src/remote.c

   1 /*
   2  * Geeqie
   3  * (C) 2004 John Ellis
   4  * Copyright (C) 2008 - 2009 The Geeqie Team
   5  *
   6  * Author: John Ellis
   7  *
   8  * This software is released under the GNU General Public License (GNU GPL).
   9  * Please read the included file COPYING for more information.
  10  * This software comes with no warranty of any kind, use at your own risk!
  11  */
  12
  13
  14 #include "main.h"
  15 #include "remote.h"
  16
  17 #include "collect.h"
  18 #include "filedata.h"
  19 #include "img-view.h"
  20 #include "layout.h"
  21 #include "layout_image.h"
  22 #include "misc.h"
  23 #include "slideshow.h"
  24 #include "ui_fileops.h"
  25 #include "rcfile.h"
  26
  27 #include <sys/socket.h>
  28 #include <sys/un.h>
  29 #include <signal.h>
  30 #include <errno.h>
  31
  32
  33 #define SERVER_MAX_CLIENTS 8
  34
  35 #define REMOTE_SERVER_BACKLOG 4
  36
  37
  38 #ifndef UNIX_PATH_MAX
  39 #define UNIX_PATH_MAX 108
  40 #endif
  41
  42
  43 static RemoteConnection *remote_client_open(const gchar *path);
  44 static gint remote_client_send(RemoteConnection *rc, const gchar *text);
  45
  46
  47 typedef struct _RemoteClient RemoteClient;
  48 struct _RemoteClient {
  49         gint fd;
  50         gint channel_id;
  51         RemoteConnection *rc;
  52 };
  53
  54 typedef struct _RemoteData RemoteData;
  55 struct _RemoteData {
  56         CollectionData *command_collection;
  57 };
  58
  59
  60 static gboolean remote_server_client_cb(GIOChannel *source, GIOCondition condition, gpointer data)
  61 {
  62         RemoteClient *client = data;
  63         RemoteConnection *rc;
  64         GIOStatus status = G_IO_STATUS_NORMAL;
  65
  66         rc = client->rc;
  67
  68         if (condition & G_IO_IN)
  69                 {
  70                 GList *queue = NULL;
  71                 GList *work;
  72                 gchar *buffer = NULL;
  73                 GError *error = NULL;
  74                 gsize termpos;
  75
  76                 while ((status = g_io_channel_read_line(source, &buffer, NULL, &termpos, &error)) == G_IO_STATUS_NORMAL)
  77                         {
  78                         if (buffer)
  79                                 {
  80                                 buffer[termpos] = '\0';
  81
  82                                 if (strlen(buffer) > 0)
  83                                         {
  84                                         queue = g_list_append(queue, buffer);
  85                                         }
  86                                 else
  87                                         {
  88                                         g_free(buffer);
  89                                         }
  90
  91                                 buffer = NULL;
  92                                 }
  93                         }
  94
  95                 if (error)
  96                         {
  97                         log_printf("error reading socket: %s\n", error->message);
  98                         g_error_free(error);
  99                         }
 100
 101                 work = queue;
 102                 while (work)
 103                         {
 104                         gchar *command = work->data;
 105                         work = work->next;
 106
 107                         if (rc->read_func) rc->read_func(rc, command, rc->read_data);
 108                         g_free(command);
 109                         }
 110
 111                 g_list_free(queue);
 112                 }
 113
 114         if (condition & G_IO_HUP || status == G_IO_STATUS_EOF || status == G_IO_STATUS_ERROR)
 115                 {
 116                 rc->clients = g_list_remove(rc->clients, client);
 117
 118                 DEBUG_1("HUP detected, closing client.");
 119                 DEBUG_1("client count %d", g_list_length(rc->clients));
 120
 121                 g_source_remove(client->channel_id);
 122                 close(client->fd);
 123                 g_free(client);
 124                 }
 125
 126         return TRUE;
 127 }
 128
 129 static void remote_server_client_add(RemoteConnection *rc, gint fd)
 130 {
 131         RemoteClient *client;
 132         GIOChannel *channel;
 133
 134         if (g_list_length(rc->clients) > SERVER_MAX_CLIENTS)
 135                 {
 136                 log_printf("maximum remote clients of %d exceeded, closing connection\n", SERVER_MAX_CLIENTS);
 137                 close(fd);
 138                 return;
