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tannerhodges/functions-404.php

Last active May 6, 2020 01:20
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  1. tannerhodges revised this gist May 6, 2020. No changes.
  2. tannerhodges created this gist May 6, 2020.
    29 changes: 29 additions & 0 deletions functions-404.php
    View file
    Original file line number Diff line number Diff line change
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    <?php

    /**
    * Throw a 404 error and render the current theme's 404 template.
    *
    * @see https://richjenks.com/wordpress-throw-404/
    * @see https://developer.wordpress.org/reference/hooks/pre_get_document_title/
    */
    function throw_404() {
    // 1. Ensure `is_*` functions work.
    global $wp_query;
    $wp_query->set_404();

    // 2. Reset HTML title.
    // NOTE: 👇 Change this to customize your site's 404 title.
    add_filter( 'pre_get_document_title', function () {
    return 'Page Not Found';
    }, 999 );

    // 3. Return a 404 status code.
    status_header( 404 );
    nocache_headers();

    // 4. Show 404 template.
    require get_404_template();

    // 5. Stop execution.
    exit;
    }