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Viewing changes to .pc/replace-deprecated-g_strncasecmp-with-g_ascii_strnca.patch/src/fe-common/xmpp-completion.c

  • Committer: Package Import Robot
  • Author(s): Florian Schlichting
  • Date: 2013-05-06 00:03:37 UTC
  • Revision ID: package-import@ubuntu.com-20130506000337-ley5l662b8a76qbm
Tags: 0.52-2
http://bugs.debian.org/693079
* Added hardening.patch to actually use the dpkg-buildflags.
* Dropped version on irssi(-dev) dependency
* Email change: Florian Schlichting -> fsfs@debian.org
* Patches plucked from upstream CVS:
  + kill-the-stroneline-function (closes: #693079)
  + fix-crash-on-empty-resource
  + replace-deprecated-g_strncasecmp

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.pc/replace-deprecated-g_strncasecmp-with-g_ascii_strnca.patch/src/fe-common/xmpp-completion.c
 
1
/*
 
2
 * $Id: xmpp-completion.c,v 1.27 2010/10/24 16:16:25 cdidier Exp $
 
3
 *
 
4
 * Copyright (C) 2007 Colin DIDIER
 
5
 *
 
6
 * This program is free software; you can redistribute it and/or modify
 
7
 * it under the terms of the GNU General Public License version 2 as
 
8
 * published by the Free Software Foundation.
 
9
 *
 
10
 * This program is distributed in the hope that it will be useful,
 
11
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
12
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
13
 * GNU General Public License for more details.
 
14
 *
 
15
 * You should have received a copy of the GNU General Public License along
 
16
 * with this program; if not, write to the Free Software Foundation, Inc.,
 
17
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
18
 */
 
19
 
 
20
#include <string.h>
 
21
 
 
22
#include "module.h"
 
23
#include "channels.h"
 
24
#include "channels-setup.h"
 
25
#include "misc.h"
 
26
#include "settings.h"
 
27
#include "signals.h"
 
28
#include "window-items.h"
 
29
 
 
30
#include "xmpp-servers.h"
 
31
#include "xmpp-commands.h"
 
32
#include "rosters-tools.h"
 
33
#include "tools.h"
 
34
 
 
35
static char *
 
36
quoted_if_space(const char *name, const char *res)
 
37
{
 
38
        if (res != NULL)
 
39
                return g_utf8_strchr(res, -1, ' ') == NULL ?
 
40
                    g_strconcat(name, "/", res, (void *)NULL) :
 
41
                    g_strconcat("\"", name, "/", res, "\"", (void *)NULL);
 
42
        else
 
43
                return g_utf8_strchr(name, -1, ' ') == NULL ?
 
44
                    g_strdup(name) : g_strconcat("\"", name, "\"", (void *)NULL);
 
45
}
 
46
 
 
47
static GList *
 
48
get_resources(XMPP_SERVER_REC *server, const char *nick,
 
49
    const char *resource_name, gboolean quoted)
 
50
{
 
51
        GSList *rl;
 
52
        GList *list;
 
53
        XMPP_ROSTER_USER_REC *user;
 
54
        XMPP_ROSTER_RESOURCE_REC *resource;
 
55
        size_t len;
 
56
 
 
57
        g_return_val_if_fail(IS_XMPP_SERVER(server), NULL);
 
58
        g_return_val_if_fail(nick != NULL, NULL);
 
59
        len = resource_name != NULL ? strlen(resource_name) : 0;
 
60
        list = NULL;
 
61
        user = rosters_find_user(server->roster, nick, NULL, NULL);
 
62
        if (user == NULL)
 
63
                return NULL;
 
64
        for(rl = user->resources; rl != NULL; rl = rl->next) {
 
65
                resource = rl->data;
 
66
                if (resource_name == NULL
 
67
                    || g_strncasecmp(resource->name, resource_name, len) == 0)
 
68
                        list = g_list_append(list, quoted ?
 
