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 #ifdef HAVE_VALGRIND
 104 #include "valgrind.h"
 105 #endif
 106 #if USE_OPENSSL
 107 #  include "ssl.h"
 108 #endif
 109
 110 #include "version.h"
 111
 112 #include "crash.h"
 113
 114 #include "timing.h"
 115
 116 gchar *prog_version;
 117 gchar *argv0;
 118
 119 #ifdef HAVE_STARTUP_NOTIFICATION
 120 static SnLauncheeContext *sn_context = NULL;
 121 static SnDisplay *sn_display = NULL;
 122 #endif
 123
 124 static gint lock_socket = -1;
 125 static gint lock_socket_tag = 0;
 126
 127 typedef enum
 128 {
 129         ONLINE_MODE_DONT_CHANGE,
 130         ONLINE_MODE_ONLINE,
 131         ONLINE_MODE_OFFLINE
 132 } OnlineMode;
 133
 134 static struct RemoteCmd {
 135         gboolean receive;
 136         gboolean receive_all;
 137         gboolean compose;
 138         const gchar *compose_mailto;
 139         GPtrArray *attach_files;
 140         gboolean status;
 141         gboolean status_full;
 142         GPtrArray *status_folders;
 143         GPtrArray *status_full_folders;
 144         gboolean send;
 145         gboolean crash;
 146         int online_mode;
 147         gchar   *crash_params;
 148         gboolean exit;
 149         gboolean subscribe;
 150         const gchar *subscribe_uri;
 151         const gchar *target;
 152 } cmd;
 153
 154 static void parse_cmd_opt(int argc, char *argv[]);
 155
 156 static gint prohibit_duplicate_launch   (void);
 157 static gchar * get_crashfile_name       (void);
 158 static gint lock_socket_remove          (void);
 159 static void lock_socket_input_cb        (gpointer          data,
 160                                          gint              source,
 161                                          GdkInputCondition condition);
 162
 163 static void open_compose_new            (const gchar    *address,
 164                                          GPtrArray      *attach_files);
 165
 166 static void send_queue                  (void);
 167 static void initial_processing          (FolderItem *item, gpointer data);
 168 static void quit_signal_handler         (int sig);
 169 static void install_basic_sighandlers   (void);
 170 static void exit_claws                  (MainWindow *mainwin);
 171
 172 #define MAKE_DIR_IF_NOT_EXIST(dir) \
 173 { \
 174         if (!is_dir_exist(dir)) { \
 175                 if (is_file_exist(dir)) { \
 176                         alertpanel_warning \
 177                                 (_("File '%s' already exists.\n" \
 178                                    "Can't create folder."), \
 179                                  dir); \
 180                         return 1; \
 181                 } \
 182                 if (make_dir(dir) < 0) \
 183                         return 1; \
 184         } \
 185 }
 186
 187 static MainWindow *static_mainwindow;
 188 static gboolean emergency_exit = FALSE;
 189
 190 #ifdef HAVE_STARTUP_NOTIFICATION
 191 static void sn_error_trap_push(SnDisplay *display, Display *xdisplay)
 192 {
 193         gdk_error_trap_push();
 194 }
 195
 196 static void sn_error_trap_pop(SnDisplay *display, Display *xdisplay)
 197 {
 198         gdk_error_trap_pop();
 199 }
 200
 201 static void startup_notification_complete(gboolean with_window)
 202 {
 203         Display *xdisplay;
 204         GtkWidget *hack = NULL;
 205
 206         if (with_window) {
 207                 /* this is needed to make the startup notification leave,
 208                  * if we have been launched from a menu.
 209                  * We have to display a window, so let it be very little */
 210                 hack = gtk_window_new(GTK_WINDOW_POPUP);
 211                 gtk_widget_set_uposition(hack, 0, 0);
 212                 gtk_widget_set_size_request(hack, 1, 1);
 213                 gtk_widget_show(hack);
 214         }
 215
 216         xdisplay = GDK_DISPLAY();
 217         sn_display = sn_display_new(xdisplay,
 218                                 sn_error_trap_push,
 219                                 sn_error_trap_pop);
 220         sn_context = sn_launchee_context_new_from_environment(sn_display,
 221                                                  DefaultScreen(xdisplay));
 222
 223         if (sn_context != NULL) {
 224                 sn_launchee_context_complete(sn_context);
 225                 sn_launchee_context_unref(sn_context);
 226                 sn_display_unref(sn_display);
 227         }
 228         if (with_window) {
 229                 gtk_widget_destroy(hack);
 230         }
 231 }
 232 #endif /* HAVE_STARTUP_NOTIFICATION */
 233
 234 static void claws_gtk_idle(void)
 235 {
 236         while(gtk_events_pending()) {
 237                 gtk_main_iteration();
 238         }
 239         g_usleep(50000);
 240 }
 241
 242 static gboolean defer_check_all(void *data)
 243 {
 244         gboolean autochk = GPOINTER_TO_INT(data);
 245
 246         inc_all_account_mail(static_mainwindow, autochk,
 247                         prefs_common.newmail_notify_manu);
 248
 249         return FALSE;
 250 }
 251
 252 static gboolean defer_check(void *data)
 253 {
 254         inc_mail(static_mainwindow, prefs_common.newmail_notify_manu);
 255
 256         return FALSE;
 257 }
 258
 259 static gboolean defer_jump(void *data)
 260 {
 261         mainwindow_jump_to(data);
 262         return FALSE;
 263 }
 264
 265 static void chk_update_val(GtkWidget *widget, gpointer data)
 266 {
 267         gboolean *val = (gboolean *)data;
 268         *val = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
 269 }
 270
 271 static gboolean migrate_old_config(const gchar *old_cfg_dir, const gchar *new_cfg_dir, const gchar *oldversion)
 272 {
 273         gchar *message = g_strdup_printf(_("Configuration for %s (or previous) found.\n"
 274                          "Do you want to migrate this configuration?"), oldversion);
 275         gint r = 0;
 276         GtkWidget *window = NULL;
 277         GtkWidget *keep_backup_chk;
 278         GtkTooltips *tips = gtk_tooltips_new();
 279         gboolean backup = TRUE;
 280
 281         keep_backup_chk = gtk_check_button_new_with_label (_("Keep old configuration"));
 282         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(keep_backup_chk), TRUE);
 283         gtk_tooltips_set_tip(GTK_TOOLTIPS(tips), keep_backup_chk,
 284                              _("Keeping a backup will allow you to go back to an "
 285                                "older version, but may take a while if you have "
 286                                "cached IMAP or News data, and will take some extra "
 287                                "room on your disk."),
 288                              NULL);
 289
 290         g_signal_connect(G_OBJECT(keep_backup_chk), "toggled",
 291                         G_CALLBACK(chk_update_val), &backup);
 292
 293         if (alertpanel_full(_("Migration of configuration"), message,
 294                         GTK_STOCK_NO, "+" GTK_STOCK_YES, NULL, FALSE,
 295                         keep_backup_chk, ALERT_QUESTION, G_ALERTDEFAULT) != G_ALERTALTERNATE) {
 296                 return FALSE;
 297         }
 298
 299         /* we can either do a fast migration requiring not any extra disk
 300          * space, or a slow one that copies the old configuration and leaves
 301          * it in place. */
 302         if (backup) {
 303 backup_mode:
 304                 window = label_window_create(_("Copying configuration... This may take a while..."));
 305                 GTK_EVENTS_FLUSH();
 306
 307                 r = copy_dir(old_cfg_dir, new_cfg_dir);
 308                 gtk_widget_destroy(window);
 309
 310                 /* if copy failed, we'll remove the partially copied
