src/remote.c

   1 /*
   2  * Copyright (C) 2004 John Ellis
   3  * Copyright (C) 2008 - 2016 The Geeqie Team
   4  *
   5  * Author: John Ellis
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21
  22 #include "main.h"
  23 #include "remote.h"
  24
  25 #include "cache_maint.h"
  26 #include "collect.h"
  27 #include "collect-io.h"
  28 #include "filedata.h"
  29 #include "filefilter.h"
  30 #include "image.h"
  31 #include "img-view.h"
  32 #include "layout.h"
  33 #include "layout_image.h"
  34 #include "layout_util.h"
  35 #include "misc.h"
  36 #include "pixbuf-renderer.h"
  37 #include "slideshow.h"
  38 #include "ui_fileops.h"
  39 #include "rcfile.h"
  40
  41 #include <sys/socket.h>
  42 #include <sys/un.h>
  43 #include <signal.h>
  44 #include <errno.h>
  45
  46 #include "glua.h"
  47
  48 #define SERVER_MAX_CLIENTS 8
  49
  50 #define REMOTE_SERVER_BACKLOG 4
  51
  52
  53 #ifndef UNIX_PATH_MAX
  54 #define UNIX_PATH_MAX 108
  55 #endif
  56
  57
  58 static RemoteConnection *remote_client_open(const gchar *path);
  59 static gint remote_client_send(RemoteConnection *rc, const gchar *text);
  60 static void gr_raise(const gchar *text, GIOChannel *channel, gpointer data);
  61
  62 static LayoutWindow *lw_id = NULL; /* points to the window set by the --id option */
  63
  64 typedef struct _RemoteClient RemoteClient;
  65 struct _RemoteClient {
  66         gint fd;
  67         guint channel_id; /* event source id */
  68         RemoteConnection *rc;
  69 };
  70
  71 typedef struct _RemoteData RemoteData;
  72 struct _RemoteData {
  73         CollectionData *command_collection;
  74 };
  75
  76 /* Remote commands from main.c are prepended with the current dir the remote
  77  * command was made from. Some remote commands require this. The
  78  * value is stored here
  79  */
  80 static gchar *pwd = NULL;
  81
  82 /**
  83  * @brief Ensures file path is absolute.
  84  * @param[in] filename Filepath, absolute or relative to calling directory
  85  * @returns absolute path
  86  *
  87  * If first character of input filepath is not the directory
  88  * separator, assume it as a relative path and prepend
  89  * the directory the remote command was initiated from
  90  *
  91  * Return value must be freed with g_free()
  92  */
  93 static gchar *set_pwd(gchar *filename)
  94 {
  95         gchar *temp;
  96
  97         if (strncmp(filename, G_DIR_SEPARATOR_S, 1) != 0)
  98                 {
  99                 temp = g_build_filename(pwd, filename, NULL);
 100                 }
 101         else
 102                 {
 103                 temp = g_strdup(filename);
 104                 }
 105
 106         return temp;
 107 }
 108
 109 static gboolean remote_server_client_cb(GIOChannel *source, GIOCondition condition, gpointer data)
 110 {
 111         RemoteClient *client = data;
 112         RemoteConnection *rc;
 113         GIOStatus status = G_IO_STATUS_NORMAL;
 114
 115         lw_id = NULL;
 116         rc = client->rc;
 117
 118         if (condition & G_IO_IN)
 119                 {
 120                 gchar *buffer = NULL;
 121                 GError *error = NULL;
 122                 gsize termpos;
 123
 124                 while ((status = g_io_channel_read_line(source, &buffer, NULL, &termpos, &error)) == G_IO_STATUS_NORMAL)
 125                         {
 126                         if (buffer)
 127                                 {
 128                                 buffer[termpos] = '\0';
 129
 130                                 if (strlen(buffer) > 0)
 131                                         {
 132                                         if (rc->read_func) rc->read_func(rc, buffer, source, rc->read_data);
 133                                         g_io_channel_write_chars(source, "\n", -1, NULL, NULL); /* empty line finishes the command */
 134                                         g_io_channel_flush(source, NULL);
 135                                         }
 136                                 g_free(buffer);
 137
 138                                 buffer = NULL;
 139                                 }
 140                         }
 141
 142                 if (error)
 143                         {
 144                         log_printf("error reading socket: %s\n", error->message);
 145                         g_error_free(error);
 146                         }
 147                 }
 148
 149         if (condition & G_IO_HUP || status == G_IO_STATUS_EOF || status == G_IO_STATUS_ERROR)
 150                 {
 151                 rc->clients = g_list_remove(rc->clients, client);
 152
 153                 DEBUG_1("HUP detected, closing client.");
 154                 DEBUG_1("client count %d", g_list_length(rc->clients));
 155
 156                 g_source_remove(client->channel_id);
 157                 close(client->fd);
 158                 g_free(client);
 159                 }
 160
 161         return TRUE;
 162 }
 163
 164 static void remote_server_client_add(RemoteConnection *rc, gint fd)
 165 {
 166         RemoteClient *client;
 167         GIOChannel *channel;
 168
 169         if (g_list_length(rc->clients) > SERVER_MAX_CLIENTS)
 170                 {
 171                 log_printf("maximum remote clients of %d exceeded, closing connection\n", SERVER_MAX_CLIENTS);
 172                 close(fd);
 173                 return;
 174                 }
 175
 176         client = g_new0(RemoteClient, 1);
 177         client->rc = rc;
 178         client->fd = fd;
 179
 180         channel = g_io_channel_unix_new(fd);
 181         client->channel_id = g_io_add_watch_full(channel, G_PRIORITY_DEFAULT, G_IO_IN | G_IO_HUP,
 182                                                  remote_server_client_cb, client, NULL);
 183         g_io_channel_unref(channel);
 184
 185         rc->clients = g_list_append(rc->clients, client);
 186         DEBUG_1("client count %d", g_list_length(rc->clients));
 187 }
 188
 189 static void remote_server_clients_close(RemoteConnection *rc)
 190 {
 191         while (rc->clients)
 192                 {
 193                 RemoteClient *client = rc->clients->data;
 194
 195                 rc->clients = g_list_remove(rc->clients, client);
 196
 197                 g_source_remove(client->channel_id);
 198                 close(client->fd);
 199                 g_free(client);
 200                 }
 201 }
 202
 203 static gboolean remote_server_read_cb(GIOChannel *source, GIOCondition condition, gpointer data)
 204 {
 205         RemoteConnection *rc = data;
 206         gint fd;
 207         guint alen;
 208
 209         fd = accept(rc->fd, NULL, &alen);
 210         if (fd == -1)
 211                 {
 212                 log_printf("error accepting socket: %s\n", strerror(errno));
 213                 return TRUE;
 214                 }
 215
 216         remote_server_client_add(rc, fd);
 217
 218         return TRUE;
 219 }
 220
 221 gboolean remote_server_exists(const gchar *path)
 222 {
 223         RemoteConnection *rc;
 224
 225         /* verify server up */
 226         rc = remote_client_open(path);
 227         remote_close(rc);
 228
 229         if (rc) return TRUE;
