acf_form_nav_menu{}ACF 1.0

Хуков нет.

Использование

$acf_form_nav_menu = new acf_form_nav_menu();
// use class methods

Методы

  1. public __construct()
  2. public acf_validate_save_post()
  3. public admin_enqueue_scripts()
  4. public admin_footer()
  5. public update_nav_menu( $menu_id )
  6. public update_nav_menu_items( $menu_id )
  7. public wp_edit_nav_menu_walker( $class, $menu_id = 0 )
  8. public wp_get_nav_menu_items( $items, $menu, $args )
  9. public wp_nav_menu_item_custom_fields( $item_id, $item, $depth, $args, $id = '' )

Код acf_form_nav_menu{} ACF 5.10.2

<?php
class acf_form_nav_menu {

	/*
	*  __construct
	*
	*  This function will setup the class functionality
	*
	*  @type    function
	*  @date    5/03/2014
	*  @since   5.0.0
	*
	*  @param   n/a
	*  @return  n/a
	*/

	function __construct() {

		// actions
		add_action( 'admin_enqueue_scripts', array( $this, 'admin_enqueue_scripts' ) );
		add_action( 'wp_update_nav_menu', array( $this, 'update_nav_menu' ) );
		add_action( 'acf/validate_save_post', array( $this, 'acf_validate_save_post' ), 5 );
		add_action( 'wp_nav_menu_item_custom_fields', array( $this, 'wp_nav_menu_item_custom_fields' ), 10, 5 );

		// filters
		add_filter( 'wp_get_nav_menu_items', array( $this, 'wp_get_nav_menu_items' ), 10, 3 );
		add_filter( 'wp_edit_nav_menu_walker', array( $this, 'wp_edit_nav_menu_walker' ), 10, 2 );

	}


	/*
	*  admin_enqueue_scripts
	*
	*  This action is run after post query but before any admin script / head actions.
	*  It is a good place to register all actions.
	*
	*  @type    action (admin_enqueue_scripts)
	*  @date    26/01/13
	*  @since   3.6.0
	*
	*  @param   N/A
	*  @return  N/A
	*/

	function admin_enqueue_scripts() {

		// validate screen
		if ( ! acf_is_screen( 'nav-menus' ) ) {
			return;
		}

		// load acf scripts
		acf_enqueue_scripts();

		// actions
		add_action( 'admin_footer', array( $this, 'admin_footer' ), 1 );

	}


	/**
	 *  wp_nav_menu_item_custom_fields
	 *
	 *  description
	 *
	 *  @date    30/7/18
	 *  @since   5.6.9
	 *
	 *  @param   type $var Description. Default.
	 *  @return  type Description.
	 */

	function wp_nav_menu_item_custom_fields( $item_id, $item, $depth, $args, $id = '' ) {

		// vars
		$prefix = "menu-item-acf[$item_id]";

		// get field groups
		$field_groups = acf_get_field_groups(
			array(
				'nav_menu_item'       => $item->type,
				'nav_menu_item_id'    => $item_id,
				'nav_menu_item_depth' => $depth,
			)
		);

		// render
		if ( ! empty( $field_groups ) ) {

			// open
			echo '<div class="acf-menu-item-fields acf-fields -clear">';

			// loop
			foreach ( $field_groups as $field_group ) {

				// load fields
				$fields = acf_get_fields( $field_group );

				// bail if not fields
				if ( empty( $fields ) ) {
					continue;
				}

				// change prefix
				acf_prefix_fields( $fields, $prefix );

				// render
				acf_render_fields( $fields, $item_id, 'div', $field_group['instruction_placement'] );
			}

			// close
			echo '</div>';

			// Trigger append for newly created menu item (via AJAX)
			if ( acf_is_ajax( 'add-menu-item' ) ) : ?>
		<script type="text/javascript">
		(function($) {
			acf.doAction('append', $('#menu-item-settings-<?php echo $item_id; ?>') );
		})(jQuery);
		</script>
				<?php
		endif;
		}
	}


	/*
	*  update_nav_menu
	*
	*  description
	*
	*  @type    function
	*  @date    26/5/17
	*  @since   5.6.0
	*
	*  @param   $post_id (int)
	*  @return  $post_id (int)
	*/

	function update_nav_menu( $menu_id ) {

		// vars
		$post_id = 'term_' . $menu_id;

		// verify and remove nonce
		if ( ! acf_verify_nonce( 'nav_menu' ) ) {
			return $menu_id;
		}

		// validate and show errors
		acf_validate_save_post( true );

		// save
		acf_save_post( $post_id );

		// save nav menu items
		$this->update_nav_menu_items( $menu_id );

	}


	/*
	*  update_nav_menu_items
	*
	*  description
	*
	*  @type    function
	*  @date    26/5/17
	*  @since   5.6.0
	*
	*  @param   $post_id (int)
	*  @return  $post_id (int)
	*/

	function update_nav_menu_items( $menu_id ) {

		// bail ealry if not set
		if ( empty( $_POST['menu-item-acf'] ) ) {
			return;
		}