 311                  * new directory */
 312                 if (r != 0) {
 313                         alertpanel_error(_("Migration failed!"));
 314                         remove_dir_recursive(new_cfg_dir);
 315                 } else {
 316                         if (!backup) {
 317                                 /* fast mode failed, but we don't want backup */
 318                                 remove_dir_recursive(old_cfg_dir);
 319                         }
 320                 }
 321         } else {
 322                 window = label_window_create(_("Migrating configuration..."));
 323                 GTK_EVENTS_FLUSH();
 324
 325                 r = g_rename(old_cfg_dir, new_cfg_dir);
 326                 gtk_widget_destroy(window);
 327
 328                 /* if g_rename failed, we'll try to copy */
 329                 if (r != 0) {
 330                         FILE_OP_ERROR(new_cfg_dir, "g_rename failed, trying copy\n");
 331                         goto backup_mode;
 332                 }
 333         }
 334         return (r == 0);
 335 }
 336
 337 static void migrate_common_rc(const gchar *old_rc, const gchar *new_rc)
 338 {
 339         FILE *oldfp, *newfp;
 340         gchar *plugin_path, *old_plugin_path, *new_plugin_path;
 341         gchar buf[BUFFSIZE];
 342         oldfp = g_fopen(old_rc, "r");
 343         if (!oldfp)
 344                 return;
 345         newfp = g_fopen(new_rc, "w");
 346         if (!newfp) {
 347                 fclose(oldfp);
 348                 return;
 349         }
 350
 351         plugin_path = g_strdup(get_plugin_dir());
 352         new_plugin_path = g_strdup(plugin_path);
 353
 354         if (strstr(plugin_path, "/claws-mail/")) {
 355                 gchar *end = g_strdup(strstr(plugin_path, "/claws-mail/")+strlen("/claws-mail/"));
 356                 *(strstr(plugin_path, "/claws-mail/")) = '\0';
 357                 old_plugin_path = g_strconcat(plugin_path, "/sylpheed-claws/", end, NULL);
 358                 g_free(end);
 359         } else {
 360                 old_plugin_path = g_strdup(new_plugin_path);
 361         }
 362         debug_print("replacing %s with %s\n", old_plugin_path, new_plugin_path);
 363         while (fgets(buf, sizeof(buf), oldfp)) {
 364                 if (strncmp(buf, old_plugin_path, strlen(old_plugin_path))) {
 365                         fputs(buf, newfp);
 366                 } else {
 367                         debug_print("->replacing %s", buf);
 368                         debug_print("  with %s%s", new_plugin_path, buf+strlen(old_plugin_path));
 369                         fputs(new_plugin_path, newfp);
 370                         fputs(buf+strlen(old_plugin_path), newfp);
 371                 }
 372         }
 373         g_free(plugin_path);
 374         g_free(new_plugin_path);
 375         g_free(old_plugin_path);
 376         fclose(oldfp);
 377         fclose(newfp);
 378 }
 379
 380 #ifdef HAVE_LIBSM
 381 static void
 382 sc_client_set_value (MainWindow *mainwin,
 383                   gchar       *name,
 384                   char        *type,
 385                   int          num_vals,
 386                   SmPropValue *vals)
 387 {
 388         SmProp *proplist[1];
 389         SmProp prop;
 390
 391         prop.name = name;
 392         prop.type = type;
 393         prop.num_vals = num_vals;
 394         prop.vals = vals;
 395
 396         proplist[0]= &prop;
 397         if (mainwin->smc_conn)
 398                 SmcSetProperties ((SmcConn) mainwin->smc_conn, 1, proplist);
 399 }
 400
 401 static void sc_die_callback (SmcConn smc_conn, SmPointer client_data)
 402 {
 403         clean_quit(NULL);
 404 }
 405
 406 static void sc_save_complete_callback(SmcConn smc_conn, SmPointer client_data)
 407 {
 408 }
 409
 410 static void sc_shutdown_cancelled_callback (SmcConn smc_conn, SmPointer client_data)
 411 {
 412         MainWindow *mainwin = (MainWindow *)client_data;
 413         if (mainwin->smc_conn)
 414                 SmcSaveYourselfDone ((SmcConn) mainwin->smc_conn, TRUE);
 415 }
 416
 417 static void sc_save_yourself_callback (SmcConn   smc_conn,
 418                                SmPointer client_data,
 419                                int       save_style,
 420                                gboolean  shutdown,
 421                                int       interact_style,
 422                                gboolean  fast) {
 423
 424         MainWindow *mainwin = (MainWindow *)client_data;
 425         if (mainwin->smc_conn)
 426                 SmcSaveYourselfDone ((SmcConn) mainwin->smc_conn, TRUE);
 427 }
 428
 429 static IceIOErrorHandler sc_ice_installed_handler;
 430
 431 static void sc_ice_io_error_handler (IceConn connection)
 432 {
 433         if (sc_ice_installed_handler)
 434                 (*sc_ice_installed_handler) (connection);
 435 }
 436 static gboolean sc_process_ice_messages (GIOChannel   *source,
 437                       GIOCondition  condition,
 438                       gpointer      data)
 439 {
 440         IceConn connection = (IceConn) data;
 441         IceProcessMessagesStatus status;
 442
 443         status = IceProcessMessages (connection, NULL, NULL);
 444
 445         if (status == IceProcessMessagesIOError) {
 446                 IcePointer context = IceGetConnectionContext (connection);
 447
 448                 if (context && GTK_IS_OBJECT (context)) {
 449                 guint disconnect_id = g_signal_lookup ("disconnect", G_OBJECT_TYPE (context));
 450
 451                 if (disconnect_id > 0)
 452                         g_signal_emit (context, disconnect_id, 0);
 453                 } else {
 454                         IceSetShutdownNegotiation (connection, False);
 455                         IceCloseConnection (connection);
 456                 }
 457         }
 458
 459         return TRUE;
 460 }
 461
 462 static void new_ice_connection (IceConn connection, IcePointer client_data, Bool opening,
 463                     IcePointer *watch_data)
 464 {
 465         guint input_id;
 466
 467         if (opening) {
 468                 GIOChannel *channel;
 469                 /* Make sure we don't pass on these file descriptors to any
 470                 exec'ed children */
 471                 fcntl(IceConnectionNumber(connection),F_SETFD,
 472                 fcntl(IceConnectionNumber(connection),F_GETFD,0) | FD_CLOEXEC);
 473
 474                 channel = g_io_channel_unix_new (IceConnectionNumber (connection));
 475                 input_id = g_io_add_watch (channel,
 476                 G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_PRI,
 477                 sc_process_ice_messages,
 478                 connection);
 479                 g_io_channel_unref (channel);
 480
 481                 *watch_data = (IcePointer) GUINT_TO_POINTER (input_id);
 482         } else {
 483                 input_id = GPOINTER_TO_UINT ((gpointer) *watch_data);
 484                 g_source_remove (input_id);
 485         }
 486 }
 487
 488 static void sc_session_manager_connect(MainWindow *mainwin)
 489 {
 490         static gboolean connected = FALSE;
 491         SmcCallbacks      callbacks;
 492         gchar            *client_id;
 493         IceIOErrorHandler default_handler;
 494
 495         if (connected)
 496                 return;
 497         connected = TRUE;
 498
 499
 500         sc_ice_installed_handler = IceSetIOErrorHandler (NULL);
 501         default_handler = IceSetIOErrorHandler (sc_ice_io_error_handler);
 502
 503         if (sc_ice_installed_handler == default_handler)
 504                 sc_ice_installed_handler = NULL;
 505
