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| 1 | /*
|
|---|---|
| 2 | * LibSylph -- E-Mail client library |
| 3 | * Copyright (C) 1999-2012 Hiroyuki Yamamoto |
| 4 | * |
| 5 | * This library is free software; you can redistribute it and/or |
| 6 | * modify it under the terms of the GNU Lesser General Public |
| 7 | * License as published by the Free Software Foundation; either |
| 8 | * version 2.1 of the License, or (at your option) any later version. |
| 9 | * |
| 10 | * This library 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 GNU |
| 13 | * Lesser General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU Lesser General Public |
| 16 | * License along with this library; if not, write to the Free Software |
| 17 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 18 | */ |
| 19 | |
| 20 | #ifdef HAVE_CONFIG_H
|
| 21 | # include "config.h" |
| 22 | #endif
|
| 23 | |
| 24 | #include "defs.h" |
| 25 | |
| 26 | #include <glib.h> |
| 27 | #include <glib/gi18n.h> |
| 28 | #include <stdio.h> |
| 29 | #include <string.h> |
| 30 | #include <stdlib.h> |
| 31 | #include <dirent.h> |
| 32 | #include <unistd.h> |
| 33 | #include <time.h> |
| 34 | |
| 35 | #include "news.h" |
| 36 | #include "nntp.h" |
| 37 | #include "socket.h" |
| 38 | #include "recv.h" |
| 39 | #include "procmsg.h" |
| 40 | #include "procheader.h" |
| 41 | #include "folder.h" |
| 42 | #include "session.h" |
| 43 | #include "codeconv.h" |
| 44 | #include "utils.h" |
| 45 | #include "prefs_common.h" |
| 46 | #include "prefs_account.h" |
| 47 | #if USE_SSL
|
| 48 | # include "ssl.h" |
| 49 | #endif
|
| 50 | #include "socks.h" |
| 51 | |
| 52 | #define NNTP_PORT 119 |
| 53 | #if USE_SSL
|
| 54 | #define NNTPS_PORT 563 |
| 55 | #endif
|
| 56 | |
| 57 | static void news_folder_init (Folder *folder, |
| 58 | const gchar *name,
|
| 59 | const gchar *path);
|
| 60 | |
| 61 | static Folder *news_folder_new (const gchar *name, |
| 62 | const gchar *folder);
|
| 63 | static void news_folder_destroy (Folder *folder); |
| 64 | |
| 65 | static GSList *news_get_article_list (Folder *folder,
|
| 66 | FolderItem *item, |
| 67 | gboolean use_cache); |
| 68 | static gchar *news_fetch_msg (Folder *folder,
|
| 69 | FolderItem *item, |
| 70 | gint num); |
| 71 | static MsgInfo *news_get_msginfo (Folder *folder,
|
| 72 | FolderItem *item, |
| 73 | gint num); |
| 74 | |
| 75 | static gint news_close (Folder *folder,
|
| 76 | FolderItem *item); |
| 77 | |
| 78 | static gint news_scan_group (Folder *folder,
|
| 79 | FolderItem *item); |
| 80 | |
| 81 | #if USE_SSL
|
| 82 | static Session *news_session_new (const gchar *server, |
| 83 | gushort port, |
| 84 | SocksInfo *socks_info, |
| 85 | const gchar *userid,
|
| 86 | const gchar *passwd,
|
| 87 | SSLType ssl_type); |
| 88 | #else
|
| 89 | static Session *news_session_new (const gchar *server, |
| 90 | gushort port, |
| 91 | SocksInfo *socks_info, |
| 92 | const gchar *userid,
|
| 93 | const gchar *passwd);
|
| 94 | #endif
|
| 95 | |
| 96 | static gint news_get_article_cmd (NNTPSession *session,
|
| 97 | const gchar *cmd,
|
| 98 | gint num, |
| 99 | gchar *filename); |
| 100 | static gint news_get_article (NNTPSession *session,
|
| 101 | gint num, |
| 102 | gchar *filename); |
| 103 | #if 0
|
| 104 | static gint news_get_header (NNTPSession *session, |
| 105 | gint num, |
| 106 | gchar *filename); |
| 107 | #endif |
| 108 | |
| 109 | static gint news_select_group (NNTPSession *session,
|
| 110 | const gchar *group,
|
| 111 | gint *num, |
| 112 | gint *first, |
| 113 | gint *last); |
| 114 | static GSList *news_get_uncached_articles(NNTPSession *session,
|
| 115 | FolderItem *item, |
| 116 | gint cache_last, |
| 117 | gint *rfirst, |
| 118 | gint *rlast); |
| 119 | static MsgInfo *news_parse_xover (const gchar *xover_str); |
| 120 | static gchar *news_parse_xhdr (const gchar *xhdr_str, |
| 121 | MsgInfo *msginfo); |
| 122 | static GSList *news_delete_old_articles (GSList *alist,
|
| 123 | FolderItem *item, |
| 124 | gint first); |
| 125 | static void news_delete_all_articles (FolderItem *item); |
| 126 | static void news_delete_expired_caches (GSList *alist, |
| 127 | FolderItem *item); |
| 128 | |
| 129 | static FolderClass news_class =
|
| 130 | {
|
| 131 | F_NEWS, |
| 132 | |
| 133 | news_folder_new, |
| 134 | news_folder_destroy, |
| 135 | |
| 136 | NULL,
|
| 137 | NULL,
