src/main.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2007 Hiroyuki Yamamoto and the Claws Mail team
   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., 51 Franklin Street, 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 <gtk/gtkmain.h>
  29 #include <gtk/gtkrc.h>
  30
  31 #include <stdio.h>
  32 #include <stdlib.h>
  33 #include <string.h>
  34 #include <ctype.h>
  35 #include <unistd.h>
  36 #include <time.h>
  37 #include <sys/stat.h>
  38 #include <sys/types.h>
  39 #ifdef G_OS_UNIX
  40 #  include <signal.h>
  41 #endif
  42 #ifdef HAVE_LIBSM
  43 #include <X11/SM/SMlib.h>
  44 #include <fcntl.h>
  45 #endif
  46
  47 #include "wizard.h"
  48 #ifdef HAVE_STARTUP_NOTIFICATION
  49 # define SN_API_NOT_YET_FROZEN
  50 # include <libsn/sn-launchee.h>
  51 # include <gdk/gdkx.h>
  52 #endif
  53
  54 #include "claws.h"
  55 #include "main.h"
  56 #include "mainwindow.h"
  57 #include "folderview.h"
  58 #include "image_viewer.h"
  59 #include "summaryview.h"
  60 #include "prefs_common.h"
  61 #include "prefs_account.h"
  62 #include "prefs_actions.h"
  63 #include "prefs_ext_prog.h"
  64 #include "prefs_fonts.h"
  65 #include "prefs_image_viewer.h"
  66 #include "prefs_message.h"
  67 #include "prefs_receive.h"
  68 #include "prefs_msg_colors.h"
  69 #include "prefs_quote.h"
  70 #include "prefs_spelling.h"
  71 #include "prefs_summaries.h"
  72 #include "prefs_themes.h"
  73 #include "prefs_other.h"
  74 #include "prefs_send.h"
  75 #include "prefs_wrapping.h"
  76 #include "prefs_compose_writing.h"
  77 #include "prefs_display_header.h"
  78 #include "account.h"
  79 #include "procmsg.h"
  80 #include "inc.h"
  81 #include "import.h"
  82 #include "manage_window.h"
  83 #include "alertpanel.h"
  84 #include "statusbar.h"
  85 #include "addressbook.h"
  86 #include "compose.h"
  87 #include "folder.h"
  88 #include "setup.h"
  89 #include "utils.h"
  90 #include "gtkutils.h"
  91 #include "socket.h"
  92 #include "log.h"
  93 #include "prefs_toolbar.h"
  94 #include "plugin.h"
  95 #include "mh_gtk.h"
  96 #include "imap_gtk.h"
  97 #include "news_gtk.h"
  98 #include "matcher.h"
  99 #ifdef HAVE_LIBETPAN
 100 #include "imap-thread.h"
 101 #endif
 102 #include "stock_pixmap.h"
 103
 104 #if USE_OPENSSL
 105 #  include "ssl.h"
 106 #endif
 107
 108 #include "version.h"
 109
 110 #include "crash.h"
 111
 112 #include "timing.h"
 113
 114 gchar *prog_version;
 115 gchar *argv0;
 116
 117 #ifdef HAVE_STARTUP_NOTIFICATION
 118 static SnLauncheeContext *sn_context = NULL;
 119 static SnDisplay *sn_display = NULL;
 120 #endif
 121
 122 static gint lock_socket = -1;
 123 static gint lock_socket_tag = 0;
 124
 125 typedef enum
 126 {
 127         ONLINE_MODE_DONT_CHANGE,
 128         ONLINE_MODE_ONLINE,
 129         ONLINE_MODE_OFFLINE
 130 } OnlineMode;
 131
 132 static struct RemoteCmd {
 133         gboolean receive;
 134         gboolean receive_all;
 135         gboolean compose;
 136         const gchar *compose_mailto;
 137         GPtrArray *attach_files;
 138         gboolean status;
 139         gboolean status_full;
 140         GPtrArray *status_folders;
 141         GPtrArray *status_full_folders;
 142         gboolean send;
 143         gboolean crash;
 144         int online_mode;
 145         gchar   *crash_params;
 146         gboolean exit;
 147         gboolean subscribe;
 148         const gchar *subscribe_uri;
 149         const gchar *target;
 150 } cmd;
 151
 152 static void parse_cmd_opt(int argc, char *argv[]);
 153
 154 static gint prohibit_duplicate_launch   (void);
 155 static gchar * get_crashfile_name       (void);
 156 static gint lock_socket_remove          (void);
 157 static void lock_socket_input_cb        (gpointer          data,
 158                                          gint              source,
 159                                          GdkInputCondition condition);
 160
 161 gchar *get_socket_name          (void);
 162
 163
 164 static void open_compose_new            (const gchar    *address,
 165                                          GPtrArray      *attach_files);
 166
 167 static void send_queue                  (void);
 168 static void initial_processing          (FolderItem *item, gpointer data);
 169 static void quit_signal_handler         (int sig);
 170 static void install_basic_sighandlers   (void);
 171 static void exit_claws                  (MainWindow *mainwin);
 172
 173 #define MAKE_DIR_IF_NOT_EXIST(dir) \
 174 { \
 175         if (!is_dir_exist(dir)) { \
 176                 if (is_file_exist(dir)) { \
 177                         alertpanel_warning \
 178                                 (_("File '%s' already exists.\n" \
 179                                    "Can't create folder."), \
 180                                  dir); \
 181                         return 1; \
 182                 } \
 183                 if (make_dir(dir) < 0) \
 184                         return 1; \
 185         } \
 186 }
 187
 188 static MainWindow *static_mainwindow;
 189 static gboolean emergency_exit = FALSE;
 190
 191 #ifdef HAVE_STARTUP_NOTIFICATION
 192 static void sn_error_trap_push(SnDisplay *display, Display *xdisplay)
 193 {
 194         gdk_error_trap_push();
 195 }
 196
 197 static void sn_error_trap_pop(SnDisplay *display, Display *xdisplay)
 198 {
 199         gdk_error_trap_pop();
 200 }
 201
 202 static void startup_notification_complete(gboolean with_window)
 203 {
 204         Display *xdisplay;
 205         GtkWidget *hack = NULL;
 206
 207         if (with_window) {
 208                 /* this is needed to make the startup notification leave,
 209                  * if we have been launched from a menu.
