ircd-hybrid/modules/m_tb.c

/*  contrib/m_tburst.c
 *  Copyright (C) 2002, 2003, 2004, 2005 Hybrid Development Team
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are
 *  met:
 *
 *  1.Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *  2.Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *  3.The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 *  IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 *  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 *  DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
 *  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 *  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 *  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 *  STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
 *  IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *  POSSIBILITY OF SUCH DAMAGE.
 *
 *  $Id$
 */

#include "stdinc.h"
#include "handlers.h"
#include "client.h"
#include "common.h"
#include "ircd.h"
#include "send.h"
#include "msg.h"
#include "modules.h"
#include "hash.h"
#include "s_serv.h"
#include "s_conf.h"

static void ms_tb(struct Client *, struct Client *, int, char *[]);
static void set_topic(struct Client *, struct Channel *, time_t, char *, char *);

struct Message tb_msgtab = {
  "TB", 0, 0, 0, 0, MFLG_SLOW, 0,
  {m_ignore, m_ignore, ms_tb, m_ignore, m_ignore, m_ignore}
};

#ifndef STATIC_MODULES

void
_modinit(void)
{
  mod_add_cmd(&tb_msgtab);
  add_capability("TB", CAP_TB, 1);
}

void
_moddeinit(void)
{
  mod_del_cmd(&tb_msgtab);
  delete_capability("TB");
}

const char *_version = "$Revision$";

#endif /* !STATIC_MODULES */

/* ms_tb()
 * 
 *      parv[0] = sender prefix
 *      parv[1] = channel name
 *      parv[2] = topic timestamp
 *      parv[3] = topic setter OR topic itself if parc == 4
 *      parv[4] = topic itself if parc == 5
 *
 * Rewritten from original m_tburst 
 * set_topic() is from original m_tburst.c rewritten to use TB not TBURST
 * - Dianora July 28 2005
 */
#define tb_channel      parv[1]
#define tb_topicts_str  parv[2]

static void
ms_tb(struct Client *client_p, struct Client *source_p,
          int parc, char *parv[])
{
  struct Channel *chptr;
  time_t tb_topicts = atol(tb_topicts_str);
  char *tb_whoset=NULL;
  char *tb_topic=NULL;

  if ((chptr = hash_find_channel(tb_channel)) == NULL)
    return;

  if (parc == 5)
  {
    tb_whoset = parv[3];
    tb_topic = parv[4];
  }
  else
  {
    tb_whoset = source_p->name;
    tb_topic = parv[3];
  }

  if (chptr->topic != NULL)
  {
    if (tb_topicts < chptr->topic_time)
    {
      /* If the topics are the same (due to lag) ignore it */
      if (strcmp(chptr->topic, tb_topic) == 0)
        return;
    }
    else
      return;
  }
  set_topic(source_p, chptr, tb_topicts, tb_whoset, tb_topic);
}

/*
 * set_topic
 *
 * inputs       - source_p pointer
 *              - channel pointer
 *              - topicts to set
 *              - who to set as who doing the topic
 *              - topic
 * output       - none
 * Side effects - simply propagates topic as needed
 * little helper function, could be removed
 */
static void
set_topic(struct Client *source_p, struct Channel *chptr, 
          time_t topicts, char *topicwho, char *topic)
{
  set_channel_topic(chptr, topic, topicwho, topicts);

  sendto_channel_local(ALL_MEMBERS, NO, chptr, ":%s TOPIC %s :%s",
                       ConfigServerHide.hide_servers ? me.name : source_p->name,
                       chptr->chname, chptr->topic == NULL ? "" : chptr->topic);

