1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
|
/*
fe-netsplit.c : irssi
Copyright (C) 2000 Timo Sirainen
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.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "module.h"
#include "module-formats.h"
#include "signals.h"
#include "levels.h"
#include "settings.h"
#include "irc-servers.h"
#include "irc-commands.h"
#include "ignore.h"
#include "netsplit.h"
#include "printtext.h"
#define SPLIT_WAIT_TIME 5 /* how many seconds to wait for the QUIT split messages to stop */
static int split_tag;
static int netsplit_max_nicks, netsplit_nicks_hide_threshold;
static int printing_splits;
static int get_last_split(IRC_SERVER_REC *server)
{
GSList *tmp;
time_t last;
last = 0;
for (tmp = server->split_servers; tmp != NULL; tmp = tmp->next) {
NETSPLIT_SERVER_REC *rec = tmp->data;
if (rec->last > last) last = rec->last;
}
return last;
}
typedef struct {
char *name;
int nick_count, maxnickpos;
GString *nicks;
} TEMP_SPLIT_CHAN_REC;
typedef struct {
IRC_SERVER_REC *server_rec;
GSList *servers; /* if many servers splitted from the same one */
GSList *channels;
} TEMP_SPLIT_REC;
static GSList *get_source_servers(const char *server, GSList **servers)
{
GSList *list, *next, *tmp;
list = NULL;
for (tmp = *servers; tmp != NULL; tmp = next) {
NETSPLIT_SERVER_REC *rec = tmp->data;
next = tmp->next;
if (g_strcasecmp(rec->server, server) == 0) {
rec->prints = 0;
list = g_slist_append(list, rec);
*servers = g_slist_remove(*servers, rec);
}
}
return list;
}
static TEMP_SPLIT_CHAN_REC *find_split_chan(TEMP_SPLIT_REC *rec,
const char *name)
{
GSList *tmp;
for (tmp = rec->channels; tmp != NULL; tmp = tmp->next) {
TEMP_SPLIT_CHAN_REC *chanrec = tmp->data;
if (g_strcasecmp(chanrec->name, name) == 0)
return chanrec;
}
return NULL;
}
static void get_server_splits(void *key, NETSPLIT_REC *split,
TEMP_SPLIT_REC *rec)
{
TEMP_SPLIT_CHAN_REC *chanrec;
GSList *tmp;
if (split->printed ||
g_slist_find(rec->servers, split->server) == NULL)
return;
split->printed = TRUE;
for (tmp = split->channels; tmp != NULL; tmp = tmp->next) {
NETSPLIT_CHAN_REC *splitchan = tmp->data;
if (ignore_check(SERVER(rec->server_rec), split->nick,
split->address, splitchan->name, "",
MSGLEVEL_QUITS))
continue;
chanrec = find_split_chan(rec, splitchan->name);
if (chanrec == NULL) {
chanrec = g_new0(TEMP_SPLIT_CHAN_REC, 1);
chanrec->name = splitchan->name;
chanrec->nicks = g_string_new(NULL);
rec->channels = g_slist_append(rec->channels, chanrec);
}
split->server->prints++;
chanrec->nick_count++;
if (netsplit_nicks_hide_threshold <= 0 ||
chanrec->nick_count <= netsplit_nicks_hide_threshold) {
if (splitchan->op)
g_string_append_c(chanrec->nicks, '@');
else if (splitchan->voice)
g_string_append_c(chanrec->nicks, '+');
g_string_sprintfa(chanrec->nicks, "%s, ", split->nick);
if (chanrec->nick_count == netsplit_max_nicks)
chanrec->maxnickpos = chanrec->nicks->len;
}
}
}
static void print_server_splits(IRC_SERVER_REC *server, TEMP_SPLIT_REC *rec)
{
GString *destservers;
char *sourceserver;
GSList *tmp;
destservers = g_string_new(NULL);
for (tmp = rec->servers; tmp != NULL; tmp = tmp->next) {
NETSPLIT_SERVER_REC *rec = tmp->data;
if (rec->prints > 0) {
g_string_sprintfa(destservers, "%s, ",
rec->destserver);
}
}
if (destservers->len == 0) {
/* no nicks to print in this server */
g_string_free(destservers, TRUE);
return;
}
g_string_truncate(destservers, destservers->len-2);
sourceserver = ((NETSPLIT_SERVER_REC *) (rec->servers->data))->server;
for (tmp = rec->channels; tmp != NULL; tmp = tmp->next) {
TEMP_SPLIT_CHAN_REC *chan = tmp->data;
g_string_truncate(chan->nicks, chan->nicks->len-2);
if (netsplit_max_nicks > 0 &&
chan->nick_count > netsplit_max_nicks) {
g_string_truncate(chan->nicks, chan->maxnickpos);
printformat(server, chan->name, MSGLEVEL_QUITS,
IRCTXT_NETSPLIT_MORE, sourceserver,
destservers->str, chan->nicks->str,
chan->nick_count - netsplit_max_nicks);
} else {
printformat(server, chan->name, MSGLEVEL_QUITS,
IRCTXT_NETSPLIT, sourceserver,
destservers->str, chan->nicks->str);
}
}
g_string_free(destservers, TRUE);
}
static void temp_split_chan_free(TEMP_SPLIT_CHAN_REC *rec)
{