|
| 138 | |
| 139 | news_get_article_list, |
| 140 | NULL,
|
| 141 | news_fetch_msg, |
| 142 | news_get_msginfo, |
| 143 | NULL,
|
| 144 | NULL,
|
| 145 | NULL,
|
| 146 | NULL,
|
| 147 | NULL,
|
| 148 | NULL,
|
| 149 | NULL,
|
| 150 | NULL,
|
| 151 | NULL,
|
| 152 | NULL,
|
| 153 | NULL,
|
| 154 | NULL,
|
| 155 | news_close, |
| 156 | news_scan_group, |
| 157 | |
| 158 | NULL,
|
| 159 | NULL,
|
| 160 | NULL,
|
| 161 | NULL
|
| 162 | }; |
| 163 | |
| 164 | |
| 165 | FolderClass *news_get_class(void)
|
| 166 | {
|
| 167 | return &news_class;
|
| 168 | } |
| 169 | |
| 170 | static Folder *news_folder_new(const gchar *name, const gchar *path) |
| 171 | {
|
| 172 | Folder *folder; |
| 173 | |
| 174 | folder = (Folder *)g_new0(NewsFolder, 1);
|
| 175 | news_folder_init(folder, name, path); |
| 176 | |
| 177 | return folder;
|
| 178 | } |
| 179 | |
| 180 | static void news_folder_destroy(Folder *folder) |
| 181 | {
|
| 182 | if (REMOTE_FOLDER(folder)->remove_cache_on_destroy) {
|
| 183 | gchar *dir; |
| 184 | gchar *server; |
| 185 | |
| 186 | dir = folder_get_path(folder); |
| 187 | if (is_dir_exist(dir))
|
| 188 | remove_dir_recursive(dir); |
| 189 | g_free(dir); |
| 190 | |
| 191 | server = uriencode_for_filename(folder->account->nntp_server); |
| 192 | dir = g_strconcat(get_news_cache_dir(), G_DIR_SEPARATOR_S, |
| 193 | server, NULL);
|
| 194 | if (is_dir_exist(dir))
|
| 195 | g_rmdir(dir); |
| 196 | g_free(dir); |
| 197 | g_free(server); |
| 198 | } |
| 199 | |
| 200 | folder_remote_folder_destroy(REMOTE_FOLDER(folder)); |
| 201 | } |
| 202 | |
| 203 | static void news_folder_init(Folder *folder, const gchar *name, |
| 204 | const gchar *path)
|
| 205 | {
|
| 206 | folder->klass = news_get_class(); |
| 207 | folder_remote_folder_init(folder, name, path); |
| 208 | } |
| 209 | |
| 210 | #if USE_SSL
|
| 211 | static Session *news_session_new(const gchar *server, gushort port, |
| 212 | SocksInfo *socks_info, |
| 213 | const gchar *userid, const gchar *passwd, |
| 214 | SSLType ssl_type) |
| 215 | #else
|
| 216 | static Session *news_session_new(const gchar *server, gushort port, |
| 217 | SocksInfo *socks_info, |
| 218 | const gchar *userid, const gchar *passwd) |
| 219 | #endif
|
| 220 | {
|
| 221 | gchar buf[NNTPBUFSIZE]; |
| 222 | Session *session; |
| 223 | |
| 224 | g_return_val_if_fail(server != NULL, NULL); |
| 225 | |
| 226 | log_message(_("creating NNTP connection to %s:%d ...\n"), server, port);
|
| 227 | |
| 228 | #if USE_SSL
|
| 229 | session = nntp_session_new_full(server, port, socks_info, buf, userid, passwd, ssl_type); |
| 230 | #else
|
| 231 | session = nntp_session_new_full(server, port, socks_info, buf, userid, passwd); |
| 232 | #endif
|
| 233 | |
| 234 | return session;
|
| 235 | } |
| 236 | |
| 237 | static Session *news_session_new_for_folder(Folder *folder)
|
| 238 | {
|
| 239 | Session *session; |
| 240 | PrefsAccount *ac; |
| 241 | SocksInfo *socks_info = NULL;
|
| 242 | const gchar *userid = NULL; |
| 243 | gchar *passwd = NULL;
|
| 244 | gushort port; |
| 245 | |
| 246 | g_return_val_if_fail(folder != NULL, NULL); |
| 247 | g_return_val_if_fail(folder->account != NULL, NULL); |
| 248 | |
| 249 | ac = folder->account; |
| 250 | if (ac->use_nntp_auth && ac->userid && ac->userid[0]) { |
| 251 | userid = ac->userid; |
| 252 | if (ac->passwd && ac->passwd[0]) |
| 253 | passwd = g_strdup(ac->passwd); |
| 254 | else
|
| 255 | passwd = input_query_password(ac->nntp_server, userid); |
| 256 | } |
| 257 | |
| 258 | if (ac->use_socks && ac->use_socks_for_recv && ac->proxy_host) {
|
| 259 | socks_info = socks_info_new(ac->socks_type, ac->proxy_host, ac->proxy_port, ac->use_proxy_auth ? ac->proxy_name : NULL, ac->use_proxy_auth ? ac->proxy_pass : NULL); |
| 260 | } |
| 261 | |
| 262 | #if USE_SSL
|
| 263 | port = ac->set_nntpport ? ac->nntpport |
| 264 | : ac->ssl_nntp ? NNTPS_PORT : NNTP_PORT; |
| 265 | session = news_session_new(ac->nntp_server, port, socks_info, |
| 266 | userid, passwd, ac->ssl_nntp); |
| 267 | #else
|
| 268 | port = ac->set_nntpport ? ac->nntpport : NNTP_PORT; |
| 269 | session = news_session_new(ac->nntp_server, port, socks_info, |
| 270 | userid, passwd); |
| 271 | #endif
|
| 272 | |
| 273 | if (socks_info)
|
| 274 | socks_info_free(socks_info); |
| 275 | |
| 276 | g_free(passwd); |
| 277 | |
| 278 | return session;
|
| 279 | } |
| 280 | |
