1 files changed, 309 insertions, 0 deletions
diff --git a/panels/wwan/cc-wwan-sim-lock-dialog.c b/panels/wwan/cc-wwan-sim-lock-dialog.c
new file mode 100644
index 0000000..09c6773
--- /dev/null
+++ b/panels/wwan/cc-wwan-sim-lock-dialog.c
@@ -0,0 +1,309 @@
+/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* cc-wwan-network-dialog.c
+ *
+ * Copyright 2019,2022 Purism SPC
+ *
+ * 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/>.
+ *
+ * Author(s):
+ *   Mohammed Sadiq <sadiq@sadiqpk.org>
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#undef G_LOG_DOMAIN
+#define G_LOG_DOMAIN "cc-wwan-sim-lock-dialog"
+
+#include <config.h>
+#include <glib/gi18n.h>
+#include <libmm-glib.h>
+
+#include "cc-list-row.h"
+#include "cc-wwan-sim-lock-dialog.h"
+#include "cc-wwan-resources.h"
+
+/**
+ * @short_description: Dialog to manage SIM Locks like PIN
+ */
+
+#define PIN_MINIMUM_LENGTH 4
+#define PIN_MAXIMUM_LENGTH 8
+
+struct _CcWwanSimLockDialog
+{
+  GtkDialog     parent_instance;
+
+  CcWwanDevice *device;
+
+  GtkButton    *apply_button;
+  GtkStack     *button_stack;
+  GtkGrid      *lock_change_grid;
+  CcListRow    *lock_row;
+  GtkEntry     *new_pin_entry;
+  GtkButton    *next_button;
+  GtkEntry     *pin_confirm_entry;
+  GtkEntry     *pin_entry;
+  GtkStack     *pin_settings_stack;
+};
+
+G_DEFINE_TYPE (CcWwanSimLockDialog, cc_wwan_sim_lock_dialog, GTK_TYPE_DIALOG)
+
+
+enum {
+  PROP_0,
+  PROP_DEVICE,
+  N_PROPS
+};
+
+static GParamSpec *properties[N_PROPS];
+
+static void
+cc_wwan_sim_lock_changed_cb (CcWwanSimLockDialog *self)
+{
+  gboolean row_enabled, lock_enabled;
+
+  lock_enabled = cc_wwan_device_get_sim_lock (self->device);
+  row_enabled = cc_list_row_get_active (self->lock_row);
+
+  gtk_widget_set_sensitive (GTK_WIDGET (self->next_button), lock_enabled != row_enabled);
+  gtk_widget_set_visible (GTK_WIDGET (self->lock_change_grid), row_enabled && lock_enabled);
+}
+
+static void
+cc_wwan_pin_next_clicked_cb (CcWwanSimLockDialog *self)
+{
+  gtk_stack_set_visible_child_name (self->pin_settings_stack, "pin-entry");
+  gtk_editable_set_text (GTK_EDITABLE (self->pin_entry), "");
+
+  gtk_widget_set_sensitive (GTK_WIDGET (self->apply_button), FALSE);
+  gtk_stack_set_visible_child (self->button_stack,
+                               GTK_WIDGET (self->apply_button));
+}
+
+static void
+cc_wwan_pin_apply_clicked_cb (CcWwanSimLockDialog *self)
+{
+  const gchar *pin, *new_pin;
+  gboolean row_enabled, lock_enabled;
+
+  gtk_widget_hide (GTK_WIDGET (self));
+
+  lock_enabled = cc_wwan_device_get_sim_lock (self->device);
+  row_enabled = cc_list_row_get_active (self->lock_row);
+  pin = gtk_editable_get_text (GTK_EDITABLE (self->pin_entry));
+  new_pin = gtk_editable_get_text (GTK_EDITABLE (self->new_pin_entry));
+
+  if (lock_enabled != row_enabled)
+    {
+      if (row_enabled)
+        cc_wwan_device_enable_pin (self->device, pin, NULL, NULL, NULL);
+      else
+        cc_wwan_device_disable_pin (self->device, pin, NULL, NULL, NULL);
+
+      return;
+    }
+
+  cc_wwan_device_change_pin (self->device, pin, new_pin, NULL, NULL, NULL);
+}
+
+static void
+cc_wwan_pin_entry_text_inserted_cb (CcWwanSimLockDialog *self,
+                                    gchar               *new_text,
+                                    gint                 new_text_length,
