gnome-control-center/panels/user-accounts/um-history-dialog.c

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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
*
* Copyright 2012 Red Hat, Inc,
*
* 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.
*
* Written by: Ondrej Holy <oholy@redhat.com>
*/
#include "config.h"
#include <unistd.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <glib.h>
#include <glib/gi18n.h>
#include <gtk/gtk.h>
#include <act/act.h>
#include "um-history-dialog.h"
#include "um-utils.h"
struct _UmHistoryDialog {
GtkWidget *dialog;
GtkBuilder *builder;
GDateTime *week;
GDateTime *current_week;
ActUser *user;
};
typedef struct {
gint64 login_time;
gint64 logout_time;
const gchar *type;
} UmLoginHistory;
static GtkWidget *
get_widget (UmHistoryDialog *um,
const char *name)
{
return (GtkWidget *)gtk_builder_get_object (um->builder, name);
}
static void
close_history_dialog (GtkButton *button,
UmHistoryDialog *um)
{
gtk_widget_hide (um->dialog);
um_history_dialog_set_user (um, NULL);
if (um->week) {
g_date_time_unref (um->week);
um->week = NULL;
}
if (um->current_week) {
g_date_time_unref (um->current_week);
um->current_week = NULL;
}
}
static void
show_week_label (UmHistoryDialog *um)
{
gchar *label, *from, *to;
GDateTime *date;
GTimeSpan span;
span = g_date_time_difference (um->current_week, um->week);
if (span == 0) {
label = g_strdup (_("This Week"));
}
else if (span == G_TIME_SPAN_DAY * 7) {
label = g_strdup (_("Last Week"));
}
else {
date = g_date_time_add_days (um->week, 6);
from = g_date_time_format (um->week, "%b %e");
if (g_date_time_get_year (um->week) == g_date_time_get_year (um->current_week)) {
to = g_date_time_format (date, "%b %e");
}
else {
to = g_date_time_format (date, "%b %e, %Y");
}
label = g_strconcat (from, " - ", to, NULL);
g_date_time_unref (date);
g_free (from);
g_free (to);
}
gtk_label_set_label (GTK_LABEL (get_widget (um, "week-label")), label);
g_free (label);
}
static void
clear_history (UmHistoryDialog *um)
{
GtkWidget *grid;
GList *list, *it;
grid = get_widget (um, "history-grid");
list = gtk_container_get_children (GTK_CONTAINER (grid));
for (it = list; it != NULL; it = it->next) {
gtk_container_remove (GTK_CONTAINER (grid), GTK_WIDGET (it->data));
}
g_list_free (list);
}
static GArray *
get_login_history (ActUser *user)
{
GArray *login_history;
GVariantIter *iter, *iter2;
GVariant *variant;
const GVariant *value;
const gchar *key;
UmLoginHistory history;
login_history = NULL;
value = act_user_get_login_history (user);
g_variant_get ((GVariant *) value, "a(xxa{sv})", &iter);
while (g_variant_iter_loop (iter, "(xxa{sv})", &history.login_time, &history.logout_time, &iter2)) {
while (g_variant_iter_loop (iter2, "{sv}", &key, &variant)) {
if (g_strcmp0 (key, "type") == 0) {
history.type = g_variant_get_string (variant, NULL);
}
}
if (login_history == NULL) {
login_history = g_array_new (FALSE, TRUE, sizeof (UmLoginHistory));
}
g_array_append_val (login_history, history);
}
return login_history;
}
static void
set_sensitivity (UmHistoryDialog *um)
{
GArray *login_history;
UmLoginHistory history;
gboolean sensitive = FALSE;
login_history = get_login_history (um->user);
if (login_history != NULL) {
history = g_array_index (login_history, UmLoginHistory, 0);
sensitive = g_date_time_to_unix (um->week) > history.login_time;
}
gtk_widget_set_sensitive (get_widget (um, "previous-button"), sensitive);
sensitive = (g_date_time_compare (um->current_week, um->week) == 1);
gtk_widget_set_sensitive (get_widget (um, "next-button"), sensitive);
g_array_free (login_history, TRUE);
}
static void
add_record (GtkWidget *grid, GDateTime *datetime, gchar *record_string, gint line)
{
gchar *date, *time, *str;
GtkWidget *label;
date = get_smart_date (datetime);
time = g_date_time_format (datetime, "%k:%M");
str = g_strconcat (date, ", ", time, NULL);
label = gtk_label_new (str);
gtk_widget_set_halign (label, GTK_ALIGN_START);