 506         IceAddConnectionWatch (new_ice_connection, NULL);
 507
 508
 509         callbacks.save_yourself.callback      = sc_save_yourself_callback;
 510         callbacks.die.callback                = sc_die_callback;
 511         callbacks.save_complete.callback      = sc_save_complete_callback;
 512         callbacks.shutdown_cancelled.callback = sc_shutdown_cancelled_callback;
 513
 514         callbacks.save_yourself.client_data =
 515                 callbacks.die.client_data =
 516                 callbacks.save_complete.client_data =
 517                 callbacks.shutdown_cancelled.client_data = (SmPointer) mainwin;
 518         if (g_getenv ("SESSION_MANAGER")) {
 519                 gchar error_string_ret[256] = "";
 520
 521                 mainwin->smc_conn = (gpointer)
 522                         SmcOpenConnection (NULL, mainwin,
 523                                 SmProtoMajor, SmProtoMinor,
 524                                 SmcSaveYourselfProcMask | SmcDieProcMask |
 525                                 SmcSaveCompleteProcMask |
 526                                 SmcShutdownCancelledProcMask,
 527                                 &callbacks,
 528                                 NULL, &client_id,
 529                                 256, error_string_ret);
 530
 531                 if (error_string_ret[0] || mainwin->smc_conn == NULL)
 532                         g_warning ("While connecting to session manager:\n%s.",
 533                                 error_string_ret);
 534                 else {
 535                         SmPropValue *vals;
 536                         vals = g_new (SmPropValue, 1);
 537                         vals[0].length = strlen(argv0);
 538                         vals[0].value = argv0;
 539                         sc_client_set_value (mainwin, SmCloneCommand, SmLISTofARRAY8, 1, vals);
 540                         sc_client_set_value (mainwin, SmRestartCommand, SmLISTofARRAY8, 1, vals);
 541                         sc_client_set_value (mainwin, SmProgram, SmARRAY8, 1, vals);
 542
 543                         vals[0].length = strlen(g_get_user_name()?g_get_user_name():"");
 544                         vals[0].value = g_strdup(g_get_user_name()?g_get_user_name():"");
 545                         sc_client_set_value (mainwin, SmUserID, SmARRAY8, 1, vals);
 546                 }
 547         }
 548 }
 549 #endif
 550
 551 static gboolean sc_exiting = FALSE;
 552 static gboolean sc_starting = FALSE;
 553 static gboolean show_at_startup = TRUE;
 554
 555 void main_set_show_at_startup(gboolean show)
 556 {
 557         show_at_startup = show;
 558 }
 559
 560 int main(int argc, char *argv[])
 561 {
 562         gchar *userrc;
 563         MainWindow *mainwin;
 564         FolderView *folderview;
 565         GdkPixbuf *icon;
 566         gboolean crash_file_present = FALSE;
 567         gint num_folder_class = 0;
 568         gboolean asked_for_migration = FALSE;
 569
 570         START_TIMING("startup");
 571
 572         sc_starting = TRUE;
 573
 574         if (!claws_init(&argc, &argv)) {
 575                 return 0;
 576         }
 577
 578         prefs_prepare_cache();
 579         prog_version = PROG_VERSION;
 580         argv0 = g_strdup(argv[0]);
 581
 582         parse_cmd_opt(argc, argv);
 583
 584 #ifdef CRASH_DIALOG
 585         if (cmd.crash) {
 586                 gtk_set_locale();
 587                 gtk_init(&argc, &argv);
 588                 crash_main(cmd.crash_params);
 589                 return 0;
 590         }
 591         crash_install_handlers();
 592 #endif
 593         install_basic_sighandlers();
 594         sock_init();
 595
 596         /* check and create unix domain socket for remote operation */
 597 #ifdef G_OS_UNIX
 598         lock_socket = prohibit_duplicate_launch();
 599         if (lock_socket < 0) {
 600 #ifdef HAVE_STARTUP_NOTIFICATION
 601                 if(gtk_init_check(&argc, &argv))
 602                         startup_notification_complete(TRUE);
 603 #endif
 604                 return 0;
 605         }
 606
 607         if (cmd.status || cmd.status_full) {
 608                 puts("0 Claws Mail not running.");
 609                 lock_socket_remove();
 610                 return 0;
 611         }
 612
 613         if (cmd.exit)
 614                 return 0;
 615 #endif
 616         if (!g_thread_supported())
 617                 g_thread_init(NULL);
 618
 619         gtk_set_locale();
 620         gtk_init(&argc, &argv);
 621
 622         gdk_rgb_init();
 623         gtk_widget_set_default_colormap(gdk_rgb_get_colormap());
 624         gtk_widget_set_default_visual(gdk_rgb_get_visual());
 625
 626         if (!g_thread_supported()) {
 627                 g_error(_("g_thread is not supported by glib.\n"));
 628         }
 629
 630         /* check that we're not on a too recent/old gtk+ */
 631 #if GTK_CHECK_VERSION(2, 9, 0)
 632         if (gtk_check_version(2, 9, 0) != NULL) {
 633                 alertpanel_error(_("Claws Mail has been compiled with "
 634                                    "a more recent GTK+ library than is "
 635                                    "currently available. This will cause "
 636                                    "crashes. You need to upgrade GTK+ or "
 637                                    "recompile Claws Mail."));
 638                 exit(1);
 639         }
 640 #else
 641         if (gtk_check_version(2, 9, 0) == NULL) {
 642                 alertpanel_error(_("Claws Mail has been compiled with "
 643                                    "an older GTK+ library than is "
 644                                    "currently available. This will cause "
 645                                    "crashes. You need to recompile "
 646                                    "Claws Mail."));
 647                 exit(1);
 648         }
 649 #endif
 650         /* parse gtkrc files */
 651         userrc = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S, ".gtkrc-2.0",
 652                              NULL);
 653         gtk_rc_parse(userrc);
 654         g_free(userrc);
 655         userrc = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S, ".gtk",
 656                              G_DIR_SEPARATOR_S, "gtkrc-2.0", NULL);
 657         gtk_rc_parse(userrc);
 658         g_free(userrc);
 659
 660         CHDIR_RETURN_VAL_IF_FAIL(get_home_dir(), 1);
 661
 662         /* no config dir exists. See if we can migrate an old config. */
 663         if (!is_dir_exist(RC_DIR)) {
 664                 prefs_destroy_cache();
 665                 gboolean r = FALSE;
 666
 667                 /* if one of the old dirs exist, we'll ask if the user
 668                  * want to migrates, and r will be TRUE if he said yes
 669                  * and migration succeeded, and FALSE otherwise.
 670                  */
 671                 if (is_dir_exist(OLD_GTK2_RC_DIR)) {
 672                         r = migrate_old_config(OLD_GTK2_RC_DIR, RC_DIR, "Sylpheed-Claws 2.6.0");
 673                         asked_for_migration = TRUE;
 674                 } else if (is_dir_exist(OLDER_GTK2_RC_DIR)) {
 675                         r = migrate_old_config(OLDER_GTK2_RC_DIR, RC_DIR, "Sylpheed-Claws 1.9.15");
 676                         asked_for_migration = TRUE;
 677                 } else if (is_dir_exist(OLD_GTK1_RC_DIR)) {
 678                         r = migrate_old_config(OLD_GTK1_RC_DIR, RC_DIR, "Sylpheed-Claws 1.0.5");
 679                         asked_for_migration = TRUE;
 680                 }
 681
 682                 /* If migration failed or the user didn't want to do it,
 683                  * we create a new one (and we'll hit wizard later).
