WordPress

@replace {{link}}

// Redirect a user after successful login
add_filter( 'login_redirect', function () {
  return '{{link}}';
} );

#

@replace {{email}}

// Customize the email address to which recovery mode email is sent when site encounters a fatal error
add_filter( 'recovery_mode_email', function( $email ) {

    $email['to'] = '{{email}}';

    return $email;

} );

#

@replace {{cpt-slug}}

add_action( 'pre_get_posts', function ( $query ) {

   if ( is_home() && $query->is_main_query() )
      $query->set( 'post_type', array( 'post', '{{cpt-slug}}' ) );

   return $query;

} );

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/**
 * Create a globally accessible counter for all queries
 * Even custom new WP_Query!
 */

// Initialize your variables
add_action( 'init', function () {
   global $cqc;
   $cqc = -1;
} );

// At loop start, always make sure the counter is -1
// This is because WP_Query calls "next_post" for each post,
// even for the first one, which increments by 1
// (meaning the first post is going to be 0 as expected)
add_action( 'loop_start', function ( $q ) {
   global $cqc;
   $cqc = -1;
}, 100, 1 );

// At each iteration of a loop, this hook is called
// We store the current instance's counter in our global variable
add_action( 'the_post', function ( $p, $q ) {
   global $cqc;
   $cqc = $q->current_post;
}, 100, 2 );

// At each end of the query, we clean up by setting the counter to
// the global query's counter. This allows the custom $cqc variable
// to be set correctly in the main page, post or query, even after
// having executed a custom WP_Query.
add_action( 'loop_end', function ( $q ) {
   global $wp_query, $cqc;
   $cqc = $wp_query->current_post;
}, 100, 1 );

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Add link-the-caption as Additional CSS Class on image block. Caption should contain no other links.

// Auto-link image caption to the same URL as that to which the image has been linked
jQuery(document).ready(function( $ ) {

   $('.link-the-caption').each( function() {

      let image_link = $(this).attr('href');
      let image_caption = $(this).next().html();

      $(this).next().html('<a href="'+image_link+'">'+image_caption+'</a>');

   });

});

#

@requires @plugin Members

// Sync roles across multisite network by hooking to Members plugin (https://wordpress.org/plugins/members/)
add_action( 'members_role_updated', function() {

   if ( function_exists( 'get_sites' ) && class_exists( 'WP_Site_Query' ) ) {

      $roles = get_option( 'wp_user_roles' );
      $sites = get_sites( array( 'fields' => 'ids' ) );

      foreach ( $sites as $site_id ) {
         update_blog_option( $site_id, 'wp_' . $site_id . '_user_roles', $roles );
      }

   }

} );

#

// Remove the welcome panel for new WordPress installs
remove_action( 'welcome_panel', 'wp_welcome_panel' );

#

@replace @int {{seconds}}

add_filter( 'auth_cookie_expiration', function ( $expiration, $user_id, $remember ) {

   if ( $remember )
      return {{seconds}};

   return $expiration;

}, 10, 3 );

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@replace @arr $restricted

// Disallow users from searching specific terms on your site
add_filter( 'pre_get_posts', function( $query ) {

   $restricted = array(
      'term-1',
      'term-2'
   );

   if ( $query->is_search && $query->is_main_query() ) {

      $stripped = trim( str_replace( $restricted, '', $query->get('s') ) );

      if ( $stripped == '' )
         $query->set( 'p', -1 );
      else
         $query->set( 's', $stripped );

   }

} );

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// Remove the URL field from the WordPress comment form
add_filter( 'comment_form_default_fields', function ( $fields ) {

   unset( $fields['url'] );

   return $fields;

} );

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/**
 *  Perform any function on any site on the network
 *
 *  @param    integer         $site_id   site on which to perform the function
 *  @param    string|array    $action    function name to perform
 *  @param    array           $args      parameters passed as an indexed array
 *  @return
 */
function do_network_request( $site_id, $action, $args = array() ) {

   switch_to_blog( $site_id );

      if ( ( is_string( $action ) && function_exists( $action ) ) || ( is_array( $action ) && method_exists( ...$action ) ) )
         $result = call_user_func( $action, ...$args );
      else
         $result = NULL;

   restore_current_blog();

   return $result;

} // end do_network_request

#

// If a search results returns only a single post, then redirect the user to that post
add_action( 'template_redirect', function () {

   if ( is_search() ) {

      global $wp_query;

      if ( $wp_query->post_count == 1 && $wp_query->max_num_pages == 1 ) {

         wp_redirect( get_permalink( $wp_query->posts['0']->ID ) );
         exit;

      }

   }

} );

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// Prevent auto installation of newly bundled WP themes & plugins
define('CORE_UPGRADE_SKIP_NEW_BUNDLED', true);

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@replace {{theme-name}}

define('WP_DEFAULT_THEME', '{{theme-name}}');

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