g_string_free(rec->nicks, TRUE);
g_free(rec);
}
static void print_splits(IRC_SERVER_REC *server)
{
TEMP_SPLIT_REC temp;
GSList *servers;
printing_splits = TRUE;
servers = g_slist_copy(server->split_servers);
while (servers != NULL) {
NETSPLIT_SERVER_REC *sserver = servers->data;
/* get all the splitted servers that have the same
source server */
temp.servers = get_source_servers(sserver->server, &servers);
temp.server_rec = server;
temp.channels = NULL;
g_hash_table_foreach(server->splits,
(GHFunc) get_server_splits, &temp);
print_server_splits(server, &temp);
g_slist_foreach(temp.channels,
(GFunc) temp_split_chan_free, NULL);
g_slist_free(temp.servers);
g_slist_free(temp.channels);
}
printing_splits = FALSE;
}
static int check_server_splits(IRC_SERVER_REC *server)
{
time_t last;
g_return_val_if_fail(IS_IRC_SERVER(server), FALSE);
last = get_last_split(server);
if (time(NULL)-last < SPLIT_WAIT_TIME)
return FALSE;
print_splits(server);
return TRUE;
}
/* something is going to be printed to screen, print our current netsplit
message before it. */
static void sig_print_starting(void)
{
GSList *tmp;
if (printing_splits)
return;
for (tmp = servers; tmp != NULL; tmp = tmp->next) {
IRC_SERVER_REC *rec = tmp->data;
if (IS_IRC_SERVER(rec) && rec->split_servers != NULL)
print_splits(rec);
}
}
static int sig_check_splits(void)
{
GSList *tmp;
int stop;
stop = TRUE;
for (tmp = servers; tmp != NULL; tmp = tmp->next) {
IRC_SERVER_REC *rec = tmp->data;
if (!IS_IRC_SERVER(rec))
continue;
if (rec->split_servers != NULL) {
if (!check_server_splits(rec))
stop = FALSE;
}
}
if (stop) {
g_source_remove(split_tag);
signal_remove("print starting", (SIGNAL_FUNC) sig_print_starting);
split_tag = -1;
}
return 1;
}
static void sig_netsplit_servers(void)
{
if (settings_get_bool("hide_netsplit_quits") && split_tag == -1) {
split_tag = g_timeout_add(1000,
(GSourceFunc) sig_check_splits,
NULL);
signal_add("print starting", (SIGNAL_FUNC) sig_print_starting);
}
}
static int split_equal(NETSPLIT_REC *n1, NETSPLIT_REC *n2)
{
return g_strcasecmp(n1->nick, n2->nick);
}
static void split_get(void *key, NETSPLIT_REC *rec, GSList **list)
{
*list = g_slist_insert_sorted(*list, rec,
(GCompareFunc) split_equal);
}
static void split_print(NETSPLIT_REC *rec, SERVER_REC *server)
{
NETSPLIT_CHAN_REC *chan;
char *chanstr;
chan = rec->channels->data;
chanstr = chan == NULL ? "" :
g_strconcat(chan->op ? "@" :
(chan->voice ? "+" : ""), chan->name, NULL);
printformat(server, NULL, MSGLEVEL_CLIENTCRAP, IRCTXT_NETSPLITS_LINE,
rec->nick, chanstr, rec->server->server,
rec->server->destserver);
g_free(chanstr);
}
/* SYNTAX: NETSPLIT */
static void cmd_netsplit(const char *data, IRC_SERVER_REC *server)
{
GSList *list;
CMD_IRC_SERVER(server);
if (server->split_servers == NULL) {
printformat(server, NULL, MSGLEVEL_CLIENTNOTICE,
IRCTXT_NO_NETSPLITS);
return;
}
printformat(server, NULL, MSGLEVEL_CLIENTCRAP, IRCTXT_NETSPLITS_HEADER);
list = NULL;
g_hash_table_foreach(server->splits, (GHFunc) split_get, &list);
g_slist_foreach(list, (GFunc) split_print, server);
g_slist_free(list);
printformat(server, NULL, MSGLEVEL_CLIENTCRAP, IRCTXT_NETSPLITS_FOOTER);
}
static void read_settings(void)
{
netsplit_max_nicks = settings_get_int("netsplit_max_nicks");
netsplit_nicks_hide_threshold =
settings_get_int("netsplit_nicks_hide_threshold");
if (netsplit_nicks_hide_threshold < netsplit_max_nicks)
netsplit_max_nicks = netsplit_nicks_hide_threshold;
}
void fe_netsplit_init(void)
{
settings_add_int("misc", "netsplit_max_nicks", 10);
settings_add_int("misc", "netsplit_nicks_hide_threshold", 15);
split_tag = -1;
printing_splits = FALSE;
read_settings();
signal_add("netsplit new", (SIGNAL_FUNC) sig_netsplit_servers);
signal_add("setup changed", (SIGNAL_FUNC) read_settings);
command_bind_irc("netsplit", NULL, (SIGNAL_FUNC) cmd_netsplit);
}
void fe_netsplit_deinit(void)
{
if (split_tag != -1) {
g_source_remove(split_tag);
signal_remove("print starting", (SIGNAL_FUNC) sig_print_starting);
}
signal_remove("netsplit new", (SIGNAL_FUNC) sig_netsplit_servers);
signal_remove("setup changed", (SIGNAL_FUNC) read_settings);
command_unbind("netsplit", (SIGNAL_FUNC) cmd_netsplit);
}
|