File gnome-settings-daemon-low-disk-space.patch of Package gnome-settings-daemon

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File gnome-settings-daemon-low-disk-space.patch of Package gnome-settings-daemon (Revision 0ae41db67e0e58f908c289ed6c9cc65f)

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Index: gnome-settings-daemon-2.24.0/configure.ac
===================================================================
--- gnome-settings-daemon-2.24.0.orig/configure.ac
+++ gnome-settings-daemon-2.24.0/configure.ac
@@ -215,6 +215,14 @@ PKG_CHECK_MODULES(LIBGNOMEKBD, [libgnome
 AC_SUBST(LIBGNOMEKBD_CFLAGS)
 AC_SUBST(LIBGNOMEKBD_LIBS)
 
+dnl ---------------------------------------------------------------------------
+dnl - Housekeeping plugin stuff
+dnl ---------------------------------------------------------------------------
+
+PKG_CHECK_MODULES(GIOUNIX, [gio-unix-2.0])
+AC_SUBST(GIOUNIX_CFLAGS)
+AC_SUBST(GIOUNIX_LIBS)
+
 dnl ==============================================
 dnl Esd section
 dnl ==============================================
Index: gnome-settings-daemon-2.24.0/plugins/housekeeping/Makefile.am
===================================================================
--- gnome-settings-daemon-2.24.0.orig/plugins/housekeeping/Makefile.am
+++ gnome-settings-daemon-2.24.0/plugins/housekeeping/Makefile.am
@@ -13,11 +13,13 @@ libhousekeeping_la_CPPFLAGS = 					\
 
 libhousekeeping_la_CFLAGS = 		\
 	$(SETTINGS_PLUGIN_CFLAGS)	\
+	$(GIOUNIX_CFLAGS)		\
+	$(LIBNOTIFY_CFLAGS)		\
 	$(AM_CFLAGS)
 
 libhousekeeping_la_LDFLAGS = $(GSD_PLUGIN_LDFLAGS)
 
-libhousekeeping_la_LIBADD = $(SETTINGS_PLUGIN_LIBS)
+libhousekeeping_la_LIBADD = $(SETTINGS_PLUGIN_LIBS) $(GIOUNIX_LIBS) $(LIBNOTIFY_LIBS)
 
