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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 |
|---|---|
| 1076 | } |
| 1077 | |
| 1078 | add_option( 'WPLANG', get_site_option( 'WPLANG' ) ); |
| 1079 | update_option( 'blog_public', (int)$meta['public'] ); |
| 1080 | |
| 1081 | if ( !is_super_admin() && ! get_user_meta( $user_id, 'primary_blog', true ) ) |
| 1082 | update_user_meta( $user_id, 'primary_blog', $blog_id ); |
| 1083 | |
| 1084 | restore_current_blog(); |
| 1085 | do_action( 'wpmu_new_blog', $blog_id, $user_id, $domain, $path, $site_id, $meta ); |
| 1086 | |
| 1087 | return $blog_id; |
| 1088 | } |
| 1089 | |
| 1090 | /** |
| 1091 | * Notifies the network admin that a new site has been activated. |
| 1092 | * |
| 1093 | * Filter 'newblog_notify_siteadmin' to change the content of |
| 1094 | * the notification email. |