示例#1
0
int dt_init(int argc, char *argv[], const gboolean init_gui, const gboolean load_data, lua_State *L)
{
  double start_wtime = dt_get_wtime();

#ifndef __WIN32__
  if(getuid() == 0 || geteuid() == 0)
    printf(
        "WARNING: either your user id or the effective user id are 0. are you running darktable as root?\n");
#endif

#if defined(__SSE__)
  // make everything go a lot faster.
  _MM_SET_FLUSH_ZERO_MODE(_MM_FLUSH_ZERO_ON);
#endif

  dt_set_signal_handlers();

#include "is_supported_platform.h"

  int sse2_supported = 0;

#ifdef HAVE_BUILTIN_CPU_SUPPORTS
  // NOTE: _may_i_use_cpu_feature() looks better, but only avaliable in ICC
  __builtin_cpu_init();
  sse2_supported = __builtin_cpu_supports("sse2");
#else
  sse2_supported = dt_detect_cpu_features() & CPU_FLAG_SSE2;
#endif
  if(!sse2_supported)
  {
    fprintf(stderr, "[dt_init] SSE2 instruction set is unavailable.\n");
    fprintf(stderr, "[dt_init] expect a LOT of functionality to be broken. you have been warned.\n");
  }

#ifdef M_MMAP_THRESHOLD
  mallopt(M_MMAP_THRESHOLD, 128 * 1024); /* use mmap() for large allocations */
#endif

  // make sure that stack/frame limits are good (musl)
  dt_set_rlimits();

  // we have to have our share dir in XDG_DATA_DIRS,
  // otherwise GTK+ won't find our logo for the about screen (and maybe other things)
  {
    const gchar *xdg_data_dirs = g_getenv("XDG_DATA_DIRS");
    gchar *new_xdg_data_dirs = NULL;
    gboolean set_env = TRUE;
    if(xdg_data_dirs != NULL && *xdg_data_dirs != '\0')
    {
      // check if DARKTABLE_SHAREDIR is already in there
      gboolean found = FALSE;
      gchar **tokens = g_strsplit(xdg_data_dirs, G_SEARCHPATH_SEPARATOR_S, 0);
      // xdg_data_dirs is neither NULL nor empty => tokens != NULL
      for(char **iter = tokens; *iter != NULL; iter++)
        if(!strcmp(DARKTABLE_SHAREDIR, *iter))
        {
          found = TRUE;
          break;
        }
      g_strfreev(tokens);
      if(found)
        set_env = FALSE;
      else
        new_xdg_data_dirs = g_strjoin(G_SEARCHPATH_SEPARATOR_S, DARKTABLE_SHAREDIR, xdg_data_dirs, NULL);
    }
    else
    {
#ifndef _WIN32
      // see http://standards.freedesktop.org/basedir-spec/latest/ar01s03.html for a reason to use those as a
      // default
      if(!g_strcmp0(DARKTABLE_SHAREDIR, "/usr/local/share")
         || !g_strcmp0(DARKTABLE_SHAREDIR, "/usr/local/share/")
         || !g_strcmp0(DARKTABLE_SHAREDIR, "/usr/share") || !g_strcmp0(DARKTABLE_SHAREDIR, "/usr/share/"))
        new_xdg_data_dirs = g_strdup("/usr/local/share/" G_SEARCHPATH_SEPARATOR_S "/usr/share/");
      else
        new_xdg_data_dirs = g_strdup_printf("%s" G_SEARCHPATH_SEPARATOR_S "/usr/local/share/" G_SEARCHPATH_SEPARATOR_S
                                            "/usr/share/", DARKTABLE_SHAREDIR);
#else
      set_env = FALSE;
#endif
    }

    if(set_env) g_setenv("XDG_DATA_DIRS", new_xdg_data_dirs, 1);
    g_free(new_xdg_data_dirs);
  }

  setlocale(LC_ALL, "");
  bindtextdomain(GETTEXT_PACKAGE, DARKTABLE_LOCALEDIR);
  bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");
  textdomain(GETTEXT_PACKAGE);

  // init all pointers to 0:
  memset(&darktable, 0, sizeof(darktable_t));

  darktable.start_wtime = start_wtime;

  darktable.progname = argv[0];