		// loop
		foreach ( $_POST['menu-item-acf'] as $post_id => $values ) {

			acf_save_post( $post_id, $values );

		}

	}


	/**
	 *  wp_get_nav_menu_items
	 *
	 *  WordPress does not provide an easy way to find the current menu being edited.
	 *  This function listens to when a menu's items are loaded and stores the menu.
	 *  Needed on nav-menus.php page for new menu with no items
	 *
	 *  @date    23/2/18
	 *  @since   5.6.9
	 *
	 *  @param   type $var Description. Default.
	 *  @return  type Description.
	 */

	function wp_get_nav_menu_items( $items, $menu, $args ) {
		acf_set_data( 'nav_menu_id', $menu->term_id );
		return $items;
	}

	/**
	 * Called when WP renders a menu edit form.
	 * Used to set global data and customize the Walker class.
	 *
	 * @date    26/5/17
	 * @since   5.6.0
	 *
	 * @param   string $class The walker class to use. Default 'Walker_Nav_Menu_Edit'.
	 * @param   int    $menu_id ID of the menu being rendered.
	 * @return  string
	 */
	function wp_edit_nav_menu_walker( $class, $menu_id = 0 ) {

		// update data (needed for ajax location rules to work)
		acf_set_data( 'nav_menu_id', $menu_id );

		// Use custom walker class to inject "wp_nav_menu_item_custom_fields" action prioir to WP 5.4.
		if ( acf_version_compare( 'wp', '<', '5.3.99' ) ) {
			acf_include( 'includes/walkers/class-acf-walker-nav-menu-edit.php' );
			return 'ACF_Walker_Nav_Menu_Edit';
		}

		// Return class.
		return $class;
	}


	/*
	*  acf_validate_save_post
	*
	*  This function will loop over $_POST data and validate
	*
	*  @type    action 'acf/validate_save_post' 5
	*  @date    7/09/2016
	*  @since   5.4.0
	*
	*  @param   n/a
	*  @return  n/a
	*/

	function acf_validate_save_post() {

		// bail ealry if not set
		if ( empty( $_POST['menu-item-acf'] ) ) {
			return;
		}

		// loop
		foreach ( $_POST['menu-item-acf'] as $post_id => $values ) {

			// vars
			$prefix = 'menu-item-acf[' . $post_id . ']';

			// validate
			acf_validate_values( $values, $prefix );

		}

	}


	/*
	*  admin_footer
	*
	*  This function will add some custom HTML to the footer of the edit page
	*
	*  @type    function
	*  @date    11/06/2014
	*  @since   5.0.0
	*
	*  @param   n/a
	*  @return  n/a
	*/

	function admin_footer() {

		// vars
		$nav_menu_id = acf_get_data( 'nav_menu_id' );
		$post_id     = 'term_' . $nav_menu_id;

		// get field groups
		$field_groups = acf_get_field_groups(
			array(
				'nav_menu' => $nav_menu_id,
			)
		);

		?>
<div id="tmpl-acf-menu-settings" style="display: none;">
		<?php

		// data (always needed to save nav menu items)
		acf_form_data(
			array(
				'screen'  => 'nav_menu',
				'post_id' => $post_id,
				'ajax'    => 1,
			)
		);

		// render
		if ( ! empty( $field_groups ) ) {

			// loop
			foreach ( $field_groups as $field_group ) {

				$fields = acf_get_fields( $field_group );

				echo '<div class="acf-menu-settings -' . $field_group['style'] . '">';

				echo '<h2>' . $field_group['title'] . '</h2>';

				echo '<div class="acf-fields -left -clear">';

				acf_render_fields( $fields, $post_id, 'div', $field_group['instruction_placement'] );

				echo '</div>';

				echo '</div>';

			}
		}

		?>
</div>
<script type="text/javascript">
(function($) {

// append html
$('#post-body-content').append( $('#tmpl-acf-menu-settings').html() );


// avoid WP over-writing $_POST data
// - https://core.trac.wordpress.org/ticket/41502#ticket
$(document).on('submit', '#update-nav-menu', function() {

	// vars
	var $form = $(this);
	var $input = $('input[name="nav-menu-data"]');
	
	
	// decode json
	var json = $form.serializeArray();
	var json2 = [];
	
	
	// loop
	$.each( json, function( i, pair ) {
		
		// avoid nesting (unlike WP)
		if( pair.name === 'nav-menu-data' ) return;
		
		
		// bail early if is 'acf[' input
		if( pair.name.indexOf('acf[') > -1 ) return;
					
		
		// append
		json2.push( pair );
		
	});
	
	
	// update
	$input.val( JSON.stringify(json2) );
	
});
	
	
})(jQuery);	
</script>
		<?php

	}

}