
Since GNOME 44, extension schemas are compiled at install time. At the time GNOME 46 is released, this will be all supported versions, so start relying on it and drop the old compatibility code. Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/3042>
511 lines
15 KiB
C
511 lines
15 KiB
C
/* command-pack.c
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*
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* Copyright 2018 Florian Müllner <fmuellner@gnome.org>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* SPDX-License-Identifier: GPL-3.0-or-later
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*/
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#include <glib/gi18n.h>
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#include <gio/gio.h>
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#include <gnome-autoar/gnome-autoar.h>
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#include <json-glib/json-glib.h>
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#include "commands.h"
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#include "common.h"
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#include "config.h"
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typedef struct _ExtensionPack {
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GHashTable *files;
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JsonObject *metadata;
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GFile *tmpdir;
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char *srcdir;
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} ExtensionPack;
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static void extension_pack_free (ExtensionPack *);
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G_DEFINE_AUTOPTR_CLEANUP_FUNC (ExtensionPack, extension_pack_free);
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static ExtensionPack *
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extension_pack_new (const char *srcdir)
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{
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ExtensionPack *pack = g_new0 (ExtensionPack, 1);
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pack->srcdir = g_strdup (srcdir);
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pack->files = g_hash_table_new_full (g_str_hash, g_str_equal,
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g_free, g_object_unref);
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return pack;
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}
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static void
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extension_pack_free (ExtensionPack *pack)
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{
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if (pack->tmpdir)
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file_delete_recursively (pack->tmpdir, NULL);
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g_clear_pointer (&pack->files, g_hash_table_destroy);
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g_clear_pointer (&pack->metadata, json_object_unref);
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g_clear_pointer (&pack->srcdir, g_free);
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g_clear_object (&pack->tmpdir);
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g_free (pack);
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}
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static void
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extension_pack_add_source (ExtensionPack *pack,
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const char *filename)
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{
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g_autoptr (GFile) file = NULL;
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file = g_file_new_for_commandline_arg_and_cwd (filename, pack->srcdir);
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if (g_file_query_exists (file, NULL))
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g_hash_table_insert (pack->files,
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g_path_get_basename (filename), g_steal_pointer (&file));
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}
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static gboolean
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extension_pack_check_required_file (ExtensionPack *pack,
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const char *filename,
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GError **error)
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{
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if (!g_hash_table_contains (pack->files, filename))
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{
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g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND,
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"Missing %s in extension pack", filename);
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return FALSE;
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}
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return TRUE;
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}
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static gboolean
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ensure_tmpdir (ExtensionPack *pack,
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GError **error)
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{
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g_autofree char *path = NULL;
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if (pack->tmpdir != NULL)
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return TRUE;
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path = g_dir_make_tmp ("gnome-extensions.XXXXXX", error);
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if (path != NULL)
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pack->tmpdir = g_file_new_for_path (path);
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return pack->tmpdir != NULL;
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}
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static gboolean
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ensure_metadata (ExtensionPack *pack,
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GError **error)
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{
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g_autoptr (JsonParser) parser = NULL;
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g_autoptr (GInputStream) stream = NULL;
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GFile *file = NULL;
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if (pack->metadata != NULL)
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return TRUE;
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if (!extension_pack_check_required_file (pack, "metadata.json", error))
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return FALSE;
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file = g_hash_table_lookup (pack->files, "metadata.json");
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stream = G_INPUT_STREAM (g_file_read (file, NULL, error));
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if (stream == NULL)
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return FALSE;
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parser = json_parser_new_immutable ();
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if (!json_parser_load_from_stream (parser, stream, NULL, error))
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return FALSE;
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pack->metadata = json_node_dup_object (json_parser_get_root (parser));
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return TRUE;
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}
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static gboolean
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extension_pack_add_schemas (ExtensionPack *pack,
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char **schemas,
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GError **error)
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{
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g_autoptr (GSubprocess) proc = NULL;