 139                 }
 140
 141         client = g_new0(RemoteClient, 1);
 142         client->rc = rc;
 143         client->fd = fd;
 144
 145         channel = g_io_channel_unix_new(fd);
 146         client->channel_id = g_io_add_watch_full(channel, G_PRIORITY_DEFAULT, G_IO_IN | G_IO_HUP,
 147                                                  remote_server_client_cb, client, NULL);
 148         g_io_channel_unref(channel);
 149
 150         rc->clients = g_list_append(rc->clients, client);
 151         DEBUG_1("client count %d", g_list_length(rc->clients));
 152 }
 153
 154 static void remote_server_clients_close(RemoteConnection *rc)
 155 {
 156         while (rc->clients)
 157                 {
 158                 RemoteClient *client = rc->clients->data;
 159
 160                 rc->clients = g_list_remove(rc->clients, client);
 161
 162                 g_source_remove(client->channel_id);
 163                 close(client->fd);
 164                 g_free(client);
 165                 }
 166 }
 167
 168 static gboolean remote_server_read_cb(GIOChannel *source, GIOCondition condition, gpointer data)
 169 {
 170         RemoteConnection *rc = data;
 171         gint fd;
 172         guint alen;
 173
 174         fd = accept(rc->fd, NULL, &alen);
 175         if (fd == -1)
 176                 {
 177                 log_printf("error accepting socket: %s\n", strerror(errno));
 178                 return TRUE;
 179                 }
 180
 181         remote_server_client_add(rc, fd);
 182
 183         return TRUE;
 184 }
 185
 186 static gboolean remote_server_exists(const gchar *path)
 187 {
 188         RemoteConnection *rc;
 189
 190         /* verify server up */
 191         rc = remote_client_open(path);
 192         remote_close(rc);
 193
 194         if (rc) return TRUE;
 195
 196         /* unable to connect, remove socket file to free up address */
 197         unlink(path);
 198         return FALSE;
 199 }
 200
 201 static RemoteConnection *remote_server_open(const gchar *path)
 202 {
 203         RemoteConnection *rc;
 204         struct sockaddr_un addr;
 205         gint sun_path_len;
 206         gint fd;
 207         GIOChannel *channel;
 208
 209         if (remote_server_exists(path))
 210                 {
 211                 log_printf("Address already in use: %s\n", path);
 212                 return NULL;
 213                 }
 214
 215         fd = socket(PF_UNIX, SOCK_STREAM, 0);
 216         if (fd == -1) return NULL;
 217
 218         addr.sun_family = AF_UNIX;
 219         sun_path_len = MIN(strlen(path) + 1, UNIX_PATH_MAX);
 220         strncpy(addr.sun_path, path, sun_path_len);
 221         if (bind(fd, &addr, sizeof(addr)) == -1 ||
 222             listen(fd, REMOTE_SERVER_BACKLOG) == -1)
 223                 {
 224                 log_printf("error subscribing to socket: %s\n", strerror(errno));
 225                 close(fd);
 226                 return NULL;
 227                 }
 228
 229         rc = g_new0(RemoteConnection, 1);
 230
 231         rc->server = TRUE;
 232         rc->fd = fd;
 233         rc->path = g_strdup(path);
 234
 235         channel = g_io_channel_unix_new(rc->fd);
 236         g_io_channel_set_flags(channel, G_IO_FLAG_NONBLOCK, NULL);
 237
 238         rc->channel_id = g_io_add_watch_full(channel, G_PRIORITY_DEFAULT, G_IO_IN,
 239                                              remote_server_read_cb, rc, NULL);
 240         g_io_channel_unref(channel);
 241
 242         return rc;
 243 }
 244
 245 static void remote_server_subscribe(RemoteConnection *rc, RemoteReadFunc *func, gpointer data)
 246 {
 247         if (!rc || !rc->server) return;
 248
 249         rc->read_func = func;
 250         rc->read_data = data;
 251 }
 252
 253
 254 static RemoteConnection *remote_client_open(const gchar *path)
 255 {
 256         RemoteConnection *rc;
 257         struct stat st;
 258         struct sockaddr_un addr;
 259         gint sun_path_len;
 260         gint fd;
 261
 262         if (stat(path, &st) != 0 || !S_ISSOCK(st.st_mode)) return NULL;
 263
 264         fd = socket(PF_UNIX, SOCK_STREAM, 0);
 265         if (fd == -1) return NULL;
 266
 267         addr.sun_family = AF_UNIX;
 268         sun_path_len = MIN(strlen(path) + 1, UNIX_PATH_MAX);
 269         strncpy(addr.sun_path, path, sun_path_len);
 270         if (connect(fd, &addr, sizeof(addr)) == -1)
 271                 {
 272                 DEBUG_1("error connecting to socket: %s", strerror(errno));
