function swpm_render_pp_subscription_button_sc_output($button_code, $args)
{
$button_id = isset($args['id']) ? $args['id'] : '';
if (empty($button_id)) {
return '<p style="color: red;">Error! swpm_render_pp_subscription_button_sc_output() function requires the button ID value to be passed to it.</p>';
}
//Check new_window parameter
$window_target = isset($args['new_window']) ? 'target="_blank"' : '';
$settings = SwpmSettings::get_instance();
$button_cpt = get_post($button_id);
//Retrieve the CPT for this button
$membership_level_id = get_post_meta($button_id, 'membership_level_id', true);
$paypal_email = get_post_meta($button_id, 'paypal_email', true);
$payment_currency = get_post_meta($button_id, 'payment_currency', true);
//Subscription payment details
$billing_amount = get_post_meta($button_id, 'billing_amount', true);
if (!is_numeric($billing_amount)) {
return '<p style="color: red;">Error! The billing amount value of the button must be a numeric number. Example: 49.50 </p>';
}
$billing_amount = round($billing_amount, 2);
//round the amount to 2 decimal place.
$billing_cycle = get_post_meta($button_id, 'billing_cycle', true);
$billing_cycle_term = get_post_meta($button_id, 'billing_cycle_term', true);
$billing_cycle_count = get_post_meta($button_id, 'billing_cycle_count', true);
$billing_reattempt = get_post_meta($button_id, 'billing_reattempt', true);
//Trial billing details
$trial_billing_amount = get_post_meta($button_id, 'trial_billing_amount', true);
if (!empty($trial_billing_amount)) {
if (!is_numeric($trial_billing_amount)) {
return '<p style="color: red;">Error! The trial billing amount value of the button must be a numeric number. Example: 19.50 </p>';
}
}
$trial_billing_cycle = get_post_meta($button_id, 'trial_billing_cycle', true);
$trial_billing_cycle_term = get_post_meta($button_id, 'trial_billing_cycle_term', true);
$sandbox_enabled = $settings->get_value('enable-sandbox-testing');
$notify_url = SIMPLE_WP_MEMBERSHIP_SITE_HOME_URL . '/?swpm_process_ipn=1';
$return_url = get_post_meta($button_id, 'return_url', true);
if (empty($return_url)) {
$return_url = SIMPLE_WP_MEMBERSHIP_SITE_HOME_URL;
}
$cancel_url = SIMPLE_WP_MEMBERSHIP_SITE_HOME_URL;
$user_ip = SwpmUtils::get_user_ip_address();
$_SESSION['swpm_payment_button_interaction'] = $user_ip;
//Custom field data
$custom_field_value = 'subsc_ref=' . $membership_level_id;
$custom_field_value .= '&user_ip=' . $user_ip;
if (SwpmMemberUtils::is_member_logged_in()) {
$custom_field_value .= '&swpm_id=' . SwpmMemberUtils::get_logged_in_members_id();
}
$custom_field_value = apply_filters('swpm_custom_field_value_filter', $custom_field_value);
/* === PayPal Subscription Button Form === */
$output = '';
$output .= '<div class="swpm-button-wrapper swpm-pp-subscription-wrapper">';
if ($sandbox_enabled) {
$output .= '<form action="https://www.sandbox.paypal.com/cgi-bin/webscr" method="post" ' . $window_target . '>';
} else {
$output .= '<form action="https://www.paypal.com/cgi-bin/webscr" method="post" ' . $window_target . '>';
}
$output .= '<input type="hidden" name="cmd" value="_xclick-subscriptions" />';
$output .= '<input type="hidden" name="charset" value="utf-8" />';
$output .= '<input type="hidden" name="bn" value="TipsandTricks_SP" />';
$output .= '<input type="hidden" name="business" value="' . $paypal_email . '" />';
$output .= '<input type="hidden" name="currency_code" value="' . $payment_currency . '" />';
$output .= '<input type="hidden" name="item_number" value="' . $button_id . '" />';
$output .= '<input type="hidden" name="item_name" value="' . htmlspecialchars($button_cpt->post_title) . '" />';
//Check trial billing
if (!empty($trial_billing_cycle)) {
$output .= '<input type="hidden" name="a1" value="' . $trial_billing_amount . '" /><input type="hidden" name="p1" value="' . $trial_billing_cycle . '" /><input type="hidden" name="t1" value="' . $trial_billing_cycle_term . '" />';
}
//Main subscription billing
if (!empty($billing_cycle)) {
$output .= '<input type="hidden" name="a3" value="' . $billing_amount . '" /><input type="hidden" name="p3" value="' . $billing_cycle . '" /><input type="hidden" name="t3" value="' . $billing_cycle_term . '" />';
}
//Re-attempt on failure
if ($billing_reattempt != '') {
$output .= '<input type="hidden" name="sra" value="1" />';
}
//Reccurring times
if ($billing_cycle_count > 1) {
//do not include srt value if billing cycle count set to 1 or a negetive number.
$output .= '<input type="hidden" name="src" value="1" /><input type="hidden" name="srt" value="' . $billing_cycle_count . '" />';
} else {
if (empty($billing_cycle_count)) {
$output .= '<input type="hidden" name="src" value="1" />';
}
}
//Other required data
$output .= '<input type="hidden" name="no_shipping" value="1" />';
//Do not prompt for an address
$output .= '<input type="hidden" name="notify_url" value="' . $notify_url . '" />';
$output .= '<input type="hidden" name="return" value="' . $return_url . '" />';
$output .= '<input type="hidden" name="cancel_return" value="' . $cancel_url . '" />';
$output .= '<input type="hidden" name="custom" value="' . $custom_field_value . '" />';
//Filter to add additional payment input fields to the form (example: langauge code or country code etc).
$output .= apply_filters('swpm_pp_payment_form_additional_fields', '');
//Submit button
$button_image_url = get_post_meta($button_id, 'button_image_url', true);
if (!empty($button_image_url)) {
$output .= '<input type="image" src="' . $button_image_url . '" class="swpm-subscription-button-submit" alt="' . SwpmUtils::_('Subscribe Now') . '"/>';
} else {
$button_text = isset($args['button_text']) ? $args['button_text'] : SwpmUtils::_('Subscribe Now');
$output .= '<input type="submit" class="swpm-subscription-button-submit" value="' . $button_text . '" />';
}
$output .= '</form>';
//End .form
$output .= '</div>';
//End .swpm_button_wrapper
return $output;
}
function swpm_render_stripe_buy_now_button_sc_output($button_code, $args)
{
$button_id = isset($args['id']) ? $args['id'] : '';
if (empty($button_id)) {
return '<p class="swpm-red-box">Error! swpm_render_stripe_buy_now_button_sc_output() function requires the button ID value to be passed to it.</p>';
}
//Check new_window parameter
$window_target = isset($args['new_window']) ? 'target="_blank"' : '';
$button_text = isset($args['button_text']) ? $args['button_text'] : SwpmUtils::_('Buy Now');
$billing_address = isset($args['billing_address']) ? '1' : '';
//By default don't show the billing address in the checkout form.
$item_logo = '';
//Can be used to show an item logo or thumbnail in the checkout form.
$settings = SwpmSettings::get_instance();
$button_cpt = get_post($button_id);
//Retrieve the CPT for this button
$item_name = htmlspecialchars($button_cpt->post_title);
$membership_level_id = get_post_meta($button_id, 'membership_level_id', true);
//Verify that this membership level exists (to prevent user paying for a level that has been deleted)
if (!SwpmUtils::membership_level_id_exists($membership_level_id)) {
return '<p class="swpm-red-box">Error! The membership level specified in this button does not exist. You may have deleted this membership level. Edit the button and use the correct membership level.</p>';
}
//Payment amount and currency
$payment_amount = get_post_meta($button_id, 'payment_amount', true);
if (!is_numeric($payment_amount)) {
return '<p class="swpm-red-box">Error! The payment amount value of the button must be a numeric number. Example: 49.50 </p>';
}
$payment_amount = round($payment_amount, 2);
//round the amount to 2 decimal place.
$price_in_cents = $payment_amount * 100;
//The amount (in cents). This value is passed to Stripe API.
$payment_currency = get_post_meta($button_id, 'payment_currency', true);
//Return, cancel, notifiy URLs
$return_url = get_post_meta($button_id, 'return_url', true);
if (empty($return_url)) {
$return_url = SIMPLE_WP_MEMBERSHIP_SITE_HOME_URL;
}
$notify_url = SIMPLE_WP_MEMBERSHIP_SITE_HOME_URL . '/?swpm_process_stripe_buy_now=1';
//We are going to use it to do post payment processing.
//$button_image_url = get_post_meta($button_id, 'button_image_url', true);//Stripe doesn't currenty support button image for their standard checkout.
//User's IP address
$user_ip = SwpmUtils::get_user_ip_address();
$_SESSION['swpm_payment_button_interaction'] = $user_ip;
//Custom field data
$custom_field_value = 'subsc_ref=' . $membership_level_id;
$custom_field_value .= '&user_ip=' . $user_ip;
if (SwpmMemberUtils::is_member_logged_in()) {
$custom_field_value .= '&swpm_id=' . SwpmMemberUtils::get_logged_in_members_id();
}
$custom_field_value = apply_filters('swpm_custom_field_value_filter', $custom_field_value);
//Sandbox settings
$sandbox_enabled = $settings->get_value('enable-sandbox-testing');
//API keys
$stripe_test_secret_key = get_post_meta($button_id, 'stripe_test_secret_key', true);
$stripe_test_publishable_key = get_post_meta($button_id, 'stripe_test_publishable_key', true);
$stripe_live_secret_key = get_post_meta($button_id, 'stripe_live_secret_key', true);
$stripe_live_publishable_key = get_post_meta($button_id, 'stripe_live_publishable_key', true);
if ($sandbox_enabled) {
$publishable_key = $stripe_test_publishable_key;
//Use sandbox API key
} else {
$publishable_key = $stripe_live_publishable_key;
//Use live API key
}
/* === Stripe Buy Now Button Form === */
$output = '';
$output .= '<div class="swpm-button-wrapper swpm-stripe-buy-now-wrapper">';
$output .= "<form action='" . $notify_url . "' METHOD='POST'> ";
$output .= "<script src='https://checkout.stripe.com/checkout.js' class='stripe-button'\r\n data-key='" . $publishable_key . "'\r\n data-panel-label='Pay'\r\n data-amount='{$price_in_cents}'\r\n data-name='{$item_name}'";
$output .= "data-description='{$payment_amount} {$payment_currency}'";
$output .= "data-label='{$button_text}'";
//Stripe doesn't currenty support button image for their standard checkout.
$output .= "data-currency='{$payment_currency}'";
if (!empty($item_logo)) {
//Show item logo/thumbnail in the stripe payment window
$output .= "data-image='{$item_logo}'";
}
if (!empty($billing_address)) {
//Show billing address in the stipe payment window
$output .= "data-billingAddress='true'";
}
$output .= apply_filters('swpm_stripe_additional_checkout_data_parameters', '');
//Filter to allow the addition of extra data parameters for stripe checkout.
$output .= "></script>";
$output .= wp_nonce_field('stripe_payments', '_wpnonce', true, false);
$output .= '<input type="hidden" name="item_number" value="' . $button_id . '" />';
$output .= "<input type='hidden' value='{$item_name}' name='item_name' />";
$output .= "<input type='hidden' value='{$payment_amount}' name='item_price' />";
$output .= "<input type='hidden' value='{$payment_currency}' name='currency_code' />";
$output .= "<input type='hidden' value='{$custom_field_value}' name='custom' />";
//Filter to add additional payment input fields to the form.
$output .= apply_filters('swpm_stripe_payment_form_additional_fields', '');
$output .= "</form>";
$output .= '</div>';
//End .swpm_button_wrapper
return $output;
}