emergency-calls-manager: Query origins for numbers

When the origins change we notify that emergency numbers
might have changed.

src/calls-emergency-calls-manager.c

@@ -9,6 +9,8 @@
 #define G_LOG_DOMAIN "CallsEmergencyCallsManger"
 
 #include "calls-emergency-calls-manager.h"
+#include "calls-origin.h"
+#include "calls-manager.h"
 
 /**
  * SECTION:calls-emergency-calls-manager
@@ -23,7 +25,7 @@ typedef struct _CallsEmergencyCallsManager
 {
   CallsDBusEmergencyCallsSkeleton parent;
 
-  int dbus_name_id;
+  GListModel *origins;
 } CallsEmergencyCallsManger;
 
 static void calls_emergency_calls_iface_init (CallsDBusEmergencyCallsIface *iface);
@@ -35,22 +37,66 @@ G_DEFINE_TYPE_WITH_CODE (CallsEmergencyCallsManager,
                            CALLS_DBUS_TYPE_EMERGENCY_CALLS,
                            calls_emergency_calls_iface_init));
 
+static void
+on_origins_changed (CallsEmergencyCallsManger *self)
+{
+  g_assert (CALLS_IS_EMERGENCY_CALLS_MANAGER (self));
+
+  g_signal_emit_by_name (self, "emergency-numbers-changed", 0);
+}
+
+
 static gboolean
 handle_call_emergency_contact (CallsDBusEmergencyCalls *object,
                                GDBusMethodInvocation *invocation,
                                const gchar *arg_id)
 {
-  return FALSE;
+  g_debug ("Calling %s", arg_id);
+
+  calls_dbus_emergency_calls_complete_call_emergency_contact (object, invocation);
+  return TRUE;
 }
 
 
+#define CONTACT_FORMAT "(ssia{sv})"
+#define CONTACTS_FORMAT "a" CONTACT_FORMAT
+
 static gboolean
 handle_get_emergency_contacts (CallsDBusEmergencyCalls *object,
                                GDBusMethodInvocation   *invocation)
 {
-  return FALSE;
+  GVariant *contacts;
-}
+  GVariantBuilder contacts_builder;
+  CallsEmergencyCallsManger *self = CALLS_EMERGENCY_CALLS_MANAGER (object);
 
+  g_variant_builder_init (&contacts_builder, G_VARIANT_TYPE (CONTACTS_FORMAT));
+
+  for (int i = 0; i < g_list_model_get_n_items (self->origins); i++) {
+    CallsOrigin *origin = g_list_model_get_item (self->origins, i);
+    g_auto (GStrv) emergency_numbers = NULL;
+
+    emergency_numbers = calls_origin_get_emergency_numbers (origin);
+    if (!emergency_numbers)
+      continue;
+
+    for (int j = 0; j < g_strv_length (emergency_numbers); j++) {
+      g_variant_builder_open (&contacts_builder, G_VARIANT_TYPE (CONTACT_FORMAT));
+      g_variant_builder_add (&contacts_builder, "s", emergency_numbers[j]);
+      /* For non-addressbook numbers we just use the number itself as contact */
+      g_variant_builder_add (&contacts_builder, "s", emergency_numbers[j]);
+      /* Currently unused */
+      g_variant_builder_add (&contacts_builder, "i", 0);
+      /* Currently no hints */
+      g_variant_builder_add (&contacts_builder, "a{sv}", NULL);
+      g_variant_builder_close (&contacts_builder);
+    }
+  }
+  contacts = g_variant_builder_end (&contacts_builder);
+
+  calls_dbus_emergency_calls_complete_get_emergency_contacts (object, invocation, contacts);
+
+  return TRUE;
+}
 
 static void
 calls_emergency_calls_iface_init (CallsDBusEmergencyCallsIface *iface)
@@ -60,14 +106,33 @@ calls_emergency_calls_iface_init (CallsDBusEmergencyCallsIface *iface)
 }
 
 static void
-calls_emergency_calls_manager_class_init (CallsEmergencyCallsManagerClass *klass)
+calls_emergency_calls_manager_dispose (GObject *object)
 {
+  CallsEmergencyCallsManager *self = CALLS_EMERGENCY_CALLS_MANAGER (object);
+
+  g_clear_object (&self->origins);
+
+  G_OBJECT_CLASS (calls_emergency_calls_manager_parent_class)->dispose (object);
 }
 
+static void
+calls_emergency_calls_manager_class_init (CallsEmergencyCallsManagerClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->dispose = calls_emergency_calls_manager_dispose;
+}
 
 static void
 calls_emergency_calls_manager_init (CallsEmergencyCallsManager *self)
 {
+  CallsManager *manager = calls_manager_get_default ();
+
+  self->origins = g_object_ref (calls_manager_get_origins (manager));
+  g_signal_connect_object (self->origins,
+                           "items-changed",
+                           G_CALLBACK (on_origins_changed),
+                           self, G_CONNECT_SWAPPED);
 }
 
 CallsEmergencyCallsManager *