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Diffstat (limited to 'panels/applications/utils.c')
| -rw-r--r-- | panels/applications/utils.c | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/panels/applications/utils.c b/panels/applications/utils.c new file mode 100644 index 0000000..a952416 --- /dev/null +++ b/panels/applications/utils.c @@ -0,0 +1,266 @@ +/* utils.c + * + * Copyright 2018 Matthias Clasen <matthias.clasen@gmail.com> + * + * 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 + */ + +#ifndef _XOPEN_SOURCE +#define _XOPEN_SOURCE 600 +#endif + +#include <config.h> +#include <glib/gi18n.h> +#ifdef HAVE_SNAP +#include <snapd-glib/snapd-glib.h> +#endif +#include <sys/types.h> +#include <sys/stat.h> + +#include <ftw.h> + +#include "utils.h" + +static gint +ftw_remove_cb (const gchar *path, + const struct stat *sb, + gint typeflags, + struct FTW *ftwbuf) +{ + remove (path); + return 0; +} + +static void +file_remove_thread_func (GTask *task, + gpointer source_object, + gpointer task_data, + GCancellable *cancellable) +{ + GFile *file = source_object; + g_autofree gchar *path = g_file_get_path (file); + + nftw (path, ftw_remove_cb, 20, FTW_PHYS | FTW_DEPTH); + + if (g_task_set_return_on_cancel (task, FALSE)) + g_task_return_boolean (task, TRUE); +} + +void +file_remove_async (GFile *file, + GCancellable *cancellable, + GAsyncReadyCallback callback, + gpointer data) +{ + g_autoptr(GTask) task = g_task_new (file, cancellable, callback, data); + g_task_set_return_on_cancel (task, TRUE); + g_task_run_in_thread (task, file_remove_thread_func); +} + +gboolean +file_remove_finish (GFile *file, + GAsyncResult *result, + GError **error) +{ + g_return_val_if_fail (g_task_is_valid (result, file), FALSE); + return g_task_propagate_boolean (G_TASK (result), error); +} + +static GPrivate size_key = G_PRIVATE_INIT (g_free); + +static gint +ftw_size_cb (const gchar *path, + const struct stat *sb, + gint typeflags, + struct FTW *ftwbuf) +{ + guint64 *size = (guint64*)g_private_get (&size_key); + if (typeflags == FTW_F) + *size += sb->st_size; + return 0; +} + +static void +file_size_thread_func (GTask *task, + gpointer source_object, + gpointer task_data, + GCancellable *cancellable) +{ + GFile *file = source_object; + g_autofree gchar *path = g_file_get_path (file); + guint64 *total; + + g_private_replace (&size_key, g_new0 (guint64, 1)); + + nftw (path, ftw_size_cb, 20, FTW_DEPTH); + + total = g_new0 (guint64, 1); + *total = *(guint64*)g_private_get (&size_key); + + if (g_task_set_return_on_cancel (task, FALSE)) + g_task_return_pointer (task, total, g_free); +} + +void +file_size_async (GFile *file, + GCancellable *cancellable, + GAsyncReadyCallback callback, + gpointer data) +{ + g_autoptr(GTask) task = g_task_new (file, cancellable, callback, data); + g_task_set_return_on_cancel (task, TRUE); + g_task_run_in_thread (task, file_size_thread_func); +} + +gboolean +file_size_finish (GFile *file, + GAsyncResult *result, + guint64 *size, + GError **error) +{ + g_autofree guint64 *data = NULL; + + g_return_val_if_fail (g_task_is_valid (result, file), FALSE); + data = g_task_propagate_pointer (G_TASK (result), error); + if (data == NULL) + return FALSE; + if (size != NULL) + *size = *data; + return TRUE; +} + +void +listbox_remove_all (GtkListBox *listbox) +{ + GtkWidget *child; + + while ((child = gtk_widget_get_first_child (GTK_WIDGET (listbox)))) + gtk_list_box_remove (listbox, child); +} + +static gchar * +get_output_of (const gchar **argv) +{ + g_autofree gchar *output = NULL; + int status; + + if (!g_spawn_sync (NULL, + (gchar**) argv, + NULL, + G_SPAWN_SEARCH_PATH, + NULL, NULL, + &output, NULL, + &status, NULL)) + return NULL; + + if (!g_spawn_check_wait_status (status, NULL)) + return NULL; + + return g_steal_pointer (&output); +} + +GKeyFile * +get_flatpak_metadata (const gchar *app_id) +{ + const gchar *argv[5] = { "flatpak", "info", "-m", "app", NULL }; + g_autofree gchar *data = NULL; + g_autoptr(GError) error = NULL; + g_autoptr(GKeyFile) keyfile = NULL; + + argv[3] = app_id; + + data = get_output_of (argv); + if (data == NULL) + return NULL; + + keyfile = g_key_file_new (); + if (!g_key_file_load_from_data (keyfile, data, -1, 0, &error)) + { + g_warning ("%s", error->message); + return NULL; + } + + return g_steal_pointer (&keyfile); +} + +guint64 +get_flatpak_app_size (const gchar *app_id) +{ + const gchar *argv[5] = { "flatpak", "info", "-s", "app", NULL }; + g_autofree gchar *data = NULL; + guint64 factor; + double val; + + argv[3] = app_id; + + data = get_output_of (argv); + if (data == NULL) + return 0; + + data = g_strstrip (data); + + if (g_str_has_suffix (data, "kB") || g_str_has_suffix (data, "kb")) + factor = 1000; + else if (g_str_has_suffix (data, "MB") || g_str_has_suffix (data, "Mb")) + factor = 1000 * 1000; + else if (g_str_has_suffix (data, "GB") || g_str_has_suffix (data, "Gb")) + factor = 1000 * 1000 * 1000; + else if (g_str_has_suffix (data, "KiB") || g_str_has_suffix (data, "Kib")) + factor = 1024; + else if (g_str_has_suffix (data, "MiB") || g_str_has_suffix (data, "Mib")) + factor = 1024 * 1024; + else if (g_str_has_suffix (data, "GiB") || g_str_has_suffix (data, "Gib")) + factor = 1024 * 1024 * 1024; + else + factor = 1; + + val = g_ascii_strtod (data, NULL); + + return (guint64)(val * factor); +} + +guint64 +get_snap_app_size (const gchar *snap_name) +{ +#ifdef HAVE_SNAP + g_autoptr(SnapdClient) client = NULL; + g_autoptr(SnapdSnap) snap = NULL; + g_autoptr(GError) error = NULL; + + client = snapd_client_new (); + snap = snapd_client_get_snap_sync (client, snap_name, NULL, &error); + if (snap == NULL) + { + g_warning ("Failed to get snap size: %s", error->message); + return 0; + } + + return snapd_snap_get_installed_size (snap); +#else + return 0; +#endif +} + +char * +get_app_id (GAppInfo *info) +{ + gchar *app_id = g_strdup (g_app_info_get_id (info)); + + if (g_str_has_suffix (app_id, ".desktop")) + app_id[strlen (app_id) - strlen (".desktop")] = '\0'; + + return app_id; +} |