src/main.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2003 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 <gtk/gtkmain.h>
  28 #include <gtk/gtkrc.h>
  29
  30 #include <stdio.h>
  31 #include <stdlib.h>
  32 #include <string.h>
  33 #include <ctype.h>
  34 #include <unistd.h>
  35 #include <time.h>
  36 #include <sys/stat.h>
  37 #include <sys/types.h>
  38 #include <signal.h>
  39
  40 #if USE_GPGME
  41 #  include <gpgme.h>
  42 #  include "passphrase.h"
  43 #endif
  44
  45 #include "sylpheed.h"
  46 #include "intl.h"
  47 #include "main.h"
  48 #include "mainwindow.h"
  49 #include "folderview.h"
  50 #include "summaryview.h"
  51 #include "prefs_common.h"
  52 #include "prefs_account.h"
  53 #include "prefs_actions.h"
  54 #include "prefs_fonts.h"
  55 #include "prefs_spelling.h"
  56 #include "prefs_display_header.h"
  57 #include "account.h"
  58 #include "procmsg.h"
  59 #include "inc.h"
  60 #include "import.h"
  61 #include "manage_window.h"
  62 #include "alertpanel.h"
  63 #include "statusbar.h"
  64 #include "addressbook.h"
  65 #include "compose.h"
  66 #include "folder.h"
  67 #include "setup.h"
  68 #include "utils.h"
  69 #include "gtkutils.h"
  70 #include "socket.h"
  71 #include "log.h"
  72 #include "prefs_toolbar.h"
  73 #include "plugin.h"
  74
  75 #if USE_GPGME
  76 #  include "sgpgme.h"
  77 #  include "pgpmime.h"
  78 #endif
  79 #if USE_OPENSSL
  80 #  include "ssl.h"
  81 #endif
  82
  83 #include "version.h"
  84
  85 #include "crash.h"
  86
  87 gchar *prog_version;
  88 #ifdef CRASH_DIALOG
  89 gchar *argv0;
  90 #endif
  91
  92 static gint lock_socket = -1;
  93 static gint lock_socket_tag = 0;
  94
  95 typedef enum
  96 {
  97         ONLINE_MODE_DONT_CHANGE,
  98         ONLINE_MODE_ONLINE,
  99         ONLINE_MODE_OFFLINE
 100 } OnlineMode;
 101
 102 static struct RemoteCmd {
 103         gboolean receive;
 104         gboolean receive_all;
 105         gboolean compose;
 106         const gchar *compose_mailto;
 107         GPtrArray *attach_files;
 108         gboolean status;
 109         gboolean status_full;
 110         GPtrArray *status_folders;
 111         GPtrArray *status_full_folders;
 112         gboolean send;
 113         gboolean crash;
 114         int online_mode;
 115         gchar   *crash_params;
 116 } cmd;
 117
 118 static void parse_cmd_opt(int argc, char *argv[]);
 119
 120 static gint prohibit_duplicate_launch   (void);
 121 static gchar * get_crashfile_name       (void);
 122 static gint lock_socket_remove          (void);
 123 static void lock_socket_input_cb        (gpointer          data,
 124                                          gint              source,
 125                                          GdkInputCondition condition);
 126 #ifndef CLAWS
 127 static
 128 #endif
 129 gchar *get_socket_name          (void);
 130
 131
 132 static void open_compose_new            (const gchar    *address,
 133                                          GPtrArray      *attach_files);
 134
 135 static void send_queue                  (void);
 136 static void initial_processing          (FolderItem *item, gpointer data);
 137 static void quit_signal_handler         (int sig);
 138 static void install_basic_sighandlers   (void);
 139 static void exit_sylpheed               (MainWindow *mainwin);
 140
 141 #if 0
 142 /* for gettext */
 143 _("File `%s' already exists.\n"
 144   "Can't create folder.")
