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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 |
|---|---|
| 256 | |
| 257 | $locales = array( get_locale() ); |
| 258 | /** |
| 259 | * Filter the locales requested for plugin translations. |
| 260 | * |
| 261 | * @since 3.7.0 |
| 262 | * |
| 263 | * @param array $locales Plugin locale. Default is current locale of the site. |
| 264 | */ |
| 265 | $locales = apply_filters( 'plugins_update_check_locales', $locales ); |
| 266 | |
| 267 | if ( defined( 'DOING_CRON' ) && DOING_CRON ) { |
| 268 | $timeout = 30; |
| 269 | } else { |
| 270 | // Three seconds, plus one extra second for every 10 plugins |
| 271 | $timeout = 3 + (int) ( count( $plugins ) / 10 ); |
| 272 | } |
| 273 | |
| 274 | $options = array( |