69
                            quoted_if_space(nick, resource->name) :
 
70
                            g_strconcat(nick, "/", resource->name, (void *)NULL));
 
71
        }
 
72
        return list;
 
73
}
 
74
 
 
75
static GList *
 
76
get_jids(XMPP_SERVER_REC *server, const char *jid)
 
77
{
 
78
        GSList *gl, *ul;
 
79
        GList *list, *list_case, *offlist, *offlist_case;
 
80
        XMPP_ROSTER_USER_REC *user;
 
81
        int len;
 
82
 
 
83
        list = list_case = offlist = offlist_case = NULL;
 
84
        len = strlen(jid);
 
85
        for (gl = server->roster; gl != NULL; gl = gl->next) {
 
86
                for (ul = ((XMPP_ROSTER_GROUP_REC *)gl->data)->users;
 
87
                    ul != NULL ; ul = ul->next) {
 
88
                        user = (XMPP_ROSTER_USER_REC *)ul->data;
 
89
                        if (strncmp(user->jid, jid, len) == 0) {
 
90
                                if (user->resources != NULL)
 
91
                                        list = g_list_append(list,
 
92
                                            g_strdup(user->jid));
 
93
                                else 
 
94
                                        offlist = g_list_append(offlist,
 
95
                                            g_strdup(user->jid));
 
96
                        } else if (g_strncasecmp(user->jid, jid, len) == 0) {
 
97
                                if (user->resources != NULL)
 
98
                                        list_case = g_list_append(list_case,
 
99
                                             g_strdup(user->jid));
 
100
                                else
 
101
                                        offlist_case = g_list_append(offlist_case,
 
102
                                             g_strdup(user->jid));
 
103
                        }
 
104
                }
 
105
        }
 
106
        /* TODO: temporary list of jids */
 
107
        list = g_list_concat(list, list_case);
 
108
        list = g_list_concat(list, offlist);
 
109
        list = g_list_concat(list, offlist_case);
 
110
        return list;
 
111
}
 
112
 
 
113
static GList *
 
114
get_nicks(XMPP_SERVER_REC *server, const char *nick, gboolean quoted,
 
115
    gboolean complete_names)
 
116
{
 
117
        GSList *gl, *ul;
 
118
        GList *list;
 
119
        XMPP_ROSTER_USER_REC *user;
 
120
        char *jid, *resource;
 
121
        int len;
 
122
        gboolean pass2;
 
123
        
 
124
        len = strlen(nick);
 
125
        /* resources completion */
 
126
        resource = xmpp_extract_resource(nick);
 
127
        if (resource != NULL) {
 
128
                jid = xmpp_strip_resource(nick);
 
129
                list = get_resources(server, jid, resource, quoted);
 
130
                g_free(resource);
 
131
                g_free(jid);
 
132
                return list;
 
133
        }
 
134
        list = NULL;
 
135
        pass2 = FALSE;
 
136
again:
 
137
        /* first complete with online contacts
 
138
         * then complete with offline contacts */
 
139
        for (gl = server->roster; gl != NULL; gl = gl->next) {
 
140
                for (ul = ((XMPP_ROSTER_GROUP_REC *)gl->data)->users;
 
141
                    ul != NULL ; ul = ul->next) {
 
142
                        user = (XMPP_ROSTER_USER_REC *)ul->data;
 
143
                        if ((!pass2 && user->resources == NULL)
 
144
                            || (pass2 && user->resources != NULL))
 
145
                                continue;
 
146
                        if (complete_names && user->name != NULL
 
147
                            && g_strncasecmp(user->name, nick, len) == 0)
 
148
                                list = g_list_prepend(list, quoted ?
 
149
                                    quoted_if_space(user->name, NULL) :
 
150
                                    g_strdup(user->name));
 
151
                        if (g_strncasecmp(user->jid, nick, len) == 0)
 
152
                                list = g_list_prepend(list, quoted ?
 
