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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 |
|---|---|
| 4982 | } |
| 4983 | |
| 4984 | /** |
| 4985 | * Filters the old slug redirect URL. |
| 4986 | * |
| 4987 | * @since 4.4.0 |
| 4988 | * |
| 4989 | * @param string $link The redirect URL. |
| 4990 | */ |
| 4991 | $link = apply_filters( 'old_slug_redirect_url', $link ); |
| 4992 | |
| 4993 | if ( ! $link ) { |
| 4994 | return; |
| 4995 | } |
| 4996 | |
| 4997 | wp_redirect( $link, 301 ); // Permanent redirect |
| 4998 | exit; |
| 4999 | endif; |
| 5000 | } |