 210                  * We have to display a window, so let it be very little */
 211                 hack = gtk_window_new(GTK_WINDOW_POPUP);
 212                 gtk_widget_set_uposition(hack, 0, 0);
 213                 gtk_widget_set_size_request(hack, 1, 1);
 214                 gtk_widget_show(hack);
 215         }
 216
 217         xdisplay = GDK_DISPLAY();
 218         sn_display = sn_display_new(xdisplay,
 219                                 sn_error_trap_push,
 220                                 sn_error_trap_pop);
 221         sn_context = sn_launchee_context_new_from_environment(sn_display,
 222                                                  DefaultScreen(xdisplay));
 223
 224         if (sn_context != NULL) {
 225                 sn_launchee_context_complete(sn_context);
 226                 sn_launchee_context_unref(sn_context);
 227                 sn_display_unref(sn_display);
 228         }
 229         if (with_window) {
 230                 gtk_widget_destroy(hack);
 231         }
 232 }
 233 #endif /* HAVE_STARTUP_NOTIFICATION */
 234
 235 void claws_gtk_idle(void)
 236 {
 237         while(gtk_events_pending()) {
 238                 gtk_main_iteration();
 239         }
 240         g_usleep(50000);
 241 }
 242
 243 gboolean defer_check_all(void *data)
 244 {
 245         gboolean autochk = GPOINTER_TO_INT(data);
 246
 247         inc_all_account_mail(static_mainwindow, autochk,
 248                         prefs_common.newmail_notify_manu);
 249
 250         return FALSE;
 251 }
 252
 253 gboolean defer_check(void *data)
 254 {
 255         inc_mail(static_mainwindow, prefs_common.newmail_notify_manu);
 256
 257         return FALSE;
 258 }
 259
 260 static gboolean defer_jump(void *data)
 261 {
 262         mainwindow_jump_to(data);
 263         return FALSE;
 264 }
 265
 266 static gboolean migrate_old_config(const gchar *old_cfg_dir, const gchar *new_cfg_dir, const gchar *oldversion)
 267 {
 268         gchar *message = g_strdup_printf(_("Configuration for %s (or previous) found.\n"
 269                          "Do you want to migrate this configuration?"), oldversion);
 270         gint r = 0;
 271         GtkWidget *window = NULL;
 272         if (alertpanel(_("Migration of configuration"),
 273                        message,
 274                        GTK_STOCK_NO, "+" GTK_STOCK_YES, NULL) != G_ALERTALTERNATE) {
 275                 return FALSE;
 276         }
 277
 278         window = label_window_create(_("Copying configuration..."));
 279         GTK_EVENTS_FLUSH();
 280         r = copy_dir(old_cfg_dir, new_cfg_dir);
 281         gtk_widget_destroy(window);
 282         if (r != 0) {
 283                 alertpanel_error(_("Migration failed!"));
 284         }
 285         return (r == 0);
 286 }
 287
 288 static void migrate_common_rc(const gchar *old_rc, const gchar *new_rc)
 289 {
 290         FILE *oldfp, *newfp;
 291         gchar *plugin_path, *old_plugin_path, *new_plugin_path;
 292         gchar buf[BUFFSIZE];
 293         oldfp = g_fopen(old_rc, "r");
 294         if (!oldfp)
 295                 return;
 296         newfp = g_fopen(new_rc, "w");
 297         if (!newfp) {
 298                 fclose(oldfp);
 299                 return;
 300         }
 301
 302         plugin_path = g_strdup(get_plugin_dir());
 303         new_plugin_path = g_strdup(plugin_path);
 304
 305         if (strstr(plugin_path, "/claws-mail/")) {
 306                 gchar *end = g_strdup(strstr(plugin_path, "/claws-mail/")+strlen("/claws-mail/"));
 307                 *(strstr(plugin_path, "/claws-mail/")) = '\0';
 308                 old_plugin_path = g_strconcat(plugin_path, "/sylpheed-claws/", end, NULL);
 309                 g_free(end);
 310         } else {
 311                 old_plugin_path = g_strdup(new_plugin_path);
 312         }
 313         debug_print("replacing %s with %s\n", old_plugin_path, new_plugin_path);
 314         while (fgets(buf, sizeof(buf), oldfp)) {
 315                 if (strncmp(buf, old_plugin_path, strlen(old_plugin_path))) {
 316                         fputs(buf, newfp);
 317                 } else {
 318                         debug_print("->replacing %s", buf);
 319                         debug_print("  with %s%s", new_plugin_path, buf+strlen(old_plugin_path));
 320                         fputs(new_plugin_path, newfp);
 321                         fputs(buf+strlen(old_plugin_path), newfp);
 322                 }
 323         }
 324         g_free(plugin_path);
 325         g_free(new_plugin_path);
 326         g_free(old_plugin_path);
 327         fclose(oldfp);
 328         fclose(newfp);
 329 }
 330
 331 #ifdef HAVE_LIBSM
 332 static void
 333 sc_client_set_value (MainWindow *mainwin,
 334                   gchar       *name,
 335                   char        *type,
 336                   int          num_vals,
 337                   SmPropValue *vals)
 338 {
 339         SmProp *proplist[1];
 340         SmProp prop;
 341
 342         prop.name = name;
 343         prop.type = type;
 344         prop.num_vals = num_vals;
 345         prop.vals = vals;
 346
 347         proplist[0]= &prop;
 348         if (mainwin->smc_conn)
 349                 SmcSetProperties ((SmcConn) mainwin->smc_conn, 1, proplist);
 350 }
 351
 352 static void sc_die_callback (SmcConn smc_conn, SmPointer client_data)
 353 {
 354         clean_quit(NULL);
 355 }
 356
 357 static void sc_save_complete_callback(SmcConn smc_conn, SmPointer client_data)
 358 {
 359 }
 360
 361 static void sc_shutdown_cancelled_callback (SmcConn smc_conn, SmPointer client_data)
 362 {
 363         MainWindow *mainwin = (MainWindow *)client_data;
 364         if (mainwin->smc_conn)
 365                 SmcSaveYourselfDone ((SmcConn) mainwin->smc_conn, TRUE);
 366 }
 367
 368 static void sc_save_yourself_callback (SmcConn   smc_conn,
 369                                SmPointer client_data,
 370                                int       save_style,
 371                                gboolean  shutdown,
 372                                int       interact_style,
 373                                gboolean  fast) {
 374
 375         MainWindow *mainwin = (MainWindow *)client_data;
 376         if (mainwin->smc_conn)
 377                 SmcSaveYourselfDone ((SmcConn) mainwin->smc_conn, TRUE);
 378 }
 379
 380 static IceIOErrorHandler sc_ice_installed_handler;
 381
 382 static void sc_ice_io_error_handler (IceConn connection)
 383 {
 384         if (sc_ice_installed_handler)
 385                 (*sc_ice_installed_handler) (connection);
 386 }
 387 static gboolean sc_process_ice_messages (GIOChannel   *source,
 388                       GIOCondition  condition,
 389                       gpointer      data)
 390 {
 391         IceConn connection = (IceConn) data;
 392         IceProcessMessagesStatus status;
 393
 394         status = IceProcessMessages (connection, NULL, NULL);
 395
 396         if (status == IceProcessMessagesIOError) {
 397                 IcePointer context = IceGetConnectionContext (connection);
 398
 399                 if (context && GTK_IS_OBJECT (context)) {
 400                 guint disconnect_id = g_signal_lookup ("disconnect", G_OBJECT_TYPE (context));
 401
 402                 if (disconnect_id > 0)
 403                         g_signal_emit (context, disconnect_id, 0);
 404                 } else {
 405                         IceSetShutdownNegotiation (connection, False);
 406                         IceCloseConnection (connection);
 407                 }
 408         }
 409
 410         return TRUE;
 411 }
 412
 413 static void new_ice_connection (IceConn connection, IcePointer client_data, Bool opening,
 414                     IcePointer *watch_data)
 415 {
 416         guint input_id;
 417
 418         if (opening) {
 419                 GIOChannel *channel;
 420                 /* Make sure we don't pass on these file descriptors to any
 421                 exec'ed children */
 422                 fcntl(IceConnectionNumber(connection),F_SETFD,
 423                 fcntl(IceConnectionNumber(connection),F_GETFD,0) | FD_CLOEXEC);
 424