 plugin_in_files = housekeeping.gnome-settings-plugin.in
 
Index: gnome-settings-daemon-2.24.0/plugins/housekeeping/gsd-disk-space.c
===================================================================
--- /dev/null
+++ gnome-settings-daemon-2.24.0/plugins/housekeeping/gsd-disk-space.c
@@ -0,0 +1,373 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
+ * vim: set et sw=8 ts=8:
+ *
+ * Copyright (c) 2008, Novell, Inc.
+ *
+ * Authors: Vincent Untz <vuntz@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 2 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+/* gcc -DHAVE_LIBNOTIFY -DTEST -Wall `pkg-config --cflags --libs gobject-2.0 gio-unix-2.0 glib-2.0 gtk+-2.0 libnotify` -o gsd-disk-space-test gsd-disk-space.c */
+
+#include <sys/statvfs.h>
+
+#include <glib.h>
+#include <glib/gi18n.h>
+#include <glib-object.h>
+#include <gio/gunixmounts.h>
+#include <gtk/gtk.h>
+
+#ifdef HAVE_LIBNOTIFY
+
+#include <libnotify/notify.h>
+
+/*
+ * TODO:
+ *  + gconf to make it possible to customize the define below (?)
+ */
+
+#define FREE_PERCENT_NOTIFY        0.05
+#define FREE_PERCENT_NOTIFY_AGAIN  0.01
+/* No notification if there's more than 2 GB */
+#define FREE_SIZE_GB_NO_NOTIFY     2
+#define GIGABYTE                   1024 * 1024 * 1024
+
+#define CHECK_EVERY_X_SECONDS      15
+
+#define DISK_SPACE_ANALYZER        "baobab"
+
+static GHashTable        *ldsm_notified_hash = NULL;
+static unsigned int       ldsm_timeout_id = 0;
+static GUnixMountMonitor *ldsm_monitor = NULL;
+
+static void
+ldsm_hash_free_slice_gdouble (gpointer data)
+{
+        g_slice_free (gdouble, data);
+}
+
+static char *
+ldsm_get_icon_name_from_g_icon (GIcon *gicon)
+{
+        const char * const *names;
+        GtkIconTheme *icon_theme;
+        int i;
+
+        if (!G_IS_THEMED_ICON (gicon))
+                return NULL;
+
+        names = g_themed_icon_get_names (G_THEMED_ICON (gicon));
+        icon_theme = gtk_icon_theme_get_default ();
+
+        for (i = 0; names[i] != NULL; i++) {
+                if (gtk_icon_theme_has_icon (icon_theme, names[i]))
+                        return g_strdup (names[i]);
+        }
+
+        return NULL;
+}
+
+static void
+ldsm_notification_clicked (NotifyNotification *notification,
+                           const char         *action,
+                           const char         *path)
+{
+        const char *argv[] = { DISK_SPACE_ANALYZER, path, NULL };
+
+        if (strcmp (action, "analyze") != 0) {
+                return;
+        }
+
+        g_spawn_async (NULL, (char **) argv, NULL, G_SPAWN_SEARCH_PATH,
+                       NULL, NULL, NULL, NULL);
+}
+
+static void
+ldsm_notify_for_mount (GUnixMountEntry *mount,
+                       double           free_space,
+                       gboolean         has_disk_analyzer)
+{
+        char  *name;
+        char  *msg;
+        GIcon *gicon;
+        char  *icon;
+        int    in_use;
+        NotifyNotification *notif;
+
+        name = g_unix_mount_guess_name (mount);
+        in_use = 100 - (free_space * 100);
+        msg = g_strdup_printf (_("%d%% of the disk space on `%s' is in use"),
+                               in_use, name);
+        g_free (name);
+
+        gicon = g_unix_mount_guess_icon (mount);
+        icon = ldsm_get_icon_name_from_g_icon (gicon);
+        g_object_unref (gicon);
+
+        notif = notify_notification_new (_("Low Disk Space"), msg, icon, NULL);
+        g_free (msg);
+        g_free (icon);
+
+        notify_notification_set_urgency (notif, NOTIFY_URGENCY_CRITICAL);
+
+        if (FALSE && has_disk_analyzer) {
+                const char *path;
+
+                path = g_unix_mount_get_mount_path (mount);
+
+                notify_notification_add_action (notif, "analyze", _("Analyze"),
+                                                (NotifyActionCallback) ldsm_notification_clicked,
+                                                g_strdup (path), g_free);
+        }
+
+        notify_notification_show (notif, NULL);
+
+        g_object_unref (notif);
+}
+
+static void
+ldsm_check_mount (GUnixMountEntry *mount,
+                  gboolean         has_disk_analyzer)
+{
+        const char *path;
+        struct statvfs buf;
+        unsigned long threshold_blocks;
+        double free_space;
+        double previous_free_space;
+        double *previous_free_space_p;
+
+        path = g_unix_mount_get_mount_path (mount);
+
+        /* get the old stats we saved for this mount in case we notified */
+        previous_free_space_p = g_hash_table_lookup (ldsm_notified_hash, path);
+        if (previous_free_space_p != NULL)
+                previous_free_space = *previous_free_space_p;
+        else
+                previous_free_space = 0;
+
+        if (statvfs (path, &buf) != 0) {
+                g_hash_table_remove (ldsm_notified_hash, path);
+                return;
+        }
+
+        /* not a real filesystem, but a virtual one. Skip it */
+        if (buf.f_blocks == 0) {
+                g_hash_table_remove (ldsm_notified_hash, path);
+                return;
+        }
+
+        free_space = (double) buf.f_bavail / (double) buf.f_blocks;
+        /* enough free space, nothing to do */
+        if (free_space > FREE_PERCENT_NOTIFY) {
+                g_hash_table_remove (ldsm_notified_hash, path);
+                return;
+        }
+
+        /* note that we try to avoid doing an overflow */
+        threshold_blocks = FREE_SIZE_GB_NO_NOTIFY * (GIGABYTE / buf.f_bsize);
+        /* more than enough space, nothing to do */
+        if (buf.f_bavail > threshold_blocks) {
+                g_hash_table_remove (ldsm_notified_hash, path);
+                return;
+        }
+
+        /* did we already notify the user? If yes, we only notify if the disk
+         * is getting more and more filled */
+        if (previous_free_space != 0 &&
+            previous_free_space - free_space < FREE_PERCENT_NOTIFY_AGAIN) {
+                return;
+        }
+
+        ldsm_notify_for_mount (mount, free_space, has_disk_analyzer);
+
+        /* replace the information about the latest notification */
+        previous_free_space_p = g_slice_new (gdouble);
