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| 1 | /*
|
|---|---|
| 2 | * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client |
| 3 | * Copyright (C) 1999-2004 Hiroyuki Yamamoto |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation; either version 2 of the License, or |
| 8 | * (at your option) any later version. |
| 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 |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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 | #include "inputdialog.h" |
| 48 | #include "alertpanel.h" |
| 49 | #if USE_SSL
|
| 50 | # include "ssl.h" |
| 51 | #endif
|
| 52 | |
| 53 | #define NNTP_PORT 119 |
| 54 | #if USE_SSL
|
| 55 | #define NNTPS_PORT 563 |
| 56 | #endif
|
| 57 | |
| 58 | static void news_folder_init (Folder *folder, |
| 59 | const gchar *name,
|
| 60 | const gchar *path);
|
| 61 | |
| 62 | static Folder *news_folder_new (const gchar *name, |
| 63 | const gchar *folder);
|
| 64 | static void news_folder_destroy (Folder *folder); |
| 65 | |
| 66 | static GSList *news_get_article_list (Folder *folder,
|
| 67 | FolderItem *item, |
| 68 | gboolean use_cache); |
| 69 | static gchar *news_fetch_msg (Folder *folder,
|
| 70 | FolderItem *item, |
| 71 | gint num); |
| 72 | static MsgInfo *news_get_msginfo (Folder *folder,
|
| 73 | FolderItem *item, |
| 74 | gint num); |
| 75 | |
| 76 | static gint news_close (Folder *folder,
|
| 77 | FolderItem *item); |
| 78 | |
| 79 | static gint news_scan_group (Folder *folder,
|
| 80 | FolderItem *item); |
| 81 | |
| 82 | #if USE_SSL
|
| 83 | static Session *news_session_new (const gchar *server, |
| 84 | gushort port, |
| 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 | const gchar *userid,
|
| 92 | const gchar *passwd);
|
| 93 | #endif
|
| 94 | |
| 95 | static gint news_get_article_cmd (NNTPSession *session,
|
| 96 | const gchar *cmd,
|
| 97 | gint num, |
| 98 | gchar *filename); |
| 99 | static gint news_get_article (NNTPSession *session,
|
| 100 | gint num, |
| 101 | gchar *filename); |
| 102 | #if 0
|
| 103 | static gint news_get_header (NNTPSession *session, |
| 104 | gint num, |
| 105 | gchar *filename); |
| 106 | #endif |
| 107 | |
| 108 | static gint news_select_group (NNTPSession *session,
|
| 109 | const gchar *group,
|
| 110 | gint *num, |
| 111 | gint *first, |
| 112 | gint *last); |
| 113 | static GSList *news_get_uncached_articles(NNTPSession *session,
|
| 114 | FolderItem *item, |
| 115 | gint cache_last, |
| 116 | gint *rfirst, |
| 117 | gint *rlast); |
| 118 | static MsgInfo *news_parse_xover (const gchar *xover_str); |
| 119 | static gchar *news_parse_xhdr (const gchar *xhdr_str, |
| 120 | MsgInfo *msginfo); |
| 121 | static GSList *news_delete_old_articles (GSList *alist,
|
| 122 | FolderItem *item, |
| 123 | gint first); |
| 124 | static void news_delete_all_articles (FolderItem *item); |
| 125 | static void news_delete_expired_caches (GSList *alist, |
| 126 | FolderItem *item); |
| 127 | |
| 128 | static FolderClass news_class =
|
| 129 | {
|
| 130 | F_NEWS, |
| 131 | |
| 132 | news_folder_new, |
| 133 | news_folder_destroy, |
| 134 | |
| 135 | NULL,
|
| 136 | NULL,
|
| 137 | |
| 138 | news_get_article_list, |
| 139 | news_fetch_msg, |
| 140 | news_get_msginfo, |
| 141 | NULL,
|
| 142 | NULL,
|
| 143 | NULL,
|
| 144 | NULL,
|
| 145 | NULL,
|
| 146 | NULL,
|
| 147 | NULL,
|
| 148 | NULL,
|
| 149 | NULL,
|
| 150 | NULL,
|
| 151 | news_close, |
| 152 | news_scan_group, |
| 153 | |
| 154 | NULL,
|
| 155 | NULL,
|
| 156 | NULL
|
| 157 | }; |
| 158 | |
| 159 | |
| 160 | FolderClass *news_get_class(void)
|
| 161 | {
|
| 162 | return &news_class;
|
| 163 | } |
| 164 | |
| 165 | static Folder *news_folder_new(const gchar *name, const gchar *path) |
| 166 | {
|
| 167 | Folder *folder; |
| 168 | |
| 169 | folder = (Folder *)g_new0(NewsFolder, 1);
|
| 170 | news_folder_init(folder, name, path); |
| 171 | |
| 172 | return folder;
|
| 173 | } |
| 174 | |