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g_autoptr (GFile) dstdir = NULL;
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char **s;
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if (!ensure_tmpdir (pack, error))
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return FALSE;
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dstdir = g_file_get_child (pack->tmpdir, "schemas");
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if (!g_file_make_directory (dstdir, NULL, error))
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return FALSE;
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for (s = schemas; s && *s; s++)
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{
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g_autoptr (GFile) src = NULL;
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g_autoptr (GFile) dst = NULL;
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g_autofree char *basename = NULL;
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src = g_file_new_for_commandline_arg_and_cwd (*s, pack->srcdir);
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basename = g_file_get_basename (src);
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dst = g_file_get_child (dstdir, basename);
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if (!g_file_copy (src, dst, G_FILE_COPY_NONE, NULL, NULL, NULL, error))
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return FALSE;
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}
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g_hash_table_insert (pack->files,
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g_strdup ("schemas"), g_steal_pointer (&dstdir));
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return TRUE;
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}
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static gboolean
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extension_pack_add_locales (ExtensionPack *pack,
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const char *podir,
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const char *gettext_domain,
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GError **error)
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{
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g_autoptr (GFile) dstdir = NULL;
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g_autoptr (GFile) srcdir = NULL;
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g_autoptr (GFileEnumerator) file_enum = NULL;
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g_autofree char *dstpath = NULL;
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g_autofree char *moname = NULL;
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GFile *child;
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GFileInfo *info;
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if (!ensure_tmpdir (pack, error))
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return FALSE;
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dstdir = g_file_get_child (pack->tmpdir, "locale");
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if (!g_file_make_directory (dstdir, NULL, error))
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return FALSE;
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srcdir = g_file_new_for_commandline_arg_and_cwd (podir, pack->srcdir);
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file_enum = g_file_enumerate_children (srcdir,
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G_FILE_ATTRIBUTE_STANDARD_NAME,
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G_FILE_QUERY_INFO_NONE,
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NULL,
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error);
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if (file_enum == NULL)
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return FALSE;
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if (gettext_domain == NULL)
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{
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if (!ensure_metadata (pack, error))
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return FALSE;
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if (json_object_has_member (pack->metadata, "gettext-domain"))
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gettext_domain = json_object_get_string_member (pack->metadata,
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"gettext-domain");
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else
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gettext_domain = json_object_get_string_member (pack->metadata,
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"uuid");
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}
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dstpath = g_file_get_path (dstdir);
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moname = g_strdup_printf ("%s.mo", gettext_domain);
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while (TRUE)
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{
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g_autoptr (GSubprocess) proc = NULL;
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g_autoptr (GFile) modir = NULL;
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g_autofree char *popath = NULL;
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g_autofree char *mopath = NULL;
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g_autofree char *lang = NULL;
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const char *name;
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if (!g_file_enumerator_iterate (file_enum, &info, &child, NULL, error))
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return FALSE;
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if (info == NULL)
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break;
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name = g_file_info_get_name (info);
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if (!g_str_has_suffix (name, ".po"))
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continue;
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lang = g_strndup (name, strlen (name) - 3 /* strlen (".po") */);
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modir = g_file_new_build_filename (dstpath, lang, "LC_MESSAGES", NULL);
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if (!g_file_make_directory_with_parents (modir, NULL, error))
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return FALSE;
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mopath = g_build_filename (dstpath, lang, "LC_MESSAGES", moname, NULL);
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popath = g_file_get_path (child);
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proc = g_subprocess_new (G_SUBPROCESS_FLAGS_STDERR_SILENCE, error,
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"msgfmt", "-o", mopath, popath, NULL);
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if (!g_subprocess_wait_check (proc, NULL, error))
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return FALSE;
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}
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g_hash_table_insert (pack->files,
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g_strdup ("locale"), g_steal_pointer (&dstdir));
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return TRUE;
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}
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static void
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on_error (AutoarCompressor *compressor,
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GError *error,
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gpointer data)
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{
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*((GError **)data) = g_error_copy (error);
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}
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static gboolean
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extension_pack_compress (ExtensionPack *pack,
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const char *outdir,
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gboolean overwrite,
