trunk/modules/m_list.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  m_list.c: List channel given or all channels.
 *
 *  Copyright (C) 2002 by the past and present ircd coders, and others.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 *  USA
 *
 *  $Id$
 */

#include "stdinc.h"
#include "tools.h"
#include "handlers.h"
#include "channel.h"
#include "channel_mode.h"
#include "client.h"
#include "hash.h"
#include "irc_string.h"
#include "ircd.h"
#include "numeric.h"
#include "s_conf.h"
#include "s_serv.h"
#include "send.h"
#include "list.h"
#include "msg.h"
#include "parse.h"
#include "modules.h"
#include "s_user.h"

static void m_list(struct Client *, struct Client *, int, char *[]);
static void mo_list(struct Client *, struct Client *, int, char *[]);

struct Message list_msgtab = {
  "LIST", 0, 0, 0, 0, MFLG_SLOW, 0,
  {m_unregistered, m_list, m_ignore, m_ignore, mo_list, m_ignore}
};

#ifndef STATIC_MODULES
void
_modinit(void)
{
  mod_add_cmd(&list_msgtab);
  add_isupport("ELIST", "CMNTU", -1);
  add_isupport("SAFELIST", NULL, -1);
}

void
_moddeinit(void)
{
  mod_del_cmd(&list_msgtab);
  delete_isupport("ELIST");
  delete_isupport("SAFELIST");
}

const char *_version = "$Revision$";
#endif

static int
has_wildcards(const char *s)
{
  char c;

  while ((c = *s++))
    if (IsMWildChar(c))
      return 1;

  return 0;
}

static void
do_list(struct Client *source_p, int parc, char *parv[])
{
  struct ListTask *lt;
  int no_masked_channels;

  if (source_p->localClient->list_task != NULL)
  {
    free_list_task(source_p->localClient->list_task, source_p);
    sendto_one(source_p, form_str(RPL_LISTEND), me.name, source_p->name);
    return;
  }

  lt = MyMalloc(sizeof(struct ListTask));
  lt->users_max = UINT_MAX;
  lt->created_max = UINT_MAX;
  lt->topicts_max = UINT_MAX;
  source_p->localClient->list_task = lt;

  no_masked_channels = 1;

  if (parc > 1)
  {
    char *opt, *save;
    dlink_list *list;
    int i, errors = 0;

    for (opt = strtoken(&save, parv[1], ","); opt != NULL;
         opt = strtoken(&save, NULL, ","))
      switch (*opt)
      {
        case '<': if ((i = atoi(opt + 1)) > 0)
                    lt->users_max = (unsigned int) i - 1;
                  else
                    errors = 1;
                  break;
        case '>': if ((i = atoi(opt + 1)) >= 0)
                    lt->users_min = (unsigned int) i + 1;
                  else
                    errors = 1;
                  break;
        case '-': break;
        case 'C':
        case 'c': switch (*++opt)
                  {
                    case '<': if ((i = atoi(opt + 1)) >= 0)
                                lt->created_max = (unsigned int) (CurrentTime
                                                  - 60 * i);
                              else
                                errors = 1;
                              break;
                    case '>': if ((i = atoi(opt + 1)) >= 0)
                                lt->created_min = (unsigned int) (CurrentTime
                                                  - 60 * i);
                              else
                                errors = 1;
                              break;
                    default: errors = 1;
                  }
                  break;
        case 'T':
        case 't': switch (*++opt)
                  {
                    case '<': if ((i = atoi(opt + 1)) >= 0)
                                lt->topicts_min = (unsigned int) (CurrentTime
                                                  - 60 * i);
                              else
                                errors = 1;
                              break;
                    case '>': if ((i = atoi(opt + 1)) >= 0)
                                lt->topicts_max = (unsigned int) (CurrentTime
                                                  - 60 * i);
                              else
                                errors = 1;
                              break;
                    default: errors = 1;
                  }
                  break;
        default: if (*opt == '!')
                 {
                   list = &lt->hide_mask;
                   opt++;
                 }
                 else list = &lt->show_mask;

                 if (has_wildcards(opt + !!IsChanPrefix(*opt)))
                 {
                   if (list == &lt->show_mask)
                     no_masked_channels = 0;
                 }
                 else if (!IsChanPrefix(*opt))
                   errors = 1;
                 if (!errors)
                 {
                   char *s;
                   DupString(s, opt);
                   dlinkAdd(s, make_dlink_node(), list);
                 }
      }
    if (errors)
    {
      free_list_task(lt, source_p);
      sendto_one(source_p, form_str(ERR_LISTSYNTAX),
                 me.name, source_p->name);
      return;
    }
  }


  dlinkAdd(source_p, make_dlink_node(), &listing_client_list);

  sendto_one(source_p, form_str(RPL_LISTSTART),
             me.name, source_p->name);
  safe_list_channels(source_p, lt, no_masked_channels &&
                     lt->show_mask.head != NULL);
}

