wp php tax

tax.php

<?php 
$cur_queried_object = get_queried_object();
/*========================================================
  *  получить родительскую по названию и родительской term_id
========================================================*/
    $terms = get_terms( array(
      'taxonomy'      => array( 'category', ), // название таксономии с WP 4.5
      'child_of'      => $department_term->term_id, 
      'name__like'    => $cat_lvl2->subdivision,
    ) );

/*========================================================
  *  поиск родительской id (без родителей)
========================================================*/
$term_list = wp_get_post_terms( $post->ID, 'category', array('fields' => 'all') );
$cat_id = 0;
foreach ($term_list as $key => $term) {
    if($term->parent == 0){
        $cat_id = $term->term_id;
        break;
    }
}


/*========================================================
  *  терм
========================================================*/
$term = get_term( 11, 'product_cat' );


/*========================================================
  *  вывести термины поста
========================================================*/
$term_list           =   wp_get_post_terms( $post->ID, 'property_category', array('fields' => 'names') );
$property_categ = '';
foreach ($term_list as $key => $value) {
    $property_categ .= '<span>'.$value.'</span>';
}


/*========================================================
  *  поиск родительской категории
========================================================*/
$term_children = wp_get_post_terms( $product->get_id(), 'product_cat', array( "fields" => "ids" ) );
$term_id = art_find_product_cat_parent($term_children[0]);
$term = get_term( $term_id, 'product_cat' );
$term_name = $term->name ? $term->name : '';
$term_url = get_term_link( $term_id, 'product_cat' ) ? get_term_link( $term_id, 'product_cat' ) : '';
function art_find_product_cat_parent($term_children='')
{
    if(!empty($term_children)){
        $termchildren = wp_get_term_taxonomy_parent_id( $term_children, 'product_cat' );
        if(!empty($termchildren)){
            $term_children = art_find_product_cat_parent($termchildren);
        }
    }
    return $term_children;
}



/*========================================================
  *  изменить такономию, добавить поле в категорию
========================================================*/
$taxname = 'product_cat';
// Поля при добавлении элемента таксономии
add_action("{$taxname}_add_form_fields", 'art_add_new_custom_fields');
// Поля при редактировании элемента таксономии
add_action("{$taxname}_edit_form_fields", 'art_edit_new_custom_fields');

// Сохранение при добавлении элемента таксономии
add_action("create_{$taxname}", 'art_save_custom_taxonomy_meta');
// Сохранение при редактировании элемента таксономии
add_action("edited_{$taxname}", 'art_save_custom_taxonomy_meta');

function art_edit_new_custom_fields( $term ) {
	?>
		<tr class="form-field">
			<th scope="row" valign="top"><label>Стикеры</label></th>
			<td>
				<input type="text" name="art_theme[stickers]" value="<?php echo esc_attr( get_term_meta( $term->term_id, 'stickers', 1 ) ) ?>"><br />
				<span class="description">Стикеры для страницы категории</span>
			</td>
		</tr>
	<?php
}

function art_add_new_custom_fields( $taxonomy_slug ){
	?>
	<div class="form-field">
		<label for="tag-stickers">Заголовок</label>
		<input name="art_theme[stickers]" id="tag-stickers" type="text" value="" />
		<p>Стикеры для страницы категории</p>
	</div>
	<?php
}

function art_save_custom_taxonomy_meta( $term_id ) {
	if ( ! isset($_POST['art_theme']) ) return;
	if ( ! current_user_can('edit_term', $term_id) ) return;
	if (
		! wp_verify_nonce( $_POST['_wpnonce'], "update-tag_$term_id" ) && // wp_nonce_field( 'update-tag_' . $tag_ID );
		! wp_verify_nonce( $_POST['_wpnonce_add-tag'], "add-tag" ) // wp_nonce_field('add-tag', '_wpnonce_add-tag');
	) return;

	// Все ОК! Теперь, нужно сохранить/удалить данные
	$extra = wp_unslash($_POST['art_theme']);

	foreach( $extra as $key => $val ){
		// проверка ключа
		$_key = sanitize_key( $key );
		if( $_key !== $key ) wp_die( 'bad key'. esc_html($key) );