 684                  */
 685                 if (r == FALSE && !is_dir_exist(RC_DIR) && make_dir(RC_DIR) < 0)
 686                         exit(1);
 687         }
 688
 689
 690         if (!is_file_exist(RC_DIR G_DIR_SEPARATOR_S COMMON_RC) &&
 691             is_file_exist(RC_DIR G_DIR_SEPARATOR_S OLD_COMMON_RC)) {
 692                 /* post 2.6 name change */
 693                 migrate_common_rc(RC_DIR G_DIR_SEPARATOR_S OLD_COMMON_RC,
 694                           RC_DIR G_DIR_SEPARATOR_S COMMON_RC);
 695         }
 696
 697         if (!cmd.exit)
 698                 plugin_load_all("Common");
 699
 700         userrc = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, "gtkrc-2.0", NULL);
 701         gtk_rc_parse(userrc);
 702         g_free(userrc);
 703
 704         userrc = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, MENU_RC, NULL);
 705         gtk_accel_map_load (userrc);
 706         g_free(userrc);
 707
 708         CHDIR_RETURN_VAL_IF_FAIL(get_rc_dir(), 1);
 709
 710         MAKE_DIR_IF_NOT_EXIST(get_mail_base_dir());
 711         MAKE_DIR_IF_NOT_EXIST(get_imap_cache_dir());
 712         MAKE_DIR_IF_NOT_EXIST(get_news_cache_dir());
 713         MAKE_DIR_IF_NOT_EXIST(get_mime_tmp_dir());
 714         MAKE_DIR_IF_NOT_EXIST(get_tmp_dir());
 715         MAKE_DIR_IF_NOT_EXIST(UIDL_DIR);
 716
 717         crash_file_present = is_file_exist(get_crashfile_name());
 718         /* remove temporary files */
 719         remove_all_files(get_tmp_dir());
 720         remove_all_files(get_mime_tmp_dir());
 721
 722         if (is_file_exist("claws.log")) {
 723                 if (rename_force("claws.log", "claws.log.bak") < 0)
 724                         FILE_OP_ERROR("claws.log", "rename");
 725         }
 726         set_log_file("claws.log");
 727
 728         CHDIR_RETURN_VAL_IF_FAIL(get_home_dir(), 1);
 729
 730         folder_system_init();
 731         prefs_common_read_config();
 732
 733         prefs_themes_init();
 734         prefs_fonts_init();
 735         prefs_ext_prog_init();
 736         prefs_wrapping_init();
 737         prefs_compose_writing_init();
 738         prefs_msg_colors_init();
 739         image_viewer_init();
 740         prefs_image_viewer_init();
 741         prefs_quote_init();
 742         prefs_summaries_init();
 743         prefs_message_init();
 744         prefs_other_init();
 745         prefs_receive_init();
 746         prefs_send_init();
 747 #ifdef USE_ASPELL
 748         gtkaspell_checkers_init();
 749         prefs_spelling_init();
 750 #endif
 751
 752         sock_set_io_timeout(prefs_common.io_timeout_secs);
 753 #ifdef HAVE_LIBETPAN
 754         imap_main_set_timeout(prefs_common.io_timeout_secs);
 755 #endif
 756         prefs_actions_read_config();
 757         prefs_display_header_read_config();
 758         /* prefs_filtering_read_config(); */
 759         addressbook_read_file();
 760         renderer_read_config();
 761
 762         gtkut_widget_init();
 763         stock_pixbuf_gdk(NULL, STOCK_PIXMAP_CLAWS_MAIL_ICON, &icon);
 764         gtk_window_set_default_icon(icon);
 765
 766         folderview_initialize();
 767
 768         mh_gtk_init();
 769         imap_gtk_init();
 770         news_gtk_init();
 771
 772         mainwin = main_window_create();
 773
 774         manage_window_focus_in(mainwin->window, NULL, NULL);
 775         folderview = mainwin->folderview;
 776
 777         gtk_clist_freeze(GTK_CLIST(mainwin->folderview->ctree));
 778         folder_item_update_freeze();
 779
 780         /* register the callback of unix domain socket input */
 781 #ifdef G_OS_UNIX
 782         lock_socket_tag = gdk_input_add(lock_socket,
 783                                         GDK_INPUT_READ | GDK_INPUT_EXCEPTION,
 784                                         lock_socket_input_cb,
 785                                         mainwin);
 786 #endif
 787
 788         prefs_account_init();
 789         account_read_config_all();
 790
 791         /* If we can't read a folder list or don't have accounts,
 792          * it means the configuration's not done. Either this is
 793          * a brand new install, either a failed/refused migration.
 794          * So we'll start the wizard.
 795          */
 796         if (folder_read_list() < 0) {
 797                 prefs_destroy_cache();
 798
 799                 /* if run_wizard returns FALSE it's because it's
 800                  * been cancelled. We can't do much but exit.
 801                  * however, if the user was asked for a migration,
 802                  * we remove the newly created directory so that
 803                  * he's asked again for migration on next launch.*/
 804                 if (!run_wizard(mainwin, TRUE)) {
 805                         if (asked_for_migration)
 806                                 remove_dir_recursive(RC_DIR);
 807                         exit(1);
 808                 }
 809                 main_window_reflect_prefs_all_now();
 810                 folder_write_list();
 811         }
 812
 813         if (!account_get_list()) {
 814                 prefs_destroy_cache();
 815                 if (!run_wizard(mainwin, FALSE)) {
 816                         if (asked_for_migration)
 817                                 remove_dir_recursive(RC_DIR);
 818                         exit(1);
 819                 }
 820                 account_read_config_all();
 821                 if(!account_get_list()) {
 822                         exit_claws(mainwin);
 823                         exit(1);
 824                 }
 825         }
 826
 827
 828         toolbar_main_set_sensitive(mainwin);
 829         main_window_set_menu_sensitive(mainwin);
 830
 831         /* if crashed, show window early so that the user
 832          * sees what's happening */
 833         if (!cmd.crash && crash_file_present)
 834                 main_window_popup(mainwin);
 835
 836 #ifdef HAVE_LIBETPAN
 837         imap_main_init(prefs_common.skip_ssl_cert_check);
 838 #endif
 839         account_set_missing_folder();
 840         folder_set_missing_folders();
 841         folderview_set(folderview);
 842
 843         prefs_matcher_read_config();
 844
 845         /* make one all-folder processing before using claws */
 846         main_window_cursor_wait(mainwin);
 847         folder_func_to_all_folders(initial_processing, (gpointer *)mainwin);
 848
 849         /* if claws crashed, rebuild caches */
 850         if (!cmd.crash && crash_file_present) {
 851                 GTK_EVENTS_FLUSH();
 852                 debug_print("Claws Mail crashed, checking for new messages in local folders\n");
 853                 folder_item_update_thaw();
 854                 folderview_check_new(NULL);
 855                 folder_clean_cache_memory_force();
 856                 folder_item_update_freeze();
 857         }
 858         /* make the crash-indicator file */
 859         str_write_to_file("foo", get_crashfile_name());
 860
 861         inc_autocheck_timer_init(mainwin);
 862
 863         /* ignore SIGPIPE signal for preventing sudden death of program */
 864 #ifdef G_OS_UNIX
 865         signal(SIGPIPE, SIG_IGN);
 866 #endif
 867         if (cmd.online_mode == ONLINE_MODE_OFFLINE) {
 868                 main_window_toggle_work_offline(mainwin, TRUE, FALSE);
 869         }
 870         if (cmd.online_mode == ONLINE_MODE_ONLINE) {
 871                 main_window_toggle_work_offline(mainwin, FALSE, FALSE);
 872         }
 873
 874         if (cmd.status_folders) {
 875                 g_ptr_array_free(cmd.status_folders, TRUE);
 876                 cmd.status_folders = NULL;
 877         }
 878         if (cmd.status_full_folders) {
 879                 g_ptr_array_free(cmd.status_full_folders, TRUE);
 880                 cmd.status_full_folders = NULL;
 881         }
 882
 883         claws_register_idle_function(claws_gtk_idle);
 884
 885         prefs_toolbar_init();
 886
 887         num_folder_class = g_list_length(folder_get_list());
 888
 889         plugin_load_all("GTK2");
 890
 891         if (g_list_length(folder_get_list()) != num_folder_class) {
 892                 debug_print("new folders loaded, reloading processing rules\n");
 893                 prefs_matcher_read_config();
 894         }
 895
 896         if (plugin_get_unloaded_list() != NULL) {
 897                 main_window_cursor_normal(mainwin);
 898                 alertpanel_warning(_("Some plugin(s) failed to load. "
 899                                      "Check the Plugins configuration "
 900                                      "for more information."));
 901                 main_window_cursor_wait(mainwin);
 902         }
 903
 904         plugin_load_standard_plugins ();
 905
 906         /* if not crashed, show window now */
