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 "exif.h"
  29 #include "filedata.h"
  30 #include "filefilter.h"
  31 #include "image.h"
  32 #include "img-view.h"
  33 #include "layout.h"
  34 #include "layout_image.h"
  35 #include "layout_util.h"
  36 #include "misc.h"
  37 #include "pixbuf-renderer.h"
  38 #include "slideshow.h"
  39 #include "ui_fileops.h"
  40 #include "rcfile.h"
  41 #include "view_file.h"
  42
  43 #include <sys/socket.h>
  44 #include <sys/un.h>
  45 #include <signal.h>
  46 #include <errno.h>
  47
  48 #include "glua.h"
  49
  50 #define SERVER_MAX_CLIENTS 8
  51
  52 #define REMOTE_SERVER_BACKLOG 4
  53
  54
  55 #ifndef UNIX_PATH_MAX
  56 #define UNIX_PATH_MAX 108
  57 #endif
  58
  59
  60 static RemoteConnection *remote_client_open(const gchar *path);
  61 static gint remote_client_send(RemoteConnection *rc, const gchar *text);
  62 static void gr_raise(const gchar *text, GIOChannel *channel, gpointer data);
  63
  64 static LayoutWindow *lw_id = NULL; /* points to the window set by the --id option */
  65
  66 typedef struct _RemoteClient RemoteClient;
  67 struct _RemoteClient {
  68         gint fd;
  69         guint channel_id; /* event source id */
  70         RemoteConnection *rc;
  71 };
  72
  73 typedef struct _RemoteData RemoteData;
  74 struct _RemoteData {
  75         CollectionData *command_collection;
  76         GList *file_list;
  77         gboolean single_dir;
  78 };
  79
  80 /* To enable file names containing newlines to be processed correctly,
  81  * the --print0 remote option sets returned data to be terminated with a null
  82  * character rather a newline
  83  */
  84 static gboolean print0 = FALSE;
  85
  86 /* Remote commands from main.c are prepended with the current dir the remote
  87  * command was made from. Some remote commands require this. The
  88  * value is stored here
  89  */
  90 static gchar *pwd = NULL;
  91
  92 /**
  93  * @brief Ensures file path is absolute.
  94  * @param[in] filename Filepath, absolute or relative to calling directory
  95  * @returns absolute path
  96  *
  97  * If first character of input filepath is not the directory
  98  * separator, assume it as a relative path and prepend
  99  * the directory the remote command was initiated from
 100  *
 101  * Return value must be freed with g_free()
 102  */
 103 static gchar *set_pwd(gchar *filename)
 104 {
 105         gchar *temp;
 106
 107         if (strncmp(filename, G_DIR_SEPARATOR_S, 1) != 0)
 108                 {
 109                 temp = g_build_filename(pwd, filename, NULL);
 110                 }
 111         else
 112                 {
 113                 temp = g_strdup(filename);
 114                 }
 115
 116         return temp;
 117 }
 118
 119 static gboolean remote_server_client_cb(GIOChannel *source, GIOCondition condition, gpointer data)
 120 {
 121         RemoteClient *client = data;
 122         RemoteConnection *rc;
 123         GIOStatus status = G_IO_STATUS_NORMAL;
 124
 125         lw_id = NULL;
 126         rc = client->rc;
 127
 128         if (condition & G_IO_IN)
 129                 {
 130                 gchar *buffer = NULL;
 131                 GError *error = NULL;
 132                 gsize termpos;
 133                 /** @FIXME it should be possible to terminate the command with a null character */
 134                 g_io_channel_set_line_term(source, "<gq_end_of_command>", -1);
 135                 while ((status = g_io_channel_read_line(source, &buffer, NULL, &termpos, &error)) == G_IO_STATUS_NORMAL)
 136                         {
 137                         if (buffer)
 138                                 {
 139                                 buffer[termpos] = '\0';
 140
 141                                 if (strlen(buffer) > 0)
 142                                         {
 143                                         if (rc->read_func) rc->read_func(rc, buffer, source, rc->read_data);
 144                                         g_io_channel_write_chars(source, "<gq_end_of_command>", -1, NULL, NULL); /* empty line finishes the command */
 145                                         g_io_channel_flush(source, NULL);
 146                                         }
 147                                 g_free(buffer);
 148
 149                                 buffer = NULL;
 150                                 }
 151                         }
 152
 153                 if (error)
 154                         {
 155                         log_printf("error reading socket: %s\n", error->message);
 156                         g_error_free(error);
 157                         }
 158                 }
 159
 160         if (condition & G_IO_HUP || status == G_IO_STATUS_EOF || status == G_IO_STATUS_ERROR)
 161                 {
 162                 rc->clients = g_list_remove(rc->clients, client);
 163
 164                 DEBUG_1("HUP detected, closing client.");
 165                 DEBUG_1("client count %d", g_list_length(rc->clients));
 166
 167                 g_source_remove(client->channel_id);
 168                 close(client->fd);
 169                 g_free(client);
 170                 }
 171
 172         return TRUE;
 173 }
 174
 175 static void remote_server_client_add(RemoteConnection *rc, gint fd)
 176 {
 177         RemoteClient *client;
 178         GIOChannel *channel;
 179
 180         if (g_list_length(rc->clients) > SERVER_MAX_CLIENTS)
 181                 {
 182                 log_printf("maximum remote clients of %d exceeded, closing connection\n", SERVER_MAX_CLIENTS);
 183                 close(fd);
 184                 return;
 185                 }
 186
 187         client = g_new0(RemoteClient, 1);
 188         client->rc = rc;
 189         client->fd = fd;
 190
 191         channel = g_io_channel_unix_new(fd);
 192         client->channel_id = g_io_add_watch_full(channel, G_PRIORITY_DEFAULT, G_IO_IN | G_IO_HUP,
 193                                                  remote_server_client_cb, client, NULL);
 194         g_io_channel_unref(channel);
 195
 196         rc->clients = g_list_append(rc->clients, client);
 197         DEBUG_1("client count %d", g_list_length(rc->clients));
 198 }
 199
 200 static void remote_server_clients_close(RemoteConnection *rc)
 201 {
 202         while (rc->clients)
 203                 {
 204                 RemoteClient *client = rc->clients->data;
 205
 206                 rc->clients = g_list_remove(rc->clients, client);
 207
 208                 g_source_remove(client->channel_id);
 209                 close(client->fd);
 210                 g_free(client);
 211                 }
 212 }
 213
 214 static gboolean remote_server_read_cb(GIOChannel *source, GIOCondition condition, gpointer data)
 215 {
 216         RemoteConnection *rc = data;
 217         gint fd;
 218         guint alen;
 219
 220         fd = accept(rc->fd, NULL, &alen);
 221         if (fd == -1)
 222                 {
 223                 log_printf("error accepting socket: %s\n", strerror(errno));
 224                 return TRUE;
 225                 }
 226
 227         remote_server_client_add(rc, fd);
 228
 229         return TRUE;
 230 }
 231
 232 gboolean remote_server_exists(const gchar *path)
 233 {
 234         RemoteConnection *rc;
 235
 236         /* verify server up */
 237         rc = remote_client_open(path);
 238         remote_close(rc);
 239
 240         if (rc) return TRUE;
 241
 242         /* unable to connect, remove socket file to free up address */
 243         unlink(path);
 244         return FALSE;
 245 }
 246
 247 static RemoteConnection *remote_server_open(const gchar *path)
 248 {
 249         RemoteConnection *rc;
 250         struct sockaddr_un addr;
 251         gint sun_path_len;
 252         gint fd;
 253         GIOChannel *channel;
 254
 255         if (remote_server_exists(path))
 256                 {
 257                 log_printf("Address already in use: %s\n", path);
 258                 return NULL;
 259                 }
 260
 261         fd = socket(PF_UNIX, SOCK_STREAM, 0);
 262         if (fd == -1) return NULL;
 263
 264         addr.sun_family = AF_UNIX;
 265         sun_path_len = MIN(strlen(path) + 1, UNIX_PATH_MAX);
 266         strncpy(addr.sun_path, path, sun_path_len);
 267         if (bind(fd, (struct sockaddr*)&addr, sizeof(addr)) == -1 ||
 268             listen(fd, REMOTE_SERVER_BACKLOG) == -1)
 269                 {
 270                 log_printf("error subscribing to socket: %s\n", strerror(errno));
 271                 close(fd);
 272                 return NULL;
 273                 }
 274