 230
 231         /* unable to connect, remove socket file to free up address */
 232         unlink(path);
 233         return FALSE;
 234 }
 235
 236 static RemoteConnection *remote_server_open(const gchar *path)
 237 {
 238         RemoteConnection *rc;
 239         struct sockaddr_un addr;
 240         gint sun_path_len;
 241         gint fd;
 242         GIOChannel *channel;
 243
 244         if (remote_server_exists(path))
 245                 {
 246                 log_printf("Address already in use: %s\n", path);
 247                 return NULL;
 248                 }
 249
 250         fd = socket(PF_UNIX, SOCK_STREAM, 0);
 251         if (fd == -1) return NULL;
 252
 253         addr.sun_family = AF_UNIX;
 254         sun_path_len = MIN(strlen(path) + 1, UNIX_PATH_MAX);
 255         strncpy(addr.sun_path, path, sun_path_len);
 256         if (bind(fd, &addr, sizeof(addr)) == -1 ||
 257             listen(fd, REMOTE_SERVER_BACKLOG) == -1)
 258                 {
 259                 log_printf("error subscribing to socket: %s\n", strerror(errno));
 260                 close(fd);
 261                 return NULL;
 262                 }
 263
 264         rc = g_new0(RemoteConnection, 1);
 265
 266         rc->server = TRUE;
 267         rc->fd = fd;
 268         rc->path = g_strdup(path);
 269
 270         channel = g_io_channel_unix_new(rc->fd);
 271         g_io_channel_set_flags(channel, G_IO_FLAG_NONBLOCK, NULL);
 272
 273         rc->channel_id = g_io_add_watch_full(channel, G_PRIORITY_DEFAULT, G_IO_IN,
 274                                              remote_server_read_cb, rc, NULL);
 275         g_io_channel_unref(channel);
 276
 277         return rc;
 278 }
 279
 280 static void remote_server_subscribe(RemoteConnection *rc, RemoteReadFunc *func, gpointer data)
 281 {
 282         if (!rc || !rc->server) return;
 283
 284         rc->read_func = func;
 285         rc->read_data = data;
 286 }
 287
 288
 289 static RemoteConnection *remote_client_open(const gchar *path)
 290 {
 291         RemoteConnection *rc;
 292         struct stat st;
 293         struct sockaddr_un addr;
 294         gint sun_path_len;
 295         gint fd;
 296
 297         if (stat(path, &st) != 0 || !S_ISSOCK(st.st_mode)) return NULL;
 298
 299         fd = socket(PF_UNIX, SOCK_STREAM, 0);
 300         if (fd == -1) return NULL;
 301
 302         addr.sun_family = AF_UNIX;
 303         sun_path_len = MIN(strlen(path) + 1, UNIX_PATH_MAX);
 304         strncpy(addr.sun_path, path, sun_path_len);
 305         if (connect(fd, &addr, sizeof(addr)) == -1)
 306                 {
 307                 DEBUG_1("error connecting to socket: %s", strerror(errno));
 308                 close(fd);
 309                 return NULL;
 310                 }
 311
 312         rc = g_new0(RemoteConnection, 1);
 313         rc->server = FALSE;
 314         rc->fd = fd;
 315         rc->path = g_strdup(path);
 316
 317         return rc;
 318 }
 319
 320 static sig_atomic_t sigpipe_occurred = FALSE;
 321
 322 static void sighandler_sigpipe(gint sig)
 323 {
 324         sigpipe_occurred = TRUE;
 325 }
 326
 327 static gboolean remote_client_send(RemoteConnection *rc, const gchar *text)
 328 {
 329         struct sigaction new_action, old_action;
 330         gboolean ret = FALSE;
 331         GError *error = NULL;
 332         GIOChannel *channel;
 333
 334         if (!rc || rc->server) return FALSE;
 335         if (!text) return TRUE;
 336
 337         sigpipe_occurred = FALSE;
 338
 339         new_action.sa_handler = sighandler_sigpipe;
 340         sigemptyset(&new_action.sa_mask);
 341         new_action.sa_flags = 0;
 342
 343         /* setup our signal handler */
 344         sigaction(SIGPIPE, &new_action, &old_action);
 345
 346         channel = g_io_channel_unix_new(rc->fd);
 347
 348         g_io_channel_write_chars(channel, text, -1, NULL, &error);
 349         g_io_channel_write_chars(channel, "\n", -1, NULL, &error);
 350         g_io_channel_flush(channel, &error);
 351
 352         if (error)
 353                 {
 354                 log_printf("error reading socket: %s\n", error->message);
 355                 g_error_free(error);
 356                 ret = FALSE;;
 357                 }
 358         else
 359                 {
 360                 ret = TRUE;
 361                 }
 362
 363         if (ret)
 364                 {
 365                 gchar *buffer = NULL;
 366                 gsize termpos;
 367                 while (g_io_channel_read_line(channel, &buffer, NULL, &termpos, &error) == G_IO_STATUS_NORMAL)
 368                         {
 369                         if (buffer)
 370                                 {
 371                                 if (buffer[0] == '\n') /* empty line finishes the command */
 372                                         {
 373                                         g_free(buffer);
 374                                         fflush(stdout);
 375                                         break;
 376                                         }
 377                                 buffer[termpos] = '\0';
 378                                 printf("%s\n", buffer);
 379                                 g_free(buffer);
 380                                 buffer = NULL;
 381                                 }
 382                         }
 383
 384                 if (error)
 385                         {
 386                         log_printf("error reading socket: %s\n", error->message);
 387                         g_error_free(error);
 388                         ret = FALSE;
 389                         }
 390                 }
 391
 392
 393         /* restore the original signal handler */
 394         sigaction(SIGPIPE, &old_action, NULL);
 395         g_io_channel_unref(channel);
 396         return ret;
 397 }
 398
 399 void remote_close(RemoteConnection *rc)
 400 {
 401         if (!rc) return;
 402
 403         if (rc->server)
 404                 {
 405                 remote_server_clients_close(rc);
 406
 407                 g_source_remove(rc->channel_id);
 408                 unlink(rc->path);
 409                 }
 410
 411         if (rc->read_data)
 412                 g_free(rc->read_data);
 413
 414         close(rc->fd);
 415
 416         g_free(rc->path);
 417         g_free(rc);
 418 }
 419
 420 /*
 421  *-----------------------------------------------------------------------------
 422  * remote functions
 423  *-----------------------------------------------------------------------------
 424  */
 425
 426 static void gr_image_next(const gchar *text, GIOChannel *channel, gpointer data)
 427 {
 428         layout_image_next(lw_id);
 429 }
 430
 431 static void gr_new_window(const gchar *text, GIOChannel *channel, gpointer data)
 432 {
 433         LayoutWindow *lw = NULL;
 434
 435         if (!layout_valid(&lw)) return;
 436
 437         lw_id = layout_menu_new_window(NULL, lw);
 438 }
 439
 440 static gboolean gr_close_window_cb()
 441 {
 442         if (!layout_valid(&lw_id)) return FALSE;
 443
 444         layout_menu_close_cb(NULL, lw_id);
 445
 446         return FALSE;
 447 }
 448