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GError **error)
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{
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g_autoptr (AutoarCompressor) compressor = NULL;
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g_autoptr (GError) err = NULL;
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g_autoptr (GFile) outfile = NULL;
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g_autofree char *name = NULL;
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const char *uuid;
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if (!ensure_metadata (pack, error))
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return FALSE;
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uuid = json_object_get_string_member (pack->metadata, "uuid");
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name = g_strdup_printf ("%s.shell-extension.zip", uuid);
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outfile = g_file_new_for_commandline_arg_and_cwd (name, outdir);
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if (g_file_query_exists (outfile, NULL))
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{
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if (!overwrite)
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{
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g_set_error (error, G_IO_ERROR, G_IO_ERROR_EXISTS,
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"%s exists and --force was not specified", name);
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return FALSE;
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}
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else if (!g_file_delete (outfile, NULL, error))
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{
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return FALSE;
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}
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}
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compressor = autoar_compressor_new (g_hash_table_get_values (pack->files),
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outfile,
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AUTOAR_FORMAT_ZIP,
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AUTOAR_FILTER_NONE,
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FALSE);
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autoar_compressor_set_output_is_dest (compressor, TRUE);
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g_signal_connect (compressor, "error", G_CALLBACK (on_error), err);
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autoar_compressor_start (compressor, NULL);
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if (err != NULL)
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{
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g_propagate_error (error, err);
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return FALSE;
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}
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return TRUE;
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}
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static char **
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find_schemas (const char *basepath,
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GError **error)
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{
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g_autoptr (GFile) basedir = NULL;
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g_autoptr (GFile) schemadir = NULL;
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g_autoptr (GFileEnumerator) file_enum = NULL;
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g_autoptr (GPtrArray) schemas = NULL;
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GFile *child;
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GFileInfo *info;
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basedir = g_file_new_for_path (basepath);
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schemadir = g_file_get_child (basedir, "schemas");
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file_enum = g_file_enumerate_children (schemadir,
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G_FILE_ATTRIBUTE_STANDARD_NAME,
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G_FILE_QUERY_INFO_NONE,
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NULL, error);
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if (error && *error)
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{
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if (g_error_matches (*error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND) ||
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g_error_matches (*error, G_IO_ERROR, G_IO_ERROR_NOT_DIRECTORY))
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g_clear_error (error);
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return NULL;
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}
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schemas = g_ptr_array_new_with_free_func (g_free);
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while (TRUE)
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{
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if (!g_file_enumerator_iterate (file_enum, &info, &child, NULL, error))
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return NULL;
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if (child == NULL)
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break;
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if (!g_str_has_suffix (g_file_info_get_name (info), ".gschema.xml"))
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continue;
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g_ptr_array_add (schemas, g_file_get_relative_path (basedir, child));
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}
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g_ptr_array_add (schemas, NULL);
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return (char **)g_ptr_array_free (g_ptr_array_ref (schemas), FALSE);
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}
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static int
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pack_extension (char *srcdir,
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char *dstdir,
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gboolean force,
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char **extra_sources,
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char **schemas,
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char *podir,
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char *gettext_domain)
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{
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g_autoptr (ExtensionPack) pack = NULL;
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g_autoptr (GError) error = NULL;
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char **s;
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pack = extension_pack_new (srcdir);
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extension_pack_add_source (pack, "extension.js");
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extension_pack_add_source (pack, "metadata.json");
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extension_pack_add_source (pack, "stylesheet-dark.css");
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extension_pack_add_source (pack, "stylesheet-light.css");
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extension_pack_add_source (pack, "stylesheet.css");
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extension_pack_add_source (pack, "prefs.js");
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for (s = extra_sources; s && *s; s++)
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extension_pack_add_source (pack, *s);
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if (!extension_pack_check_required_file (pack, "extension.js", &error))
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goto err;
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if (!extension_pack_check_required_file (pack, "metadata.json", &error))
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goto err;
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if (schemas == NULL)