 275         rc = g_new0(RemoteConnection, 1);
 276
 277         rc->server = TRUE;
 278         rc->fd = fd;
 279         rc->path = g_strdup(path);
 280
 281         channel = g_io_channel_unix_new(rc->fd);
 282         g_io_channel_set_flags(channel, G_IO_FLAG_NONBLOCK, NULL);
 283
 284         rc->channel_id = g_io_add_watch_full(channel, G_PRIORITY_DEFAULT, G_IO_IN,
 285                                              remote_server_read_cb, rc, NULL);
 286         g_io_channel_unref(channel);
 287
 288         return rc;
 289 }
 290
 291 static void remote_server_subscribe(RemoteConnection *rc, RemoteReadFunc *func, gpointer data)
 292 {
 293         if (!rc || !rc->server) return;
 294
 295         rc->read_func = func;
 296         rc->read_data = data;
 297 }
 298
 299
 300 static RemoteConnection *remote_client_open(const gchar *path)
 301 {
 302         RemoteConnection *rc;
 303         struct stat st;
 304         struct sockaddr_un addr;
 305         gint sun_path_len;
 306         gint fd;
 307
 308         if (stat(path, &st) != 0 || !S_ISSOCK(st.st_mode)) return NULL;
 309
 310         fd = socket(PF_UNIX, SOCK_STREAM, 0);
 311         if (fd == -1) return NULL;
 312
 313         addr.sun_family = AF_UNIX;
 314         sun_path_len = MIN(strlen(path) + 1, UNIX_PATH_MAX);
 315         strncpy(addr.sun_path, path, sun_path_len);
 316         if (connect(fd, (struct sockaddr*)&addr, sizeof(addr)) == -1)
 317                 {
 318                 DEBUG_1("error connecting to socket: %s", strerror(errno));
 319                 close(fd);
 320                 return NULL;
 321                 }
 322
 323         rc = g_new0(RemoteConnection, 1);
 324         rc->server = FALSE;
 325         rc->fd = fd;
 326         rc->path = g_strdup(path);
 327
 328         return rc;
 329 }
 330
 331 static sig_atomic_t sigpipe_occurred = FALSE;
 332
 333 static void sighandler_sigpipe(gint sig)
 334 {
 335         sigpipe_occurred = TRUE;
 336 }
 337
 338 static gboolean remote_client_send(RemoteConnection *rc, const gchar *text)
 339 {
 340         struct sigaction new_action, old_action;
 341         gboolean ret = FALSE;
 342         GError *error = NULL;
 343         GIOChannel *channel;
 344
 345         if (!rc || rc->server) return FALSE;
 346         if (!text) return TRUE;
 347
 348         sigpipe_occurred = FALSE;
 349
 350         new_action.sa_handler = sighandler_sigpipe;
 351         sigemptyset(&new_action.sa_mask);
 352         new_action.sa_flags = 0;
 353
 354         /* setup our signal handler */
 355         sigaction(SIGPIPE, &new_action, &old_action);
 356
 357         channel = g_io_channel_unix_new(rc->fd);
 358
 359         g_io_channel_write_chars(channel, text, -1, NULL, &error);
 360         g_io_channel_write_chars(channel, "<gq_end_of_command>", -1, NULL, &error);
 361         g_io_channel_flush(channel, &error);
 362
 363         if (error)
 364                 {
 365                 log_printf("error reading socket: %s\n", error->message);
 366                 g_error_free(error);
 367                 ret = FALSE;;
 368                 }
 369         else
 370                 {
 371                 ret = TRUE;
 372                 }
 373
 374         if (ret)
 375                 {
 376                 gchar *buffer = NULL;
 377                 gsize termpos;
 378                 g_io_channel_set_line_term(channel, "<gq_end_of_command>", -1);
 379                 while (g_io_channel_read_line(channel, &buffer, NULL, &termpos, &error) == G_IO_STATUS_NORMAL)
 380                         {
 381                         if (buffer)
 382                                 {
 383                                 if (g_strstr_len(buffer, -1, "<gq_end_of_command>") == buffer) /* empty line finishes the command */
 384                                         {
 385                                         g_free(buffer);
 386                                         fflush(stdout);
 387                                         break;
 388                                         }
 389                                 buffer[termpos] = '\0';
 390                                 if (g_strstr_len(buffer, -1, "print0") != 0)
 391                                         {
 392                                         print0 = TRUE;
 393                                         }
 394                                 else
 395                                         {
 396                                         if (print0)
 397                                                 {
 398                                                 printf("%s%c", buffer, 0);
 399                                                 }
 400                                         else
 401                                                 {
 402                                                 printf("%s\n", buffer);
 403                                                 }
 404                                         }
 405                                 g_free(buffer);
 406                                 buffer = NULL;
 407                                 }
 408                         }
 409
 410                 if (error)
 411                         {
 412                         log_printf("error reading socket: %s\n", error->message);
 413                         g_error_free(error);
 414                         ret = FALSE;
 415                         }
 416                 }
 417
 418
 419         /* restore the original signal handler */
 420         sigaction(SIGPIPE, &old_action, NULL);
 421         g_io_channel_unref(channel);
 422         return ret;
 423 }
 424
 425 void remote_close(RemoteConnection *rc)
 426 {
 427         if (!rc) return;
 428
 429         if (rc->server)
 430                 {
 431                 remote_server_clients_close(rc);
 432
 433                 g_source_remove(rc->channel_id);
 434                 unlink(rc->path);
 435                 }
 436
 437         if (rc->read_data)
 438                 g_free(rc->read_data);
 439
 440         close(rc->fd);
 441
 442         g_free(rc->path);
 443         g_free(rc);
 444 }
 445
 446 /*
 447  *-----------------------------------------------------------------------------
 448  * remote functions
 449  *-----------------------------------------------------------------------------
 450  */
 451
 452 static void gr_image_next(const gchar *text, GIOChannel *channel, gpointer data)
 453 {
 454         layout_image_next(lw_id);
 455 }
 456
 457 static void gr_new_window(const gchar *text, GIOChannel *channel, gpointer data)
 458 {
 459         LayoutWindow *lw = NULL;
 460
 461         if (!layout_valid(&lw)) return;
 462
 463         lw_id = layout_new_from_default();
 464
 465         layout_set_path(lw_id, pwd);
 466 }
 467
 468 static gboolean gr_close_window_cb()
 469 {
 470         if (!layout_valid(&lw_id)) return FALSE;
 471
 472         layout_menu_close_cb(NULL, lw_id);
 473
 474         return FALSE;
 475 }
 476
 477 static void gr_close_window(const gchar *text, GIOChannel *channel, gpointer data)
 478 {
 479         g_idle_add(gr_close_window_cb, NULL);
 480 }
 481
 482 static void gr_image_prev(const gchar *text, GIOChannel *channel, gpointer data)
 483 {
 484         layout_image_prev(lw_id);
 485 }
 486
 487 static void gr_image_first(const gchar *text, GIOChannel *channel, gpointer data)
 488 {
 489         layout_image_first(lw_id);
 490 }
 491
 492 static void gr_image_last(const gchar *text, GIOChannel *channel, gpointer data)
 493 {
 494         layout_image_last(lw_id);
 495 }
 496
 497 static void gr_fullscreen_toggle(const gchar *text, GIOChannel *channel, gpointer data)
 498 {
 499         layout_image_full_screen_toggle(lw_id);
 500 }
 501
 502 static void gr_fullscreen_start(const gchar *text, GIOChannel *channel, gpointer data)
 503 {
 504         layout_image_full_screen_start(lw_id);
 505 }
 506
 507 static void gr_fullscreen_stop(const gchar *text, GIOChannel *channel, gpointer data)
 508 {
 509         layout_image_full_screen_stop(lw_id);
 510 }
 511
 512 static void gr_lw_id(const gchar *text, GIOChannel *channel, gpointer data)
 513 {
 514         lw_id = layout_find_by_layout_id(text);
 515         if (!lw_id)
 516                 {
 517                 log_printf("remote sent window ID that does not exist:\"%s\"\n",text);
 518                 }
 519         layout_valid(&lw_id);
 520 }
 521
 522 static void gr_slideshow_start_rec(const gchar *text, GIOChannel *channel, gpointer data)
 523 {
 524         GList *list;
 525         gchar *tilde_filename;
 526
 527         tilde_filename = expand_tilde(text);
 528