 907         if (!(!cmd.crash && crash_file_present)) {
 908                 /* apart if something told not to show */
 909                 if (show_at_startup)
 910                         main_window_popup(mainwin);
 911         }
 912
 913         if (!folder_have_mailbox()) {
 914                 prefs_destroy_cache();
 915                 main_window_cursor_normal(mainwin);
 916                 if (folder_get_list() != NULL) {
 917                         alertpanel_error(_("Claws Mail has detected a configured "
 918                                    "mailbox, but is it incomplete. It is "
 919                                    "possibly due to a failing IMAP account. Use "
 920                                    "\"Rebuild folder tree\" on the mailbox's folder "
 921                                    "to try to fix it."));
 922                 } else {
 923                         alertpanel_error(_("Claws Mail has detected a configured "
 924                                    "mailbox, but could not load it. It is "
 925                                    "probably provided by an out-of-date "
 926                                    "external plugin. Please reinstall the "
 927                                    "plugin and try again."));
 928                         exit_claws(mainwin);
 929                         exit(1);
 930                 }
 931         }
 932
 933         static_mainwindow = mainwin;
 934
 935 #ifdef HAVE_STARTUP_NOTIFICATION
 936         startup_notification_complete(FALSE);
 937 #endif
 938 #ifdef HAVE_LIBSM
 939         sc_session_manager_connect(mainwin);
 940 #endif
 941         folder_item_update_thaw();
 942         gtk_clist_thaw(GTK_CLIST(mainwin->folderview->ctree));
 943         main_window_cursor_normal(mainwin);
 944
 945         if (cmd.receive_all) {
 946                 g_timeout_add(1000, defer_check_all, GINT_TO_POINTER(FALSE));
 947         } else if (prefs_common.chk_on_startup) {
 948                 g_timeout_add(1000, defer_check_all, GINT_TO_POINTER(TRUE));
 949         } else if (cmd.receive) {
 950                 g_timeout_add(1000, defer_check, NULL);
 951         } else {
 952                 gtk_widget_grab_focus(folderview->ctree);
 953         }
 954
 955         if (cmd.compose) {
 956                 open_compose_new(cmd.compose_mailto, cmd.attach_files);
 957         }
 958         if (cmd.attach_files) {
 959                 ptr_array_free_strings(cmd.attach_files);
 960                 g_ptr_array_free(cmd.attach_files, TRUE);
 961                 cmd.attach_files = NULL;
 962         }
 963         if (cmd.subscribe) {
 964                 folder_subscribe(cmd.subscribe_uri);
 965         }
 966
 967         if (cmd.send) {
 968                 send_queue();
 969         }
 970
 971         if (cmd.target) {
 972                 g_timeout_add(500, defer_jump, (gpointer)cmd.target);
 973         }
 974
 975         prefs_destroy_cache();
 976
 977         compose_reopen_exit_drafts();
 978
 979         sc_starting = FALSE;
 980         END_TIMING();
 981
 982         gtk_main();
 983
 984         exit_claws(mainwin);
 985
 986         return 0;
 987 }
 988
 989 static void save_all_caches(FolderItem *item, gpointer data)
 990 {
 991         if (!item->cache) {
 992                 return;
 993         }
 994
 995         if (item->opened)
 996                 folder_item_close(item);
 997
 998         folder_item_free_cache(item, TRUE);
 999 }
1000
1001 static void exit_claws(MainWindow *mainwin)
1002 {
1003         gchar *filename;
1004
1005         sc_exiting = TRUE;
1006
1007         debug_print("shutting down\n");
1008         inc_autocheck_timer_remove();
1009
1010         if (prefs_common.clean_on_exit && !emergency_exit) {
1011                 main_window_empty_trash(mainwin, prefs_common.ask_on_clean);
1012         }
1013
1014         /* save prefs for opened folder */
1015         if(mainwin->folderview->opened) {
1016                 FolderItem *item;
1017
1018                 item = gtk_ctree_node_get_row_data(GTK_CTREE(mainwin->folderview->ctree), mainwin->folderview->opened);
1019                 summary_save_prefs_to_folderitem(mainwin->folderview->summaryview, item);
1020         }
1021
1022         /* save all state before exiting */
1023         folder_func_to_all_folders(save_all_caches, NULL);
1024         folder_write_list();
1025
1026         main_window_get_size(mainwin);
1027         main_window_get_position(mainwin);
1028
1029         prefs_common_write_config();
1030         account_write_config_all();
1031         addressbook_export_to_file();
1032
1033         filename = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, MENU_RC, NULL);
1034         gtk_accel_map_save(filename);
1035         g_free(filename);
1036
1037         /* delete temporary files */
1038         remove_all_files(get_tmp_dir());
1039         remove_all_files(get_mime_tmp_dir());
1040
1041         close_log_file();
1042
1043 #ifdef HAVE_LIBETPAN
1044         imap_main_done();
1045 #endif
1046         /* delete crashfile */
1047         if (!cmd.crash)
1048                 g_unlink(get_crashfile_name());
1049
1050         lock_socket_remove();
1051
1052 #ifdef HAVE_LIBSM
1053         if (mainwin->smc_conn)
1054                 SmcCloseConnection ((SmcConn)mainwin->smc_conn, 0, NULL);
1055         mainwin->smc_conn = NULL;
1056 #endif
1057
1058         main_window_destroy_all();
1059
1060         plugin_unload_all("GTK2");
1061
1062         prefs_toolbar_done();
1063
1064         addressbook_destroy();
1065
1066         prefs_themes_done();
1067         prefs_fonts_done();
1068         prefs_ext_prog_done();
1069         prefs_wrapping_done();
1070         prefs_compose_writing_done();
1071         prefs_msg_colors_done();
1072         prefs_image_viewer_done();
1073         image_viewer_done();
1074         prefs_quote_done();
1075         prefs_summaries_done();
1076         prefs_message_done();
1077         prefs_other_done();
1078         prefs_receive_done();
1079         prefs_send_done();
1080 #ifdef USE_ASPELL
1081         prefs_spelling_done();
1082         gtkaspell_checkers_quit();
1083 #endif
1084         plugin_unload_all("Common");
1085         claws_done();
1086 }
1087
1088 static void parse_cmd_opt(int argc, char *argv[])
1089 {
1090         gint i;
1091
1092         for (i = 1; i < argc; i++) {
1093                 if (!strncmp(argv[i], "--receive-all", 13)) {
1094                         cmd.receive_all = TRUE;
1095                 } else if (!strncmp(argv[i], "--receive", 9)) {
1096                         cmd.receive = TRUE;
1097                 } else if (!strncmp(argv[i], "--compose", 9)) {
1098                         const gchar *p = argv[i + 1];
1099
1100                         cmd.compose = TRUE;
1101                         cmd.compose_mailto = NULL;
1102                         if (p && *p != '\0' && *p != '-') {
1103                                 if (!strncmp(p, "mailto:", 7)) {
1104                                         cmd.compose_mailto = p + 7;
1105                                 } else {
1106                                         cmd.compose_mailto = p;
1107                                 }
1108                                 i++;
1109                         }
1110                 } else if (!strncmp(argv[i], "--subscribe", 11)) {
1111                         const gchar *p = argv[i + 1];
1112                         if (p && *p != '\0' && *p != '-') {
1113                                 cmd.subscribe = TRUE;
1114                                 cmd.subscribe_uri = p;
1115                         }
1116                 } else if (!strncmp(argv[i], "--attach", 8)) {
1117                         const gchar *p = argv[i + 1];
1118                         gchar *file = NULL;
1119
1120                         while (p && *p != '\0' && *p != '-') {
1121                                 if (!cmd.attach_files) {
1122                                         cmd.attach_files = g_ptr_array_new();
1123                                 }
1124                                 if ((file = g_filename_from_uri(p, NULL, NULL)) != NULL) {
1125                                         if (!is_file_exist(file)) {
1126                                                 g_free(file);
1127                                                 file = NULL;
1128                                         }
1129                                 }
1130                                 if (file == NULL && *p != G_DIR_SEPARATOR) {
1131                                         file = g_strconcat(claws_get_startup_dir(),
1132                                                            G_DIR_SEPARATOR_S,
1133                                                            p, NULL);
1134                                 } else if (file == NULL) {
