Alert: This function’s access is marked private. This means it is not intended for use by plugin or theme developers, only in other core functions. It is listed here for completeness.

WP_Tax_Query::clean_query( array $query )

Validates a single query.


Description Description


Parameters Parameters

$query

(array) (Required) The single query. Passed by reference.


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Source Source

File: wp-includes/class-wp-tax-query.php

	private function clean_query( &$query ) {
		if ( empty( $query['taxonomy'] ) ) {
			if ( 'term_taxonomy_id' !== $query['field'] ) {
				$query = new WP_Error( 'invalid_taxonomy', __( 'Invalid taxonomy.' ) );
				return;
			}

			// so long as there are shared terms, include_children requires that a taxonomy is set
			$query['include_children'] = false;
		} elseif ( ! taxonomy_exists( $query['taxonomy'] ) ) {
			$query = new WP_Error( 'invalid_taxonomy', __( 'Invalid taxonomy.' ) );
			return;
		}

		$query['terms'] = array_unique( (array) $query['terms'] );

		if ( is_taxonomy_hierarchical( $query['taxonomy'] ) && $query['include_children'] ) {
			$this->transform_query( $query, 'term_id' );

			if ( is_wp_error( $query ) )
				return;

			$children = array();
			foreach ( $query['terms'] as $term ) {
				$children = array_merge( $children, get_term_children( $term, $query['taxonomy'] ) );
				$children[] = $term;
			}
			$query['terms'] = $children;
		}

		$this->transform_query( $query, 'term_taxonomy_id' );
	}

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Changelog Changelog

Changelog
Version Description
3.2.0 Introduced.


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