| 175 | static void news_folder_destroy(Folder *folder) |
| 176 | {
|
| 177 | gchar *dir; |
| 178 | |
| 179 | dir = folder_get_path(folder); |
| 180 | if (is_dir_exist(dir))
|
| 181 | remove_dir_recursive(dir); |
| 182 | g_free(dir); |
| 183 | |
| 184 | folder_remote_folder_destroy(REMOTE_FOLDER(folder)); |
| 185 | } |
| 186 | |
| 187 | static void news_folder_init(Folder *folder, const gchar *name, |
| 188 | const gchar *path)
|
| 189 | {
|
| 190 | folder->klass = news_get_class(); |
| 191 | folder_remote_folder_init(folder, name, path); |
| 192 | } |
| 193 | |
| 194 | #if USE_SSL
|
| 195 | static Session *news_session_new(const gchar *server, gushort port, |
| 196 | const gchar *userid, const gchar *passwd, |
| 197 | SSLType ssl_type) |
| 198 | #else
|
| 199 | static Session *news_session_new(const gchar *server, gushort port, |
| 200 | const gchar *userid, const gchar *passwd) |
| 201 | #endif
|
| 202 | {
|
| 203 | gchar buf[NNTPBUFSIZE]; |
| 204 | Session *session; |
| 205 | |
| 206 | g_return_val_if_fail(server != NULL, NULL); |
| 207 | |
| 208 | log_message(_("creating NNTP connection to %s:%d ...\n"), server, port);
|
| 209 | |
| 210 | #if USE_SSL
|
| 211 | session = nntp_session_new(server, port, buf, userid, passwd, ssl_type); |
| 212 | #else
|
| 213 | session = nntp_session_new(server, port, buf, userid, passwd); |
| 214 | #endif
|
| 215 | |
| 216 | return session;
|
| 217 | } |
| 218 | |
| 219 | static Session *news_session_new_for_folder(Folder *folder)
|
| 220 | {
|
| 221 | Session *session; |
| 222 | PrefsAccount *ac; |
| 223 | const gchar *userid = NULL; |
| 224 | gchar *passwd = NULL;
|
| 225 | gushort port; |
| 226 | |
| 227 | g_return_val_if_fail(folder != NULL, NULL); |
| 228 | g_return_val_if_fail(folder->account != NULL, NULL); |
| 229 | |
| 230 | ac = folder->account; |
| 231 | if (ac->use_nntp_auth && ac->userid && ac->userid[0]) { |
| 232 | userid = ac->userid; |
| 233 | if (ac->passwd && ac->passwd[0]) |
| 234 | passwd = g_strdup(ac->passwd); |
| 235 | else
|
| 236 | passwd = input_dialog_query_password(ac->nntp_server, |
| 237 | userid); |
| 238 | } |
| 239 | |
| 240 | #if USE_SSL
|
| 241 | port = ac->set_nntpport ? ac->nntpport |
| 242 | : ac->ssl_nntp ? NNTPS_PORT : NNTP_PORT; |
| 243 | session = news_session_new(ac->nntp_server, port, userid, passwd, |
| 244 | ac->ssl_nntp); |
| 245 | #else
|
| 246 | port = ac->set_nntpport ? ac->nntpport : NNTP_PORT; |
| 247 | session = news_session_new(ac->nntp_server, port, userid, passwd); |
| 248 | #endif
|
| 249 | |
| 250 | g_free(passwd); |
| 251 | |
| 252 | return session;
|
| 253 | } |
| 254 | |
| 255 | static NNTPSession *news_session_get(Folder *folder)
|
| 256 | {
|
| 257 | RemoteFolder *rfolder = REMOTE_FOLDER(folder); |
| 258 | |
| 259 | g_return_val_if_fail(folder != NULL, NULL); |
| 260 | g_return_val_if_fail(FOLDER_TYPE(folder) == F_NEWS, NULL);
|
| 261 | g_return_val_if_fail(folder->account != NULL, NULL); |
| 262 | |
| 263 | if (!prefs_common.online_mode)
|
| 264 | return NULL; |
| 265 | |
| 266 | if (!rfolder->session) {
|
| 267 | rfolder->session = news_session_new_for_folder(folder); |
| 268 | return NNTP_SESSION(rfolder->session);
|
| 269 | } |
| 270 | |
| 271 | if (time(NULL) - rfolder->session->last_access_time < |
| 272 | SESSION_TIMEOUT_INTERVAL) {
|
| 273 | return NNTP_SESSION(rfolder->session);
|
| 274 | } |
| 275 | |
| 276 | if (nntp_mode(NNTP_SESSION(rfolder->session), FALSE)
|
| 277 | != NN_SUCCESS) {
|
| 278 | log_warning(_("NNTP connection to %s:%d has been"
|
| 279 | " disconnected. Reconnecting...\n"),
|
| 280 | folder->account->nntp_server, |
| 281 | folder->account->set_nntpport ? |
| 282 | folder->account->nntpport : NNTP_PORT); |
| 283 | session_destroy(rfolder->session); |
| 284 | rfolder->session = news_session_new_for_folder(folder); |
| 285 | } |
| 286 | |
| 287 | if (rfolder->session)
|
| 288 | session_set_access_time(rfolder->session); |
| 289 | |
| 290 | return NNTP_SESSION(rfolder->session);
|
| 291 | } |
