degesch: make /ban and /unban respect EXTBAN

This commit is contained in:
Přemysl Eric Janouch 2021-06-17 12:08:08 +02:00
parent 10cb6651c0
commit da5dd4eb91
Signed by: p
GPG Key ID: A0420B94F92B9493
2 changed files with 36 additions and 4 deletions

2
NEWS
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@ -15,6 +15,8 @@
* degesch: made "/help /command" work the same way as "/help command" does * degesch: made "/help /command" work the same way as "/help command" does
* degesch: /ban and /unban don't mangle extended bans anymore
* censor.lua: now stripping colours from censored messages; * censor.lua: now stripping colours from censored messages;
their attributes are also configurable rather than always black on black their attributes are also configurable rather than always black on black

View File

@ -1733,6 +1733,9 @@ struct server
char *irc_idchan_prefixes; ///< Prefixes for "safe channels" char *irc_idchan_prefixes; ///< Prefixes for "safe channels"
char *irc_statusmsg; ///< Prefixes for channel targets char *irc_statusmsg; ///< Prefixes for channel targets
char irc_extban_prefix; ///< EXTBAN prefix or \0
char *irc_extban_types; ///< EXTBAN types
char *irc_chanmodes_list; ///< Channel modes for lists char *irc_chanmodes_list; ///< Channel modes for lists
char *irc_chanmodes_param_always; ///< Channel modes with mandatory param char *irc_chanmodes_param_always; ///< Channel modes with mandatory param
char *irc_chanmodes_param_when_set; ///< Channel modes with param when set char *irc_chanmodes_param_when_set; ///< Channel modes with param when set
@ -1781,6 +1784,9 @@ server_init_specifics (struct server *self)
self->irc_idchan_prefixes = xstrdup (""); self->irc_idchan_prefixes = xstrdup ("");
self->irc_statusmsg = xstrdup (""); self->irc_statusmsg = xstrdup ("");
self->irc_extban_prefix = 0;
self->irc_extban_types = xstrdup ("");
self->irc_chanmodes_list = xstrdup ("b"); self->irc_chanmodes_list = xstrdup ("b");
self->irc_chanmodes_param_always = xstrdup ("k"); self->irc_chanmodes_param_always = xstrdup ("k");
self->irc_chanmodes_param_when_set = xstrdup ("l"); self->irc_chanmodes_param_when_set = xstrdup ("l");
@ -1799,6 +1805,8 @@ server_free_specifics (struct server *self)
free (self->irc_idchan_prefixes); free (self->irc_idchan_prefixes);
free (self->irc_statusmsg); free (self->irc_statusmsg);
free (self->irc_extban_types);
free (self->irc_chanmodes_list); free (self->irc_chanmodes_list);
free (self->irc_chanmodes_param_always); free (self->irc_chanmodes_param_always);
free (self->irc_chanmodes_param_when_set); free (self->irc_chanmodes_param_when_set);
@ -3039,6 +3047,20 @@ irc_skip_statusmsg (struct server *s, const char *target)
return target + (*target && strchr (s->irc_statusmsg, *target)); return target + (*target && strchr (s->irc_statusmsg, *target));
} }
static bool
irc_is_extban (struct server *s, const char *target)
{
// Some servers have a prefix, and some support negation
if (s->irc_extban_prefix && *target++ != s->irc_extban_prefix)
return false;
if (*target == '~')
target++;
// XXX: we don't know if it's supposed to have an argument, or not
return *target && strchr (s->irc_extban_types, *target++)
&& strchr (":\0", *target);
}
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
// As of 2020, everything should be in UTF-8. And if it's not, we'll decode it // As of 2020, everything should be in UTF-8. And if it's not, we'll decode it
@ -7926,6 +7948,16 @@ irc_handle_isupport_statusmsg (struct server *s, char *value)
cstr_set (&s->irc_statusmsg, xstrdup (value)); cstr_set (&s->irc_statusmsg, xstrdup (value));
} }
static void
irc_handle_isupport_extban (struct server *s, char *value)
{
s->irc_extban_prefix = 0;
if (*value && *value != ',')
s->irc_extban_prefix = *value++;
cstr_set (&s->irc_extban_types, xstrdup (*value == ',' ? ++value : ""));
}
static void static void
irc_handle_isupport_chanmodes (struct server *s, char *value) irc_handle_isupport_chanmodes (struct server *s, char *value)
{ {
@ -7982,6 +8014,7 @@ dispatch_isupport (struct server *s, const char *name, char *value)
MATCH ("CHANTYPES", irc_handle_isupport_chantypes); MATCH ("CHANTYPES", irc_handle_isupport_chantypes);
MATCH ("IDCHAN", irc_handle_isupport_idchan); MATCH ("IDCHAN", irc_handle_isupport_idchan);
MATCH ("STATUSMSG", irc_handle_isupport_statusmsg); MATCH ("STATUSMSG", irc_handle_isupport_statusmsg);
MATCH ("EXTBAN", irc_handle_isupport_extban);
MATCH ("CHANMODES", irc_handle_isupport_chanmodes); MATCH ("CHANMODES", irc_handle_isupport_chanmodes);
MATCH ("MODES", irc_handle_isupport_modes); MATCH ("MODES", irc_handle_isupport_modes);
@ -11646,10 +11679,7 @@ mass_channel_mode_mask_list
for (size_t i = 0; i < v.len; i++) for (size_t i = 0; i < v.len; i++)
{ {
char *target = v.vector[i]; char *target = v.vector[i];
// TODO: support EXTBAN=<[PREFIX],TYPES> and leave those alone, too. if (strpbrk (target, "!@*?") || irc_is_extban (a->s, target))
// The type may be prefixed by ~, and must be followed by \0 or ':'.
// Make a function like irc_is_extban().
if (strpbrk (target, "!@*?"))
continue; continue;
v.vector[i] = xstrdup_printf ("%s!*@*", target); v.vector[i] = xstrdup_printf ("%s!*@*", target);