hooks();
}
/**
* Initiate our hooks
* @since 4.4.8
* @version 1.0.0
*/
public function hooks() {
// add meta box to menu
add_action( 'admin_init', array( $this, 'menu_setup' ) );
// filter the menu item
add_filter( 'wp_setup_nav_menu_item', array( $this, 'label' ), 10, 1 );
}
/**
* Add Metabox to Menu Management
* @since 4.4.8
* @version 1.0.0
*/
public function menu_setup() {
// Current menu
$nav_menu_selected_id = isset( $_REQUEST['menu'] ) ? (int) $_REQUEST['menu'] : 0;
// Get recently edited nav menu.
$recently_edited = absint( get_user_option( 'nav_menu_recently_edited' ) );
if ( empty( $recently_edited ) && is_nav_menu( $nav_menu_selected_id ) ) {
$recently_edited = $nav_menu_selected_id;
}
// Use $recently_edited if none are selected.
if ( empty( $nav_menu_selected_id ) && ! isset( $_GET['menu'] ) && is_nav_menu( $recently_edited ) ) {
$nav_menu_selected_id = $recently_edited;
}
$locations = get_registered_nav_menus();
$menu_locations = get_nav_menu_locations();
foreach ( $locations as $location => $description ) {
if( ot_get_option( 'ut_header_layout', 'default' ) == 'default' && 'primary' == $location && isset( $menu_locations[ $location ] ) && $menu_locations[ $location ] == $nav_menu_selected_id ) {
add_meta_box(
'add-button-section',
esc_html__( 'Navigation Buttons', 'unite' ),
array( $this, 'button_meta_box' ),
'nav-menus',
'side',
'low'
);
}
}
}
/**
* Button Metabox for Menu Management
* @since 4.4.8
* @version 1.0.0
*/
public function button_meta_box() {
global $_nav_menu_placeholder, $nav_menu_selected_id;
/* start output for menu button */
echo '';
}
/**
* Create Label for Menu Edit Page
* @since 4.4.8
* @version 1.0.0
*/
public function label( $item ) {
if ( is_object( $item ) && isset( $item->object ) ) {
switch( $item->object ) {
case $this->mm_button_key;
$item->type_label = esc_html__( 'Button', 'unite' );
break;
}
}
return $item;
}
}
new UT_Menu_Button_Extensions();
}
/**
* Recognized Button Settings Fields
*
* @return array
*
* @access public
* @since 4.4.8
* @version 1.0.0
*/
if ( !function_exists( '_ut_recognized_button_settings_fields' ) ) {
function _ut_recognized_button_settings_fields() {
return apply_filters( '_ut_recognized_button_settings_fields', array(
'menu_button',
'megamenu_button_link',
'megamenu_button_link_target',
'megamenu_button_background_color',
'megamenu_button_background_color_hover',
'megamenu_button_text_color',
'megamenu_button_text_color_hover',
'megamenu_button_border_radius',
'megamenu_button_border_radius_value',
'megamenu_button_border',
'megamenu_button_border_color',
'megamenu_button_border_color_hover',
'megamenu_button_border_style',
'megamenu_button_border_width',
'megamenu_button_padding'
) );
}
}
/**
* Add Button Custom Field
*
* @since 1.0.0
* @version 1.0.0
*/
if ( !function_exists( '_ut_add_nav_custom_button_field' ) ) {
function _ut_add_nav_custom_button_field( $menu_item ) {
if( !isset( $menu_item->ID ) ) {
return;
}
foreach( _ut_recognized_button_settings_fields() as $field ) {
if( get_post_meta( $menu_item->ID, '_menu_item_' . $field , true ) ) {
$menu_item->$field = get_post_meta( $menu_item->ID, '_menu_item_' . $field, true );
}
}
return $menu_item;
}
/* add custom menu fields to menu */
add_filter( 'wp_setup_nav_menu_item', '_ut_add_nav_custom_button_field' );
}
/**
* Update Navigation Custom Field
*
* @since 1.0.0
* @version 1.0.0
*/
if ( !function_exists( '_ut_update_nav_custom_button_field' ) ) {
function _ut_update_nav_custom_button_field( $menu_id, $menu_item_db_id, $args ) {
foreach( _ut_recognized_button_settings_fields() as $field ) {
$request_field = str_replace('_' , '-', $field );
if ( isset($_REQUEST['menu-item-' . $request_field][$menu_item_db_id]) ) {
update_post_meta( $menu_item_db_id, '_menu_item_' . $field, $_REQUEST['menu-item-' . $request_field][$menu_item_db_id] );
} else {
delete_post_meta( $menu_item_db_id, '_menu_item_' . $field );
}
}
}
/* save menu custom fields */
add_action( 'wp_update_nav_menu_item', '_ut_update_nav_custom_button_field' , 10 , 3 );
}
/**
* Edit Menutype Button Field
*
* @since 1.0.0
* @version 1.0.0
*/
if ( !function_exists( '_ut_button_edit_walker' ) ) {
function _ut_button_edit_walker( $walker , $menu_id ) {
return 'WP_UT_Nav_Menu_Button_Edit';
}
/* edit menu walker */
add_filter( 'wp_edit_nav_menu_walker', '_ut_button_edit_walker' , 10 , 2 );
}
/**
* Enhance "Appearance" => "Menus"
*
* @since 1.0.0
* @version 1.0.0
*/
if( !class_exists('WP_UT_Nav_Menu_Button_Edit') ) :
class WP_UT_Nav_Menu_Button_Edit extends Walker_Nav_Menu {
/**
* Starts the list before the elements are added.
