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The best way to understand what a hook does is to look at where it occurs in the source code.
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 |
|---|---|
| 355 | |
| 356 | if ( is_wp_error( $changed_status ) ) { |
| 357 | return $changed_status; |
| 358 | } |
| 359 | } |
| 360 | |
| 361 | // Install translations. |
| 362 | $installed_locales = array_values( get_available_languages() ); |
| 363 | /** This filter is documented in wp-includes/update.php */ |
| 364 | $installed_locales = apply_filters( 'plugins_update_check_locales', $installed_locales ); |
| 365 | |
| 366 | $language_packs = array_map( |
| 367 | function( $item ) { |
| 368 | return (object) $item; |
| 369 | }, |
| 370 | $api->language_packs |
| 371 | ); |
| 372 | |
| 373 | $language_packs = array_filter( |