 425                 channel = g_io_channel_unix_new (IceConnectionNumber (connection));
 426                 input_id = g_io_add_watch (channel,
 427                 G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_PRI,
 428                 sc_process_ice_messages,
 429                 connection);
 430                 g_io_channel_unref (channel);
 431
 432                 *watch_data = (IcePointer) GUINT_TO_POINTER (input_id);
 433         } else {
 434                 input_id = GPOINTER_TO_UINT ((gpointer) *watch_data);
 435                 g_source_remove (input_id);
 436         }
 437 }
 438
 439 static void sc_session_manager_connect(MainWindow *mainwin)
 440 {
 441         static gboolean connected = FALSE;
 442         SmcCallbacks      callbacks;
 443         gchar            *client_id;
 444         IceIOErrorHandler default_handler;
 445
 446         if (connected)
 447                 return;
 448         connected = TRUE;
 449
 450
 451         sc_ice_installed_handler = IceSetIOErrorHandler (NULL);
 452         default_handler = IceSetIOErrorHandler (sc_ice_io_error_handler);
 453
 454         if (sc_ice_installed_handler == default_handler)
 455                 sc_ice_installed_handler = NULL;
 456
 457         IceAddConnectionWatch (new_ice_connection, NULL);
 458
 459
 460         callbacks.save_yourself.callback      = sc_save_yourself_callback;
 461         callbacks.die.callback                = sc_die_callback;
 462         callbacks.save_complete.callback      = sc_save_complete_callback;
 463         callbacks.shutdown_cancelled.callback = sc_shutdown_cancelled_callback;
 464
 465         callbacks.save_yourself.client_data =
 466                 callbacks.die.client_data =
 467                 callbacks.save_complete.client_data =
 468                 callbacks.shutdown_cancelled.client_data = (SmPointer) mainwin;
 469         if (g_getenv ("SESSION_MANAGER")) {
 470                 gchar error_string_ret[256] = "";
 471
 472                 mainwin->smc_conn = (gpointer)
 473                         SmcOpenConnection (NULL, mainwin,
 474                                 SmProtoMajor, SmProtoMinor,
 475                                 SmcSaveYourselfProcMask | SmcDieProcMask |
 476                                 SmcSaveCompleteProcMask |
 477                                 SmcShutdownCancelledProcMask,
 478                                 &callbacks,
 479                                 NULL, &client_id,
 480                                 256, error_string_ret);
 481
 482                 if (error_string_ret[0] || mainwin->smc_conn == NULL)
 483                         g_warning ("While connecting to session manager:\n%s.",
 484                                 error_string_ret);
 485                 else {
 486                         SmPropValue *vals;
 487                         vals = g_new (SmPropValue, 1);
 488                         vals[0].length = strlen(argv0);
 489                         vals[0].value = argv0;
 490                         sc_client_set_value (mainwin, SmCloneCommand, SmLISTofARRAY8, 1, vals);
 491                         sc_client_set_value (mainwin, SmRestartCommand, SmLISTofARRAY8, 1, vals);
 492                         sc_client_set_value (mainwin, SmProgram, SmARRAY8, 1, vals);
 493
 494                         vals[0].length = strlen(g_get_user_name()?g_get_user_name():"");
 495                         vals[0].value = g_strdup(g_get_user_name()?g_get_user_name():"");
 496                         sc_client_set_value (mainwin, SmUserID, SmARRAY8, 1, vals);
 497                 }
 498         }
 499 }
 500 #endif
 501
 502 static gboolean sc_exiting = FALSE;
 503 static gboolean sc_starting = FALSE;
 504
 505 int main(int argc, char *argv[])
 506 {
 507         gchar *userrc;
 508         MainWindow *mainwin;
 509         FolderView *folderview;
 510         GdkPixbuf *icon;
 511         gboolean crash_file_present = FALSE;
 512         gint num_folder_class = 0;
 513         START_TIMING("startup");
 514
 515         sc_starting = TRUE;
 516
 517         if (!claws_init(&argc, &argv)) {
 518                 return 0;
 519         }
 520
 521         prefs_prepare_cache();
 522         prog_version = PROG_VERSION;
 523         argv0 = g_strdup(argv[0]);
 524
 525         parse_cmd_opt(argc, argv);
 526
 527 #ifdef CRASH_DIALOG
 528         if (cmd.crash) {
 529                 gtk_set_locale();
 530                 gtk_init(&argc, &argv);
 531                 crash_main(cmd.crash_params);
 532                 return 0;
 533         }
 534         crash_install_handlers();
 535 #endif
 536         install_basic_sighandlers();
 537         sock_init();
 538
 539         /* check and create unix domain socket for remote operation */
 540 #ifdef G_OS_UNIX
 541         lock_socket = prohibit_duplicate_launch();
 542         if (lock_socket < 0) {
 543 #ifdef HAVE_STARTUP_NOTIFICATION
 544                 if(gtk_init_check(&argc, &argv))
 545                         startup_notification_complete(TRUE);
 546 #endif
 547                 return 0;
 548         }
 549
 550         if (cmd.status || cmd.status_full) {
 551                 puts("0 Claws Mail not running.");
 552                 lock_socket_remove();
 553                 return 0;
 554         }
 555
 556         if (cmd.exit)
 557                 return 0;
 558 #endif
 559         if (!g_thread_supported())
 560                 g_thread_init(NULL);
 561
 562         gtk_set_locale();
 563         gtk_init(&argc, &argv);
 564
 565         gdk_rgb_init();
 566         gtk_widget_set_default_colormap(gdk_rgb_get_colormap());
 567         gtk_widget_set_default_visual(gdk_rgb_get_visual());
 568
 569         if (!g_thread_supported()) {
 570                 g_error(_("g_thread is not supported by glib.\n"));
 571         }
 572
 573         /* check that we're not on a too recent/old gtk+ */
 574 #if GTK_CHECK_VERSION(2, 9, 0)
 575         if (gtk_check_version(2, 9, 0) != NULL) {
 576                 alertpanel_error(_("Claws Mail has been compiled with "
 577                                    "a more recent GTK+ library than is "
 578                                    "currently available. This will cause "
 579                                    "crashes. You need to upgrade GTK+ or "
 580                                    "recompile Claws Mail."));
 581                 exit(1);
 582         }
 583 #else
 584         if (gtk_check_version(2, 9, 0) == NULL) {
 585                 alertpanel_error(_("Claws Mail has been compiled with "
 586                                    "an older GTK+ library than is "
 587                                    "currently available. This will cause "
 588                                    "crashes. You need to recompile "
 589                                    "Claws Mail."));
 590                 exit(1);
 591         }
 592 #endif
 593         /* parse gtkrc files */
 594         userrc = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S, ".gtkrc-2.0",
 595                              NULL);
 596         gtk_rc_parse(userrc);
 597         g_free(userrc);
 598         userrc = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S, ".gtk",
 599                              G_DIR_SEPARATOR_S, "gtkrc-2.0", NULL);
 600         gtk_rc_parse(userrc);
 601         g_free(userrc);
 602
 603         CHDIR_RETURN_VAL_IF_FAIL(get_home_dir(), 1);
 604         if (!is_dir_exist(RC_DIR)) {
 605                 prefs_destroy_cache();
 606                 gboolean r = FALSE;
 607                 if (is_dir_exist(OLD_GTK2_RC_DIR))
 608                         r = migrate_old_config(OLD_GTK2_RC_DIR, RC_DIR, "Sylpheed-Claws 2.6.0");
 609                 else if (is_dir_exist(OLDER_GTK2_RC_DIR))
 610                         r = migrate_old_config(OLDER_GTK2_RC_DIR, RC_DIR, "Sylpheed-Claws 1.9.15");
 611                 else if (is_dir_exist(OLD_GTK1_RC_DIR))
 612                         r = migrate_old_config(OLD_GTK1_RC_DIR, RC_DIR, "Sylpheed-Claws 1.0.5");
 613                 if (r == FALSE && !is_dir_exist(RC_DIR) && make_dir(RC_DIR) < 0)
 614                         exit(1);