| 281 | static NNTPSession *news_session_get(Folder *folder)
|
| 282 | {
|
| 283 | RemoteFolder *rfolder = REMOTE_FOLDER(folder); |
| 284 | |
| 285 | g_return_val_if_fail(folder != NULL, NULL); |
| 286 | g_return_val_if_fail(FOLDER_TYPE(folder) == F_NEWS, NULL);
|
| 287 | g_return_val_if_fail(folder->account != NULL, NULL); |
| 288 | |
| 289 | if (!prefs_common.online_mode)
|
| 290 | return NULL; |
| 291 | |
| 292 | if (!rfolder->session) {
|
| 293 | rfolder->session = news_session_new_for_folder(folder); |
| 294 | return NNTP_SESSION(rfolder->session);
|
| 295 | } |
| 296 | |
| 297 | if (time(NULL) - rfolder->session->last_access_time < |
| 298 | SESSION_TIMEOUT_INTERVAL) {
|
| 299 | return NNTP_SESSION(rfolder->session);
|
| 300 | } |
| 301 | |
| 302 | if (nntp_mode(NNTP_SESSION(rfolder->session), FALSE)
|
| 303 | != NN_SUCCESS) {
|
| 304 | log_warning(_("NNTP connection to %s:%d has been"
|
| 305 | " disconnected. Reconnecting...\n"),
|
| 306 | folder->account->nntp_server, |
| 307 | folder->account->set_nntpport ? |
| 308 | folder->account->nntpport : NNTP_PORT); |
| 309 | session_destroy(rfolder->session); |
| 310 | rfolder->session = news_session_new_for_folder(folder); |
| 311 | } |
| 312 | |
| 313 | if (rfolder->session)
|
| 314 | session_set_access_time(rfolder->session); |
| 315 | |
| 316 | return NNTP_SESSION(rfolder->session);
|
| 317 | } |
| 318 | |
| 319 | static GSList *news_get_article_list(Folder *folder, FolderItem *item,
|
| 320 | gboolean use_cache) |
| 321 | {
|
| 322 | GSList *alist; |
| 323 | NNTPSession *session; |
| 324 | |
| 325 | g_return_val_if_fail(folder != NULL, NULL); |
| 326 | g_return_val_if_fail(item != NULL, NULL); |
| 327 | g_return_val_if_fail(FOLDER_TYPE(folder) == F_NEWS, NULL);
|
| 328 | |
| 329 | session = news_session_get(folder); |
| 330 | |
| 331 | if (!session) {
|
| 332 | alist = procmsg_read_cache(item, FALSE); |
| 333 | item->last_num = procmsg_get_last_num_in_msg_list(alist); |
| 334 | } else if (use_cache) { |
| 335 | GSList *newlist; |
| 336 | gint cache_last; |
| 337 | gint first, last; |
| 338 | |
| 339 | alist = procmsg_read_cache(item, FALSE); |
| 340 | |
| 341 | cache_last = procmsg_get_last_num_in_msg_list(alist); |
| 342 | newlist = news_get_uncached_articles |
| 343 | (session, item, cache_last, &first, &last); |
| 344 | if (newlist)
|
| 345 | item->cache_dirty = TRUE; |
| 346 | if (first == 0 && last == 0) { |
| 347 | news_delete_all_articles(item); |
| 348 | procmsg_msg_list_free(alist); |
| 349 | alist = NULL;
|
| 350 | item->cache_dirty = TRUE; |
| 351 | } else {
|
| 352 | alist = news_delete_old_articles(alist, item, first); |
| 353 | news_delete_expired_caches(alist, item); |
| 354 | } |
| 355 | |
| 356 | alist = g_slist_concat(alist, newlist); |
| 357 | |
| 358 | item->last_num = last; |
| 359 | } else {
|
| 360 | gint last; |
| 361 | |
| 362 | alist = news_get_uncached_articles |
| 363 | (session, item, 0, NULL, &last); |
| 364 | news_delete_all_articles(item); |
| 365 | item->last_num = last; |
| 366 | item->cache_dirty = TRUE; |
| 367 | } |
| 368 | |
| 369 | procmsg_set_flags(alist, item); |
| 370 | |
| 371 | alist = procmsg_sort_msg_list(alist, item->sort_key, item->sort_type); |
| 372 | |
| 373 | if (item->mark_queue)
|
| 374 | item->mark_dirty = TRUE; |
| 375 | |
| 376 | debug_print("cache_dirty: %d, mark_dirty: %d\n",
|
| 377 | item->cache_dirty, item->mark_dirty); |
| 378 | |
| 379 | if (!item->opened) {
|
| 380 | if (item->cache_dirty)
|
| 381 | procmsg_write_cache_list(item, alist); |
| 382 | if (item->mark_dirty)
|
| 383 | procmsg_write_flags_list(item, alist); |
| 384 | } |
| 385 | |
| 386 | return alist;
|
| 387 | } |
| 388 | |
| 389 | static gchar *news_fetch_msg(Folder *folder, FolderItem *item, gint num)
|
| 390 | {
|
| 391 | gchar *path, *filename; |
| 392 | NNTPSession *session; |
| 393 | gchar nstr[16];
|
| 394 | gint ok; |
| 395 | |
| 396 | g_return_val_if_fail(folder != NULL, NULL); |
| 397 | g_return_val_if_fail(item != NULL, NULL); |
| 398 | |
| 399 | path = folder_item_get_path(item); |
| 400 | if (!is_dir_exist(path))
|
| 401 | make_dir_hier(path); |
| 402 | filename = g_strconcat(path, G_DIR_SEPARATOR_S, utos_buf(nstr, num), |
| 403 | NULL);
|
| 404 | g_free(path); |
| 405 | |
| 406 | if (is_file_exist(filename) && get_file_size(filename) > 0) { |
| 407 | debug_print(_("article %d has been already cached.\n"), num);
