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<?php
/**
* The Forminator_Stripe class.
* It uses Stripe Card Element to process payment.
*
* @package Forminator
*/
if ( ! defined( 'ABSPATH' ) ) {
die();
}
/**
* Class Forminator_Stripe
*
* @since 1.7
*/
class Forminator_Stripe extends Forminator_Field {
/**
* Name
*
* @var string
*/
public $name = '';
/**
* Slug
*
* @var string
*/
public $slug = 'stripe';
/**
* Type
*
* @var string
*/
public $type = 'stripe';
/**
* Position
*
* @var int
*/
public $position = 23;
/**
* Options
*
* @var array
*/
public $options = array();
/**
* Icon
*
* @var string
*/
public $icon = 'sui-icon forminator-icon-stripe';
/**
* Is connected
*
* @var bool
*/
public $is_connected = false;
/**
* Mode
*
* @var string
*/
public $mode = 'test';
/**
* Payment plan
*
* @var array
*/
public $payment_plan = array();
/**
* Payment plan hash
*
* @var string
*/
public string $payment_plan_hash = '';
/**
* Forminator_Stripe constructor.
*/
public function __construct() {
parent::__construct();
$this->name = esc_html__( 'Stripe', 'forminator' );
try {
$stripe = new Forminator_Gateway_Stripe();
if ( $stripe->is_test_ready() && $stripe->is_live_ready() ) {
$this->is_connected = true;
}
} catch ( Forminator_Gateway_Exception $e ) {
$this->is_connected = false;
}
}
/**
* Field defaults
*
* @return array
*/
public function defaults() {
$default_currency = 'USD';
try {
$stripe = new Forminator_Gateway_Stripe();
$default_currency = $stripe->get_default_currency();
} catch ( Forminator_Gateway_Exception $e ) {
forminator_maybe_log( __METHOD__, $e->getMessage() );
}
return array(
'field_label' => esc_html__( 'Credit / Debit Card', 'forminator' ),
'mode' => 'test',
'currency' => $default_currency,
'amount_type' => 'fixed',
'logo' => '',
'company_name' => '',
'product_description' => '',
'customer_email' => '',
'receipt' => 'false',
'billing' => 'false',
'verify_zip' => 'false',
'card_icon' => 'true',
'language' => 'auto',
'options' => array(),
'base_class' => 'StripeElement',
'complete_class' => 'StripeElement--complete',
'empty_class' => 'StripeElement--empty',
'focused_class' => 'StripeElement--focus',
'invalid_class' => 'StripeElement--invalid',
'autofilled_class' => 'StripeElement--webkit-autofill',
'subscription_amount_type' => 'fixed',
'quantity_type' => 'fixed',
'payments' => array(
array(
'plan_name' => esc_html__( 'Plan 1', 'forminator' ),
'payment_method' => 'single',
'amount_type' => 'fixed',
'amount' => '',
'subscription_amount_type' => 'fixed',
'quantity_type' => 'fixed',
'quantity' => '1',
'bill_input' => '1',
),
),
);
}
/**
* Field front-end markup
*
* @param array $field Field.
* @param Forminator_Render_Form $views_obj Forminator_Render_Form object.
*
* @return mixed
*/
public function markup( $field, $views_obj ) {
$settings = $views_obj->model->settings;
$this->field = $field;
$this->form_settings = $settings;
$is_ocs = 'stripe-ocs' === $field['type'];
// Don't render stripe field if there is stripe-ocs field in the form.
if ( ! $is_ocs && $views_obj->has_field_type( 'stripe-ocs' ) ) {
return '';
}
$id = self::get_property( 'element_id', $field );
$description = self::get_property( 'description', $field, '' );
$descr_position = self::get_description_position( $field, $settings );
$label = esc_html( self::get_property( 'field_label', $field, '' ) );
$element_name = $id;
$field_id = $id . '-field';
$mode = self::get_property( 'mode', $field, 'test' );
$currency = self::get_property( 'currency', $field, $this->get_default_currency() );
$amount = self::get_property( 'amount', $field, 1 );
$amount_variable = self::get_property( 'variable', $field, '' );
$card_icon = self::get_property( 'card_icon', $field, true );
$verify_zip = self::get_property( 'verify_zip', $field, false );
$zip_field = self::get_property( 'zip_field', $field, '' );
$language = self::get_property( 'language', $field, 'auto' );
$base_class = self::get_property( 'base_class', $field, 'StripeElement' );
$complete_class = self::get_property( 'complete_class', $field, 'StripeElement--complete' );
$empty_class = self::get_property( 'empty_class', $field, 'StripeElement--empty' );
$focused_class = self::get_property( 'focused_class', $field, 'StripeElement--focus' );
$invalid_class = self::get_property( 'invalid_class', $field, 'StripeElement--invalid' );
$autofilled_class = self::get_property( 'autofilled_class', $field, 'StripeElement--webkit-autofill' );
$billing = self::get_property( 'billing', $field, false );
$billing_name = self::get_property( 'billing_name', $field, '' );
$billing_email = self::get_property( 'billing_email', $field, '' );
$billing_address = self::get_property( 'billing_address', $field, '' );
$receipt = self::get_property( 'receipt', $field, false );
$customer_email = self::get_property( 'customer_email', $field, '' );
$metadata = self::get_property( 'options', $field, array() );
$desc = self::get_property( 'product_description', $field, '' );
$company = self::get_property( 'company_name', $field, '' );
$uniqid = Forminator_CForm_Front::$uid;
$id_prefix = $is_ocs ? 'payment-element' : 'card-element';
$full_id = $id_prefix . '-' . $uniqid;
$prefix = 'basic' === $settings['form-style'] ? 'basic-' : '';
if ( mb_strlen( $company ) > 22 ) {
$company = mb_substr( $company, 0, 19 ) . '...';
}
$customer_email = forminator_clear_field_id( $customer_email );
$custom_fonts = false;
// Generate payment intent object.
$this->mode = $mode;
if ( isset( $settings[ $prefix . 'form-font-family' ] ) && 'custom' === $settings[ $prefix . 'form-font-family' ] ) {
$custom_fonts = true;
}
if ( ! isset( $settings['form-substyle'] ) ) {
$settings['form-substyle'] = 'default';
}
$data_font_family = 'inherit';
$data_font_size = '16px';
$data_font_weight = '400';
if ( ! empty( $settings[ $prefix . 'form-font-family' ] ) ) {
$field_font_family = $this->get_form_setting( $prefix . 'cform-input-font-family', $settings, $data_font_family );
$data_font_size = $this->get_form_setting( $prefix . 'cform-input-font-size', $settings, '16' ) . 'px';
$data_font_weight = $this->get_form_setting( $prefix . 'cform-input-font-weight', $settings, $data_font_weight );
if ( 'custom' === $field_font_family ) {
$data_font_family = $this->get_form_setting( $prefix . 'cform-input-custom-family', $settings, $data_font_family );
} else {
$data_font_family = $field_font_family;
}
}
$data_placeholder = '#888888';
$data_font_color = '#000000';
$data_font_color_focus = '#000000';
$data_font_color_error = '#000000';
$data_icon_color = '#777771';
$data_icon_color_hover = '#17A8E3';
$data_icon_color_focus = '#17A8E3';
$data_icon_color_error = '#E04562';
if ( ! empty( $settings[ $prefix . 'cform-color-settings' ] ) ) {
$data_placeholder = $this->get_form_setting( $prefix . 'input-placeholder', $settings, $data_placeholder );
$data_font_color = $this->get_form_setting( $prefix . 'input-color', $settings, $data_font_color );
$data_font_color_focus = $this->get_form_setting( $prefix . 'input-color', $settings, $data_font_color_focus );
$data_font_color_error = $this->get_form_setting( $prefix . 'input-color', $settings, $data_font_color_error );
$data_icon_color = $this->get_form_setting( $prefix . 'input-icon', $settings, $data_icon_color );
$data_icon_color_hover = $this->get_form_setting( $prefix . 'input-icon-hover', $settings, $data_icon_color_hover );
$data_icon_color_focus = $this->get_form_setting( $prefix . 'input-icon-focus', $settings, $data_icon_color_focus );
$data_icon_color_error = $this->get_form_setting( $prefix . 'label-validation-color', $settings, $data_icon_color_error );
}
$attr = array(
'data-field-id' => $uniqid,
'data-is-payment' => 'true',
'data-payment-type' => $this->type,
'data-is-ocs' => $is_ocs,
'data-secret' => '',
'data-paymentid' => '',
'data-currency' => strtolower( $currency ),
'data-key' => esc_html( $this->get_publishable_key( 'test' !== $mode ) ),
'data-card-icon' => filter_var( $card_icon, FILTER_VALIDATE_BOOLEAN ),
'data-veify-zip' => filter_var( $verify_zip, FILTER_VALIDATE_BOOLEAN ),
'data-zip-field' => esc_html( $zip_field ),
'data-language' => esc_html( $language ),
'data-base-class' => esc_html( $base_class ),
'data-complete-class' => esc_html( $complete_class ),
'data-empty-class' => esc_html( $empty_class ),
'data-focused-class' => esc_html( $focused_class ),
'data-invalid-class' => esc_html( $invalid_class ),
'data-autofilled-class' => esc_html( $autofilled_class ),
'data-billing' => filter_var( $billing, FILTER_VALIDATE_BOOLEAN ),
'data-billing-name' => esc_html( $billing_name ),
'data-billing-email' => esc_html( $billing_email ),
'data-billing-address' => esc_html( $billing_address ),
'data-receipt' => filter_var( $receipt, FILTER_VALIDATE_BOOLEAN ),
'data-receipt-email' => esc_html( $customer_email ),
'data-custom-fonts' => $custom_fonts,
'data-placeholder' => $data_placeholder,
'data-font-color' => $data_font_color,
'data-font-color-focus' => $data_font_color_focus,
'data-font-color-error' => $data_font_color_error,
'data-font-size' => $data_font_size,
'data-font-family' => $data_font_family,
'data-font-weight' => $data_font_weight,
'data-icon-color' => $data_icon_color,
'data-icon-color-hover' => $data_icon_color_hover,
'data-icon-color-focus' => $data_icon_color_focus,
'data-icon-color-error' => $data_icon_color_error,
);
if ( $is_ocs ) {
$elements_options = array(
'loader' => 'always',
'locale' => $language,
'paymentMethodCreation' => 'manual',
);
$variables = array(
'fontWeightNormal' => $data_font_weight,
'fontSizeBase' => $data_font_size,
'iconColor' => $data_icon_color,
'iconHoverColor' => $data_icon_color_hover,
'iconCardErrorColor' => $data_icon_color_error,
'iconCardCvcErrorColor' => $data_icon_color_error,
'colorTextPlaceholder' => $data_placeholder,
);
$custom_appearance = self::get_property( 'custom_appearance', $field, false );
if ( $custom_appearance ) {
$spacing = self::get_property( 'spacing_unit', $field, '' );
if ( $spacing ) {
$variables['spacingUnit'] = $spacing . 'px';
}
$border_radius = self::get_property( 'border_radius', $field, '' );
if ( $border_radius ) {
$variables['borderRadius'] = $border_radius . 'px';
}
$variables['colorPrimary'] = self::get_property( 'primary_color', $field, '' );
$variables['colorBackground'] = self::get_property( 'background_color', $field, '' );
$variables['colorText'] = self::get_property( 'text_color', $field, '' );
$variables['colorDanger'] = self::get_property( 'error', $field, '' );
}
// Remove empty values.
$variables = array_filter( $variables );
$appearance = array(
'theme' => self::get_property( 'theme', $field, 'stripe' ),
'variables' => $variables,
);
if ( $custom_fonts && $data_font_family ) {
$appearance['variables']['fontFamily'] = $data_font_family;
$elements_options['fonts'][] = array(
'family' => $data_font_family,
'cssSrc' => 'https://fonts.bunny.net/css?family=' . $data_font_family,
);
}
$elements_options['appearance'] = $appearance;
$dynamic_methods = self::get_property( 'automatic_payment_methods', $field, 'true' );
// If Only card is enabled, disable other payment methods.
if ( 'false' === $dynamic_methods ) {
$elements_options['paymentMethodTypes'] = array( 'card' );
}
/**
* Filter Stripe OCS Elements options
*
* @since 1.38
*
* @param array $elements_options Elements options.
* @param array $field Field.
*/
$elements_options = apply_filters( 'forminator_field_stripe_ocs_elements_options', $elements_options, $field );
$payment_options = array(
'layout' => self::get_layout( $field ),
);
if ( 'false' === $dynamic_methods ) {
$payment_options['wallets'] = array(
'applePay' => 'never',
'googlePay' => 'never',
);
}
/**
* Filter Stripe OCS Payment options
*
* @since 1.38
*
* @param array $payment_options Payment options.
* @param array $field Field.
*/
$payment_options = apply_filters( 'forminator_field_stripe_ocs_elements_options', $payment_options, $field );
$billing_phone = self::get_property( 'billing_phone', $field, '' );
$attr = array(
'data-elements-options' => wp_json_encode( $elements_options, JSON_PRETTY_PRINT ),
'data-payment-options' => wp_json_encode( $payment_options, JSON_PRETTY_PRINT ),
'data-field-id' => $uniqid,
'data-is-payment' => 'true',
'data-payment-type' => $this->type,
'data-is-ocs' => $is_ocs,
'data-secret' => '',
'data-paymentid' => '',
'data-currency' => strtolower( $currency ),
'data-key' => esc_html( $this->get_publishable_key( 'test' !== $mode ) ),
'data-receipt' => filter_var( $receipt, FILTER_VALIDATE_BOOLEAN ),
'data-receipt-email' => esc_html( $customer_email ),
'data-billing' => filter_var( $billing, FILTER_VALIDATE_BOOLEAN ),
'data-billing-name' => esc_html( $billing_name ),
'data-billing-email' => esc_html( $billing_email ),
'data-billing-phone' => esc_html( $billing_phone ),
'data-billing-address' => esc_html( $billing_address ),
'data-return-url' => esc_url( self::get_return_url() ),
);
}
if ( ! empty( $description ) ) {
$attr['aria-describedby'] = esc_attr( $full_id . '-description' );
}
$attributes = self::implode_attr( $attr );
$html = '<div class="forminator-field">';
$html .= self::get_field_label( $label, $id . '-field', true );
if ( 'above' === $descr_position ) {
$html .= self::get_description( $description, $full_id, $descr_position );
}
if ( 'material' === $settings['form-substyle'] ) {
$classes = 'forminator-input--wrap forminator-input--stripe';
if ( empty( $label ) ) {
$classes .= ' forminator--no_label';
}
$html .= '<div class="' . $classes . '">';
}
$html .= sprintf( '<div id="%s" %s class="forminator-stripe-element%s"></div>', $full_id, $attributes, ( $is_ocs ? ' forminator-stripe-payment-element' : '' ) );
$html .= sprintf( '<input type="hidden" name="paymentid" value="%s" id="forminator-stripe-paymentid"/>', '' );
$html .= sprintf( '<input type="hidden" name="paymentmethod" value="%s" id="forminator-stripe-paymentmethod"/>', '' );
$html .= sprintf( '<input type="hidden" name="subscriptionid" value="%s" id="forminator-stripe-subscriptionid"/>', '' );
if ( 'material' === $settings['form-substyle'] ) {
$html .= '</div>';
}
$html .= '<span class="forminator-card-message"><span class="forminator-error-message" aria-hidden="true"></span></span>';
if ( 'above' !== $descr_position ) {
$html .= self::get_description( $description, $full_id, $descr_position );
}
$html .= '</div>';
return apply_filters( 'forminator_field_stripe_markup', $html, $attr, $field );
}
/**
* Get layout Stripe settings
*
* @param array $field Field.
* @return array
*/
private static function get_layout( $field ) {
$layout = self::get_property( 'layout', $field, 'tabs' );
if ( 'accordion+radio' === $layout ) {
$radios = true;
$layout = 'accordion';
}
$data = array(
'type' => $layout,
'defaultCollapsed' => false,
);
if ( 'accordion' === $layout ) {
$data['spacedAccordionItems'] = false;
$data['radios'] = ! empty( $radios );
}
return $data;
}
/**
* Generate Payment Intent object
*
* @since 1.7.3
*
* @param int|float $amount Amount.
* @param array $field Field.
*
* @return mixed
*/
public function generate_paymentIntent( $amount, $field ) {
$currency = self::get_property( 'currency', $field, $this->get_default_currency() );
$mode = self::get_property( 'mode', $field, 'test' );
$metadata = self::get_property( 'options', $field, array() );
$description = esc_html( self::get_property( 'product_description', $field, '' ) );
$company = esc_html( self::get_property( 'company_name', $field, '' ) );
if ( mb_strlen( $company ) > 22 ) {
$company = mb_substr( $company, 0, 19 ) . '...';
}
$key = $this->get_secret_key( 'test' !== $mode );
\Forminator\Stripe\Stripe::setApiKey( $key );
Forminator_Gateway_Stripe::set_stripe_app_info();
$metadata_object = array();
foreach ( $metadata as $meta ) {
$label = esc_html( $meta['label'] );
$value = esc_html( $meta['value'] );
// Payment doesn't work with empty meta labels.
if ( '' === $label && '' === $value ) {
continue;
}
if ( '' === $label ) {
$label = $value;
}
$metadata_object[ $label ] = $value;
}
// Default options.
$options = array(
'amount' => (int) $this->calculate_amount( $amount, $currency ),
'currency' => $currency,
'confirm' => false,
);
$dynamic_methods = self::get_property( 'automatic_payment_methods', $field, 'true' );
if ( 'false' === $dynamic_methods ) {
$options['payment_method_types'] = array( 'card' );
} else {
$options['automatic_payment_methods'] = array(
'enabled' => true,
);
$options['payment_method_options'] = array(
'wechat_pay' => array(
'client' => 'web', // Specify the client type.
),
);
}
if ( ! empty( Forminator_CForm_Front_Action::$prepared_data['paymentmethod'] ) ) {
$options['payment_method'] = Forminator_CForm_Front_Action::$prepared_data['paymentmethod'];
}
// Check if metadata is not empty and add it to the options.
if ( ! empty( $metadata_object ) ) {
$options['metadata'] = $metadata_object;
}
// Check if statement_description is not empty and add it to the options.
if ( ! empty( $company ) ) {
$options['statement_descriptor_suffix'] = $company;
}
// Check if description is not empty and add it to the options.
if ( ! empty( $description ) ) {
$options['description'] = $description;
}
$options = apply_filters( 'forminator_stripe_payment_intent_options', $options, $field );
try {
// Create Payment Intent object.
$intent = \Forminator\Stripe\PaymentIntent::create( $options );
} catch ( Exception $e ) {
$response = array(
'message' => $e->getMessage(),
'errors' => array(),
'paymentPlan' => $this->payment_plan_hash,
);
wp_send_json_error( $response );
}
return $intent;
}
/**
* Calculate Stripe amount
*
* @since 1.11
*
* @param int|float $amount Amount.
* @param string $currency Currency.
*
* @return float|int
*/
public function calculate_amount( $amount, $currency ) {
$zero_decimal_currencies = $this->get_zero_decimal_currencies();
// Check if currency is zero decimal, then return original amount.
if ( in_array( $currency, $zero_decimal_currencies, true ) ) {
return $amount;
}
// If JOD, amount needs to have 3 decimals and multiplied to 1000.
if ( 'JOD' === $currency ) {
$amount = number_format( $amount, 3, '.', '' );
return $amount * 1000;
}
$amount = number_format( $amount, 2, '.', '' );
// Currency has decimals, multiply by 100.
return $amount * 100;
}
/**
* Return currencies without decimal
*
* @since 1.11
*
* @return array
*/
public function get_zero_decimal_currencies() {
return array(
'MGA',
'BIF',
'CLP',
'PYG',
'DJF',
'RWF',
'GNF',
'UGX',
'VND',
'JPY',
'VUV',
'XAF',
'KMF',
'XOF',
'KRW',
'XPF',
);
}
/**
* Update amount
*
* @since 1.7.3
*
* @param array $submitted_data Submitted data.
* @param array $field Field.
* @throws Exception When there is an error.
*/
public function update_paymentIntent( $submitted_data, $field ) {
$mode = self::get_property( 'mode', $field, 'test' );
$currency = self::get_property( 'currency', $field, $this->get_default_currency() );
$is_multi = self::get_property( 'automatic_payment_methods', $field, 'true' );
if ( ! empty( $this->payment_plan['payment_method'] ) && 'subscription' === $this->payment_plan['payment_method'] ) {
$response_data = array(
'paymentid' => 'subscription',
'paymentsecret' => 'subscription',
'paymentPlan' => $this->payment_plan_hash,
);
if ( 'false' === $is_multi && class_exists( 'Forminator_Stripe_Subscription' ) ) {
try {
$stripe_addon = Forminator_Stripe_Subscription::get_instance();
$field_object = Forminator_Core::get_field_object( 'stripe' );
$payment_plan = $field_object->get_payment_plan( $field );
$payment_intent = $stripe_addon->create_payment_intent( $field_object, Forminator_Front_Action::$module_object, Forminator_Front_Action::$prepared_data, $field, $payment_plan );
$response_data['paymentid'] = $payment_intent->id;
$response_data['paymentsecret'] = $payment_intent->client_secret;
} catch ( Exception $e ) {
$response_data['paymentmethod_failed'] = '1';
}
}
wp_send_json_success( $response_data );
}
// apply merge tags to payment description.
$product_description = isset( $field['product_description'] ) ? $field['product_description'] : '';
if ( ! empty( $product_description ) ) {
$product_description = forminator_replace_form_data( $product_description, Forminator_Front_Action::$module_object );
$field['product_description'] = $product_description;
}
// Get Stripe key.
$key = $this->get_secret_key( 'test' !== $mode );
// Set Stripe key.
\Forminator\Stripe\Stripe::setApiKey( $key );
Forminator_Gateway_Stripe::set_stripe_app_info();
$field_id = Forminator_Field::get_property( 'element_id', $field );
$amount = $submitted_data[ $field_id ] ?? 0;
$id = $submitted_data['paymentid'];
if ( ! $amount && ! empty( $submitted_data['stripe_first_payment_intent'] ) ) {
// If amount is empty, set it to 1 for payment intent. Anyway, it will be updated during actual payment.
$amount = 1;
// Filter amount. It can be used to modify amount before creating payment intent for low-value currency
// to achieve minimum Stripe charge amount .5 euro. Use $field['currency'] to get currency code.
$amount = apply_filters( 'forminator_stripe_default_payment_intent_amount', $amount, $field );
}
$payment_intent_key = $mode . '_' . $currency . '_' . $amount . '_' . substr( $key, -5 );
$is_intent = ! empty( $submitted_data['stripe-intent'] );
// Check if we already have payment ID, if not generate new one.
if ( empty( $id ) ) {
$generate_new = ! $is_intent;
$id = $this->get_payment_intent_id( $amount, $field, $payment_intent_key, $generate_new );
}
try {
// Retrieve PI object.
$intent = \Forminator\Stripe\PaymentIntent::retrieve( $id );
if ( 'succeeded' === $intent->status ) {
// throw error if payment intent already succeeded.
throw new Exception( esc_html__( 'Payment already succeeded.', 'forminator' ) );
}
} catch ( Exception $e ) {
$id = $this->get_payment_intent_id( $amount, $field, $payment_intent_key, true );
$intent = \Forminator\Stripe\PaymentIntent::retrieve( $id );
}
// Convert object to array.
$metadata_key = $intent->metadata->keys();
$metadata_value = $intent->metadata->values();
$stored_metadata = array_combine( $metadata_key, $metadata_value );
// New metadata array.
$metadata = array();
if ( ! empty( $stored_metadata ) ) {
foreach ( (array) $stored_metadata as $key => $meta ) {
$metadata[ $key ] = forminator_replace_form_data( '{' . $meta . '}', Forminator_Front_Action::$module_object );
}
}
// Throw error if payment ID is empty.
if ( empty( $id ) ) {
$response = array(
'paymentPlan' => $this->payment_plan_hash,
'message' => esc_html__( 'Your Payment ID is empty, please reload the page and try again!', 'forminator' ),
'errors' => array(),
);
wp_send_json_error( $response );
}
if ( $is_intent ) {
wp_send_json_success(
array(
'paymentid' => $id,
'paymentsecret' => $intent->client_secret,
'paymentPlan' => $this->payment_plan_hash,
)
);
} elseif ( 'succeeded' === $intent->status ) {
// Check if the PaymentIntent already succeeded and continue.
wp_send_json_success(
array(
'paymentid' => $id,
'paymentsecret' => $intent->client_secret,
)
);
} else {
try {
// Check payment method.
if ( ! empty( $submitted_data['payment_method_type'] ) && in_array( $submitted_data['payment_method_type'], self::get_unsupported_payment_methods(), true ) ) {
throw new Exception( esc_html__( 'The selected Payment Method is not supported.', 'forminator' ) );
}
// Check payment amount.
if ( 0 > $amount ) {
throw new Exception( esc_html__( 'Payment amount should be larger than 0.', 'forminator' ) );
}
// Check payment ID.
if ( empty( $id ) ) {
throw new Exception( esc_html__( 'Your Payment ID is empty!', 'forminator' ) );
}
// Check payment method.
if ( empty( $submitted_data['payment_method'] ) ) {
throw new Exception( esc_html__( 'Your Payment Method is empty!', 'forminator' ) );
}
$options = array(
'amount' => $this->calculate_amount( $amount, $currency ),
'payment_method' => $submitted_data['payment_method'],
);
// Update receipt email if set on front-end.
if ( isset( $submitted_data['receipt_email'] ) && ! empty( $submitted_data['receipt_email'] ) ) {
$options['receipt_email'] = $submitted_data['receipt_email'];
}
if ( ! empty( $metadata ) ) {
$options['metadata'] = $metadata;
}
// Update Payment Intent amount.
\Forminator\Stripe\PaymentIntent::update(
$id,
$options
);
// Return success.
wp_send_json_success(
array(
'paymentid' => $id,
'paymentsecret' => $intent->client_secret,
'paymentPlan' => $this->payment_plan_hash,
)
);
} catch ( Exception $e ) {
$response = array(
'message' => $e->getMessage(),
'errors' => array(),
'paymentPlan' => $this->payment_plan_hash,
);
wp_send_json_error( $response );
}
}
}
/**
* Get payment intent ID
*
* @param int|float $amount Amount.
* @param array $field Field.
* @param string $payment_intent_key Payment intent key.
* @param bool $force Use saved payment intents or not.
*
* @return string
*/
private function get_payment_intent_id( $amount, $field, $payment_intent_key, $force = false ): string {
$saved_payment_intents = get_option( 'forminator_stripe_payment_intents', array() );
/**
* Filter to force payment intent generation
*
* @param bool $force Force payment intent generation.
* @param array $field Field.
*/
$force = apply_filters( 'forminator_stripe_force_payment_intent', $force, $field );
if ( ! $force && ! empty( $saved_payment_intents[ $payment_intent_key ] ) ) {
$id = $saved_payment_intents[ $payment_intent_key ];
} else {
$payment_intent = $this->generate_paymentIntent( $amount, $field );
$id = $payment_intent->id;
$saved_payment_intents[ $payment_intent_key ] = $id;
update_option( 'forminator_stripe_payment_intents', $saved_payment_intents );
}
return $id;
}
/**
* Get unsupported payment methods
*
* @return array
*/
private static function get_unsupported_payment_methods() {
return apply_filters(
'forminator_stripe_unsupported_payment_methods',
// All Stripe dynamic payment methods without immediate confirmation.
array(
'sepa_debit',
'multibanco',
'boleto',
'ach_credit_transfer',
'ach_debit',
'sofort',
'funded',
)
);
}
/**
* Get form setting
*
* @since 1.9
*
* @param int $id Id.
* @param array $settings Settings.
* @param mixed $fallback Fallback method.
*
* @return mixed
*/
public function get_form_setting( $id, $settings, $fallback ) {
// Check if user settings exist.
if ( isset( $settings[ $id ] ) ) {
return $settings[ $id ];
}
// Return fallback.
return $fallback;
}
/**
* Field back-end validation
*
* @param array $field Field.
* @param array|string $data Data.
*/
public function validate( $field, $data ) {
$id = self::get_property( 'element_id', $field );
}
/**
* Sanitize data
*
* @param array $field Field.
* @param array|string $data - the data to be sanitized.
*
* @return array|string $data - the data after sanitization
*/
public function sanitize( $field, $data ) {
$original_data = $data;
// Sanitize.
$data = forminator_sanitize_field( $data );
return apply_filters( 'forminator_field_stripe_sanitize', $data, $field, $original_data );
}
/**
* Is available
*
* @since 1.7
* @inheritdoc
* @param array $field Field.
*/
public function is_available( $field ) {
$mode = self::get_property( 'mode', $field, 'test' );
try {
$stripe = new Forminator_Gateway_Stripe();
if ( 'test' !== $mode ) {
$stripe->set_live( true );
}
if ( $stripe->is_ready() ) {
return true;
}
} catch ( Forminator_Gateway_Exception $e ) {
return false;
}
}
/**
* Get publishable key
*
* @since 1.7
*
* @param bool $live Live?.
*
* @return bool|string
*/
private function get_publishable_key( $live = false ) {
try {
$stripe = new Forminator_Gateway_Stripe();
if ( $live ) {
return $stripe->get_live_key();
}
return $stripe->get_test_key();
} catch ( Forminator_Gateway_Exception $e ) {
return false;
}
}
/**
* Get publishable key
*
* @since 1.7
*
* @param bool $live Live?.
*
* @return bool|string
*/
private function get_secret_key( $live = false ) {
try {
$stripe = new Forminator_Gateway_Stripe();
if ( $live ) {
return $stripe->get_live_secret( true );
}
return $stripe->get_test_secret( true );
} catch ( Forminator_Gateway_Exception $e ) {
return false;
}
}
/**
* Get default currency
*
* @return string
*/
private function get_default_currency() {
try {
$stripe = new Forminator_Gateway_Stripe();
return $stripe->get_default_currency();
} catch ( Forminator_Gateway_Exception $e ) {
return 'USD';
}
}
/**
* Process to entry data
*
* @param array $field Field.
*
* @return array
* @throws Exception When there is an error.
*/
public function process_to_entry_data( $field ) {
$entry_data = array(
'mode' => '',
'product_name' => '',
'payment_type' => '',
'amount' => '',
'quantity' => '',
'currency' => '',
'transaction_id' => '',
'transaction_link' => '',
);
$mode = self::get_property( 'mode', $field, 'test' );
$currency = self::get_property( 'currency', $field, $this->get_default_currency() );
try {
// Get Payment intent.
$intent = $this->get_paymentIntent( $field );
if ( is_wp_error( $intent ) ) {
throw new Exception( $intent->get_error_message() );
} elseif ( ! is_object( $intent ) ) {
// Make sure Payment Intent is object.
throw new Exception( esc_html__( 'Payment Intent object is not valid Payment object.', 'forminator' ) );
}
// Check if the PaymentIntent is set or empty.
if ( empty( $intent->id ) ) {
throw new Exception( esc_html__( 'Payment Intent ID is not valid!', 'forminator' ) );
}
$charge_amount = $this->get_payment_amount( $field );
$entry_data['mode'] = $mode;
$entry_data['currency'] = $currency;
$entry_data['amount'] = number_format( $charge_amount, 2, '.', '' );
if ( ! empty( $this->payment_plan ) ) {
$entry_data['product_name'] = $this->payment_plan['plan_name'];
$entry_data['payment_type'] = $this->payment_method( $this->payment_plan['payment_method'] );
$entry_data['quantity'] = $this->payment_plan['quantity'];
}
$entry_data['transaction_link'] = self::get_transanction_link( $mode, $intent->id );
$entry_data['transaction_id'] = $intent->id;
} catch ( Exception $e ) {
$entry_data['error'] = $e->getMessage();
}
/**
* Filter stripe entry data that will be stored
*
* @since 1.7
*
* @param array $entry_data Entry data.
* @param array $field Field properties.
* @param Forminator_Form_Model $module_object Forminator_Form_Model.
* @param array $submitted_data Submitted data.
* @param array $field_data_array current entry meta.
*
* @return array
*/
$entry_data = apply_filters( 'forminator_field_stripe_process_to_entry_data', $entry_data, $field, Forminator_Front_Action::$module_object, Forminator_CForm_Front_Action::$prepared_data, Forminator_CForm_Front_Action::$info['field_data_array'] );
return $entry_data;
}
/**
* Make linkify transaction_id
*
* @param string $transaction_id Transaction Id.
* @param array $meta_value Meta value.
*
* @return string
*/
public static function linkify_transaction_id( $transaction_id, $meta_value ) {
$transaction_link = $transaction_id;
if ( isset( $meta_value['transaction_link'] ) && ! empty( $meta_value['transaction_link'] ) ) {
$url = $meta_value['transaction_link'];
$transaction_link = '<a href="' . $url . '" target="_blank" rel="noopener noreferrer" title="' . $transaction_id . '">' . $transaction_id . '</a>';
}
/**
* Filter link to Stripe transaction id
*
* @since 1.7
*
* @param string $transaction_link
* @param string $transaction_id
* @param array $meta_value
*
* @return string
*/
$transaction_link = apply_filters( 'forminator_field_stripe_linkify_transaction_id', $transaction_link, $transaction_id, $meta_value );
return $transaction_link;
}
/**
* Retrieve PaymentIntent object
*
* @param array $field Field.
*
* @return mixed object|string
* @throws Exception When there is an error.
*/
public function get_paymentIntent( $field ) {
$mode = self::get_property( 'mode', $field, 'test' );
$currency = self::get_property( 'currency', $field, $this->get_default_currency() );
// Check Stripe key.
$key = $this->get_secret_key( 'test' !== $mode );
// Set Stripe key.
\Forminator\Stripe\Stripe::setApiKey( $key );
Forminator_Gateway_Stripe::set_stripe_app_info();
try {
// Makue sure payment ID exist.
if ( empty( Forminator_CForm_Front_Action::$prepared_data['paymentid'] ) ) {
throw new Exception( esc_html__( 'Stripe Payment ID does not exist.', 'forminator' ) );
}
// Check payment amount.
$intent = \Forminator\Stripe\PaymentIntent::retrieve( Forminator_CForm_Front_Action::$prepared_data['paymentid'] );
return $intent;
} catch ( Exception $e ) {
return $this->get_error( $e );
}
}
/**
* Retrieve PaymentMethod object
*
* @since 1.15
*
* @param array $field Field.
* @param array $submitted_data Submitted data.
*
* @return mixed object|string
* @throws Exception When there is an error.
*/
public function get_paymentMethod( $field, $submitted_data ) {
$mode = self::get_property( 'mode', $field, 'test' );
$currency = self::get_property( 'currency', $field, $this->get_default_currency() );
// Check Stripe key.
$key = $this->get_secret_key( 'test' !== $mode );
// Set Stripe key.
\Forminator\Stripe\Stripe::setApiKey( $key );
Forminator_Gateway_Stripe::set_stripe_app_info();
try {
// Makue sure payment ID exist.
if ( ! isset( $submitted_data['paymentid'] ) ) {
throw new Exception( esc_html__( 'Stripe Payment ID does not exist.', 'forminator' ) );
}
// Check payment amount.
$intent = \Forminator\Stripe\PaymentMethod::retrieve( $submitted_data['paymentmethod'] );
return $intent;
} catch ( Exception $e ) {
return $this->get_error( $e );
}
}
/**
* Get Stripe return URL to pass it in API calls
*
* @return string
*/
public static function get_return_url() {
return apply_filters( 'forminator_stripe_return_url', 'https://stripe.com' );
}
/**
* Confirm paymentIntent
*
* @param mixed $intent Payment Intent.
*
* @since 1.14.9
*
* @return object|WP_Error
*/
public function confirm_paymentIntent( $intent ) {
try {
return $intent->confirm( array( 'return_url' => self::get_return_url() ) );
} catch ( Exception $e ) {
return $this->get_error( $e );
}
}
/**
* Get the exception error and return WP_Error
*
* @param mixed $e Exception.
*
* @since 1.14.9
*
* @return WP_Error
*/
private function get_error( $e ) {
$code = $e->getCode();
if ( is_int( $code ) ) {
$code = ( 0 === $code ) ? 'zero' : $code;
return new WP_Error( $code, $e->getMessage() );
} else {
return new WP_Error( $e->getError()->code, $e->getMessage() );
}
}
/**
* Get ALL fields that payment amount depends on
*
* @param array $field_settings Field settings.
* @return array
*/
public function get_amount_dependent_fields_all( $field_settings ) {
$depend_field = self::get_conditions_dependent_fields( $field_settings );
$plans = self::get_property( 'payments', $field_settings, array() );
foreach ( $plans as $plan ) {
$plan_depends = self::get_plan_dependent_fields( $plan );
$depend_field = array_merge( $depend_field, $plan_depends );
}
return array_values( array_unique( $depend_field ) );
}
/**
* Get the fields that an amount depends on
*
* @param array $field_settings Field settings.
* @return array
*/
public function get_amount_dependent_fields( $field_settings ) {
$this->payment_plan = $this->get_payment_plan( $field_settings );
$plan = $this->payment_plan;
$amount = $this->get_payment_amount( $field_settings );
$this->payment_plan_hash = md5( wp_json_encode( $plan ) . $amount );
$conditions_depends = self::get_conditions_dependent_fields( $field_settings );
$plan_depends = self::get_plan_dependent_fields( $plan );
$depend_field = array_merge( $conditions_depends, $plan_depends );
return array_unique( $depend_field );
}
/**
* Get the fields that conditions based on
*
* @param array $field_settings Field settings.
*
* @return array
*/
private static function get_conditions_dependent_fields( $field_settings ) {
$depend_field = array();
$payments = self::get_property( 'payments', $field_settings, array() );
foreach ( $payments as $payment ) {
$conditions = $payment['conditions'] ?? array();
if ( empty( $conditions ) || ! is_array( $conditions ) ) {
continue;
}
foreach ( $conditions as $condition ) {
if ( ! empty( $condition['element_id'] ) ) {
$depend_field[] = $condition['element_id'];
}
}
}
return $depend_field;
}
/**
* Get the fields that a plan depends on
*
* @param array $plan Plan.
* @return array
*/
private static function get_plan_dependent_fields( $plan ) {
$depend_field = array();
if ( empty( $plan['payment_method'] ) ) {
return $depend_field;
}
if ( 'single' === $plan['payment_method']
&& ! empty( $plan['amount_type'] )
&& 'variable' === $plan['amount_type']
&& ! empty( $plan['variable'] ) ) {
$depend_field[] = $plan['variable'];
}
if ( 'subscription' === $plan['payment_method']
&& ! empty( $plan['subscription_amount_type'] )
&& 'variable' === $plan['subscription_amount_type']
&& ! empty( $plan['subscription_variable'] ) ) {
$depend_field[] = $plan['subscription_variable'];
}
return $depend_field;
}
/**
* Get payment amount
*
* @since 1.7
*
* @param array $field Field.
*
* @return double
*/
public function get_payment_amount( $field ) {
$payment_amount = 0.0;
$amount_type = self::get_property( 'amount_type', $field, 'fixed' );
$amount = self::get_property( 'amount', $field, '0' );
$amount_variable = self::get_property( 'variable', $field, '' );
$submitted_data = Forminator_CForm_Front_Action::$prepared_data;
if ( ! empty( $this->payment_plan ) ) {
$amount_type = isset( $this->payment_plan['amount_type'] ) ? $this->payment_plan['amount_type'] : $amount_type;
$amount = isset( $this->payment_plan['amount'] ) ? $this->payment_plan['amount'] : $amount;
$amount_variable = isset( $this->payment_plan['variable'] ) ? $this->payment_plan['variable'] : $amount_variable;
}
if ( 'fixed' === $amount_type ) {
$payment_amount = $amount;
} else {
$amount_var = $amount_variable;
$form_field = Forminator_Front_Action::$module_object->get_field( $amount_var, false );
if ( $form_field ) {
$form_field = $form_field->to_formatted_array();
if ( isset( $form_field['type'] ) ) {
if ( 'calculation' === $form_field['type'] ) {
// Calculation field get the amount from pseudo_submit_data.
if ( isset( Forminator_CForm_Front_Action::$prepared_data[ $amount_var ] ) ) {
$payment_amount = Forminator_CForm_Front_Action::$prepared_data[ $amount_var ];
}
} elseif ( 'currency' === $form_field['type'] ) {
// Currency field get the amount from submitted_data.
$field_id = $form_field['element_id'];
if ( isset( $submitted_data[ $field_id ] ) ) {
$payment_amount = self::forminator_replace_number( $form_field, $submitted_data[ $field_id ] );
}
} else {
$field_object = Forminator_Core::get_field_object( $form_field['type'] );
if ( $field_object ) {
$field_id = $form_field['element_id'];
$submitted_field_data = isset( $submitted_data[ $field_id ] ) ? $submitted_data[ $field_id ] : null;
$payment_amount = $field_object::get_calculable_value( $submitted_field_data, $form_field );
}
}
}
}
}
if ( ! is_numeric( $payment_amount ) ) {
$payment_amount = 0.0;
}
/**
* Filter payment amount of stripe
*
* @since 1.7
*
* @param double $payment_amount
* @param array $field field settings.
* @param Forminator_Form_Model $module_object
* @param array $prepared_data
*/
$payment_amount = apply_filters( 'forminator_field_stripe_payment_amount', $payment_amount, $field, Forminator_Front_Action::$module_object, Forminator_CForm_Front_Action::$prepared_data );
return $payment_amount;
}
/**
* Get Payment plan
*
* @param array $field Field.
*
* @return array
*/
public function get_payment_plan( $field ) {
$payments = self::get_property( 'payments', $field, array() );
if ( ! empty( $payments ) ) {
foreach ( $payments as $payment_settings ) {
$payment_settings['condition_rule'] = ! empty( $payment_settings['condition_rule'] ) ? $payment_settings['condition_rule'] : 'all';
$payment_settings['condition_action'] = 'show';
if ( ! Forminator_Field::is_hidden( $field, $payment_settings ) ) {
return $payment_settings;
}
}
}
return array();
}
/**
* Get transaction link
*
* @param string $mode Payment mode.
* @param string $transaction_id Transaction id.
* @return string
*/
public static function get_transanction_link( $mode, $transaction_id ) {
if ( 'test' === $mode ) {
$link_base = 'https://dashboard.stripe.com/test/payments/';
} else {
$link_base = 'https://dashboard.stripe.com/payments/';
}
$transaction_link = $link_base . rawurlencode( $transaction_id );
return $transaction_link;
}
/**
* Payment method
*
* @param string $method Payment method.
*
* @return string|void
*/
public function payment_method( $method ) {
switch ( $method ) {
case 'single':
$method = esc_html__( 'One Time', 'forminator' );
break;
case 'subscription':
$method = esc_html__( 'Subscription', 'forminator' );
break;
default:
$method = '';
}
return $method;
}
}