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restrict nicknames to proper character set

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This commit is contained in:
Jeremy Latt 2014-02-26 13:20:41 -08:00
parent 6f00f89efa
commit 9aeb813cf5
2 changed files with 8 additions and 3 deletions
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6
irc/constants.go
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@ -17,13 +17,13 @@ var (
ErrAlreadyDestroyed = errors.New("already destroyed") ErrAlreadyDestroyed = errors.New("already destroyed")
// regexps // regexps
ChannelNameExpr = regexp.MustCompile(`^[&!#+][[:word:]]{1,63}$`) ChannelNameExpr = regexp.MustCompile(`^[&!#+][\pL\pN]{1,63}$`)
NicknameExpr = regexp.MustCompile( NicknameExpr = regexp.MustCompile(
"^[[:alpha:]\\[\\]{}^`][[:word:]\\[\\]{}^`]{1,31}$") "^[\\pL\\[\\]{}^`][\\pL\\pN\\[\\]{}^`]{1,31}$")
) )
const ( const (
SEM_VER = "ergonomadic-1.2.6" SEM_VER = "ergonomadic-1.2.7"
CRLF = "\r\n" CRLF = "\r\n"
MAX_REPLY_LEN = 512 - len(CRLF) MAX_REPLY_LEN = 512 - len(CRLF)

5
irc/server.go
View File

@ -407,6 +407,11 @@ func (msg *NickCommand) HandleServer(server *Server) {
return return
} }
if !IsNickname(msg.nickname) {
client.ErrErroneusNickname(msg.nickname)
return
}
if msg.nickname == client.nick { if msg.nickname == client.nick {
return return
} }