/* === S Y N F I G ========================================================= */
/*! \file autorecover.cpp
** \brief Template File
**
** $Id$
**
** \legal
** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
** Copyright (c) 2008 Chris Moore
**
** This package 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 2 of
** the License, or (at your option) any later version.
**
** This package 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.
** \endlegal
*/
/* ========================================================================= */
/* === H E A D E R S ======================================================= */
#ifdef USING_PCH
# include "pch.h"
#else
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <glibmm/miscutils.h>
#include <glibmm/main.h>
#include <synfig/general.h>
#include <synfig/filesystemtemporary.h>
#include <gui/localization.h>
#include "app.h"
#include "instance.h"
#include "autorecover.h"
#endif
/* === U S I N G =========================================================== */
using namespace std;
using namespace etl;
using namespace synfig;
using namespace studio;
/* === M A C R O S ========================================================= */
/* === G L O B A L S ======================================================= */
/* === P R O C E D U R E S ================================================= */
/* === M E T H O D S ======================================================= */
AutoRecover::AutoRecover():
enabled(),
timeout_ms()
{ }
AutoRecover::~AutoRecover()
{
set_timer(false, 0);
}
void
AutoRecover::set_timer(bool enabled, int timeout_ms)
{
if (timeout_ms < 0) timeout_ms = 0;
if (this->enabled != enabled || this->timeout_ms != timeout_ms)
{
bool env_enabled = !getenv("SYNFIG_DISABLE_AUTO_SAVE");
if (this->enabled && this->timeout_ms > 0 && env_enabled)
connection.disconnect();
this->enabled = enabled;
this->timeout_ms = timeout_ms;
if (this->enabled && this->timeout_ms > 0 && env_enabled)
connection = Glib::signal_timeout().connect(
sigc::bind_return(
sigc::mem_fun(*this, &AutoRecover::auto_backup),
true ),
this->timeout_ms );
}
}
void
AutoRecover::auto_backup()
{
int total = (int)App::instance_list.size();
int count = 0;
try
{
for(std::list< etl::handle<Instance> >::iterator i = App::instance_list.begin(); i != App::instance_list.end(); ++i)
try
{
if ((*i)->backup())
++count;
}
catch(...)
{
synfig::error("AutoRecover::auto_backup(): UNKNOWN EXCEPTION THROWN.");
}
}
catch(...)
{
synfig::error("AutoRecover::auto_backup(): UNKNOWN EXCEPTION THROWN.");
}
// Also go ahead and save the settings
App::save_settings();
//if (count)
// synfig::info("AutoRecover::auto_backup(): %d Files backed up.", count);
if (count != total)
synfig::error("AutoRecover::auto_backup(): %d FILES NOT BACKED UP.", total - count);
}
bool
AutoRecover::recovery_needed()const
{
FileSystem::FileList files;
FileSystemTemporary::scan_temporary_directory("instance", files, App::get_temporary_directory());
return !files.empty();
}
bool
AutoRecover::recover(int &number_recovered)
{
bool success = false;
number_recovered = 0;
FileSystem::FileList files;
if (FileSystemTemporary::scan_temporary_directory("instance", files, App::get_temporary_directory()))
{
success = true;
for(FileSystem::FileList::const_iterator i = files.begin(); i != files.end(); ++i)
if (App::open_from_temporary_filesystem(App::get_temporary_directory() + ETL_DIRECTORY_SEPARATOR + *i))
++number_recovered;
else
success=false;
}
return success;
}
bool
AutoRecover::clear_backups()
{
bool success = false;
FileSystem::FileList files;
if (FileSystemTemporary::scan_temporary_directory("instance", files, App::get_temporary_directory()))
{
success = true;
for(FileSystem::FileList::const_iterator i = files.begin(); i != files.end(); ++i)
{
// FileSystemTemporary will clear opened temporary files in destructor
String filename = App::get_temporary_directory() + ETL_DIRECTORY_SEPARATOR + *i;
bool s = false;
try { s = FileSystemTemporary("").open_temporary(filename); }
catch (...) { }
if (!s)
{
FileSystemNative::instance()->file_remove(filename);
success = false;
}
}
}
return success;
}