wp_unique_post_slug

What is WordPress Hook: wp_unique_post_slug

The wp_unique_post_slug hook is a function in WordPress that is used to generate a unique post slug. This hook is essential for ensuring that each post on a WordPress website has a distinct URL.

Understanding the Hook: wp_unique_post_slug

The wp_unique_post_slug hook is located within the wp_unique_post_slug function in the WordPress core. It is called when a new post is being created or updated to ensure that the post slug is unique within the database.

Hook Parameters (if applicable): wp_unique_post_slug

The wp_unique_post_slug hook does not accept any arguments or parameters.

Hook Doesn’t Work: wp_unique_post_slug

If the wp_unique_post_slug hook is not working as expected, it could be due to conflicts with other plugins or themes that modify the post slug generation process. It is recommended to deactivate any conflicting plugins or switch to a default theme to troubleshoot the issue.

Best Practices & Usage Notes (if applicable): wp_unique_post_slug

When using the wp_unique_post_slug hook, it is important to note that it only applies to posts and not to other post types such as pages or custom post types. Additionally, developers should be cautious when modifying the default behavior of the wp_unique_post_slug function to avoid unintended consequences.

Usage Example: wp_unique_post_slug

“`php
function custom_unique_post_slug( $slug, $post_ID, $post_status, $post_type, $post_parent, $original_slug ) {
// Custom logic to generate a unique post slug
return $slug;
}
add_filter( ‘wp_unique_post_slug’, ‘custom_unique_post_slug’, 10, 6 );
“`

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