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Increase width of form editor sidebar

// Increase width of form editor sidebar
add_action( 'admin_print_styles', function() {

    if ( class_exists( 'GFCommon' ) && GFCommon::is_form_editor() ) {

        echo '<style>
                .gforms_edit_form .form_editor_fields_container { max-width: calc( 100% - 744px ); }
                .gforms_edit_form .form_editor_fields_container.droppable { padding-right: 712px; }
                .gforms_edit_form .editor-sidebar .sidebar,
                .gforms_edit_form .editor-sidebar .sidebar .sidebar__nav { width: 520px; }
                .gforms_edit_form .editor-sidebar .sidebar .add-buttons li { width: 25%; }
              </style>';

    }

} );

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Add CSS Class to Filled Fields

@replace {{class}}

<?php
// Checks whether form inputs are filled and adds a targetable class if they have value
add_action( 'wp_footer', function () { ?>

   <script type="text/javascript">
      jQuery(document).ready( function() {
         function checkFilledInputs() {
            jQuery('textarea,input').each( function() { toggleFilledInputs(this); });
            jQuery('textarea,input').change( function() { toggleFilledInputs(this); });
         }

         function toggleFilledInputs(e) {
            if ( jQuery(e).val().trim().length > 0 ) {
               jQuery(e).addClass('{{class}}');
            } else {
               jQuery(e).removeClass('{{class}}');
            }
         }

         jQuery(document).bind('gform_post_render', function() { checkFilledInputs(); });
         
         checkFilledInputs();
      });
   </script>

<?php } );

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Fix Center Alignment of Main Nav Menu Items With Children

@replace {{gp-layout-setting-menu-item-width}}

/* Fixes center alignment of main nav menu items that show children in a dropdown */
.main-navigation.mobile-header-navigation ul li.menu-item-has-children a {
   padding-right: {{gp-layout-setting-menu-item-width}};
}
.main-navigation.mobile-header-navigation ul li.menu-item-has-children span.dropdown-menu-toggle {
   position: absolute;
   right: 0;
}

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Change Header Logo HREF

@replace {{link}}

// Change the URL to which the header logo links
add_filter( 'generate_logo_href', function( $url ) {
    return '{{link}}';
});

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Set parent for post created with APC to embed post

@replace {{form_id}}

// Set parent for post created with APC to post on which form is embedded
add_action( 'gform_advancedpostcreation_post_after_creation_{{form_id}}',

    function( $post_id, $feed, $entry, $form ) {

        wp_update_post( array(
            'ID' => $post_id,
            'post_parent' => GFCommon::replace_variables( '{embed_post:ID}', $form, $entry )
        ) );

    },

10, 4 );

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Redirect Solitary Search Results to the Post

// 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;

      }

   }

} );

Source

Perform Function On Any Site of Multisite Network

/**
 *  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

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Staging and incremental backups for WordPress.

Remove Welcome Panel

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

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Remove inactive forms from form switcher

// Remove inactive forms from form switcher
add_filter( 'gform_form_switcher_forms', function( $forms ) {

    $forms = array_filter( $forms, function( $form ) {
        return rgobj( $form, 'is_active' );
    } );

    return $forms;

} );

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Replace Numbered Months with Named Months in Date Field

<?php // Replace the numbered months with named months in a Gravity Forms dropdown date field
add_action( 'wp_footer', function () { ?>

   <script type="text/javascript">
      jQuery(document).ready(function( $ ) {
         $('.gfield_date_dropdown_month select option').each( function(i, option) {
            switch( option.value ) {
               case '1': option.innerHTML = 'January'; break;
               case '2': option.innerHTML = 'February'; break;
               case '3': option.innerHTML = 'March'; break;
               case '4': option.innerHTML = 'April'; break;
               case '5': option.innerHTML = 'May'; break;
               case '6': option.innerHTML = 'June'; break;
               case '7': option.innerHTML = 'July'; break;
               case '8': option.innerHTML = 'August'; break;
               case '9': option.innerHTML = 'September'; break;
               case '10': option.innerHTML = 'October'; break;
               case '11': option.innerHTML = 'November'; break;
               case '12': option.innerHTML = 'December'; break;
            }
         });
      });
   </script>

<?php } );

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Auto-Link Caption to Same URL As the Image’s Link

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>');

   });

});

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Move Navigation Below Page Header

// Renders the navigation below the page header instead of before
add_action( 'after_setup_theme', function () {

   remove_action( 'generate_after_header', 'generate_add_navigation_after_header', 5 );
   add_action( 'generate_after_header', 'generate_add_navigation_after_header', 15 );

} );

Source

Custom Merge Tags

<?php // Introduce additional merge tags for use throughout Gravity Forms
add_filter( 'gform_replace_merge_tags', function ( $text, $form, $entry, $url_encode, $esc_html, $nl2br, $format ) {

   $custom_merge_tags = array(
      '{date_ymd}'  => date( 'Y.m-M.d', strtotime( $entry['date_created'] ) ),
      '{timestamp}' => time(),
      '{site_url}'  => get_site_url(),
      '{site_name}' => get_bloginfo( 'name' )
   );
    
   return str_replace( array_keys( $custom_merge_tags ), array_values( $custom_merge_tags ), $text);

}, 10, 7 );

// Add our custom merge tags to the dropdown
add_action( 'admin_print_scripts', function () {

   if ( method_exists( 'GFForms', 'is_gravity_page' ) && GFForms::is_gravity_page() ) { ?>

      <script type="text/javascript">
         gform.addFilter('gform_merge_tags', function (mergeTags, elementId, hideAllFields, excludeFieldTypes, isPrepop, option) {
             mergeTags["custom"].tags.push({ tag: '{date_ymd}', label: 'Entry Date (Y.m-M.d)' });
             mergeTags["custom"].tags.push({ tag: '{timestamp}', label: 'Current Time (UNIX Timestamp)' });
             mergeTags["custom"].tags.push({ tag: '{site_url}', label: 'Site URL' });
             mergeTags["custom"].tags.push({ tag: '{site_name}', label: 'Site Name' });
             return mergeTags;
          } );
      </script>

   <?php }

 } );

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