 615         }
 616         if (!is_file_exist(RC_DIR G_DIR_SEPARATOR_S COMMON_RC) &&
 617             is_file_exist(RC_DIR G_DIR_SEPARATOR_S OLD_COMMON_RC)) {
 618                 /* post 2.6 name change */
 619                 migrate_common_rc(RC_DIR G_DIR_SEPARATOR_S OLD_COMMON_RC,
 620                           RC_DIR G_DIR_SEPARATOR_S COMMON_RC);
 621         }
 622
 623         if (!cmd.exit)
 624                 plugin_load_all("Common");
 625
 626         userrc = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, "gtkrc-2.0", NULL);
 627         gtk_rc_parse(userrc);
 628         g_free(userrc);
 629
 630         userrc = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, MENU_RC, NULL);
 631         gtk_accel_map_load (userrc);
 632         g_free(userrc);
 633
 634         gtk_settings_set_long_property(gtk_settings_get_default(),
 635                                        "gtk-can-change-accels",
 636                                        (glong)TRUE, "XProperty");
 637
 638         CHDIR_RETURN_VAL_IF_FAIL(get_rc_dir(), 1);
 639
 640         MAKE_DIR_IF_NOT_EXIST(get_mail_base_dir());
 641         MAKE_DIR_IF_NOT_EXIST(get_imap_cache_dir());
 642         MAKE_DIR_IF_NOT_EXIST(get_news_cache_dir());
 643         MAKE_DIR_IF_NOT_EXIST(get_mime_tmp_dir());
 644         MAKE_DIR_IF_NOT_EXIST(get_tmp_dir());
 645         MAKE_DIR_IF_NOT_EXIST(UIDL_DIR);
 646
 647         crash_file_present = is_file_exist(get_crashfile_name());
 648         /* remove temporary files */
 649         remove_all_files(get_tmp_dir());
 650         remove_all_files(get_mime_tmp_dir());
 651
 652         if (is_file_exist("claws.log")) {
 653                 if (rename_force("claws.log", "claws.log.bak") < 0)
 654                         FILE_OP_ERROR("claws.log", "rename");
 655         }
 656         set_log_file("claws.log");
 657
 658         CHDIR_RETURN_VAL_IF_FAIL(get_home_dir(), 1);
 659
 660         folder_system_init();
 661         prefs_common_read_config();
 662
 663         prefs_themes_init();
 664         prefs_fonts_init();
 665         prefs_ext_prog_init();
 666         prefs_wrapping_init();
 667         prefs_compose_writing_init();
 668         prefs_msg_colors_init();
 669         image_viewer_init();
 670         prefs_image_viewer_init();
 671         prefs_quote_init();
 672         prefs_summaries_init();
 673         prefs_message_init();
 674         prefs_other_init();
 675         prefs_receive_init();
 676         prefs_send_init();
 677 #ifdef USE_ASPELL
 678         gtkaspell_checkers_init();
 679         prefs_spelling_init();
 680 #endif
 681
 682         sock_set_io_timeout(prefs_common.io_timeout_secs);
 683 #ifdef HAVE_LIBETPAN
 684         imap_main_set_timeout(prefs_common.io_timeout_secs);
 685 #endif
 686         prefs_actions_read_config();
 687         prefs_display_header_read_config();
 688         /* prefs_filtering_read_config(); */
 689         addressbook_read_file();
 690         renderer_read_config();
 691
 692         gtkut_widget_init();
 693         stock_pixbuf_gdk(NULL, STOCK_PIXMAP_CLAWS_MAIL_ICON, &icon);
 694         gtk_window_set_default_icon(icon);
 695
 696         folderview_initialize();
 697
 698         mh_gtk_init();
 699         imap_gtk_init();
 700         news_gtk_init();
 701
 702         mainwin = main_window_create
 703                 (prefs_common.sep_folder | prefs_common.sep_msg << 1);
 704         manage_window_focus_in(mainwin->window, NULL, NULL);
 705         folderview = mainwin->folderview;
 706
 707         gtk_clist_freeze(GTK_CLIST(mainwin->folderview->ctree));
 708         folder_item_update_freeze();
 709
 710         /* register the callback of unix domain socket input */
 711 #ifdef G_OS_UNIX
 712         lock_socket_tag = gdk_input_add(lock_socket,
 713                                         GDK_INPUT_READ | GDK_INPUT_EXCEPTION,
 714                                         lock_socket_input_cb,
 715                                         mainwin);
 716 #endif
 717
 718         prefs_account_init();
 719         account_read_config_all();
 720
 721         if (folder_read_list() < 0) {
 722                 prefs_destroy_cache();
 723                 if (!run_wizard(mainwin, TRUE))
 724                         exit(1);
 725                 main_window_reflect_prefs_all_now();
 726                 folder_write_list();
 727         }
 728
 729         if (!account_get_list()) {
 730                 prefs_destroy_cache();
 731                 if (!run_wizard(mainwin, FALSE))
 732                         exit(1);
 733                 account_read_config_all();
 734                 if(!account_get_list()) {
 735                         exit_claws(mainwin);
 736                         exit(1);
 737                 }
 738         }
 739
 740
 741         toolbar_main_set_sensitive(mainwin);
 742         main_window_set_menu_sensitive(mainwin);
 743
 744         main_window_popup(mainwin);
 745
 746 #ifdef HAVE_LIBETPAN
 747         imap_main_init(prefs_common.skip_ssl_cert_check);
 748 #endif
 749         account_set_missing_folder();
 750         folder_set_missing_folders();
 751         folderview_set(folderview);
 752
 753         prefs_matcher_read_config();
 754
 755         /* make one all-folder processing before using claws */
 756         main_window_cursor_wait(mainwin);
 757         folder_func_to_all_folders(initial_processing, (gpointer *)mainwin);
 758
 759         /* if claws crashed, rebuild caches */
 760         if (!cmd.crash && crash_file_present) {
 761                 GTK_EVENTS_FLUSH();
 762                 debug_print("Claws Mail crashed, checking for new messages in local folders\n");
 763                 folder_item_update_thaw();
 764                 folderview_check_new(NULL);
 765                 folder_clean_cache_memory_force();
 766                 folder_item_update_freeze();
 767         }
 768         /* make the crash-indicator file */
 769         str_write_to_file("foo", get_crashfile_name());
 770
 771         inc_autocheck_timer_init(mainwin);
 772
 773         /* ignore SIGPIPE signal for preventing sudden death of program */
 774 #ifdef G_OS_UNIX
 775         signal(SIGPIPE, SIG_IGN);
 776 #endif
 777         if (cmd.online_mode == ONLINE_MODE_OFFLINE) {
 778                 main_window_toggle_work_offline(mainwin, TRUE, FALSE);
 779         }
 780         if (cmd.online_mode == ONLINE_MODE_ONLINE) {
 781                 main_window_toggle_work_offline(mainwin, FALSE, FALSE);
 782         }
 783
 784         if (cmd.status_folders) {
 785                 g_ptr_array_free(cmd.status_folders, TRUE);
 786                 cmd.status_folders = NULL;
 787         }
 788         if (cmd.status_full_folders) {
 789                 g_ptr_array_free(cmd.status_full_folders, TRUE);
 790                 cmd.status_full_folders = NULL;
 791         }
 792
 793         claws_register_idle_function(claws_gtk_idle);
 794
 795         prefs_toolbar_init();
 796
 797         num_folder_class = g_list_length(folder_get_list());
 798
 799         plugin_load_all("GTK2");
 800
 801         if (g_list_length(folder_get_list()) != num_folder_class) {
 802                 debug_print("new folders loaded, reloading processing rules\n");
 803                 prefs_matcher_read_config();
 804         }
 805
 806         if (plugin_get_unloaded_list() != NULL) {
 807                 main_window_cursor_normal(mainwin);
 808                 alertpanel_warning(_("Some plugin(s) failed to load. "
 809                                      "Check the Plugins configuration "
 810                                      "for more information."));
 811                 main_window_cursor_wait(mainwin);
 812         }
 813
 814         plugin_load_standard_plugins ();
 815
 816         if (!folder_have_mailbox()) {
 817                 prefs_destroy_cache();
 818                 main_window_cursor_normal(mainwin);
 819                 if (folder_get_list() != NULL) {
 820                         alertpanel_error(_("Claws Mail has detected a configured "
 821                                    "mailbox, but is it incomplete. It is "
