#!/usr/bin/env php
<?php
/**
 * This script clears cache data from a backend.
 *
 * Copyright 2011-2017 Horde LLC (http://www.horde.org/)
 *
 * See the enclosed file COPYING for license information (LGPL-2). If you
 * did not receive this file, see http://www.horde.org/licenses/lgpl.
 *
 * @author   Michael Slusarz <slusarz@horde.org>
 * @category Horde
 * @license  http://www.horde.org/licenses/lgpl LGPL-2
 * @package  Horde
 */

$baseFile = __DIR__ . '/../lib/Application.php';
if (file_exists($baseFile)) {
    require_once $baseFile;
} else {
    require_once 'PEAR/Config.php';
    require_once PEAR_Config::singleton()
        ->get('horde_dir', null, 'pear.horde.org') . '/lib/Application.php';
}
Horde_Registry::appInit('horde', array(
    'authentication' => 'none',
    'cli' => true
));

try {
    $cache = $injector->getInstance('Horde_Cache');
} catch (Exception $e) {
    $cli->fatal($e);
}

$parser = new Horde_Argv_Parser();
$parser->addOption('-f', array(
    'action' => 'store_true',
    'help' => 'Force cleaning without prompt',
    'dest' => 'force'
));
list($values,) = $parser->parseArgs();

$clear = $values->force
   ? true
   : ($cli->prompt($cli->red('Are you sure you want to expire all cached data?'), array('y' => 'Yes', 'n' => 'No'), 'n') == 'y');

if ($clear) {
    try {
        $cache->clear();
        $cli->message('Cache data cleared. NOTE: This does not indicate that cache data was successfully cleared on the backend, only that no error messages were returned.', 'cli.success');
    } catch (Horde_Exception $e) {
        $cli->fatal($e);
    }
}