| 292 | |
| 293 | static GSList *news_get_article_list(Folder *folder, FolderItem *item,
|
| 294 | gboolean use_cache) |
| 295 | {
|
| 296 | GSList *alist; |
| 297 | NNTPSession *session; |
| 298 | |
| 299 | g_return_val_if_fail(folder != NULL, NULL); |
| 300 | g_return_val_if_fail(item != NULL, NULL); |
| 301 | g_return_val_if_fail(FOLDER_TYPE(folder) == F_NEWS, NULL);
|
| 302 | |
| 303 | session = news_session_get(folder); |
| 304 | |
| 305 | if (!session) {
|
| 306 | alist = procmsg_read_cache(item, FALSE); |
| 307 | item->last_num = procmsg_get_last_num_in_msg_list(alist); |
| 308 | } else if (use_cache) { |
| 309 | GSList *newlist; |
| 310 | gint cache_last; |
| 311 | gint first, last; |
| 312 | |
| 313 | alist = procmsg_read_cache(item, FALSE); |
| 314 | |
| 315 | cache_last = procmsg_get_last_num_in_msg_list(alist); |
| 316 | newlist = news_get_uncached_articles |
| 317 | (session, item, cache_last, &first, &last); |
| 318 | if (first == 0 && last == 0) { |
| 319 | news_delete_all_articles(item); |
| 320 | procmsg_msg_list_free(alist); |
| 321 | alist = NULL;
|
| 322 | } else {
|
| 323 | alist = news_delete_old_articles(alist, item, first); |
| 324 | news_delete_expired_caches(alist, item); |
| 325 | } |
| 326 | |
| 327 | alist = g_slist_concat(alist, newlist); |
| 328 | |
| 329 | item->last_num = last; |
| 330 | } else {
|
| 331 | gint last; |
| 332 | |
| 333 | alist = news_get_uncached_articles |
| 334 | (session, item, 0, NULL, &last); |
| 335 | news_delete_all_articles(item); |
| 336 | item->last_num = last; |
| 337 | } |
| 338 | |
| 339 | procmsg_set_flags(alist, item); |
| 340 | |
| 341 | alist = procmsg_sort_msg_list(alist, item->sort_key, item->sort_type); |
| 342 | |
| 343 | return alist;
|
| 344 | } |
| 345 | |
| 346 | static gchar *news_fetch_msg(Folder *folder, FolderItem *item, gint num)
|
| 347 | {
|
| 348 | gchar *path, *filename; |
| 349 | NNTPSession *session; |
| 350 | gint ok; |
| 351 | |
| 352 | g_return_val_if_fail(folder != NULL, NULL); |
| 353 | g_return_val_if_fail(item != NULL, NULL); |
| 354 | |
| 355 | path = folder_item_get_path(item); |
| 356 | if (!is_dir_exist(path))
|
| 357 | make_dir_hier(path); |
| 358 | filename = g_strconcat(path, G_DIR_SEPARATOR_S, itos(num), NULL);
|
| 359 | g_free(path); |
| 360 | |
| 361 | if (is_file_exist(filename)) {
|
| 362 | debug_print(_("article %d has been already cached.\n"), num);
|
| 363 | return filename;
|
| 364 | } |
| 365 | |
| 366 | session = news_session_get(folder); |
| 367 | if (!session) {
|
| 368 | g_free(filename); |
| 369 | return NULL; |
| 370 | } |
| 371 | |
| 372 | ok = news_select_group(session, item->path, NULL, NULL, NULL); |
| 373 | if (ok != NN_SUCCESS) {
|
| 374 | if (ok == NN_SOCKET) {
|
| 375 | session_destroy(SESSION(session)); |
| 376 | REMOTE_FOLDER(folder)->session = NULL;
|
| 377 | } |
| 378 | g_free(filename); |
| 379 | return NULL; |
| 380 | } |
| 381 | |
| 382 | debug_print(_("getting article %d...\n"), num);
|
| 383 | ok = news_get_article(NNTP_SESSION(REMOTE_FOLDER(folder)->session), |
| 384 | num, filename); |
| 385 | if (ok != NN_SUCCESS) {
|
| 386 | g_warning(_("can't read article %d\n"), num);
|
| 387 | if (ok == NN_SOCKET) {
|
| 388 | session_destroy(SESSION(session)); |
| 389 | REMOTE_FOLDER(folder)->session = NULL;
|
| 390 | } |
| 391 | g_free(filename); |
| 392 | return NULL; |
| 393 | } |
| 394 | |
| 395 | return filename;
|
| 396 | } |
| 397 | |
| 398 | static MsgInfo *news_get_msginfo(Folder *folder, FolderItem *item, gint num)
|
| 399 | {
|
| 400 | MsgInfo *msginfo; |
| 401 | MsgFlags flags = {0, 0};
|
| 402 | gchar *file; |
| 403 | |
| 404 | g_return_val_if_fail(folder != NULL, NULL); |
| 405 | g_return_val_if_fail(item != NULL, NULL); |
| 406 | |
| 407 | file = news_fetch_msg(folder, item, num); |
| 408 | if (!file) return NULL; |
| 409 | |
| 410 | msginfo = procheader_parse_file(file, flags, FALSE); |
| 411 | |
| 412 | g_free(file); |
| 413 | |
| 414 | return msginfo;
