From 3ccb5e38e59f570ec0f3dd6bf6e67fd82f5944a0 Mon Sep 17 00:00:00 2001
From: Eric Koegel <eric.koegel@gmail.com>
Date: Mon, 25 Jan 2016 11:58:03 +0300
Subject: Add XDG_RUNTIME_DIR from ConsoleKit2

---
 src/console-kit.c   | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++
 src/console-kit.h   |  2 ++
 src/session-child.c | 11 +++++++++++
 3 files changed, 63 insertions(+)

diff --git a/src/console-kit.c b/src/console-kit.c
index 41ffbc49..ac514cc2 100644
--- a/src/console-kit.c
+++ b/src/console-kit.c
@@ -260,3 +260,53 @@ ck_close_session (const gchar *cookie)
     if (!is_closed)
         g_warning ("ConsoleKit.Manager.CloseSession() returned false");
 }
+
+gchar *
+ck_get_xdg_runtime_dir (const gchar *cookie)
+{
+    GDBusConnection *bus;
+    gchar *session_path;
+    gchar *runtime_dir = NULL;
+    GError *error = NULL;
+
+    g_return_if_fail (cookie != NULL);
+
+    g_debug ("Getting XDG_RUNTIME_DIR from ConsoleKit for session %s", cookie);
+
+    bus = g_bus_get_sync (G_BUS_TYPE_SYSTEM, NULL, &error);
+    if (error)
+        g_warning ("Failed to get system bus: %s", error->message);
+    g_clear_error (&error);
+    if (!bus)
+        return NULL;
+
+    session_path = get_ck_session (bus, cookie);
+    if (session_path)
+    {
+        GVariant *result;
+
+        result = g_dbus_connection_call_sync (bus,
+                                              "org.freedesktop.ConsoleKit",
+                                              session_path,
+                                              "org.freedesktop.ConsoleKit.Session",
+                                              "GetXDGRuntimeDir",
+                                              g_variant_new ("()"),
+                                              G_VARIANT_TYPE ("(s)"),
+                                              G_DBUS_CALL_FLAGS_NONE,
+                                              -1,
+                                              NULL,
+                                              &error);
+        if (error)
+            g_warning ("Error getting XDG_RUNTIME_DIR from ConsoleKit: %s", error->message);
+        g_clear_error (&error);
+        if (!result)
+            return NULL;
+
+        g_variant_get (result, "(s)", &runtime_dir);
+        g_variant_unref (result);
+        g_debug ("ConsoleKit XDG_RUNTIME_DIR is %s", runtime_dir);
+    }
+
+    g_object_unref (bus);
+    return runtime_dir;
+}
diff --git a/src/console-kit.h b/src/console-kit.h
index 1080338e..5edaa2de 100644
--- a/src/console-kit.h
+++ b/src/console-kit.h
@@ -26,6 +26,8 @@ void ck_activate_session (const gchar *cookie);
 
 void ck_close_session (const gchar *cookie);
 
+gchar *ck_get_xdg_runtime_dir (const gchar *cookie);
+
 G_END_DECLS
 
 #endif /* CONSOLE_KIT_H_ */
diff --git a/src/session-child.c b/src/session-child.c
index dcf75aae..36569423 100644
--- a/src/session-child.c
+++ b/src/session-child.c
@@ -621,9 +621,20 @@ session_child_run (int argc, char **argv)
         if (console_kit_cookie)
         {
             gchar *value;
+            gchar *runtime_dir;
             value = g_strdup_printf ("XDG_SESSION_COOKIE=%s", console_kit_cookie);
             pam_putenv (pam_handle, value);
             g_free (value);
+
+            runtime_dir = ck_get_xdg_runtime_dir (console_kit_cookie);
+            if (runtime_dir)
+            {
+                gchar *value;
+                value = g_strdup_printf ("XDG_RUNTIME_DIR=%s", runtime_dir);
+                pam_putenv (pam_handle, value);
+                g_free (value);
+                g_free (runtime_dir);
+            }
         }
     }
 
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