/[svn]/ircd-hybrid-7.2/modules/core/m_part.c
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Contents of /ircd-hybrid-7.2/modules/core/m_part.c

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Revision 454 - (show annotations)
Sun Feb 12 19:01:25 2006 UTC (14 years ago) by michael
File MIME type: text/x-chdr
File size: 4676 byte(s)
- Get rid of can_send_part. This also fixes a bug where voiced clients
  weren't able to send a PART message to the channel.  Reported by ThaPrince.

1 /*
2 * ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3 * m_part.c: Parts a user from a channel.
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 * $Id$
23 */
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 "common.h"
32 #include "hash.h"
33 #include "irc_string.h"
34 #include "ircd.h"
35 #include "list.h"
36 #include "numeric.h"
37 #include "send.h"
38 #include "s_serv.h"
39 #include "msg.h"
40 #include "parse.h"
41 #include "modules.h"
42 #include "s_conf.h"
43 #include "packet.h"
44
45 static void m_part(struct Client *, struct Client *, int, char *[]);
46
47 struct Message part_msgtab = {
48 "PART", 0, 0, 2, 0, MFLG_SLOW, 0,
49 { m_unregistered, m_part, m_part, m_ignore, m_part, m_ignore }
50 };
51
52 #ifndef STATIC_MODULES
53 void
54 _modinit(void)
55 {
56 mod_add_cmd(&part_msgtab);
57 }
58
59 void
60 _moddeinit(void)
61 {
62 mod_del_cmd(&part_msgtab);
63 }
64
65 const char *_version = "$Revision$";
66 #endif
67
68
69 /* part_one_client()
70 *
71 * inputs - pointer to server
72 * - pointer to source client to remove
73 * - char pointer of name of channel to remove from
74 * output - none
75 * side effects - remove ONE client given the channel name
76 */
77 static void
78 part_one_client(struct Client *client_p, struct Client *source_p,
79 char *name, char *reason)
80 {
81 struct Channel *chptr = NULL;
82 struct Membership *ms = NULL;
83
84 if ((chptr = hash_find_channel(name)) == NULL)
85 {
86 sendto_one(source_p, form_str(ERR_NOSUCHCHANNEL),
87 me.name, source_p->name, name);
88 return;
89 }
90
91 if ((ms = find_channel_link(source_p, chptr)) == NULL)
92 {
93 sendto_one(source_p, form_str(ERR_NOTONCHANNEL),
94 me.name, source_p->name, name);
95 return;
96 }
97
98 if (MyConnect(source_p) && !IsOper(source_p))
99 check_spambot_warning(source_p, NULL);
100
101 /*
102 * Remove user from the old channel (if any)
103 * only allow /part reasons in -m chans
104 */
105 if (reason[0] && (!MyConnect(source_p) ||
106 ((can_send(chptr, source_p, ms) &&
107 (source_p->firsttime + ConfigFileEntry.anti_spam_exit_message_time)
108 < CurrentTime))))
109 {
110 sendto_server(client_p, NULL, chptr, CAP_TS6, NOCAPS, NOFLAGS,
111 ":%s PART %s :%s", ID(source_p), chptr->chname,
112 reason);
113 sendto_server(client_p, NULL, chptr, NOCAPS, CAP_TS6, NOFLAGS,
114 ":%s PART %s :%s", source_p->name, chptr->chname,
115 reason);
116 sendto_channel_local(ALL_MEMBERS, NO, chptr, ":%s!%s@%s PART %s :%s",
117 source_p->name, source_p->username,
118 source_p->host, chptr->chname, reason);
119 }
120 else
121 {
122 sendto_server(client_p, NULL, chptr, CAP_TS6, NOCAPS, NOFLAGS,
123 ":%s PART %s", ID(source_p), chptr->chname);
124 sendto_server(client_p, NULL, chptr, NOCAPS, CAP_TS6, NOFLAGS,
125 ":%s PART %s", source_p->name, chptr->chname);
126 sendto_channel_local(ALL_MEMBERS, NO, chptr, ":%s!%s@%s PART %s",
127 source_p->name, source_p->username,
128 source_p->host, chptr->chname);
129 }
130
131 remove_user_from_channel(ms);
132 }
133
134 /*
135 ** m_part
136 ** parv[0] = sender prefix
137 ** parv[1] = channel
138 ** parv[2] = reason
139 */
140 static void
141 m_part(struct Client *client_p, struct Client *source_p,
142 int parc, char *parv[])
143 {
144 char *p, *name;
145 char reason[KICKLEN + 1];
146
147 if (IsServer(source_p))
148 return;
149
150 if (*parv[1] == '\0')
151 {
152 sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
153 me.name, source_p->name, "PART");
154 return;
155 }
156
157 reason[0] = '\0';
158
159 if (parc > 2)
160 strlcpy(reason, parv[2], sizeof(reason));
161
162 name = strtoken(&p, parv[1], ",");
163
164 /* Finish the flood grace period... */
165 if (MyClient(source_p) && !IsFloodDone(source_p))
166 flood_endgrace(source_p);
167
168 while (name)
169 {
170 part_one_client(client_p, source_p, name, reason);
171 name = strtoken(&p, NULL, ",");
172 }
173 }

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