|
| 415 | } |
| 416 | |
| 417 | static gint news_close(Folder *folder, FolderItem *item)
|
| 418 | {
|
| 419 | return 0; |
| 420 | } |
| 421 | |
| 422 | static gint news_scan_group(Folder *folder, FolderItem *item)
|
| 423 | {
|
| 424 | NNTPSession *session; |
| 425 | gint num = 0, first = 0, last = 0; |
| 426 | gint new = 0, unread = 0, total = 0; |
| 427 | gint min = 0, max = 0; |
| 428 | gint ok; |
| 429 | |
| 430 | g_return_val_if_fail(folder != NULL, -1); |
| 431 | g_return_val_if_fail(item != NULL, -1); |
| 432 | |
| 433 | session = news_session_get(folder); |
| 434 | if (!session) return -1; |
| 435 | |
| 436 | ok = news_select_group(session, item->path, &num, &first, &last); |
| 437 | if (ok != NN_SUCCESS) {
|
| 438 | if (ok == NN_SOCKET) {
|
| 439 | session_destroy(SESSION(session)); |
| 440 | REMOTE_FOLDER(folder)->session = NULL;
|
| 441 | } |
| 442 | return -1; |
| 443 | } |
| 444 | |
| 445 | if (num == 0) { |
| 446 | item->new = item->unread = item->total = item->last_num = 0;
|
| 447 | return 0; |
| 448 | } |
| 449 | |
| 450 | procmsg_get_mark_sum(item, &new, &unread, &total, &min, &max, first); |
| 451 | |
| 452 | if (max < first || last < min)
|
| 453 | new = unread = total = num; |
| 454 | else {
|
| 455 | if (min < first)
|
| 456 | min = first; |
| 457 | |
| 458 | if (last < max)
|
| 459 | max = last; |
| 460 | else if (max < last) { |
| 461 | new += last - max; |
| 462 | unread += last - max; |
| 463 | } |
| 464 | |
| 465 | if (new > num) new = num;
|
| 466 | if (unread > num) unread = num;
|
| 467 | } |
| 468 | |
| 469 | item->new = new; |
| 470 | item->unread = unread; |
| 471 | item->total = num; |
| 472 | item->last_num = last; |
| 473 | |
| 474 | return 0; |
| 475 | } |
| 476 | |
| 477 | static NewsGroupInfo *news_group_info_new(const gchar *name, |
| 478 | gint first, gint last, gchar type) |
| 479 | {
|
| 480 | NewsGroupInfo *ginfo; |
| 481 | |
| 482 | ginfo = g_new(NewsGroupInfo, 1);
|
| 483 | ginfo->name = g_strdup(name); |
| 484 | ginfo->first = first; |
| 485 | ginfo->last = last; |
| 486 | ginfo->type = type; |
| 487 | |
| 488 | return ginfo;
|
| 489 | } |
| 490 | |
| 491 | static void news_group_info_free(NewsGroupInfo *ginfo) |
| 492 | {
|
| 493 | g_free(ginfo->name); |
| 494 | g_free(ginfo); |
| 495 | } |
| 496 | |
| 497 | static gint news_group_info_compare(NewsGroupInfo *ginfo1,
|
| 498 | NewsGroupInfo *ginfo2) |
| 499 | {
|
| 500 | return g_strcasecmp(ginfo1->name, ginfo2->name);
|
| 501 | } |
| 502 | |
| 503 | GSList *news_get_group_list(Folder *folder) |
| 504 | {
|
| 505 | gchar *path, *filename; |
| 506 | FILE *fp; |
| 507 | GSList *list = NULL;
|
| 508 | GSList *last = NULL;
|
| 509 | gchar buf[NNTPBUFSIZE]; |
| 510 | |
| 511 | g_return_val_if_fail(folder != NULL, NULL); |
| 512 | g_return_val_if_fail(FOLDER_TYPE(folder) == F_NEWS, NULL);
|
| 513 | |
| 514 | path = folder_item_get_path(FOLDER_ITEM(folder->node->data)); |
| 515 | if (!is_dir_exist(path))
|
| 516 | make_dir_hier(path); |
| 517 | filename = g_strconcat(path, G_DIR_SEPARATOR_S, NEWSGROUP_LIST, NULL);
|
| 518 | g_free(path); |
| 519 | |
| 520 | if ((fp = fopen(filename, "rb")) == NULL) { |
| 521 | NNTPSession *session; |
| 522 | gint ok; |
| 523 | |
| 524 | session = news_session_get(folder); |
| 525 | if (!session) {
|
| 526 | g_free(filename); |
| 527 | return NULL; |
| 528 | } |
| 529 | |
| 530 | ok = nntp_list(session); |
| 531 | if (ok != NN_SUCCESS) {
|
| 532 | if (ok == NN_SOCKET) {
|
| 533 | session_destroy(SESSION(session)); |
| 534 | REMOTE_FOLDER(folder)->session = NULL;
|
| 535 | } |
| 536 | g_free(filename); |
| 537 | return NULL; |
| 538 | } |
| 539 | if (recv_write_to_file(SESSION(session)->sock, filename) < 0) { |
| 540 | log_warning(_("can't retrieve newsgroup list\n"));
|
| 541 | session_destroy(SESSION(session)); |
| 542 | REMOTE_FOLDER(folder)->session = NULL;
|
| 543 | g_free(filename); |
| 544 | return NULL; |
| 545 | } |
| 546 | |
| 547 | if ((fp = fopen(filename, "rb")) == NULL) { |