		// очистка
		if( $_key === 'tag_posts_shortcode_links' )
			$val = sanitize_textarea_field( strip_tags($val) );
		else
			$val = sanitize_text_field( $val );

		// сохранение
		if( ! $val )
			delete_term_meta( $term_id, $_key );
		else
			update_term_meta( $term_id, $_key, $val );
	}

	return $term_id;
}





	/*========================================================
	  *  сортировка в виджете категории woocommerce, убрать дочерние элементы не активные
	========================================================*/
add_filter( 'woocommerce_product_categories_widget_args', 'divie_woo_cat_widget_args' );
function divie_woo_cat_widget_args($list_args=''){

	$cats =  get_categories(array('taxonomy' => 'product_cat', 'parent' => 0));
	$mass_parent= [];
	$mass_parent_cat = [];
	foreach ($cats as $key => $value) {
		$mass_parent[] = $value->term_id;
	}
	$arr_parent_car = [];
	$arr_parent_car = get_ancestors( $list_args['current_category'], 'product_cat' );
	if(empty($arr_parent_car)){
		$arr_parent_car[] = $list_args['current_category'];
	}
	$exclude_cat = array_diff($mass_parent, $arr_parent_car);

	foreach ($exclude_cat as $key => $cat_id) {
		$child_cats = get_term_children( $cat_id, 'product_cat' );
		foreach ($child_cats as $key => $id) {
			$mass_parent_cat[] = $id;
		}
	}
	$str_exclude_cat = implode(",", $mass_parent_cat);
	$list_args['exclude'] = $str_exclude_cat;

	return $list_args;
}
	/*========================================================
	  *  
	========================================================*/


    global $post;
    $the_id= $post->ID;

		$terms = get_terms( 'my_taxonomy' );
		$booking_status = get_the_term_list( $the_id, 'status_booking', '', ', ', '');
		//page tax
	  $cur_queried_object = get_queried_object();
	  $cur_term_id = $cur_queried_object->term_id;


		$tax_nam = 'vopros_otvet';
		$fiz_ID = get_term_by('slug', 'fizicheskie_lica', $tax_nam)->term_id;
		$fiz_ch_terms = get_term_children( $fiz_ID, $tax_nam );


//с проверкой
	$cur_term_id = '';
	if($cur_queried_object = get_queried_object()){
	 	$cur_term_id = $cur_queried_object->term_id;
	}
	$taxon = 'category';
	$term_id = '';
	if($term = get_term_by('slug', 'blog', $taxon)){
		$term_id = $term->term_id;
	}
	if(!empty($term_id) && !empty($cur_term_id) && $cur_term_id === $term_id){
	}



//наследники
		foreach ($fiz_ch_terms as $child) {

			$term = get_term_by( 'id', $child, $tax_nam );
			if($fiz_ID !== $term->parent) continue;
			?>
			<div class="item">
			<div class="h2"><div class="img"><img src="/wp-content/themes/ask-me/assets/img/pravo/ctg-list-ico1.png" alt=""></div><?php echo $term->name ?></div>
			<?php
			foreach ($fiz_ch_terms as $ch3) {

				$term3 = get_term_by( 'id', $ch3, $tax_nam );
				if($term->term_id !== $term3->parent) continue;
					?>
					<div class="h3"><?php echo $term3->name; ?></div>
					<ul>
					<?php
				foreach ($fiz_ch_terms as $ch4) {

					$term4 = get_term_by( 'id', $ch4, $tax_nam );
					if($term3->term_id !== $term4->parent) continue;
					?>
					<li><a href="<?php echo get_term_link( $term4->term_id, $term4->taxonomy ) ?>"><?php echo $term4->name ?></a></li>
					<?php
				}
				?>
				</ul>  
				<?php
			}
			?>
			</div>
			<?php
		}





		get_the_terms( $post->ID, 'my_tax' );   // термин поста