 449 static void gr_close_window(const gchar *text, GIOChannel *channel, gpointer data)
 450 {
 451         g_idle_add(gr_close_window_cb, NULL);
 452 }
 453
 454 static void gr_image_prev(const gchar *text, GIOChannel *channel, gpointer data)
 455 {
 456         layout_image_prev(lw_id);
 457 }
 458
 459 static void gr_image_first(const gchar *text, GIOChannel *channel, gpointer data)
 460 {
 461         layout_image_first(lw_id);
 462 }
 463
 464 static void gr_image_last(const gchar *text, GIOChannel *channel, gpointer data)
 465 {
 466         layout_image_last(lw_id);
 467 }
 468
 469 static void gr_fullscreen_toggle(const gchar *text, GIOChannel *channel, gpointer data)
 470 {
 471         layout_image_full_screen_toggle(lw_id);
 472 }
 473
 474 static void gr_fullscreen_start(const gchar *text, GIOChannel *channel, gpointer data)
 475 {
 476         layout_image_full_screen_start(lw_id);
 477 }
 478
 479 static void gr_fullscreen_stop(const gchar *text, GIOChannel *channel, gpointer data)
 480 {
 481         layout_image_full_screen_stop(lw_id);
 482 }
 483
 484 static void gr_lw_id(const gchar *text, GIOChannel *channel, gpointer data)
 485 {
 486         lw_id = layout_find_by_layout_id(text);
 487         if (!lw_id)
 488                 {
 489                 log_printf("remote sent window ID that does not exist:\"%s\"\n",text);
 490                 }
 491         layout_valid(&lw_id);
 492 }
 493
 494 static void gr_slideshow_start_rec(const gchar *text, GIOChannel *channel, gpointer data)
 495 {
 496         GList *list;
 497         FileData *dir_fd = file_data_new_dir(text);
 498
 499         layout_valid(&lw_id);
 500         list = filelist_recursive_full(dir_fd, lw_id->sort_method, lw_id->sort_ascend);
 501         file_data_unref(dir_fd);
 502         if (!list) return;
 503 //printf("length: %d\n", g_list_length(list));
 504         layout_image_slideshow_stop(lw_id);
 505         layout_image_slideshow_start_from_list(lw_id, list);
 506 }
 507
 508 static void gr_cache_thumb(const gchar *text, GIOChannel *channel, gpointer data)
 509 {
 510         if (!g_strcmp0(text, "clear"))
 511                 cache_maintain_home_remote(FALSE, TRUE);
 512         else if (!g_strcmp0(text, "clean"))
 513                 cache_maintain_home_remote(FALSE, FALSE);
 514 }
 515
 516 static void gr_cache_shared(const gchar *text, GIOChannel *channel, gpointer data)
 517 {
 518         if (!g_strcmp0(text, "clear"))
 519                 cache_manager_standard_process_remote(TRUE);
 520         else if (!g_strcmp0(text, "clean"))
 521                 cache_manager_standard_process_remote(FALSE);
 522 }
 523
 524 static void gr_cache_metadata(const gchar *text, GIOChannel *channel, gpointer data)
 525 {
 526         cache_maintain_home_remote(TRUE, FALSE);
 527 }
 528
 529 static void gr_cache_render(const gchar *text, GIOChannel *channel, gpointer data)
 530 {
 531         cache_manager_render_remote(text, FALSE, FALSE);
 532 }
 533
 534 static void gr_cache_render_recurse(const gchar *text, GIOChannel *channel, gpointer data)
 535 {
 536         cache_manager_render_remote(text, TRUE, FALSE);
 537 }
 538
 539 static void gr_cache_render_standard(const gchar *text, GIOChannel *channel, gpointer data)
 540 {
 541         if(options->thumbnails.spec_standard)
 542                 cache_manager_render_remote(text, FALSE, TRUE);
 543 }
 544
 545 static void gr_cache_render_standard_recurse(const gchar *text, GIOChannel *channel, gpointer data)
 546 {
 547         if(options->thumbnails.spec_standard)
 548                 cache_manager_render_remote(text, TRUE, TRUE);
 549 }
 550
 551 static void gr_slideshow_toggle(const gchar *text, GIOChannel *channel, gpointer data)
 552 {
 553         layout_image_slideshow_toggle(lw_id);
 554 }
 555
 556 static void gr_slideshow_start(const gchar *text, GIOChannel *channel, gpointer data)
 557 {
 558         layout_image_slideshow_start(lw_id);
 559 }
 560
 561 static void gr_slideshow_stop(const gchar *text, GIOChannel *channel, gpointer data)
 562 {
 563         layout_image_slideshow_stop(lw_id);
 564 }
 565
 566 static void gr_slideshow_delay(const gchar *text, GIOChannel *channel, gpointer data)
 567 {
 568         gdouble t1, t2, t3, n;
 569         gint res;
 570
 571         res = sscanf(text, "%lf:%lf:%lf", &t1, &t2, &t3);
 572         if (res == 3)
 573                 {
 574                 n = (t1 * 3600) + (t2 * 60) + t3;
 575                 if (n < SLIDESHOW_MIN_SECONDS || n > SLIDESHOW_MAX_SECONDS ||
 576                                 t1 >= 24 || t2 >= 60 || t3 >= 60)
 577                         {
 578                         printf_term(TRUE, "Remote slideshow delay out of range (%.1f to %.1f)\n",
 579                                                                 SLIDESHOW_MIN_SECONDS, SLIDESHOW_MAX_SECONDS);
 580                         return;
 581                         }
 582                 }
 583         else if (res == 2)
 584                 {
 585                 n = t1 * 60 + t2;
 586                 if (n < SLIDESHOW_MIN_SECONDS || n > SLIDESHOW_MAX_SECONDS ||
 587                                 t1 >= 60 || t2 >= 60)
 588                         {
 589                         printf_term(TRUE, "Remote slideshow delay out of range (%.1f to %.1f)\n",
 590                                                                 SLIDESHOW_MIN_SECONDS, SLIDESHOW_MAX_SECONDS);
 591                         return;
 592                         }
 593                 }
 594         else if (res == 1)
 595                 {
 596                 n = t1;
 597                 if (n < SLIDESHOW_MIN_SECONDS || n > SLIDESHOW_MAX_SECONDS)
 598                         {
 599                         printf_term(TRUE, "Remote slideshow delay out of range (%.1f to %.1f)\n",
 600                                                                 SLIDESHOW_MIN_SECONDS, SLIDESHOW_MAX_SECONDS);
 601                         return;
 602                         }
 603                 }
 604         else
 605                 {
 606                 n = 0;
 607                 }
 608
 609         options->slideshow.delay = (gint)(n * 10.0 + 0.01);
 610 }
 611
 612 static void gr_tools_show(const gchar *text, GIOChannel *channel, gpointer data)
 613 {
 614         gboolean popped;
 615         gboolean hidden;
 616
 617         if (layout_tools_float_get(lw_id, &popped, &hidden) && hidden)
 618                 {
 619                 layout_tools_float_set(lw_id, popped, FALSE);
 620                 }
 621 }
 622
 623 static void gr_tools_hide(const gchar *text, GIOChannel *channel, gpointer data)
 624 {
 625         gboolean popped;
 626         gboolean hidden;
 627
 628         if (layout_tools_float_get(lw_id, &popped, &hidden) && !hidden)
 629                 {
 630                 layout_tools_float_set(lw_id, popped, TRUE);
 631                 }
 632 }
 633
 634 static gboolean gr_quit_idle_cb(gpointer data)
 635 {
 636         exit_program();
 637
 638         return FALSE;
 639 }
 640
 641 static void gr_quit(const gchar *text, GIOChannel *channel, gpointer data)
 642 {
 643         /* schedule exit when idle, if done from within a