 529         FileData *dir_fd = file_data_new_dir(tilde_filename);
 530         g_free(tilde_filename);
 531
 532         layout_valid(&lw_id);
 533         list = filelist_recursive_full(dir_fd, lw_id->sort_method, lw_id->sort_ascend);
 534         file_data_unref(dir_fd);
 535         if (!list) return;
 536 //printf("length: %d\n", g_list_length(list));
 537         layout_image_slideshow_stop(lw_id);
 538         layout_image_slideshow_start_from_list(lw_id, list);
 539 }
 540
 541 static void gr_cache_thumb(const gchar *text, GIOChannel *channel, gpointer data)
 542 {
 543         if (!g_strcmp0(text, "clear"))
 544                 cache_maintain_home_remote(FALSE, TRUE);
 545         else if (!g_strcmp0(text, "clean"))
 546                 cache_maintain_home_remote(FALSE, FALSE);
 547 }
 548
 549 static void gr_cache_shared(const gchar *text, GIOChannel *channel, gpointer data)
 550 {
 551         if (!g_strcmp0(text, "clear"))
 552                 cache_manager_standard_process_remote(TRUE);
 553         else if (!g_strcmp0(text, "clean"))
 554                 cache_manager_standard_process_remote(FALSE);
 555 }
 556
 557 static void gr_cache_metadata(const gchar *text, GIOChannel *channel, gpointer data)
 558 {
 559         cache_maintain_home_remote(TRUE, FALSE);
 560 }
 561
 562 static void gr_cache_render(const gchar *text, GIOChannel *channel, gpointer data)
 563 {
 564         cache_manager_render_remote(text, FALSE, FALSE);
 565 }
 566
 567 static void gr_cache_render_recurse(const gchar *text, GIOChannel *channel, gpointer data)
 568 {
 569         cache_manager_render_remote(text, TRUE, FALSE);
 570 }
 571
 572 static void gr_cache_render_standard(const gchar *text, GIOChannel *channel, gpointer data)
 573 {
 574         if(options->thumbnails.spec_standard)
 575                 cache_manager_render_remote(text, FALSE, TRUE);
 576 }
 577
 578 static void gr_cache_render_standard_recurse(const gchar *text, GIOChannel *channel, gpointer data)
 579 {
 580         if(options->thumbnails.spec_standard)
 581                 cache_manager_render_remote(text, TRUE, TRUE);
 582 }
 583
 584 static void gr_slideshow_toggle(const gchar *text, GIOChannel *channel, gpointer data)
 585 {
 586         layout_image_slideshow_toggle(lw_id);
 587 }
 588
 589 static void gr_slideshow_start(const gchar *text, GIOChannel *channel, gpointer data)
 590 {
 591         layout_image_slideshow_start(lw_id);
 592 }
 593
 594 static void gr_slideshow_stop(const gchar *text, GIOChannel *channel, gpointer data)
 595 {
 596         layout_image_slideshow_stop(lw_id);
 597 }
 598
 599 static void gr_slideshow_delay(const gchar *text, GIOChannel *channel, gpointer data)
 600 {
 601         gdouble t1, t2, t3, n;
 602         gint res;
 603
 604         res = sscanf(text, "%lf:%lf:%lf", &t1, &t2, &t3);
 605         if (res == 3)
 606                 {
 607                 n = (t1 * 3600) + (t2 * 60) + t3;
 608                 if (n < SLIDESHOW_MIN_SECONDS || n > SLIDESHOW_MAX_SECONDS ||
 609                                 t1 >= 24 || t2 >= 60 || t3 >= 60)
 610                         {
 611                         printf_term(TRUE, "Remote slideshow delay out of range (%.1f to %.1f)\n",
 612                                                                 SLIDESHOW_MIN_SECONDS, SLIDESHOW_MAX_SECONDS);
 613                         return;
 614                         }
 615                 }
 616         else if (res == 2)
 617                 {
 618                 n = t1 * 60 + t2;
 619                 if (n < SLIDESHOW_MIN_SECONDS || n > SLIDESHOW_MAX_SECONDS ||
 620                                 t1 >= 60 || t2 >= 60)
 621                         {
 622                         printf_term(TRUE, "Remote slideshow delay out of range (%.1f to %.1f)\n",
 623                                                                 SLIDESHOW_MIN_SECONDS, SLIDESHOW_MAX_SECONDS);
 624                         return;
 625                         }
 626                 }
 627         else if (res == 1)
 628                 {
 629                 n = t1;
 630                 if (n < SLIDESHOW_MIN_SECONDS || n > SLIDESHOW_MAX_SECONDS)
 631                         {
 632                         printf_term(TRUE, "Remote slideshow delay out of range (%.1f to %.1f)\n",
 633                                                                 SLIDESHOW_MIN_SECONDS, SLIDESHOW_MAX_SECONDS);
 634                         return;
 635                         }
 636                 }
 637         else
 638                 {
 639                 n = 0;
 640                 }
 641
 642         options->slideshow.delay = (gint)(n * 10.0 + 0.01);
 643 }
 644
 645 static void gr_tools_show(const gchar *text, GIOChannel *channel, gpointer data)
 646 {
 647         gboolean popped;
 648         gboolean hidden;
 649
 650         if (layout_tools_float_get(lw_id, &popped, &hidden) && hidden)
 651                 {
 652                 layout_tools_float_set(lw_id, popped, FALSE);
 653                 }
 654 }
 655
 656 static void gr_tools_hide(const gchar *text, GIOChannel *channel, gpointer data)
 657 {
 658         gboolean popped;
 659         gboolean hidden;
 660
 661         if (layout_tools_float_get(lw_id, &popped, &hidden) && !hidden)
 662                 {
 663                 layout_tools_float_set(lw_id, popped, TRUE);
 664                 }
 665 }
 666
 667 static gboolean gr_quit_idle_cb(gpointer data)
 668 {
 669         exit_program();
 670
 671         return FALSE;
 672 }
 673
 674 static void gr_quit(const gchar *text, GIOChannel *channel, gpointer data)
 675 {
 676         /* schedule exit when idle, if done from within a
 677          * remote handler remote_close will crash
 678          */
 679         g_idle_add(gr_quit_idle_cb, NULL);
 680 }
 681
 682 static void gr_file_load_no_raise(const gchar *text, GIOChannel *channel, gpointer data)
 683 {
 684         gchar *filename;
 685         gchar *tilde_filename;
 686
 687         if (!download_web_file(text, TRUE, NULL))
 688                 {
 689                 tilde_filename = expand_tilde(text);
 690                 filename = set_pwd(tilde_filename);
 691
 692                 if (isfile(filename))
 693                         {
 694                         if (file_extension_match(filename, GQ_COLLECTION_EXT))
 695                                 {
 696                                 collection_window_new(filename);
 697                                 }
 698                         else
 699                                 {
 700                                 layout_set_path(lw_id, filename);
 701                                 }
 702                         }
 703                 else if (isdir(filename))
 704                         {
 705                         layout_set_path(lw_id, filename);
 706                         }
 707                 else
 708                         {
 709                         log_printf("remote sent filename that does not exist:\"%s\"\n", filename);
 710                         layout_set_path(lw_id, homedir());
 711                         }
 712
 713                 g_free(filename);
 714                 g_free(tilde_filename);
 715                 }
 716 }
 717
 718 static void gr_file_load(const gchar *text, GIOChannel *channel, gpointer data)
 719 {
 720         gr_file_load_no_raise(text, channel, data);
 721
 722         gr_raise(text, channel, data);
 723 }
 724
 725 static void gr_pixel_info(const gchar *text, GIOChannel *channel, gpointer data)
 726 {
 727         gchar *pixel_info;
 728         gint x_pixel, y_pixel;
 729         gint width, height;
 730         gint r_mouse, g_mouse, b_mouse;
 731         PixbufRenderer *pr;
 732
 733         if (!layout_valid(&lw_id)) return;
 734
 735         pr = (PixbufRenderer*)lw_id->image->pr;
 736
 737         if (pr)
 738                 {
 739                 pixbuf_renderer_get_image_size(pr, &width, &height);
 740                 if (width < 1 || height < 1) return;
 741
 742                 pixbuf_renderer_get_mouse_position(pr, &x_pixel, &y_pixel);
 743
 744                 if (x_pixel >= 0 && y_pixel >= 0)
 745                         {
 746                         pixbuf_renderer_get_pixel_colors(pr, x_pixel, y_pixel,
 747                                                          &r_mouse, &g_mouse, &b_mouse);
 748
 749                         pixel_info = g_strdup_printf(_("[%d,%d]: RGB(%3d,%3d,%3d)"),
 750                                                  x_pixel, y_pixel,
 751                                                  r_mouse, g_mouse, b_mouse);
 752