+                                    gpointer             position,
+                                    GtkEditable         *editable)
+{
+  size_t digit_end;
+  size_t len;
+
+  if (!new_text || !*new_text)
+    return;
+
+  if (new_text_length == 1 && g_ascii_isdigit (*new_text))
+    return;
+
+  if (new_text_length == -1)
+    len = strlen (new_text);
+  else
+    len = new_text_length;
+
+  if (len == 1 && g_ascii_isdigit (*new_text))
+    return;
+
+  digit_end = strspn (new_text, "1234567890");
+
+  /* The maximum length possible for PIN is 8 */
+  if (len <= 8 &&  digit_end == len)
+    return;
+
+  g_signal_stop_emission_by_name (editable, "insert-text");
+  gtk_widget_error_bell (GTK_WIDGET (editable));
+}
+
+static void
+cc_wwan_pin_entry_changed_cb (CcWwanSimLockDialog *self)
+{
+  const gchar *new_pin, *confirm_pin;
+
+  new_pin = gtk_editable_get_text (GTK_EDITABLE (self->new_pin_entry));
+  confirm_pin = gtk_editable_get_text (GTK_EDITABLE (self->pin_confirm_entry));
+  gtk_widget_set_sensitive (GTK_WIDGET (self->next_button), FALSE);
+
+  /* A PIN should have a minimum length of 4 */
+  if (!new_pin || !confirm_pin || strlen (new_pin) < 4)
+    return;
+
+  if (g_str_equal (new_pin, confirm_pin))
+    gtk_widget_set_sensitive (GTK_WIDGET (self->next_button), TRUE);
+}
+
+
+static void
+cc_wwan_pin_entered_cb (CcWwanSimLockDialog *self)
+{
+  const gchar *pin;
+  gsize len;
+  gboolean enable_apply;
+
+  pin = gtk_editable_get_text (GTK_EDITABLE (self->pin_entry));
+
+  if (!pin || !*pin)
+    {
+      gtk_widget_set_sensitive (GTK_WIDGET (self->apply_button), FALSE);
+      return;
+    }
+
+  len = strlen (pin);
+  enable_apply = len >= PIN_MINIMUM_LENGTH && len <= PIN_MAXIMUM_LENGTH;
+
+  gtk_widget_set_sensitive (GTK_WIDGET (self->apply_button), enable_apply);
+}
+
+static void
+cc_wwan_sim_lock_dialog_set_property (GObject      *object,
+                                      guint         prop_id,
+                                      const GValue *value,
+                                      GParamSpec   *pspec)
+{
+  CcWwanSimLockDialog *self = (CcWwanSimLockDialog *)object;
+
+  switch (prop_id)
+    {
+    case PROP_DEVICE:
+      self->device = g_value_dup_object (value);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+static void
+cc_wwan_sim_lock_dialog_show (GtkWidget *widget)
+{
+  CcWwanSimLockDialog *self = (CcWwanSimLockDialog *)widget;
+  gboolean lock_enabled;
+
+  gtk_editable_set_text (GTK_EDITABLE (self->pin_entry), "");
+  gtk_widget_set_sensitive (GTK_WIDGET (self->next_button), FALSE);
+  gtk_widget_set_sensitive (GTK_WIDGET (self->apply_button), FALSE);
+
+  lock_enabled = cc_wwan_device_get_sim_lock (self->device);
+  g_object_set (self->lock_row, "active", lock_enabled, NULL);
+  gtk_widget_set_visible (GTK_WIDGET (self->lock_change_grid), lock_enabled);
+
+  gtk_widget_set_sensitive (GTK_WIDGET (self->next_button), FALSE);
+  gtk_stack_set_visible_child (self->button_stack,
+                               GTK_WIDGET (self->next_button));
+  gtk_button_set_label (self->apply_button, _("_Set"));
+
+  gtk_stack_set_visible_child_name (self->pin_settings_stack, "pin-settings");
+
+  gtk_editable_set_text (GTK_EDITABLE (self->pin_entry), "");
