apply_filters('wpstagerintegration_calendar_filter_taxonomy_terms', array[] $terms, string $taxonomy): array[]: array[]

Full Code

/**
 * Filters the terms displayed in the calendar filter
 *
 * @param array[] $terms {
 *  An array of terms
 *
 *  @type string $taxonomy  The taxonomy of the term
 *  @type string $label     The label of the term
 *  @type string $value     The filter value
 * }
 * @param string $taxonomy The taxonomy to filter the terms for
 *
 * @return array[]    Must return an array of terms (arrays with the above sub keys)
 *
 * @example
 * // Only include 'Amsterdam' and 'Rotterdam' as values to filter on
 * add_filter( 'wpstagerintegration_calendar_filter_taxonomy_terms', function ( $terms, $taxonomy ) {
 *
 *     // Return original values if we're not filtering values for the 'location.city' field
 *     if ( $taxonomy !== 'location.city' ) {
 *         return $terms;
 *     }
 *
 *     // Init
 *     $subset = array();
 *
 *     // Loop over terms
 *     foreach ( $terms as $term ) {
 *
 *         // Skip terms not matching specific values
 *         if ( ! in_array( $term[ 'value' ], array( 'Amsterdam', 'Rotterdam' ) ) ) {
 *             continue;
 *         }
 *
 *         // Add $term to $subset
 *         $subset[] = $term;
 *     }
 *
 *     // Return only a subset of terms
 *     return $subset;
 * }, 10, 2 );
 */
$terms = (array) (apply_filters( 'wpstagerintegration_calendar_filter_taxonomy_terms', $terms, $taxonomy )