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schemas = find_schemas (srcdir, &error);
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if (schemas != NULL)
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extension_pack_add_schemas (pack, schemas, &error);
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if (error)
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goto err;
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if (podir == NULL)
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{
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g_autoptr (GFile) dir = NULL;
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dir = g_file_new_for_commandline_arg_and_cwd ("po", srcdir);
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if (g_file_query_exists (dir, NULL))
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podir = (char *)"po";
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}
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if (podir != NULL)
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extension_pack_add_locales (pack, podir, gettext_domain, &error);
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if (error)
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goto err;
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extension_pack_compress (pack, dstdir, force, &error);
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err:
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if (error)
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{
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g_printerr ("%s\n", error->message);
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return 2;
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}
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return 0;
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}
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int
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handle_pack (int argc, char *argv[], gboolean do_help)
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{
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g_autoptr (GOptionContext) context = NULL;
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g_autoptr (GError) error = NULL;
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g_auto(GStrv) extra_sources = NULL;
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g_auto(GStrv) schemas = NULL;
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g_auto(GStrv) srcdirs = NULL;
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g_autofree char *podir = NULL;
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g_autofree char *srcdir = NULL;
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g_autofree char *dstdir = NULL;
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g_autofree char *gettext_domain = NULL;
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gboolean force = FALSE;
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GOptionEntry entries[] = {
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{ .long_name = "extra-source",
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.arg = G_OPTION_ARG_FILENAME_ARRAY, .arg_data = &extra_sources,
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.arg_description = _("FILE"),
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.description = _("Additional source to include in the bundle") },
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{ .long_name = "schema",
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.arg = G_OPTION_ARG_FILENAME_ARRAY, .arg_data = &schemas,
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.arg_description = _("SCHEMA"),
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.description = _("A GSettings schema that should be included") },
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{ .long_name = "podir",
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.arg_description = _("DIRECTORY"),
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.arg = G_OPTION_ARG_FILENAME, .arg_data = &podir,
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.description = _("The directory where translations are found") },
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{ .long_name = "gettext-domain",
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.arg_description = _("DOMAIN"),
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.arg = G_OPTION_ARG_STRING, .arg_data = &gettext_domain,
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.description = _("The gettext domain to use for translations") },
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{ .long_name = "force", .short_name = 'f',
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.arg = G_OPTION_ARG_NONE, .arg_data = &force,
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.description = _("Overwrite an existing pack") },
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{ .long_name = "out-dir", .short_name = 'o',
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.arg_description = _("DIRECTORY"),
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.arg = G_OPTION_ARG_FILENAME, .arg_data = &dstdir,
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.description = _("The directory where the pack should be created") },
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{ .long_name = G_OPTION_REMAINING,
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.arg_description =_("SOURCE_DIRECTORY"),
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.arg = G_OPTION_ARG_FILENAME_ARRAY, .arg_data = &srcdirs },
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{ NULL }
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};
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g_set_prgname ("gnome-extensions pack");
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context = g_option_context_new (NULL);
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g_option_context_set_help_enabled (context, FALSE);
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g_option_context_set_summary (context, _("Create an extension bundle"));
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g_option_context_add_main_entries (context, entries, GETTEXT_PACKAGE);
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g_option_context_add_group (context, get_option_group());
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if (do_help)
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{
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show_help (context, NULL);
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return 0;
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}
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if (!g_option_context_parse (context, &argc, &argv, &error))
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{
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show_help (context, error->message);
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return 1;
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}
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if (srcdirs)
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{
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if (g_strv_length (srcdirs) > 1)
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{
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show_help (context, _("More than one source directory specified"));
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return 1;
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}
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srcdir = g_strdup (*srcdirs);
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}
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else
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{
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srcdir = g_get_current_dir ();
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}
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if (dstdir == NULL)
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dstdir = g_get_current_dir ();
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return pack_extension (srcdir, dstdir, force,
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extra_sources, schemas, podir, gettext_domain);
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}
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