gtk_grid_attach (GTK_GRID (grid), label, 1, line, 1, 1);
g_free (str);
g_free (date);
g_free (time);
g_date_time_unref (datetime);
label = gtk_label_new (record_string);
gtk_widget_set_halign (label, GTK_ALIGN_START);
gtk_grid_attach (GTK_GRID (grid), label, 2, line, 1, 1);
}
static void
show_week (UmHistoryDialog *um)
{
GArray *login_history;
GDateTime *datetime, *temp;
gint64 from, to;
gint i, line;
GtkWidget *grid;
UmLoginHistory history;
show_week_label (um);
clear_history (um);
set_sensitivity (um);
login_history = get_login_history (um->user);
if (login_history == NULL) {
return;
}
/* Find first record for week */
from = g_date_time_to_unix (um->week);
temp = g_date_time_add_weeks (um->week, 1);
to = g_date_time_to_unix (temp);
g_date_time_unref (temp);
for (i = login_history->len - 1; i >= 0; i--) {
history = g_array_index (login_history, UmLoginHistory, i);
if (history.login_time < to) {
break;
}
}
/* Add new session records */
grid = get_widget (um, "history-grid");
line = 0;
for (;i >= 0; i--) {
history = g_array_index (login_history, UmLoginHistory, i);
if (history.logout_time > 0 && history.logout_time < from) {
break;
}
/* Display only x-sessions */
if (g_strrstr (history.type, ":") == NULL) {
continue;
}
if (history.logout_time > 0 && history.logout_time < to) {
datetime = g_date_time_new_from_unix_local (history.logout_time);
add_record (grid, datetime, "Session Ended", line);
line++;
}
if (history.login_time >= from) {
datetime = g_date_time_new_from_unix_local (history.login_time);
add_record (grid, datetime, "Session Started", line);
line++;
}
}
gtk_widget_show_all (grid);
g_array_free (login_history, TRUE);
}
static void
show_previous (GtkButton *button,
UmHistoryDialog *um)
{
GDateTime *temp;
temp = um->week;
um->week = g_date_time_add_weeks (um->week, -1);
g_date_time_unref (temp);
show_week (um);
}
static void
show_next (GtkButton *button,
UmHistoryDialog *um)
{
GDateTime *temp;
temp = um->week;
um->week = g_date_time_add_weeks (um->week, 1);
g_date_time_unref (temp);
show_week (um);
}
void
um_history_dialog_set_user (UmHistoryDialog *um,
ActUser *user)
{
if (um->user) {
g_clear_object (&um->user);
}
if (user) {
um->user = g_object_ref (user);
}
}
void
um_history_dialog_show (UmHistoryDialog *um,
GtkWindow *parent)
{
GDateTime *temp, *local;
/* Set the first day of this week */
local = g_date_time_new_now_local ();
temp = g_date_time_new_local (g_date_time_get_year (local),
g_date_time_get_month (local),
g_date_time_get_day_of_month (local),
0, 0, 0);
um->week = g_date_time_add_days (temp, 1 - g_date_time_get_day_of_week (temp));
um->current_week = g_date_time_ref (um->week);
g_date_time_unref (local);
g_date_time_unref (temp);
show_week (um);
gtk_window_set_transient_for (GTK_WINDOW (um->dialog), parent);
gtk_window_present (GTK_WINDOW (um->dialog));
}
UmHistoryDialog *
um_history_dialog_new (void)
{
GError *error = NULL;
UmHistoryDialog *um;
GtkWidget *widget;
um = g_new0 (UmHistoryDialog, 1);
um->builder = gtk_builder_new ();
if (!gtk_builder_add_from_resource (um->builder, "/org/gnome/control-center/user-accounts/history-dialog.ui", &error)) {
g_error ("%s", error->message);
g_error_free (error);
g_free (um);
return NULL;
}
um->dialog = get_widget (um, "dialog");
g_signal_connect (um->dialog, "delete-event", G_CALLBACK (gtk_widget_hide_on_delete), NULL);
widget = get_widget (um, "close-button");
g_signal_connect (widget, "clicked", G_CALLBACK (close_history_dialog), um);
widget = get_widget (um, "next-button");
g_signal_connect (widget, "clicked", G_CALLBACK (show_next), um);
widget = get_widget (um, "previous-button");
g_signal_connect (widget, "clicked", G_CALLBACK (show_previous), um);
return um;
}
void
um_history_dialog_free (UmHistoryDialog *um)
{
gtk_widget_destroy (um->dialog);
g_clear_object (&um->user);
g_clear_object (&um->builder);
if (um->week) {
g_date_time_unref (um->week);
}
if (um->current_week) {
g_date_time_unref (um->current_week);
}
g_free (um);
}