What is WordPress Hook: is_protected_meta
The is_protected_meta hook in WordPress is used to determine whether a meta key is protected. This hook is commonly used when working with custom fields and meta data in WordPress.
Understanding the Hook: is_protected_meta
The is_protected_meta hook is located within the wp-includes/meta.php file in WordPress. It is used to check if a meta key is protected, meaning it cannot be edited or deleted.
Hook Parameters (if applicable): is_protected_meta
The is_protected_meta hook accepts three parameters: $protected, $meta_key, and $meta_type. The $protected parameter is a boolean value indicating whether the meta key is protected. The $meta_key parameter is the key of the meta data being checked. The $meta_type parameter is the type of object metadata is for.
Hook Doesn’t Work: is_protected_meta
If the is_protected_meta hook doesn’t work as expected, it may be due to incorrect usage of the hook or incorrect parameters being passed. It’s important to ensure that the correct parameters are being used and that the hook is being called in the appropriate context within the WordPress code.
Best Practices & Usage Notes (if applicable): is_protected_meta
When using the is_protected_meta hook, it’s important to note that it only checks if a meta key is protected and does not actually protect the meta key itself. It is also important to use this hook in conjunction with other checks to ensure the security of meta data in WordPress.
is_protected_meta Usage Example: is_protected_meta
“`php
$protected = apply_filters( ‘is_protected_meta’, $protected, $meta_key, $meta_type );
“`
In this example, the is_protected_meta hook is used to apply filters to the $protected variable, $meta_key, and $meta_type parameters. This allows for custom functionality to be added to the protection of meta data in WordPress.