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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 |
|---|---|
| 921 | |
| 922 | wp_install_defaults($user_id); |
| 923 | |
| 924 | $wpdb->suppress_errors( false ); |
| 925 | } |
| 926 | |
| 927 | function wpmu_welcome_notification($blog_id, $user_id, $password, $title, $meta = '') { |
| 928 | global $current_site; |
| 929 | |
| 930 | if ( !apply_filters('wpmu_welcome_notification', $blog_id, $user_id, $password, $title, $meta) ) |
| 931 | return false; |
| 932 | |
| 933 | $welcome_email = stripslashes( get_site_option( 'welcome_email' ) ); |
| 934 | if ( $welcome_email == false ) |
| 935 | $welcome_email = stripslashes( __( 'Dear User, |
| 936 | |
| 937 | Your new SITE_NAME site has been successfully set up at: |
| 938 | BLOG_URL |
| 939 | |