fn_echo(__('twgadmin_checking_permissions') . '<br>');
$installed_dirs_ready = TwigmoUpgrade::checkUpgradePermissions($upgrade_dirs['installed']);
$repo_dirs_ready = TwigmoUpgrade::checkUpgradePermissions($upgrade_dirs['repo']);
if (!($installed_dirs_ready && $repo_dirs_ready)) {
$url = fn_url('settings.manage§ion_id=Upgrade_center');
$error_string = __('twgadmin_no_files_permissions', array('[link]' => '<a href="' . $url . '">', '[/link]' => '</a>'));
fn_echo('<span style="color:red">' . $error_string . '</span><br>');
fn_set_notification('E', __('error'), $error_string);
fn_stop_scroller();
return array(CONTROLLER_STATUS_REDIRECT, 'addons.update?addon=twigmo');
}
// backup files
fn_echo(__('twgadmin_backup_files') . '<br>');
TwigmoUpgrade::copyFiles($upgrade_dirs['installed'], $upgrade_dirs['backup_files']);
// Execute pre functions
TwigmoUpgrade::execUpgradeFunc($install_src_dir, 'pre_upgrade');
// Get and save current settings
fn_echo('<br>' . __('twgadmin_backup_settings') . '<br>');
TwigmoUpgrade::backupSettings($upgrade_dirs);
// Uninstal addon
fn_echo(__('twgadmin_uninstall_addon') . '<br>');
fn_uninstall_addon('twigmo', false);
// Update twigmo files
fn_echo('Copying new Twigmo add-on files...<br>');
TwigmoUpgrade::updateFiles($upgrade_dirs);
// Install
fn_echo('<br>Installing Twigmo add-on...<br>');
fn_install_addon('twigmo', false);
$_SESSION['twigmo_upgrade'] = array('upgrade_dirs' => $upgrade_dirs, 'install_src_dir' => $install_src_dir);
fn_stop_scroller();
echo '<br><br>';