 644          * remote handler remote_close will crash
 645          */
 646         g_idle_add(gr_quit_idle_cb, NULL);
 647 }
 648
 649 static void gr_file_load_no_raise(const gchar *text, GIOChannel *channel, gpointer data)
 650 {
 651         gchar *filename;
 652         gchar *tilde_filename = expand_tilde(text);
 653
 654         filename = set_pwd(tilde_filename);
 655
 656         if (isfile(filename))
 657                 {
 658                 if (file_extension_match(filename, GQ_COLLECTION_EXT))
 659                         {
 660                         collection_window_new(filename);
 661                         }
 662                 else
 663                         {
 664                         layout_set_path(lw_id, filename);
 665                         }
 666                 }
 667         else if (isdir(filename))
 668                 {
 669                 layout_set_path(lw_id, filename);
 670                 }
 671         else
 672                 {
 673                 log_printf("remote sent filename that does not exist:\"%s\"\n", filename);
 674                 layout_set_path(lw_id, homedir());
 675                 }
 676
 677         g_free(filename);
 678         g_free(tilde_filename);
 679 }
 680
 681 static void gr_file_load(const gchar *text, GIOChannel *channel, gpointer data)
 682 {
 683         gr_file_load_no_raise(text, channel, data);
 684
 685         gr_raise(text, channel, data);
 686 }
 687
 688 static void gr_pixel_info(const gchar *text, GIOChannel *channel, gpointer data)
 689 {
 690         gchar *pixel_info;
 691         gint x_pixel, y_pixel;
 692         gint width, height;
 693         gint r_mouse, g_mouse, b_mouse;
 694         PixbufRenderer *pr;
 695         LayoutWindow *lw = NULL;
 696
 697         if (!layout_valid(&lw_id)) return;
 698
 699         pr = (PixbufRenderer*)lw_id->image->pr;
 700
 701         if (pr)
 702                 {
 703                 pixbuf_renderer_get_image_size(pr, &width, &height);
 704                 if (width < 1 || height < 1) return;
 705
 706                 pixbuf_renderer_get_mouse_position(pr, &x_pixel, &y_pixel);
 707
 708                 if (x_pixel >= 0 && y_pixel >= 0)
 709                         {
 710                         pixbuf_renderer_get_pixel_colors(pr, x_pixel, y_pixel,
 711                                                          &r_mouse, &g_mouse, &b_mouse);
 712
 713                         pixel_info = g_strdup_printf(_("[%d,%d]: RGB(%3d,%3d,%3d)"),
 714                                                  x_pixel, y_pixel,
 715                                                  r_mouse, g_mouse, b_mouse);
 716
 717                         g_io_channel_write_chars(channel, pixel_info, -1, NULL, NULL);
 718                         g_io_channel_write_chars(channel, "\n", -1, NULL, NULL);
 719
 720                         g_free(pixel_info);
 721                         }
 722                 else
 723                         {
 724                         return;
 725                         }
 726                 }
 727         else
 728                 {
 729                 return;
 730                 }
 731 }
 732
 733 static void gr_rectangle(const gchar *text, GIOChannel *channel, gpointer data)
 734 {
 735         gchar *rectangle_info;
 736         PixbufRenderer *pr;
 737         LayoutWindow *lw = NULL;
 738         gint x1, y1, x2, y2;
 739
 740         if (!options->draw_rectangle) return;
 741         if (!layout_valid(&lw_id)) return;
 742
 743         pr = (PixbufRenderer*)lw_id->image->pr;
 744
 745         if (pr)
 746                 {
 747                 image_get_rectangle(&x1, &y1, &x2, &y2);
 748                 rectangle_info = g_strdup_printf(_("%dx%d+%d+%d"),
 749                                         (x2 > x1) ? x2 - x1 : x1 - x2,
 750                                         (y2 > y1) ? y2 - y1 : y1 - y2,
 751                                         (x2 > x1) ? x1 : x2,
 752                                         (y2 > y1) ? y1 : y2);
 753
 754                 g_io_channel_write_chars(channel, rectangle_info, -1, NULL, NULL);
 755                 g_io_channel_write_chars(channel, "\n", -1, NULL, NULL);
 756
 757                 g_free(rectangle_info);
 758                 }
 759 }
 760
 761 static void gr_render_intent(const gchar *text, GIOChannel *channel, gpointer data)
 762 {
 763         gchar *render_intent;
 764
 765         switch (options->color_profile.render_intent)
 766                 {
 767                 case 0:
 768                         render_intent = g_strdup("Perceptual");
 769                         break;
 770                 case 1:
 771                         render_intent = g_strdup("Relative Colorimetric");
 772                         break;
 773                 case 2:
 774                         render_intent = g_strdup("Saturation");
 775                         break;
 776                 case 3:
 777                         render_intent = g_strdup("Absolute Colorimetric");
 778                         break;
 779                 default:
 780                         render_intent = g_strdup("none");
 781                         break;
 782                 }
 783
 784         g_io_channel_write_chars(channel, render_intent, -1, NULL, NULL);
 785         g_io_channel_write_chars(channel, "\n", -1, NULL, NULL);
 786
 787         g_free(render_intent);
 788 }
 789
 790 static void get_filelist(const gchar *text, GIOChannel *channel, gboolean recurse)
 791 {
 792         GList *list = NULL;
 793         FileFormatClass class;
 794         FileData *dir_fd;
 795         FileData *fd;
 796         GString *out_string = g_string_new(NULL);
 797         GList *work;
 798
 799         if (strcmp(text, "") == 0)
 800                 {
 801                 if (layout_valid(&lw_id))
 802                         {
 803                         dir_fd = file_data_new_dir(lw_id->dir_fd->path);
 804                         }
 805                 else
 806                         {
 807                         return;
 808                         }
 809                 }
 810         else
 811                 {
 812                 if (isdir(text))
 813                         {
 814                         dir_fd = file_data_new_dir(text);
 815                         }
 816                 else
 817                         {
 818                         return;
 819                         }
 820                 }
 821
 822         if (recurse)
 823                 {
 824                 list = filelist_recursive(dir_fd);
 825                 }
 826         else
 827                 {
 828                 filelist_read(dir_fd, &list, NULL);
 829                 }
 830
 831         work = list;
 832         while (work)
 833                 {
 834                 fd = work->data;
 835                 g_string_append_printf(out_string, "%s", fd->path);
 836                 class = filter_file_get_class(fd->path);
 837
 838                 switch (class)
 839                         {
 840                         case FORMAT_CLASS_IMAGE:
 841                                 out_string = g_string_append(out_string, "    Class: Image");
