Add(nil, client.nickMaskString, "MODE", targetNick, applied.String()) rb.Add(nil, cDetails.nickMask, "MODE", targetNick, applied.String())
} else if hasPrivs { } else if hasPrivs {
rb.Add(nil, target.nickMaskString, RPL_UMODEIS, targetNick, target.ModeString()) rb.Add(nil, server.name, RPL_UMODEIS, targetNick, target.ModeString())
if client.HasMode(modes.LocalOperator) || client.HasMode(modes.Operator) { if target.HasMode(modes.LocalOperator) || target.HasMode(modes.Operator) {
masks := server.snomasks.String(client) masks := server.snomasks.String(target)
if 0 < len(masks) { if 0 < len(masks) {
rb.Add(nil, target.nickMaskString, RPL_SNOMASKIS, targetNick, masks, client.t("Server notice masks")) rb.Add(nil, server.name, RPL_SNOMASKIS, targetNick, masks, client.t("Server notice masks"))
} }
} }
} }