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kike: allow changing user mode

This commit is contained in:
Přemysl Eric Janouch 2014-08-07 20:39:52 +02:00
parent f53fa42ac3
commit 6382ecb016
1 changed files with 100 additions and 14 deletions
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108
src/kike.c
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@ -292,20 +292,24 @@ client_free (struct client *self)
free (self->away_message);
}
static void
client_mode_to_str (unsigned m, struct str *out)
{
if (m & IRC_USER_MODE_INVISIBLE) str_append_c (out, 'i');
if (m & IRC_USER_MODE_RX_WALLOPS) str_append_c (out, 'w');
if (m & IRC_USER_MODE_RESTRICTED) str_append_c (out, 'r');
if (m & IRC_USER_MODE_OPERATOR) str_append_c (out, 'o');
if (m & IRC_USER_MODE_RX_SERVER_NOTICES) str_append_c (out, 's');
}
static char *
client_get_mode (struct client *self)
{
struct str mode;
str_init (&mode);
if (self->away_message) str_append_c (&mode, 'a');
unsigned m = self->mode;
if (m & IRC_USER_MODE_INVISIBLE) str_append_c (&mode, 'i');
if (m & IRC_USER_MODE_RX_WALLOPS) str_append_c (&mode, 'w');
if (m & IRC_USER_MODE_RESTRICTED) str_append_c (&mode, 'r');
if (m & IRC_USER_MODE_OPERATOR) str_append_c (&mode, 'o');
if (m & IRC_USER_MODE_RX_SERVER_NOTICES) str_append_c (&mode, 's');
if (self->away_message)
str_append_c (&mode, 'a');
client_mode_to_str (self->mode, &mode);
return str_steal (&mode);
}
@ -887,6 +891,7 @@ enum
IRC_ERR_NOPRIVILEGES = 481,
IRC_ERR_CHANOPRIVSNEEDED = 482,
IRC_ERR_UMODEUNKNOWNFLAG = 501,
IRC_ERR_USERSDONTMATCH = 502
};
@ -963,6 +968,7 @@ static const char *g_default_replies[] =
[IRC_ERR_NOPRIVILEGES] = ":Permission Denied- You're not an IRC operator",
[IRC_ERR_CHANOPRIVSNEEDED] = "%s :You're not channel operator",
[IRC_ERR_UMODEUNKNOWNFLAG] = ":Unknown MODE flag",
[IRC_ERR_USERSDONTMATCH] = ":Cannot change mode for other users",
};
@ -1295,6 +1301,83 @@ irc_maybe_send_channel_list (struct client *c, struct channel *chan,
return true;
}
static void
irc_modify_mode (unsigned *mask, unsigned mode, bool add)
{
if (add)
*mask |= mode;
else
*mask &= ~mode;
}
static void
irc_update_user_mode (struct client *c, unsigned new_mode)
{
unsigned old_mode = c->mode;
c->mode = new_mode;
unsigned added = new_mode & ~old_mode;
unsigned removed = old_mode & ~new_mode;
struct str diff;
str_init (&diff);
if (added)
{
str_append_c (&diff, '+');
client_mode_to_str (added, &diff);
}
if (removed)
{
str_append_c (&diff, '-');
client_mode_to_str (removed, &diff);
}
if (diff.len)
irc_send (c, ":%s MODE %s :%s",
c->nickname, c->nickname, diff.str);
str_free (&diff);
}
static void
irc_handle_user_mode_change (struct client *c, const char *mode_string)
{
unsigned new_mode = c->mode;
bool adding = true;
while (*mode_string)
switch (*mode_string++)
{
case '+': adding = true; break;
case '-': adding = false; break;
case 'a':
// Ignore, the client should use AWAY
break;
case 'i':
irc_modify_mode (&new_mode, IRC_USER_MODE_INVISIBLE, adding);
break;
case 'w':
irc_modify_mode (&new_mode, IRC_USER_MODE_RX_WALLOPS, adding);
break;
case 'r':
if (adding)
irc_modify_mode (&new_mode, IRC_USER_MODE_RESTRICTED, true);
break;
case 'o':
if (!adding)
irc_modify_mode (&new_mode, IRC_USER_MODE_OPERATOR, false);
// TODO: check public key fingerprint when adding
break;
case 's':
irc_modify_mode (&new_mode, IRC_USER_MODE_RX_SERVER_NOTICES, adding);
break;
default:
RETURN_WITH_REPLY (c, IRC_ERR_UMODEUNKNOWNFLAG);
}
irc_update_user_mode (c, new_mode);
}
static void
irc_handle_mode (const struct irc_message *msg, struct client *c)
{
@ -1308,11 +1391,14 @@ irc_handle_mode (const struct irc_message *msg, struct client *c)
if (irc_strcmp (target, c->nickname))
RETURN_WITH_REPLY (c, IRC_ERR_USERSDONTMATCH);
if (msg->params.len < 2)
{
char *mode = client_get_mode (client);
irc_send_reply (c, IRC_RPL_UMODEIS, mode);
free (mode);
// TODO: mode modification
}
else
irc_handle_user_mode_change (c, msg->params.vector[1]);
return;
}