#include "handlers.h"
#endif /* 0 */
#include "client.h"
+#include "channel.h"
#include "hash.h"
#include "ircd.h"
#include "ircd_reply.h"
#include <assert.h>
+/*
+ * do_clearmode(struct Client *cptr, struct Client *sptr,
+ * struct Channel *chptr, char *control)
+ *
+ * This is the function that actually clears the channel modes.
+ */
+static int
+do_clearmode(struct Client *cptr, struct Client *sptr, struct Channel *chptr,
+ char *control)
+{
+ static int flags[] = {
+ MODE_CHANOP, 'o',
+ MODE_VOICE, 'v',
+ MODE_PRIVATE, 'p',
+ MODE_SECRET, 's',
+ MODE_MODERATED, 'm',
+ MODE_TOPICLIMIT, 't',
+ MODE_INVITEONLY, 'i',
+ MODE_NOPRIVMSGS, 'n',
+ MODE_KEY, 'k',
+ MODE_BAN, 'b',
+ MODE_LIMIT, 'l',
+ 0x0, 0x0
+ };
+ int *flag_p;
+ unsigned int del_mode = 0;
+ char control_buf[20];
+ int control_buf_i = 0;
+ struct ModeBuf mbuf;
+ struct SLink *link, *next;
+ struct Membership *member;
+
+ /* Um...yeah, like it's supposed to have any modes at all. */
+ if (IsModelessChannel(chptr->chname))
+ return 0;
+
+ /* Ok, so what are we supposed to get rid of? */
+ for (; *control; control++) {
+ for (flag_p = flags; flag_p[0]; flag_p += 2)
+ if (*control == flag_p[1]) {
+ del_mode |= flag_p[0];
+ break;
+ }
+ }
+
+ if (!del_mode)
+ return 0; /* nothing to remove; ho hum. */
+
+ modebuf_init(&mbuf, sptr, cptr, chptr,
+ (MODEBUF_DEST_CHANNEL | /* Send MODE to channel */
+ MODEBUF_DEST_OPMODE | /* Treat it like an OPMODE */
+ MODEBUF_DEST_HACK4)); /* Generate a HACK(4) notice */
+
+ modebuf_mode(&mbuf, MODE_DEL | del_mode); /* Mark modes for deletion */
+ chptr->mode.mode &= ~del_mode; /* and of course actually delete them */
+
+ /* If we're removing invite, remove all the invites */
+ if (del_mode & MODE_INVITE)
+ while ((link = chptr->invites))
+ del_invite(link->value.cptr, chptr);
+
+ /*
+ * If we're removing the key, note that; note that we can't clear
+ * the key until after modebuf_* are done with it
+ */
+ if (del_mode & MODE_KEY)
+ modebuf_mode_string(&mbuf, MODE_DEL | MODE_KEY, chptr->mode.key);
+
+ /* If we're removing the limit, note that and clear the limit */
+ if (del_mode & MODE_LIMIT) {
+ modebuf_mode_uint(&mbuf, MODE_DEL | MODE_LIMIT, chptr->mode.limit);
+ chptr->mode.limit = 0; /* not referenced, so safe */
+ }
+
+ /*
+ * Go through and mark the bans for deletion; note that we can't
+ * free them until after modebuf_* are done with them
+ */
+ if (del_mode & MODE_BAN)
+ for (link = chptr->banlist; link; link = link->next)
+ modebuf_mode_string(&mbuf, MODE_DEL | MODE_BAN, link->value.ban.banstr);
+
+ /* Deal with users on the channel */
+ if (del_mode & (MODE_BAN | MODE_CHANOP | MODE_VOICE))
+ for (member = chptr->members; member; member = member->next_member) {
+ if (IsZombie(member)) /* we ignore zombies */
+ continue;
+
+ if (del_mode & MODE_BAN) /* If we cleared bans, clear the valid flags */
+ ClearBanValid(member);
+