 822                                    "possibly due to a failing IMAP account. Use "
 823                                    "\"Rebuild folder tree\" on the mailbox's folder "
 824                                    "to try to fix it."));
 825                 } else {
 826                         alertpanel_error(_("Claws Mail has detected a configured "
 827                                    "mailbox, but could not load it. It is "
 828                                    "probably provided by an out-of-date "
 829                                    "external plugin. Please reinstall the "
 830                                    "plugin and try again."));
 831                         exit_claws(mainwin);
 832                         exit(1);
 833                 }
 834         }
 835
 836         static_mainwindow = mainwin;
 837
 838 #ifdef HAVE_STARTUP_NOTIFICATION
 839         startup_notification_complete(FALSE);
 840 #endif
 841 #ifdef HAVE_LIBSM
 842         sc_session_manager_connect(mainwin);
 843 #endif
 844         folder_item_update_thaw();
 845         gtk_clist_thaw(GTK_CLIST(mainwin->folderview->ctree));
 846         main_window_cursor_normal(mainwin);
 847
 848         if (cmd.receive_all) {
 849                 g_timeout_add(1000, defer_check_all, GINT_TO_POINTER(FALSE));
 850         } else if (prefs_common.chk_on_startup) {
 851                 g_timeout_add(1000, defer_check_all, GINT_TO_POINTER(TRUE));
 852         } else if (cmd.receive) {
 853                 g_timeout_add(1000, defer_check, NULL);
 854         } else {
 855                 gtk_widget_grab_focus(folderview->ctree);
 856         }
 857
 858         if (cmd.compose) {
 859                 open_compose_new(cmd.compose_mailto, cmd.attach_files);
 860         }
 861         if (cmd.attach_files) {
 862                 ptr_array_free_strings(cmd.attach_files);
 863                 g_ptr_array_free(cmd.attach_files, TRUE);
 864                 cmd.attach_files = NULL;
 865         }
 866         if (cmd.subscribe) {
 867                 folder_subscribe(cmd.subscribe_uri);
 868         }
 869
 870         if (cmd.send) {
 871                 send_queue();
 872         }
 873
 874         if (cmd.target) {
 875                 g_timeout_add(500, defer_jump, (gpointer)cmd.target);
 876         }
 877
 878         prefs_destroy_cache();
 879
 880         sc_starting = FALSE;
 881         END_TIMING();
 882
 883         gtk_main();
 884
 885         exit_claws(mainwin);
 886
 887         return 0;
 888 }
 889
 890 static void save_all_caches(FolderItem *item, gpointer data)
 891 {
 892         if (!item->cache) {
 893                 return;
 894         }
 895
 896         if (item->opened)
 897                 folder_item_close(item);
 898
 899         folder_item_free_cache(item, TRUE);
 900 }
 901
 902 static void exit_claws(MainWindow *mainwin)
 903 {
 904         gchar *filename;
 905
 906         sc_exiting = TRUE;
 907
 908         debug_print("shutting down\n");
 909         inc_autocheck_timer_remove();
 910
 911         if (prefs_common.clean_on_exit && !emergency_exit) {
 912                 main_window_empty_trash(mainwin, prefs_common.ask_on_clean);
 913         }
 914
 915         /* save prefs for opened folder */
 916         if(mainwin->folderview->opened) {
 917                 FolderItem *item;
 918
 919                 item = gtk_ctree_node_get_row_data(GTK_CTREE(mainwin->folderview->ctree), mainwin->folderview->opened);
 920                 summary_save_prefs_to_folderitem(mainwin->folderview->summaryview, item);
 921         }
 922
 923         /* save all state before exiting */
 924         folder_func_to_all_folders(save_all_caches, NULL);
 925         folder_write_list();
 926
 927         main_window_get_size(mainwin);
 928         main_window_get_position(mainwin);
 929         prefs_common_write_config();
 930         account_write_config_all();
 931         addressbook_export_to_file();
 932
 933         filename = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, MENU_RC, NULL);
 934         gtk_accel_map_save(filename);
 935         g_free(filename);
 936
 937         /* delete temporary files */
 938         remove_all_files(get_tmp_dir());
 939         remove_all_files(get_mime_tmp_dir());
 940
 941         close_log_file();
 942
 943 #ifdef HAVE_LIBETPAN
 944         imap_main_done();
 945 #endif
 946         /* delete crashfile */
 947         if (!cmd.crash)
 948                 g_unlink(get_crashfile_name());
 949
 950         lock_socket_remove();
 951
 952 #ifdef HAVE_LIBSM
 953         if (mainwin->smc_conn)
 954                 SmcCloseConnection ((SmcConn)mainwin->smc_conn, 0, NULL);
 955         mainwin->smc_conn = NULL;
 956 #endif
 957
 958         main_window_destroy_all();
 959
 960         plugin_unload_all("GTK2");
 961
 962         prefs_toolbar_done();
 963
 964         addressbook_destroy();
 965
 966         prefs_themes_done();
 967         prefs_fonts_done();
 968         prefs_ext_prog_done();
 969         prefs_wrapping_done();
 970         prefs_compose_writing_done();
 971         prefs_msg_colors_done();
 972         prefs_image_viewer_done();
 973         image_viewer_done();
 974         prefs_quote_done();
 975         prefs_summaries_done();
 976         prefs_message_done();
 977         prefs_other_done();
 978         prefs_receive_done();
 979         prefs_send_done();
 980 #ifdef USE_ASPELL
 981         prefs_spelling_done();
 982         gtkaspell_checkers_quit();
 983 #endif
 984         plugin_unload_all("Common");
 985         claws_done();
 986 }
 987
 988 static void parse_cmd_opt(int argc, char *argv[])
 989 {
 990         gint i;
 991
 992         for (i = 1; i < argc; i++) {
 993                 if (!strncmp(argv[i], "--receive-all", 13)) {
 994                         cmd.receive_all = TRUE;
 995                 } else if (!strncmp(argv[i], "--receive", 9)) {
 996                         cmd.receive = TRUE;
 997                 } else if (!strncmp(argv[i], "--compose", 9)) {
 998                         const gchar *p = argv[i + 1];
 999
1000                         cmd.compose = TRUE;
1001                         cmd.compose_mailto = NULL;
1002                         if (p && *p != '\0' && *p != '-') {
1003                                 if (!strncmp(p, "mailto:", 7)) {
1004                                         cmd.compose_mailto = p + 7;
1005                                 } else {
1006                                         cmd.compose_mailto = p;
1007                                 }
1008                                 i++;
1009                         }
1010                 } else if (!strncmp(argv[i], "--subscribe", 11)) {
1011                         const gchar *p = argv[i + 1];
1012                         if (p && *p != '\0' && *p != '-') {
1013                                 cmd.subscribe = TRUE;
1014                                 cmd.subscribe_uri = p;
1015                         }
1016                 } else if (!strncmp(argv[i], "--attach", 8)) {
1017                         const gchar *p = argv[i + 1];
1018                         gchar *file;
1019
1020                         while (p && *p != '\0' && *p != '-') {
1021                                 if (!cmd.attach_files) {
1022                                         cmd.attach_files = g_ptr_array_new();
1023                                 }
1024                                 if (*p != G_DIR_SEPARATOR) {
1025                                         file = g_strconcat(claws_get_startup_dir(),
1026                                                            G_DIR_SEPARATOR_S,
1027                                                            p, NULL);
1028                                 } else {
1029                                         file = g_strdup(p);
1030                                 }
1031                                 g_ptr_array_add(cmd.attach_files, file);
1032                                 i++;
1033                                 p = argv[i + 1];
1034                         }
1035                 } else if (!strncmp(argv[i], "--send", 6)) {