|
| 408 | return filename;
|
| 409 | } |
| 410 | |
| 411 | session = news_session_get(folder); |
| 412 | if (!session) {
|
| 413 | g_free(filename); |
| 414 | return NULL; |
| 415 | } |
| 416 | |
| 417 | ok = news_select_group(session, item->path, NULL, NULL, NULL); |
| 418 | if (ok != NN_SUCCESS) {
|
| 419 | if (ok == NN_SOCKET) {
|
| 420 | session_destroy(SESSION(session)); |
| 421 | REMOTE_FOLDER(folder)->session = NULL;
|
| 422 | } |
| 423 | g_free(filename); |
| 424 | return NULL; |
| 425 | } |
| 426 | |
| 427 | debug_print(_("getting article %d...\n"), num);
|
| 428 | ok = news_get_article(NNTP_SESSION(REMOTE_FOLDER(folder)->session), |
| 429 | num, filename); |
| 430 | if (ok != NN_SUCCESS) {
|
| 431 | g_warning(_("can't read article %d\n"), num);
|
| 432 | if (ok == NN_SOCKET) {
|
| 433 | session_destroy(SESSION(session)); |
| 434 | REMOTE_FOLDER(folder)->session = NULL;
|
| 435 | } |
| 436 | g_free(filename); |
| 437 | return NULL; |
| 438 | } |
| 439 | |
| 440 | return filename;
|
| 441 | } |
| 442 | |
| 443 | static MsgInfo *news_get_msginfo(Folder *folder, FolderItem *item, gint num)
|
| 444 | {
|
| 445 | MsgInfo *msginfo; |
| 446 | MsgFlags flags = {0, 0};
|
| 447 | gchar *file; |
| 448 | |
| 449 | g_return_val_if_fail(folder != NULL, NULL); |
| 450 | g_return_val_if_fail(item != NULL, NULL); |
| 451 | |
| 452 | file = news_fetch_msg(folder, item, num); |
| 453 | if (!file) return NULL; |
| 454 | |
| 455 | msginfo = procheader_parse_file(file, flags, FALSE); |
| 456 | |
| 457 | g_free(file); |
| 458 | |
| 459 | return msginfo;
|
| 460 | } |
| 461 | |
| 462 | static gint news_close(Folder *folder, FolderItem *item)
|
| 463 | {
|
| 464 | return 0; |
| 465 | } |
| 466 | |
| 467 | static gint news_scan_group(Folder *folder, FolderItem *item)
|
| 468 | {
|
| 469 | NNTPSession *session; |
| 470 | gint num = 0, first = 0, last = 0; |
| 471 | gint new = 0, unread = 0, total = 0; |
| 472 | gint min = 0, max = 0; |
| 473 | gint ok; |
| 474 | |
| 475 | g_return_val_if_fail(folder != NULL, -1); |
| 476 | g_return_val_if_fail(item != NULL, -1); |
| 477 | |
| 478 | session = news_session_get(folder); |
| 479 | if (!session) return -1; |
| 480 | |
| 481 | ok = news_select_group(session, item->path, &num, &first, &last); |
| 482 | if (ok != NN_SUCCESS) {
|
| 483 | if (ok == NN_SOCKET) {
|
| 484 | session_destroy(SESSION(session)); |
| 485 | REMOTE_FOLDER(folder)->session = NULL;
|
| 486 | } |
| 487 | return -1; |
| 488 | } |
| 489 | |
| 490 | if (num == 0) { |
| 491 | item->new = item->unread = item->total = item->last_num = 0;
|
| 492 | return 0; |
| 493 | } |
| 494 | |
| 495 | procmsg_get_mark_sum(item, &new, &unread, &total, &min, &max, first); |
| 496 | |
| 497 | if (max < first || last < min)
|
| 498 | new = unread = total = num; |
| 499 | else {
|
| 500 | if (min < first)
|
| 501 | min = first; |
| 502 | |
| 503 | if (last < max)
|
| 504 | max = last; |
| 505 | else if (max < last) { |
| 506 | new += last - max; |
| 507 | unread += last - max; |
| 508 | } |
| 509 | |
| 510 | if (new > num) new = num;
|
| 511 | if (unread > num) unread = num;
|
| 512 | } |
| 513 | |
| 514 | item->new = new; |
| 515 | item->unread = unread; |
| 516 | item->total = num; |
| 517 | item->last_num = last; |
| 518 | |
| 519 | return 0; |
| 520 | } |
| 521 | |
| 522 | static NewsGroupInfo *news_group_info_new(const gchar *name, |
| 523 | gint first, gint last, gchar type) |
| 524 | {
|
| 525 | NewsGroupInfo *ginfo; |
| 526 | |
| 527 | ginfo = g_new(NewsGroupInfo, 1);
|
| 528 | ginfo->name = g_strdup(name); |
| 529 | ginfo->first = first; |
| 530 | ginfo->last = last; |
| 531 | ginfo->type = type; |
| 532 | ginfo->subscribed = FALSE; |
| 533 | |
| 534 | return ginfo;
|
| 535 | } |
| 536 | |
| 537 | static void news_group_info_free(NewsGroupInfo *ginfo) |
| 538 | {
|
| 539 | g_free(ginfo->name); |
| 540 | g_free(ginfo); |
| 541 | } |
| 542 | |
| 543 | static gint news_group_info_compare(NewsGroupInfo *ginfo1,
|
| 544 | NewsGroupInfo *ginfo2) |
| 545 | {
|
| 546 | return g_ascii_strcasecmp(ginfo1->name, ginfo2->name);
|
| 547 | } |
| 548 | |
| 549 | GSList *news_get_group_list(Folder *folder) |
| 550 | {
|
| 551 | gchar *path, *filename; |
| 552 | FILE *fp; |
| 553 | GSList *list = NULL;
|
| 554 | GSList *last = NULL;
|
| 555 | gchar buf[NNTPBUFSIZE]; |
| 556 | |
