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query_vars Hook WordPress Developer Resources

    https://developer.wordpress.org/reference/hooks/query_vars/
    Description # Description. Allows (publicly allowed) query vars to be added, removed, or changed prior to executing the query. Needed to allow custom rewrite rules using your own arguments to work, or any other custom query variables you want to be publicly available.

Query Overview « WordPress Codex

    https://codex.wordpress.org/Query_Overview
    Function: is_main_query() - Ensures that the query that is being changed is only the main query; Action Hook: pre_get_posts - Change WordPress queries before they are executed; Action Hook: the_post - Modify the post object after query; Filter Hook: found_posts - Changes the value of the object found_posts WP_Query

pre_user_query Hook WordPress Developer Resources

    https://developer.wordpress.org/reference/hooks/pre_user_query/
    Browse: Home / Reference / Hooks / WP_User_Query::prepare_query / pre_user_query do_action_ref_array ( 'pre_user_query', WP_User_Query $this ) Fires after the WP_User_Query has been parsed, and before the query …

The WordPress Hooks Bootcamp: How to Use Actions, Filters ...

    https://kinsta.com/blog/wordpress-hooks/
    Oct 12, 2020 · A WordPress hook by itself does nothing. It just sits in the code, waiting for some hook function to activate it. To make use of a hook, you need to call at least 2 other functions. First, you need to register the hook with a hook function and reference a …

pre_get_posts Hook WordPress Developer Resources

    https://developer.wordpress.org/reference/hooks/pre_get_posts/
    With the $query->is_main_query () conditional from the query object you can target the main query of a page request. The main query is used by the primary post loop that displays the …

query - hook to get (and change) the search string before ...

    https://wordpress.stackexchange.com/questions/319649/hook-to-get-and-change-the-search-string-before-processing
    add_filter( 'get_search_query', function( $user_search_query ) { $replacement = str_replace( 'red', 'rosso', $user_search_query ); if( $replacement ) { return $replacement; } return $user_search_query; }, 999); The hook you're looking for is get_search_query. But please know that there's a lot of plugins / things that play with this, so, be aware of the implications of …

posts_results Hook WordPress Developer Resources

    https://developer.wordpress.org/reference/hooks/posts_results/
    Filters the raw post results array, prior to status checks.

posts_where Hook WordPress Developer Resources

    https://developer.wordpress.org/reference/hooks/posts_where/
    Expand full source code Collapse full source code. Depending on setup, if we had a custom post type of type ‘book’ with a taxonomy (category style) of type ‘author’, this filter would allow us to only show books written by a specific author.

Beginner's Guide to Adding Your Own WordPress Hooks

    https://www.codeinwp.com/blog/adding-your-own-wordpress-hooks/
    Oct 12, 2018 · You could use ‘my_plugin_query_args’ or any other format you wish. I prefer the forward slash because it clearly states the plugin creating it and the functionality it provides. Conclusion. Hooks are extremely powerful and can be used not only to extend WordPress, but to extend your own plugins or even themes.
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