+        *previous_free_space_p = free_space;
+        g_hash_table_replace (ldsm_notified_hash,
+                              g_strdup (path), previous_free_space_p);
+}
+
+static gboolean
+ldsm_check_all_mounts (gpointer data)
+{
+        GList *mounts;
+        GList *l;
+        GHashTable *seen;
+        char *program;
+        gboolean has_disk_analyzer;
+
+        program = g_find_program_in_path (DISK_SPACE_ANALYZER);
+        has_disk_analyzer = (program != NULL);
+        if (program != NULL) {
+                g_free (program);
+        }
+
+        /* it's possible to get duplicate mounts, and we don't want duplicate
+         * notifications */
+        seen = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
+        mounts = g_unix_mounts_get (NULL);
+
+        for (l = mounts; l != NULL; l = l->next) {
+                GUnixMountEntry *mount = l->data;
+                const char *path;
+
+                if (g_unix_mount_is_readonly (mount)) {
+                        g_unix_mount_free (mount);
+                        continue;
+                }
+
+                path = g_unix_mount_get_mount_path (mount);
+
+                if (g_hash_table_lookup_extended (seen, path, NULL, NULL)) {
+                        g_unix_mount_free (mount);
+                        continue;
+                }
+
+                g_hash_table_insert (seen,
+                                     g_strdup (path), GINT_TO_POINTER(1));
+
+                ldsm_check_mount (mount, has_disk_analyzer);
+
+                g_unix_mount_free (mount);
+        }
+
+        g_hash_table_destroy (seen);
+
+        return TRUE;
+}
+
+static gboolean
+ldsm_is_hash_item_not_in_mounts (gpointer key,
+                                 gpointer value,
+                                 gpointer user_data)
+{
+        GList *l;
+
+        for (l = (GList *) user_data; l != NULL; l = l->next) {
+                GUnixMountEntry *mount = l->data;
+                const char *path;
+
+                path = g_unix_mount_get_mount_path (mount);
+
+                if (strcmp (path, key) == 0)
+                        return FALSE;
+        }
+
+        return TRUE;
+}
+
+static void
+ldsm_mounts_changed (GObject  *monitor,
+                     gpointer  data)
+{
+        GList *mounts;
+
+        /* remove the saved data for mounts that got removed */
+        mounts = g_unix_mounts_get (NULL);
+        g_hash_table_foreach_remove (ldsm_notified_hash,
+                                     ldsm_is_hash_item_not_in_mounts, mounts);
+        g_list_foreach (mounts, (GFunc) g_unix_mount_free, NULL);
+
+        /* check the status now, for the new mounts */
+        ldsm_check_all_mounts (NULL);
+
+        /* and reset the timeout */
+        if (ldsm_timeout_id)
+                g_source_remove (ldsm_timeout_id);
+        ldsm_timeout_id = g_timeout_add_seconds (CHECK_EVERY_X_SECONDS,
+                                                 ldsm_check_all_mounts, NULL);
+}
+
+static void
+gsd_ldsm_setup (gboolean check_now)
+{
+        if (ldsm_notified_hash || ldsm_timeout_id || ldsm_monitor) {
+                g_critical ("Low disk space monitor already initialized.\n");
+                return;
+        }
+
+        if (!notify_is_initted ())
+                if (!notify_init ("Low Disk Space Monitor"))
+                        return;
+
+        ldsm_notified_hash = g_hash_table_new_full (g_str_hash, g_str_equal,
+                                                    g_free,
+                                                    ldsm_hash_free_slice_gdouble);
+
+        ldsm_monitor = g_unix_mount_monitor_new ();
+        g_unix_mount_monitor_set_rate_limit (ldsm_monitor, 1000);
+        g_signal_connect (ldsm_monitor, "mounts-changed",
+                          G_CALLBACK (ldsm_mounts_changed), NULL);
+
+        if (check_now)
+                ldsm_check_all_mounts (NULL);
+
+        ldsm_timeout_id = g_timeout_add_seconds (CHECK_EVERY_X_SECONDS,
+                                                 ldsm_check_all_mounts, NULL);
+}
+
+static void
+gsd_ldsm_clean (void)
+{
+        if (ldsm_timeout_id)
+                g_source_remove (ldsm_timeout_id);
+        ldsm_timeout_id = 0;
+
+        if (ldsm_notified_hash)
+                g_hash_table_destroy (ldsm_notified_hash);
+        ldsm_notified_hash = NULL;
+
+        if (ldsm_monitor)
+                g_object_unref (ldsm_monitor);
+        ldsm_monitor = NULL;
+}
+
+#else  /* HAVE_LIBNOTIFY */
+
+static void
+gsd_ldsm_setup (gboolean check_now)
+{
+}
+
+static void
+gsd_ldsm_clean (void)
+{
+}
+
+#endif /* HAVE_LIBNOTIFY */
+
+#ifdef TEST
+int
+main (int    argc,
+      char **argv)
+{
+        GMainLoop *loop;
+
+        gtk_init (&argc, &argv);
+
+        loop = g_main_loop_new (NULL, FALSE);
+
+        gsd_ldsm_setup (TRUE);
+
+        g_main_loop_run (loop);
+
+        gsd_ldsm_clean ();
+        g_main_loop_unref (loop);
+
+        return 0;
+}
+#endif /* TEST */
Index: gnome-settings-daemon-2.24.0/plugins/housekeeping/gsd-disk-space.h
===================================================================
--- /dev/null
+++ gnome-settings-daemon-2.24.0/plugins/housekeeping/gsd-disk-space.h
@@ -0,0 +1,36 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
+ * vim: set et sw=8 ts=8:
+ *
+ * Copyright (c) 2008, Novell, Inc.
+ *
+ * Authors: Vincent Untz <vuntz@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 2 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+#ifndef __GSD_DISK_SPACE_H
+#define __GSD_DISK_SPACE_H
+
+#include <glib.h>
+
+G_BEGIN_DECLS
+
+static void gsd_ldsm_setup (gboolean check_now);
+static void gsd_ldsm_clean (void);
+
+G_END_DECLS
+
+#endif /* __GSD_DISK_SPACE_H */
Index: gnome-settings-daemon-2.24.0/plugins/housekeeping/gsd-housekeeping-manager.c
===================================================================
--- gnome-settings-daemon-2.24.0.orig/plugins/housekeeping/gsd-housekeeping-manager.c
+++ gnome-settings-daemon-2.24.0/plugins/housekeeping/gsd-housekeeping-manager.c
@@ -302,6 +302,8 @@ gsd_housekeeping_manager_start (GsdHouse
         g_debug ("Starting housekeeping manager");
         gnome_settings_profile_start (NULL);
 
