chanserv/chancmds/cleartopic.c

   1 /*
   2  * CMDNAME: cleartopic
   3  * CMDLEVEL: QCMD_AUTHED
   4  * CMDARGS: 2
   5  * CMDDESC: Clears the topic on a channel.
   6  * CMDFUNC: csc_docleartopic
   7  * CMDPROTO: int csc_docleartopic(void *source, int cargc, char **cargv);
   8  * CMDHELP: Usage: CLEARTOPIC <channel>
   9  * CMDHELP: Clears the topic on a channel, where:
  10  * CMDHELP: channel - channel to use
  11  * CMDHELP: CLEARTOPIC requires topic (+t) or master (+m) access on the named channel.
  12  */
  13
  14 #include "../chanserv.h"
  15 #include "../../nick/nick.h"
  16 #include "../../lib/flags.h"
  17 #include "../../lib/irc_string.h"
  18 #include "../../channel/channel.h"
  19 #include "../../parser/parser.h"
  20 #include "../../irc/irc.h"
  21 #include "../../localuser/localuserchannel.h"
  22 #include <string.h>
  23 #include <stdio.h>
  24
  25 int csc_docleartopic(void *source, int cargc, char **cargv) {
  26   nick *sender=source;
  27   chanindex *cip;
  28   regchan *rcp;
  29
  30   if (cargc<1) {
  31     chanservstdmessage(sender, QM_NOTENOUGHPARAMS, "cleartopic");
  32     return CMD_ERROR;
  33   }
  34
  35   if (!(cip=cs_checkaccess(sender, cargv[0], CA_TOPICPRIV,
  36                            NULL, "cleartopic", 0, 0)))
  37     return CMD_ERROR;
  38
  39   rcp=cip->exts[chanservext];
  40
  41   if (rcp->topic)
  42     freesstring(rcp->topic);
  43
  44   rcp->topic=NULL;
  45
  46   if (cip->channel) {
  47     localsettopic(chanservnick, cip->channel, "");
  48   }
  49
  50   chanservstdmessage(sender, QM_DONE);
  51   csdb_updatechannel(rcp);
  52   return CMD_OK;
  53 }