laipower/wp-content/plugins/easy-digital-downloads/includes/gateways/functions.php

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<?php
/**
* Gateway Functions
*
* @package EDD
* @subpackage Gateways
* @copyright Copyright (c) 2018, Easy Digital Downloads, LLC
* @license http://opensource.org/licenses/gpl-2.0.php GNU Public License
* @since 1.0
*/
// Exit if accessed directly
defined( 'ABSPATH' ) || exit;
/**
* Returns a list of all available payment modes.
*
* @since 3.0
*
* @return array $modes All the available payment modes.
*/
function edd_get_payment_modes() {
static $modes = null;
// Default, built-in gateways
if ( is_null( $modes ) ) {
$modes = array(
'live' => array(
'admin_label' => __( 'Live', 'easy-digital-downloads' )
),
'test' => array(
'admin_label' => __( 'Test', 'easy-digital-downloads' )
)
);
}
return (array) apply_filters( 'edd_payment_modes', $modes );
}
/**
* Returns a list of all available gateways.
*
* @since 1.0
*
* @return array $gateways All the available gateways.
*/
function edd_get_payment_gateways() {
static $gateways = null;
// Default, built-in gateways
if ( is_null( $gateways ) ) {
$gateways = array(
'paypal_commerce' => array(
'admin_label' => __( 'PayPal', 'easy-digital-downloads' ),
'checkout_label' => __( 'PayPal', 'easy-digital-downloads' ),
'supports' => array(
'buy_now',
),
'icons' => array(
'paypal',
),
),
/**
* PayPal Standard is available only if it was used prior to 2.11 and the store owner hasn't
* yet been onboarded to PayPal Commerce.
*
* @see \EDD\Gateways\PayPal\maybe_remove_paypal_standard()
*/
'paypal' => array(
'admin_label' => __( 'PayPal Standard', 'easy-digital-downloads' ),
'checkout_label' => __( 'PayPal', 'easy-digital-downloads' ),
'supports' => array(
'buy_now',
),
'icons' => array(
'paypal',
),
),
'manual' => array(
'admin_label' => __( 'Store Gateway', 'easy-digital-downloads' ),
'checkout_label' => __( 'Store Gateway', 'easy-digital-downloads' ),
),
);
}
$gateways = apply_filters( 'edd_payment_gateways', $gateways );
// Since Stripe is added via a filter still, move to the top.
if ( array_key_exists( 'stripe', $gateways ) ) {
$stripe_attributes = $gateways['stripe'];
unset( $gateways['stripe'] );
$gateways = array_merge( array( 'stripe' => $stripe_attributes ), $gateways );
}
return (array) apply_filters( 'edd_payment_gateways', $gateways );
}
/**
* Enforce the gateway order (from the sortable admin area UI).
*
* @since 3.0
*
* @param array $gateways
* @return array
*/
function edd_order_gateways( $gateways = array() ) {
// Get the order option
$order = edd_get_option( 'gateways_order', '' );
// If order is set, enforce it
if ( ! empty( $order ) ) {
$order = array_flip( explode( ',', $order ) );
$order = array_intersect_key( $order, $gateways );
$gateways = array_merge( $order, $gateways );
}
// Return ordered gateways
return $gateways;
}
add_filter( 'edd_payment_gateways', 'edd_order_gateways', 99 );
add_filter( 'edd_enabled_payment_gateways_before_sort', 'edd_order_gateways', 99 );
/**
* Returns a list of all enabled gateways.
*
* @since 1.0
* @param bool $sort If true, the default gateway will be first
* @return array $gateway_list All the available gateways
*/
function edd_get_enabled_payment_gateways( $sort = false ) {
$gateways = edd_get_payment_gateways();
$enabled = (array) edd_get_option( 'gateways', false );
$gateway_list = array();
foreach ( $gateways as $key => $gateway ) {
if ( isset( $enabled[ $key ] ) && 1 === (int) $enabled[ $key ] ) {
$gateway_list[ $key ] = $gateway;
}
}
/**
* Filter the enabled payment gateways before the default is bumped to the
* front of the array.
*
* @since 3.0
*
* @param array $gateway_list List of enabled payment gateways
* @return array Array of sorted gateways
*/
$gateway_list = apply_filters( 'edd_enabled_payment_gateways_before_sort', $gateway_list );
// Reorder our gateways so the default is first
if ( true === $sort ) {
$default_gateway_id = edd_get_default_gateway();
// Only put default on top if it's active
if ( edd_is_gateway_active( $default_gateway_id ) ) {
$default_gateway = array( $default_gateway_id => $gateway_list[ $default_gateway_id ] );
unset( $gateway_list[ $default_gateway_id ] );
$gateway_list = array_merge( $default_gateway, $gateway_list );
}
}
return apply_filters( 'edd_enabled_payment_gateways', $gateway_list );
}
/**
* Checks whether a specified gateway is activated.