1135                                         file = g_strdup(p);
1136                                 }
1137                                 g_ptr_array_add(cmd.attach_files, file);
1138                                 i++;
1139                                 p = argv[i + 1];
1140                         }
1141                 } else if (!strncmp(argv[i], "--send", 6)) {
1142                         cmd.send = TRUE;
1143                 } else if (!strncmp(argv[i], "--version", 9) ||
1144                            !strncmp(argv[i], "-v", 2)) {
1145                         puts("Claws Mail version " VERSION);
1146                         exit(0);
1147                 } else if (!strncmp(argv[i], "--status-full", 13)) {
1148                         const gchar *p = argv[i + 1];
1149
1150                         cmd.status_full = TRUE;
1151                         while (p && *p != '\0' && *p != '-') {
1152                                 if (!cmd.status_full_folders) {
1153                                         cmd.status_full_folders =
1154                                                 g_ptr_array_new();
1155                                 }
1156                                 g_ptr_array_add(cmd.status_full_folders,
1157                                                 g_strdup(p));
1158                                 i++;
1159                                 p = argv[i + 1];
1160                         }
1161                 } else if (!strncmp(argv[i], "--status", 8)) {
1162                         const gchar *p = argv[i + 1];
1163
1164                         cmd.status = TRUE;
1165                         while (p && *p != '\0' && *p != '-') {
1166                                 if (!cmd.status_folders)
1167                                         cmd.status_folders = g_ptr_array_new();
1168                                 g_ptr_array_add(cmd.status_folders,
1169                                                 g_strdup(p));
1170                                 i++;
1171                                 p = argv[i + 1];
1172                         }
1173                 } else if (!strncmp(argv[i], "--online", 8)) {
1174                         cmd.online_mode = ONLINE_MODE_ONLINE;
1175                 } else if (!strncmp(argv[i], "--offline", 9)) {
1176                         cmd.online_mode = ONLINE_MODE_OFFLINE;
1177                 } else if (!strncmp(argv[i], "--help", 6) ||
1178                            !strncmp(argv[i], "-h", 2)) {
1179                         gchar *base = g_path_get_basename(argv[0]);
1180                         g_print(_("Usage: %s [OPTION]...\n"), base);
1181
1182                         g_print("%s\n", _("  --compose [address]    open composition window"));
1183                         g_print("%s\n", _("  --subscribe [uri]      subscribe to the given URI if possible"));
1184                         g_print("%s\n", _("  --attach file1 [file2]...\n"
1185                                   "                         open composition window with specified files\n"
1186                                   "                         attached"));
1187                         g_print("%s\n", _("  --receive              receive new messages"));
1188                         g_print("%s\n", _("  --receive-all          receive new messages of all accounts"));
1189                         g_print("%s\n", _("  --send                 send all queued messages"));
1190                         g_print("%s\n", _("  --status [folder]...   show the total number of messages"));
1191                         g_print("%s\n", _("  --status-full [folder]...\n"
1192                                "                         show the status of each folder"));
1193                         g_print("%s\n", _("  --select folder[/msg]  jumps to the specified folder/message\n"
1194                                           "                         folder is a folder id like 'folder/sub_folder'"));
1195                         g_print("%s\n", _("  --online               switch to online mode"));
1196                         g_print("%s\n", _("  --offline              switch to offline mode"));
1197                         g_print("%s\n", _("  --exit --quit -q       exit Claws Mail"));
1198                         g_print("%s\n", _("  --debug                debug mode"));
1199                         g_print("%s\n", _("  --help -h              display this help and exit"));
1200                         g_print("%s\n", _("  --version -v           output version information and exit"));
1201                         g_print("%s\n", _("  --config-dir           output configuration directory"));
1202
1203                         g_free(base);
1204                         exit(1);
1205                 } else if (!strncmp(argv[i], "--crash", 7)) {
1206                         cmd.crash = TRUE;
1207                         cmd.crash_params = g_strdup(argv[i + 1]);
1208                         i++;
1209                 } else if (!strncmp(argv[i], "--config-dir", sizeof "--config-dir" - 1)) {
1210                         puts(RC_DIR);
1211                         exit(0);
1212                 } else if (!strncmp(argv[i], "--exit", 6) ||
1213                            !strncmp(argv[i], "--quit", 6) ||
1214                            !strncmp(argv[i], "-q", 2)) {
1215                         cmd.exit = TRUE;
1216                 } else if (!strncmp(argv[i], "--select", 8) && i+1 < argc) {
1217                         cmd.target = argv[i+1];
1218                 } else if (i == 1 && argc == 2) {
1219                         /* only one parameter. Do something intelligent about it */
1220                         if (strstr(argv[i], "@") && !strstr(argv[i], "://")) {
1221                                 const gchar *p = argv[i];
1222
1223                                 cmd.compose = TRUE;
1224                                 cmd.compose_mailto = NULL;
1225                                 if (p && *p != '\0' && *p != '-') {
1226                                         if (!strncmp(p, "mailto:", 7)) {
1227                                                 cmd.compose_mailto = p + 7;
1228                                         } else {
1229                                                 cmd.compose_mailto = p;
1230                                         }
1231                                 }
1232                         } else if (strstr(argv[i], "://")) {
1233                                 const gchar *p = argv[i];
1234                                 if (p && *p != '\0' && *p != '-') {
1235                                         cmd.subscribe = TRUE;
1236                                         cmd.subscribe_uri = p;
1237                                 }
1238                         } else if (!strcmp(argv[i], "--sync")) {
1239                                 /* gtk debug */
1240                         } else {
1241                                 g_print(_("Unknown option\n"));
1242                                 exit(1);
1243                         }
1244                 }
1245         }
1246
1247         if (cmd.attach_files && cmd.compose == FALSE) {
1248                 cmd.compose = TRUE;
1249                 cmd.compose_mailto = NULL;
1250         }
1251 }
1252
1253 static void initial_processing(FolderItem *item, gpointer data)
1254 {
1255         MainWindow *mainwin = (MainWindow *)data;
1256         gchar *buf;
1257
1258         g_return_if_fail(item);
1259         buf = g_strdup_printf(_("Processing (%s)..."),
1260                               item->path
1261                               ? item->path
1262                               : _("top level folder"));
1263         g_free(buf);
1264
1265
1266         if (item->prefs->enable_processing) {
1267                 folder_item_apply_processing(item);
1268         }
1269
1270         STATUSBAR_POP(mainwin);
1271 }
1272
1273 static void draft_all_messages(void)
1274 {
1275         GList *compose_list = NULL;
1276
1277         compose_clear_exit_drafts();
1278         while ((compose_list = compose_get_compose_list()) != NULL) {
1279                 Compose *c = (Compose*)compose_list->data;
1280                 compose_draft(c, COMPOSE_DRAFT_FOR_EXIT);
1281         }
1282 }
1283 gboolean clean_quit(gpointer data)
1284 {
1285         static gboolean firstrun = TRUE;
1286
1287         if (!firstrun) {
1288                 return FALSE;
1289         }
1290         firstrun = FALSE;
1291
1292         /*!< Good idea to have the main window stored in a
1293          *   static variable so we can check that variable
1294          *   to see if we're really allowed to do things
1295          *   that actually the spawner is supposed to
1296          *   do (like: sending mail, composing messages).
