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 "list.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 "conf.h"
#include "s_serv.h"
#include "send.h"
#include "parse.h"
#include "modules.h"
#include "s_user.h"


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 = NULL;
    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, source_p->name);
    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);
}

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

static void
module_init(void)
{
  mod_add_cmd(&list_msgtab);
  add_isupport("ELIST", "CMNTU", -1);
  add_isupport("SAFELIST", NULL, -1);
}

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

struct module module_entry = {
  .node    = { NULL, NULL, NULL },
  .name    = NULL,
  .version = "$Revision$",
  .handle  = NULL,
  .modinit = module_init,
  .modexit = module_exit,
  .flags   = 0
};
Revision:	1309
Committed:	Sun Mar 25 11:24:18 2012 UTC (13 years, 5 months ago) by michael
Content type:	text/x-csrc
Original Path:	*ircd-hybrid-8/modules/m_list.c*
File size:	5657 byte(s)
Log Message:	- renaming files: ircd_parser.y -> conf_parser.y ircd_lexer.l -> conf_lexer.l s_conf.c -> conf.c s_conf.h -> conf.h s_log.c -> log.c s_log.h -> log.h
#	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	michael	1011	#include "list.h"
27	adx	30	#include "channel.h"
28			#include "channel_mode.h"
29			#include "client.h"
30			#include "hash.h"
31			#include "irc_string.h"
32			#include "ircd.h"
33			#include "numeric.h"
34	michael	1309	#include "conf.h"
35	adx	30	#include "s_serv.h"
36			#include "send.h"
37			#include "parse.h"
38			#include "modules.h"
39			#include "s_user.h"
40
41
42			static int
43			has_wildcards(const char *s)
44			{
45			char c;
46
47			while ((c = *s++))
48			if (IsMWildChar(c))
49			return 1;
50
51			return 0;
52			}
53
54			static void
55			do_list(struct Client source_p, int parc, char parv[])
56			{
57			struct ListTask *lt;
58			int no_masked_channels;
59
60	michael	885	if (source_p->localClient->list_task != NULL)
61	adx	30	{
62	michael	885	free_list_task(source_p->localClient->list_task, source_p);
63			sendto_one(source_p, form_str(RPL_LISTEND), me.name, source_p->name);
64			return;
65	adx	30	}
66
67	michael	885	lt = MyMalloc(sizeof(struct ListTask));
68	adx	30	lt->users_max = UINT_MAX;
69			lt->created_max = UINT_MAX;
70			lt->topicts_max = UINT_MAX;
71	michael	885	source_p->localClient->list_task = lt;
72
73	adx	30	no_masked_channels = 1;
74
75			if (parc > 1)
76			{
77	michael	968	char opt, save = NULL;
78	adx	30	dlink_list *list;
79			int i, errors = 0;
80
81			for (opt = strtoken(&save, parv[1], ","); opt != NULL;
82			opt = strtoken(&save, NULL, ","))
83			switch (*opt)
84			{
85			case '<': if ((i = atoi(opt + 1)) > 0)
86	michael	1121	lt->users_max = (unsigned int) i - 1;
87	adx	30	else
88	michael	1121	errors = 1;
89			break;
90	adx	30	case '>': if ((i = atoi(opt + 1)) >= 0)
91	michael	1121	lt->users_min = (unsigned int) i + 1;
92			else
93			errors = 1;
94			break;
95	adx	30	case '-': break;
96			case 'C':
97	michael	1121	case 'c': switch (*++opt)
98			{
99	adx	30	case '<': if ((i = atoi(opt + 1)) >= 0)
100			lt->created_max = (unsigned int) (CurrentTime
101			- 60 * i);
102			else
103			errors = 1;
104			break;
105			case '>': if ((i = atoi(opt + 1)) >= 0)
106			lt->created_min = (unsigned int) (CurrentTime
107			- 60 * i);
108			else
109			errors = 1;
110			break;
111			default: errors = 1;
112			}
113			break;
114			case 'T':
115			case 't': switch (*++opt)
116			{
117			case '<': if ((i = atoi(opt + 1)) >= 0)
118			lt->topicts_min = (unsigned int) (CurrentTime
119			- 60 * i);
120			else
121			errors = 1;
122			break;
123			case '>': if ((i = atoi(opt + 1)) >= 0)
124			lt->topicts_max = (unsigned int) (CurrentTime
125			- 60 * i);
126			else
127			errors = 1;
128			break;
129			default: errors = 1;
130			}
131			break;
132			default: if (*opt == '!')
133			{
134			list = &lt->hide_mask;
135			opt++;
136			}
137			else list = &lt->show_mask;
138
139			if (has_wildcards(opt + !!IsChanPrefix(*opt)))
140			{
141			if (list == &lt->show_mask)
142			no_masked_channels = 0;
143			}
144			else if (!IsChanPrefix(*opt))
145			errors = 1;
146			if (!errors)
147			{
148			char *s;
149			DupString(s, opt);
150			dlinkAdd(s, make_dlink_node(), list);
151			}
152			}
153			if (errors)
154			{
155			free_list_task(lt, source_p);
156			sendto_one(source_p, form_str(ERR_LISTSYNTAX),
157	michael	896	me.name, source_p->name);
158	adx	30	return;
159			}
160			}
161
162
163	michael	885	dlinkAdd(source_p, make_dlink_node(), &listing_client_list);
164
165	adx	30	sendto_one(source_p, form_str(RPL_LISTSTART),
166	michael	896	me.name, source_p->name);
167	adx	30	safe_list_channels(source_p, lt, no_masked_channels &&
168	michael	896	lt->show_mask.head != NULL);
169	adx	30	}
170
171			/*
172			** m_list
173			** parv[0] = sender prefix
174			** parv[1] = channel
175			*/
176			static void
177			m_list(struct Client client_p, struct Client source_p,
178			int parc, char *parv[])
179			{
180			static time_t last_used = 0;
181
182			if (((last_used + ConfigFileEntry.pace_wait) > CurrentTime))
183			{
184	michael	1230	sendto_one(source_p, form_str(RPL_LOAD2HI),
185			me.name, source_p->name);
186	adx	30	return;
187			}
188
189	michael	885	last_used = CurrentTime;
190	adx	30
191			do_list(source_p, parc, parv);
192			}
193
194			/*
195			** mo_list
196			** parv[0] = sender prefix
197			** parv[1] = channel
198			*/
199			static void
200			mo_list(struct Client client_p, struct Client source_p,
201			int parc, char *parv[])
202			{
203			do_list(source_p, parc, parv);
204			}
205	michael	1230
206			static struct Message list_msgtab = {
207			"LIST", 0, 0, 0, MAXPARA, MFLG_SLOW, 0,
208			{m_unregistered, m_list, m_ignore, m_ignore, mo_list, m_ignore}
209			};
210
211			static void
212			module_init(void)
213			{
214			mod_add_cmd(&list_msgtab);
215			add_isupport("ELIST", "CMNTU", -1);
216			add_isupport("SAFELIST", NULL, -1);
217			}
218
219			static void
220			module_exit(void)
221			{
222			mod_del_cmd(&list_msgtab);
223			delete_isupport("ELIST");
224			delete_isupport("SAFELIST");
225			}
226
227			struct module module_entry = {
228			.node = { NULL, NULL, NULL },
229			.name = NULL,
230			.version = "$Revision$",
231			.handle = NULL,
232			.modinit = module_init,
233			.modexit = module_exit,
234			.flags = 0
235			};