| 557 | g_return_val_if_fail(folder != NULL, NULL); |
| 558 | g_return_val_if_fail(FOLDER_TYPE(folder) == F_NEWS, NULL);
|
| 559 | |
| 560 | path = folder_item_get_path(FOLDER_ITEM(folder->node->data)); |
| 561 | if (!is_dir_exist(path))
|
| 562 | make_dir_hier(path); |
| 563 | filename = g_strconcat(path, G_DIR_SEPARATOR_S, NEWSGROUP_LIST, NULL);
|
| 564 | g_free(path); |
| 565 | |
| 566 | if ((fp = g_fopen(filename, "rb")) == NULL) { |
| 567 | NNTPSession *session; |
| 568 | gint ok; |
| 569 | |
| 570 | session = news_session_get(folder); |
| 571 | if (!session) {
|
| 572 | g_free(filename); |
| 573 | return NULL; |
| 574 | } |
| 575 | |
| 576 | ok = nntp_list(session); |
| 577 | if (ok != NN_SUCCESS) {
|
| 578 | if (ok == NN_SOCKET) {
|
| 579 | session_destroy(SESSION(session)); |
| 580 | REMOTE_FOLDER(folder)->session = NULL;
|
| 581 | } |
| 582 | g_free(filename); |
| 583 | return NULL; |
| 584 | } |
| 585 | if (recv_write_to_file(SESSION(session)->sock, filename) < 0) { |
| 586 | log_warning("can't retrieve newsgroup list\n");
|
| 587 | session_destroy(SESSION(session)); |
| 588 | REMOTE_FOLDER(folder)->session = NULL;
|
| 589 | g_free(filename); |
| 590 | return NULL; |
| 591 | } |
| 592 | |
| 593 | if ((fp = g_fopen(filename, "rb")) == NULL) { |
| 594 | FILE_OP_ERROR(filename, "fopen");
|
| 595 | g_free(filename); |
| 596 | return NULL; |
| 597 | } |
| 598 | } |
| 599 | |
| 600 | while (fgets(buf, sizeof(buf), fp) != NULL) { |
| 601 | gchar *p = buf; |
| 602 | gchar *name; |
| 603 | gint last_num; |
| 604 | gint first_num; |
| 605 | gchar type; |
| 606 | NewsGroupInfo *ginfo; |
| 607 | |
| 608 | p = strchr(p, ' ');
|
| 609 | if (!p) {
|
| 610 | strretchomp(buf); |
| 611 | log_warning("invalid LIST response: %s\n", buf);
|
| 612 | continue;
|
| 613 | } |
| 614 | *p = '\0';
|
| 615 | p++; |
| 616 | name = buf; |
| 617 | |
| 618 | if (sscanf(p, "%d %d %c", &last_num, &first_num, &type) < 3) { |
| 619 | strretchomp(p); |
| 620 | log_warning("invalid LIST response: %s %s\n", name, p);
|
| 621 | continue;
|
| 622 | } |
| 623 | |
| 624 | ginfo = news_group_info_new(name, first_num, last_num, type); |
| 625 | |
| 626 | if (!last)
|
| 627 | last = list = g_slist_append(NULL, ginfo);
|
| 628 | else {
|
| 629 | last = g_slist_append(last, ginfo); |
| 630 | last = last->next; |
| 631 | } |
| 632 | } |
| 633 | |
| 634 | fclose(fp); |
| 635 | g_free(filename); |
| 636 | |
| 637 | list = g_slist_sort(list, (GCompareFunc)news_group_info_compare); |
| 638 | |
| 639 | return list;
|
| 640 | } |
| 641 | |
| 642 | void news_group_list_free(GSList *group_list)
|
| 643 | {
|
| 644 | GSList *cur; |
| 645 | |
| 646 | if (!group_list) return; |
| 647 | |
| 648 | for (cur = group_list; cur != NULL; cur = cur->next) |
| 649 | news_group_info_free((NewsGroupInfo *)cur->data); |
| 650 | g_slist_free(group_list); |
| 651 | } |
| 652 | |
| 653 | void news_remove_group_list_cache(Folder *folder)
|
| 654 | {
|
| 655 | gchar *path, *filename; |
| 656 | |
| 657 | g_return_if_fail(folder != NULL);
|
| 658 | g_return_if_fail(FOLDER_TYPE(folder) == F_NEWS); |
| 659 | |
| 660 | path = folder_item_get_path(FOLDER_ITEM(folder->node->data)); |
| 661 | filename = g_strconcat(path, G_DIR_SEPARATOR_S, NEWSGROUP_LIST, NULL);
|
| 662 | g_free(path); |
| 663 | |
| 664 | if (is_file_exist(filename)) {
|
| 665 | if (remove(filename) < 0) |
| 666 | FILE_OP_ERROR(filename, "remove");
|
| 667 | } |
| 668 | g_free(filename); |
| 669 | } |
| 670 | |
| 671 | gint news_post(Folder *folder, const gchar *file)
|
| 672 | {
|
| 673 | FILE *fp; |
| 674 | gint ok; |
| 675 | |
| 676 | g_return_val_if_fail(folder != NULL, -1); |
| 677 | g_return_val_if_fail(FOLDER_TYPE(folder) == F_NEWS, -1);
|
| 678 | g_return_val_if_fail(file != NULL, -1); |
| 679 | |
| 680 | if ((fp = g_fopen(file, "rb")) == NULL) { |
| 681 | FILE_OP_ERROR(file, "fopen");
|
| 682 | return -1; |
| 683 | } |
| 684 | |
| 685 | ok = news_post_stream(folder, fp); |
| 686 | |
| 687 | fclose(fp); |
| 688 | |
| 689 | return ok;
|
| 690 | } |
| 691 | |
| 692 | gint news_post_stream(Folder *folder, FILE *fp) |
| 693 | {
|
| 694 | NNTPSession *session; |
| 695 | gint ok; |
| 696 | |
| 697 | g_return_val_if_fail(folder != NULL, -1); |
| 698 | g_return_val_if_fail(FOLDER_TYPE(folder) == F_NEWS, -1);
|
| 699 | g_return_val_if_fail(fp != NULL, -1); |
| 700 | |
| 701 | session = news_session_get(folder); |
