/* command-create.c * * Copyright 2018 Florian Müllner * * 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 . * * SPDX-License-Identifier: GPL-3.0-or-later */ #include #include #include #include "commands.h" #include "common.h" static char * get_shell_version (GError **error) { g_autoptr (GDBusProxy) proxy = NULL; g_autoptr (GVariant) variant = NULL; g_auto (GStrv) split_version = NULL; proxy = get_shell_proxy (error); if (proxy == NULL) return NULL; variant = g_dbus_proxy_get_cached_property (proxy, "ShellVersion"); if (variant == NULL) return NULL; split_version = g_strsplit (g_variant_get_string (variant, NULL), ".", 3); if (g_ascii_strtoll (split_version[1], NULL, 10) % 2 == 0) g_clear_pointer (&split_version[2], g_free); return g_strjoinv (".", split_version); } static gboolean create_metadata (GFile *target_dir, const char *uuid, const char *name, const char *description, GError **error) { g_autoptr (GFile) target = NULL; g_autoptr (GString) json = NULL; g_autofree char *version = NULL; version = get_shell_version (error); if (version == NULL) return FALSE; json = g_string_new ("{\n"); g_string_append_printf (json, " \"name\": \"%s\",\n", name); g_string_append_printf (json, " \"description\": \"%s\",\n", description); g_string_append_printf (json, " \"uuid\": \"%s\",\n", uuid); g_string_append_printf (json, " \"shell-version\": [\n"); g_string_append_printf (json, " \"%s\"\n", version); g_string_append_printf (json, " ]\n}\n"); target = g_file_get_child (target_dir, "metadata.json"); return g_file_replace_contents (target, json->str, json->len, NULL, FALSE, 0, NULL, NULL, error); } #define TEMPLATE_PATH "/org/gnome/extensions-tool/template" static gboolean copy_extension_template (GFile *target_dir, GError **error) { g_auto (GStrv) templates; char **s; templates = g_resources_enumerate_children (TEMPLATE_PATH, 0, NULL); for (s = templates; *s; s++) { g_autoptr (GFile) target = NULL; g_autoptr (GFile) source = NULL; g_autofree char *uri = NULL; uri = g_strdup_printf ("resource://%s/%s", TEMPLATE_PATH, *s); source = g_file_new_for_uri (uri); target = g_file_get_child (target_dir, *s); if (!g_file_copy (source, target, G_FILE_COPY_TARGET_DEFAULT_PERMS, NULL, NULL, NULL, error)) return FALSE; } return TRUE; } static gboolean launch_extension_source (GFile *dir, GError **error) { g_autoptr (GFile) main_source = NULL; g_autoptr (GAppInfo) handler = NULL; GList l; main_source = g_file_get_child (dir, "extension.js"); handler = g_file_query_default_handler (main_source, NULL, error); if (handler == NULL) return FALSE; l.data = main_source; l.next = l.prev = NULL; return g_app_info_launch (handler, &l, NULL, error); } static gboolean create_extension (const char *uuid, const char *name, const char *description) { g_autoptr (GFile) dir = NULL; g_autoptr (GError) error = NULL; dir = g_file_new_build_filename (g_get_user_data_dir (), "gnome-shell", "extensions", uuid, NULL); if (!g_file_make_directory_with_parents (dir, NULL, &error)) { g_printerr ("%s\n", error->message); return FALSE; } if (!create_metadata (dir, uuid, name, description, &error)) { g_printerr ("%s\n", error->message); return FALSE; } if (!copy_extension_template (dir, &error)) { g_printerr ("%s\n", error->message); return FALSE; } if (!launch_extension_source (dir, &error)) { g_printerr ("%s\n", error->message); return FALSE; } return TRUE; } static void prompt_metadata (char **uuid, char **name, char **description) { g_autoptr (GInputStream) stdin = NULL; g_autoptr (GDataInputStream) istream = NULL; stdin = g_unix_input_stream_new (0, FALSE); istream = g_data_input_stream_new (stdin); if (name != NULL) { char *line; g_print ( _("Name should be a very short (ideally descriptive) string.\n" "Examples are: %s"), "“Click To Focus”, “Adblock”, “Shell Window Shrinker”\n"); g_print ("%s: ", _("Name")); line = g_data_input_stream_read_line_utf8 (istream, NULL, NULL, NULL); *name = g_strdelimit (line, "\n", '\0'); } if (description != NULL) { char *line; g_print ( _("Description is a single-sentence explanation of what your extension does.\n" "Examples are: %s"), "“Make windows visible on click”, “Block advertisement popups”, “Animate windows shrinking on minimize”\n"); g_print ("%s: ", _("Description")); line = g_data_input_stream_read_line_utf8 (istream, NULL, NULL, NULL); *description = g_strdelimit (line, "\n", '\0'); } if (uuid != NULL) { char *line; g_print ( _("UUID is a globally-unique identifier for your extension.\n" "This should be in the format of an email address (clicktofocus@janedoe.example.com)\n")); g_print ("UUID: "); line = g_data_input_stream_read_line_utf8 (istream, NULL, NULL, NULL); *uuid = g_strdelimit (line, "\n", '\0'); } } int handle_create (int argc, char *argv[], gboolean do_help) { g_autoptr (GOptionContext) context = NULL; g_autoptr (GError) error = NULL; g_autofree char *name = NULL; g_autofree char *description = NULL; g_autofree char *uuid = NULL; g_set_prgname ("gnome-extensions create"); context = g_option_context_new (NULL); g_option_context_set_help_enabled (context, FALSE); g_option_context_set_summary (context, _("Create a new extension")); 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 (argc > 1) { show_help (context, _("Unknown arguments")); return 1; } prompt_metadata (&uuid, &name, &description); return create_extension (uuid, name, description) ? 0 : 2; }