gio/gportalsupport.c

   1 /* GIO - GLib Input, Output and Streaming Library
   2  *
   3  * Copyright 2016 Red Hat, Inc.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General
  16  * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #include "config.h"
  20
  21 #include "gportalsupport.h"
  22
  23 static gboolean flatpak_info_read;
  24 static gboolean use_portal;
  25 static gboolean network_available;
  26
  27 static void
  28 read_flatpak_info (void)
  29 {
  30   char *path;
  31
  32   if (flatpak_info_read)
  33     return;
  34
  35   flatpak_info_read = TRUE;
  36
  37   path = g_build_filename (g_get_user_runtime_dir (), "flatpak-info", NULL);
  38   if (g_file_test (path, G_FILE_TEST_EXISTS))
  39     {
  40       GKeyFile *keyfile;
  41
  42       use_portal = TRUE;
  43       network_available = FALSE;
  44
  45       keyfile = g_key_file_new ();
  46       if (g_key_file_load_from_file (keyfile, path, G_KEY_FILE_NONE, NULL))
  47         {
  48           char **shared = NULL;
  49
  50           shared = g_key_file_get_string_list (keyfile, "Context", "shared", NULL, NULL);
  51           if (shared)
  52             {
  53               network_available = g_strv_contains ((const char * const *)shared, "network");
  54               g_strfreev (shared);
  55             }
  56         }
  57
  58       g_key_file_unref (keyfile);
  59     }
  60   else
  61     {
  62       const char *var;
  63
  64       var = g_getenv ("GTK_USE_PORTAL");
  65       if (var && var[0] == '1')
  66         use_portal = TRUE;
  67       network_available = TRUE;
  68     }
  69
  70   g_free (path);
  71 }
  72
  73 gboolean
  74 glib_should_use_portal (void)
  75 {
  76   read_flatpak_info ();
  77   return use_portal;
  78 }
  79
  80 gboolean
  81 glib_network_available_in_sandbox (void)
  82 {
  83   read_flatpak_info ();
  84   return network_available;
  85 }
  86