*
* @see Walker_Nav_Menu::start_lvl()
*
* @since 3.0.0
*
* @param string $output Passed by reference.
* @param int $depth Depth of menu item. Used for padding.
* @param array $args Not used.
*/
public function start_lvl( &$output, $depth = 0, $args = array() ) {
}
/**
* Ends the list of after the elements are added.
*
* @see Walker_Nav_Menu::end_lvl()
*
* @since 3.0.0
*
* @param string $output Passed by reference.
* @param int $depth Depth of menu item. Used for padding.
* @param array $args Not used.
*/
public function end_lvl( &$output, $depth = 0, $args = array() ) {
}
function display_element ($element, &$children_elements, $max_depth, $depth = 0, $args, &$output ) {
// check, whether there are children for the given ID and append it to the element with a (new) ID
$element->hasChildren = isset($children_elements[$element->ID]) && !empty($children_elements[$element->ID]);
return parent::display_element($element, $children_elements, $max_depth, $depth, $args, $output);
}
/**
* Start the element output.
*
* @see Walker_Nav_Menu::start_el()
* @since 3.0.0
*
* @param string $output Passed by reference. Used to append additional content.
* @param object $item Menu item data object.
* @param int $depth Depth of menu item. Used for padding.
* @param array $args Not used.
* @param int $id Not used.
*/
public function start_el( &$output, $item, $depth = 0, $args = array(), $id = 0 ) {
global $_wp_nav_menu_max_depth;
$_wp_nav_menu_max_depth = $depth > $_wp_nav_menu_max_depth ? $depth : $_wp_nav_menu_max_depth;
ob_start();
$item_id = esc_attr( $item->ID );
$removed_args = array(
'action',
'customlink-tab',
'edit-menu-item',
'menu-item',
'page-tab',
'_wpnonce',
);
$original_title = false;
if ( 'taxonomy' == $item->type ) {
$original_title = get_term_field( 'name', $item->object_id, $item->object, 'raw' );
if ( is_wp_error( $original_title ) )
$original_title = false;
} elseif ( 'post_type' == $item->type ) {
$original_object = get_post( $item->object_id );
$original_title = get_the_title( $original_object->ID );
} elseif ( 'post_type_archive' == $item->type ) {
$original_object = get_post_type_object( $item->object );
if ( $original_object ) {
$original_title = $original_object->labels->archives;
}
}
$classes = array(
'menu-item menu-item-depth-' . $depth,
'menu-item-' . esc_attr( $item->object ),
'menu-item-edit-' . ( ( isset( $_GET['edit-menu-item'] ) && $item_id == $_GET['edit-menu-item'] ) ? 'active' : 'inactive'),
);
$title = $item->title;
if ( ! empty( $item->_invalid ) ) {
$classes[] = 'menu-item-invalid';
/* translators: %s: title of menu item which is invalid */
$title = sprintf( __( '%s (Invalid)', 'unite' ), $item->title );
} elseif ( isset( $item->post_status ) && 'draft' == $item->post_status ) {
$classes[] = 'pending';
/* translators: %s: title of menu item in draft status */
$title = sprintf( __('%s (Pending)', 'unite'), $item->title );
}
$title = ( ! isset( $item->label ) || '' == $item->label ) ? $title : $item->label;
$submenu_text = '';
if ( 0 == $depth )
$submenu_text = 'style="display: none;"';
?>