 273                 close(fd);
 274                 return NULL;
 275                 }
 276
 277         rc = g_new0(RemoteConnection, 1);
 278         rc->server = FALSE;
 279         rc->fd = fd;
 280         rc->path = g_strdup(path);
 281
 282         /* this might fix the freezes on freebsd, solaris, etc. - completely untested */
 283         remote_client_send(rc, "\n");
 284
 285         return rc;
 286 }
 287
 288 static sig_atomic_t sigpipe_occured = FALSE;
 289
 290 static void sighandler_sigpipe(gint sig)
 291 {
 292         sigpipe_occured = TRUE;
 293 }
 294
 295 static gboolean remote_client_send(RemoteConnection *rc, const gchar *text)
 296 {
 297         struct sigaction new_action, old_action;
 298         gboolean ret = FALSE;
 299
 300         if (!rc || rc->server) return FALSE;
 301         if (!text) return TRUE;
 302
 303         sigpipe_occured = FALSE;
 304
 305         new_action.sa_handler = sighandler_sigpipe;
 306         sigemptyset(&new_action.sa_mask);
 307         new_action.sa_flags = 0;
 308
 309         /* setup our signal handler */
 310         sigaction(SIGPIPE, &new_action, &old_action);
 311
 312         if (write(rc->fd, text, strlen(text)) == -1 ||
 313             write(rc->fd, "\n", 1) == -1)
 314                 {
 315                 if (sigpipe_occured)
 316                         {
 317                         log_printf("SIGPIPE writing to socket: %s\n", rc->path);
 318                         }
 319                 else
 320                         {
 321                         log_printf("error writing to socket: %s\n", strerror(errno));
 322                         }
 323                 ret = FALSE;;
 324                 }
 325         else
 326                 {
 327                 ret = TRUE;
 328                 }
 329
 330         /* restore the original signal handler */
 331         sigaction(SIGPIPE, &old_action, NULL);
 332
 333         return ret;
 334 }
 335
 336 void remote_close(RemoteConnection *rc)
 337 {
 338         if (!rc) return;
 339
 340         if (rc->server)
 341                 {
 342                 remote_server_clients_close(rc);
 343
 344                 g_source_remove(rc->channel_id);
 345                 unlink(rc->path);
 346                 }
 347
 348         if (rc->read_data)
 349                 g_free(rc->read_data);
 350
 351         close(rc->fd);
 352
 353         g_free(rc->path);
 354         g_free(rc);
 355 }
 356
 357 /*
 358  *-----------------------------------------------------------------------------
 359  * remote functions
 360  *-----------------------------------------------------------------------------
 361  */
 362
 363 static void gr_image_next(const gchar *text, gpointer data)
 364 {
 365         layout_image_next(NULL);
 366 }
 367
 368 static void gr_image_prev(const gchar *text, gpointer data)
 369 {
 370         layout_image_prev(NULL);
 371 }
 372
 373 static void gr_image_first(const gchar *text, gpointer data)
 374 {
 375         layout_image_first(NULL);
 376 }
 377
 378 static void gr_image_last(const gchar *text, gpointer data)
 379 {
 380         layout_image_last(NULL);
 381 }
 382
 383 static void gr_fullscreen_toggle(const gchar *text, gpointer data)
 384 {
 385         layout_image_full_screen_toggle(NULL);
 386 }
 387
 388 static void gr_fullscreen_start(const gchar *text, gpointer data)
 389 {
 390         layout_image_full_screen_start(NULL);
 391 }
 392
 393 static void gr_fullscreen_stop(const gchar *text, gpointer data)
 394 {
 395         layout_image_full_screen_stop(NULL);
 396 }
 397
 398 static void gr_slideshow_start_rec(const gchar *text, gpointer data)
 399 {
 400         GList *list;
 401         FileData *dir_fd = file_data_new_simple(text);
 402         list = filelist_recursive(dir_fd);
 403         file_data_unref(dir_fd);
 404         if (!list) return;
 405 //printf("length: %d\n", g_list_length(list));
 406         layout_image_slideshow_stop(NULL);
 407         layout_image_slideshow_start_from_list(NULL, list);
 408 }
 409
 410 static void gr_slideshow_toggle(const gchar *text, gpointer data)
 411 {
 412         layout_image_slideshow_toggle(NULL);
 413 }
 414
 415 static void gr_slideshow_start(const gchar *text, gpointer data)
 416 {
 417         layout_image_slideshow_start(NULL);
 418 }
 419
 420 static void gr_slideshow_stop(const gchar *text, gpointer data)
 421 {
 422         layout_image_slideshow_stop(NULL);
 423 }
 424