/*
** m_list
**      parv[0] = sender prefix
**      parv[1] = channel
*/
static void
m_list(struct Client *client_p, struct Client *source_p, 
       int parc, char *parv[])
{
  static time_t last_used = 0;

  if (((last_used + ConfigFileEntry.pace_wait) > CurrentTime))
  {
    sendto_one(source_p,form_str(RPL_LOAD2HI),me.name,parv[0]);
    return;
  }

  last_used = CurrentTime;

  do_list(source_p, parc, parv);
}

/*
** mo_list
**      parv[0] = sender prefix
**      parv[1] = channel
*/
static void
mo_list(struct Client *client_p, struct Client *source_p,
        int parc, char *parv[])
{
  do_list(source_p, parc, parv);
}
Revision:	896
Committed:	Sat Nov 3 08:54:09 2007 UTC (17 years, 9 months ago) by michael
Content type:	text/x-csrc
Original Path:	*ircd-hybrid-7.2/modules/m_list.c*
File size:	5547 byte(s)
Log Message:	- Killed s_stats.c
#	User	Rev	Content
1	adx	30	/*
2			* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3			* m_list.c: List channel given or all channels.
4			*
5			* Copyright (C) 2002 by the past and present ircd coders, and others.
6			*
7			* This program is free software; you can redistribute it and/or modify
8			* it under the terms of the GNU General Public License as published by
9			* the Free Software Foundation; either version 2 of the License, or
10			* (at your option) any later version.
11			*
12			* This program is distributed in the hope that it will be useful,
13			* but WITHOUT ANY WARRANTY; without even the implied warranty of
14			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15			* GNU General Public License for more details.
16			*
17			* You should have received a copy of the GNU General Public License
18			* along with this program; if not, write to the Free Software
19			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20			* USA
21			*
22	knight	31	* $Id$
23	adx	30	*/
24
25			#include "stdinc.h"
26			#include "tools.h"
27			#include "handlers.h"
28			#include "channel.h"
29			#include "channel_mode.h"
30			#include "client.h"
31			#include "hash.h"
32			#include "irc_string.h"
33			#include "ircd.h"
34			#include "numeric.h"
35			#include "s_conf.h"
36			#include "s_serv.h"
37			#include "send.h"
38			#include "list.h"
39			#include "msg.h"
40			#include "parse.h"
41			#include "modules.h"
42			#include "s_user.h"
43
44	michael	896	static void m_list(struct Client , struct Client , int, char *[]);
45			static void mo_list(struct Client , struct Client , int, char *[]);
46	adx	30
47			struct Message list_msgtab = {
48			"LIST", 0, 0, 0, 0, MFLG_SLOW, 0,
49	michael	885	{m_unregistered, m_list, m_ignore, m_ignore, mo_list, m_ignore}
50	adx	30	};
51
52			#ifndef STATIC_MODULES
53			void
54			_modinit(void)
55			{
56			mod_add_cmd(&list_msgtab);
57			add_isupport("ELIST", "CMNTU", -1);
58			add_isupport("SAFELIST", NULL, -1);
59			}
60
61			void
62			_moddeinit(void)
63			{
64			mod_del_cmd(&list_msgtab);
65			delete_isupport("ELIST");
66			delete_isupport("SAFELIST");
67			}
68
69	knight	31	const char *_version = "$Revision$";
70	adx	30	#endif
71
72			static int
73			has_wildcards(const char *s)
74			{
75			char c;
76
77			while ((c = *s++))
78			if (IsMWildChar(c))
79			return 1;
80
81			return 0;
82			}
83
84			static void
85			do_list(struct Client source_p, int parc, char parv[])
86			{
87			struct ListTask *lt;
88			int no_masked_channels;
89
90	michael	885	if (source_p->localClient->list_task != NULL)
91	adx	30	{
