/**
* Add the Stripe subscribe popup button to the subscribe cards.
*
* @since 4.0.0
*/
function leaky_paywall_stripe_checkout_button($level, $level_id)
{
$results = '';
$settings = get_leaky_paywall_settings();
$currency = apply_filters('leaky_paywall_stripe_currency', $settings['leaky_paywall_currency']);
// @todo: make this a function so we can use it on the credit card form too
if (in_array(strtoupper($currency), array('BIF', 'DJF', 'JPY', 'KRW', 'PYG', 'VND', 'XAF', 'XPF', 'CLP', 'GNF', 'KMF', 'MGA', 'RWF', 'VUV', 'XOF'))) {
//Zero-Decimal Currencies
//https://support.stripe.com/questions/which-zero-decimal-currencies-does-stripe-support
$stripe_price = number_format($level['price'], '0', '', '');
} else {
$stripe_price = number_format($level['price'], '2', '', '');
//no decimals
}
$publishable_key = 'on' === $settings['test_mode'] ? $settings['test_publishable_key'] : $settings['live_publishable_key'];
$secret_key = 'on' === $settings['test_mode'] ? $settings['test_secret_key'] : $settings['live_secret_key'];
if (!empty($level['recurring']) && 'on' === $level['recurring']) {
try {
$plan_args = array('stripe_price' => $stripe_price, 'currency' => $currency, 'secret_key' => $secret_key);
$stripe_plan = leaky_paywall_get_stripe_plan($level, $level_id, $plan_args);
$results .= '<form action="' . esc_url(add_query_arg('leaky-paywall-confirm', 'stripe_checkout', get_page_link($settings['page_for_subscription']))) . '" method="post">
<input type="hidden" name="custom" value="' . esc_js($level_id) . '" />
<script src="https://checkout.stripe.com/v2/checkout.js" class="stripe-button"
data-key="' . esc_js($publishable_key) . '"
data-label="' . apply_filters('leaky_paywall_stripe_button_label', 'Subscribe') . '"
data-plan="' . esc_js($stripe_plan->id) . '"
data-currency="' . esc_js($currency) . '"
data-description="' . esc_js($level['label']) . '">
</script>
' . apply_filters('leaky_paywall_pay_with_stripe_recurring_payment_form_after_script', '') . '
</form>';
} catch (Exception $e) {
$results = '<h1>' . sprintf(__('Error processing request: %s', 'issuem-leaky-paywall'), $e->getMessage()) . '</h1>';
}
} else {
$results .= '<form action="' . esc_url(add_query_arg('leaky-paywall-confirm', 'stripe_checkout', get_page_link($settings['page_for_subscription']))) . '" method="post">
<input type="hidden" name="custom" value="' . esc_js($level_id) . '" />
<script src="https://checkout.stripe.com/v2/checkout.js" class="stripe-button"
data-key="' . esc_js($publishable_key) . '"
data-label="' . apply_filters('leaky_paywall_stripe_button_label', 'Subscribe') . '"
data-amount="' . esc_js($stripe_price) . '"
data-currency="' . esc_js($currency) . '"
data-description="' . esc_js($level['label']) . '">
</script>
' . apply_filters('leaky_paywall_pay_with_stripe_non_recurring_payment_form_after_script', '') . '
</form>';
}
return '<div class="leaky-paywall-stripe-button leaky-paywall-payment-button">' . $results . '</div>';
}
/**
* Add credit card fields
*
* @since 4.0.0
*/
public function fields()
{
$level_id = esc_html($_GET['level_id']);
$level = get_leaky_paywall_subscription_level($level_id);
if ($level['price'] == 0) {
return;
}
$settings = get_leaky_paywall_settings();
$plan_args = array('stripe_price' => number_format($level['price'], 2, '', ''), 'currency' => $settings['leaky_paywall_currency'], 'secret_key' => $this->secret_key);
if ($level['subscription_length_type'] == 'limited') {
$stripe_plan = leaky_paywall_get_stripe_plan($level, $level_id, $plan_args);
}
ob_start();
?>
<input type="hidden" name="plan_id" value="<?php
echo $stripe_plan->id;
?>
"/>
<script type="text/javascript">
var leaky_paywall_script_options;
var leaky_paywall_processing;
var leaky_paywall_stripe_processing = false;
// This identifies your website in the createToken call below
Stripe.setPublishableKey('<?php
echo $this->publishable_key;
?>
');
function stripeResponseHandler(status, response) {
if (response.error) {
// re-enable th submit button
jQuery('#leaky-paywall-payment-form #leaky-paywall-submit').attr("disabled", false );
// jQuery('#leaky-paywall-registration-form').unblock();
jQuery('#leaky-paywall-submit').before('<div class="leaky-paywall-message error"><p class="leaky-paywall-error"><span>' + response.error.message + '</span></p></div>' );
leaky_paywall_stripe_processing = false;
leaky_paywall_processing = false;
} else {
var form$ = jQuery('#leaky-paywall-payment-form');
var token = response['id'];
form$.append('<input type="hidden" name="stripeToken" value="' + token + '" />');
form$.get(0).submit();
}
}
jQuery(document).ready(function($) {
$('#leaky-paywall-payment-form').on('submit', function(e) {
if ( ! leaky_paywall_stripe_processing ) {
leaky_paywall_stripe_processing = true;
// get the price
$('input[name="stripe_price"]').val();
// disabl the submit button to prevent repeated clicks
$('#leaky-paywall-payment-form #leaky-paywall-submit').attr('disabled', 'disabled' );
// create Stripe token
Stripe.createToken({
number: $('.card-num').val(),
name: $('.card-name').val(),
cvc: $('.cvc').val(),
exp_month: $('.exp-month').val(),
exp_year: $('.exp-year').val(),
address_zip: $('.card-zip').val(),
}, stripeResponseHandler);
return false;
}
});
});
</script>
<?php
leaky_paywall_card_form();
return ob_get_clean();
}