 425 static void gr_slideshow_delay(const gchar *text, gpointer data)
 426 {
 427         gdouble n;
 428
 429         n = g_ascii_strtod(text, NULL);
 430         if (n < SLIDESHOW_MIN_SECONDS || n > SLIDESHOW_MAX_SECONDS)
 431                 {
 432                 printf_term("Remote slideshow delay out of range (%.1f to %.1f)\n",
 433                             SLIDESHOW_MIN_SECONDS, SLIDESHOW_MAX_SECONDS);
 434                 return;
 435                 }
 436         options->slideshow.delay = (gint)(n * 10.0 + 0.01);
 437 }
 438
 439 static void gr_tools_show(const gchar *text, gpointer data)
 440 {
 441         gboolean popped;
 442         gboolean hidden;
 443
 444         if (layout_tools_float_get(NULL, &popped, &hidden) && hidden)
 445                 {
 446                 layout_tools_float_set(NULL, popped, FALSE);
 447                 }
 448 }
 449
 450 static void gr_tools_hide(const gchar *text, gpointer data)
 451 {
 452         gboolean popped;
 453         gboolean hidden;
 454
 455         if (layout_tools_float_get(NULL, &popped, &hidden) && !hidden)
 456                 {
 457                 layout_tools_float_set(NULL, popped, TRUE);
 458                 }
 459 }
 460
 461 static gboolean gr_quit_idle_cb(gpointer data)
 462 {
 463         exit_program();
 464
 465         return FALSE;
 466 }
 467
 468 static void gr_quit(const gchar *text, gpointer data)
 469 {
 470         /* schedule exit when idle, if done from within a
 471          * remote handler remote_close will crash
 472          */
 473         g_idle_add(gr_quit_idle_cb, NULL);
 474 }
 475
 476 static void gr_file_load(const gchar *text, gpointer data)
 477 {
 478         gchar *filename = expand_tilde(text);
 479
 480         if (isfile(filename))
 481                 {
 482                 if (file_extension_match(filename, GQ_COLLECTION_EXT))
 483                         {
 484                         collection_window_new(filename);
 485                         }
 486                 else
 487                         {
 488                         layout_set_path(NULL, filename);
 489                         }
 490                 }
 491         else if (isdir(filename))
 492                 {
 493                 layout_set_path(NULL, filename);
 494                 }
 495         else
 496                 {
 497                 log_printf("remote sent filename that does not exist:\"%s\"\n", filename);
 498                 }
 499
 500         g_free(filename);
 501 }
 502
 503 static void gr_config_load(const gchar *text, gpointer data)
 504 {
 505         gchar *filename = expand_tilde(text);
 506
 507         if (isfile(filename))
 508                 {
 509                 load_config_from_file(filename, FALSE);
 510                 }
 511         else
 512                 {
 513                 log_printf("remote sent filename that does not exist:\"%s\"\n", filename);
 514                 }
 515
 516         g_free(filename);
 517 }
 518
 519 static void gr_file_view(const gchar *text, gpointer data)
 520 {
 521         gchar *filename = expand_tilde(text);
 522
 523         view_window_new(file_data_new_simple(filename));
 524         g_free(filename);
 525 }
 526
 527 static void gr_list_clear(const gchar *text, gpointer data)
 528 {
 529         RemoteData *remote_data = data;
 530
 531         if (remote_data->command_collection)
 532                 {
 533                 collection_unref(remote_data->command_collection);
 534                 remote_data->command_collection = NULL;
 535                 }
 536 }
 537
 538 static void gr_list_add(const gchar *text, gpointer data)
 539 {
 540         RemoteData *remote_data = data;
 541         gboolean new = TRUE;
 542
 543         if (!remote_data->command_collection)
 544                 {
 545                 CollectionData *cd;
 546
 547                 cd = collection_new("");
 548
 549                 g_free(cd->path);
 550                 cd->path = NULL;
 551                 g_free(cd->name);
 552                 cd->name = g_strdup(_("Command line"));
 553
 554                 remote_data->command_collection = cd;
 555                 }
 556         else
 557                 {
 558                 new = (!collection_get_first(remote_data->command_collection));
 559                 }
 560
 561         if (collection_add(remote_data->command_collection, file_data_new_simple(text), FALSE) && new)
 562                 {
 563                 layout_image_set_collection(NULL, remote_data->command_collection,