 842                                 break;
 843                         case FORMAT_CLASS_RAWIMAGE:
 844                                 out_string = g_string_append(out_string, "    Class: RAW image");
 845                                 break;
 846                         case FORMAT_CLASS_META:
 847                                 out_string = g_string_append(out_string, "    Class: Metadata");
 848                                 break;
 849                         case FORMAT_CLASS_VIDEO:
 850                                 out_string = g_string_append(out_string, "    Class: Video");
 851                                 break;
 852                         case FORMAT_CLASS_COLLECTION:
 853                                 out_string = g_string_append(out_string, "    Class: Collection");
 854                                 break;
 855                         case FORMAT_CLASS_PDF:
 856                                 out_string = g_string_append(out_string, "    Class: PDF");
 857                                 break;
 858                         case FORMAT_CLASS_HEIF:
 859                                 out_string = g_string_append(out_string, "    Class: HEIF");
 860                                 break;
 861                         case FORMAT_CLASS_UNKNOWN:
 862                                 out_string = g_string_append(out_string, "    Class: Unknown");
 863                                 break;
 864                         default:
 865                                 out_string = g_string_append(out_string, "    Class: Unknown");
 866                                 break;
 867                         }
 868                 out_string = g_string_append(out_string, "\n");
 869                 work = work->next;
 870                 }
 871
 872         g_io_channel_write_chars(channel, out_string->str, -1, NULL, NULL);
 873         g_io_channel_write_chars(channel, "\n", -1, NULL, NULL);
 874
 875         g_string_free(out_string, TRUE);
 876         filelist_free(list);
 877         file_data_unref(dir_fd);
 878 }
 879
 880 static void gr_collection(const gchar *text, GIOChannel *channel, gpointer data)
 881 {
 882         GString *contents = g_string_new(NULL);
 883
 884         if (is_collection(text))
 885                 {
 886                 collection_contents(text, &contents);
 887                 }
 888         else
 889                 {
 890                 return;
 891                 }
 892
 893         g_io_channel_write_chars(channel, contents->str, -1, NULL, NULL);
 894         g_io_channel_write_chars(channel, "\n", -1, NULL, NULL);
 895
 896         g_string_free(contents, TRUE);
 897 }
 898
 899 static void gr_collection_list(const gchar *text, GIOChannel *channel, gpointer data)
 900 {
 901
 902         GList *collection_list = NULL;
 903         GList *work;
 904         GString *out_string = g_string_new(NULL);
 905
 906         collect_manager_list(&collection_list, NULL, NULL);
 907
 908         work = collection_list;
 909         while (work)
 910                 {
 911                 const gchar *collection_name = work->data;
 912                 out_string = g_string_append(out_string, g_strdup(collection_name));
 913                 out_string = g_string_append(out_string, "\n");
 914
 915                 work = work->next;
 916                 }
 917
 918         g_io_channel_write_chars(channel, out_string->str, -1, NULL, NULL);
 919         g_io_channel_write_chars(channel, "\n", -1, NULL, NULL);
 920
 921         string_list_free(collection_list);
 922         g_string_free(out_string, TRUE);
 923 }
 924
 925
 926 static void gr_filelist(const gchar *text, GIOChannel *channel, gpointer data)
 927 {
 928         get_filelist(text, channel, FALSE);
 929 }
 930
 931 static void gr_filelist_recurse(const gchar *text, GIOChannel *channel, gpointer data)
 932 {
 933         get_filelist(text, channel, TRUE);
 934 }
 935
 936 static void gr_file_tell(const gchar *text, GIOChannel *channel, gpointer data)
 937 {
 938         gchar *out_string;
 939         gchar *collection_name = NULL;
 940
 941         if (!layout_valid(&lw_id)) return;
 942
 943         if (image_get_path(lw_id->image))
 944                 {
 945                 if (lw_id->image->collection && lw_id->image->collection->name)
 946                         {
 947                         collection_name = remove_extension_from_path(lw_id->image->collection->name);
 948                         out_string = g_strconcat(image_get_path(lw_id->image), "    Collection: ", collection_name, NULL);
 949                         }
 950                 else
 951                         {
 952                         out_string = g_strconcat(image_get_path(lw_id->image), NULL);
 953                         }
 954
 955                 g_io_channel_write_chars(channel, out_string, -1, NULL, NULL);
 956                 g_io_channel_write_chars(channel, "\n", -1, NULL, NULL);
 957
 958                 g_free(collection_name);
 959                 g_free(out_string);
 960                 }
 961 }
 962
 963 static void gr_config_load(const gchar *text, GIOChannel *channel, gpointer data)
 964 {
 965         gchar *filename = expand_tilde(text);
 966
 967         if (isfile(filename))
 968                 {
 969                 load_config_from_file(filename, FALSE);
 970                 }
 971         else
 972                 {
 973                 log_printf("remote sent filename that does not exist:\"%s\"\n", filename);
 974                 layout_set_path(NULL, homedir());
 975                 }
 976
 977         g_free(filename);
 978 }
 979
 980 static void gr_get_sidecars(const gchar *text, GIOChannel *channel, gpointer data)
 981 {
 982         gchar *filename = expand_tilde(text);
 983         FileData *fd = file_data_new_group(filename);
 984
 985         GList *work;
 986         if (fd->parent) fd = fd->parent;
 987
 988         g_io_channel_write_chars(channel, fd->path, -1, NULL, NULL);
 989         g_io_channel_write_chars(channel, "\n", -1, NULL, NULL);
 990
 991         work = fd->sidecar_files;
 992
 993         while (work)
 994                 {
 995                 fd = work->data;
 996                 work = work->next;
 997                 g_io_channel_write_chars(channel, fd->path, -1, NULL, NULL);
 998                 g_io_channel_write_chars(channel, "\n", -1, NULL, NULL);
 999                 }
1000         g_free(filename);
1001 }
1002
1003 static void gr_get_destination(const gchar *text, GIOChannel *channel, gpointer data)
1004 {
1005         gchar *filename = expand_tilde(text);
1006         FileData *fd = file_data_new_group(filename);
1007
1008         if (fd->change && fd->change->dest)
1009                 {
1010                 g_io_channel_write_chars(channel, fd->change->dest, -1, NULL, NULL);
1011                 g_io_channel_write_chars(channel, "\n", -1, NULL, NULL);
1012                 }
1013         g_free(filename);
1014 }
1015
1016 static void gr_file_view(const gchar *text, GIOChannel *channel, gpointer data)
1017 {
1018         gchar *filename;
1019         gchar *tilde_filename = expand_tilde(text);