| 702 | if (!session) return -1; |
| 703 | |
| 704 | ok = nntp_post(session, fp); |
| 705 | if (ok != NN_SUCCESS) {
|
| 706 | log_warning(_("can't post article.\n"));
|
| 707 | if (ok == NN_SOCKET) {
|
| 708 | session_destroy(SESSION(session)); |
| 709 | REMOTE_FOLDER(folder)->session = NULL;
|
| 710 | } |
| 711 | return -1; |
| 712 | } |
| 713 | |
| 714 | return 0; |
| 715 | } |
| 716 | |
| 717 | static gint news_get_article_cmd(NNTPSession *session, const gchar *cmd, |
| 718 | gint num, gchar *filename) |
| 719 | {
|
| 720 | gchar *msgid; |
| 721 | gint ok; |
| 722 | |
| 723 | ok = nntp_get_article(session, cmd, num, &msgid); |
| 724 | if (ok != NN_SUCCESS)
|
| 725 | return ok;
|
| 726 | |
| 727 | debug_print("Message-Id = %s, num = %d\n", msgid, num);
|
| 728 | g_free(msgid); |
| 729 | |
| 730 | ok = recv_write_to_file(SESSION(session)->sock, filename); |
| 731 | if (ok < 0) { |
| 732 | log_warning(_("can't retrieve article %d\n"), num);
|
| 733 | if (ok == -2) |
| 734 | return NN_SOCKET;
|
| 735 | else
|
| 736 | return NN_IOERR;
|
| 737 | } |
| 738 | |
| 739 | return NN_SUCCESS;
|
| 740 | } |
| 741 | |
| 742 | static gint news_get_article(NNTPSession *session, gint num, gchar *filename)
|
| 743 | {
|
| 744 | return news_get_article_cmd(session, "ARTICLE", num, filename); |
| 745 | } |
| 746 | |
| 747 | #if 0
|
| 748 | static gint news_get_header(NNTPSession *session, gint num, gchar *filename) |
| 749 | {
|
| 750 | return news_get_article_cmd(session, "HEAD", num, filename); |
| 751 | } |
| 752 | #endif |
| 753 | |
| 754 | /**
|
| 755 | * news_select_group: |
| 756 | * @session: Active NNTP session. |
| 757 | * @group: Newsgroup name. |
| 758 | * @num: Estimated number of articles. |
| 759 | * @first: First article number. |
| 760 | * @last: Last article number. |
| 761 | * |
| 762 | * Select newsgroup @group with the GROUP command if it is not already |
| 763 | * selected in @session, or article numbers need to be returned. |
| 764 | * |
| 765 | * Return value: NNTP result code. |
| 766 | **/ |
| 767 | static gint news_select_group(NNTPSession *session, const gchar *group, |
| 768 | gint *num, gint *first, gint *last) |
| 769 | {
|
| 770 | gint ok; |
| 771 | gint num_, first_, last_; |
| 772 | |
| 773 | if (!num || !first || !last) {
|
| 774 | if (session->group &&
|
| 775 | g_ascii_strcasecmp(session->group, group) == 0)
|
| 776 | return NN_SUCCESS;
|
| 777 | num = &num_; |
| 778 | first = &first_; |
| 779 | last = &last_; |
| 780 | } |
| 781 | |
| 782 | g_free(session->group); |
| 783 | session->group = NULL;
|
| 784 | |
| 785 | ok = nntp_group(session, group, num, first, last); |
| 786 | if (ok == NN_SUCCESS)
|
| 787 | session->group = g_strdup(group); |
| 788 | else
|
| 789 | log_warning(_("can't select group: %s\n"), group);
|
| 790 | |
| 791 | return ok;
|
| 792 | } |
| 793 | |
| 794 | static GSList *news_get_uncached_articles(NNTPSession *session,
|
| 795 | FolderItem *item, gint cache_last, |
| 796 | gint *rfirst, gint *rlast) |
| 797 | {
|
| 798 | gint ok; |
| 799 | gint num = 0, first = 0, last = 0, begin = 0, end = 0; |
| 800 | gchar buf[NNTPBUFSIZE]; |
| 801 | GSList *newlist = NULL;
|
| 802 | GSList *llast = NULL;
|
| 803 | MsgInfo *msginfo; |
| 804 | gint max_articles; |
| 805 | |
| 806 | if (rfirst) *rfirst = -1; |
| 807 | if (rlast) *rlast = -1; |
| 808 | |
| 809 | g_return_val_if_fail(session != NULL, NULL); |
| 810 | g_return_val_if_fail(item != NULL, NULL); |
| 811 | g_return_val_if_fail(item->folder != NULL, NULL); |
| 812 | g_return_val_if_fail(item->folder->account != NULL, NULL); |
| 813 | g_return_val_if_fail(FOLDER_TYPE(item->folder) == F_NEWS, NULL);
|
| 814 | |
| 815 | ok = news_select_group(session, item->path, &num, &first, &last); |
| 816 | if (ok != NN_SUCCESS) {
|
| 817 | if (ok == NN_SOCKET) {
|
| 818 | session_destroy(SESSION(session)); |
| 819 | REMOTE_FOLDER(item->folder)->session = NULL;
|
| 820 | } |
| 821 | return NULL; |
| 822 | } |
| 823 | |
| 824 | /* calculate getting overview range */
|
| 825 | if (first > last) {
|
| 826 | log_warning(_("invalid article range: %d - %d\n"),
|
| 827 | first, last); |
| 828 | return NULL; |
| 829 | } |
| 830 | |
| 831 | if (rfirst) *rfirst = first;
|
| 832 | if (rlast) *rlast = last;
|
| 833 | |
| 834 | if (cache_last < first)
|
| 835 | begin = first; |
| 836 | else if (last < cache_last) |
