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<?php

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if (!defined('ABSPATH')) exit;

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if (!class_exists('BVRecover')) :

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class BVRecover {

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public static $default_secret_key = 'bv_default_secret_key';

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public static function defaultSecret($settings) {

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$secret = self::getDefaultSecret($settings);

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if (empty($secret)) {

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$secret = BVRecover::refreshDefaultSecret($settings);

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}

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return $secret;

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}

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public static function refreshDefaultSecret($settings) {

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$key_details = array();

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$key_details["key"] = BVAccount::randString(32);

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$key_details["expires_at"] = time() + (24 * 60 * 60);

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$settings->updateOption(self::$default_secret_key, $key_details);

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return $key_details["key"];

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}

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public static function deleteDefaultSecret($settings) {

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$settings->deleteOption(self::$default_secret_key);

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}

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public static function getDefaultSecret($settings) {

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$key_details = $settings->getOption(self::$default_secret_key);

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if (is_array($key_details) && $key_details["expires_at"] > time()) {

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return $key_details["key"];

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}

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return null;

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}

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public static function getSecretStatus($settings) {

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$key_details = $settings->getOption(self::$default_secret_key);

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$status = 'ACTIVE';

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if (!is_array($key_details)) {

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$status = 'DELETED';

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} elseif ($key_details["expires_at"] <= time()) {

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$status = 'EXPIRED';

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}

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return $status;

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}

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public static function validate($key) {

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return $key && strlen($key) >= 32;

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}

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public static function find($settings, $pubkey) {

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if (!self::validate($pubkey)) {

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return null;

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}

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$secret = self::getDefaultSecret($settings);

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if (!self::validate($secret)) {

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return null;

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}

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$account = new BVAccount($settings, $pubkey, $secret);

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return $account;

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}

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}

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endif;

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