1020
1021         filename = set_pwd(tilde_filename);
1022
1023         view_window_new(file_data_new_group(filename));
1024         g_free(filename);
1025         g_free(tilde_filename);
1026 }
1027
1028 static void gr_list_clear(const gchar *text, GIOChannel *channel, gpointer data)
1029 {
1030         RemoteData *remote_data = data;
1031
1032         if (remote_data->command_collection)
1033                 {
1034                 collection_unref(remote_data->command_collection);
1035                 remote_data->command_collection = NULL;
1036                 }
1037 }
1038
1039 static void gr_list_add(const gchar *text, GIOChannel *channel, gpointer data)
1040 {
1041         RemoteData *remote_data = data;
1042         gboolean new = TRUE;
1043
1044         if (!remote_data->command_collection)
1045                 {
1046                 CollectionData *cd;
1047
1048                 cd = collection_new("");
1049
1050                 g_free(cd->path);
1051                 cd->path = NULL;
1052                 g_free(cd->name);
1053                 cd->name = g_strdup(_("Command line"));
1054
1055                 remote_data->command_collection = cd;
1056                 }
1057         else
1058                 {
1059                 new = (!collection_get_first(remote_data->command_collection));
1060                 }
1061
1062         if (collection_add(remote_data->command_collection, file_data_new_group(text), FALSE) && new)
1063                 {
1064                 layout_image_set_collection(NULL, remote_data->command_collection,
1065                                             collection_get_first(remote_data->command_collection));
1066                 }
1067 }
1068
1069 static void gr_raise(const gchar *text, GIOChannel *channel, gpointer data)
1070 {
1071         LayoutWindow *lw = NULL;
1072
1073         if (layout_valid(&lw_id))
1074                 {
1075                 gtk_window_present(GTK_WINDOW(lw_id->window));
1076                 }
1077 }
1078
1079 static void gr_pwd(const gchar *text, GIOChannel *channel, gpointer data)
1080 {
1081         LayoutWindow *lw = NULL;
1082
1083         g_free(pwd);
1084         pwd = g_strdup(text);
1085 }
1086
1087 #ifdef HAVE_LUA
1088 static void gr_lua(const gchar *text, GIOChannel *channel, gpointer data)
1089 {
1090         gchar *result = NULL;
1091         gchar **lua_command;
1092
1093         lua_command = g_strsplit(text, ",", 2);
1094
1095         if (lua_command[0] && lua_command[1])
1096                 {
1097                 FileData *fd = file_data_new_group(lua_command[0]);
1098                 result = g_strdup(lua_callvalue(fd, lua_command[1], NULL));
1099                 if (result)
1100                         {
1101                         g_io_channel_write_chars(channel, result, -1, NULL, NULL);
1102                         }
1103                 else
1104                         {
1105                         g_io_channel_write_chars(channel, N_("lua error: no data"), -1, NULL, NULL);
1106                         }
1107                 }
1108         else
1109                 {
1110                 g_io_channel_write_chars(channel, N_("lua error: no data"), -1, NULL, NULL);
1111                 }
1112
1113         g_io_channel_write_chars(channel, "\n", -1, NULL, NULL);
1114
1115         g_strfreev(lua_command);
1116         g_free(result);
1117 }
1118 #endif
1119
1120 typedef struct _RemoteCommandEntry RemoteCommandEntry;
1121 struct _RemoteCommandEntry {
1122         gchar *opt_s;
1123         gchar *opt_l;
1124         void (*func)(const gchar *text, GIOChannel *channel, gpointer data);
1125         gboolean needs_extra;
1126         gboolean prefer_command_line;
1127         gchar *parameter;
1128         gchar *description;
1129 };
1130
1131 static RemoteCommandEntry remote_commands[] = {
1132         /* short, long                  callback,               extra, prefer, parameter, description */
1133         { "-n", "--next",               gr_image_next,          FALSE, FALSE, NULL, N_("next image") },
1134         { "-b", "--back",               gr_image_prev,          FALSE, FALSE, NULL, N_("previous image") },
1135         { NULL, "--first",              gr_image_first,         FALSE, FALSE, NULL, N_("first image") },
1136         { NULL, "--last",               gr_image_last,          FALSE, FALSE, NULL, N_("last image") },
1137         { "-f", "--fullscreen",         gr_fullscreen_toggle,   FALSE, TRUE,  NULL, N_("toggle full screen") },
1138         { "-fs","--fullscreen-start",   gr_fullscreen_start,    FALSE, FALSE, NULL, N_("start full screen") },
1139         { "-fS","--fullscreen-stop",    gr_fullscreen_stop,     FALSE, FALSE, NULL, N_("stop full screen") },
1140         { "-s", "--slideshow",          gr_slideshow_toggle,    FALSE, TRUE,  NULL, N_("toggle slide show") },
1141         { "-ss","--slideshow-start",    gr_slideshow_start,     FALSE, FALSE, NULL, N_("start slide show") },
1142         { "-sS","--slideshow-stop",     gr_slideshow_stop,      FALSE, FALSE, NULL, N_("stop slide show") },
1143         { NULL, "--slideshow-recurse:", gr_slideshow_start_rec, TRUE,  FALSE, N_("<FOLDER>"), N_("start recursive slide show in FOLDER") },
1144         { "-d", "--delay=",             gr_slideshow_delay,     TRUE,  FALSE, N_("<[H:][M:][N][.M]>"), N_("set slide show delay to Hrs Mins N.M seconds") },
1145         { "+t", "--tools-show",         gr_tools_show,          FALSE, TRUE,  NULL, N_("show tools") },
1146         { "-t", "--tools-hide",         gr_tools_hide,          FALSE, TRUE,  NULL, N_("hide tools") },
1147         { "-q", "--quit",               gr_quit,                FALSE, FALSE, NULL, N_("quit") },
1148         { NULL, "--config-load:",       gr_config_load,         TRUE,  FALSE, N_("<FILE>"), N_("load configuration from FILE") },
1149         { NULL, "--get-sidecars:",      gr_get_sidecars,        TRUE,  FALSE, N_("<FILE>"), N_("get list of sidecars of FILE") },
1150         { NULL, "--get-destination:",   gr_get_destination,     TRUE,  FALSE, N_("<FILE>"), N_("get destination path of FILE") },
1151         { NULL, "file:",                gr_file_load,           TRUE,  FALSE, N_("<FILE>"), N_("open FILE, bring Geeqie window to the top") },
1152         { NULL, "--file:",              gr_file_load,           TRUE,  FALSE, N_("<FILE>"), N_("open FILE, bring Geeqie window to the top") },
1153         { NULL, "File:",                gr_file_load_no_raise,  TRUE,  FALSE, N_("<FILE>"), N_("open FILE, do not bring Geeqie window to the top") },
1154         { NULL, "--File:",              gr_file_load_no_raise,  TRUE,  FALSE, N_("<FILE>"), N_("open FILE, do not bring Geeqie window to the top") },
1155         { NULL, "--tell",               gr_file_tell,           FALSE, FALSE, NULL, N_("print filename [and Collection] of current image") },
1156         { NULL, "--pixel-info",         gr_pixel_info,          FALSE, FALSE, NULL, N_("print pixel info of mouse pointer on current image") },
1157         { NULL, "--get-rectangle",      gr_rectangle,           FALSE, FALSE, NULL, N_("get rectangle co-ordinates") },