 753                         g_io_channel_write_chars(channel, pixel_info, -1, NULL, NULL);
 754                         g_io_channel_write_chars(channel, "<gq_end_of_command>", -1, NULL, NULL);
 755
 756                         g_free(pixel_info);
 757                         }
 758                 else
 759                         {
 760                         return;
 761                         }
 762                 }
 763         else
 764                 {
 765                 return;
 766                 }
 767 }
 768
 769 static void gr_rectangle(const gchar *text, GIOChannel *channel, gpointer data)
 770 {
 771         gchar *rectangle_info;
 772         PixbufRenderer *pr;
 773         gint x1, y1, x2, y2;
 774
 775         if (!options->draw_rectangle) return;
 776         if (!layout_valid(&lw_id)) return;
 777
 778         pr = (PixbufRenderer*)lw_id->image->pr;
 779
 780         if (pr)
 781                 {
 782                 image_get_rectangle(&x1, &y1, &x2, &y2);
 783                 rectangle_info = g_strdup_printf(_("%dx%d+%d+%d"),
 784                                         (x2 > x1) ? x2 - x1 : x1 - x2,
 785                                         (y2 > y1) ? y2 - y1 : y1 - y2,
 786                                         (x2 > x1) ? x1 : x2,
 787                                         (y2 > y1) ? y1 : y2);
 788
 789                 g_io_channel_write_chars(channel, rectangle_info, -1, NULL, NULL);
 790                 g_io_channel_write_chars(channel, "<gq_end_of_command>", -1, NULL, NULL);
 791
 792                 g_free(rectangle_info);
 793                 }
 794 }
 795
 796 static void gr_render_intent(const gchar *text, GIOChannel *channel, gpointer data)
 797 {
 798         gchar *render_intent;
 799
 800         switch (options->color_profile.render_intent)
 801                 {
 802                 case 0:
 803                         render_intent = g_strdup("Perceptual");
 804                         break;
 805                 case 1:
 806                         render_intent = g_strdup("Relative Colorimetric");
 807                         break;
 808                 case 2:
 809                         render_intent = g_strdup("Saturation");
 810                         break;
 811                 case 3:
 812                         render_intent = g_strdup("Absolute Colorimetric");
 813                         break;
 814                 default:
 815                         render_intent = g_strdup("none");
 816                         break;
 817                 }
 818
 819         g_io_channel_write_chars(channel, render_intent, -1, NULL, NULL);
 820         g_io_channel_write_chars(channel, "<gq_end_of_command>", -1, NULL, NULL);
 821
 822         g_free(render_intent);
 823 }
 824
 825 static void get_filelist(const gchar *text, GIOChannel *channel, gboolean recurse)
 826 {
 827         GList *list = NULL;
 828         FileFormatClass class;
 829         FileData *dir_fd;
 830         FileData *fd;
 831         GString *out_string = g_string_new(NULL);
 832         GList *work;
 833         gchar *tilde_filename;
 834
 835         if (strcmp(text, "") == 0)
 836                 {
 837                 if (layout_valid(&lw_id))
 838                         {
 839                         dir_fd = file_data_new_dir(lw_id->dir_fd->path);
 840                         }
 841                 else
 842                         {
 843                         return;
 844                         }
 845                 }
 846         else
 847                 {
 848                 tilde_filename = expand_tilde(text);
 849                 if (isdir(tilde_filename))
 850                         {
 851                         dir_fd = file_data_new_dir(tilde_filename);
 852                         }
 853                 else
 854                         {
 855                         g_free(tilde_filename);
 856                         return;
 857                         }
 858                 g_free(tilde_filename);
 859                 }
 860
 861         if (recurse)
 862                 {
 863                 list = filelist_recursive(dir_fd);
 864                 }
 865         else
 866                 {
 867                 filelist_read(dir_fd, &list, NULL);
 868                 }
 869
 870         work = list;
 871         while (work)
 872                 {
 873                 fd = work->data;
 874                 g_string_append_printf(out_string, "%s", fd->path);
 875                 class = filter_file_get_class(fd->path);
 876
 877                 switch (class)
 878                         {
 879                         case FORMAT_CLASS_IMAGE:
 880                                 out_string = g_string_append(out_string, "    Class: Image");
 881                                 break;
 882                         case FORMAT_CLASS_RAWIMAGE:
 883                                 out_string = g_string_append(out_string, "    Class: RAW image");
 884                                 break;
 885                         case FORMAT_CLASS_META:
 886                                 out_string = g_string_append(out_string, "    Class: Metadata");
 887                                 break;
 888                         case FORMAT_CLASS_VIDEO:
 889                                 out_string = g_string_append(out_string, "    Class: Video");
 890                                 break;
 891                         case FORMAT_CLASS_COLLECTION:
 892                                 out_string = g_string_append(out_string, "    Class: Collection");
 893                                 break;
 894                         case FORMAT_CLASS_DOCUMENT:
 895                                 out_string = g_string_append(out_string, "    Class: Document");
 896                                 break;
 897                         case FORMAT_CLASS_UNKNOWN:
 898                                 out_string = g_string_append(out_string, "    Class: Unknown");
 899                                 break;
 900                         default:
 901                                 out_string = g_string_append(out_string, "    Class: Unknown");
 902                                 break;
 903                         }
 904                 out_string = g_string_append(out_string, "\n");
 905                 work = work->next;
 906                 }
 907
 908         g_io_channel_write_chars(channel, out_string->str, -1, NULL, NULL);
 909         g_io_channel_write_chars(channel, "<gq_end_of_command>", -1, NULL, NULL);
 910
 911         g_string_free(out_string, TRUE);
 912         filelist_free(list);
 913         file_data_unref(dir_fd);
 914 }
 915
 916 static void gr_collection(const gchar *text, GIOChannel *channel, gpointer data)
 917 {
 918         GString *contents = g_string_new(NULL);
 919
 920         if (is_collection(text))
 921                 {
 922                 collection_contents(text, &contents);
 923                 }
 924         else
 925                 {
 926                 return;
 927                 }
 928
 929         g_io_channel_write_chars(channel, contents->str, -1, NULL, NULL);
 930         g_io_channel_write_chars(channel, "<gq_end_of_command>", -1, NULL, NULL);
 931
 932         g_string_free(contents, TRUE);
 933 }
 934
 935 static void gr_collection_list(const gchar *text, GIOChannel *channel, gpointer data)
 936 {
 937
 938         GList *collection_list = NULL;
 939         GList *work;
 940         GString *out_string = g_string_new(NULL);
 941
 942         collect_manager_list(&collection_list, NULL, NULL);
 943
 944         work = collection_list;
 945         while (work)
 946                 {
 947                 const gchar *collection_name = work->data;
 948                 out_string = g_string_append(out_string, g_strdup(collection_name));
 949                 out_string = g_string_append(out_string, "\n");
 950
 951                 work = work->next;
 952                 }
 953
 954         g_io_channel_write_chars(channel, out_string->str, -1, NULL, NULL);
 955         g_io_channel_write_chars(channel, "<gq_end_of_command>", -1, NULL, NULL);
 956
 957         string_list_free(collection_list);
 958         g_string_free(out_string, TRUE);
 959 }
 960
 961 static gboolean wait_cb(const gpointer data)
 962 {
 963         gint position = GPOINTER_TO_INT(data);
 964         gint x = position >> 16;
 965         gint y = position - (x << 16);
 966
 967         gtk_window_move(GTK_WINDOW(lw_id->window), x, y);
 968
 969         return FALSE;
 970 }
 971
 972 static void gr_geometry(const gchar *text, GIOChannel *channel, gpointer data)
 973 {