 145 #endif
 146
 147 #define MAKE_DIR_IF_NOT_EXIST(dir) \
 148 { \
 149         if (!is_dir_exist(dir)) { \
 150                 if (is_file_exist(dir)) { \
 151                         alertpanel_warning \
 152                                 (_("File `%s' already exists.\n" \
 153                                    "Can't create folder."), \
 154                                  dir); \
 155                         return 1; \
 156                 } \
 157                 if (make_dir(dir) < 0) \
 158                         return 1; \
 159         } \
 160 }
 161
 162 static MainWindow *static_mainwindow;
 163
 164 int main(int argc, char *argv[])
 165 {
 166         gchar *userrc;
 167         MainWindow *mainwin;
 168         FolderView *folderview;
 169
 170         if (!sylpheed_init(&argc, &argv)) {
 171                 return 0;
 172         }
 173
 174         prog_version = PROG_VERSION;
 175 #ifdef CRASH_DIALOG
 176         argv0 = g_strdup(argv[0]);
 177 #endif
 178
 179         parse_cmd_opt(argc, argv);
 180
 181 #ifdef CRASH_DIALOG
 182         if (cmd.crash) {
 183                 gtk_set_locale();
 184                 gtk_init(&argc, &argv);
 185                 crash_main(cmd.crash_params);
 186                 return 0;
 187         }
 188         crash_install_handlers();
 189 #endif
 190         install_basic_sighandlers();
 191
 192         /* check and create unix domain socket */
 193         lock_socket = prohibit_duplicate_launch();
 194         if (lock_socket < 0) return 0;
 195
 196         if (cmd.status || cmd.status_full) {
 197                 puts("0 Sylpheed not running.");
 198                 lock_socket_remove();
 199                 return 0;
 200         }
 201
 202         gtk_set_locale();
 203         gtk_init(&argc, &argv);
 204
 205         gdk_rgb_init();
 206         gtk_widget_set_default_colormap(gdk_rgb_get_cmap());
 207         gtk_widget_set_default_visual(gdk_rgb_get_visual());
 208
 209 #if USE_THREADS || USE_LDAP
 210         g_thread_init(NULL);
 211         if (!g_thread_supported())
 212                 g_error(_("g_thread is not supported by glib.\n"));
 213 #endif
 214
 215         /* parse gtkrc files */
 216         userrc = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S, ".gtkrc-2.0",
 217                              NULL);
 218         gtk_rc_parse(userrc);
 219         g_free(userrc);
 220         userrc = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S, ".gtk",
 221                              G_DIR_SEPARATOR_S, "gtkrc-2.0", NULL);
 222         gtk_rc_parse(userrc);
 223         g_free(userrc);
 224         userrc = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, "gtkrc-2.0", NULL);
 225         gtk_rc_parse(userrc);
 226         g_free(userrc);
 227
 228         gtk_rc_parse("./gtkrc-2.0");
 229
 230         userrc = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, MENU_RC, NULL);
 231         gtk_accel_map_load (userrc);
 232         g_free(userrc);
 233
 234         gtk_settings_set_long_property(gtk_settings_get_default(),
 235                                        "gtk-can-change-accels",
 236                                        (glong)TRUE, "XProperty");
 237
 238         CHDIR_RETURN_VAL_IF_FAIL(get_home_dir(), 1);
 239
 240         MAKE_DIR_IF_NOT_EXIST(RC_DIR);
 241         MAKE_DIR_IF_NOT_EXIST(get_imap_cache_dir());
 242         MAKE_DIR_IF_NOT_EXIST(get_news_cache_dir());
 243         MAKE_DIR_IF_NOT_EXIST(get_mime_tmp_dir());
 244         MAKE_DIR_IF_NOT_EXIST(get_tmp_dir());
 245         MAKE_DIR_IF_NOT_EXIST(RC_DIR G_DIR_SEPARATOR_S "uidl");
 246
 247         set_log_file(RC_DIR G_DIR_SEPARATOR_S "sylpheed.log");
 248
 249         folder_system_init();
 250         prefs_common_init();
 251         prefs_common_read_config();
 252
 253 #if USE_GPGME
 254         sgpgme_init();
 255         pgpmime_init();
 256 #endif
 257
 258         prefs_fonts_init();
 259 #ifdef USE_ASPELL
 260         gtkaspell_checkers_init();
 261         prefs_spelling_init();
 262 #endif
 263
 264         sock_set_io_timeout(prefs_common.io_timeout_secs);
 265
 266         prefs_actions_read_config();
 267         prefs_display_header_read_config();
 268         /* prefs_filtering_read_config(); */
 269         addressbook_read_file();
 270         renderer_read_config();
 271
 272         gtkut_widget_init();
 273
 274         mainwin = main_window_create
 275                 (prefs_common.sep_folder | prefs_common.sep_msg << 1);
 276         folderview = mainwin->folderview;
 277
 278         /* register the callback of unix domain socket input */
 279         lock_socket_tag = gdk_input_add(lock_socket,
