Astra_Target_Rules_Fields::astra_get_posts_by_query()

		public function astra_get_posts_by_query() {

			check_ajax_referer( 'astra-addon-get-posts-by-query', 'nonce' );

			$search_string = isset( $_POST['q'] ) ? sanitize_text_field( $_POST['q'] ) : ''; // phpcs:ignore WordPress.Security.NonceVerification.Missing
			$data          = array();
			$result        = array();

			$args = array(
				'public'   => true,
				'_builtin' => false,
			);

			$output     = 'names'; // names or objects, note names is the default.
			$operator   = 'and'; // also supports 'or'.
			$post_types = get_post_types( $args, $output, $operator );

			$post_types['Posts'] = 'post';
			$post_types['Pages'] = 'page';

			foreach ( $post_types as $key => $post_type ) {

				$data = array();

				add_filter( 'posts_search', array( $this, 'search_only_titles' ), 10, 2 );

				$query = new WP_Query(
					array(
						's'              => $search_string,
						'post_type'      => $post_type,
						'posts_per_page' => - 1,
					)
				);

				if ( $query->have_posts() ) {
					while ( $query->have_posts() ) {
						$query->the_post();
						$title  = get_the_title();
						$title .= ( 0 != $query->post->post_parent ) ? ' (' . get_the_title( $query->post->post_parent ) . ')' : '';
						$id     = get_the_id();
						$data[] = array(
							'id'   => 'post-' . $id,
							'text' => $title,
						);
					}
				}

				if ( is_array( $data ) && ! empty( $data ) ) {
					$result[] = array(
						'text'     => $key,
						'children' => $data,
					);
				}
			}

			$data = array();

			wp_reset_postdata();

			$args = array(
				'public' => true,
			);

			$output     = 'objects'; // names or objects, note names is the default.
			$operator   = 'and'; // also supports 'or'.
			$taxonomies = get_taxonomies( $args, $output, $operator );

			foreach ( $taxonomies as $taxonomy ) {
				$terms = get_terms(
					$taxonomy->name,
					array(
						'orderby'    => 'count',
						'hide_empty' => 0,
						'name__like' => $search_string,
					)
				);

				$data = array();

				$label = ucwords( $taxonomy->label );

				if ( ! empty( $terms ) ) {

					foreach ( $terms as $term ) {

						$term_taxonomy_name = ucfirst( str_replace( '_', ' ', $taxonomy->name ) );

						$data[] = array(
							'id'   => 'tax-' . $term->term_id,
							'text' => $term->name . ' archive page',
						);

						$data[] = array(
							'id'   => 'tax-' . $term->term_id . '-single-' . $taxonomy->name,
							'text' => 'All singulars from ' . $term->name,
						);

					}
				}

				if ( is_array( $data ) && ! empty( $data ) ) {
					$result[] = array(
						'text'     => $label,
						'children' => $data,
					);
				}
			}

			// return the result in json.
			wp_send_json( $result );
		}