+        gsd_ldsm_setup (FALSE);
+
         manager->priv->gconf_notify = register_config_callback (manager,
                                       GCONF_THUMB_BINDING_DIR,
                                       (GConfClientNotifyFunc) bindings_callback);
@@ -352,6 +354,8 @@ gsd_housekeeping_manager_stop (GsdHousek
                         do_cleanup (manager);
                 }
         }
+
+        gsd_ldsm_clean ();
 }
 
 
Index: gnome-settings-daemon-2.24.0/plugins/housekeeping/housekeeping.gnome-settings-plugin.in
===================================================================
--- gnome-settings-daemon-2.24.0.orig/plugins/housekeeping/housekeeping.gnome-settings-plugin.in
+++ gnome-settings-daemon-2.24.0/plugins/housekeeping/housekeeping.gnome-settings-plugin.in
@@ -2,7 +2,7 @@
 Module=housekeeping
 IAge=0
 _Name=Housekeeping
-_Description=Automatically prunes thumbnail caches and other transient files
+_Description=Automatically prunes thumbnail caches and other transient files, and warns about disk usage
 Authors=Michael J. Chudobiak
 Copyright=Copyright © 2008 Michael J. Chudobiak
 Website=
Index: gnome-settings-daemon-2.24.0/po/POTFILES.in
===================================================================
--- gnome-settings-daemon-2.24.0.orig/po/POTFILES.in
+++ gnome-settings-daemon-2.24.0/po/POTFILES.in
@@ -16,6 +16,7 @@ plugins/a11y-keyboard/gsd-a11y-preferenc
 [type: gettext/ini]plugins/dummy/dummy.gnome-settings-plugin.in
 [type: gettext/ini]plugins/font/font.gnome-settings-plugin.in
 plugins/font/gsd-font-manager.c
+plugins/housekeeping/gsd-disk-space.c
 plugins/keybindings/gsd-keybindings-manager.c
 [type: gettext/ini]plugins/keybindings/keybindings.gnome-settings-plugin.in
 [type: gettext/ini]plugins/keyboard/keyboard.gnome-settings-plugin.in

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File gnome-settings-daemon-low-disk-space.patch of Package gnome-settings-daemon (Revision 0ae41db67e0e58f908c289ed6c9cc65f)

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