1158         { NULL, "--get-render-intent",  gr_render_intent,       FALSE, FALSE, NULL, N_("get render intent") },
1159         { NULL, "--get-filelist:",      gr_filelist,            TRUE,  FALSE, N_("[<FOLDER>]"), N_("get list of files and class") },
1160         { NULL, "--get-filelist-recurse:", gr_filelist_recurse, TRUE,  FALSE, N_("[<FOLDER>]"), N_("get list of files and class recursive") },
1161         { NULL, "--get-collection:",    gr_collection,          TRUE,  FALSE, N_("<COLLECTION>"), N_("get collection content") },
1162         { NULL, "--get-collection-list", gr_collection_list,    FALSE, FALSE, NULL, N_("get collection list") },
1163         { NULL, "view:",                gr_file_view,           TRUE,  FALSE, N_("<FILE>"), N_("open FILE in new window") },
1164         { NULL, "--view:",              gr_file_view,           TRUE,  FALSE, N_("<FILE>"), N_("open FILE in new window") },
1165         { NULL, "--list-clear",         gr_list_clear,          FALSE, FALSE, NULL, N_("clear command line collection list") },
1166         { NULL, "--list-add:",          gr_list_add,            TRUE,  FALSE, N_("<FILE>"), N_("add FILE to command line collection list") },
1167         { NULL, "raise",                gr_raise,               FALSE, FALSE, NULL, N_("bring the Geeqie window to the top") },
1168         { NULL, "--raise",              gr_raise,               FALSE, FALSE, NULL, N_("bring the Geeqie window to the top") },
1169         { NULL, "--id:",                gr_lw_id,               TRUE, FALSE, N_("<ID>"), N_("window id for following commands") },
1170         { NULL, "--new-window",         gr_new_window,          FALSE, FALSE, NULL, N_("new window") },
1171         { NULL, "--close-window",       gr_close_window,        FALSE, FALSE, NULL, N_("close window") },
1172         { "-ct:", "--cache-thumbs:",    gr_cache_thumb,         TRUE, FALSE, N_("clear|clean"), N_("clear or clean thumbnail cache") },
1173         { "-cs:", "--cache-shared:",    gr_cache_shared,        TRUE, FALSE, N_("clear|clean"), N_("clear or clean shared thumbnail cache") },
1174         { "-cm","--cache-metadata",      gr_cache_metadata,               FALSE, FALSE, NULL, N_("    clean the metadata cache") },
1175         { "-cr:", "--cache-render:",    gr_cache_render,        TRUE, FALSE, N_("<folder>  "), N_(" render thumbnails") },
1176         { "-crr:", "--cache-render-recurse:", gr_cache_render_recurse, TRUE, FALSE, N_("<folder> "), N_("render thumbnails recursively") },
1177         { "-crs:", "--cache-render-shared:", gr_cache_render_standard, TRUE, FALSE, N_("<folder> "), N_(" render thumbnails (see Help)") },
1178         { "-crsr:", "--cache-render-shared-recurse:", gr_cache_render_standard_recurse, TRUE, FALSE, N_("<folder>"), N_(" render thumbnails recursively (see Help)") },
1179 #ifdef HAVE_LUA
1180         { NULL, "--lua:",               gr_lua,                 TRUE, FALSE, N_("<FILE>,<lua script>"), N_("run lua script on FILE") },
1181 #endif
1182         { NULL, "--PWD:",               gr_pwd,                 TRUE, FALSE, N_("<PWD>"), N_("use PWD as working directory for following commands") },
1183         { NULL, NULL, NULL, FALSE, FALSE, NULL, NULL }
1184 };
1185
1186 static RemoteCommandEntry *remote_command_find(const gchar *text, const gchar **offset)
1187 {
1188         gboolean match = FALSE;
1189         gint i;
1190
1191         i = 0;
1192         while (!match && remote_commands[i].func != NULL)
1193                 {
1194                 if (remote_commands[i].needs_extra)
1195                         {
1196                         if (remote_commands[i].opt_s &&
1197                             strncmp(remote_commands[i].opt_s, text, strlen(remote_commands[i].opt_s)) == 0)
1198                                 {
1199                                 if (offset) *offset = text + strlen(remote_commands[i].opt_s);
1200                                 return &remote_commands[i];
1201                                 }
1202                         else if (remote_commands[i].opt_l &&
1203                                  strncmp(remote_commands[i].opt_l, text, strlen(remote_commands[i].opt_l)) == 0)
1204                                 {
1205                                 if (offset) *offset = text + strlen(remote_commands[i].opt_l);
1206                                 return &remote_commands[i];
1207                                 }
1208                         }
1209                 else
1210                         {
1211                         if ((remote_commands[i].opt_s && strcmp(remote_commands[i].opt_s, text) == 0) ||
1212                             (remote_commands[i].opt_l && strcmp(remote_commands[i].opt_l, text) == 0))
1213                                 {
1214                                 if (offset) *offset = text;
1215                                 return &remote_commands[i];
1216                                 }
1217                         }
1218
1219                 i++;
1220                 }
1221
1222         return NULL;
1223 }
1224
1225 static void remote_cb(RemoteConnection *rc, const gchar *text, GIOChannel *channel, gpointer data)
1226 {
1227         RemoteCommandEntry *entry;
1228         const gchar *offset;
1229
1230         entry = remote_command_find(text, &offset);
1231         if (entry && entry->func)
1232                 {
1233                 entry->func(offset, channel, data);
1234                 }
1235         else
1236                 {
1237                 log_printf("unknown remote command:%s\n", text);
1238                 }
1239 }
1240
1241 void remote_help(void)
1242 {
1243         gint i;
1244         gchar *s_opt_param;
1245         gchar *l_opt_param;
1246
1247         print_term(FALSE, _("Remote command list:\n"));
1248
1249         i = 0;
1250         while (remote_commands[i].func != NULL)
1251                 {
1252                 if (remote_commands[i].description)
1253                         {
1254                         s_opt_param = g_strconcat(remote_commands[i].opt_s, remote_commands[i].parameter, NULL);
1255                         l_opt_param = g_strconcat(remote_commands[i].opt_l, remote_commands[i].parameter, NULL);
1256                         printf_term(FALSE, "  %-11s%-1s %-30s%-s\n",
1257                                     (remote_commands[i].opt_s) ? s_opt_param : "",
1258                                     (remote_commands[i].opt_s && remote_commands[i].opt_l) ? "," : " ",
1259                                     (remote_commands[i].opt_l) ? l_opt_param : "",
1260                                     _(remote_commands[i].description));
1261                         g_free(s_opt_param);
1262                         g_free(l_opt_param);
1263                         }
1264                 i++;
1265                 }
1266         printf_term(FALSE, N_("\n  All other command line parameters are used as plain files if they exists.\n"));
1267 }
1268
1269 GList *remote_build_list(GList *list, gint argc, gchar *argv[], GList **errors)
1270 {
1271         gint i;
1272
1273         i = 1;
1274         while (i < argc)
1275                 {
1276                 RemoteCommandEntry *entry;
1277