1036                         cmd.send = TRUE;
1037                 } else if (!strncmp(argv[i], "--version", 9)) {
1038                         puts("Claws Mail version " VERSION);
1039                         exit(0);
1040                 } else if (!strncmp(argv[i], "--status-full", 13)) {
1041                         const gchar *p = argv[i + 1];
1042
1043                         cmd.status_full = TRUE;
1044                         while (p && *p != '\0' && *p != '-') {
1045                                 if (!cmd.status_full_folders) {
1046                                         cmd.status_full_folders =
1047                                                 g_ptr_array_new();
1048                                 }
1049                                 g_ptr_array_add(cmd.status_full_folders,
1050                                                 g_strdup(p));
1051                                 i++;
1052                                 p = argv[i + 1];
1053                         }
1054                 } else if (!strncmp(argv[i], "--status", 8)) {
1055                         const gchar *p = argv[i + 1];
1056
1057                         cmd.status = TRUE;
1058                         while (p && *p != '\0' && *p != '-') {
1059                                 if (!cmd.status_folders)
1060                                         cmd.status_folders = g_ptr_array_new();
1061                                 g_ptr_array_add(cmd.status_folders,
1062                                                 g_strdup(p));
1063                                 i++;
1064                                 p = argv[i + 1];
1065                         }
1066                 } else if (!strncmp(argv[i], "--online", 8)) {
1067                         cmd.online_mode = ONLINE_MODE_ONLINE;
1068                 } else if (!strncmp(argv[i], "--offline", 9)) {
1069                         cmd.online_mode = ONLINE_MODE_OFFLINE;
1070                 } else if (!strncmp(argv[i], "--help", 6)) {
1071                         gchar *base = g_path_get_basename(argv[0]);
1072                         g_print(_("Usage: %s [OPTION]...\n"), base);
1073
1074                         g_print("%s\n", _("  --compose [address]    open composition window"));
1075                         g_print("%s\n", _("  --subscribe [uri]      subscribe to the given URI if possible"));
1076                         g_print("%s\n", _("  --attach file1 [file2]...\n"
1077                                   "                         open composition window with specified files\n"
1078                                   "                         attached"));
1079                         g_print("%s\n", _("  --receive              receive new messages"));
1080                         g_print("%s\n", _("  --receive-all          receive new messages of all accounts"));
1081                         g_print("%s\n", _("  --send                 send all queued messages"));
1082                         g_print("%s\n", _("  --status [folder]...   show the total number of messages"));
1083                         g_print("%s\n", _("  --status-full [folder]...\n"
1084                                "                         show the status of each folder"));
1085                         g_print("%s\n", _("  --select folder[/msg]  jumps to the specified folder/message\n"
1086                                           "                         folder is a folder id like 'folder/sub_folder'"));
1087                         g_print("%s\n", _("  --online               switch to online mode"));
1088                         g_print("%s\n", _("  --offline              switch to offline mode"));
1089                         g_print("%s\n", _("  --exit                 exit Claws Mail"));
1090                         g_print("%s\n", _("  --debug                debug mode"));
1091                         g_print("%s\n", _("  --help                 display this help and exit"));
1092                         g_print("%s\n", _("  --version              output version information and exit"));
1093                         g_print("%s\n", _("  --config-dir           output configuration directory"));
1094
1095                         g_free(base);
1096                         exit(1);
1097                 } else if (!strncmp(argv[i], "--crash", 7)) {
1098                         cmd.crash = TRUE;
1099                         cmd.crash_params = g_strdup(argv[i + 1]);
1100                         i++;
1101                 } else if (!strncmp(argv[i], "--config-dir", sizeof "--config-dir" - 1)) {
1102                         puts(RC_DIR);
1103                         exit(0);
1104                 } else if (!strncmp(argv[i], "--exit", 6)) {
1105                         cmd.exit = TRUE;
1106                 } else if (!strncmp(argv[i], "--select", 8) && i+1 < argc) {
1107                         cmd.target = argv[i+1];
1108                 } else if (i == 1 && argc == 2) {
1109                         /* only one parameter. Do something intelligent about it */
1110                         if (strstr(argv[i], "@") && !strstr(argv[i], "://")) {
1111                                 const gchar *p = argv[i];
1112
1113                                 cmd.compose = TRUE;
1114                                 cmd.compose_mailto = NULL;
1115                                 if (p && *p != '\0' && *p != '-') {
1116                                         if (!strncmp(p, "mailto:", 7)) {
1117                                                 cmd.compose_mailto = p + 7;
1118                                         } else {
1119                                                 cmd.compose_mailto = p;
1120                                         }
1121                                 }
1122                         } else if (strstr(argv[i], "://")) {
1123                                 const gchar *p = argv[i];
1124                                 if (p && *p != '\0' && *p != '-') {
1125                                         cmd.subscribe = TRUE;
1126                                         cmd.subscribe_uri = p;
1127                                 }
1128                         }
1129                 }
1130
1131         }
1132
1133         if (cmd.attach_files && cmd.compose == FALSE) {
1134                 cmd.compose = TRUE;
1135                 cmd.compose_mailto = NULL;
1136         }
1137 }
1138
1139 static gint get_queued_message_num(void)
1140 {
1141         FolderItem *queue;
1142
1143         queue = folder_get_default_queue();
1144         if (!queue) {
1145                 return -1;
1146         }
1147
1148         folder_item_scan(queue);
1149         return queue->total_msgs;
1150 }
1151
1152 static void initial_processing(FolderItem *item, gpointer data)
1153 {
1154         MainWindow *mainwin = (MainWindow *)data;
1155         gchar *buf;
1156
1157         g_return_if_fail(item);
1158         buf = g_strdup_printf(_("Processing (%s)..."),
1159                               item->path
1160                               ? item->path
1161                               : _("top level folder"));
1162         g_free(buf);
1163
1164
1165         if (item->prefs->enable_processing) {
1166                 folder_item_apply_processing(item);
1167         }
1168
1169         STATUSBAR_POP(mainwin);
1170 }
1171
1172 static void draft_all_messages(void)
1173 {
1174         GList *compose_list = NULL;
1175
1176         while ((compose_list = compose_get_compose_list()) != NULL) {
1177                 Compose *c = (Compose*)compose_list->data;
1178                 compose_draft(c);
1179         }
1180 }
1181 gboolean clean_quit(gpointer data)
1182 {
1183         static gboolean firstrun = TRUE;
1184
1185         if (!firstrun) {
1186                 return FALSE;
1187         }
1188         firstrun = FALSE;
1189
1190         /*!< Good idea to have the main window stored in a
1191          *   static variable so we can check that variable
1192          *   to see if we're really allowed to do things
1193          *   that actually the spawner is supposed to
1194          *   do (like: sending mail, composing messages).
