Add 'backup-restore' module.

Replaces the 'backup-restore' plugin.

1 files changed, 382 insertions, 0 deletions

diff --git a/modules/backup-restore/e-mail-config-restore-page.c b/modules/backup-restore/e-mail-config-restore-page.c
new file mode 100644
index 0000000000..fa1a6fd25e
--- /dev/null
+++ b/modules/backup-restore/e-mail-config-restore-page.c
@@ -0,0 +1,382 @@
+/*
+ * e-mail-config-restore-page.c
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) version 3.
+ *
+ * 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with the program; if not, see <http://www.gnu.org/licenses/>
+ *
+ */
+
+#include "e-mail-config-restore-page.h"
+
+#include <config.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/types.h>
+#ifdef HAVE_SYS_WAIT_H
+#  include <sys/wait.h>
+#endif
+#include <glib/gi18n-lib.h>
+
+#include <libevolution-utils/e-alert-sink.h>
+#include <libevolution-utils/e-alert-dialog.h>
+#include <misc/e-alert-bar.h>
+
+#define E_MAIL_CONFIG_RESTORE_PAGE_GET_PRIVATE(obj) \
+	(G_TYPE_INSTANCE_GET_PRIVATE \
+	((obj), E_TYPE_MAIL_CONFIG_RESTORE_PAGE, EMailConfigRestorePagePrivate))
+
+struct _EMailConfigRestorePagePrivate {
+	GtkWidget *toggle_button;  /* not referenced */
+	GtkWidget *file_chooser;   /* not referenced */
+	GtkWidget *alert_bar;      /* not referenced */
+	gchar *filename;
+};
+
+enum {
+	PROP_0,
+	PROP_FILENAME
+};
+
+/* Forward Declarations */
+static void	e_mail_config_restore_page_alert_sink_init
+					(EAlertSinkInterface *interface);
+static void	e_mail_config_restore_page_interface_init
+					(EMailConfigPageInterface *interface);
+
+G_DEFINE_DYNAMIC_TYPE_EXTENDED (
+	EMailConfigRestorePage,
+	e_mail_config_restore_page,
+	GTK_TYPE_BOX,
+	0,
+	G_IMPLEMENT_INTERFACE_DYNAMIC (
+		E_TYPE_ALERT_SINK,
+		e_mail_config_restore_page_alert_sink_init)
+	G_IMPLEMENT_INTERFACE_DYNAMIC (
+		E_TYPE_MAIL_CONFIG_PAGE,
+		e_mail_config_restore_page_interface_init))
+
+static void
+mail_config_restore_page_update_filename (EMailConfigRestorePage *page)
+{
+	GtkToggleButton *toggle_button;
+	GtkFileChooser *file_chooser;
+	gchar *filename = NULL;
+
+	file_chooser = GTK_FILE_CHOOSER (page->priv->file_chooser);
+	toggle_button = GTK_TOGGLE_BUTTON (page->priv->toggle_button);
+
+	e_alert_bar_clear (E_ALERT_BAR (page->priv->alert_bar));
+
+	if (gtk_toggle_button_get_active (toggle_button))
+		filename = gtk_file_chooser_get_filename (file_chooser);
+
+	if (!evolution_backup_restore_validate_backup_file (filename)) {
+		if (filename != NULL) {
+			e_alert_submit (
+				E_ALERT_SINK (page),
+				"org.gnome.backup-restore:invalid-backup",
+				NULL);
+			g_free (filename);
+			filename = NULL;
+		}
+	}
+
+	g_free (page->priv->filename);
+	page->priv->filename = filename;
+
+	g_object_notify (G_OBJECT (page), "filename");
+
+	e_mail_config_page_changed (E_MAIL_CONFIG_PAGE (page));
+}
+
+static void
+mail_config_restore_page_toggled_cb (GtkToggleButton *toggle_button,
+                                     EMailConfigRestorePage *page)
+{
+	mail_config_restore_page_update_filename (page);
+}
+
+static void
+mail_config_restore_page_file_set_cb (GtkFileChooser *file_chooser,
+                                      EMailConfigRestorePage *page)
+{
+	mail_config_restore_page_update_filename (page);
+}
+
+static void
+mail_config_restore_page_get_property (GObject *object,
+                                       guint property_id,
+                                       GValue *value,
+                                       GParamSpec *pspec)
+{
+	switch (property_id) {
+		case PROP_FILENAME:
+			g_value_set_string (
+				value,
