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<?php
/**
* Api class
*
* @package ZiinaPayment
*/
namespace ZiinaPayment\Api;
use Exception;
use ZiinaPayment\Ajax\Payment;
use ZiinaPayment\Entities\ZiinaPayment;
use ZiinaPayment\Logger\Main as ZiinaLogger;
defined( 'ABSPATH' ) || exit();
/**
* Class Api
*
* @package ZiinaPayment
* @since 1.0.0
*/
class Main {
/**
* @var string
*/
private $api_url = 'https://api-v2.ziina.com/api/';
/**
* @var array
*/
private $zero_decimals = [
'bif',
'clp',
'djf',
'gnf',
'jpy',
'kmf',
'krw',
'mga',
'pyg',
'rwf',
'ugx',
'vnd',
'vuv',
'xaf',
'xof',
'xpf',
];
/**
* @var array
*/
private $two_decimals = [
'aed',
'afn',
'all',
'amd',
'ang',
'aoa',
'ars',
'aud',
'awg',
'azn',
'bam',
'bbd',
'bdt',
'bgn',
'bmd',
'bnd',
'bob',
'brl',
'bsd',
'bwp',
'byn',
'bzd',
'cad',
'cdf',
'chf',
'cny',
'cop',
'crc',
'cve',
'czk',
'dkk',
'dop',
'dzd',
'egp',
'etb',
'eur',
'fjd',
'fkp',
'gbp',
'gel',
'gip',
'gmd',
'gtq',
'gyd',
'hkd',
'hnl',
'htg',
'huf',
'idr',
'ils',
'inr',
'isk',
'jmd',
'kes',
'kgs',
'khr',
'kyd',
'kzt',
'lak',
'lbp',
'lkr',
'lrd',
'lsl',
'mad',
'mdl',
'mkd',
'mmk',
'mnt',
'mop',
'mro',
'mur',
'mvr',
'mwk',
'mxn',
'myr',
'mzn',
'nad',
'ngn',
'nio',
'nok',
'npr',
'nzd',
'pab',
'pen',
'pgk',
'php',
'pkr',
'pln',
'qar',
'ron',
'rsd',
'rub',
'sar',
'sbd',
'scr',
'sek',
'sgd',
'shp',
'sle',
'sos',
'srd',
'std',
'szl',
'thb',
'tjs',
'top',
'try',
'ttd',
'twd',
'tzs',
'uah',
'usd',
'uyu',
'uzs',
'wst',
'xcd',
'yer',
'zar',
'zmw',
];
/**
* @var array
*/
private $three_decimals = [
'bhd',
'jod',
'kwd',
'omr',
'tnd',
];
/**
* @var bool
*/
private $is_test;
/**
* @var string
*/
private $authorization_token;
/**
* @var int
*/
private const RATE_LIMIT_DURATION = 60; // 60 seconds
/**
* @var string
*/
private const RATE_LIMIT_OPTION = 'ziina_payment_unauthorized_time';
/**
* Api constructor.
*/
public function __construct() {
$this->is_test = ziina_payment()->get_setting( 'is_test' ) ?? true;
$this->authorization_token = ziina_payment()->get_setting( 'authorization_token' ) ?? '';
}
/**
* Check if we're currently rate limited due to unauthorized errors
*
* @return bool
*/
private function is_rate_limited(): bool {
$last_error_time = get_transient(self::RATE_LIMIT_OPTION);
if ($last_error_time === false) {
return false;
}
return (time() - $last_error_time) < self::RATE_LIMIT_DURATION;
}
/**
* @param string $endpoint ziina api endpoint.
* @param string $method http method.
* @param array $body request body.
*
* @return array
* @throws Exception If request error.
*/
private function request( string $endpoint, $method = 'GET', $body = array() ): array {
if ($this->is_rate_limited()) {
$last_error_time = get_transient(self::RATE_LIMIT_OPTION);
throw new Exception( esc_html__( 'Too many unauthorized requests. Please try again in a minute.', 'ziina' ) );
}
$url = $this->api_url . $endpoint;
$params = array(
'body' => empty( $body ) ? null : wp_json_encode( $body ),
'method' => $method,
'headers' => array(
'Authorization' => "Bearer $this->authorization_token",
'Content-Type' => 'application/json',
'Accept' => 'application/json',
'ziina-device-platform' => 'woocommerce',
),
);
$log_params = array(
'url' => $url,
'method' => $method,
'body' => $body,
'params' => $params,
);
ziina_payment()->log($log_params);
ZiinaLogger::info('Sending request', $log_params);
$res = wp_remote_request( $url, $params );
if ( is_wp_error( $res ) ) {
$wp_error_log = array(
'error' => $res->get_error_message(),
);
ziina_payment()->log($wp_error_log);
ZiinaLogger::error('Wordpress error', $wp_error_log);
throw new Exception( esc_html( $res->get_error_message() ) );
}
$response_log = array(
'response' => $res,
);
ZiinaLogger::info('Received response from Ziina API', $response_log);
ziina_payment()->log($response_log);
if (wp_remote_retrieve_response_code($res) === 401) {
$current_time = time();
set_transient(self::RATE_LIMIT_OPTION, $current_time, self::RATE_LIMIT_DURATION);
throw new Exception( esc_html__( 'Unauthorized request. Please check your API credentials.', 'ziina' ) );
}
$res_body = json_decode( $res['body'], true );
if ( ! empty( $res['body'] ) && is_null( $res_body ) ) {
$wrong_body_log = array(
'error' => 'wrong body',
'body' => $res['body'],
);
ziina_payment()->log($wrong_body_log);
ZiinaLogger::error('Api request decoding error', $wrong_body_log);
throw new Exception( esc_html__( 'Api request decoding error', 'ziina' ) );
}
return $res_body;
}
public function get_rounded_total( $total, $currency ) {
ini_set("serialize_precision", -1);
if(in_array(strtolower($currency), $this->zero_decimals)){
return round( $total );
}elseif(in_array(strtolower($currency), $this->two_decimals)){
return round( $total, 2 ) * 100;
}elseif(in_array(strtolower($currency), $this->three_decimals)){
return round( $total, 2 ) * 1000;
}else{
throw new Exception( esc_html__( 'Not supported currency', 'ziina' ) );
}
}
/**
* @param mixed $order_id order to create payment.
*
* @return array
* @throws Exception If request error.
*/
public function create_payment_intent( $order_id ): array {
if (empty($this->authorization_token)) {
throw new Exception( esc_html__( "We couldn't process your payment because this payment option isn't set up correctly. Contact the store to complete your order.", 'ziina' ) );
}
$order = wc_get_order( $order_id );
ini_set("serialize_precision", -1);
$total = $this->get_rounded_total($order->get_total(), $order->get_currency());
$body = array(
'amount' => $total,
'currency_code' => $order->get_currency(),
'transaction_source' => 'woocommerce',
'success_url' => Payment::get_action_url(
'success_url',
array(
'order_id' => $order->get_id(),
)
),
'cancel_url' => Payment::get_action_url(
'cancel_url',
array(
'order_id' => $order->get_id(),
)
),
'test' => $this->is_test,
);
$payment_intent = $this->request(
'payment_intent',
'POST',
$body
);
if ( ! empty( $payment_intent ) && ! empty( $payment_intent['id'] ) ) {
ZiinaPayment::by_order( $order )->set_payment_id( $payment_intent['id'] );
return $payment_intent;
}
ZiinaLogger::error('Api request error', [
'payment_intent' => $payment_intent,
]);
if (isset($payment_intent['code'])) {
$this->display_payment_intent_creation_error($payment_intent['code']);
}
throw new Exception( esc_html__( 'Api request error', 'ziina' ) );
}
public function create_refund($params) {
return $this->request('refund', 'POST', $params);
}
public function display_payment_intent_creation_error($code) {
if ($code === 'CURRENCY_NOT_SUPPORTED') {
throw new Exception( esc_html__( 'Currency you set for store is not supported. Please set one of supported currencies.', 'ziina' ) );
}
if ($code === 'RECIPIENT_NOT_ACTIVE_WALLET') {
throw new Exception( esc_html__( 'The account you are using has not completed onboarding. Please provide all required information inside the Ziina app to accept payments.', 'ziina' ) );
}
if ($code === 'TRANSFER_UNDER_MINIMUM') {
throw new Exception( esc_html__( 'Payments must be at least 2 AED. Please try again with a larger amount.', 'ziina' ) );
}
throw new Exception( esc_html__( 'Api request error', 'ziina' ) );
}
/**
* @param mixed $order order to check payment.
*
* @return array
* @throws Exception If request error.
*/
public function get_payment_intent( $order ): array {
$order = wc_get_order( $order );
$payment_id = ZiinaPayment::by_order( $order )->payment_id();
return $this->request( "payment_intent/$payment_id" );
}
/**
* Sends logs to Ziina server proxy
*/
public function log($log_params) {
if ( empty($this->authorization_token) ) {
return;
}
try {
$url = $this->api_url . 'log';
$version_info = array(
'php_version' => phpversion(),
'wp_version' => get_bloginfo('version'),
'wc_version' => function_exists('WC') ? WC()->version : "not_active",
'plugin_version' => ziina_payment()->version,
);
$enhanced_log_params = $log_params;
if (isset($enhanced_log_params['data']) && is_array($enhanced_log_params['data'])) {
$enhanced_log_params['data'] = array_merge($enhanced_log_params['data'], $version_info);
} else {
$enhanced_log_params['data'] = $version_info;
}
$request_params = array(
'body' => wp_json_encode( $enhanced_log_params ),
'method' => 'POST',
'headers' => array(
'Authorization' => "Bearer $this->authorization_token",
'Content-Type' => 'application/json',
'Accept' => 'application/json',
'ziina-device-platform' => 'woocommerce',
),
);
return wp_remote_request( $url, $request_params );
} catch ( Exception $e ) {}
}
public function register_webhook($webhook_url) {
return $this->request('webhook', 'POST', [
'url' => $webhook_url,
'secret' => $this->authorization_token
]);
}
public function delete_webhook() {
return $this->request('webhook', 'DELETE');
}
}