1195          *   Because, really, if we're the spawnee, and
1196          *   we touch GTK stuff, we're hosed. See the
1197          *   next fixme. */
1198
1199         /* FIXME: Use something else to signal that we're
1200          * in the original spawner, and not in a spawned
1201          * child. */
1202         if (!static_mainwindow) {
1203                 return FALSE;
1204         }
1205
1206         draft_all_messages();
1207         emergency_exit = TRUE;
1208         exit_claws(static_mainwindow);
1209         exit(0);
1210
1211         return FALSE;
1212 }
1213
1214 void app_will_exit(GtkWidget *widget, gpointer data)
1215 {
1216         MainWindow *mainwin = data;
1217
1218         if (sc_exiting == TRUE) {
1219                 debug_print("exit pending\n");
1220                 return;
1221         }
1222         sc_exiting = TRUE;
1223         debug_print("exiting\n");
1224         if (compose_get_compose_list()) {
1225                 gint val = alertpanel(_("Really quit?"),
1226                                _("Composing message exists."),
1227                                _("_Save to Draft"), _("_Discard them"), _("Do_n't quit"));
1228                 switch (val) {
1229                         case G_ALERTOTHER:
1230                                 sc_exiting = FALSE;
1231                                 return;
1232                         case G_ALERTALTERNATE:
1233                                 break;
1234                         default:
1235                                 draft_all_messages();
1236                 }
1237
1238                 manage_window_focus_in(mainwin->window, NULL, NULL);
1239         }
1240
1241         if (prefs_common.warn_queued_on_exit && get_queued_message_num() > 0) {
1242                 if (alertpanel(_("Queued messages"),
1243                                _("Some unsent messages are queued. Exit now?"),
1244                                GTK_STOCK_CANCEL, GTK_STOCK_OK, NULL)
1245                     != G_ALERTALTERNATE) {
1246                         sc_exiting = FALSE;
1247                         return;
1248                 }
1249                 manage_window_focus_in(mainwin->window, NULL, NULL);
1250         }
1251
1252         sock_cleanup();
1253         if (folderview_get_selected_item(mainwin->folderview))
1254                 folder_item_close(folderview_get_selected_item(mainwin->folderview));
1255         gtk_main_quit();
1256 }
1257
1258 gboolean claws_is_exiting(void)
1259 {
1260         return sc_exiting;
1261 }
1262
1263 gboolean claws_is_starting(void)
1264 {
1265         return sc_starting;
1266 }
1267
1268 /*
1269  * CLAWS: want this public so crash dialog can delete the
1270  * lock file too
1271  */
1272 gchar *get_socket_name(void)
1273 {
1274         static gchar *filename = NULL;
1275
1276         if (filename == NULL) {
1277                 filename = g_strdup_printf("%s%cclaws-mail-%d",
1278                                            g_get_tmp_dir(), G_DIR_SEPARATOR,
1279 #if HAVE_GETUID
1280                                            getuid());
1281 #else
1282                                            0);
1283 #endif
1284         }
1285
1286         return filename;
1287 }
1288
1289 static gchar *get_crashfile_name(void)
1290 {
1291         static gchar *filename = NULL;
1292
1293         if (filename == NULL) {
1294                 filename = g_strdup_printf("%s%cclaws-crashed",
1295                                            get_tmp_dir(), G_DIR_SEPARATOR);
1296         }
1297
1298         return filename;
1299 }
1300
1301 static gint prohibit_duplicate_launch(void)
1302 {
1303         gint uxsock;
1304         gchar *path;
1305
1306         path = get_socket_name();
1307         uxsock = fd_connect_unix(path);
1308         if (uxsock < 0) {
1309                 g_unlink(path);
1310                 return fd_open_unix(path);
1311         }
1312
1313         /* remote command mode */
1314
1315         debug_print("another Claws Mail instance is already running.\n");
1316
1317         if (cmd.receive_all) {
1318                 fd_write_all(uxsock, "receive_all\n", 12);
1319         } else if (cmd.receive) {
1320                 fd_write_all(uxsock, "receive\n", 8);
1321         } else if (cmd.compose && cmd.attach_files) {
1322                 gchar *str, *compose_str;
1323                 gint i;
1324
1325                 if (cmd.compose_mailto) {
1326                         compose_str = g_strdup_printf("compose_attach %s\n",
1327                                                       cmd.compose_mailto);
1328                 } else {
1329                         compose_str = g_strdup("compose_attach\n");
1330                 }
1331
1332                 fd_write_all(uxsock, compose_str, strlen(compose_str));
1333                 g_free(compose_str);
1334
1335                 for (i = 0; i < cmd.attach_files->len; i++) {
1336                         str = g_ptr_array_index(cmd.attach_files, i);
1337                         fd_write_all(uxsock, str, strlen(str));
1338                         fd_write_all(uxsock, "\n", 1);
1339                 }
1340
1341                 fd_write_all(uxsock, ".\n", 2);
1342         } else if (cmd.compose) {
1343                 gchar *compose_str;
1344
1345                 if (cmd.compose_mailto) {
1346                         compose_str = g_strdup_printf
1347                                 ("compose %s\n", cmd.compose_mailto);
1348                 } else {
1349                         compose_str = g_strdup("compose\n");
1350                 }
1351
1352                 fd_write_all(uxsock, compose_str, strlen(compose_str));
1353                 g_free(compose_str);
1354         } else if (cmd.subscribe) {
1355                 gchar *str = g_strdup_printf("subscribe %s\n", cmd.subscribe_uri);
1356                 fd_write_all(uxsock, str, strlen(str));
1357                 g_free(str);
1358         } else if (cmd.send) {
1359                 fd_write_all(uxsock, "send\n", 5);
1360         } else if (cmd.online_mode == ONLINE_MODE_ONLINE) {
1361                 fd_write(uxsock, "online\n", 6);
1362         } else if (cmd.online_mode == ONLINE_MODE_OFFLINE) {
1363                 fd_write(uxsock, "offline\n", 7);
1364         } else if (cmd.status || cmd.status_full) {
1365                 gchar buf[BUFFSIZE];
1366                 gint i;
1367                 const gchar *command;
1368                 GPtrArray *folders;
1369                 gchar *folder;
1370
1371                 command = cmd.status_full ? "status-full\n" : "status\n";
1372                 folders = cmd.status_full ? cmd.status_full_folders :
1373                         cmd.status_folders;
1374
1375                 fd_write_all(uxsock, command, strlen(command));
1376                 for (i = 0; folders && i < folders->len; ++i) {
1377                         folder = g_ptr_array_index(folders, i);
1378                         fd_write_all(uxsock, folder, strlen(folder));
1379                         fd_write_all(uxsock, "\n", 1);
1380                 }
1381                 fd_write_all(uxsock, ".\n", 2);
1382                 for (;;) {
1383                         fd_gets(uxsock, buf, sizeof(buf));
1384                         if (!strncmp(buf, ".\n", 2)) break;
1385                         fputs(buf, stdout);
1386                 }
1387         } else if (cmd.exit) {