| 548 | FILE_OP_ERROR(filename, "fopen");
|
| 549 | g_free(filename); |
| 550 | return NULL; |
| 551 | } |
| 552 | } |
| 553 | |
| 554 | while (fgets(buf, sizeof(buf), fp) != NULL) { |
| 555 | gchar *p = buf; |
| 556 | gchar *name; |
| 557 | gint last_num; |
| 558 | gint first_num; |
| 559 | gchar type; |
| 560 | NewsGroupInfo *ginfo; |
| 561 | |
| 562 | p = strchr(p, ' ');
|
| 563 | if (!p) continue; |
| 564 | *p = '\0';
|
| 565 | p++; |
| 566 | name = buf; |
| 567 | |
| 568 | if (sscanf(p, "%d %d %c", &last_num, &first_num, &type) < 3) |
| 569 | continue;
|
| 570 | |
| 571 | ginfo = news_group_info_new(name, first_num, last_num, type); |
| 572 | |
| 573 | if (!last)
|
| 574 | last = list = g_slist_append(NULL, ginfo);
|
| 575 | else {
|
| 576 | last = g_slist_append(last, ginfo); |
| 577 | last = last->next; |
| 578 | } |
| 579 | } |
| 580 | |
| 581 | fclose(fp); |
| 582 | g_free(filename); |
| 583 | |
| 584 | list = g_slist_sort(list, (GCompareFunc)news_group_info_compare); |
| 585 | |
| 586 | return list;
|
| 587 | } |
| 588 | |
| 589 | void news_group_list_free(GSList *group_list)
|
| 590 | {
|
| 591 | GSList *cur; |
| 592 | |
| 593 | if (!group_list) return; |
| 594 | |
| 595 | for (cur = group_list; cur != NULL; cur = cur->next) |
| 596 | news_group_info_free((NewsGroupInfo *)cur->data); |
| 597 | g_slist_free(group_list); |
| 598 | } |
| 599 | |
| 600 | void news_remove_group_list_cache(Folder *folder)
|
| 601 | {
|
| 602 | gchar *path, *filename; |
| 603 | |
| 604 | g_return_if_fail(folder != NULL);
|
| 605 | g_return_if_fail(FOLDER_TYPE(folder) == F_NEWS); |
| 606 | |
| 607 | path = folder_item_get_path(FOLDER_ITEM(folder->node->data)); |
| 608 | filename = g_strconcat(path, G_DIR_SEPARATOR_S, NEWSGROUP_LIST, NULL);
|
| 609 | g_free(path); |
| 610 | |
| 611 | if (is_file_exist(filename)) {
|
| 612 | if (remove(filename) < 0) |
| 613 | FILE_OP_ERROR(filename, "remove");
|
| 614 | } |
| 615 | g_free(filename); |
| 616 | } |
| 617 | |
| 618 | gint news_post(Folder *folder, const gchar *file)
|
| 619 | {
|
| 620 | FILE *fp; |
| 621 | gint ok; |
| 622 | |
| 623 | g_return_val_if_fail(folder != NULL, -1); |
| 624 | g_return_val_if_fail(FOLDER_TYPE(folder) == F_NEWS, -1);
|
| 625 | g_return_val_if_fail(file != NULL, -1); |
| 626 | |
| 627 | if ((fp = fopen(file, "rb")) == NULL) { |
| 628 | FILE_OP_ERROR(file, "fopen");
|
| 629 | return -1; |
| 630 | } |
| 631 | |
| 632 | ok = news_post_stream(folder, fp); |
| 633 | |
| 634 | fclose(fp); |
| 635 | |
| 636 | return ok;
|
| 637 | } |
| 638 | |
| 639 | gint news_post_stream(Folder *folder, FILE *fp) |
| 640 | {
|
| 641 | NNTPSession *session; |
| 642 | gint ok; |
| 643 | |
| 644 | g_return_val_if_fail(folder != NULL, -1); |
| 645 | g_return_val_if_fail(FOLDER_TYPE(folder) == F_NEWS, -1);
|
| 646 | g_return_val_if_fail(fp != NULL, -1); |
| 647 | |
| 648 | session = news_session_get(folder); |
| 649 | if (!session) return -1; |
| 650 | |
| 651 | ok = nntp_post(session, fp); |
| 652 | if (ok != NN_SUCCESS) {
|
| 653 | log_warning(_("can't post article.\n"));
|
| 654 | if (ok == NN_SOCKET) {
|
| 655 | session_destroy(SESSION(session)); |
| 656 | REMOTE_FOLDER(folder)->session = NULL;
|
| 657 | } |
| 658 | return -1; |
| 659 | } |
| 660 | |
| 661 | return 0; |
| 662 | } |
| 663 | |
| 664 | static gint news_get_article_cmd(NNTPSession *session, const gchar *cmd, |
| 665 | gint num, gchar *filename) |
| 666 | {
|
| 667 | gchar *msgid; |
| 668 | gint ok; |
| 669 | |
| 670 | ok = nntp_get_article(session, cmd, num, &msgid); |
| 671 | if (ok != NN_SUCCESS)
|
| 672 | return ok;
|
| 673 | |
| 674 | debug_print("Message-Id = %s, num = %d\n", msgid, num);
|
| 675 | g_free(msgid); |
| 676 | |
| 677 | ok = recv_write_to_file(SESSION(session)->sock, filename); |
| 678 | if (ok < 0) { |
| 679 | log_warning(_("can't retrieve article %d\n"), num);
|
| 680 | if (ok == -2) |
| 681 | return NN_SOCKET;
|
| 682 | else
|
| 683 | return NN_IOERR;