153
                                    quoted_if_space(user->jid, NULL) :
 
154
                                    g_strdup(user->jid));
 
155
                }
 
156
        }
 
157
        if ((pass2 = !pass2))
 
158
                goto again;
 
159
        /* TODO: rewrite this function */
 
160
        return list;
 
161
}
 
162
 
 
163
static void
 
164
sig_complete_word(GList **list, WINDOW_REC *window, const char *word,
 
165
    const char *linestart, int *want_space)
 
166
{
 
167
        XMPP_SERVER_REC *server;
 
168
 
 
169
        g_return_if_fail(list != NULL);
 
170
        g_return_if_fail(window != NULL);
 
171
        g_return_if_fail(word != NULL);
 
172
        if ((server = XMPP_SERVER(window->active_server)) == NULL)
 
173
                return;
 
174
        if (g_ascii_strncasecmp(linestart,
 
175
            settings_get_str("cmdchars"), 1) == 0) {
 
176
                *list = g_list_concat(*list, get_nicks(server, *word == '"' ?
 
177
                    word+1 : word , TRUE, TRUE));
 
178
        } else if (!IS_CHANNEL(window->active))
 
179
                *list = g_list_concat(*list, get_nicks(server, word, FALSE,
 
180
                    TRUE));
 
181
}
 
182
 
 
183
static void
 
184
sig_complete_command_roster_group(GList **list, WINDOW_REC *window,
 
185
    const char *word, const char *args, int *want_space)
 
186
{
 
187
        GSList *gl;
 
188
        XMPP_SERVER_REC *server;
 
189
        XMPP_ROSTER_GROUP_REC *group;
 
190
        int len;
 
191
        char **tmp;
 
192
 
 
193
        g_return_if_fail(list != NULL);
 
194
        g_return_if_fail(window != NULL);
 
195
        g_return_if_fail(word != NULL);
 
196
        g_return_if_fail(args != NULL);
 
197
        server = XMPP_SERVER(window->active_server);
 
198
        if (server == NULL)
 
199
                return;
 
200
        len = strlen(word);
 
201
        tmp = g_strsplit(args, " ", 2);
 
202
        /* complete nicks */
 
203
        if (tmp[0] == NULL)
 
204
                *list = g_list_concat(*list, get_nicks(server, *word == '"' ?
 
205
                    word+1 : word , TRUE, FALSE));
 
206
        /* complete groups */
 
207
        else if (tmp[0] != NULL && tmp[1] == NULL) {
 
208
                for (gl = server->roster; gl != NULL; gl = gl->next) {
 
209
                        group = (XMPP_ROSTER_GROUP_REC *)gl->data;
 
210
                        if (group->name != NULL &&
 
211
                            g_ascii_strncasecmp(word, group->name, len) == 0)
 
212
                                *list = g_list_append(*list,
 
213
                                    g_strdup(group->name));
 
214
                }
 
215
        }
 
216
        g_strfreev(tmp);
 
217
        if (*list != NULL)
 
218
                signal_stop();
 
219
}
 
220
 
 
221
static void
 
222
sig_complete_command_roster_others(GList **list, WINDOW_REC *window,
 
223
    const char *word, const char *args, int *want_space)
 
224
{
 
225
        XMPP_SERVER_REC *server;
 
226
        int len;
 
227
        char **tmp;
 
228
 
 
229
        g_return_if_fail(list != NULL);
 
230
        g_return_if_fail(window != NULL);
 
231
        g_return_if_fail(word != NULL);
 
232
        g_return_if_fail(args != NULL);
 
233
        if ((server = XMPP_SERVER(window->active_server)) == NULL)
 
234
                return;
 
235
        len = strlen(word);
 
236
        tmp = g_strsplit(args, " ", 2);
 
237
        /* complete nicks */
 
238
        if (tmp[0] == NULL)
 
239
                *list = g_list_concat(*list, get_nicks(server, *word == '"' ?
 
240
                    word+1 : word , TRUE, FALSE));
 
241
        g_strfreev(tmp);
 
242
        if (*list != NULL)
 
243
                signal_stop();
 
244
}
 
245
 
 
246
static void
 
247
sig_complete_command_presence(GList **list, WINDOW_REC *window,
 
248
    const char *word, const char *args, int *want_space)
 
249
{
 
250
        XMPP_SERVER_REC *server;
 
251
        int len;
 
252
        char **tmp;
 
253
 
 
254
        g_return_if_fail(list != NULL);
 
255
        g_return_if_fail(window != NULL);
 
256
        g_return_if_fail(word != NULL);
 
257
        g_return_if_fail(args != NULL);
 
258
        if ((server = XMPP_SERVER(window->active_server)) == NULL)
 
259
                return;
 
260
        len = strlen(word);
 
261
        tmp = g_strsplit(args, " ", 2);
 
262
        /* complete nicks */
 
263
        if (tmp[0] == NULL)
 
264
                *list = g_list_concat(*list, get_jids(server, *word == '"' ?
 
