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whois: fold the channel list across multiple 319 lines to stay under 512 bytes

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Jean Chevronnet 2026-08-16 18:46:07 +00:00
parent e57e4c3a6a
commit 767ecb3471
1 changed files with 17 additions and 5 deletions
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22
src/coremods/core_info.rs
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@ -258,11 +258,23 @@ impl Command for Whois {
} }
// +I hides the channel list from everyone but the user themselves + opers // +I hides the channel list from everyone but the user themselves + opers
if !chans.is_empty() && (is_self || asker_oper || !hidechans) { if !chans.is_empty() && (is_self || asker_oper || !hidechans) {
s.numeric( // fold across multiple 319 lines so a user in many channels stays under 512
uid, let askern = s.users.get(&uid).map(|u| u.nick.len()).unwrap_or(1);
RPL_WHOISCHANNELS, let budget = 500usize.saturating_sub(s.name.len() + askern + nick.len() + 12);
&format!("{nick} :{}", chans.join(" ")), let mut line = String::new();
); for c in &chans {
if !line.is_empty() && line.len() + 1 + c.len() > budget {
s.numeric(uid, RPL_WHOISCHANNELS, &format!("{nick} :{line}"));
line.clear();
}
if !line.is_empty() {
line.push(' ');
}
line.push_str(c);
}
if !line.is_empty() {
s.numeric(uid, RPL_WHOISCHANNELS, &format!("{nick} :{line}"));
}
} }
// 313: is an IRC operator (hidden by +H unless the asker is an oper) // 313: is an IRC operator (hidden by +H unless the asker is an oper)
if oper && (!hideoper || asker_oper) { if oper && (!hideoper || asker_oper) {