| 837 | begin = first; |
| 838 | else if (last == cache_last) { |
| 839 | debug_print(_("no new articles.\n"));
|
| 840 | return NULL; |
| 841 | } else
|
| 842 | begin = cache_last + 1;
|
| 843 | end = last; |
| 844 | |
| 845 | max_articles = item->folder->account->max_nntp_articles; |
| 846 | if (max_articles > 0 && end - begin + 1 > max_articles) |
| 847 | begin = end - max_articles + 1;
|
| 848 | |
| 849 | log_message(_("getting xover %d - %d in %s...\n"),
|
| 850 | begin, end, item->path); |
| 851 | ok = nntp_xover(session, begin, end); |
| 852 | if (ok != NN_SUCCESS) {
|
| 853 | log_warning(_("can't get xover\n"));
|
| 854 | if (ok == NN_SOCKET) {
|
| 855 | session_destroy(SESSION(session)); |
| 856 | REMOTE_FOLDER(item->folder)->session = NULL;
|
| 857 | } |
| 858 | return NULL; |
| 859 | } |
| 860 | |
| 861 | for (;;) {
|
| 862 | if (sock_gets(SESSION(session)->sock, buf, sizeof(buf)) < 0) { |
| 863 | log_warning(_("error occurred while getting xover.\n"));
|
| 864 | session_destroy(SESSION(session)); |
| 865 | REMOTE_FOLDER(item->folder)->session = NULL;
|
| 866 | return newlist;
|
| 867 | } |
| 868 | |
| 869 | if (buf[0] == '.' && buf[1] == '\r') break; |
| 870 | |
| 871 | msginfo = news_parse_xover(buf); |
| 872 | if (!msginfo) {
|
| 873 | log_warning(_("invalid xover line: %s\n"), buf);
|
| 874 | continue;
|
| 875 | } |
| 876 | |
| 877 | msginfo->folder = item; |
| 878 | msginfo->flags.perm_flags = MSG_NEW|MSG_UNREAD; |
| 879 | msginfo->flags.tmp_flags = MSG_NEWS; |
| 880 | msginfo->newsgroups = g_strdup(item->path); |
| 881 | |
| 882 | if (!newlist)
|
| 883 | llast = newlist = g_slist_append(newlist, msginfo); |
| 884 | else {
|
| 885 | llast = g_slist_append(llast, msginfo); |
| 886 | llast = llast->next; |
| 887 | } |
| 888 | } |
| 889 | |
| 890 | ok = nntp_xhdr(session, "to", begin, end);
|
| 891 | if (ok != NN_SUCCESS) {
|
| 892 | log_warning(_("can't get xhdr\n"));
|
| 893 | if (ok == NN_SOCKET) {
|
| 894 | session_destroy(SESSION(session)); |
| 895 | REMOTE_FOLDER(item->folder)->session = NULL;
|
| 896 | } |
| 897 | return newlist;
|
| 898 | } |
| 899 | |
| 900 | llast = newlist; |
| 901 | |
| 902 | for (;;) {
|
| 903 | if (sock_gets(SESSION(session)->sock, buf, sizeof(buf)) < 0) { |
| 904 | log_warning(_("error occurred while getting xhdr.\n"));
|
| 905 | session_destroy(SESSION(session)); |
| 906 | REMOTE_FOLDER(item->folder)->session = NULL;
|
| 907 | return newlist;
|
| 908 | } |
| 909 | |
| 910 | if (buf[0] == '.' && buf[1] == '\r') break; |
| 911 | if (!llast) {
|
| 912 | g_warning("llast == NULL\n");
|
| 913 | continue;
|
| 914 | } |
| 915 | |
| 916 | msginfo = (MsgInfo *)llast->data; |
| 917 | msginfo->to = news_parse_xhdr(buf, msginfo); |
| 918 | |
| 919 | llast = llast->next; |
| 920 | } |
| 921 | |
| 922 | ok = nntp_xhdr(session, "cc", begin, end);
|
| 923 | if (ok != NN_SUCCESS) {
|
| 924 | log_warning(_("can't get xhdr\n"));
|
| 925 | if (ok == NN_SOCKET) {
|
| 926 | session_destroy(SESSION(session)); |
| 927 | REMOTE_FOLDER(item->folder)->session = NULL;
|
| 928 | } |
| 929 | return newlist;
|
| 930 | } |
| 931 | |
| 932 | llast = newlist; |
| 933 | |
| 934 | for (;;) {
|
| 935 | if (sock_gets(SESSION(session)->sock, buf, sizeof(buf)) < 0) { |
| 936 | log_warning(_("error occurred while getting xhdr.\n"));
|
| 937 | session_destroy(SESSION(session)); |
| 938 | REMOTE_FOLDER(item->folder)->session = NULL;
|
| 939 | return newlist;
|
| 940 | } |
| 941 | |
| 942 | if (buf[0] == '.' && buf[1] == '\r') break; |
| 943 | if (!llast) {
|
| 944 | g_warning("llast == NULL\n");
|
| 945 | continue;
|
| 946 | } |
| 947 | |
| 948 | msginfo = (MsgInfo *)llast->data; |
| 949 | msginfo->cc = news_parse_xhdr(buf, msginfo); |
| 950 | |
| 951 | llast = llast->next; |
| 952 | } |
| 953 | |
| 954 | session_set_access_time(SESSION(session)); |
| 955 | |
| 956 | return newlist;
|
| 957 | } |
| 958 | |
| 959 | #define PARSE_ONE_PARAM(p, srcp) \
|
| 960 | { \
|
| 961 | p = strchr(srcp, '\t'); \
|
| 962 | if (!p) return NULL; \ |
| 963 | else \
|
| 964 | *p++ = '\0'; \
|
| 965 | } |
| 966 | |
| 967 | static MsgInfo *news_parse_xover(const gchar *xover_str) |
| 968 | {
|
| 969 | MsgInfo *msginfo; |
| 970 | gchar *subject, *sender, *size, *line, *date, *msgid, *ref, *tmp; |
| 971 | gchar *p; |
| 972 | gint num, size_int, line_int; |
| 973 | gchar *xover_buf; |
