From a4190caa85842de9af9880729c41b07945265cf2 Mon Sep 17 00:00:00 2001
From: Umang Jain <umang@endlessm.com>
Date: Fri, 28 Feb 2020 17:23:09 +0530
Subject: [PATCH] panels: lock: Disable lock screen when autologin is enabled

Note 2020-08-26: This patch has been in Endless OS since 2014; proposing
  it upstream. Presumably if you have autologin enabled you're not
  depending on your account password to keep your computer secure.
---
 panels/lock/cc-lock-panel.c  | 42 +++++++++++++++++++++++++++---------
 panels/lock/cc-lock-panel.ui |  4 ++--
 panels/lock/meson.build      |  6 +++++-
 3 files changed, 39 insertions(+), 13 deletions(-)

diff --git a/panels/lock/cc-lock-panel.c b/panels/lock/cc-lock-panel.c
index 86800e871b..f2907f0413 100644
--- a/panels/lock/cc-lock-panel.c
+++ b/panels/lock/cc-lock-panel.c
@@ -24,6 +24,7 @@
 #include "cc-lock-resources.h"
 #include "cc-util.h"
 
+#include <act/act.h>
 #include <gio/gdesktopappinfo.h>
 #include <glib/gi18n.h>
 
@@ -46,6 +47,9 @@ struct _CcLockPanel
   GtkSwitch     *usb_protection_switch;
   GDBusProxy    *usb_proxy;
   GtkListBoxRow *usb_protection_row;
+
+  GtkWidget     *automatic_screen_lock_delay_row;
+  GtkWidget     *automatic_screen_lock_row;
 };
 
 CC_PANEL_REGISTER (CcLockPanel, cc_lock_panel)
@@ -270,6 +274,8 @@ cc_lock_panel_class_init (CcLockPanelClass *klass)
   gtk_widget_class_bind_template_child (widget_class, CcLockPanel, show_notifications_switch);
   gtk_widget_class_bind_template_child (widget_class, CcLockPanel, usb_protection_switch);
   gtk_widget_class_bind_template_child (widget_class, CcLockPanel, usb_protection_row);
+  gtk_widget_class_bind_template_child (widget_class, CcLockPanel, automatic_screen_lock_row);
+  gtk_widget_class_bind_template_child (widget_class, CcLockPanel, automatic_screen_lock_delay_row);
 
   gtk_widget_class_bind_template_callback (widget_class, on_blank_screen_delay_changed_cb);
   gtk_widget_class_bind_template_callback (widget_class, on_lock_combo_changed_cb);
@@ -279,6 +285,9 @@ static void
 cc_lock_panel_init (CcLockPanel *self)
 {
   guint value;
+  ActUserManager *um;
+  ActUser *user;
+  gboolean automatic_login;
 
   g_resources_register (cc_lock_get_resource ());
 
@@ -295,17 +304,30 @@ cc_lock_panel_init (CcLockPanel *self)
   self->notification_settings = g_settings_new ("org.gnome.desktop.notifications");
   self->session_settings = g_settings_new ("org.gnome.desktop.session");
 
-  g_settings_bind (self->lock_settings,
-                   "lock-enabled",
-                   self->automatic_screen_lock_switch,
-                   "active",
-                   G_SETTINGS_BIND_DEFAULT);
+  um = act_user_manager_get_default ();
+  user = act_user_manager_get_user_by_id (um, getuid ());
+  automatic_login = act_user_get_automatic_login (user);
 
-  g_settings_bind (self->lock_settings,
-                   "lock-enabled",
-                   self->lock_after_combo,
-                   "sensitive",
-                   G_SETTINGS_BIND_GET);
+  if (automatic_login)
+    {
+      gtk_switch_set_active (self->automatic_screen_lock_switch, FALSE);
+      gtk_widget_set_sensitive (self->automatic_screen_lock_row, FALSE);
+      gtk_widget_set_sensitive (self->automatic_screen_lock_delay_row, FALSE);
+    }
+  else
+    {
+      g_settings_bind (self->lock_settings,
+                       "lock-enabled",
+                       self->automatic_screen_lock_switch,
+                       "active",
+                       G_SETTINGS_BIND_DEFAULT);
+
+      g_settings_bind (self->lock_settings,
+                       "lock-enabled",
+                       self->lock_after_combo,
+                       "sensitive",
+                       G_SETTINGS_BIND_GET);
+    }
 
   set_lock_value_for_combo (self->lock_after_combo, self);
 
diff --git a/panels/lock/cc-lock-panel.ui b/panels/lock/cc-lock-panel.ui
index f32dde1115..3fdf537d33 100644
--- a/panels/lock/cc-lock-panel.ui
+++ b/panels/lock/cc-lock-panel.ui
@@ -60,7 +60,7 @@
 
                     <!-- Automatic Screen Lock row -->
                     <child>
-                      <object class="HdyActionRow">
+                      <object class="HdyActionRow" id="automatic_screen_lock_row">
                         <property name="visible">true</property>
                         <property name="title" translatable="yes">Automatic Screen _Lock</property>
                         <property name="activatable-widget">automatic_screen_lock_switch</property>
@@ -77,7 +77,7 @@
 
                     <!-- Automatic Screen Lock Delay row -->
                     <child>
-                      <object class="HdyActionRow">
+                      <object class="HdyActionRow" id="automatic_screen_lock_delay_row">
                         <property name="visible">true</property>
                         <property name="title" translatable="yes">Automatic _Screen Lock Delay</property>
                         <property name="subtitle" translatable="yes">Period after the screen blanks when the screen is automatically locked.</property>
diff --git a/panels/lock/meson.build b/panels/lock/meson.build
index 0661af4fa0..10ab3aca2e 100644
--- a/panels/lock/meson.build
+++ b/panels/lock/meson.build
@@ -29,12 +29,16 @@ sources += gnome.compile_resources(
   export: true
 )
 
+deps = common_deps + [
+  accounts_dep,
+]
+
 cflags += '-DGNOMELOCALEDIR="@0@"'.format(control_center_localedir)
 
 panels_libs += static_library(
   cappletname,
   sources: sources,
   include_directories: [top_inc, common_inc],
-  dependencies: common_deps,
+  dependencies: deps,
   c_args: cflags
 )
-- 
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