Is there a hook that I can use when a fatal error occurs?

Look into the WP_Fatal_Error_Handler class. I see a couple of filters in its display_default_error_template() method that might be helpful for you: wp_php_error_args wp_php_error_message The entire class is a drop-in, so if you need to you can replace it entirely with your own version, but I think one of those filters—probably wp_php_error_args—might be what you’re looking … Read more

Add text below WooCommerce short description if metabox value is true

Following the suggestion by @1inmillion, I put the second filter inside the first IF statement, which works nicely. This is the combined code: // 1. Add text below short description function bja_product_unavailable_text( $content ) { $content .= ‘<div class=”bja_product_unavailable”>This product is unavailable</div>’; return $content; } // 2. Remove add to cart button if product is … Read more