|
| 684 | } |
| 685 | |
| 686 | return NN_SUCCESS;
|
| 687 | } |
| 688 | |
| 689 | static gint news_get_article(NNTPSession *session, gint num, gchar *filename)
|
| 690 | {
|
| 691 | return news_get_article_cmd(session, "ARTICLE", num, filename); |
| 692 | } |
| 693 | |
| 694 | #if 0
|
| 695 | static gint news_get_header(NNTPSession *session, gint num, gchar *filename) |
| 696 | {
|
| 697 | return news_get_article_cmd(session, "HEAD", num, filename); |
| 698 | } |
| 699 | #endif |
| 700 | |
| 701 | /**
|
| 702 | * news_select_group: |
| 703 | * @session: Active NNTP session. |
| 704 | * @group: Newsgroup name. |
| 705 | * @num: Estimated number of articles. |
| 706 | * @first: First article number. |
| 707 | * @last: Last article number. |
| 708 | * |
| 709 | * Select newsgroup @group with the GROUP command if it is not already |
| 710 | * selected in @session, or article numbers need to be returned. |
| 711 | * |
| 712 | * Return value: NNTP result code. |
| 713 | **/ |
| 714 | static gint news_select_group(NNTPSession *session, const gchar *group, |
| 715 | gint *num, gint *first, gint *last) |
| 716 | {
|
| 717 | gint ok; |
| 718 | gint num_, first_, last_; |
| 719 | |
| 720 | if (!num || !first || !last) {
|
| 721 | if (session->group && g_strcasecmp(session->group, group) == 0) |
| 722 | return NN_SUCCESS;
|
| 723 | num = &num_; |
| 724 | first = &first_; |
| 725 | last = &last_; |
| 726 | } |
| 727 | |
| 728 | g_free(session->group); |
| 729 | session->group = NULL;
|
| 730 | |
| 731 | ok = nntp_group(session, group, num, first, last); |
| 732 | if (ok == NN_SUCCESS)
|
| 733 | session->group = g_strdup(group); |
| 734 | else
|
| 735 | log_warning(_("can't select group: %s\n"), group);
|
| 736 | |
| 737 | return ok;
|
| 738 | } |
| 739 | |
| 740 | static GSList *news_get_uncached_articles(NNTPSession *session,
|
| 741 | FolderItem *item, gint cache_last, |
| 742 | gint *rfirst, gint *rlast) |
| 743 | {
|
| 744 | gint ok; |
| 745 | gint num = 0, first = 0, last = 0, begin = 0, end = 0; |
| 746 | gchar buf[NNTPBUFSIZE]; |
| 747 | GSList *newlist = NULL;
|
| 748 | GSList *llast = NULL;
|
| 749 | MsgInfo *msginfo; |
| 750 | |
| 751 | if (rfirst) *rfirst = -1; |
| 752 | if (rlast) *rlast = -1; |
| 753 | |
| 754 | g_return_val_if_fail(session != NULL, NULL); |
| 755 | g_return_val_if_fail(item != NULL, NULL); |
| 756 | g_return_val_if_fail(item->folder != NULL, NULL); |
| 757 | g_return_val_if_fail(FOLDER_TYPE(item->folder) == F_NEWS, NULL);
|
| 758 | |
| 759 | ok = news_select_group(session, item->path, &num, &first, &last); |
| 760 | if (ok != NN_SUCCESS) {
|
| 761 | if (ok == NN_SOCKET) {
|
| 762 | session_destroy(SESSION(session)); |
| 763 | REMOTE_FOLDER(item->folder)->session = NULL;
|
| 764 | } |
| 765 | return NULL; |
| 766 | } |
| 767 | |
| 768 | /* calculate getting overview range */
|
| 769 | if (first > last) {
|
| 770 | log_warning(_("invalid article range: %d - %d\n"),
|
| 771 | first, last); |
| 772 | return NULL; |
| 773 | } |
| 774 | |
| 775 | if (rfirst) *rfirst = first;
|
| 776 | if (rlast) *rlast = last;
|
| 777 | |
| 778 | if (cache_last < first)
|
| 779 | begin = first; |
| 780 | else if (last < cache_last) |
| 781 | begin = first; |
| 782 | else if (last == cache_last) { |
| 783 | debug_print(_("no new articles.\n"));
|
| 784 | return NULL; |
| 785 | } else
|
| 786 | begin = cache_last + 1;
|
| 787 | end = last; |
| 788 | |
| 789 | if (prefs_common.max_articles > 0 && |
| 790 | end - begin + 1 > prefs_common.max_articles)
|
| 791 | begin = end - prefs_common.max_articles + 1;
|
| 792 | |
| 793 | log_message(_("getting xover %d - %d in %s...\n"),
|
| 794 | begin, end, item->path); |
| 795 | ok = nntp_xover(session, begin, end); |
| 796 | if (ok != NN_SUCCESS) {
|
| 797 | log_warning(_("can't get xover\n"));
|
| 798 | if (ok == NN_SOCKET) {
|
| 799 | session_destroy(SESSION(session)); |
| 800 | REMOTE_FOLDER(item->folder)->session = NULL;
|
| 801 | } |
| 802 | return NULL; |