92	michael	885	free_list_task(source_p->localClient->list_task, source_p);
93			sendto_one(source_p, form_str(RPL_LISTEND), me.name, source_p->name);
94			return;
95	adx	30	}
96
97	michael	885	lt = MyMalloc(sizeof(struct ListTask));
98	adx	30	lt->users_max = UINT_MAX;
99			lt->created_max = UINT_MAX;
100			lt->topicts_max = UINT_MAX;
101	michael	885	source_p->localClient->list_task = lt;
102
103	adx	30	no_masked_channels = 1;
104
105			if (parc > 1)
106			{
107			char opt, save;
108			dlink_list *list;
109			int i, errors = 0;
110
111			for (opt = strtoken(&save, parv[1], ","); opt != NULL;
112			opt = strtoken(&save, NULL, ","))
113			switch (*opt)
114			{
115			case '<': if ((i = atoi(opt + 1)) > 0)
116			lt->users_max = (unsigned int) i - 1;
117			else
118			errors = 1;
119			break;
120			case '>': if ((i = atoi(opt + 1)) >= 0)
121			lt->users_min = (unsigned int) i + 1;
122			else
123			errors = 1;
124			break;
125			case '-': break;
126			case 'C':
127			case 'c': switch (*++opt)
128			{
129			case '<': if ((i = atoi(opt + 1)) >= 0)
130			lt->created_max = (unsigned int) (CurrentTime
131			- 60 * i);
132			else
133			errors = 1;
134			break;
135			case '>': if ((i = atoi(opt + 1)) >= 0)
136			lt->created_min = (unsigned int) (CurrentTime
137			- 60 * i);
138			else
139			errors = 1;
140			break;
141			default: errors = 1;
142			}
143			break;
144			case 'T':
145			case 't': switch (*++opt)
146			{
147			case '<': if ((i = atoi(opt + 1)) >= 0)
148			lt->topicts_min = (unsigned int) (CurrentTime
149			- 60 * i);
150			else
151			errors = 1;
152			break;
153			case '>': if ((i = atoi(opt + 1)) >= 0)
154			lt->topicts_max = (unsigned int) (CurrentTime
155			- 60 * i);
156			else
157			errors = 1;
158			break;
159			default: errors = 1;
160			}
161			break;
162			default: if (*opt == '!')
163			{
164			list = &lt->hide_mask;
165			opt++;
166			}
167			else list = &lt->show_mask;
168
169			if (has_wildcards(opt + !!IsChanPrefix(*opt)))
170			{
171			if (list == &lt->show_mask)
172			no_masked_channels = 0;
173			}
174			else if (!IsChanPrefix(*opt))
175			errors = 1;
176			if (!errors)
177			{
178			char *s;
179			DupString(s, opt);
180			dlinkAdd(s, make_dlink_node(), list);
181			}
182			}
183			if (errors)
184			{
185			free_list_task(lt, source_p);
186			sendto_one(source_p, form_str(ERR_LISTSYNTAX),
187	michael	896	me.name, source_p->name);
188	adx	30	return;
189			}
190			}
191
192
193	michael	885	dlinkAdd(source_p, make_dlink_node(), &listing_client_list);
194
195	adx	30	sendto_one(source_p, form_str(RPL_LISTSTART),
196	michael	896	me.name, source_p->name);
197	adx	30	safe_list_channels(source_p, lt, no_masked_channels &&
198	michael	896	lt->show_mask.head != NULL);
199	adx	30	}
200
201			/*
202			** m_list
203			** parv[0] = sender prefix
204			** parv[1] = channel
205			*/
206			static void
207			m_list(struct Client client_p, struct Client source_p,
208			int parc, char *parv[])
209			{
210			static time_t last_used = 0;
211
212			if (((last_used + ConfigFileEntry.pace_wait) > CurrentTime))
213			{
214			sendto_one(source_p,form_str(RPL_LOAD2HI),me.name,parv[0]);
215			return;
216			}
217
218	michael	885	last_used = CurrentTime;
219	adx	30
220			do_list(source_p, parc, parv);
221			}
222
223			/*
224			** mo_list
225			** parv[0] = sender prefix
226			** parv[1] = channel
227			*/
228			static void
229			mo_list(struct Client client_p, struct Client source_p,
230			int parc, char *parv[])
231			{
232			do_list(source_p, parc, parv);
233			}