ꦫꦣꦺꦤ꧀ꦄꦤ꧀ꦠꦱꦺꦤ

PATH: home / fengshp / www / wp-content / plugins / wp-events-manager / inc / gateways / paypal

<?php
/**
 * WP Events Manager Paypal Payment Gateway class
 *
 * @author        ThimPress, leehld
 * @package       WP-Events-Manager/Class
 * @version       2.1.7
 */

/**
 * Prevent loading this file directly
 */
defined( 'ABSPATH' ) || exit;

class WPEMS_Payment_Gateway_Paypal extends WPEMS_Abstract_Payment_Gateway {

/**
	 * id of payment
	 * @var null
	 */
	public $id = 'paypal';
	// title
	public $title = null;
	// email
	protected $paypal_email = null;
	// url
	protected $paypal_url = null;
	// payment url
	protected $paypal_payment_url = null;
	// enable
	protected static $enable = false;

public function __construct() {
		$this->title = __( 'PayPal', 'wp-events-manager' );
		$this->icon  = WPEMS_INC_URI . '/gateways/' . $this->id . '/' . $this->id . '.png';
		parent::__construct();

// production environment
		$this->paypal_url         = 'https://www.paypal.com/';
		$this->paypal_payment_url = 'https://www.paypal.com/cgi-bin/webscr';
		$this->paypal_email       = wpems_get_option( 'paypal_email' ) ? wpems_get_option( 'paypal_email' ) : '';

if ( wpems_get_option( 'paypal_sandbox_mode' ) ) {
			$this->paypal_url         = 'https://www.sandbox.paypal.com/';
			$this->paypal_payment_url = 'https://www.sandbox.paypal.com/cgi-bin/webscr';
			$this->paypal_email       = wpems_get_option( 'paypal_sanbox_email' ) ? wpems_get_option( 'paypal_sanbox_email' ) : '';
		}

// // init process
		add_action( 'init', array( $this, 'payment_validation' ), 99 );
	}

/*
	 * Check gateway available
	 */
	public function is_available() {
		return true;
	}

/*
	 * Check gateway enable
	 */
	public function is_enable() {
		self::$enable = ! empty( $this->paypal_email ) && wpems_get_option( 'paypal_enable' ) === 'yes';
		return apply_filters( 'tp_event_enable_paypal_payment', self::$enable );
	}

// callback
	public function payment_validation() {
		if ( isset( $_GET['event-auth-paypal-payment'] ) && $_GET['event-auth-paypal-payment'] ) {
			if ( ! isset( $_GET['tp-event-paypal-nonce'] ) || ! wp_verify_nonce( $_GET['tp-event-paypal-nonce'], 'tp-event-paypal-nonce' ) ) {
				return;
			}

if ( sanitize_text_field( $_GET['event-auth-paypal-payment'] ) === 'completed' ) {
				wpems_add_notice( 'success', sprintf( __( 'Payment is completed. We will send you email when payment status is completed', 'wp-events-manager' ) ) );
			} elseif ( sanitize_text_field( $_GET['event-auth-paypal-payment'] ) === 'cancel' ) {
				wpems_add_notice( 'success', sprintf( __( 'Booking is cancel.', 'wp-events-manager' ) ) );
			}
			// redirect
			$url = add_query_arg( array( 'tp-event-paypal-nonce' => esc_url( $_GET['tp-event-paypal-nonce'] ) ), wpems_account_url() );
			wp_redirect( $url );
			exit();
		}

// validate payment notify_url, update status
		if ( ! empty( $_POST ) && isset( $_POST['txn_type'] ) && $_POST['txn_type'] === 'web_accept' ) {
			if ( ! isset( $_POST['payment_status'] ) ) {
				return;
			}

if ( empty( $_POST['custom'] ) ) {
				return;
			}

// transaction object
			$transaction_subject = stripcslashes( $_POST['custom'] );
			$transaction_subject = json_decode( $transaction_subject );

$booking_id = false;
			if ( ! isset( $transaction_subject->booking_id ) || ! $booking_id = $transaction_subject->booking_id ) {
				return;
			}

$book = WPEMS_Booking::instance( $booking_id );

// santitize
			$pay_verify = array_merge( array( 'cmd' => '_notify-validate' ), array_map( 'stripcslashes', $_POST ) );

$paypal_api_url = isset( $_POST['test_ipn'] ) && $_POST['test_ipn'] == 1 ? 'https://www.sandbox.paypal.com/cgi-bin/webscr' : 'https://www.paypal.com/cgi-bin/webscr';

// $response = wp_remote_post( $paypal_api_url, array( 'body' => $pay_verify ) );
			$params   = array(
				'body'        => $pay_verify,
				'timeout'     => 60,
				'httpversion' => '1.1',
				'compress'    => false,
				'decompress'  => false,
				'user-agent'  => 'Event',
			);
			$response = wp_safe_remote_post( $paypal_api_url, $params );

if ( ! is_wp_error( $response ) && wp_remote_retrieve_response_code( $response ) === 200 ) {
				$body = wp_remote_retrieve_body( $response );

if ( strtolower( $body ) === 'verified' ) {
					// payment status
					$payment_status = strtolower( $_POST['payment_status'] );

if ( in_array( $payment_status, array( 'pending', 'completed' ) ) ) {
						$status = 'ea-completed';
						$book->update_status( $status );
					}
				}
			}
		}
	}

/**
	 * fields settings
	 * @return array
	 */
	public function admin_fields() {
		$prefix        = 'thimpress_events_';
		$paypal_enable = wpems_get_option( 'paypal_enable' );
		return apply_filters(
			'tp_event_paypal_admin_fields',
			array(
				array(
					'type'  => 'section_start',
					'id'    => 'paypal_settings',
					'title' => __( 'Paypal Settings', 'wp-events-manager' ),
					'desc'  => esc_html__( 'Make payment via Paypal', 'wp-events-manager' ),
				),
				array(
					'type'    => 'yes_no',
					'title'   => __( 'Enable', 'wp-events-manager' ),
					'id'      => $prefix . 'paypal_enable',
					'default' => 'no',
					'desc'    => apply_filters( 'tp_event_filter_enable_paypal_gateway', '' ),
				),
				array(
					'type'    => 'text',
					'title'   => __( 'Paypal email', 'wp-events-manager' ),
					'id'      => $prefix . 'paypal_email',
					'default' => '',
					'class'   => 'paypal-production-email' . ( $paypal_enable == 'no' ? ' hide-if-js' : '' ),
				),
				array(
					'type'    => 'checkbox',
					'title'   => __( 'Sandbox mode', 'wp-events-manager' ),
					'id'      => $prefix . 'paypal_sandbox_mode',
					'default' => false,
					'class'   => 'paypal-sandbox-mode' . ( $paypal_enable == 'no' ? ' hide-if-js' : '' ),
				),
				array(
					'type'    => 'text',
					'title'   => __( 'Paypal Sandbox email', 'wp-events-manager' ),
					'id'      => $prefix . 'paypal_sanbox_email',
					'default' => '',
					'class'   => 'paypal-sandbox-email' . ( $paypal_enable == 'no' ? ' hide-if-js' : '' ),
				),
				array(
					'type' => 'section_end',
					'id'   => 'paypal_settings',
				),
			)
		);
	}

/**
	 * get_item_name
	 * @return string
	 */
	public function get_item_name( $booking_id = null ) {
		if ( ! $booking_id ) {
			return;
		}

// book
		$book        = WPEMS_Booking::instance( $booking_id );
		$description = sprintf( '%s(%s)', $book->post->post_title, wpems_format_price( $book->price, $book->currency ) );

return $description;
	}

/**
	 * checkout url
	 * @return url string
	 */
	public function checkout_url( $booking_id = false ) {
		if ( ! $booking_id ) {
			wp_send_json(
				array(
					'status'  => false,
					'message' => __( 'Booking ID is not exists!', 'wp-events-manager' ),
				)
			);
			die();
		}
		// book
		$book = wpems_get_booking( $booking_id );

// create nonce
		$nonce = wp_create_nonce( 'tp-event-paypal-nonce' );

$user  = get_userdata( $book->user_id );
		$email = $user->user_email;

// query post
		$query = array(
			'cmd'           => '_xclick',
			'amount'        => (float) $book->price,
			'quantity'      => '1',
			'business'      => $this->paypal_email, // business email paypal
			'item_name'     => $this->get_item_name( $booking_id ),
			'currency_code' => wpems_get_currency(),
			'notify_url'    => home_url(),
			'no_note'       => '1',
			'shipping'      => '0',
			'email'         => $email,
			'rm'            => '2',
			'no_shipping'   => '1',
			'return'        => add_query_arg(
				array(
					'event-auth-paypal-payment' => 'completed',
					'tp-event-paypal-nonce'     => $nonce,
				),
				wpems_account_url()
			),
			'cancel_return' => add_query_arg(
				array(
					'event-auth-paypal-payment' => 'cancel',
					'tp-event-paypal-nonce'     => $nonce,
				),
				wpems_account_url()
			),
			'custom'        => json_encode(
				array(
					'booking_id' => $booking_id,
					'user_id'    => $book->user_id,
				)
			),
		);

// allow hook paypal param
		$query = apply_filters( 'tp_event_paypal_payment_params', $query );

return $this->paypal_payment_url . '?' . http_build_query( $query );
	}

public function process( $amount = false ) {
		if ( ! $this->is_available() ) {
			return array(
				'status'  => false,
				'message' => __( 'Email Business PayPal is invalid. Please contact administrator to setup PayPal email.', 'wp-events-manager' ),
			);
		}
		return array(
			'status' => true,
			'url'    => $this->checkout_url( $amount ),
		);
	}

}

[+] ..
[-] paypal.png [edit]
[-] class-wpems-payment-gateway-paypal.php [edit]