265
                    word+1 : word));
 
266
        g_strfreev(tmp);
 
267
        if (*list != NULL)
 
268
                signal_stop();
 
269
}
 
270
 
 
271
static GList *
 
272
get_channels(XMPP_SERVER_REC *server, const char *word)
 
273
{
 
274
        GSList *tmp;
 
275
        GList *list;
 
276
        CHANNEL_REC *channel;
 
277
        CHANNEL_SETUP_REC *channel_setup;
 
278
        int len;
 
279
        
 
280
        g_return_val_if_fail(IS_XMPP_SERVER(server), NULL);
 
281
        g_return_val_if_fail(word != NULL, NULL);
 
282
        len = strlen(word);
 
283
        list = NULL;
 
284
        for (tmp = server->channels; tmp != NULL; tmp = tmp->next) {
 
285
                channel = CHANNEL(tmp->data);
 
286
                if (channel != NULL &&
 
287
                    g_strncasecmp(channel->name, word, len) == 0)
 
288
                        list = g_list_append(list, g_strdup(channel->name));
 
289
        }
 
290
        for (tmp = setupchannels; tmp != NULL; tmp = tmp->next) {
 
291
                channel_setup = tmp->data;
 
292
                if ((PROTO_CHECK_CAST(channel_setup, CHANNEL_SETUP_REC,
 
293
                    chat_type, XMPP_PROTOCOL_NAME)
 
294
                    || *channel_setup->name != '#')
 
295
                    && g_strncasecmp(channel_setup->name, word, len) == 0
 
296
                    && glist_find_string(list, channel_setup->name) == NULL)
 
297
                        list = g_list_append(list,
 
298
                            g_strdup(channel_setup->name));
 
299
        }
 
300
        return list;
 
301
}
 
302
 
 
303
static void
 
304
sig_complete_command_channels(GList **list, WINDOW_REC *window,
 
305
    const char *word, const char *args, int *want_space)
 
306
{
 
307
        XMPP_SERVER_REC *server;
 
308
 
 
309
        g_return_if_fail(list != NULL);
 
310
        g_return_if_fail(window != NULL);
 
311
        g_return_if_fail(word != NULL);
 
312
        server = XMPP_SERVER(window->active_server);
 
313
        if (server == NULL)
 
314
                return;
 
315
        *list = get_channels(server, word);
 
316
        if (*list != NULL)
 
317
                signal_stop();
 
318
}
 
319
 
 
320
static void
 
321
sig_complete_command_invite(GList **list, WINDOW_REC *window,
 
322
    const char *word, const char *args, int *want_space)
 
323
{
 
324
        XMPP_SERVER_REC *server;
 
325
        char **tmp;
 
326
 
 
327
        g_return_if_fail(list != NULL);
 
328
        g_return_if_fail(window != NULL);
 
329
        g_return_if_fail(word != NULL);
 
330
        server = XMPP_SERVER(window->active_server);
 
331
        if (server == NULL)
 
332
                return;
 
333
        /* complete channels */
 
334
        tmp = g_strsplit(args, " ", 2);
 
335
        if (tmp[0] != NULL && tmp[1] == NULL)
 
336
                *list = get_channels(server, word);
 
337
        g_strfreev(tmp);
 
338
        if (*list != NULL)
 
339
                signal_stop();
 
340
}
 
341
 
 
342
static void
 
343
sig_complete_command_away(GList **list, WINDOW_REC *window,
 
344
    const char *word, const char *args, int *want_space)
 
345
{
 
346
        XMPP_SERVER_REC *server;
 
347
        int len;
 
348
 
 
349
        g_return_if_fail(list != NULL);
 
