Merge pull request #29 from timiwahalahti/issue-25

Remove _wplf_email_copy_to meta if input is empty

Author: Antti Kuosmanen

classes/class-cpt-wplf-form.php

@@ -332,7 +332,7 @@ function meta_box_title_format( $post ) {
 ?>
 <p><?php _e('Submissions from this form will use this formatting in their title.', 'wp-libre-form'); ?></p>
 <p><?php _e('You may use any field values enclosed in "%" markers.', 'wp-libre-form');?></p>
-<p><input type="text" name="wplf_title_format" value="<?php echo esc_attr( $format ); ?>" placeholder="<?php echo esc_attr( $default ); ?>" class="code" style="width:100%"></p>
+<p><input type="text" name="wplf_title_format" value="<?php echo esc_attr( $format ); ?>" placeholder="<?php echo esc_attr( $default ); ?>" class="code" style="width:100%" autocomplete="off"></p>
 <?php
   }
 
@@ -402,7 +402,11 @@ function save_cpt( $post_id ) {
         $to = sanitize_email( $emailField );
       }
 
-      update_post_meta( $post_id, '_wplf_email_copy_to', $to );
+      if( !empty( $to ) ) {
+        update_post_meta( $post_id, '_wplf_email_copy_to', $to );
+      } else {
+        delete_post_meta( $post_id, '_wplf_email_copy_to' );
+      }
     }
 
     // save title format