1297          *   Because, really, if we're the spawnee, and
1298          *   we touch GTK stuff, we're hosed. See the
1299          *   next fixme. */
1300
1301         /* FIXME: Use something else to signal that we're
1302          * in the original spawner, and not in a spawned
1303          * child. */
1304         if (!static_mainwindow) {
1305                 return FALSE;
1306         }
1307
1308         draft_all_messages();
1309         emergency_exit = TRUE;
1310         exit_claws(static_mainwindow);
1311         exit(0);
1312
1313         return FALSE;
1314 }
1315
1316 void app_will_exit(GtkWidget *widget, gpointer data)
1317 {
1318         MainWindow *mainwin = data;
1319
1320         if (sc_exiting == TRUE) {
1321                 debug_print("exit pending\n");
1322                 return;
1323         }
1324         sc_exiting = TRUE;
1325         debug_print("exiting\n");
1326         if (compose_get_compose_list()) {
1327                 draft_all_messages();
1328         }
1329
1330         if (prefs_common.warn_queued_on_exit && procmsg_have_queued_mails_fast()) {
1331                 if (alertpanel(_("Queued messages"),
1332                                _("Some unsent messages are queued. Exit now?"),
1333                                GTK_STOCK_CANCEL, GTK_STOCK_OK, NULL)
1334                     != G_ALERTALTERNATE) {
1335                         main_window_popup(mainwin);
1336                         sc_exiting = FALSE;
1337                         return;
1338                 }
1339                 manage_window_focus_in(mainwin->window, NULL, NULL);
1340         }
1341
1342         sock_cleanup();
1343 #ifdef HAVE_VALGRIND
1344         if (RUNNING_ON_VALGRIND) {
1345                 summary_clear_list(mainwin->summaryview);
1346         }
1347 #endif
1348         if (folderview_get_selected_item(mainwin->folderview))
1349                 folder_item_close(folderview_get_selected_item(mainwin->folderview));
1350         gtk_main_quit();
1351 }
1352
1353 gboolean claws_is_exiting(void)
1354 {
1355         return sc_exiting;
1356 }
1357
1358 gboolean claws_is_starting(void)
1359 {
1360         return sc_starting;
1361 }
1362
1363 /*
1364  * CLAWS: want this public so crash dialog can delete the
1365  * lock file too
1366  */
1367 gchar *claws_get_socket_name(void)
1368 {
1369         static gchar *filename = NULL;
1370
1371         if (filename == NULL) {
1372                 filename = g_strdup_printf("%s%cclaws-mail-%d",
1373                                            g_get_tmp_dir(), G_DIR_SEPARATOR,
1374 #if HAVE_GETUID
1375                                            getuid());
1376 #else
1377                                            0);
1378 #endif
1379         }
1380
1381         return filename;
1382 }
1383
1384 static gchar *get_crashfile_name(void)
1385 {
1386         static gchar *filename = NULL;
1387
1388         if (filename == NULL) {
1389                 filename = g_strdup_printf("%s%cclaws-crashed",
1390                                            get_tmp_dir(), G_DIR_SEPARATOR);
1391         }
1392
1393         return filename;
1394 }
1395
1396 static gint prohibit_duplicate_launch(void)
1397 {
1398         gint uxsock;
1399         gchar *path;
1400
1401         path = claws_get_socket_name();
1402         uxsock = fd_connect_unix(path);
1403         if (uxsock < 0) {
1404                 g_unlink(path);
1405                 return fd_open_unix(path);
1406         }
1407
1408         /* remote command mode */
1409
1410         debug_print("another Claws Mail instance is already running.\n");
1411
1412         if (cmd.receive_all) {
1413                 fd_write_all(uxsock, "receive_all\n", 12);
1414         } else if (cmd.receive) {
1415                 fd_write_all(uxsock, "receive\n", 8);
1416         } else if (cmd.compose && cmd.attach_files) {
1417                 gchar *str, *compose_str;
1418                 gint i;
1419
1420                 if (cmd.compose_mailto) {
1421                         compose_str = g_strdup_printf("compose_attach %s\n",
1422                                                       cmd.compose_mailto);
1423                 } else {
1424                         compose_str = g_strdup("compose_attach\n");
1425                 }
1426
1427                 fd_write_all(uxsock, compose_str, strlen(compose_str));
1428                 g_free(compose_str);
1429
1430                 for (i = 0; i < cmd.attach_files->len; i++) {
1431                         str = g_ptr_array_index(cmd.attach_files, i);
1432                         fd_write_all(uxsock, str, strlen(str));
1433                         fd_write_all(uxsock, "\n", 1);
1434                 }
1435
1436                 fd_write_all(uxsock, ".\n", 2);
1437         } else if (cmd.compose) {
1438                 gchar *compose_str;
1439
1440                 if (cmd.compose_mailto) {
1441                         compose_str = g_strdup_printf
1442                                 ("compose %s\n", cmd.compose_mailto);
1443                 } else {
1444                         compose_str = g_strdup("compose\n");
1445                 }
1446
1447                 fd_write_all(uxsock, compose_str, strlen(compose_str));
1448                 g_free(compose_str);
1449         } else if (cmd.subscribe) {
1450                 gchar *str = g_strdup_printf("subscribe %s\n", cmd.subscribe_uri);
1451                 fd_write_all(uxsock, str, strlen(str));
1452                 g_free(str);
1453         } else if (cmd.send) {
1454                 fd_write_all(uxsock, "send\n", 5);
1455         } else if (cmd.online_mode == ONLINE_MODE_ONLINE) {
1456                 fd_write(uxsock, "online\n", 6);
1457         } else if (cmd.online_mode == ONLINE_MODE_OFFLINE) {
1458                 fd_write(uxsock, "offline\n", 7);
1459         } else if (cmd.status || cmd.status_full) {
1460                 gchar buf[BUFFSIZE];
1461                 gint i;
1462                 const gchar *command;
1463                 GPtrArray *folders;
1464                 gchar *folder;
1465
1466                 command = cmd.status_full ? "status-full\n" : "status\n";
1467                 folders = cmd.status_full ? cmd.status_full_folders :
1468                         cmd.status_folders;
1469
1470                 fd_write_all(uxsock, command, strlen(command));
1471                 for (i = 0; folders && i < folders->len; ++i) {
1472                         folder = g_ptr_array_index(folders, i);
1473                         fd_write_all(uxsock, folder, strlen(folder));
1474                         fd_write_all(uxsock, "\n", 1);
1475                 }
1476                 fd_write_all(uxsock, ".\n", 2);
1477                 for (;;) {
1478                         fd_gets(uxsock, buf, sizeof(buf));
1479                         if (!strncmp(buf, ".\n", 2)) break;
1480                         fputs(buf, stdout);
1481                 }
1482         } else if (cmd.exit) {
1483                 fd_write_all(uxsock, "exit\n", 5);
1484         } else if (cmd.target) {
1485                 gchar *str = g_strdup_printf("select %s\n", cmd.target);
1486                 fd_write_all(uxsock, str, strlen(str));