+ /* Drop channel operator status */
+ if (IsChanOp(member) && del_mode & MODE_CHANOP) {
+ modebuf_mode_client(&mbuf, MODE_DEL | MODE_CHANOP, member->user);
+ member->status &= ~CHFL_CHANOP;
+ }
+
+ /* Drop voice */
+ if (HasVoice(member) && del_mode & MODE_VOICE) {
+ modebuf_mode_client(&mbuf, MODE_DEL | MODE_VOICE, member->user);
+ member->status &= ~CHFL_VOICE;
+ }
+ }
+
+ /* And flush the modes to the channel */
+ modebuf_flush(&mbuf);
+
+ /* Finally, we can clear the key... */
+ if (del_mode & MODE_KEY)
+ chptr->mode.key[0] = '\0';
+
+ /* and free the bans */
+ if (del_mode & MODE_BAN) {
+ for (link = chptr->banlist; link; link = next) {
+ next = link->next;
+
+ MyFree(link->value.ban.banstr);
+ MyFree(link->value.ban.who);
+ free_link(link);
+ }
+
+ chptr->banlist = 0;
+ }
+
+ /* Don't propagate CLEARMODE if it's a local channel */
+ if (IsLocalChannel(chptr->chname))
+ return 0;
+
+ /* Ok, build control string again */
+ for (flag_p = flags; flag_p[0]; flag_p += 2)
+ if (del_mode & flag_p[0])
+ control_buf[control_buf_i++] = flag_p[1];
+
+ control_buf[control_buf_i] = '\0';
+
+ /* Then send it */
+ if (IsServer(sptr))
+ sendto_serv_butone(cptr, "%s " TOK_CLEARMODE " %s %s", NumServ(sptr),
+ chptr->chname, control_buf);
+ else
+ sendto_serv_butone(cptr, "%s%s " TOK_CLEARMODE " %s %s", NumNick(sptr),
+ chptr->chname, control_buf);
+}
+
/*
* ms_clearmode - server message handler
+ *
+ * parv[0] = Send prefix
+ * parv[1] = Channel name
+ * parv[2] = Control string
*/
-int ms_clearmode(struct Client* cptr, struct Client* sptr, int parc,
- char* parv[])
+int
+ms_clearmode(struct Client* cptr, struct Client* sptr, int parc, char* parv[])
{
- return 0;
+ struct Channel *chptr;
+
+ if (parc < 3)
+ return need_more_params(sptr, "CLEARMODE");
+
+ if (!IsPrivileged(sptr))
+ return send_error_to_client(sptr, ERR_NOPRIVILEGES);
+
+ if (!IsChannelName(parv[1]) || IsLocalChannel(parv[1]) ||
+ !(chptr = FindChannel(parv[1])))
+ return send_error_to_client(sptr, ERR_NOSUCHCHANNEL, parv[1]);
+
+ return do_clearmode(cptr, sptr, chptr, parv[2]);
}
/*
* mo_clearmode - oper message handler
+ *
+ * parv[0] = Send prefix
+ * parv[1] = Channel name
+ * parv[2] = Control string
*/
-int mo_clearmode(struct Client* cptr, struct Client* sptr, int parc,
- char* parv[])
+int
+mo_clearmode(struct Client* cptr, struct Client* sptr, int parc, char* parv[])
{
- return 0;
-}
+ struct Channel *chptr;
+ char *control = "ovpsmikbl"; /* default control string */
+ if (parc < 2)
+ return need_more_params(sptr, "CLEARMODE");
+
+ if (parc > 2)
+ control = parv[2];
+
+ if (!IsOper(sptr) && !IsLocalChannel(parv[1]))
+ return send_error_to_client(sptr, ERR_NOPRIVILEGES);
+
+ if (!IsChannelName(parv[1]) || !(chptr = FindChannel(parv[1])))
+ return send_error_to_client(sptr, ERR_NOSUCHCHANNEL, parv[1]);
+
+ return do_clearmode(cptr, sptr, chptr, control);
+}
projects / ircu2.10.12-pk.git / commitdiff