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do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 332 | * @since 5.2.0 |
| 333 | * @since 5.6.0 The returned array of site data is assigned to the `sites` property |
| 334 | * of the current WP_Site_Query instance. |
| 335 | * |
| 336 | * @param WP_Site[]|int[]|int|null $site_data Return an array of site data to short-circuit WP's site query, |
| 337 | * the site count as an integer if `$this->query_vars['count']` is set, |
| 338 | * or null to run the normal queries. |
| 339 | * @param WP_Site_Query $query The WP_Site_Query instance, passed by reference. |
| 340 | */ |
| 341 | $site_data = apply_filters_ref_array( 'sites_pre_query', array( $site_data, &$this ) ); |
| 342 | |
| 343 | if ( null !== $site_data ) { |
| 344 | if ( is_array( $site_data ) && ! $this->query_vars['count'] ) { |
| 345 | $this->sites = $site_data; |
| 346 | } |
| 347 | |
| 348 | return $site_data; |
| 349 | } |
| 350 | |