1487                 g_free(str);
1488         } else
1489                 fd_write_all(uxsock, "popup\n", 6);
1490
1491         fd_close(uxsock);
1492         return -1;
1493 }
1494
1495 static gint lock_socket_remove(void)
1496 {
1497 #ifdef G_OS_UNIX
1498         gchar *filename;
1499
1500         if (lock_socket < 0) {
1501                 return -1;
1502         }
1503
1504         if (lock_socket_tag > 0) {
1505                 gdk_input_remove(lock_socket_tag);
1506         }
1507         fd_close(lock_socket);
1508         filename = claws_get_socket_name();
1509         g_unlink(filename);
1510 #endif
1511
1512         return 0;
1513 }
1514
1515 static GPtrArray *get_folder_item_list(gint sock)
1516 {
1517         gchar buf[BUFFSIZE];
1518         FolderItem *item;
1519         GPtrArray *folders = NULL;
1520
1521         for (;;) {
1522                 fd_gets(sock, buf, sizeof(buf));
1523                 if (!strncmp(buf, ".\n", 2)) {
1524                         break;
1525                 }
1526                 strretchomp(buf);
1527                 if (!folders) {
1528                         folders = g_ptr_array_new();
1529                 }
1530                 item = folder_find_item_from_identifier(buf);
1531                 if (item) {
1532                         g_ptr_array_add(folders, item);
1533                 } else {
1534                         g_warning("no such folder: %s\n", buf);
1535                 }
1536         }
1537
1538         return folders;
1539 }
1540
1541 static void lock_socket_input_cb(gpointer data,
1542                                  gint source,
1543                                  GdkInputCondition condition)
1544 {
1545         MainWindow *mainwin = (MainWindow *)data;
1546         gint sock;
1547         gchar buf[BUFFSIZE];
1548
1549         sock = fd_accept(source);
1550         fd_gets(sock, buf, sizeof(buf));
1551
1552         if (!strncmp(buf, "popup", 5)) {
1553                 main_window_popup(mainwin);
1554         } else if (!strncmp(buf, "receive_all", 11)) {
1555                 inc_all_account_mail(mainwin, FALSE,
1556                                      prefs_common.newmail_notify_manu);
1557         } else if (!strncmp(buf, "receive", 7)) {
1558                 inc_mail(mainwin, prefs_common.newmail_notify_manu);
1559         } else if (!strncmp(buf, "compose_attach", 14)) {
1560                 GPtrArray *files;
1561                 gchar *mailto;
1562
1563                 mailto = g_strdup(buf + strlen("compose_attach") + 1);
1564                 files = g_ptr_array_new();
1565                 while (fd_gets(sock, buf, sizeof(buf)) > 0) {
1566                         if (buf[0] == '.' && buf[1] == '\n') {
1567                                 break;
1568                         }
1569                         strretchomp(buf);
1570                         g_ptr_array_add(files, g_strdup(buf));
1571                 }
1572                 open_compose_new(mailto, files);
1573                 ptr_array_free_strings(files);
1574                 g_ptr_array_free(files, TRUE);
1575                 g_free(mailto);
1576         } else if (!strncmp(buf, "compose", 7)) {
1577                 open_compose_new(buf + strlen("compose") + 1, NULL);
1578         } else if (!strncmp(buf, "subscribe", 9)) {
1579                 main_window_popup(mainwin);
1580                 folder_subscribe(buf + strlen("subscribe") + 1);
1581         } else if (!strncmp(buf, "send", 4)) {
1582                 send_queue();
1583         } else if (!strncmp(buf, "online", 6)) {
1584                 main_window_toggle_work_offline(mainwin, FALSE, FALSE);
1585         } else if (!strncmp(buf, "offline", 7)) {
1586                 main_window_toggle_work_offline(mainwin, TRUE, FALSE);
1587         } else if (!strncmp(buf, "status-full", 11) ||
1588                    !strncmp(buf, "status", 6)) {
1589                 gchar *status;
1590                 GPtrArray *folders;
1591
1592                 folders = get_folder_item_list(sock);
1593                 status = folder_get_status
1594                         (folders, !strncmp(buf, "status-full", 11));
1595                 fd_write_all(sock, status, strlen(status));
1596                 fd_write_all(sock, ".\n", 2);
1597                 g_free(status);
1598                 if (folders) g_ptr_array_free(folders, TRUE);
1599         } else if (!strncmp(buf, "select ", 7)) {
1600                 const gchar *target = buf+7;
1601                 mainwindow_jump_to(target);
1602         } else if (!strncmp(buf, "exit", 4)) {
1603                 app_will_exit(NULL, mainwin);
1604         }
1605
1606         fd_close(sock);
1607 }
1608
1609 static void open_compose_new(const gchar *address, GPtrArray *attach_files)
1610 {
1611         gchar *addr = NULL;
1612
1613         if (address) {
1614                 Xstrdup_a(addr, address, return);
1615                 g_strstrip(addr);
1616         }
1617
1618         compose_new(NULL, addr, attach_files);
1619 }
1620
1621 static void send_queue(void)
1622 {
1623         GList *list;
1624         gchar *errstr = NULL;
1625         for (list = folder_get_list(); list != NULL; list = list->next) {
1626                 Folder *folder = list->data;
1627
1628                 if (folder->queue) {
1629                         gint res = procmsg_send_queue
1630                                 (folder->queue, prefs_common.savemsg,
1631                                 &errstr);
1632
1633                         if (res) {
1634                                 folder_item_scan(folder->queue);
1635                         }
1636                 }
1637         }
1638         if (errstr) {
1639                 gchar *tmp = g_strdup_printf(_("Some errors occurred "
1640                                 "while sending queued messages:\n%s"), errstr);
1641                 g_free(errstr);
1642                 alertpanel_error_log(tmp);
1643                 g_free(tmp);
1644         } else {
1645                 alertpanel_error_log("Some errors occurred "
1646                                 "while sending queued messages.");
1647         }
1648 }
1649
1650 static void quit_signal_handler(int sig)
1651 {
1652         debug_print("Quitting on signal %d\n", sig);
1653
1654         g_timeout_add(0, clean_quit, NULL);
1655 }
1656
1657 static void install_basic_sighandlers()
1658 {
1659 #ifndef G_OS_WIN32
1660         sigset_t    mask;
1661         struct sigaction act;
1662
1663         sigemptyset(&mask);
1664
1665 #ifdef SIGTERM
1666         sigaddset(&mask, SIGTERM);
1667 #endif
1668 #ifdef SIGINT
1669         sigaddset(&mask, SIGINT);
1670 #endif
1671 #ifdef SIGHUP
1672         sigaddset(&mask, SIGHUP);
1673 #endif
1674
1675         act.sa_handler = quit_signal_handler;
1676         act.sa_mask    = mask;
1677         act.sa_flags   = 0;
1678
1679 #ifdef SIGTERM
1680         sigaction(SIGTERM, &act, 0);
1681 #endif
1682 #ifdef SIGINT
1683         sigaction(SIGINT, &act, 0);
1684 #endif
1685 #ifdef SIGHUP
1686         sigaction(SIGHUP, &act, 0);
1687 #endif
1688
1689         sigprocmask(SIG_UNBLOCK, &mask, 0);
1690 #endif /* !G_OS_WIN32 */
1691 }