  // FIXME: move there into dt_database_t
  dt_pthread_mutex_init(&(darktable.db_insert), NULL);
  dt_pthread_mutex_init(&(darktable.plugin_threadsafe), NULL);
  dt_pthread_mutex_init(&(darktable.capabilities_threadsafe), NULL);
  darktable.control = (dt_control_t *)calloc(1, sizeof(dt_control_t));

  // database
  char *dbfilename_from_command = NULL;
  char *noiseprofiles_from_command = NULL;
  char *datadir_from_command = NULL;
  char *moduledir_from_command = NULL;
  char *tmpdir_from_command = NULL;
  char *configdir_from_command = NULL;
  char *cachedir_from_command = NULL;

#ifdef HAVE_OPENCL
  gboolean exclude_opencl = FALSE;
  gboolean print_statistics = strcmp(argv[0], "darktable-cltest");
#endif

#ifdef USE_LUA
  char *lua_command = NULL;
#endif

  darktable.num_openmp_threads = 1;
#ifdef _OPENMP
  darktable.num_openmp_threads = omp_get_num_procs();
#endif
  darktable.unmuted = 0;
  GSList *config_override = NULL;
  for(int k = 1; k < argc; k++)
  {
    if(argv[k][0] == '-')
    {
      if(!strcmp(argv[k], "--help"))
      {
        return usage(argv[0]);
      }
      if(!strcmp(argv[k], "-h"))
      {
        return usage(argv[0]);
      }
      else if(!strcmp(argv[k], "--version"))
      {
#ifdef USE_LUA
        const char *lua_api_version = strcmp(LUA_API_VERSION_SUFFIX, "") ?
                                      STR(LUA_API_VERSION_MAJOR) "."
                                      STR(LUA_API_VERSION_MINOR) "."
                                      STR(LUA_API_VERSION_PATCH) "-"
                                      LUA_API_VERSION_SUFFIX :
                                      STR(LUA_API_VERSION_MAJOR) "."
                                      STR(LUA_API_VERSION_MINOR) "."
                                      STR(LUA_API_VERSION_PATCH);
#endif
        printf("this is %s\ncopyright (c) 2009-%s johannes hanika\n" PACKAGE_BUGREPORT "\n\ncompile options:\n"
               "  bit depth is %s\n"
#ifdef _DEBUG
               "  debug build\n"
#else
               "  normal build\n"
#endif
#if defined(__SSE2__) && defined(__SSE__)
               "  SSE2 optimized codepath enabled\n"
#else
               "  SSE2 optimized codepath disabled\n"
#endif
#ifdef _OPENMP
               "  OpenMP support enabled\n"
#else
               "  OpenMP support disabled\n"
#endif

#ifdef HAVE_OPENCL
               "  OpenCL support enabled\n"
#else
               "  OpenCL support disabled\n"
#endif

#ifdef USE_LUA
               "  Lua support enabled, API version %s\n"
#else
               "  Lua support disabled\n"
#endif

#ifdef USE_COLORDGTK
               "  Colord support enabled\n"
#else
               "  Colord support disabled\n"
#endif

#ifdef HAVE_GPHOTO2
               "  gPhoto2 support enabled\n"
#else
               "  gPhoto2 support disabled\n"
#endif

#ifdef HAVE_GRAPHICSMAGICK
               "  GraphicsMagick support enabled\n"
#else
               "  GraphicsMagick support disabled\n"
#endif