*
* @since 1.0
*
* @param string $gateway Name of the gateway to check for.
* @return boolean true if enabled, false otherwise.
*/
function edd_is_gateway_active( $gateway ) {
$gateways = edd_get_enabled_payment_gateways();
$retval = array_key_exists( $gateway, $gateways );
return apply_filters( 'edd_is_gateway_active', $retval, $gateway, $gateways );
}
/**
* Gets the default payment gateway selected from the EDD Settings.
*
* @since 1.5
*
* @return string $default Default gateway ID.
*/
function edd_get_default_gateway() {
$default = edd_get_option( 'default_gateway', 'paypal' );
// Use the first enabled one
if ( ! edd_is_gateway_active( $default ) ) {
$gateways = edd_get_enabled_payment_gateways();
$gateways = array_keys( $gateways );
$default = reset( $gateways );
}
return apply_filters( 'edd_default_gateway', $default );
}
/**
* Returns the admin label for the specified gateway
*
* @since 1.0.8.3
*
* @param string $gateway Name of the gateway to retrieve a label for
* @return string Gateway admin label
*/
function edd_get_gateway_admin_label( $gateway ) {
$gateways = edd_get_payment_gateways();
$label = isset( $gateways[ $gateway ] )
? $gateways[ $gateway ]['admin_label']
: ucwords( $gateway );
return apply_filters( 'edd_gateway_admin_label', $label, $gateway );
}
/**
* Returns the checkout label for the specified gateway.
*
* @since 1.0.8.5
*
* @param string $gateway Name of the gateway to retrieve a label for.
* @return string Checkout label for the gateway.
*/
function edd_get_gateway_checkout_label( $gateway ) {
$gateways = edd_get_payment_gateways();
$label = isset( $gateways[ $gateway ] ) ? $gateways[ $gateway ]['checkout_label'] : $gateway;
return apply_filters( 'edd_gateway_checkout_label', $label, $gateway );
}
/**
* Returns the options a gateway supports.
*
* @since 1.8
*
* @param string $gateway ID of the gateway to retrieve a label for.
* @return array Options the gateway supports.
*/
function edd_get_gateway_supports( $gateway ) {
$gateways = edd_get_enabled_payment_gateways();
$supports = isset( $gateways[ $gateway ]['supports'] ) ? $gateways[ $gateway ]['supports'] : array();
return apply_filters( 'edd_gateway_supports', $supports, $gateway );
}
/**
* Checks if a gateway supports buy now.
*
* @since 1.8
*
* @param string $gateway ID of the gateway to retrieve a label for.
* @return bool True if the gateway supports buy now, false otherwise.
*/
function edd_gateway_supports_buy_now( $gateway ) {
$supports = edd_get_gateway_supports( $gateway );
$ret = in_array( 'buy_now', $supports, true );
return apply_filters( 'edd_gateway_supports_buy_now', $ret, $gateway );
}
/**
* Checks if an enabled gateway supports buy now.
*
* @since 1.8
*
* @return bool True if the shop supports buy now, false otherwise.
*/
function edd_shop_supports_buy_now() {
$gateways = edd_get_enabled_payment_gateways();
$ret = false;
if ( ! edd_use_taxes() && $gateways && 1 === count( $gateways ) ) {
foreach ( $gateways as $gateway_id => $gateway ) {
if ( edd_gateway_supports_buy_now( $gateway_id ) ) {
$ret = true;
break;
}
}
}
return apply_filters( 'edd_shop_supports_buy_now', $ret );
}
/**
* Build the purchase data for a straight-to-gateway purchase button
*
* @since 1.7
*
* @param int $download_id
* @param array $options
* @param int $quantity
*
* @return mixed|void
*/
function edd_build_straight_to_gateway_data( $download_id = 0, $options = array(), $quantity = 1 ) {
$price_options = array();
if ( empty( $options ) || ! edd_has_variable_prices( $download_id ) ) {
$price = edd_get_download_price( $download_id );
} else {
if ( is_array( $options['price_id'] ) ) {
$price_id = $options['price_id'][0];
} else {
$price_id = $options['price_id'];
}
$prices = edd_get_variable_prices( $download_id );
// Make sure a valid price ID was supplied
if ( ! isset( $prices[ $price_id ] ) ) {
wp_die( __( 'The requested price ID does not exist.', 'easy-digital-downloads' ), __( 'Error', 'easy-digital-downloads' ), array( 'response' => 404 ) );
}
$price_options = array(
'price_id' => $price_id,
'amount' => $prices[ $price_id ]['amount']
);
$price = $prices[ $price_id ]['amount'];
}
// Set up Downloads array
$downloads = array(
array(
'id' => $download_id,
'options' => $price_options
)
);
// Set up Cart Details array