 280                                         GDK_INPUT_READ | GDK_INPUT_EXCEPTION,
 281                                         lock_socket_input_cb,
 282                                         mainwin);
 283
 284         account_read_config_all();
 285
 286         if (folder_read_list() < 0) {
 287                 setup(mainwin);
 288                 folder_write_list();
 289         }
 290         if (!account_get_list()) {
 291                 account_edit_open();
 292                 account_add();
 293         }
 294
 295         account_set_missing_folder();
 296         folder_set_missing_folders();
 297         folderview_set(folderview);
 298
 299         prefs_matcher_read_config();
 300
 301         /* make one all-folder processing before using sylpheed */
 302         folder_func_to_all_folders(initial_processing, (gpointer *)mainwin);
 303
 304         /* if Sylpheed crashed, rebuild caches */
 305         if (!cmd.crash && is_file_exist(get_crashfile_name())) {
 306                 debug_print("Sylpheed crashed, checking for new messages in local folders\n");
 307                 folderview_check_new(NULL);
 308         }
 309         /* make the crash-indicator file */
 310         str_write_to_file("foo", get_crashfile_name());
 311
 312         addressbook_read_file();
 313
 314         inc_autocheck_timer_init(mainwin);
 315
 316         /* ignore SIGPIPE signal for preventing sudden death of program */
 317         signal(SIGPIPE, SIG_IGN);
 318
 319         if (cmd.online_mode == ONLINE_MODE_OFFLINE)
 320                 main_window_toggle_work_offline(mainwin, TRUE);
 321         if (cmd.online_mode == ONLINE_MODE_ONLINE)
 322                 main_window_toggle_work_offline(mainwin, FALSE);
 323
 324         if (cmd.receive_all)
 325                 inc_all_account_mail(mainwin, FALSE,
 326                                      prefs_common.newmail_notify_manu);
 327         else if (prefs_common.chk_on_startup)
 328                 inc_all_account_mail(mainwin, TRUE,
 329                                      prefs_common.newmail_notify_manu);
 330         else if (cmd.receive)
 331                 inc_mail(mainwin, prefs_common.newmail_notify_manu);
 332         else
 333                 gtk_widget_grab_focus(folderview->ctree);
 334
 335         if (cmd.compose)
 336                 open_compose_new(cmd.compose_mailto, cmd.attach_files);
 337         if (cmd.attach_files) {
 338                 ptr_array_free_strings(cmd.attach_files);
 339                 g_ptr_array_free(cmd.attach_files, TRUE);
 340                 cmd.attach_files = NULL;
 341         }
 342         if (cmd.send)
 343                 send_queue();
 344         if (cmd.status_folders) {
 345                 g_ptr_array_free(cmd.status_folders, TRUE);
 346                 cmd.status_folders = NULL;
 347         }
 348         if (cmd.status_full_folders) {
 349                 g_ptr_array_free(cmd.status_full_folders, TRUE);
 350                 cmd.status_full_folders = NULL;
 351         }
 352
 353         prefs_toolbar_init();
 354
 355         plugin_load_all("GTK");
 356
 357         static_mainwindow = mainwin;
 358         gtk_main();
 359
 360         exit_sylpheed(mainwin);
 361
 362         return 0;
 363 }
 364
 365 static void save_all_caches(FolderItem *item, gpointer data)
 366 {
 367         if (!item->cache)
 368                 return;
 369         folder_item_write_cache(item);
 370 }
 371
 372 static void exit_sylpheed(MainWindow *mainwin)
 373 {
 374         gchar *filename;
 375         GList *list;
 376
 377         debug_print("shutting down\n");
 378
 379         inc_autocheck_timer_remove();
 380
 381         if (prefs_common.clean_on_exit)
 382                 main_window_empty_trash(mainwin, prefs_common.ask_on_clean);
 383
 384         /* save prefs for opened folder */
 385         if(mainwin->folderview->opened)
 386         {
 387                 FolderItem *item;
 388
 389                 item = gtk_ctree_node_get_row_data(GTK_CTREE(mainwin->folderview->ctree), mainwin->folderview->opened);
 390                 summary_save_prefs_to_folderitem(mainwin->folderview->summaryview, item);
 391         }
 392
 393         /* save all state before exiting */
 394         folder_write_list();
 395         folder_func_to_all_folders(save_all_caches, NULL);
 396         for (list = folder_get_list(); list != NULL; list = g_list_next(list)) {
 397                 Folder *folder = FOLDER(list->data);
 398
 399                 folder_tree_destroy(folder);
 400         }
 401
 402         main_window_get_size(mainwin);
 403         main_window_get_position(mainwin);
 404         prefs_common_save_config();
 405         account_save_config_all();