1278                 entry = remote_command_find(argv[i], NULL);
1279                 if (entry)
1280                         {
1281                         list = g_list_append(list, argv[i]);
1282                         }
1283                 else if (errors && !isfile(argv[i]))
1284                         {
1285                         *errors = g_list_append(*errors, argv[i]);
1286                         }
1287                 i++;
1288                 }
1289
1290         return list;
1291 }
1292
1293 /**
1294  * \param arg_exec Binary (argv0)
1295  * \param remote_list Evaluated and recognized remote commands
1296  * \param path The current path
1297  * \param cmd_list List of all non collections in Path
1298  * \param collection_list List of all collections in argv
1299  */
1300 void remote_control(const gchar *arg_exec, GList *remote_list, const gchar *path,
1301                     GList *cmd_list, GList *collection_list)
1302 {
1303         RemoteConnection *rc;
1304         gboolean started = FALSE;
1305         gchar *buf;
1306
1307         buf = g_build_filename(get_rc_dir(), ".command", NULL);
1308         rc = remote_client_open(buf);
1309         if (!rc)
1310                 {
1311                 GString *command;
1312                 GList *work;
1313                 gint retry_count = 12;
1314                 gboolean blank = FALSE;
1315
1316                 printf_term(FALSE, _("Remote %s not running, starting..."), GQ_APPNAME);
1317
1318                 command = g_string_new(arg_exec);
1319
1320                 work = remote_list;
1321                 while (work)
1322                         {
1323                         gchar *text;
1324                         RemoteCommandEntry *entry;
1325
1326                         text = work->data;
1327                         work = work->next;
1328
1329                         entry = remote_command_find(text, NULL);
1330                         if (entry)
1331                                 {
1332                                 if (entry->prefer_command_line)
1333                                         {
1334                                         remote_list = g_list_remove(remote_list, text);
1335                                         g_string_append(command, " ");
1336                                         g_string_append(command, text);
1337                                         }
1338                                 if (entry->opt_l && strcmp(entry->opt_l, "file:") == 0)
1339                                         {
1340                                         blank = TRUE;
1341                                         }
1342                                 }
1343                         }
1344
1345                 if (blank || cmd_list || path) g_string_append(command, " --blank");
1346                 if (get_debug_level()) g_string_append(command, " --debug");
1347
1348                 g_string_append(command, " &");
1349                 runcmd(command->str);
1350                 g_string_free(command, TRUE);
1351
1352                 while (!rc && retry_count > 0)
1353                         {
1354                         usleep((retry_count > 10) ? 500000 : 1000000);
1355                         rc = remote_client_open(buf);
1356                         if (!rc) print_term(FALSE, ".");
1357                         retry_count--;
1358                         }
1359
1360                 print_term(FALSE, "\n");
1361
1362                 started = TRUE;
1363                 }
1364         g_free(buf);
1365
1366         if (rc)
1367                 {
1368                 GList *work;
1369                 const gchar *prefix;
1370                 gboolean use_path = TRUE;
1371                 gboolean sent = FALSE;
1372
1373                 work = remote_list;
1374                 while (work)
1375                         {
1376                         gchar *text;
1377                         RemoteCommandEntry *entry;
1378
1379                         text = work->data;
1380                         work = work->next;
1381
1382                         entry = remote_command_find(text, NULL);
1383                         if (entry &&
1384                             entry->opt_l &&
1385                             strcmp(entry->opt_l, "file:") == 0) use_path = FALSE;
1386
1387                         remote_client_send(rc, text);
1388
1389                         sent = TRUE;
1390                         }
1391
1392                 if (cmd_list && cmd_list->next)
1393                         {
1394                         prefix = "--list-add:";
1395                         remote_client_send(rc, "--list-clear");
1396                         }
1397                 else
1398                         {
1399                         prefix = "file:";
1400                         }
1401
1402                 work = cmd_list;
1403                 while (work)
1404                         {
1405                         FileData *fd;
1406                         gchar *text;
1407
1408                         fd = work->data;
1409                         work = work->next;
1410
1411                         text = g_strconcat(prefix, fd->path, NULL);
1412                         remote_client_send(rc, text);
1413                         g_free(text);
1414
1415                         sent = TRUE;
1416                         }
1417
1418                 if (path && !cmd_list && use_path)
1419                         {
1420                         gchar *text;
1421
1422                         text = g_strdup_printf("file:%s", path);
1423                         remote_client_send(rc, text);
1424                         g_free(text);
1425
1426                         sent = TRUE;
1427                         }
1428
1429                 work = collection_list;
1430                 while (work)
1431                         {
1432                         const gchar *name;
1433                         gchar *text;
1434
1435                         name = work->data;
1436                         work = work->next;
1437
1438                         text = g_strdup_printf("file:%s", name);
1439                         remote_client_send(rc, text);
1440                         g_free(text);
1441
1442                         sent = TRUE;
1443                         }
1444
1445                 if (!started && !sent)
1446                         {
1447                         remote_client_send(rc, "raise");
1448                         }
1449                 }
1450         else
1451                 {
1452                 print_term(TRUE, _("Remote not available\n"));
1453                 }
1454
1455         _exit(0);
1456 }
1457
1458 RemoteConnection *remote_server_init(gchar *path, CollectionData *command_collection)
1459 {
1460         RemoteConnection *remote_connection = remote_server_open(path);
1461         RemoteData *remote_data = g_new(RemoteData, 1);
1462
1463         remote_data->command_collection = command_collection;
1464
1465         remote_server_subscribe(remote_connection, remote_cb, remote_data);
1466         return remote_connection;
1467 }
1468 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */