[nautilus/wip/muktupavels/delete: 2/2] dbus-manager: add DeleteFiles method

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 24292d1be7fba020773b684c8c60f98d47c28f0e
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Fri Jan 31 00:01:25 2020 +0200

    dbus-manager: add DeleteFiles method
    
    Add DeleteFiles method to make it possible to permanently delete
    files avoiding trash.
    
    https://gitlab.gnome.org/GNOME/nautilus/merge_requests/504

 data/dbus-interfaces2.xml   |  4 ++++
 src/nautilus-dbus-manager.c | 48 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 52 insertions(+)
---
diff --git a/data/dbus-interfaces2.xml b/data/dbus-interfaces2.xml
index 0e62e5725..88d6f6e56 100644
--- a/data/dbus-interfaces2.xml
+++ b/data/dbus-interfaces2.xml
@@ -50,6 +50,10 @@
       <arg type='as' name='URIs' direction='in'/>
       <arg type='a{sv}' name='PlatformData' direction='in'/>
     </method>
+    <method name='DeleteFiles'>
+      <arg type='as' name='URIs' direction='in'/>
+      <arg type='a{sv}' name='PlatformData' direction='in'/>
+    </method>
     <method name='CreateFolder'>
       <arg type='s' name='URI' direction='in'/>
       <arg type='a{sv}' name='PlatformData' direction='in'/>
diff --git a/src/nautilus-dbus-manager.c b/src/nautilus-dbus-manager.c
index 199dc10ca..03e8faa55 100644
--- a/src/nautilus-dbus-manager.c
+++ b/src/nautilus-dbus-manager.c
@@ -411,6 +411,50 @@ handle_trash_files2 (NautilusDBusFileOperations2  *object,
     return TRUE; /* invocation was handled */
 }
 
+static void
+delete_on_finished (GHashTable *debutting_uris,
+                    gboolean    user_cancel,
+                    gpointer    callback_data)
+{
+    g_application_release (g_application_get_default ());
+}
+
+static void
+handle_delete_files_internal (const char                     **sources,
+                              NautilusFileOperationsDBusData  *dbus_data)
+{
+    g_autolist (GFile) source_files = NULL;
+    gint idx;
+
+    for (idx = 0; sources[idx] != NULL; idx++)
+    {
+        source_files = g_list_prepend (source_files,
+                                       g_file_new_for_uri (sources[idx]));
+    }
+
+    g_application_hold (g_application_get_default ());
+    nautilus_file_operations_delete_async (source_files, NULL,
+                                           dbus_data,
+                                           delete_on_finished, NULL);
+}
+
+static gboolean
+handle_delete_files2 (NautilusDBusFileOperations2  *object,
+                      GDBusMethodInvocation        *invocation,
+                      const gchar                 **sources,
+                      GVariant                     *platform_data)
+{
+    NautilusFileOperationsDBusData *dbus_data;
+
+    dbus_data = nautilus_file_operations_dbus_data_new (platform_data);
+
+    handle_delete_files_internal (sources, dbus_data);
+    nautilus_file_operations_dbus_data_unref (dbus_data);
+
+    nautilus_dbus_file_operations2_complete_delete_files (object, invocation);
+    return TRUE; /* invocation was handled */
+}
+
 static void
 rename_file_on_finished (NautilusFile *file,
                          GFile        *result_location,
@@ -516,6 +560,10 @@ nautilus_dbus_manager_init (NautilusDBusManager *self)
                       "handle-trash-files",
                       G_CALLBACK (handle_trash_files2),
                       self);
+    g_signal_connect (self->file_operations2,
+                      "handle-delete-files",
+                      G_CALLBACK (handle_delete_files2),
+                      self);
     g_signal_connect (self->file_operations,
                       "handle-create-folder",
                       G_CALLBACK (handle_create_folder),