 974         gchar **geometry;
 975
 976         if (!layout_valid(&lw_id) || !text)
 977                 {
 978                 return;
 979                 }
 980
 981         if (text[0] == '+')
 982                 {
 983                 geometry = g_strsplit_set(text, "+", 3);
 984                 if (geometry[1] != NULL && geometry[2] != NULL )
 985                         {
 986                         gtk_window_move(GTK_WINDOW(lw_id->window), atoi(geometry[1]), atoi(geometry[2]));
 987                         }
 988                 }
 989         else
 990                 {
 991                 geometry = g_strsplit_set(text, "+x", 4);
 992                 if (geometry[0] != NULL && geometry[1] != NULL)
 993                         {
 994                         gtk_window_resize(GTK_WINDOW(lw_id->window), atoi(geometry[0]), atoi(geometry[1]));
 995                         }
 996                 if (geometry[2] != NULL && geometry[3] != NULL)
 997                         {
 998                         /* There is an occasional problem with a window_move immediately after a window_resize */
 999                         g_idle_add(wait_cb, GINT_TO_POINTER((atoi(geometry[2]) << 16) + atoi(geometry[3])));
1000                         }
1001                 }
1002         g_strfreev(geometry);
1003 }
1004
1005 static void gr_filelist(const gchar *text, GIOChannel *channel, gpointer data)
1006 {
1007         get_filelist(text, channel, FALSE);
1008 }
1009
1010 static void gr_filelist_recurse(const gchar *text, GIOChannel *channel, gpointer data)
1011 {
1012         get_filelist(text, channel, TRUE);
1013 }
1014
1015 static void gr_file_tell(const gchar *text, GIOChannel *channel, gpointer data)
1016 {
1017         gchar *out_string;
1018         gchar *collection_name = NULL;
1019
1020         if (!layout_valid(&lw_id)) return;
1021
1022         if (image_get_path(lw_id->image))
1023                 {
1024                 if (lw_id->image->collection && lw_id->image->collection->name)
1025                         {
1026                         collection_name = remove_extension_from_path(lw_id->image->collection->name);
1027                         out_string = g_strconcat(image_get_path(lw_id->image), "    Collection: ", collection_name, NULL);
1028                         }
1029                 else
1030                         {
1031                         out_string = g_strconcat(image_get_path(lw_id->image), NULL);
1032                         }
1033                 }
1034         else
1035                 {
1036                 out_string = g_strconcat(lw_id->dir_fd->path, G_DIR_SEPARATOR_S, NULL);
1037                 }
1038
1039         g_io_channel_write_chars(channel, out_string, -1, NULL, NULL);
1040         g_io_channel_write_chars(channel, "<gq_end_of_command>", -1, NULL, NULL);
1041
1042         g_free(collection_name);
1043         g_free(out_string);
1044 }
1045
1046 static void gr_file_info(const gchar *text, GIOChannel *channel, gpointer data)
1047 {
1048         gchar *filename;
1049         FileData *fd;
1050         gchar *country_name;
1051         gchar *country_code;
1052         gchar *timezone;
1053         gchar *local_time;
1054         GString *out_string;
1055         FileFormatClass format_class;
1056
1057         if (!layout_valid(&lw_id)) return;
1058
1059         if (image_get_path(lw_id->image))
1060                 {
1061                 filename = g_strdup(image_get_path(lw_id->image));
1062                 fd = file_data_new_group(filename);
1063                 out_string = g_string_new(NULL);
1064
1065                 format_class = filter_file_get_class(image_get_path(lw_id->image));
1066                 if (format_class)
1067                         {
1068                         g_string_append_printf(out_string, _("Class: %s\n"), format_class_list[format_class]);
1069                         }
1070
1071                 if (fd->page_total > 1)
1072                         {
1073                         g_string_append_printf(out_string, _("Page no: %d/%d\n"), fd->page_num + 1, fd->page_total);
1074                         }
1075
1076                 if (fd->exif)
1077                         {
1078                         country_name = exif_get_data_as_text(fd->exif, "formatted.countryname");
1079                         if (country_name)
1080                                 {
1081                                 g_string_append_printf(out_string, _("Country name: %s\n"), country_name);
1082                                 g_free(country_name);
1083                                 }
1084
1085                         country_code = exif_get_data_as_text(fd->exif, "formatted.countrycode");
1086                         if (country_name)
1087                                 {
1088                                 g_string_append_printf(out_string, _("Country code: %s\n"), country_code);
1089                                 g_free(country_code);
1090                                 }
1091
1092                         timezone = exif_get_data_as_text(fd->exif, "formatted.timezone");
1093                         if (timezone)
1094                                 {
1095                                 g_string_append_printf(out_string, _("Timezone: %s\n"), timezone);
1096                                 g_free(timezone);
1097                                 }
1098
1099                         local_time = exif_get_data_as_text(fd->exif, "formatted.localtime");
1100                         if (local_time)
1101                                 {
1102                                 g_string_append_printf(out_string, ("Local time: %s\n"), local_time);
1103                                 g_free(local_time);
1104                                 }
1105                         }
1106
1107                 g_io_channel_write_chars(channel, out_string->str, -1, NULL, NULL);
1108                 g_io_channel_write_chars(channel, "<gq_end_of_command>", -1, NULL, NULL);
1109
1110                 g_string_free(out_string, TRUE);
1111                 file_data_unref(fd);
1112                 g_free(filename);
1113                 }
1114 }
1115
1116 static gchar *config_file_path(const gchar *param)
1117 {
1118         gchar *path = NULL;
1119         gchar *full_name = NULL;
1120
1121         if (file_extension_match(param, ".xml"))
1122                 {
1123                 path = g_build_filename(get_window_layouts_dir(), param, NULL);
1124                 }
1125         else if (file_extension_match(param, NULL))
1126                 {
1127                 full_name = g_strconcat(param, ".xml", NULL);
1128                 path = g_build_filename(get_window_layouts_dir(), full_name, NULL);
1129                 }
1130
1131         if (!isfile(path))
1132                 {
1133                 g_free(path);
1134                 path = NULL;
1135                 }
1136
1137         g_free(full_name);
1138         return path;
1139 }
1140
1141 static gboolean is_config_file(const gchar *param)
1142 {
1143         gchar *name = NULL;
1144
1145         name = config_file_path(param);
1146         if (name)
1147                 {
1148                 g_free(name);
1149                 return TRUE;
1150                 }
1151         return FALSE;
1152 }
1153
1154 static void gr_config_load(const gchar *text, GIOChannel *channel, gpointer data)
1155 {
1156         gchar *filename = expand_tilde(text);
1157
1158         if (!g_strstr_len(filename, -1, G_DIR_SEPARATOR_S))
1159                 {
1160                 if (is_config_file(filename))
1161                         {
1162                         gchar *tmp = config_file_path(filename);
1163                         g_free(filename);
1164                         filename = tmp;
1165                         }
1166                 }
1167
1168         if (isfile(filename))
1169                 {
1170                 load_config_from_file(filename, FALSE);
1171                 }
1172         else
1173                 {
1174                 log_printf("remote sent filename that does not exist:\"%s\"\n", filename);
1175                 layout_set_path(NULL, homedir());
1176                 }
1177
1178         g_free(filename);
1179 }
1180
1181 static void gr_get_sidecars(const gchar *text, GIOChannel *channel, gpointer data)
1182 {
1183         gchar *filename = expand_tilde(text);
1184         FileData *fd = file_data_new_group(filename);
1185
1186         GList *work;
1187         if (fd->parent) fd = fd->parent;
1188
1189         g_io_channel_write_chars(channel, fd->path, -1, NULL, NULL);
1190         g_io_channel_write_chars(channel, "<gq_end_of_command>", -1, NULL, NULL);
1191
1192         work = fd->sidecar_files;
1193
1194         while (work)
1195                 {
1196                 fd = work->data;
1197                 work = work->next;
1198                 g_io_channel_write_chars(channel, fd->path, -1, NULL, NULL);
1199                 g_io_channel_write_chars(channel, "<gq_end_of_command>", -1, NULL, NULL);
1200                 }
1201         g_free(filename);
1202 }
1203
1204 static void gr_get_destination(const gchar *text, GIOChannel *channel, gpointer data)
1205 {
1206         gchar *filename = expand_tilde(text);
1207         FileData *fd = file_data_new_group(filename);
1208
1209         if (fd->change && fd->change->dest)
1210                 {
1211                 g_io_channel_write_chars(channel, fd->change->dest, -1, NULL, NULL);
1212                 g_io_channel_write_chars(channel, "<gq_end_of_command>", -1, NULL, NULL);
1213                 }
1214         g_free(filename);
1215 }
1216
1217 static void gr_file_view(const gchar *text, GIOChannel *channel, gpointer data)
1218 {
1219         gchar *filename;
1220         gchar *tilde_filename = expand_tilde(text);
1221
1222         filename = set_pwd(tilde_filename);
1223
1224         view_window_new(file_data_new_group(filename));
1225         g_free(filename);
1226         g_free(tilde_filename);
1227 }
1228
1229 static void gr_list_clear(const gchar *text, GIOChannel *channel, gpointer data)
1230 {
1231         RemoteData *remote_data = data;
1232
1233         remote_data->command_collection = NULL;
1234         remote_data->file_list = NULL;
1235         remote_data->single_dir = TRUE;
1236 }
1237
1238 static void gr_list_add(const gchar *text, GIOChannel *channel, gpointer data)
1239 {
1240         RemoteData *remote_data = data;
1241         gboolean new = TRUE;
1242         gchar *path = NULL;
1243         FileData *fd;
1244         FileData *first;
1245
1246         /* If there is a files list on the command line
1247          * check if they are all in the same folder
1248          */
1249         if (remote_data->single_dir)
1250                 {
1251                 GList *work;
1252                 work = remote_data->file_list;
1253                 while (work && remote_data->single_dir)
1254                         {
1255                         gchar *dirname;
1256                         dirname = g_path_get_dirname(((FileData *)work->data)->path);
1257                         if (!path)
1258                                 {
1259                                 path = g_strdup(dirname);
1260                                 }
1261                         else
1262                                 {
1263                                 if (g_strcmp0(path, dirname) != 0)
1264                                         {
1265                                         remote_data->single_dir = FALSE;
1266                                         }
1267                                 }
1268                         g_free(dirname);
1269                         work = work->next;
1270                         }
1271                 g_free(path);
1272                 }
1273
1274         gchar *pathname = g_path_get_dirname(text);
1275         layout_set_path(lw_id, pathname);
1276         g_free(pathname);
1277
1278         fd = file_data_new_simple(text);
1279         remote_data->file_list = g_list_append(remote_data->file_list, fd);
1280         file_data_unref(fd);
1281
1282         vf_select_none(lw_id->vf);
1283         remote_data->file_list = g_list_reverse(remote_data->file_list);
1284
1285         layout_select_list(lw_id, remote_data->file_list);
1286         layout_refresh(lw_id);
1287         first = (FileData *)(g_list_first(vf_selection_get_list(lw_id->vf))->data);
1288         layout_set_fd(lw_id, first);
1289
1290                 CollectionData *cd;
1291                 CollectWindow *cw;
1292
1293         if (!remote_data->command_collection && !remote_data->single_dir)
1294                 {
1295                 cw = collection_window_new(NULL);
1296                 cd = cw->cd;
1297
1298                 collection_path_changed(cd);
1299
1300                 remote_data->command_collection = cd;
1301                 }
1302         else if (!remote_data->single_dir)
1303                 {
1304                 new = (!collection_get_first(remote_data->command_collection));
1305                 }
1306
1307         if (!remote_data->single_dir)
1308                 {
1309                 layout_image_set_collection(lw_id, remote_data->command_collection, collection_get_first(remote_data->command_collection));
1310                 if (collection_add(remote_data->command_collection, file_data_new_group(text), FALSE) && new)
1311                         {
1312                         layout_image_set_collection(lw_id, remote_data->command_collection, collection_get_first(remote_data->command_collection));
1313                         }
1314                 }
1315 }
1316
1317 static void gr_raise(const gchar *text, GIOChannel *channel, gpointer data)
1318 {
1319         if (layout_valid(&lw_id))
1320                 {
1321                 gtk_window_present(GTK_WINDOW(lw_id->window));
1322                 }
1323 }
1324
1325 static void gr_pwd(const gchar *text, GIOChannel *channel, gpointer data)
1326 {
1327         LayoutWindow *lw = NULL;
1328
1329         layout_valid(&lw);
1330
1331         g_free(pwd);
1332         pwd = g_strdup(text);
1333         lw_id = lw;
1334 }
1335
1336 static void gr_print0(const gchar *text, GIOChannel *channel, gpointer data)
1337 {
1338         g_io_channel_write_chars(channel, "print0", -1, NULL, NULL);
1339         g_io_channel_write_chars(channel, "<gq_end_of_command>", -1, NULL, NULL);
1340 }
1341
1342 #ifdef HAVE_LUA
1343 static void gr_lua(const gchar *text, GIOChannel *channel, gpointer data)
1344 {
1345         gchar *result = NULL;
1346         gchar **lua_command;
1347
1348         lua_command = g_strsplit(text, ",", 2);
1349
1350         if (lua_command[0] && lua_command[1])
1351                 {
1352                 FileData *fd = file_data_new_group(lua_command[0]);
1353                 result = g_strdup(lua_callvalue(fd, lua_command[1], NULL));
1354                 if (result)
1355                         {
1356                         g_io_channel_write_chars(channel, result, -1, NULL, NULL);
1357                         }
1358                 else
1359                         {
1360                         g_io_channel_write_chars(channel, N_("lua error: no data"), -1, NULL, NULL);
1361                         }
1362                 }
1363         else
1364                 {
1365                 g_io_channel_write_chars(channel, N_("lua error: no data"), -1, NULL, NULL);
1366                 }
1367
1368         g_io_channel_write_chars(channel, "<gq_end_of_command>", -1, NULL, NULL);
1369
1370         g_strfreev(lua_command);
1371         g_free(result);
1372 }
1373 #endif
1374
1375 typedef struct _RemoteCommandEntry RemoteCommandEntry;
1376 struct _RemoteCommandEntry {
1377         gchar *opt_s;
1378         gchar *opt_l;
1379         void (*func)(const gchar *text, GIOChannel *channel, gpointer data);
1380         gboolean needs_extra;
1381         gboolean prefer_command_line;
1382         gchar *parameter;
1383         gchar *description;
1384 };
1385
1386 static RemoteCommandEntry remote_commands[] = {
1387         /* short, long                  callback,               extra, prefer, parameter, description */
1388         { "-n", "--next",               gr_image_next,          FALSE, FALSE, NULL, N_("next image") },
1389         { "-b", "--back",               gr_image_prev,          FALSE, FALSE, NULL, N_("previous image") },
1390         { NULL, "--first",              gr_image_first,         FALSE, FALSE, NULL, N_("first image") },
1391         { NULL, "--last",               gr_image_last,          FALSE, FALSE, NULL, N_("last image") },
1392         { "-f", "--fullscreen",         gr_fullscreen_toggle,   FALSE, TRUE,  NULL, N_("toggle full screen") },
1393         { "-fs","--fullscreen-start",   gr_fullscreen_start,    FALSE, FALSE, NULL, N_("start full screen") },
1394         { "-fS","--fullscreen-stop",    gr_fullscreen_stop,     FALSE, FALSE, NULL, N_("stop full screen") },
1395         { "-s", "--slideshow",          gr_slideshow_toggle,    FALSE, TRUE,  NULL, N_("toggle slide show") },
1396         { "-ss","--slideshow-start",    gr_slideshow_start,     FALSE, FALSE, NULL, N_("start slide show") },
1397         { "-sS","--slideshow-stop",     gr_slideshow_stop,      FALSE, FALSE, NULL, N_("stop slide show") },
1398         { NULL, "--slideshow-recurse:", gr_slideshow_start_rec, TRUE,  FALSE, N_("<FOLDER>"), N_("start recursive slide show in FOLDER") },
1399         { "-d", "--delay=",             gr_slideshow_delay,     TRUE,  FALSE, N_("<[H:][M:][N][.M]>"), N_("set slide show delay to Hrs Mins N.M seconds") },
1400         { "+t", "--tools-show",         gr_tools_show,          FALSE, TRUE,  NULL, N_("show tools") },
1401         { "-t", "--tools-hide",         gr_tools_hide,          FALSE, TRUE,  NULL, N_("hide tools") },
1402         { "-q", "--quit",               gr_quit,                FALSE, FALSE, NULL, N_("quit") },
1403         { NULL, "--config-load:",       gr_config_load,         TRUE,  FALSE, N_("<FILE>|layout ID"), N_("load configuration from FILE") },
1404         { NULL, "--get-sidecars:",      gr_get_sidecars,        TRUE,  FALSE, N_("<FILE>"), N_("get list of sidecars of FILE") },
1405         { NULL, "--get-destination:",   gr_get_destination,     TRUE,  FALSE, N_("<FILE>"), N_("get destination path of FILE") },
1406         { NULL, "file:",                gr_file_load,           TRUE,  FALSE, N_("<FILE>|<URL>"), N_("open FILE or URL, bring Geeqie window to the top") },
1407         { NULL, "--file:",              gr_file_load,           TRUE,  FALSE, N_("<FILE>|<URL>"), N_("open FILE or URL, bring Geeqie window to the top") },
1408         { NULL, "File:",                gr_file_load_no_raise,  TRUE,  FALSE, N_("<FILE>|<URL>"), N_("open FILE or URL, do not bring Geeqie window to the top") },
1409         { NULL, "--File:",              gr_file_load_no_raise,  TRUE,  FALSE, N_("<FILE>|<URL>"), N_("open FILE or URL, do not bring Geeqie window to the top") },
1410         { NULL, "--tell",               gr_file_tell,           FALSE, FALSE, NULL, N_("print filename [and Collection] of current image") },
1411         { NULL, "--pixel-info",         gr_pixel_info,          FALSE, FALSE, NULL, N_("print pixel info of mouse pointer on current image") },
1412         { NULL, "--get-rectangle",      gr_rectangle,           FALSE, FALSE, NULL, N_("get rectangle co-ordinates") },
1413         { NULL, "--get-render-intent",  gr_render_intent,       FALSE, FALSE, NULL, N_("get render intent") },
1414         { NULL, "--get-filelist:",      gr_filelist,            TRUE,  FALSE, N_("[<FOLDER>]"), N_("get list of files and class") },
1415         { NULL, "--get-filelist-recurse:", gr_filelist_recurse, TRUE,  FALSE, N_("[<FOLDER>]"), N_("get list of files and class recursive") },
1416         { NULL, "--get-collection:",    gr_collection,          TRUE,  FALSE, N_("<COLLECTION>"), N_("get collection content") },
1417         { NULL, "--get-collection-list", gr_collection_list,    FALSE, FALSE, NULL, N_("get collection list") },
1418         { NULL, "--get-file-info",      gr_file_info,           FALSE, FALSE, NULL, N_("get file info") },
1419         { NULL, "view:",                gr_file_view,           TRUE,  FALSE, N_("<FILE>"), N_("open FILE in new window") },
1420         { NULL, "--view:",              gr_file_view,           TRUE,  FALSE, N_("<FILE>"), N_("open FILE in new window") },
1421         { NULL, "--list-clear",         gr_list_clear,          FALSE, FALSE, NULL, N_("clear command line collection list") },
1422         { NULL, "--list-add:",          gr_list_add,            TRUE,  FALSE, N_("<FILE>"), N_("add FILE to command line collection list") },
1423         { NULL, "raise",                gr_raise,               FALSE, FALSE, NULL, N_("bring the Geeqie window to the top") },
1424         { NULL, "--raise",              gr_raise,               FALSE, FALSE, NULL, N_("bring the Geeqie window to the top") },
1425         { NULL, "--id:",                gr_lw_id,               TRUE, FALSE, N_("<ID>"), N_("window id for following commands") },
1426         { NULL, "--new-window",         gr_new_window,          FALSE, FALSE, NULL, N_("new window") },
1427         { NULL, "--close-window",       gr_close_window,        FALSE, FALSE, NULL, N_("close window") },
1428         { NULL, "--geometry=",          gr_geometry,            TRUE, FALSE, N_("<GEOMETRY>"), N_("set window geometry") },
1429         { "-ct:", "--cache-thumbs:",    gr_cache_thumb,         TRUE, FALSE, N_("clear|clean"), N_("clear or clean thumbnail cache") },
1430         { "-cs:", "--cache-shared:",    gr_cache_shared,        TRUE, FALSE, N_("clear|clean"), N_("clear or clean shared thumbnail cache") },
1431         { "-cm","--cache-metadata",      gr_cache_metadata,               FALSE, FALSE, NULL, N_("    clean the metadata cache") },
1432         { "-cr:", "--cache-render:",    gr_cache_render,        TRUE, FALSE, N_("<folder>  "), N_(" render thumbnails") },
1433         { "-crr:", "--cache-render-recurse:", gr_cache_render_recurse, TRUE, FALSE, N_("<folder> "), N_("render thumbnails recursively") },
1434         { "-crs:", "--cache-render-shared:", gr_cache_render_standard, TRUE, FALSE, N_("<folder> "), N_(" render thumbnails (see Help)") },
1435         { "-crsr:", "--cache-render-shared-recurse:", gr_cache_render_standard_recurse, TRUE, FALSE, N_("<folder>"), N_(" render thumbnails recursively (see Help)") },
1436 #ifdef HAVE_LUA
1437         { NULL, "--lua:",               gr_lua,                 TRUE, FALSE, N_("<FILE>,<lua script>"), N_("run lua script on FILE") },
1438 #endif
1439         { NULL, "--PWD:",               gr_pwd,                 TRUE, FALSE, N_("<PWD>"), N_("use PWD as working directory for following commands") },
1440         { NULL, "--print0",             gr_print0,              TRUE, FALSE, NULL, N_("terminate returned data with null character instead of newline") },
1441         { NULL, NULL, NULL, FALSE, FALSE, NULL, NULL }
1442 };
1443
1444 static RemoteCommandEntry *remote_command_find(const gchar *text, const gchar **offset)
1445 {
1446         gboolean match = FALSE;
1447         gint i;
1448
1449         i = 0;
1450         while (!match && remote_commands[i].func != NULL)
1451                 {
1452                 if (remote_commands[i].needs_extra)
1453                         {
1454                         if (remote_commands[i].opt_s &&
1455                             strncmp(remote_commands[i].opt_s, text, strlen(remote_commands[i].opt_s)) == 0)
1456                                 {
1457                                 if (offset) *offset = text + strlen(remote_commands[i].opt_s);
1458                                 return &remote_commands[i];
1459                                 }
1460                         else if (remote_commands[i].opt_l &&
1461                                  strncmp(remote_commands[i].opt_l, text, strlen(remote_commands[i].opt_l)) == 0)
1462                                 {
1463                                 if (offset) *offset = text + strlen(remote_commands[i].opt_l);
1464                                 return &remote_commands[i];
1465                                 }
1466                         }
1467                 else
1468                         {
1469                         if ((remote_commands[i].opt_s && strcmp(remote_commands[i].opt_s, text) == 0) ||
1470                             (remote_commands[i].opt_l && strcmp(remote_commands[i].opt_l, text) == 0))
1471                                 {
1472                                 if (offset) *offset = text;
1473                                 return &remote_commands[i];
1474                                 }
1475                         }
1476
1477                 i++;
1478                 }
1479
1480         return NULL;
1481 }
1482
1483 static void remote_cb(RemoteConnection *rc, const gchar *text, GIOChannel *channel, gpointer data)
1484 {
1485         RemoteCommandEntry *entry;
1486         const gchar *offset;
1487
1488         entry = remote_command_find(text, &offset);
1489         if (entry && entry->func)
1490                 {
1491                 entry->func(offset, channel, data);
1492                 }
1493         else
1494                 {
1495                 log_printf("unknown remote command:%s\n", text);
1496                 }
1497 }
1498
1499 void remote_help(void)
1500 {
1501         gint i;
1502         gchar *s_opt_param;
1503         gchar *l_opt_param;
1504
1505         print_term(FALSE, _("Remote command list:\n"));
1506
1507         i = 0;
1508         while (remote_commands[i].func != NULL)
1509                 {
1510                 if (remote_commands[i].description)
1511                         {
1512                         s_opt_param = g_strconcat(remote_commands[i].opt_s, remote_commands[i].parameter, NULL);
