WC_Data_Store_WP::get_valid_search_terms() │ protected │ WC 3.4.0

Check if the terms are suitable for searching.

Uses an array of stopwords (terms) that are excluded from the separate term matching when searching for posts. The list of English stopwords is the approximate search engines list, and is translatable.

Method of the class: WC_Data_Store_WP{}

No Hooks.

Return

Array. Terms that are not stopwords.

Usage

// protected - for code of main (parent) or child class
$result = $this->get_valid_search_terms( $terms );

$terms(array) (required)

Terms to check.

Changelog

WC_Data_Store_WP::get_valid_search_terms() WC Data Store WP::get valid search terms code ^{WC 8.7.0}

protected function get_valid_search_terms( $terms ) {
	$valid_terms = array();
	$stopwords   = $this->get_search_stopwords();

	foreach ( $terms as $term ) {
		// keep before/after spaces when term is for exact match, otherwise trim quotes and spaces.
		if ( preg_match( '/^".+"$/', $term ) ) {
			$term = trim( $term, "\"'" );
		} else {
			$term = trim( $term, "\"' " );
		}

		// Avoid single A-Z and single dashes.
		if ( empty( $term ) || ( 1 === strlen( $term ) && preg_match( '/^[a-z\-]$/i', $term ) ) ) {
			continue;
		}

		if ( in_array( wc_strtolower( $term ), $stopwords, true ) ) {
			continue;
		}

		$valid_terms[] = $term;
	}

	return $valid_terms;
}