 564                                             collection_get_first(remote_data->command_collection));
 565                 }
 566 }
 567
 568 static void gr_raise(const gchar *text, gpointer data)
 569 {
 570         LayoutWindow *lw = NULL;
 571
 572         if (layout_valid(&lw))
 573                 {
 574                 gtk_window_present(GTK_WINDOW(lw->window));
 575                 }
 576 }
 577
 578 typedef struct _RemoteCommandEntry RemoteCommandEntry;
 579 struct _RemoteCommandEntry {
 580         gchar *opt_s;
 581         gchar *opt_l;
 582         void (*func)(const gchar *text, gpointer data);
 583         gboolean needs_extra;
 584         gboolean prefer_command_line;
 585         gchar *description;
 586 };
 587
 588 static RemoteCommandEntry remote_commands[] = {
 589         /* short, long                  callback,               extra, prefer,description */
 590         { "-n", "--next",               gr_image_next,          FALSE, FALSE, N_("next image") },
 591         { "-b", "--back",               gr_image_prev,          FALSE, FALSE, N_("previous image") },
 592         { NULL, "--first",              gr_image_first,         FALSE, FALSE, N_("first image") },
 593         { NULL, "--last",               gr_image_last,          FALSE, FALSE, N_("last image") },
 594         { "-f", "--fullscreen",         gr_fullscreen_toggle,   FALSE, TRUE,  N_("toggle full screen") },
 595         { "-fs","--fullscreen-start",   gr_fullscreen_start,    FALSE, FALSE, N_("start full screen") },
 596         { "-fS","--fullscreen-stop",    gr_fullscreen_stop,     FALSE, FALSE, N_("stop full screen") },
 597         { "-s", "--slideshow",          gr_slideshow_toggle,    FALSE, TRUE,  N_("toggle slide show") },
 598         { "-ss","--slideshow-start",    gr_slideshow_start,     FALSE, FALSE, N_("start slide show") },
 599         { "-sS","--slideshow-stop",     gr_slideshow_stop,      FALSE, FALSE, N_("stop slide show") },
 600         { NULL, "--slideshow-recurse:", gr_slideshow_start_rec, TRUE,  FALSE, N_("start recursive slide show") },
 601         { "-d", "--delay=",             gr_slideshow_delay,     TRUE,  FALSE, N_("set slide show delay in seconds") },
 602         { "+t", "--tools-show",         gr_tools_show,          FALSE, TRUE,  N_("show tools") },
 603         { "-t", "--tools-hide",         gr_tools_hide,          FALSE, TRUE,  N_("hide tools") },
 604         { "-q", "--quit",               gr_quit,                FALSE, FALSE, N_("quit") },
 605         { NULL, "--config-load:",       gr_config_load,         TRUE,  FALSE, N_("load config file") },
 606         { NULL, "file:",                gr_file_load,           TRUE,  FALSE, N_("open file") },
 607         { NULL, "view:",                gr_file_view,           TRUE,  FALSE, N_("open file in new window") },
 608         { NULL, "--list-clear",         gr_list_clear,          FALSE, FALSE, NULL },
 609         { NULL, "--list-add:",          gr_list_add,            TRUE,  FALSE, NULL },
 610         { NULL, "raise",                gr_raise,               FALSE, FALSE, NULL },
 611         { NULL, NULL, NULL, FALSE, FALSE, NULL }
 612 };
 613
 614 static RemoteCommandEntry *remote_command_find(const gchar *text, const gchar **offset)
 615 {
 616         gboolean match = FALSE;
 617         gint i;
 618
 619         i = 0;
 620         while (!match && remote_commands[i].func != NULL)
 621                 {
 622                 if (remote_commands[i].needs_extra)
 623                         {
 624                         if (remote_commands[i].opt_s &&
 625                             strncmp(remote_commands[i].opt_s, text, strlen(remote_commands[i].opt_s)) == 0)
 626                                 {
 627                                 if (offset) *offset = text + strlen(remote_commands[i].opt_s);
 628                                 return &remote_commands[i];
 629                                 }
 630                         else if (remote_commands[i].opt_l &&
 631                                  strncmp(remote_commands[i].opt_l, text, strlen(remote_commands[i].opt_l)) == 0)
 632                                 {
 633                                 if (offset) *offset = text + strlen(remote_commands[i].opt_l);
 634                                 return &remote_commands[i];
 635                                 }
 636                         }
 637                 else
 638                         {