+				e_mail_config_restore_page_get_filename (
+				E_MAIL_CONFIG_RESTORE_PAGE (object)));
+			return;
+	}
+
+	G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+}
+
+static void
+mail_config_restore_page_finalize (GObject *object)
+{
+	EMailConfigRestorePagePrivate *priv;
+
+	priv = E_MAIL_CONFIG_RESTORE_PAGE_GET_PRIVATE (object);
+
+	g_free (priv->filename);
+
+	/* Chain up to parent's finalize() method. */
+	G_OBJECT_CLASS (e_mail_config_restore_page_parent_class)->
+		finalize (object);
+}
+
+static void
+mail_config_restore_page_constructed (GObject *object)
+{
+	EMailConfigRestorePage *page;
+	GtkWidget *widget;
+	GtkWidget *container;
+	const gchar *text;
+
+	page = E_MAIL_CONFIG_RESTORE_PAGE (object);
+
+	/* Chain up to parent's constructed() method. */
+	G_OBJECT_CLASS (e_mail_config_restore_page_parent_class)->
+		constructed (object);
+
+	gtk_orientable_set_orientation (
+		GTK_ORIENTABLE (page), GTK_ORIENTATION_VERTICAL);
+
+	gtk_box_set_spacing (GTK_BOX (page), 24);
+
+	text = _("You can restore Evolution from a backup file.\n\n"
+		 "This will restore all your personal data, settings "
+		 "mail filters, etc.");
+	widget = gtk_label_new (text);
+	gtk_label_set_line_wrap (GTK_LABEL (widget), TRUE);
+	gtk_misc_set_alignment (GTK_MISC (widget), 0.0, 0.5);
+	gtk_box_pack_start (GTK_BOX (page), widget, FALSE, FALSE, 0);
+	gtk_widget_show (widget);
+
+	widget = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
+	gtk_box_pack_start (GTK_BOX (page), widget, FALSE, FALSE, 0);
+	gtk_widget_show (widget);
+
+	container = widget;
+
+	text = _("_Restore from a backup file:");
+	widget = gtk_check_button_new_with_mnemonic (text);
+	gtk_box_pack_start (GTK_BOX (container), widget, FALSE, FALSE, 0);
+	page->priv->toggle_button = widget;  /* not referenced */
+	gtk_widget_show (widget);
+
+	g_signal_connect (
+		widget, "toggled",
+		G_CALLBACK (mail_config_restore_page_toggled_cb), page);
+
+	widget = gtk_file_chooser_button_new (
+		_("Choose a backup file to restore"),
+		GTK_FILE_CHOOSER_ACTION_OPEN);
+	gtk_file_chooser_set_local_only (GTK_FILE_CHOOSER (widget), TRUE);
+	gtk_box_pack_start (GTK_BOX (container), widget, TRUE, TRUE, 0);
+	page->priv->file_chooser = widget;  /* not referenced */
+	gtk_widget_show (widget);
+
+	g_signal_connect (
+		widget, "file-set",
+		G_CALLBACK (mail_config_restore_page_file_set_cb), page);
+
+	widget = gtk_frame_new (NULL);
+	gtk_frame_set_shadow_type (GTK_FRAME (widget), GTK_SHADOW_IN);
+	gtk_box_pack_start (GTK_BOX (page), widget, FALSE, FALSE, 0);
+	/* Visibility is bound to the EActivityBar. */
+
+	container = widget;
+
+	widget = e_alert_bar_new ();
+	gtk_container_add (GTK_CONTAINER (container), widget);
+	page->priv->alert_bar = widget;  /* not referenced */
+	/* EActivityBar controls its own visibility. */
+
+	g_object_bind_property (
+		widget, "visible",
+		container, "visible",
+		G_BINDING_SYNC_CREATE);
+
+	g_object_bind_property (
+		page->priv->toggle_button, "active",
+		page->priv->file_chooser, "sensitive",
+		G_BINDING_SYNC_CREATE);
+}
+
+static void
+mail_config_restore_page_submit_alert (EAlertSink *alert_sink,
+                                       EAlert *alert)
+{
+	EMailConfigRestorePagePrivate *priv;
+	EAlertBar *alert_bar;
+	GtkWidget *dialog;
+	gpointer parent;
+
+	priv = E_MAIL_CONFIG_RESTORE_PAGE_GET_PRIVATE (alert_sink);
+
+	parent = gtk_widget_get_toplevel (GTK_WIDGET (alert_sink));
+	parent = gtk_widget_is_toplevel (parent) ? parent : NULL;
+
+	switch (e_alert_get_message_type (alert)) {
+		case GTK_MESSAGE_INFO:
+		case GTK_MESSAGE_WARNING:
+		case GTK_MESSAGE_ERROR:
+			alert_bar = E_ALERT_BAR (priv->alert_bar);
+			e_alert_bar_add_alert (alert_bar, alert);
+			break;
+
+		default:
+			dialog = e_alert_dialog_new (parent, alert);
+			gtk_dialog_run (GTK_DIALOG (dialog));
+			gtk_widget_destroy (dialog);
+			break;
+	}
+}
+
+static gboolean
+mail_config_restore_page_check_complete (EMailConfigPage *page)
+{
+	EMailConfigRestorePagePrivate *priv;
+	GtkToggleButton *toggle_button;
+	gboolean complete;
+
+	priv = E_MAIL_CONFIG_RESTORE_PAGE_GET_PRIVATE (page);
+
+	toggle_button = GTK_TOGGLE_BUTTON (priv->toggle_button);
+
+	complete =
+		!gtk_toggle_button_get_active (toggle_button) ||
+		(priv->filename != NULL && *priv->filename != '\0');
+
+	return complete;
+}
+
+static void
+e_mail_config_restore_page_class_init (EMailConfigRestorePageClass *class)
+{
+	GObjectClass *object_class;
+
+	g_type_class_add_private (
+		class, sizeof (EMailConfigRestorePagePrivate));
+
+	object_class = G_OBJECT_CLASS (class);
+	object_class->get_property = mail_config_restore_page_get_property;
+	object_class->finalize = mail_config_restore_page_finalize;
+	object_class->constructed = mail_config_restore_page_constructed;
+
+	g_object_class_install_property (
+		object_class,
+		PROP_FILENAME,
+		g_param_spec_string (
+			"filename",
+			"Filename",
+			"Selected filename to restore from",
+			NULL,
+			G_PARAM_READABLE));
+}
+
+static void
+e_mail_config_restore_page_class_finalize (EMailConfigRestorePageClass *class)
+{
+}
+
+static void
+e_mail_config_restore_page_alert_sink_init (EAlertSinkInterface *interface)
+{
+	interface->submit_alert = mail_config_restore_page_submit_alert;
+}
+
+static void
+e_mail_config_restore_page_interface_init (EMailConfigPageInterface *interface)
+{
+	interface->title = _("Restore from Backup");
+	interface->sort_order = E_MAIL_CONFIG_RESTORE_PAGE_SORT_ORDER;
+	interface->check_complete = mail_config_restore_page_check_complete;
+}
+
+static void
+e_mail_config_restore_page_init (EMailConfigRestorePage *page)
+{
+	page->priv = E_MAIL_CONFIG_RESTORE_PAGE_GET_PRIVATE (page);
+}
+
+void
+e_mail_config_restore_page_type_register (GTypeModule *type_module)
+{
+	/* XXX G_DEFINE_DYNAMIC_TYPE declares a static type registration
+	 *     function, so we have to wrap it with a public function in
+	 *     order to register types from a separate compilation unit. */
+	e_mail_config_restore_page_register_type (type_module);
+}
+
+EMailConfigPage *
+e_mail_config_restore_page_new (void)
+{
+	return g_object_new (E_TYPE_MAIL_CONFIG_RESTORE_PAGE, NULL);
+}
+
+const gchar *
+e_mail_config_restore_page_get_filename (EMailConfigRestorePage *page)
+{
+	g_return_val_if_fail (E_IS_MAIL_CONFIG_RESTORE_PAGE (page), NULL);
+
+	return page->priv->filename;
+}
+
+gboolean
+evolution_backup_restore_validate_backup_file (const gchar *filename)
+{
+	gchar *command;
+	gint result;
+	gchar *quotedfname;
+	gchar *toolfname;
+	const gchar *basedir;
+
+	if (filename == NULL || *filename == '\0')
+		return FALSE;
+
+	/* FIXME We should be using g_spawn_command_line_sync() here. */
+
+	basedir = EVOLUTION_TOOLSDIR;
+	quotedfname = g_shell_quote (filename);
+	toolfname = g_build_filename (basedir, "evolution-backup", NULL);
+
+	command =  g_strdup_printf("%s --check %s", toolfname, quotedfname);
+	result = system (command);
+
+	g_free (command);
+	g_free (quotedfname);
+	g_free (toolfname);
+
+#ifdef HAVE_SYS_WAIT_H
+	g_message (
+		"Sanity check result %d:%d %d",
+		WIFEXITED (result), WEXITSTATUS (result), result);
+
+	return WIFEXITED (result) && (WEXITSTATUS (result) == 0);
+#else
+	return (result == 0);
+#endif
+}
+