#ifdef HAVE_OPENEXR
               "  OpenEXR support enabled\n"
#else
               "  OpenEXR support disabled\n"
#endif
               ,
               darktable_package_string,
               darktable_last_commit_year,
               (sizeof(void *) == 8 ? "64 bit" : sizeof(void *) == 4 ? "32 bit" : "unknown")
#if USE_LUA
                   ,
               lua_api_version
#endif
               );
        return 1;
      }
      else if(!strcmp(argv[k], "--library") && argc > k + 1)
      {
        dbfilename_from_command = argv[++k];
        argv[k-1] = NULL;
        argv[k] = NULL;
      }
      else if(!strcmp(argv[k], "--datadir") && argc > k + 1)
      {
        datadir_from_command = argv[++k];
        argv[k-1] = NULL;
        argv[k] = NULL;
      }
      else if(!strcmp(argv[k], "--moduledir") && argc > k + 1)
      {
        moduledir_from_command = argv[++k];
        argv[k-1] = NULL;
        argv[k] = NULL;
      }
      else if(!strcmp(argv[k], "--tmpdir") && argc > k + 1)
      {
        tmpdir_from_command = argv[++k];
        argv[k-1] = NULL;
        argv[k] = NULL;
      }
      else if(!strcmp(argv[k], "--configdir") && argc > k + 1)
      {
        configdir_from_command = argv[++k];
        argv[k-1] = NULL;
        argv[k] = NULL;
      }
      else if(!strcmp(argv[k], "--cachedir") && argc > k + 1)
      {
        cachedir_from_command = argv[++k];
        argv[k-1] = NULL;
        argv[k] = NULL;
      }
      else if(!strcmp(argv[k], "--localedir") && argc > k + 1)
      {
        bindtextdomain(GETTEXT_PACKAGE, argv[++k]);
        argv[k-1] = NULL;
        argv[k] = NULL;
      }
      else if(argv[k][1] == 'd' && argc > k + 1)
      {
        if(!strcmp(argv[k + 1], "all"))
          darktable.unmuted = 0xffffffff; // enable all debug information
        else if(!strcmp(argv[k + 1], "cache"))
          darktable.unmuted |= DT_DEBUG_CACHE; // enable debugging for lib/film/cache module
        else if(!strcmp(argv[k + 1], "control"))
          darktable.unmuted |= DT_DEBUG_CONTROL; // enable debugging for scheduler module
        else if(!strcmp(argv[k + 1], "dev"))
          darktable.unmuted |= DT_DEBUG_DEV; // develop module
        else if(!strcmp(argv[k + 1], "input"))
          darktable.unmuted |= DT_DEBUG_INPUT; // input devices
        else if(!strcmp(argv[k + 1], "camctl"))
          darktable.unmuted |= DT_DEBUG_CAMCTL; // camera control module
        else if(!strcmp(argv[k + 1], "perf"))
          darktable.unmuted |= DT_DEBUG_PERF; // performance measurements
        else if(!strcmp(argv[k + 1], "pwstorage"))
          darktable.unmuted |= DT_DEBUG_PWSTORAGE; // pwstorage module
        else if(!strcmp(argv[k + 1], "opencl"))
          darktable.unmuted |= DT_DEBUG_OPENCL; // gpu accel via opencl
        else if(!strcmp(argv[k + 1], "sql"))
          darktable.unmuted |= DT_DEBUG_SQL; // SQLite3 queries
        else if(!strcmp(argv[k + 1], "memory"))
          darktable.unmuted |= DT_DEBUG_MEMORY; // some stats on mem usage now and then.
        else if(!strcmp(argv[k + 1], "lighttable"))
          darktable.unmuted |= DT_DEBUG_LIGHTTABLE; // lighttable related stuff.
        else if(!strcmp(argv[k + 1], "nan"))
          darktable.unmuted |= DT_DEBUG_NAN; // check for NANs when processing the pipe.
        else if(!strcmp(argv[k + 1], "masks"))
          darktable.unmuted |= DT_DEBUG_MASKS; // masks related stuff.
        else if(!strcmp(argv[k + 1], "lua"))
          darktable.unmuted |= DT_DEBUG_LUA; // lua errors are reported on console
        else if(!strcmp(argv[k + 1], "print"))
          darktable.unmuted |= DT_DEBUG_PRINT; // print errors are reported on console
        else if(!strcmp(argv[k + 1], "camsupport"))
          darktable.unmuted |= DT_DEBUG_CAMERA_SUPPORT; // camera support warnings are reported on console
        else
          return usage(argv[0]);
        k++;
        argv[k-1] = NULL;
        argv[k] = NULL;
      }
      else if(argv[k][1] == 't' && argc > k + 1)
      {
        darktable.num_openmp_threads = CLAMP(atol(argv[k + 1]), 1, 100);
        printf("[dt_init] using %d threads for openmp parallel sections\n", darktable.num_openmp_threads);
        k++;
        argv[k-1] = NULL;
        argv[k] = NULL;
      }
      else if(!strcmp(argv[k], "--conf") && argc > k + 1)
      {
        gchar *keyval = g_strdup(argv[++k]), *c = keyval;
        argv[k-1] = NULL;
        argv[k] = NULL;
        gchar *end = keyval + strlen(keyval);
        while(*c != '=' && c < end) c++;
        if(*c == '=' && *(c + 1) != '\0')
        {
          *c++ = '\0';
          dt_conf_string_entry_t *entry = (dt_conf_string_entry_t *)g_malloc(sizeof(dt_conf_string_entry_t));
          entry->key = g_strdup(keyval);
          entry->value = g_strdup(c);
          config_override = g_slist_append(config_override, entry);
        }
        g_free(keyval);
      }
      else if(!strcmp(argv[k], "--noiseprofiles") && argc > k + 1)
      {
        noiseprofiles_from_command = argv[++k];
        argv[k-1] = NULL;
        argv[k] = NULL;
      }
      else if(!strcmp(argv[k], "--luacmd") && argc > k + 1)
      {
#ifdef USE_LUA
        lua_command = argv[++k];
#else
        ++k;
#endif
        argv[k-1] = NULL;
        argv[k] = NULL;
      }
      else if(!strcmp(argv[k], "--disable-opencl"))
      {
#ifdef HAVE_OPENCL
        exclude_opencl = TRUE;
#endif
        argv[k] = NULL;
      }
      else if(!strcmp(argv[k], "--"))
      {
        // "--" confuses the argument parser of glib/gtk. remove it.
        argv[k] = NULL;
        break;
      }
      else
        return usage(argv[0]); // fail on unrecognized options
    }
  }

  // remove the NULLs to not confuse gtk_init() later.
  for(int i = 1; i < argc; i++)
  {
    int k;
    for(k = i; k < argc; k++)
      if(argv[k] != NULL) break;

    if(k > i)
    {
      k -= i;
      for(int j = i + k; j < argc; j++)
      {
        argv[j-k] = argv[j];
        argv[j] = NULL;
      }
      argc -= k;
    }
  }

  if(darktable.unmuted & DT_DEBUG_MEMORY)
  {
    fprintf(stderr, "[memory] at startup\n");
    dt_print_mem_usage();
  }

  if(init_gui)
  {
    // I doubt that connecting to dbus for darktable-cli makes sense
    darktable.dbus = dt_dbus_init();

    // make sure that we have no stale global progress bar visible. thus it's run as early is possible
    dt_control_progress_init(darktable.control);
  }

#ifdef _OPENMP
  omp_set_num_threads(darktable.num_openmp_threads);
#endif
  dt_loc_init_datadir(datadir_from_command);
  dt_loc_init_plugindir(moduledir_from_command);
  if(dt_loc_init_tmp_dir(tmpdir_from_command))
  {
    fprintf(stderr, "error: invalid temporary directory: %s\n", darktable.tmpdir);
    return usage(argv[0]);
  }
  dt_loc_init_user_config_dir(configdir_from_command);
  dt_loc_init_user_cache_dir(cachedir_from_command);

#ifdef USE_LUA
  dt_lua_init_early(L);
#endif

  // thread-safe init:
  dt_exif_init();
  char datadir[PATH_MAX] = { 0 };
  dt_loc_get_user_config_dir(datadir, sizeof(datadir));
  char darktablerc[PATH_MAX] = { 0 };
  snprintf(darktablerc, sizeof(darktablerc), "%s/darktablerc", datadir);

  // initialize the config backend. this needs to be done first...
  darktable.conf = (dt_conf_t *)calloc(1, sizeof(dt_conf_t));
  dt_conf_init(darktable.conf, darktablerc, config_override);
  g_slist_free_full(config_override, g_free);

  // set the interface language
  const gchar *lang = dt_conf_get_string("ui_last/gui_language");
#if defined(_WIN32)
  // get the default locale if no language preference was specified in the config file
  if(lang == NULL || lang[0] == '\0')
  {
    const wchar_t *wcLocaleName = NULL;
    wcLocaleName = dtwin_get_locale();
    if(wcLocaleName != NULL)
    {
      gchar *langLocale;
      langLocale = g_utf16_to_utf8(wcLocaleName, -1, NULL, NULL, NULL);
      if(langLocale != NULL)
      {
        g_free((gchar *)lang);
        lang = g_strdup(langLocale);
      }
    }
  }
#endif // defined (_WIN32)

  if(lang != NULL && lang[0] != '\0')
  {
    g_setenv("LANGUAGE", lang, 1);
    if(setlocale(LC_ALL, lang) != NULL) gtk_disable_setlocale();
    setlocale(LC_MESSAGES, lang);
    g_setenv("LANG", lang, 1);
  }
  g_free((gchar *)lang);