 639                         if ((remote_commands[i].opt_s && strcmp(remote_commands[i].opt_s, text) == 0) ||
 640                             (remote_commands[i].opt_l && strcmp(remote_commands[i].opt_l, text) == 0))
 641                                 {
 642                                 if (offset) *offset = text;
 643                                 return &remote_commands[i];
 644                                 }
 645                         }
 646
 647                 i++;
 648                 }
 649
 650         return NULL;
 651 }
 652
 653 static void remote_cb(RemoteConnection *rc, const gchar *text, gpointer data)
 654 {
 655         RemoteCommandEntry *entry;
 656         const gchar *offset;
 657
 658         entry = remote_command_find(text, &offset);
 659         if (entry && entry->func)
 660                 {
 661                 entry->func(offset, data);
 662                 }
 663         else
 664                 {
 665                 log_printf("unknown remote command:%s\n", text);
 666                 }
 667 }
 668
 669 void remote_help(void)
 670 {
 671         gint i;
 672
 673         print_term(_("Remote command list:\n"));
 674
 675         i = 0;
 676         while (remote_commands[i].func != NULL)
 677                 {
 678                 if (remote_commands[i].description)
 679                         {
 680                         printf_term("  %-3s%s %-20s %s\n",
 681                                     (remote_commands[i].opt_s) ? remote_commands[i].opt_s : "",
 682                                     (remote_commands[i].opt_s && remote_commands[i].opt_l) ? "," : " ",
 683                                     (remote_commands[i].opt_l) ? remote_commands[i].opt_l : "",
 684                                     _(remote_commands[i].description));
 685                         }
 686                 i++;
 687                 }
 688 }
 689
 690 GList *remote_build_list(GList *list, gint argc, gchar *argv[], GList **errors)
 691 {
 692         gint i;
 693
 694         i = 1;
 695         while (i < argc)
 696                 {
 697                 RemoteCommandEntry *entry;
 698
 699                 entry = remote_command_find(argv[i], NULL);
 700                 if (entry)
 701                         {
 702                         list = g_list_append(list, argv[i]);
 703                         }
 704                 else if (errors)
 705                         {
 706                         *errors = g_list_append(*errors, argv[i]);
 707                         }
 708                 i++;
 709                 }
 710
 711         return list;
 712 }
 713
 714 void remote_control(const gchar *arg_exec, GList *remote_list, const gchar *path,
 715                     GList *cmd_list, GList *collection_list)
 716 {
 717         RemoteConnection *rc;
 718         gboolean started = FALSE;
 719         gchar *buf;
 720
 721         buf = g_build_filename(get_rc_dir(), ".command", NULL);
 722         rc = remote_client_open(buf);
 723         if (!rc)
 724                 {
 725                 GString *command;
 726                 GList *work;
 727                 gint retry_count = 12;
 728                 gboolean blank = FALSE;
 729
 730                 printf_term(_("Remote %s not running, starting..."), GQ_APPNAME);
 731
 732                 command = g_string_new(arg_exec);
 733
 734                 work = remote_list;
 735                 while (work)
 736                         {
 737                         gchar *text;
 738                         RemoteCommandEntry *entry;
 739
 740                         text = work->data;
 741                         work = work->next;
 742
 743                         entry = remote_command_find(text, NULL);
 744                         if (entry)
 745                                 {
 746                                 if (entry->prefer_command_line)
 747                                         {
 748                                         remote_list = g_list_remove(remote_list, text);
 749                                         g_string_append(command, " ");
 750                                         g_string_append(command, text);
 751                                         }
 752                                 if (entry->opt_l && strcmp(entry->opt_l, "file:") == 0)
 753                                         {
 754                                         blank = TRUE;
 755                                         }
 756                                 }
