PPOM – Product Addons & Custom Fields for WooCommerce

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PHP file should prevent direct access. Add a check like: if ( ! defined( 'ABSPATH' ) ) exit;

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Detected usage of a possibly undefined superglobal array index: $_POST['ppom_product_id']. Check that the array index exists before using it.

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Resource version not set in call to wp_enqueue_script(). This means new versions of the script may not always be loaded due to browser caching.

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strip_tags() is discouraged. Use the more comprehensive wp_strip_all_tags() instead.

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wp_redirect() found. Using wp_safe_redirect(), along with the "allowed_redirect_hosts" filter if needed, can help avoid any chances of malicious redirects within code. It is also important to remember to call exit() after a redirect so that no other unwanted code is executed.

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unlink() is discouraged. Use wp_delete_file() to delete a file.

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date() is affected by runtime timezone changes which can cause date/time to be incorrectly displayed. Use gmdate() instead.

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rename() is discouraged. Use WP_Filesystem::move() to rename a file.

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In footer ($in_footer) is not set explicitly wp_enqueue_script; It is recommended to load scripts in the footer. Please set this value to `true` to load it in the footer, or explicitly `false` if it should be loaded in the header.

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Functions declared in the global namespace by a theme/plugin should start with the theme/plugin prefix. Found: "nm_get_order_id".

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File operations should use WP_Filesystem methods instead of direct PHP filesystem calls. Found: fclose().

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File operations should use WP_Filesystem methods instead of direct PHP filesystem calls. Found: fopen().

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Hidden files are not permitted.

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load_plugin_textdomain() has been discouraged since WordPress version 4.6. When your plugin is hosted on WordPress.org, you no longer need to manually include this function call for translations under your plugin slug. WordPress will automatically load the translations for you as needed.

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Found call to wp_enqueue_style() with external resource. Offloading styles to your servers or any remote service is disallowed.