Adding upstream version 43.9.upstream/43.9upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 213 insertions, 0 deletions

diff --git a/subprojects/extensions-tool/src/command-install.c b/subprojects/extensions-tool/src/command-install.c
new file mode 100644
index 0000000..2eefaba
--- /dev/null
+++ b/subprojects/extensions-tool/src/command-install.c
@@ -0,0 +1,213 @@
+/* command-install.c
+ *
+ * Copyright 2018 Florian Müllner <fmuellner@gnome.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#include <glib/gi18n.h>
+#include <gio/gio.h>
+
+#include <gnome-autoar/gnome-autoar.h>
+#include <json-glib/json-glib.h>
+
+#include "commands.h"
+#include "common.h"
+#include "config.h"
+
+static JsonObject *
+load_metadata (GFile   *dir,
+               GError **error)
+{
+  g_autoptr (JsonParser) parser = NULL;
+  g_autoptr (GInputStream) stream = NULL;
+  g_autoptr (GFile) file = NULL;
+
+  file = g_file_get_child (dir, "metadata.json");
+  stream = G_INPUT_STREAM (g_file_read (file, NULL, error));
+  if (stream == NULL)
+    return NULL;
+
+  parser = json_parser_new_immutable ();
+  if (!json_parser_load_from_stream (parser, stream, NULL, error))
+    return NULL;
+
+  return json_node_dup_object (json_parser_get_root (parser));
+}
+
+static void
+on_error (AutoarExtractor *extractor,
+          GError          *error,
+          gpointer         data)
+{
+  *((GError **)data) = g_error_copy (error);
+}
+
+static GFile *
+on_decide_destination (AutoarExtractor *extractor,
+                       GFile           *dest,
+                       GList           *files,
+                       gpointer         data)
+{
+  g_autofree char *dest_path = NULL;
+  GFile *new_dest;
+  int copy = 1;
+
+  dest_path = g_file_get_path (dest);
+  new_dest = g_object_ref (dest);
+
+  while (g_file_query_exists (new_dest, NULL))
+    {
+      g_autofree char *new_path = g_strdup_printf ("%s (%d)", dest_path, copy);
+
+      g_object_unref (new_dest);
+      new_dest = g_file_new_for_path (new_path);
+
+      copy++;
+    }
+
+  *((GFile **)data) = g_object_ref (new_dest);
+
+  return new_dest;
+}
+
+static int
+install_extension (const char *bundle,
+                   gboolean    force)
+{
+  g_autoptr (AutoarExtractor) extractor = NULL;
+  g_autoptr (JsonObject) metadata = NULL;
+  g_autoptr (GFile) cachedir = NULL;
+  g_autoptr (GFile) tmpdir = NULL;
+  g_autoptr (GFile) src = NULL;
+  g_autoptr (GFile) dst = NULL;
+  g_autoptr (GFile) dstdir = NULL;
+  g_autoptr (GError) error = NULL;
+  g_autofree char *cwd = NULL;
+  const char *uuid;
+
+  cwd = g_get_current_dir ();
+  src = g_file_new_for_commandline_arg_and_cwd (bundle, cwd);
+  cachedir = g_file_new_for_path (g_get_user_cache_dir ());
+
+  extractor = autoar_extractor_new (src, cachedir);
+
+  g_signal_connect (extractor, "error", G_CALLBACK (on_error), &error);
+  g_signal_connect (extractor, "decide-destination", G_CALLBACK (on_decide_destination), &tmpdir);
+
+  autoar_extractor_start (extractor, NULL);
+
+  if (error != NULL)
+    goto err;
+
+  metadata = load_metadata (tmpdir, &error);
+  if (metadata == NULL)
+    goto err;
+
+  dstdir = g_file_new_build_filename (g_get_user_data_dir (),
+                                      "gnome-shell", "extensions", NULL);
+
+  if (!g_file_make_directory_with_parents (dstdir, NULL, &error))
+    {
+      if (error->code == G_IO_ERROR_EXISTS)
+        g_clear_error (&error);
+      else
+        goto err;
+    }
+
+  uuid = json_object_get_string_member (metadata, "uuid");
+  dst = g_file_get_child (dstdir, uuid);
+
+  if (g_file_query_exists (dst, NULL))
+    {
+      if (!force)
+        {
+          g_set_error (&error, G_IO_ERROR, G_IO_ERROR_EXISTS,
+                       "%s exists and --force was not specified", uuid);
+          goto err;
+        }
+      else if (!file_delete_recursively (dst, &error))
+        {
+          goto err;
+        }
+    }
+
+  if (!g_file_move (tmpdir, dst, G_FILE_COPY_NONE, NULL, NULL, NULL, &error))
+    goto err;
+
+  return 0;
+
+err:
+  if (error != NULL)
+    g_printerr ("%s\n", error->message);
+
+  if (tmpdir != NULL)
+    file_delete_recursively (tmpdir, NULL);
+
+  return 2;
+}
+
+int
+handle_install (int argc, char *argv[], gboolean do_help)
+{
+  g_autoptr (GOptionContext) context = NULL;
+  g_autoptr (GError) error = NULL;
+  g_auto (GStrv) filenames = NULL;
+  gboolean force = FALSE;
+  GOptionEntry entries[] = {
+    { .long_name = "force", .short_name = 'f',
+      .arg = G_OPTION_ARG_NONE, .arg_data = &force,
+      .description = _("Overwrite an existing extension") },
+    { .long_name = G_OPTION_REMAINING,
+      .arg_description =_("EXTENSION_BUNDLE"),
+      .arg = G_OPTION_ARG_FILENAME_ARRAY, .arg_data = &filenames },
+    { NULL }
+  };
+
+  g_set_prgname ("gnome-extensions install");
+
+  context = g_option_context_new (NULL);
+  g_option_context_set_help_enabled (context, FALSE);
+  g_option_context_set_summary (context, _("Install an extension bundle"));
+  g_option_context_add_main_entries (context, entries, GETTEXT_PACKAGE);
+  g_option_context_add_group (context, get_option_group());
+
+  if (do_help)
+    {
+      show_help (context, NULL);
+      return 0;
+    }
+
+  if (!g_option_context_parse (context, &argc, &argv, &error))
+    {
+      show_help (context, error->message);
+      return 1;
+    }
+
+  if (filenames == NULL)
+    {
+      show_help (context, _("No extension bundle specified"));
+      return 1;
+    }
+
+  if (g_strv_length (filenames) > 1)
+    {
+      show_help (context, _("More than one extension bundle specified"));
+      return 1;
+    }
+
+  return install_extension (*filenames, force);
+}