1513                         l_opt_param = g_strconcat(remote_commands[i].opt_l, remote_commands[i].parameter, NULL);
1514                         printf_term(FALSE, "  %-11s%-1s %-30s%-s\n",
1515                                     (remote_commands[i].opt_s) ? s_opt_param : "",
1516                                     (remote_commands[i].opt_s && remote_commands[i].opt_l) ? "," : " ",
1517                                     (remote_commands[i].opt_l) ? l_opt_param : "",
1518                                     _(remote_commands[i].description));
1519                         g_free(s_opt_param);
1520                         g_free(l_opt_param);
1521                         }
1522                 i++;
1523                 }
1524         printf_term(FALSE, N_("\n  All other command line parameters are used as plain files if they exists.\n"));
1525 }
1526
1527 GList *remote_build_list(GList *list, gint argc, gchar *argv[], GList **errors)
1528 {
1529         gint i;
1530
1531         i = 1;
1532         while (i < argc)
1533                 {
1534                 RemoteCommandEntry *entry;
1535
1536                 entry = remote_command_find(argv[i], NULL);
1537                 if (entry)
1538                         {
1539                         list = g_list_append(list, argv[i]);
1540                         }
1541                 else if (errors && !isname(argv[i]))
1542                         {
1543                         *errors = g_list_append(*errors, argv[i]);
1544                         }
1545                 i++;
1546                 }
1547
1548         return list;
1549 }
1550
1551 /**
1552  * @param arg_exec Binary (argv0)
1553  * @param remote_list Evaluated and recognized remote commands
1554  * @param path The current path
1555  * @param cmd_list List of all non collections in Path (gchar *path)
1556  * @param collection_list List of all collections in argv
1557  */
1558 void remote_control(const gchar *arg_exec, GList *remote_list, const gchar *path,
1559                     GList *cmd_list, GList *collection_list)
1560 {
1561         RemoteConnection *rc;
1562         gboolean started = FALSE;
1563         gchar *buf;
1564
1565         buf = g_build_filename(get_rc_dir(), ".command", NULL);
1566         rc = remote_client_open(buf);
1567         if (!rc)
1568                 {
1569                 GString *command;
1570                 GList *work;
1571                 gint retry_count = 12;
1572                 gboolean blank = FALSE;
1573
1574                 printf_term(FALSE, _("Remote %s not running, starting..."), GQ_APPNAME);
1575
1576                 command = g_string_new(arg_exec);
1577
1578                 work = remote_list;
1579                 while (work)
1580                         {
1581                         gchar *text;
1582                         RemoteCommandEntry *entry;
1583
1584                         text = work->data;
1585                         work = work->next;
1586
1587                         entry = remote_command_find(text, NULL);
1588                         if (entry)
1589                                 {
1590                                 /* If Geeqie is not running, stop the --new-window command opening a second window */
1591                                 if (g_strcmp0(text, "--new-window") == 0)
1592                                         {
1593                                         remote_list = g_list_remove(remote_list, text);
1594                                         }
1595                                 if (entry->prefer_command_line)
1596                                         {
1597                                         remote_list = g_list_remove(remote_list, text);
1598                                         g_string_append(command, " ");
1599                                         g_string_append(command, text);
1600                                         }
1601                                 if (entry->opt_l && strcmp(entry->opt_l, "file:") == 0)
1602                                         {
1603                                         blank = TRUE;
1604                                         }
1605                                 }
1606                         }
1607
1608                 if (blank || cmd_list || path) g_string_append(command, " --blank");
1609                 if (get_debug_level()) g_string_append(command, " --debug");
1610
1611                 g_string_append(command, " &");
1612                 runcmd(command->str);
1613                 g_string_free(command, TRUE);
1614
1615                 while (!rc && retry_count > 0)
1616                         {
1617                         usleep((retry_count > 10) ? 500000 : 1000000);
1618                         rc = remote_client_open(buf);
1619                         if (!rc) print_term(FALSE, ".");
1620                         retry_count--;
1621                         }
1622
1623                 print_term(FALSE, "\n");
1624
1625                 started = TRUE;
1626                 }
1627         g_free(buf);
1628
1629         if (rc)
1630                 {
1631                 GList *work;
1632                 const gchar *prefix;
1633                 gboolean use_path = TRUE;
1634                 gboolean sent = FALSE;
1635
1636                 work = remote_list;
1637                 while (work)
1638                         {
1639                         gchar *text;
1640                         RemoteCommandEntry *entry;
1641
1642                         text = work->data;
1643                         work = work->next;
1644
1645                         entry = remote_command_find(text, NULL);
1646                         if (entry &&
1647                             entry->opt_l &&
1648                             strcmp(entry->opt_l, "file:") == 0) use_path = FALSE;
1649
1650                         remote_client_send(rc, text);
1651
1652                         sent = TRUE;
1653                         }
1654
1655                 if (cmd_list && cmd_list->next)
1656                         {
1657                         prefix = "--list-add:";
1658                         remote_client_send(rc, "--list-clear");
1659                         }
1660                 else
1661                         {
1662                         prefix = "file:";
1663                         }
1664
1665                 work = cmd_list;
1666                 while (work)
1667                         {
1668                         gchar *text;
1669
1670                         text = g_strconcat(prefix, work->data, NULL);
1671                         remote_client_send(rc, text);
1672                         g_free(text);
1673                         work = work->next;
1674
1675                         sent = TRUE;
1676                         }
1677
1678                 if (path && !cmd_list && use_path)
1679                         {
1680                         gchar *text;
1681
1682                         text = g_strdup_printf("file:%s", path);
1683                         remote_client_send(rc, text);
1684                         g_free(text);
1685
1686                         sent = TRUE;
1687                         }
1688
1689                 work = collection_list;
1690                 while (work)
1691                         {
1692                         const gchar *name;
1693                         gchar *text;
1694
1695                         name = work->data;
1696                         work = work->next;
1697
1698                         text = g_strdup_printf("file:%s", name);
1699                         remote_client_send(rc, text);
1700                         g_free(text);
1701
1702                         sent = TRUE;
1703                         }
1704
1705                 if (!started && !sent)
1706                         {
1707                         remote_client_send(rc, "raise");
1708                         }
1709                 }
1710         else
1711                 {
1712                 print_term(TRUE, _("Remote not available\n"));
1713                 }
1714
1715         _exit(0);
1716 }
1717
1718 RemoteConnection *remote_server_init(gchar *path, CollectionData *command_collection)
1719 {
1720         RemoteConnection *remote_connection = remote_server_open(path);
1721         RemoteData *remote_data = g_new(RemoteData, 1);
1722
1723         remote_data->command_collection = command_collection;
1724
1725         remote_server_subscribe(remote_connection, remote_cb, remote_data);
1726         return remote_connection;
1727 }
1728 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */