sanitize output

Author: lukman-paystack

includes/paystack-invoice.php

@@ -73,7 +73,7 @@ function kkd_format_metadata($data)
        <label class="label inline">Amount:</label>
        <strong><?php echo esc_html($currency.number_format($dbdata->amount)); ?></strong>
       </div>
-        <?php echo kkd_format_metadata($dbdata->metadata); ?>
+        <?php echo  esc_html(kkd_format_metadata($dbdata->metadata)); ?>
 
       <div class="span12 unit">
        <label class="label inline">Date:</label>