  sendto_server(source_p, NULL, chptr, CAP_TB, NOCAPS, NOFLAGS,
                ":%s TB %s %lu %s :%s",
                me.name, chptr->chname,
                (unsigned long)chptr->topic_time, 
                chptr->topic_info == NULL ? "" : chptr->topic_info,
                chptr->topic == NULL ? "" : chptr->topic);
}
Revision:	69
Committed:	Tue Oct 4 16:09:51 2005 UTC (20 years, 10 months ago) by adx
Content type:	text/x-csrc
File size:	4369 byte(s)
Log Message:	- splitted ircd/libio, all headers connected with libio sources have been moved for internal use only. To use libio interface, include "libio.h" (which is already done in "stdinc.h")
#	User	Rev	Content
1	adx	30	/* contrib/m_tburst.c
2			* Copyright (C) 2002, 2003, 2004, 2005 Hybrid Development Team
3			*
4			* Redistribution and use in source and binary forms, with or without
5			* modification, are permitted provided that the following conditions are
6			* met:
7			*
8			* 1.Redistributions of source code must retain the above copyright notice,
9			* this list of conditions and the following disclaimer.
10			* 2.Redistributions in binary form must reproduce the above copyright
11			* notice, this list of conditions and the following disclaimer in the
12			* documentation and/or other materials provided with the distribution.
13			* 3.The name of the author may not be used to endorse or promote products
14			* derived from this software without specific prior written permission.
15			*
16			* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17			* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18			* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19			* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
20			* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21			* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22			* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23			* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
24			* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
25			* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26			* POSSIBILITY OF SUCH DAMAGE.
27			*
28	knight	31	* $Id$
29	adx	30	*/
30
31			#include "stdinc.h"
32			#include "handlers.h"
33			#include "client.h"
34			#include "common.h"
35			#include "ircd.h"
36			#include "send.h"
37			#include "msg.h"
38			#include "modules.h"
39			#include "hash.h"
40			#include "s_serv.h"
41			#include "s_conf.h"
42
43			static void ms_tb(struct Client , struct Client , int, char *[]);
44			static void set_topic(struct Client , struct Channel , time_t, char , char );
45
46			struct Message tb_msgtab = {
47			"TB", 0, 0, 0, 0, MFLG_SLOW, 0,
48			{m_ignore, m_ignore, ms_tb, m_ignore, m_ignore, m_ignore}
49			};
50
51			#ifndef STATIC_MODULES
52
53			void
54			_modinit(void)
55			{
56			mod_add_cmd(&tb_msgtab);
57			add_capability("TB", CAP_TB, 1);
58			}
59
60			void
61			_moddeinit(void)
62			{
63			mod_del_cmd(&tb_msgtab);
64			delete_capability("TB");
65			}
66
67	knight	31	const char *_version = "$Revision$";
68	adx	30
69			#endif /* !STATIC_MODULES */
70
71			/* ms_tb()
72			*
73			* parv[0] = sender prefix
74			* parv[1] = channel name
75			* parv[2] = topic timestamp
76			* parv[3] = topic setter OR topic itself if parc == 4
77			* parv[4] = topic itself if parc == 5
78			*
79			* Rewritten from original m_tburst
80			* set_topic() is from original m_tburst.c rewritten to use TB not TBURST
81			* - Dianora July 28 2005
82			*/
83			#define tb_channel parv[1]
84			#define tb_topicts_str parv[2]
85
86			static void
87			ms_tb(struct Client client_p, struct Client source_p,
88			int parc, char *parv[])
89			{
90			struct Channel *chptr;
91			time_t tb_topicts = atol(tb_topicts_str);
92			char *tb_whoset=NULL;
93			char *tb_topic=NULL;
94
95			if ((chptr = hash_find_channel(tb_channel)) == NULL)
96			return;
97
98			if (parc == 5)
99			{
100			tb_whoset = parv[3];
101			tb_topic = parv[4];
102			}
103			else
104			{
105			tb_whoset = source_p->name;
106			tb_topic = parv[3];
107			}
108
109			if (chptr->topic != NULL)
110			{
111			if (tb_topicts < chptr->topic_time)
112			{
113			/* If the topics are the same (due to lag) ignore it */
114			if (strcmp(chptr->topic, tb_topic) == 0)
115			return;
116			}
117			else
118			return;
119			}
120			set_topic(source_p, chptr, tb_topicts, tb_whoset, tb_topic);
121			}
122
123			/*
124			* set_topic
125			*
126			* inputs - source_p pointer
127			* - channel pointer
128			* - topicts to set
129			* - who to set as who doing the topic
130			* - topic
131			* output - none
132			* Side effects - simply propagates topic as needed
133			* little helper function, could be removed
134			*/
135			static void
136			set_topic(struct Client source_p, struct Channel chptr,
137			time_t topicts, char topicwho, char topic)
138			{
139			set_channel_topic(chptr, topic, topicwho, topicts);
140
141			sendto_channel_local(ALL_MEMBERS, NO, chptr, ":%s TOPIC %s :%s",
142			ConfigServerHide.hide_servers ? me.name : source_p->name,
143			chptr->chname, chptr->topic == NULL ? "" : chptr->topic);
144
145			sendto_server(source_p, NULL, chptr, CAP_TB, NOCAPS, NOFLAGS,
146			":%s TB %s %lu %s :%s",
147			me.name, chptr->chname,
148			(unsigned long)chptr->topic_time,
149			chptr->topic_info == NULL ? "" : chptr->topic_info,
150			chptr->topic == NULL ? "" : chptr->topic);
151			}