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hidemode: hide configured mode changes from members below a rank (per-recipient MODE)

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This commit is contained in:
Jean Chevronnet 2026-08-10 09:41:20 +00:00
parent 06883ced9f
commit 8ebb106f97
4 changed files with 113 additions and 5 deletions
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23
src/coremods/core_mode.rs
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@ -113,6 +113,8 @@ pub fn apply_mode(s: &mut Server, uid: Uid, params: &[String]) -> CmdResult {
let mut applied = String::new();
let mut last = ' ';
let mut echoed: Vec<String> = Vec::new();
// (sign, letter, displayed-param) per applied change — for hidemode filtering
let mut changes: Vec<(char, char, Option<String>)> = Vec::new();
for c in modestring.chars() {
if c == '+' || c == '-' {
sign = c;
@ -138,6 +140,7 @@ pub fn apply_mode(s: &mut Server, uid: Uid, params: &[String]) -> CmdResult {
};
if let Applied::Yes(echo) = handler.apply(s, target, &key, uid, adding, param.as_deref()) {
emit(&mut applied, &mut last, sign, c);
changes.push((sign, c, echo.clone()));
if let Some(p) = echo {
echoed.push(p);
}
@ -150,11 +153,21 @@ pub fn apply_mode(s: &mut Server, uid: Uid, params: &[String]) -> CmdResult {
} else {
format!(" {}", echoed.join(" "))
};
s.to_channel(
&key,
&format!(":{prefix} MODE {target} {applied}{pstr}"),
None,
);
// hidemode: if any changed mode is configured hidden, deliver per-recipient
// so members below the required rank don't see it; the setter, opers and
// linked servers always get the full line.
if changes
.iter()
.any(|(_, c, _)| crate::modules::hidemode::hidden_rank(s, *c).is_some())
{
crate::modules::hidemode::broadcast(s, &key, target, uid, &prefix, &changes);
} else {
s.to_channel(
&key,
&format!(":{prefix} MODE {target} {applied}{pstr}"),
None,
);
}
s.propagate_from_user(uid, &format!("MODE {target} {applied}{pstr}"));
// links
}