350
        g_return_if_fail(window != NULL);
 
351
        g_return_if_fail(word != NULL);
 
352
        server = XMPP_SERVER(window->active_server);
 
353
        if (server == NULL)
 
354
                return;
 
355
        len = strlen(word);
 
356
        if (g_strncasecmp(word,
 
357
            xmpp_presence_show[XMPP_PRESENCE_AWAY], len) == 0)
 
358
                *list = g_list_append(*list,
 
359
                    g_strdup(xmpp_presence_show[XMPP_PRESENCE_AWAY]));
 
360
        if (g_strncasecmp(word,
 
361
            xmpp_presence_show[XMPP_PRESENCE_XA], len) == 0)
 
362
                *list = g_list_append(*list,
 
363
                    g_strdup(xmpp_presence_show[XMPP_PRESENCE_XA]));
 
364
        if (g_strncasecmp(word,
 
365
            xmpp_presence_show[XMPP_PRESENCE_DND], len) == 0)
 
366
                *list = g_list_append(*list,
 
367
                    g_strdup(xmpp_presence_show[XMPP_PRESENCE_DND]));
 
368
        if (g_strncasecmp(word,
 
369
            xmpp_presence_show[XMPP_PRESENCE_CHAT], len) == 0)
 
370
                *list = g_list_append(*list,
 
371
                    g_strdup(xmpp_presence_show[XMPP_PRESENCE_CHAT]));
 
372
        if (g_strncasecmp(word,
 
373
            xmpp_presence_show[XMPP_PRESENCE_ONLINE], len) == 0)
 
374
                *list = g_list_append(*list, g_strdup("online"));
 
375
        signal_stop();
 
376
}
 
377
 
 
378
void
 
379
xmpp_completion_init(void)
 
380
{
 
381
        signal_add("complete word", sig_complete_word);
 
382
        signal_add("complete command roster group",
 
383
            sig_complete_command_roster_group);
 
384
        signal_add("complete command roster add",
 
385
            sig_complete_command_roster_others);
 
386
        signal_add("complete command roster remove",
 
387
            sig_complete_command_roster_others);
 
388
        signal_add("complete command roster name",
 
389
            sig_complete_command_roster_others);
 
390
        signal_add("complete command presence accept",
 
391
            sig_complete_command_presence);
 
392
        signal_add("complete command presence deny",
 
393
            sig_complete_command_presence);
 
394
        signal_add("complete command presence subscribe",
 
395
            sig_complete_command_presence);
 
396
        signal_add("complete command presence unsubscribe",
 
397
            sig_complete_command_presence);
 
398
        signal_add("complete command join", sig_complete_command_channels);
 
399
        signal_add("complete command part", sig_complete_command_channels);
 
400
        signal_add("complete command invite", sig_complete_command_invite);
 
401
        signal_add("complete command away", sig_complete_command_away);
 
402
}
 
403
 
 
404
void
 
405
xmpp_completion_deinit(void)
 
406
{
 
407
        signal_remove("complete word", sig_complete_word);
 
408
        signal_remove("complete command roster group",
 
409
             sig_complete_command_roster_group);
 
410
        signal_remove("complete command roster add",
 
411
            sig_complete_command_roster_others);
 
412
        signal_remove("complete command roster remove",
 
413
            sig_complete_command_roster_others);
 
414
        signal_remove("complete command roster name",
 
415
            sig_complete_command_roster_others);
 
416
        signal_remove("complete command presence accept",
 
417
            sig_complete_command_presence);
 
418
        signal_remove("complete command presence deny",
 
419
            sig_complete_command_presence);
 
420
        signal_remove("complete command presence subscribe",
 
421
            sig_complete_command_presence);
 
422
        signal_remove("complete command presence unsubscribe",
 
423
            sig_complete_command_presence);
 
424
        signal_remove("complete command join", sig_complete_command_channels);
 
425
        signal_remove("complete command part", sig_complete_command_channels);
 
426
        signal_remove("complete command invite", sig_complete_command_invite);
 
427
        signal_remove("complete command away", sig_complete_command_away);
 
428
}