| 803 | } |
| 804 | |
| 805 | for (;;) {
|
| 806 | if (sock_gets(SESSION(session)->sock, buf, sizeof(buf)) < 0) { |
| 807 | log_warning(_("error occurred while getting xover.\n"));
|
| 808 | session_destroy(SESSION(session)); |
| 809 | REMOTE_FOLDER(item->folder)->session = NULL;
|
| 810 | return newlist;
|
| 811 | } |
| 812 | |
| 813 | if (buf[0] == '.' && buf[1] == '\r') break; |
| 814 | |
| 815 | msginfo = news_parse_xover(buf); |
| 816 | if (!msginfo) {
|
| 817 | log_warning(_("invalid xover line: %s\n"), buf);
|
| 818 | continue;
|
| 819 | } |
| 820 | |
| 821 | msginfo->folder = item; |
| 822 | msginfo->flags.perm_flags = MSG_NEW|MSG_UNREAD; |
| 823 | msginfo->flags.tmp_flags = MSG_NEWS; |
| 824 | msginfo->newsgroups = g_strdup(item->path); |
| 825 | |
| 826 | if (!newlist)
|
| 827 | llast = newlist = g_slist_append(newlist, msginfo); |
| 828 | else {
|
| 829 | llast = g_slist_append(llast, msginfo); |
| 830 | llast = llast->next; |
| 831 | } |
| 832 | } |
| 833 | |
| 834 | ok = nntp_xhdr(session, "to", begin, end);
|
| 835 | if (ok != NN_SUCCESS) {
|
| 836 | log_warning(_("can't get xhdr\n"));
|
| 837 | if (ok == NN_SOCKET) {
|
| 838 | session_destroy(SESSION(session)); |
| 839 | REMOTE_FOLDER(item->folder)->session = NULL;
|
| 840 | } |
| 841 | return newlist;
|
| 842 | } |
| 843 | |
| 844 | llast = newlist; |
| 845 | |
| 846 | for (;;) {
|
| 847 | if (sock_gets(SESSION(session)->sock, buf, sizeof(buf)) < 0) { |
| 848 | log_warning(_("error occurred while getting xhdr.\n"));
|
| 849 | session_destroy(SESSION(session)); |
| 850 | REMOTE_FOLDER(item->folder)->session = NULL;
|
| 851 | return newlist;
|
| 852 | } |
| 853 | |
| 854 | if (buf[0] == '.' && buf[1] == '\r') break; |
| 855 | if (!llast) {
|
| 856 | g_warning("llast == NULL\n");
|
| 857 | continue;
|
| 858 | } |
| 859 | |
| 860 | msginfo = (MsgInfo *)llast->data; |
| 861 | msginfo->to = news_parse_xhdr(buf, msginfo); |
| 862 | |
| 863 | llast = llast->next; |
| 864 | } |
| 865 | |
| 866 | ok = nntp_xhdr(session, "cc", begin, end);
|
| 867 | if (ok != NN_SUCCESS) {
|
| 868 | log_warning(_("can't get xhdr\n"));
|
| 869 | if (ok == NN_SOCKET) {
|
| 870 | session_destroy(SESSION(session)); |
| 871 | REMOTE_FOLDER(item->folder)->session = NULL;
|
| 872 | } |
| 873 | return newlist;
|
| 874 | } |
| 875 | |
| 876 | llast = newlist; |
| 877 | |
| 878 | for (;;) {
|
| 879 | if (sock_gets(SESSION(session)->sock, buf, sizeof(buf)) < 0) { |
| 880 | log_warning(_("error occurred while getting xhdr.\n"));
|
| 881 | session_destroy(SESSION(session)); |
| 882 | REMOTE_FOLDER(item->folder)->session = NULL;
|
| 883 | return newlist;
|
| 884 | } |
| 885 | |
| 886 | if (buf[0] == '.' && buf[1] == '\r') break; |
| 887 | if (!llast) {
|
| 888 | g_warning("llast == NULL\n");
|
| 889 | continue;
|
| 890 | } |
| 891 | |
| 892 | msginfo = (MsgInfo *)llast->data; |
| 893 | msginfo->cc = news_parse_xhdr(buf, msginfo); |
| 894 | |
| 895 | llast = llast->next; |
| 896 | } |
| 897 | |
| 898 | session_set_access_time(SESSION(session)); |
| 899 | |
| 900 | return newlist;
|
| 901 | } |
| 902 | |
| 903 | #define PARSE_ONE_PARAM(p, srcp) \
|
| 904 | { \
|
| 905 | p = strchr(srcp, '\t'); \
|
| 906 | if (!p) return NULL; \ |
| 907 | else \
|
| 908 | *p++ = '\0'; \
|
| 909 | } |
| 910 | |
| 911 | static MsgInfo *news_parse_xover(const gchar *xover_str) |
| 912 | {
|
| 913 | MsgInfo *msginfo; |
| 914 | gchar buf[NNTPBUFSIZE]; |
| 915 | gchar *subject, *sender, *size, *line, *date, *msgid, *ref, *tmp; |
| 916 | gchar *p; |
| 917 | gint num, size_int, line_int; |
| 918 | gchar *xover_buf; |
| 919 | |
| 920 | Xstrdup_a(xover_buf, xover_str, return NULL); |
| 921 | |
| 922 | PARSE_ONE_PARAM(subject, xover_buf); |
| 923 | PARSE_ONE_PARAM(sender, subject); |
| 924 | PARSE_ONE_PARAM(date, sender); |
| 925 | PARSE_ONE_PARAM(msgid, date); |
| 926 | PARSE_ONE_PARAM(ref, msgid); |
| 927 | PARSE_ONE_PARAM(size, ref); |
| 928 | PARSE_ONE_PARAM(line, size); |
| 929 | |