 406         addressbook_export_to_file();
 407
 408         filename = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, MENU_RC, NULL);
 409 #warning FIXME_GTK2 gtk_item_factory_dump_rc() not existing
 410 #if 0
 411         gtk_item_factory_dump_rc(filename, NULL, TRUE);
 412 #endif
 413         gtk_accel_map_save(filename);
 414         g_free(filename);
 415
 416         /* delete temporary files */
 417         remove_all_files(get_mime_tmp_dir());
 418
 419         close_log_file();
 420
 421         /* delete crashfile */
 422         if (!cmd.crash)
 423                 unlink(get_crashfile_name());
 424
 425         lock_socket_remove();
 426
 427         main_window_destroy(mainwin);
 428
 429         plugin_unload_all("GTK");
 430
 431         prefs_toolbar_done();
 432
 433         addressbook_destroy();
 434
 435 #ifdef USE_GPGME
 436         pgpmime_done();
 437         sgpgme_done();
 438 #endif
 439
 440         prefs_fonts_done();
 441 #ifdef USE_ASPELL
 442         prefs_spelling_done();
 443         gtkaspell_checkers_quit();
 444 #endif
 445         sylpheed_done();
 446
 447 }
 448
 449 static void parse_cmd_opt(int argc, char *argv[])
 450 {
 451         gint i;
 452
 453         for (i = 1; i < argc; i++) {
 454                 if (!strncmp(argv[i], "--receive-all", 13))
 455                         cmd.receive_all = TRUE;
 456                 else if (!strncmp(argv[i], "--receive", 9))
 457                         cmd.receive = TRUE;
 458                 else if (!strncmp(argv[i], "--compose", 9)) {
 459                         const gchar *p = argv[i + 1];
 460
 461                         cmd.compose = TRUE;
 462                         cmd.compose_mailto = NULL;
 463                         if (p && *p != '\0' && *p != '-') {
 464                                 if (!strncmp(p, "mailto:", 7))
 465                                         cmd.compose_mailto = p + 7;
 466                                 else
 467                                         cmd.compose_mailto = p;
 468                                 i++;
 469                         }
 470                 } else if (!strncmp(argv[i], "--attach", 8)) {
 471                         const gchar *p = argv[i + 1];
 472                         gchar *file;
 473
 474                         while (p && *p != '\0' && *p != '-') {
 475                                 if (!cmd.attach_files)
 476                                         cmd.attach_files = g_ptr_array_new();
 477                                 if (*p != G_DIR_SEPARATOR)
 478                                         file = g_strconcat(sylpheed_get_startup_dir(),
 479                                                            G_DIR_SEPARATOR_S,
 480                                                            p, NULL);
 481                                 else
 482                                         file = g_strdup(p);
 483                                 g_ptr_array_add(cmd.attach_files, file);
 484                                 i++;
 485                                 p = argv[i + 1];
 486                         }
 487                 } else if (!strncmp(argv[i], "--send", 6)) {
 488                         cmd.send = TRUE;
 489                 } else if (!strncmp(argv[i], "--version", 9)) {
 490                         puts("Sylpheed version " VERSION);
 491                         exit(0);
 492                 } else if (!strncmp(argv[i], "--status-full", 13)) {
 493                         const gchar *p = argv[i + 1];
 494
 495                         cmd.status_full = TRUE;
 496                         while (p && *p != '\0' && *p != '-') {
 497                                 if (!cmd.status_full_folders)
 498                                         cmd.status_full_folders =
 499                                                 g_ptr_array_new();
 500                                 g_ptr_array_add(cmd.status_full_folders,
 501                                                 g_strdup(p));
 502                                 i++;
 503                                 p = argv[i + 1];
 504                         }
 505                 } else if (!strncmp(argv[i], "--status", 8)) {
 506                         const gchar *p = argv[i + 1];
 507
 508                         cmd.status = TRUE;
 509                         while (p && *p != '\0' && *p != '-') {
 510                                 if (!cmd.status_folders)
 511                                         cmd.status_folders = g_ptr_array_new();
 512                                 g_ptr_array_add(cmd.status_folders,
 513                                                 g_strdup(p));
