deleteme.php

<?php	
if (is_single()) {
	if( has_term('', 'sijainti', $post->ID) ){
		$sijainnit = wp_get_post_terms( $post->ID, 'sijainti' );
		$target = $sijainnit[0]->term_id; 
		if (in_array($target, $gifts_valid_locations)) {
			$mm_donation__gift_key = array_search($target, $gifts_valid_locations);
			return $gifts[$mm_donation__gift_key];
		}
		$target_progenitor = $target; 
		$target_ancestors = get_ancestors($target, 'sijainti');
		foreach ($target_ancestors as $target_ancestor) {
			$term = get_term( $target_ancestor, 'sijainti' );
			if ( ! $term->parent ) {
				$target_progenitor = $target_ancestor;
			}
		}
		$target_progenitor_children = get_term_children( $target_progenitor, 'sijainti' ); 
		array_unshift($target_progenitor_children, $target_progenitor); // Insert progenitor to index 0 to prioritize it

		foreach ($target_progenitor_children as $valid) {
			if (in_array($valid, $gifts_valid_locations)) {
				$mm_donation__gift_key = array_search($valid, $gifts_valid_locations);
				return $gifts[$mm_donation__gift_key];
			}
		}
	}
}