| 930 | tmp = strchr(line, '\t');
|
| 931 | if (!tmp) tmp = strchr(line, '\r'); |
| 932 | if (!tmp) tmp = strchr(line, '\n'); |
| 933 | if (tmp) *tmp = '\0'; |
| 934 | |
| 935 | num = atoi(xover_str); |
| 936 | size_int = atoi(size); |
| 937 | line_int = atoi(line); |
| 938 | |
| 939 | /* set MsgInfo */
|
| 940 | msginfo = g_new0(MsgInfo, 1);
|
| 941 | msginfo->msgnum = num; |
| 942 | msginfo->size = size_int; |
| 943 | |
| 944 | msginfo->date = g_strdup(date); |
| 945 | msginfo->date_t = procheader_date_parse(NULL, date, 0); |
| 946 | |
| 947 | conv_unmime_header(buf, sizeof(buf), sender, NULL); |
| 948 | msginfo->from = g_strdup(buf); |
| 949 | msginfo->fromname = procheader_get_fromname(buf); |
| 950 | |
| 951 | conv_unmime_header(buf, sizeof(buf), subject, NULL); |
| 952 | msginfo->subject = g_strdup(buf); |
| 953 | |
| 954 | extract_parenthesis(msgid, '<', '>'); |
| 955 | remove_space(msgid); |
| 956 | if (*msgid != '\0') |
| 957 | msginfo->msgid = g_strdup(msgid); |
| 958 | |
| 959 | eliminate_parenthesis(ref, '(', ')'); |
| 960 | if ((p = strrchr(ref, '<')) != NULL) { |
| 961 | extract_parenthesis(p, '<', '>'); |
| 962 | remove_space(p); |
| 963 | if (*p != '\0') |
| 964 | msginfo->inreplyto = g_strdup(p); |
| 965 | } |
| 966 | |
| 967 | return msginfo;
|
| 968 | } |
| 969 | |
| 970 | static gchar *news_parse_xhdr(const gchar *xhdr_str, MsgInfo *msginfo) |
| 971 | {
|
| 972 | gchar *p; |
| 973 | gchar *tmp; |
| 974 | gint num; |
| 975 | |
| 976 | p = strchr(xhdr_str, ' ');
|
| 977 | if (!p)
|
| 978 | return NULL; |
| 979 | else
|
| 980 | p++; |
| 981 | |
| 982 | num = atoi(xhdr_str); |
| 983 | if (msginfo->msgnum != num) return NULL; |
| 984 | |
| 985 | tmp = strchr(p, '\r');
|
| 986 | if (!tmp) tmp = strchr(p, '\n'); |
| 987 | |
| 988 | if (tmp)
|
| 989 | return g_strndup(p, tmp - p);
|
| 990 | else
|
| 991 | return g_strdup(p);
|
| 992 | } |
| 993 | |
| 994 | static GSList *news_delete_old_articles(GSList *alist, FolderItem *item,
|
| 995 | gint first) |
| 996 | {
|
| 997 | GSList *cur, *next; |
| 998 | MsgInfo *msginfo; |
| 999 | gchar *dir; |
| 1000 | |
| 1001 | g_return_val_if_fail(item != NULL, alist);
|
| 1002 | g_return_val_if_fail(item->folder != NULL, alist);
|
| 1003 | g_return_val_if_fail(FOLDER_TYPE(item->folder) == F_NEWS, alist); |
| 1004 | |
| 1005 | if (first < 2) return alist; |
| 1006 | |
| 1007 | debug_print("Deleting cached articles 1 - %d ...\n", first - 1); |
| 1008 | |
| 1009 | dir = folder_item_get_path(item); |
| 1010 | remove_numbered_files(dir, 1, first - 1); |
| 1011 | g_free(dir); |
| 1012 | |
| 1013 | for (cur = alist; cur != NULL; ) { |
| 1014 | next = cur->next; |
| 1015 | |
| 1016 | msginfo = (MsgInfo *)cur->data; |
| 1017 | if (msginfo && msginfo->msgnum < first) {
|
| 1018 | procmsg_msginfo_free(msginfo); |
| 1019 | alist = g_slist_remove(alist, msginfo); |
| 1020 | } |
| 1021 | |
| 1022 | cur = next; |
| 1023 | } |
| 1024 | |
| 1025 | return alist;
|
| 1026 | } |
| 1027 | |
| 1028 | static void news_delete_all_articles(FolderItem *item) |
| 1029 | {
|
| 1030 | gchar *dir; |
| 1031 | |
| 1032 | g_return_if_fail(item != NULL);
|
| 1033 | g_return_if_fail(item->folder != NULL);
|
| 1034 | g_return_if_fail(FOLDER_TYPE(item->folder) == F_NEWS); |
| 1035 | |
| 1036 | debug_print("Deleting all cached articles...\n");
|
| 1037 | |
| 1038 | dir = folder_item_get_path(item); |
| 1039 | remove_all_numbered_files(dir); |
| 1040 | g_free(dir); |
| 1041 | } |
| 1042 | |
| 1043 | static void news_delete_expired_caches(GSList *alist, FolderItem *item) |
| 1044 | {
|
| 1045 | gchar *dir; |
| 1046 | |
| 1047 | g_return_if_fail(item != NULL);
|
| 1048 | g_return_if_fail(item->folder != NULL);
|
| 1049 | g_return_if_fail(FOLDER_TYPE(item->folder) == F_NEWS); |
| 1050 | |
| 1051 | debug_print("Deleting expired cached articles...\n");
|
| 1052 | |
| 1053 | dir = folder_item_get_path(item); |
| 1054 | remove_expired_files(dir, 24 * 7); |
| 1055 | g_free(dir); |
| 1056 | } |