 514                                 i++;
 515                                 p = argv[i + 1];
 516                         }
 517                 } else if (!strncmp(argv[i], "--online", 8)) {
 518                         cmd.online_mode = ONLINE_MODE_ONLINE;
 519                 } else if (!strncmp(argv[i], "--offline", 9)) {
 520                         cmd.online_mode = ONLINE_MODE_OFFLINE;
 521                 } else if (!strncmp(argv[i], "--help", 6)) {
 522                         g_print(_("Usage: %s [OPTION]...\n"),
 523                                 g_basename(argv[0]));
 524
 525                         puts(_("  --compose [address]    open composition window"));
 526                         puts(_("  --attach file1 [file2]...\n"
 527                                "                         open composition window with specified files\n"
 528                                "                         attached"));
 529                         puts(_("  --receive              receive new messages"));
 530                         puts(_("  --receive-all          receive new messages of all accounts"));
 531                         puts(_("  --send                 send all queued messages"));
 532                         puts(_("  --status [folder]...   show the total number of messages"));
 533                         puts(_("  --status-full [folder]...\n"
 534                                "                         show the status of each folder"));
 535                         puts(_("  --online               switch to online mode"));
 536                         puts(_("  --offline              switch to offline mode"));
 537                         puts(_("  --debug                debug mode"));
 538                         puts(_("  --help                 display this help and exit"));
 539                         puts(_("  --version              output version information and exit"));
 540                         puts(_("  --config-dir           output configuration directory"));
 541
 542                         exit(1);
 543                 } else if (!strncmp(argv[i], "--crash", 7)) {
 544                         cmd.crash = TRUE;
 545                         cmd.crash_params = g_strdup(argv[i + 1]);
 546                         i++;
 547                 } else if (!strncmp(argv[i], "--config-dir", sizeof "--config-dir" - 1)) {
 548                         puts(RC_DIR);
 549                         exit(0);
 550                 }
 551
 552         }
 553
 554         if (cmd.attach_files && cmd.compose == FALSE) {
 555                 cmd.compose = TRUE;
 556                 cmd.compose_mailto = NULL;
 557         }
 558 }
 559
 560 static gint get_queued_message_num(void)
 561 {
 562         FolderItem *queue;
 563
 564         queue = folder_get_default_queue();
 565         if (!queue) return -1;
 566
 567         folder_item_scan(queue);
 568         return queue->total_msgs;
 569 }
 570
 571 static void initial_processing(FolderItem *item, gpointer data)
 572 {
 573         MainWindow *mainwin = (MainWindow *)data;
 574         gchar *buf;
 575
 576         g_return_if_fail(item);
 577         buf = g_strdup_printf(_("Processing (%s)..."),
 578                               item->path
 579                               ? item->path
 580                               : _("top level folder"));
 581         debug_print("%s\n", buf);
 582         g_free(buf);
 583
 584         main_window_cursor_wait(mainwin);
 585
 586         if (item->prefs->enable_processing)
 587                 folder_item_apply_processing(item);
 588
 589         debug_print("done.\n");
 590         STATUSBAR_POP(mainwin);
 591         main_window_cursor_normal(mainwin);
 592 }
 593
 594 static void draft_all_messages(void)
 595 {
 596         GList *compose_list = compose_get_compose_list();
 597         GList *elem = NULL;
 598
 599         if (compose_list) {
 600                 for (elem = compose_list; elem != NULL && elem->data != NULL;
 601                      elem = elem->next) {
 602                         Compose *c = (Compose*)elem->data;
 603                         compose_draft(c);
 604                 }
 605         }
 606 }
 607
 608 gboolean clean_quit(gpointer data)
 609 {
 610         static gboolean firstrun = TRUE;
 611
 612         if (!firstrun)
 613                 return FALSE;
 614         firstrun = FALSE;
 615
 616         /*!< Good idea to have the main window stored in a
 617          *   static variable so we can check that variable
 618          *   to see if we're really allowed to do things
 619          *   that actually the spawner is supposed to
 620          *   do (like: sending mail, composing messages).
