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/* GIO - GLib Input, Output and Streaming Library
*
* Copyright (C) 2006-2007 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
* Public License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
* Author: Alexander Larsson <alexl@redhat.com>
*/
#include <config.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <glib.h>
#include <glib/gi18n.h>
#include "gvfsjobcreatemonitor.h"
G_DEFINE_TYPE (GVfsJobCreateMonitor, g_vfs_job_create_monitor, G_VFS_TYPE_JOB_DBUS)
static void run (GVfsJob *job);
static gboolean try (GVfsJob *job);
static void create_reply (GVfsJob *job,
GVfsDBusMount *object,
GDBusMethodInvocation *invocation);
static void
g_vfs_job_create_monitor_finalize (GObject *object)
{
GVfsJobCreateMonitor *job;
job = G_VFS_JOB_CREATE_MONITOR (object);
g_free (job->filename);
if (job->monitor)
g_object_unref (job->monitor);
if (G_OBJECT_CLASS (g_vfs_job_create_monitor_parent_class)->finalize)
(*G_OBJECT_CLASS (g_vfs_job_create_monitor_parent_class)->finalize) (object);
}
static void
g_vfs_job_create_monitor_class_init (GVfsJobCreateMonitorClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GVfsJobClass *job_class = G_VFS_JOB_CLASS (klass);
GVfsJobDBusClass *job_dbus_class = G_VFS_JOB_DBUS_CLASS (klass);
gobject_class->finalize = g_vfs_job_create_monitor_finalize;
job_class->run = run;
job_class->try = try;
job_dbus_class->create_reply = create_reply;
}
static void
g_vfs_job_create_monitor_init (GVfsJobCreateMonitor *job)
{
}
static gboolean
create_monitor_new_handle (GVfsDBusMount *object,
GDBusMethodInvocation *invocation,
const gchar *arg_path_data,
guint arg_flags,
GVfsBackend *backend,
gboolean is_directory)
{
GVfsJobCreateMonitor *job;
if (g_vfs_backend_invocation_first_handler (object, invocation, backend))
return TRUE;
job = g_object_new (G_VFS_TYPE_JOB_CREATE_MONITOR,
"object", object,
"invocation", invocation,
NULL);
job->is_directory = is_directory;
job->filename = g_strdup (arg_path_data);
job->backend = backend;
job->flags = arg_flags;
g_vfs_job_source_new_job (G_VFS_JOB_SOURCE (backend), G_VFS_JOB (job));
g_object_unref (job);
return TRUE;
}
gboolean
g_vfs_job_create_file_monitor_new_handle (GVfsDBusMount *object,
GDBusMethodInvocation *invocation,
const gchar *arg_path_data,
guint arg_flags,
GVfsBackend *backend)
{
g_print ("called CreateFileMonitor()\n");
return create_monitor_new_handle (object, invocation, arg_path_data, arg_flags, backend, FALSE);
}
gboolean
g_vfs_job_create_directory_monitor_new_handle (GVfsDBusMount *object,
GDBusMethodInvocation *invocation,
const gchar *arg_path_data,
guint arg_flags,
GVfsBackend *backend)
{
g_print ("called CreateDirectoryMonitor()\n");
return create_monitor_new_handle (object, invocation, arg_path_data, arg_flags, backend, TRUE);
}
void
g_vfs_job_create_monitor_set_monitor (GVfsJobCreateMonitor *job,
GVfsMonitor *monitor)
{
job->monitor = g_object_ref (monitor);
}
static void
run (GVfsJob *job)
{
GVfsJobCreateMonitor *op_job = G_VFS_JOB_CREATE_MONITOR (job);
GVfsBackendClass *class = G_VFS_BACKEND_GET_CLASS (op_job->backend);
if (op_job->is_directory)
{
if (class->create_dir_monitor == NULL)
g_vfs_job_failed (job, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
_("Operation not supported by backend"));
else
class->create_dir_monitor (op_job->backend,
op_job,
op_job->filename,
op_job->flags);
}
else
{
if (class->create_file_monitor == NULL)
g_vfs_job_failed (job, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
_("Operation not supported by backend"));
else
class->create_file_monitor (op_job->backend,
op_job,
op_job->filename,
op_job->flags);
}
}
static gboolean
try (GVfsJob *job)
{
GVfsJobCreateMonitor *op_job = G_VFS_JOB_CREATE_MONITOR (job);
GVfsBackendClass *class = G_VFS_BACKEND_GET_CLASS (op_job->backend);
if (op_job->is_directory)
{
if (class->try_create_dir_monitor == NULL)
{
if (class->create_dir_monitor == NULL)
{
g_vfs_job_failed (job, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
_("Operation not supported by backend"));
return TRUE;
}
return FALSE;
}
return class->try_create_dir_monitor (op_job->backend,
op_job,
op_job->filename,
op_job->flags);
}
else
{
if (class->try_create_file_monitor == NULL)
{
if (class->create_file_monitor == NULL)
{
g_vfs_job_failed (job, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
_("Operation not supported by backend"));
return TRUE;
}
return FALSE;
}
return class->try_create_file_monitor (op_job->backend,
op_job,
op_job->filename,
op_job->flags);
}
}
static gboolean
unref_monitor_timeout (gpointer data)
{
GVfsMonitor *monitor = data;
/* Unref the refcount for the VfsMonitor that we returned.
If we didn't get an initial subscriber this is where we free the
monitor */
g_object_unref (monitor);
return FALSE;
}
/* Might be called on an i/o thread */
static void
create_reply (GVfsJob *job,
GVfsDBusMount *object,
GDBusMethodInvocation *invocation)
{
GVfsJobCreateMonitor *op_job = G_VFS_JOB_CREATE_MONITOR (job);
const char *obj_path;
/* Keep the monitor alive for at least 5 seconds
to allow for a subscribe call to come in and bump
the refcount */
g_object_ref (op_job->monitor);
g_timeout_add_seconds (5,
unref_monitor_timeout,
op_job->monitor);
obj_path = g_vfs_monitor_get_object_path (op_job->monitor);
if (op_job->is_directory)
gvfs_dbus_mount_complete_create_directory_monitor (object, invocation, obj_path);
else
gvfs_dbus_mount_complete_create_file_monitor (object, invocation, obj_path);
}
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