1388                 fd_write_all(uxsock, "exit\n", 5);
1389         } else if (cmd.target) {
1390                 gchar *str = g_strdup_printf("select %s\n", cmd.target);
1391                 fd_write_all(uxsock, str, strlen(str));
1392                 g_free(str);
1393         } else
1394                 fd_write_all(uxsock, "popup\n", 6);
1395
1396         fd_close(uxsock);
1397         return -1;
1398 }
1399
1400 static gint lock_socket_remove(void)
1401 {
1402 #ifdef G_OS_UNIX
1403         gchar *filename;
1404
1405         if (lock_socket < 0) {
1406                 return -1;
1407         }
1408
1409         if (lock_socket_tag > 0) {
1410                 gdk_input_remove(lock_socket_tag);
1411         }
1412         fd_close(lock_socket);
1413         filename = get_socket_name();
1414         g_unlink(filename);
1415 #endif
1416
1417         return 0;
1418 }
1419
1420 static GPtrArray *get_folder_item_list(gint sock)
1421 {
1422         gchar buf[BUFFSIZE];
1423         FolderItem *item;
1424         GPtrArray *folders = NULL;
1425
1426         for (;;) {
1427                 fd_gets(sock, buf, sizeof(buf));
1428                 if (!strncmp(buf, ".\n", 2)) {
1429                         break;
1430                 }
1431                 strretchomp(buf);
1432                 if (!folders) {
1433                         folders = g_ptr_array_new();
1434                 }
1435                 item = folder_find_item_from_identifier(buf);
1436                 if (item) {
1437                         g_ptr_array_add(folders, item);
1438                 } else {
1439                         g_warning("no such folder: %s\n", buf);
1440                 }
1441         }
1442
1443         return folders;
1444 }
1445
1446 static void lock_socket_input_cb(gpointer data,
1447                                  gint source,
1448                                  GdkInputCondition condition)
1449 {
1450         MainWindow *mainwin = (MainWindow *)data;
1451         gint sock;
1452         gchar buf[BUFFSIZE];
1453
1454         sock = fd_accept(source);
1455         fd_gets(sock, buf, sizeof(buf));
1456
1457         if (!strncmp(buf, "popup", 5)) {
1458                 main_window_popup(mainwin);
1459         } else if (!strncmp(buf, "receive_all", 11)) {
1460                 inc_all_account_mail(mainwin, FALSE,
1461                                      prefs_common.newmail_notify_manu);
1462         } else if (!strncmp(buf, "receive", 7)) {
1463                 inc_mail(mainwin, prefs_common.newmail_notify_manu);
1464         } else if (!strncmp(buf, "compose_attach", 14)) {
1465                 GPtrArray *files;
1466                 gchar *mailto;
1467
1468                 mailto = g_strdup(buf + strlen("compose_attach") + 1);
1469                 files = g_ptr_array_new();
1470                 while (fd_gets(sock, buf, sizeof(buf)) > 0) {
1471                         if (buf[0] == '.' && buf[1] == '\n') {
1472                                 break;
1473                         }
1474                         strretchomp(buf);
1475                         g_ptr_array_add(files, g_strdup(buf));
1476                 }
1477                 open_compose_new(mailto, files);
1478                 ptr_array_free_strings(files);
1479                 g_ptr_array_free(files, TRUE);
1480                 g_free(mailto);
1481         } else if (!strncmp(buf, "compose", 7)) {
1482                 open_compose_new(buf + strlen("compose") + 1, NULL);
1483         } else if (!strncmp(buf, "subscribe", 9)) {
1484                 main_window_popup(mainwin);
1485                 folder_subscribe(buf + strlen("subscribe") + 1);
1486         } else if (!strncmp(buf, "send", 4)) {
1487                 send_queue();
1488         } else if (!strncmp(buf, "online", 6)) {
1489                 main_window_toggle_work_offline(mainwin, FALSE, FALSE);
1490         } else if (!strncmp(buf, "offline", 7)) {
1491                 main_window_toggle_work_offline(mainwin, TRUE, FALSE);
1492         } else if (!strncmp(buf, "status-full", 11) ||
1493                    !strncmp(buf, "status", 6)) {
1494                 gchar *status;
1495                 GPtrArray *folders;
1496
1497                 folders = get_folder_item_list(sock);
1498                 status = folder_get_status
1499                         (folders, !strncmp(buf, "status-full", 11));
1500                 fd_write_all(sock, status, strlen(status));
1501                 fd_write_all(sock, ".\n", 2);
1502                 g_free(status);
1503                 if (folders) g_ptr_array_free(folders, TRUE);
1504         } else if (!strncmp(buf, "select ", 7)) {
1505                 const gchar *target = buf+7;
1506                 mainwindow_jump_to(target);
1507         } else if (!strncmp(buf, "exit", 4)) {
1508                 app_will_exit(NULL, mainwin);
1509         }
1510
1511         fd_close(sock);
1512 }
1513
1514 static void open_compose_new(const gchar *address, GPtrArray *attach_files)
1515 {
1516         gchar *addr = NULL;
1517
1518         if (address) {
1519                 Xstrdup_a(addr, address, return);
1520                 g_strstrip(addr);
1521         }
1522
1523         compose_new(NULL, addr, attach_files);
1524 }
1525
1526 static void send_queue(void)
1527 {
1528         GList *list;
1529         gchar *errstr = NULL;
1530         for (list = folder_get_list(); list != NULL; list = list->next) {
1531                 Folder *folder = list->data;
1532
1533                 if (folder->queue) {
1534                         gint res = procmsg_send_queue
1535                                 (folder->queue, prefs_common.savemsg,
1536                                 &errstr);
1537
1538                         if (res) {
1539                                 folder_item_scan(folder->queue);
1540                         }
1541                 }
1542         }
1543         if (errstr) {
1544                 gchar *tmp = g_strdup_printf(_("Some errors occurred "
1545                                 "while sending queued messages:\n%s"), errstr);
1546                 g_free(errstr);
1547                 alertpanel_error_log(tmp);
1548                 g_free(tmp);
1549         } else {
1550                 alertpanel_error_log("Some errors occurred "
1551                                 "while sending queued messages.");
1552         }
1553 }
1554
1555 static void quit_signal_handler(int sig)
1556 {
1557         debug_print("Quitting on signal %d\n", sig);
1558
1559         g_timeout_add(0, clean_quit, NULL);
1560 }
1561
1562 static void install_basic_sighandlers()
1563 {
1564 #ifndef G_OS_WIN32
1565         sigset_t    mask;
1566         struct sigaction act;
1567
1568         sigemptyset(&mask);
1569
1570 #ifdef SIGTERM
1571         sigaddset(&mask, SIGTERM);
1572 #endif
1573 #ifdef SIGINT
1574         sigaddset(&mask, SIGINT);
1575 #endif
1576 #ifdef SIGHUP
1577         sigaddset(&mask, SIGHUP);
1578 #endif
1579
1580         act.sa_handler = quit_signal_handler;
1581         act.sa_mask    = mask;
1582         act.sa_flags   = 0;
1583
1584 #ifdef SIGTERM
1585         sigaction(SIGTERM, &act, 0);
1586 #endif
1587 #ifdef SIGINT
1588         sigaction(SIGINT, &act, 0);
1589 #endif
1590 #ifdef SIGHUP
1591         sigaction(SIGHUP, &act, 0);
1592 #endif
1593
1594         sigprocmask(SIG_UNBLOCK, &mask, 0);
1595 #endif /* !G_OS_WIN32 */
1596 }