 621          *   Because, really, if we're the spawnee, and
 622          *   we touch GTK stuff, we're hosed. See the
 623          *   next fixme. */
 624
 625         /* FIXME: Use something else to signal that we're
 626          * in the original spawner, and not in a spawned
 627          * child. */
 628         if (!static_mainwindow)
 629                 return FALSE;
 630
 631         draft_all_messages();
 632
 633         exit_sylpheed(static_mainwindow);
 634         exit(0);
 635
 636         return FALSE;
 637 }
 638
 639 void app_will_exit(GtkWidget *widget, gpointer data)
 640 {
 641         MainWindow *mainwin = data;
 642
 643         if (compose_get_compose_list()) {
 644                 gint val = alertpanel(_("Notice"),
 645                                _("Composing message exists."),
 646                                _("Draft them"), _("Discard them"), _("Don't quit"));
 647                 switch (val) {
 648                         case G_ALERTOTHER:
 649                                 return;
 650                         case G_ALERTALTERNATE:
 651                                 break;
 652                         default:
 653                                 draft_all_messages();
 654                 }
 655
 656                 manage_window_focus_in(mainwin->window, NULL, NULL);
 657         }
 658
 659         if (prefs_common.warn_queued_on_exit && get_queued_message_num() > 0) {
 660                 if (alertpanel(_("Queued messages"),
 661                                _("Some unsent messages are queued. Exit now?"),
 662                                _("OK"), _("Cancel"), NULL) != G_ALERTDEFAULT)
 663                         return;
 664                 manage_window_focus_in(mainwin->window, NULL, NULL);
 665         }
 666         gtk_main_quit();
 667 }
 668
 669 /*
 670  * CLAWS: want this public so crash dialog can delete the
 671  * lock file too
 672  */
 673 #ifndef CLAWS
 674 static
 675 #endif
 676 gchar *get_socket_name(void)
 677 {
 678         static gchar *filename = NULL;
 679
 680         if (filename == NULL) {
 681                 filename = g_strdup_printf("%s%csylpheed-%d",
 682                                            g_get_tmp_dir(), G_DIR_SEPARATOR,
 683                                            getuid());
 684         }
 685
 686         return filename;
 687 }
 688
 689 static gchar *get_crashfile_name(void)
 690 {
 691         static gchar *filename = NULL;
 692
 693         if (filename == NULL) {
 694                 filename = g_strdup_printf("%s%csylpheed-crashed",
 695                                            get_tmp_dir(), G_DIR_SEPARATOR);
 696         }
 697
 698         return filename;
 699 }
 700
 701 static gint prohibit_duplicate_launch(void)
 702 {
 703         gint uxsock;
 704         gchar *path;
 705
 706         path = get_socket_name();
 707         uxsock = fd_connect_unix(path);
 708         if (uxsock < 0) {
 709                 unlink(path);
 710                 return fd_open_unix(path);
 711         }
 712
 713         /* remote command mode */
 714
 715         debug_print("another Sylpheed is already running.\n");
 716
 717         if (cmd.receive_all)
 718                 fd_write_all(uxsock, "receive_all\n", 12);
 719         else if (cmd.receive)
 720                 fd_write_all(uxsock, "receive\n", 8);
 721         else if (cmd.compose && cmd.attach_files) {
 722                 gchar *str, *compose_str;
 723                 gint i;
 724
 725                 if (cmd.compose_mailto)
 726                         compose_str = g_strdup_printf("compose_attach %s\n",
 727                                                       cmd.compose_mailto);
 728                 else
 729                         compose_str = g_strdup("compose_attach\n");
 730
 731                 fd_write_all(uxsock, compose_str, strlen(compose_str));
 732                 g_free(compose_str);
 733
 734                 for (i = 0; i < cmd.attach_files->len; i++) {
 735                         str = g_ptr_array_index(cmd.attach_files, i);
 736                         fd_write_all(uxsock, str, strlen(str));
 737                         fd_write_all(uxsock, "\n", 1);
 738                 }
 739
 740                 fd_write_all(uxsock, ".\n", 2);
 741         } else if (cmd.compose) {
 742                 gchar *compose_str;
 743
 744                 if (cmd.compose_mailto)
 745                         compose_str = g_strdup_printf
 746                                 ("compose %s\n", cmd.compose_mailto);
 747                 else
 748                         compose_str = g_strdup("compose\n");
 749
 750                 fd_write_all(uxsock, compose_str, strlen(compose_str));
 751                 g_free(compose_str);
 752         } else if (cmd.send) {
 753                 fd_write_all(uxsock, "send\n", 5);
 754         } else if (cmd.online_mode == ONLINE_MODE_ONLINE) {
 755                 fd_write(uxsock, "online\n", 6);
 756         } else if (cmd.online_mode == ONLINE_MODE_OFFLINE) {
 757                 fd_write(uxsock, "offline\n", 7);
 758         } else if (cmd.status || cmd.status_full) {
 759                 gchar buf[BUFFSIZE];
 760                 gint i;
 761                 const gchar *command;
 762                 GPtrArray *folders;
 763                 gchar *folder;
 764
 765                 command = cmd.status_full ? "status-full\n" : "status\n";
 766                 folders = cmd.status_full ? cmd.status_full_folders :
 767                         cmd.status_folders;
 768
 769                 fd_write_all(uxsock, command, strlen(command));
 770                 for (i = 0; folders && i < folders->len; ++i) {
 771                         folder = g_ptr_array_index(folders, i);
 772                         fd_write_all(uxsock, folder, strlen(folder));
 773                         fd_write_all(uxsock, "\n", 1);
 774                 }
 775                 fd_write_all(uxsock, ".\n", 2);
 776                 for (;;) {
 777                         fd_gets(uxsock, buf, sizeof(buf));
 778                         if (!strncmp(buf, ".\n", 2)) break;
 779                         fputs(buf, stdout);
 780                 }
 781         } else
 782                 fd_write_all(uxsock, "popup\n", 6);
 783
 784         fd_close(uxsock);
 785         return -1;
 786 }
 787
 788 static gint lock_socket_remove(void)
 789 {
 790         gchar *filename;
 791
 792         if (lock_socket < 0) return -1;
 793
 794         if (lock_socket_tag > 0)
 795                 gdk_input_remove(lock_socket_tag);
 796         fd_close(lock_socket);
 797         filename = get_socket_name();
 798         unlink(filename);
 799
 800         return 0;
 801 }
 802
 803 static GPtrArray *get_folder_item_list(gint sock)
 804 {
 805         gchar buf[BUFFSIZE];
 806         FolderItem *item;
 807         GPtrArray *folders = NULL;
 808
 809         for (;;) {
 810                 fd_gets(sock, buf, sizeof(buf));
 811                 if (!strncmp(buf, ".\n", 2)) break;
 812                 strretchomp(buf);
 813                 if (!folders) folders = g_ptr_array_new();
 814                 item = folder_find_item_from_identifier(buf);
 815                 if (item)
 816                         g_ptr_array_add(folders, item);
 817                 else
 818                         g_warning("no such folder: %s\n", buf);
 819         }
 820
 821         return folders;
 822 }
 823
 824 static void lock_socket_input_cb(gpointer data,
 825                                  gint source,
 826                                  GdkInputCondition condition)
 827 {
 828         MainWindow *mainwin = (MainWindow *)data;
 829         gint sock;
 830         gchar buf[BUFFSIZE];
 831
 832         sock = fd_accept(source);
 833         fd_gets(sock, buf, sizeof(buf));
 834
 835         if (!strncmp(buf, "popup", 5)) {
 836                 main_window_popup(mainwin);
 837         } else if (!strncmp(buf, "receive_all", 11)) {
 838                 inc_all_account_mail(mainwin, FALSE,
 839                                      prefs_common.newmail_notify_manu);
 840         } else if (!strncmp(buf, "receive", 7)) {
 841                 inc_mail(mainwin, prefs_common.newmail_notify_manu);
 842         } else if (!strncmp(buf, "compose_attach", 14)) {
 843                 GPtrArray *files;
 844                 gchar *mailto;
 845
 846                 mailto = g_strdup(buf + strlen("compose_attach") + 1);
 847                 files = g_ptr_array_new();
 848                 while (fd_gets(sock, buf, sizeof(buf)) > 0) {
 849                         if (buf[0] == '.' && buf[1] == '\n') break;
 850                         strretchomp(buf);
 851                         g_ptr_array_add(files, g_strdup(buf));
 852                 }
 853                 open_compose_new(mailto, files);
 854                 ptr_array_free_strings(files);
 855                 g_ptr_array_free(files, TRUE);
 856                 g_free(mailto);
 857         } else if (!strncmp(buf, "compose", 7)) {
 858                 open_compose_new(buf + strlen("compose") + 1, NULL);
 859         } else if (!strncmp(buf, "send", 4)) {
 860                 send_queue();
 861         } else if (!strncmp(buf, "online", 6)) {
 862                 main_window_toggle_work_offline(mainwin, FALSE);
 863         } else if (!strncmp(buf, "offline", 7)) {
 864                 main_window_toggle_work_offline(mainwin, TRUE);
 865         } else if (!strncmp(buf, "status-full", 11) ||
 866                    !strncmp(buf, "status", 6)) {
 867                 gchar *status;
 868                 GPtrArray *folders;
 869
 870                 folders = get_folder_item_list(sock);
 871                 status = folder_get_status
 872                         (folders, !strncmp(buf, "status-full", 11));
 873                 fd_write_all(sock, status, strlen(status));
 874                 fd_write_all(sock, ".\n", 2);
 875                 g_free(status);
 876                 if (folders) g_ptr_array_free(folders, TRUE);
 877         }
 878
 879         fd_close(sock);
 880 }
 881
 882 static void open_compose_new(const gchar *address, GPtrArray *attach_files)
 883 {
 884         gchar *addr = NULL;
 885
 886         if (address) {
 887                 Xstrdup_a(addr, address, return);
 888                 g_strstrip(addr);
 889         }
 890
 891         compose_new(NULL, addr, attach_files);
 892 }
 893
 894 static void send_queue(void)
 895 {
 896         GList *list;
 897
 898         for (list = folder_get_list(); list != NULL; list = list->next) {
 899                 Folder *folder = list->data;
 900
 901                 if (folder->queue) {
 902                         gint res = procmsg_send_queue
 903                                 (folder->queue, prefs_common.savemsg);
 904
 905                         if (res < 0)
 906                                 alertpanel_error(_("Some errors occurred while sending queued messages."));
 907                         if (res)
 908                                 folder_item_scan(folder->queue);
 909                 }
 910         }
 911 }
 912
 913 static void quit_signal_handler(int sig)
 914 {
 915         debug_print("Quitting on signal %d\n", sig);
 916
 917         g_timeout_add(0, clean_quit, NULL);
 918 }
 919
 920 static void install_basic_sighandlers()
 921 {
 922         sigset_t    mask;
 923         struct sigaction act;
 924
 925         sigemptyset(&mask);
 926
 927 #ifdef SIGTERM
 928         sigaddset(&mask, SIGTERM);
 929 #endif
 930 #ifdef SIGINT
 931         sigaddset(&mask, SIGINT);
 932 #endif
 933
 934         act.sa_handler = quit_signal_handler;
 935         act.sa_mask    = mask;
 936         act.sa_flags   = 0;
 937
 938 #ifdef SIGTERM
 939         sigaction(SIGTERM, &act, 0);
 940 #endif
 941 #ifdef SIGINT
 942         sigaction(SIGINT, &act, 0);
 943 #endif
 944
 945         sigprocmask(SIG_UNBLOCK, &mask, 0);
 946 }