| 974 | |
| 975 | Xstrdup_a(xover_buf, xover_str, return NULL); |
| 976 | |
| 977 | PARSE_ONE_PARAM(subject, xover_buf); |
| 978 | PARSE_ONE_PARAM(sender, subject); |
| 979 | PARSE_ONE_PARAM(date, sender); |
| 980 | PARSE_ONE_PARAM(msgid, date); |
| 981 | PARSE_ONE_PARAM(ref, msgid); |
| 982 | PARSE_ONE_PARAM(size, ref); |
| 983 | PARSE_ONE_PARAM(line, size); |
| 984 | |
| 985 | tmp = strchr(line, '\t');
|
| 986 | if (!tmp) tmp = strchr(line, '\r'); |
| 987 | if (!tmp) tmp = strchr(line, '\n'); |
| 988 | if (tmp) *tmp = '\0'; |
| 989 | |
| 990 | num = atoi(xover_str); |
| 991 | size_int = atoi(size); |
| 992 | line_int = atoi(line); |
| 993 | |
| 994 | /* set MsgInfo */
|
| 995 | msginfo = g_new0(MsgInfo, 1);
|
| 996 | msginfo->msgnum = num; |
| 997 | msginfo->size = size_int; |
| 998 | |
| 999 | msginfo->date = g_strdup(date); |
| 1000 | msginfo->date_t = procheader_date_parse(NULL, date, 0); |
| 1001 | |
| 1002 | msginfo->from = conv_unmime_header(sender, NULL);
|
| 1003 | msginfo->fromname = procheader_get_fromname(msginfo->from); |
| 1004 | |
| 1005 | msginfo->subject = conv_unmime_header(subject, NULL);
|
| 1006 | |
| 1007 | extract_parenthesis(msgid, '<', '>'); |
| 1008 | remove_space(msgid); |
| 1009 | if (*msgid != '\0') |
| 1010 | msginfo->msgid = g_strdup(msgid); |
| 1011 | |
| 1012 | eliminate_parenthesis(ref, '(', ')'); |
| 1013 | if ((p = strrchr(ref, '<')) != NULL) { |
| 1014 | extract_parenthesis(p, '<', '>'); |
| 1015 | remove_space(p); |
| 1016 | if (*p != '\0') |
| 1017 | msginfo->inreplyto = g_strdup(p); |
| 1018 | } |
| 1019 | |
| 1020 | return msginfo;
|
| 1021 | } |
| 1022 | |
| 1023 | static gchar *news_parse_xhdr(const gchar *xhdr_str, MsgInfo *msginfo) |
| 1024 | {
|
| 1025 | gchar *p; |
| 1026 | gchar *tmp; |
| 1027 | gint num; |
| 1028 | |
| 1029 | p = strchr(xhdr_str, ' ');
|
| 1030 | if (!p)
|
| 1031 | return NULL; |
| 1032 | else
|
| 1033 | p++; |
| 1034 | |
| 1035 | num = atoi(xhdr_str); |
| 1036 | if (msginfo->msgnum != num) return NULL; |
| 1037 | |
| 1038 | tmp = strchr(p, '\r');
|
| 1039 | if (!tmp) tmp = strchr(p, '\n'); |
| 1040 | |
| 1041 | if (tmp)
|
| 1042 | return g_strndup(p, tmp - p);
|
| 1043 | else
|
| 1044 | return g_strdup(p);
|
| 1045 | } |
| 1046 | |
| 1047 | static GSList *news_delete_old_articles(GSList *alist, FolderItem *item,
|
| 1048 | gint first) |
| 1049 | {
|
| 1050 | GSList *cur, *next; |
| 1051 | MsgInfo *msginfo; |
| 1052 | gchar *dir; |
| 1053 | |
| 1054 | g_return_val_if_fail(item != NULL, alist);
|
| 1055 | g_return_val_if_fail(item->folder != NULL, alist);
|
| 1056 | g_return_val_if_fail(FOLDER_TYPE(item->folder) == F_NEWS, alist); |
| 1057 | |
| 1058 | if (first < 2) return alist; |
| 1059 | |
| 1060 | debug_print("Deleting cached articles 1 - %d ...\n", first - 1); |
| 1061 | |
| 1062 | dir = folder_item_get_path(item); |
| 1063 | remove_numbered_files(dir, 1, first - 1); |
| 1064 | g_free(dir); |
| 1065 | |
| 1066 | for (cur = alist; cur != NULL; ) { |
| 1067 | next = cur->next; |
| 1068 | |
| 1069 | msginfo = (MsgInfo *)cur->data; |
| 1070 | if (msginfo && msginfo->msgnum < first) {
|
| 1071 | procmsg_msginfo_free(msginfo); |
| 1072 | alist = g_slist_remove(alist, msginfo); |
| 1073 | item->cache_dirty = TRUE; |
| 1074 | } |
| 1075 | |
| 1076 | cur = next; |
| 1077 | } |
| 1078 | |
| 1079 | return alist;
|
| 1080 | } |
| 1081 | |
| 1082 | static void news_delete_all_articles(FolderItem *item) |
| 1083 | {
|
| 1084 | gchar *dir; |
| 1085 | |
| 1086 | g_return_if_fail(item != NULL);
|
| 1087 | g_return_if_fail(item->folder != NULL);
|
| 1088 | g_return_if_fail(FOLDER_TYPE(item->folder) == F_NEWS); |
| 1089 | |
| 1090 | debug_print("Deleting all cached articles...\n");
|
| 1091 | |
| 1092 | dir = folder_item_get_path(item); |
| 1093 | remove_all_numbered_files(dir); |
| 1094 | g_free(dir); |
| 1095 | } |
| 1096 | |
| 1097 | static void news_delete_expired_caches(GSList *alist, FolderItem *item) |
| 1098 | {
|
| 1099 | gchar *dir; |
| 1100 | |
| 1101 | g_return_if_fail(item != NULL);
|
| 1102 | g_return_if_fail(item->folder != NULL);
|
| 1103 | g_return_if_fail(FOLDER_TYPE(item->folder) == F_NEWS); |
| 1104 | |
| 1105 | debug_print("Deleting expired cached articles...\n");
|
| 1106 | |
| 1107 | dir = folder_item_get_path(item); |
| 1108 | remove_expired_files(dir, 24 * 7); |
| 1109 | g_free(dir); |
| 1110 | } |