  // we need this REALLY early so that error messages can be shown, however after gtk_disable_setlocale
  if(init_gui)
  {
#ifdef GDK_WINDOWING_WAYLAND
    // There are currently bad interactions with Wayland (drop-downs
    // are very narrow, scroll events lost). Until this is fixed, give
    // priority to the XWayland backend for Wayland users.
    gdk_set_allowed_backends("x11,*");
#endif
    gtk_init(&argc, &argv);
  }

  // detect cpu features and decide which codepaths to enable
  dt_codepaths_init();

  // get the list of color profiles
  darktable.color_profiles = dt_colorspaces_init();

  // initialize the database
  darktable.db = dt_database_init(dbfilename_from_command, load_data);
  if(darktable.db == NULL)
  {
    printf("ERROR : cannot open database\n");
    return 1;
  }
  else if(!dt_database_get_lock_acquired(darktable.db))
  {
    gboolean image_loaded_elsewhere = FALSE;
#ifndef MAC_INTEGRATION
    // send the images to the other instance via dbus
    fprintf(stderr, "trying to open the images in the running instance\n");

    GDBusConnection *connection = NULL;
    for(int i = 1; i < argc; i++)
    {
      // make the filename absolute ...
      if(argv[i] == NULL || *argv[i] == '\0') continue;
      gchar *filename = dt_util_normalize_path(argv[i]);
      if(filename == NULL) continue;
      if(!connection) connection = g_bus_get_sync(G_BUS_TYPE_SESSION, NULL, NULL);
      // ... and send it to the running instance of darktable
      image_loaded_elsewhere = g_dbus_connection_call_sync(connection, "org.darktable.service", "/darktable",
                                                           "org.darktable.service.Remote", "Open",
                                                           g_variant_new("(s)", filename), NULL,
                                                           G_DBUS_CALL_FLAGS_NONE, -1, NULL, NULL) != NULL;
      g_free(filename);
    }
    if(connection) g_object_unref(connection);
#endif

    if(!image_loaded_elsewhere) dt_database_show_error(darktable.db);

    return 1;
  }

  // Initialize the signal system
  darktable.signals = dt_control_signal_init();

  // Make sure that the database and xmp files are in sync
  // We need conf and db to be up and running for that which is the case here.
  // FIXME: is this also useful in non-gui mode?
  GList *changed_xmp_files = NULL;
  if(init_gui && dt_conf_get_bool("run_crawler_on_start"))
  {
    changed_xmp_files = dt_control_crawler_run();
  }

  if(init_gui)
  {
    dt_control_init(darktable.control);
  }
  else
  {
    if(dbfilename_from_command && !strcmp(dbfilename_from_command, ":memory:"))
      dt_gui_presets_init(); // init preset db schema.
    darktable.control->running = 0;
    darktable.control->accelerators = NULL;
    dt_pthread_mutex_init(&darktable.control->run_mutex, NULL);
  }

  // initialize collection query
  darktable.collection = dt_collection_new(NULL);

  /* initialize selection */
  darktable.selection = dt_selection_new();

  /* capabilities set to NULL */
  darktable.capabilities = NULL;

  // Initialize the password storage engine
  darktable.pwstorage = dt_pwstorage_new();

  darktable.guides = dt_guides_init();

#ifdef HAVE_GRAPHICSMAGICK
  /* GraphicsMagick init */
  InitializeMagick(darktable.progname);

  // *SIGH*
  dt_set_signal_handlers();
#endif

  darktable.opencl = (dt_opencl_t *)calloc(1, sizeof(dt_opencl_t));
#ifdef HAVE_OPENCL
  dt_opencl_init(darktable.opencl, exclude_opencl, print_statistics);
#endif

  darktable.points = (dt_points_t *)calloc(1, sizeof(dt_points_t));
  dt_points_init(darktable.points, dt_get_num_threads());

  darktable.noiseprofile_parser = dt_noiseprofile_init(noiseprofiles_from_command);

  // must come before mipmap_cache, because that one will need to access
  // image dimensions stored in here:
  darktable.image_cache = (dt_image_cache_t *)calloc(1, sizeof(dt_image_cache_t));
  dt_image_cache_init(darktable.image_cache);

  darktable.mipmap_cache = (dt_mipmap_cache_t *)calloc(1, sizeof(dt_mipmap_cache_t));
  dt_mipmap_cache_init(darktable.mipmap_cache);

  // The GUI must be initialized before the views, because the init()
  // functions of the views depend on darktable.control->accels_* to register
  // their keyboard accelerators

  if(init_gui)
  {
    darktable.gui = (dt_gui_gtk_t *)calloc(1, sizeof(dt_gui_gtk_t));
    if(dt_gui_gtk_init(darktable.gui)) return 1;
    dt_bauhaus_init();
  }
  else
    darktable.gui = NULL;

  darktable.view_manager = (dt_view_manager_t *)calloc(1, sizeof(dt_view_manager_t));
  dt_view_manager_init(darktable.view_manager);

  // check whether we were able to load darkroom view. if we failed, we'll crash everywhere later on.
  if(!darktable.develop) return 1;

  darktable.imageio = (dt_imageio_t *)calloc(1, sizeof(dt_imageio_t));
  dt_imageio_init(darktable.imageio);

  // load the darkroom mode plugins once:
  dt_iop_load_modules_so();

  if(init_gui)
  {
#ifdef HAVE_GPHOTO2
    // Initialize the camera control.
    // this is done late so that the gui can react to the signal sent but before switching to lighttable!
    darktable.camctl = dt_camctl_new();
#endif

    darktable.lib = (dt_lib_t *)calloc(1, sizeof(dt_lib_t));
    dt_lib_init(darktable.lib);

    dt_gui_gtk_load_config();

    // init the gui part of views
    dt_view_manager_gui_init(darktable.view_manager);
    // Loading the keybindings
    char keyfile[PATH_MAX] = { 0 };

    // First dump the default keymapping
    snprintf(keyfile, sizeof(keyfile), "%s/keyboardrc_default", datadir);
    gtk_accel_map_save(keyfile);

    // Removing extraneous semi-colons from the default keymap
    strip_semicolons_from_keymap(keyfile);

    // Then load any modified keys if available
    snprintf(keyfile, sizeof(keyfile), "%s/keyboardrc", datadir);
    if(g_file_test(keyfile, G_FILE_TEST_EXISTS))
      gtk_accel_map_load(keyfile);
    else
      gtk_accel_map_save(keyfile); // Save the default keymap if none is present

    // initialize undo struct
    darktable.undo = dt_undo_init();
  }

  if(darktable.unmuted & DT_DEBUG_MEMORY)
  {
    fprintf(stderr, "[memory] after successful startup\n");
    dt_print_mem_usage();
  }

  dt_image_local_copy_synch();

/* init lua last, since it's user made stuff it must be in the real environment */
#ifdef USE_LUA
  dt_lua_init(darktable.lua_state.state, lua_command);
#endif

  if(init_gui)
  {
    const char *mode = "lighttable";
    // april 1st: you have to earn using dt first! or know that you can switch views with keyboard shortcuts
    time_t now;
    time(&now);
    struct tm lt;
    localtime_r(&now, &lt);
    if(lt.tm_mon == 3 && lt.tm_mday == 1) mode = "knight";
    // we have to call dt_ctl_switch_mode_to() here already to not run into a lua deadlock.
    // having another call later is ok
    dt_ctl_switch_mode_to(mode);

#ifndef MAC_INTEGRATION
    // load image(s) specified on cmdline.
    // this has to happen after lua is initialized as image import can run lua code
    // If only one image is listed, attempt to load it in darkroom
    int last_id = 0;
    gboolean only_single_images = TRUE;
    int loaded_images = 0;

    for(int i = 1; i < argc; i++)
    {
      gboolean single_image = FALSE;
      if(argv[i] == NULL || *argv[i] == '\0') continue;
      int new_id = dt_load_from_string(argv[i], FALSE, &single_image);
      if(new_id > 0)
      {
        last_id = new_id;
        loaded_images++;
        if(!single_image) only_single_images = FALSE;
      }
    }

    if(loaded_images == 1 && only_single_images)
    {
      dt_control_set_mouse_over_id(last_id);
      dt_ctl_switch_mode_to("darkroom");
    }
#endif
  }

  // last but not least construct the popup that asks the user about images whose xmp files are newer than the
  // db entry
  if(init_gui && changed_xmp_files)
  {
    dt_control_crawler_show_image_list(changed_xmp_files);
  }

  dt_print(DT_DEBUG_CONTROL, "[init] startup took %f seconds\n", dt_get_wtime() - start_wtime);

  return 0;
}
示例#2
0
dt_l10n_t *dt_l10n_init(gboolean init_list)
{
  dt_l10n_t *result = (dt_l10n_t *)calloc(1, sizeof(dt_l10n_t));
  result->selected = -1;
  result->sys_default = -1;

  char *ui_lang = dt_conf_get_string("ui_last/gui_language");
  const char *old_env = g_getenv("LANGUAGE");

#if defined(_WIN32)
  // get the default locale if no language preference was specified in the config file
  if(!ui_lang || !*ui_lang)
  {
    const wchar_t *wcLocaleName = NULL;
    wcLocaleName = dtwin_get_locale();
    if(wcLocaleName != NULL)
    {
      gchar *langLocale;
      langLocale = g_utf16_to_utf8(wcLocaleName, -1, NULL, NULL, NULL);
      if(langLocale != NULL)
      {
        g_free(ui_lang);
        ui_lang = g_strdup(langLocale);
      }
    }
  }
#endif // defined (_WIN32)


  // prepare the list of available gui translations from which the user can pick in prefs
  if(init_list)
  {
    dt_l10n_language_t *selected = NULL;
    dt_l10n_language_t *sys_default = NULL;

    dt_l10n_language_t *language = (dt_l10n_language_t *)calloc(1, sizeof(dt_l10n_language_t));
    language->code = g_strdup("C");
    language->base_code = g_strdup("C");
    language->name = g_strdup("English");
    result->languages = g_list_append(result->languages, language);

    if(g_strcmp0(ui_lang, "C") == 0) selected = language;

    const gchar * const * default_languages = g_get_language_names();

#ifdef _WIN32
    char datadir[PATH_MAX] = { 0 };
    dt_loc_get_datadir(datadir, sizeof(datadir));
    char *localedir = g_build_filename(datadir, "..", "locale", NULL);
#else
    char * localedir = g_strdup(DARKTABLE_LOCALEDIR);
#endif
    GDir *dir = g_dir_open(localedir, 0, NULL);
    if(dir)
    {
      const gchar *locale;
      while((locale = g_dir_read_name(dir)))
      {
        gchar *testname = g_build_filename(localedir, locale, "LC_MESSAGES", GETTEXT_PACKAGE ".mo", NULL);
        if(g_file_test(testname, G_FILE_TEST_EXISTS))
        {
          language = (dt_l10n_language_t *)calloc(1, sizeof(dt_l10n_language_t));
          result->languages = g_list_prepend(result->languages, language);

          // some languages have a regional part in the filename, we don't want that for name lookup
          char *delimiter = strchr(locale, '_');
          if(delimiter)
            language->base_code = g_strndup(locale, delimiter - locale);
          else
            language->base_code = g_strdup(locale);
          delimiter = strchr(language->base_code, '@');
          if(delimiter)
          {
            char *tmp = language->base_code;
            language->base_code = g_strndup(language->base_code, delimiter - language->base_code);
            g_free(tmp);
          }

          // check if this is the system default
          if(sys_default == NULL)
          {
            for(const gchar * const * iter = default_languages; *iter; iter++)
            {
              if(g_strcmp0(*iter, locale) == 0)
              {
                language->is_default = TRUE;
                sys_default = language;
                break;
              }
            }
          }

          language->code = g_strdup(locale);
          language->name = g_strdup_printf("%s%s", locale, language->is_default ? " *" : "");

          if(g_strcmp0(ui_lang, language->code) == 0)
            selected = language;
        }
        g_free(testname);
      }
      g_dir_close(dir) ;
    }
    else
      fprintf(stderr, "[l10n] error: can't open directory `%s'\n", localedir);

    // now try to find language names and translations!
    get_language_names(result->languages);

    // set the requested gui language.
    // this has to happen before sorting the list as the sort result may depend on the language.
    set_locale(ui_lang, old_env);

    // sort the list of languages
    result->languages = g_list_sort(result->languages, sort_languages);

    // find the index of the selected and default languages
    int i = 0;
    for(GList *iter = result->languages; iter; iter = g_list_next(iter))
    {
      if(iter->data == sys_default) result->sys_default = i;
      if(iter->data == selected) result->selected = i;
      i++;
    }

    if(selected == NULL)
      result->selected = result->sys_default;

    g_free(localedir);
  }
  else
    set_locale(ui_lang, old_env);

  g_free(ui_lang);

  return result;
}