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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 |
|---|---|
| 513 | $redirect['path'] = untrailingslashit( $redirect['path'] ); |
| 514 | } |
| 515 | |
| 516 | $redirect_url = $redirect['scheme'] . '://' . $redirect['host'] . $redirect['path']; |
| 517 | } |
| 518 | |
| 519 | if ( 'wp-register.php' === basename( $redirect['path'] ) ) { |
| 520 | if ( is_multisite() ) { |
| 521 | /** This filter is documented in wp-login.php */ |
| 522 | $redirect_url = apply_filters( 'wp_signup_location', network_site_url( 'wp-signup.php' ) ); |
| 523 | } else { |
| 524 | $redirect_url = wp_registration_url(); |
| 525 | } |
| 526 | |
| 527 | wp_redirect( $redirect_url, 301 ); |
| 528 | die(); |
| 529 | } |
| 530 | } |
| 531 | |