 757                         }
 758
 759                 if (blank || cmd_list || path) g_string_append(command, " --blank");
 760                 if (get_debug_level()) g_string_append(command, " --debug");
 761
 762                 g_string_append(command, " &");
 763                 runcmd(command->str);
 764                 g_string_free(command, TRUE);
 765
 766                 while (!rc && retry_count > 0)
 767                         {
 768                         usleep((retry_count > 10) ? 500000 : 1000000);
 769                         rc = remote_client_open(buf);
 770                         if (!rc) print_term(".");
 771                         retry_count--;
 772                         }
 773
 774                 print_term("\n");
 775
 776                 started = TRUE;
 777                 }
 778         g_free(buf);
 779
 780         if (rc)
 781                 {
 782                 GList *work;
 783                 const gchar *prefix;
 784                 gboolean use_path = TRUE;
 785                 gboolean sent = FALSE;
 786
 787                 work = remote_list;
 788                 while (work)
 789                         {
 790                         gchar *text;
 791                         RemoteCommandEntry *entry;
 792
 793                         text = work->data;
 794                         work = work->next;
 795
 796                         entry = remote_command_find(text, NULL);
 797                         if (entry &&
 798                             entry->opt_l &&
 799                             strcmp(entry->opt_l, "file:") == 0) use_path = FALSE;
 800
 801                         remote_client_send(rc, text);
 802
 803                         sent = TRUE;
 804                         }
 805
 806                 if (cmd_list && cmd_list->next)
 807                         {
 808                         prefix = "--list-add:";
 809                         remote_client_send(rc, "--list-clear");
 810                         }
 811                 else
 812                         {
 813                         prefix = "file:";
 814                         }
 815
 816                 work = cmd_list;
 817                 while (work)
 818                         {
 819                         FileData *fd;
 820                         gchar *text;
 821
 822                         fd = work->data;
 823                         work = work->next;
 824
 825                         text = g_strconcat(prefix, fd->path, NULL);
 826                         remote_client_send(rc, text);
 827                         g_free(text);
 828
 829                         sent = TRUE;
 830                         }
 831
 832                 if (path && !cmd_list && use_path)
 833                         {
 834                         gchar *text;
 835
 836                         text = g_strdup_printf("file:%s", path);
 837                         remote_client_send(rc, text);
 838                         g_free(text);
 839
 840                         sent = TRUE;
 841                         }
 842
 843                 work = collection_list;
 844                 while (work)
 845                         {
 846                         const gchar *name;
 847                         gchar *text;
 848
 849                         name = work->data;
 850                         work = work->next;
 851
 852                         text = g_strdup_printf("file:%s", name);
 853                         remote_client_send(rc, text);
 854                         g_free(text);
 855
 856                         sent = TRUE;
 857                         }
 858
 859                 if (!started && !sent)
 860                         {
 861                         remote_client_send(rc, "raise");
 862                         }
 863                 }
 864         else
 865                 {
 866                 print_term(_("Remote not available\n"));
 867                 }
 868
 869         _exit(0);
 870 }
 871
 872 RemoteConnection *remote_server_init(gchar *path, CollectionData *command_collection)
 873 {
 874         RemoteConnection *remote_connection = remote_server_open(path);
 875         RemoteData *remote_data = g_new(RemoteData, 1);
 876
 877         remote_data->command_collection = command_collection;
 878
 879         remote_server_subscribe(remote_connection, remote_cb, remote_data);
 880         return remote_connection;
 881 }
 882 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */