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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 |
|---|---|
| 265 | $result = validate_blog_form(); |
| 266 | extract($result); |
| 267 | |
| 268 | if ( $errors->get_error_code() ) { |
| 269 | signup_another_blog($blogname, $blog_title, $errors); |
| 270 | return false; |
| 271 | } |
| 272 | |
| 273 | $public = (int) $_POST['blog_public']; |
| 274 | $meta = apply_filters( 'signup_create_blog_meta', array( 'lang_id' => 1, 'public' => $public ) ); // deprecated |
| 275 | $meta = apply_filters( 'add_signup_meta', $meta ); |
| 276 | |
| 277 | wpmu_create_blog( $domain, $path, $blog_title, $current_user->ID, $meta, $wpdb->siteid ); |
| 278 | confirm_another_blog_signup($domain, $path, $blog_title, $current_user->user_login, $current_user->user_email, $meta); |
| 279 | return true; |
| 280 | } |
| 281 | |
| 282 | /** |
| 283 | * Confirm a new site signup |