$cart_details = array(
array(
'name' => get_the_title( $download_id ),
'id' => $download_id,
'item_number' => array(
'id' => $download_id,
'options' => $price_options
),
'tax' => 0,
'discount' => 0,
'item_price' => $price,
'subtotal' => ( $price * $quantity ),
'price' => ( $price * $quantity ),
'quantity' => $quantity,
)
);
if ( is_user_logged_in() ) {
$current_user = wp_get_current_user();
}
// Setup user information
$user_info = array(
'id' => is_user_logged_in() ? get_current_user_id() : -1,
'email' => is_user_logged_in() ? $current_user->user_email : '',
'first_name' => is_user_logged_in() ? $current_user->user_firstname : '',
'last_name' => is_user_logged_in() ? $current_user->user_lastname : '',
'discount' => 'none',
'address' => array()
);
// Setup purchase information
$purchase_data = array(
'downloads' => $downloads,
'fees' => edd_get_cart_fees(),
'subtotal' => $price * $quantity,
'discount' => 0,
'tax' => 0,
'price' => $price * $quantity,
'purchase_key' => strtolower( md5( uniqid() ) ),
'user_email' => $user_info['email'],
'date' => date( 'Y-m-d H:i:s', current_time( 'timestamp' ) ),
'user_info' => $user_info,
'post_data' => array(),
'cart_details' => $cart_details,
'gateway' => \EDD\Gateways\PayPal\paypal_standard_enabled() ? 'paypal' : 'paypal_commerce',
'buy_now' => true,
'card_info' => array()
);
return apply_filters( 'edd_straight_to_gateway_purchase_data', $purchase_data );
}
/**
* Sends all the payment data to the specified gateway
*
* @since 1.0
*
* @param string $gateway Name of the gateway.
* @param array $payment_data All the payment data to be sent to the gateway.
*/
function edd_send_to_gateway( $gateway, $payment_data ) {
$payment_data['gateway_nonce'] = wp_create_nonce( 'edd-gateway' );
// $gateway must match the ID used when registering the gateway
do_action( 'edd_gateway_' . $gateway, $payment_data );
}
/**
* Determines if the gateway menu should be shown
*
* If the cart amount is zero, no option is shown and the cart uses the manual gateway
* to emulate a no-gateway-setup for a free download
*
* @since 1.3.2
*
* @return bool $show_gateways Whether or not to show the gateways
*/
function edd_show_gateways() {
$gateways = edd_get_enabled_payment_gateways();
$show_gateways = false;
if ( count( $gateways ) > 1 ) {
$show_gateways = true;
if ( edd_get_cart_total() <= 0 ) {
$show_gateways = false;
}
}
return apply_filters( 'edd_show_gateways', $show_gateways );
}
/**
* Determines what the currently selected gateway is
*
* If the cart amount is zero, no option is shown and the cart uses the manual
* gateway to emulate a no-gateway-setup for a free download
*
* @since 1.3.2
* @return string $chosen_gateway The slug of the gateway
*/
function edd_get_chosen_gateway() {
// Use the default gateway by default
$retval = edd_get_default_gateway();
// Get the chosen gateway
$chosen = isset( $_REQUEST['payment-mode'] )
? $_REQUEST['payment-mode']
: false;
// Sanitize the gateway
if ( false !== $chosen ) {
$chosen = preg_replace( '/[^a-zA-Z0-9-_]+/', '', $chosen );
$chosen = urldecode( $chosen );
// Set return value if gateway is active
if ( ! empty( $chosen ) && edd_is_gateway_active( $chosen ) ) {
$retval = $chosen;
}
}
// Override to manual if no price
if ( edd_get_cart_subtotal() <= 0 ) {
$retval = 'manual';
}
return apply_filters( 'edd_chosen_gateway', $retval, $chosen );
}
/**
* Record a gateway error
*
* A simple wrapper function for edd_record_log()
*
* @since 1.3.3
*
* @param string $title Title of the log entry (default: empty)
* @param string $message Message to store in the log entry (default: empty)
* @param int $parent Parent log entry (default: 0)
*
* @return int ID of the new log entry.
*/
function edd_record_gateway_error( $title = '', $message = '', $parent = 0 ) {
return edd_record_log( $title, $message, $parent, 'gateway_error' );
}
/**
* Counts the number of orders made with a specific gateway.
*
* @since 1.6
* @since 3.0 Use edd_count_orders().
*
* @param string $gateway_label Gateway label.
* @param string $status Order status.
*
* @return int Number of orders placed based on the gateway.
*/
function edd_count_sales_by_gateway( $gateway_label = 'paypal', $status = 'complete' ) {
return edd_count_orders( array(
'gateway' => $gateway_label,
'status' => $status,
) );
}