+  gtk_editable_set_text (GTK_EDITABLE (self->new_pin_entry), "");
+  gtk_editable_set_text (GTK_EDITABLE (self->pin_confirm_entry), "");
+
+  GTK_WIDGET_CLASS (cc_wwan_sim_lock_dialog_parent_class)->show (widget);
+}
+
+static void
+cc_wwan_sim_lock_dialog_dispose (GObject *object)
+{
+  CcWwanSimLockDialog *self = (CcWwanSimLockDialog *)object;
+
+  g_clear_object (&self->device);
+
+  G_OBJECT_CLASS (cc_wwan_sim_lock_dialog_parent_class)->dispose (object);
+}
+
+static void
+cc_wwan_sim_lock_dialog_class_init (CcWwanSimLockDialogClass *klass)
+{
+  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->set_property = cc_wwan_sim_lock_dialog_set_property;
+  object_class->dispose = cc_wwan_sim_lock_dialog_dispose;
+
+  widget_class->show = cc_wwan_sim_lock_dialog_show;
+
+  properties[PROP_DEVICE] =
+    g_param_spec_object ("device",
+                         "Device",
+                         "The WWAN Device",
+                         CC_TYPE_WWAN_DEVICE,
+                         G_PARAM_WRITABLE | G_PARAM_STATIC_STRINGS | G_PARAM_CONSTRUCT_ONLY);
+
+  g_object_class_install_properties (object_class, N_PROPS, properties);
+
+  gtk_widget_class_set_template_from_resource (widget_class,
+                                               "/org/gnome/control-center/wwan/cc-wwan-sim-lock-dialog.ui");
+
+  gtk_widget_class_bind_template_child (widget_class, CcWwanSimLockDialog, apply_button);
+  gtk_widget_class_bind_template_child (widget_class, CcWwanSimLockDialog, button_stack);
+  gtk_widget_class_bind_template_child (widget_class, CcWwanSimLockDialog, lock_change_grid);
+  gtk_widget_class_bind_template_child (widget_class, CcWwanSimLockDialog, lock_row);
+  gtk_widget_class_bind_template_child (widget_class, CcWwanSimLockDialog, new_pin_entry);
+  gtk_widget_class_bind_template_child (widget_class, CcWwanSimLockDialog, next_button);
+  gtk_widget_class_bind_template_child (widget_class, CcWwanSimLockDialog, pin_confirm_entry);
+  gtk_widget_class_bind_template_child (widget_class, CcWwanSimLockDialog, pin_entry);
+  gtk_widget_class_bind_template_child (widget_class, CcWwanSimLockDialog, pin_settings_stack);
+
+  gtk_widget_class_bind_template_callback (widget_class, cc_wwan_sim_lock_changed_cb);
+  gtk_widget_class_bind_template_callback (widget_class, cc_wwan_pin_next_clicked_cb);
+  gtk_widget_class_bind_template_callback (widget_class, cc_wwan_pin_apply_clicked_cb);
+  gtk_widget_class_bind_template_callback (widget_class, cc_wwan_pin_entry_text_inserted_cb);
+  gtk_widget_class_bind_template_callback (widget_class, cc_wwan_pin_entry_changed_cb);
+  gtk_widget_class_bind_template_callback (widget_class, cc_wwan_pin_entered_cb);
+}
+
+static void
+cc_wwan_sim_lock_dialog_init (CcWwanSimLockDialog *self)
+{
+  gtk_widget_init_template (GTK_WIDGET (self));
+}
+
+CcWwanSimLockDialog *
+cc_wwan_sim_lock_dialog_new (GtkWindow    *parent_window,
+                             CcWwanDevice *device)
+{
+  g_return_val_if_fail (GTK_IS_WINDOW (parent_window), NULL);
+  g_return_val_if_fail (CC_IS_WWAN_DEVICE (device), NULL);
+
+  return g_object_new (CC_TYPE_WWAN_SIM_LOCK_DIALOG,
+                       "transient-for", parent_window,
+                       "use-header-bar", 1,
+                       "device", device,
+                       NULL);
+}