WordPress Developer Resources

New and updated in MU (3.0.0)

hooknewuser_notify_siteadmin

Filters the message body of the new user activation email sent to the network administrator.

Used by 1 function | Uses 0 functions | Source: wp-includes/ms-functions.php:1566
functiondomain_exists()

Checks whether a site name is already taken.

Used by 4 functions | Uses 3 functions | Source: wp-includes/ms-functions.php:1591
functioninsert_blog()

Store basic site info in the blogs table.

Used by 1 function | Uses 4 functions | Source: wp-includes/ms-deprecated.php:572
functioninstall_blog()

Install an empty blog.

Used by 1 function | Uses 20 functions | Source: wp-includes/ms-deprecated.php:607
functioninstall_blog_defaults()

Set blog defaults.

Used by 0 functions | Uses 3 functions | Source: wp-includes/ms-deprecated.php:677
functionwpmu_welcome_notification()

Notifies the site administrator that their site activation was successful.

Used by 0 functions | Uses 15 functions | Source: wp-includes/ms-functions.php:1637
functionwpmu_activate_signup()

Activates a signup.

Used by 0 functions | Uses 14 functions | Source: wp-includes/ms-functions.php:1193
hookwpmu_welcome_notification

Filters whether to bypass the welcome email sent to the site administrator after site activation.

Used by 1 function | Uses 0 functions | Source: wp-includes/ms-functions.php:1660
hookwpmu_activate_user

Fires immediately after a new user is activated.

Used by 1 function | Uses 0 functions | Source: wp-includes/ms-functions.php:1253
hookwpmu_activate_blog

Fires immediately after a site is activated.

Used by 1 function | Uses 0 functions | Source: wp-includes/ms-functions.php:1305
functionwpmu_validate_blog_signup()

Processes new site registrations.

Used by 2 functions | Uses 19 functions | Source: wp-includes/ms-functions.php:638
hooknewblogname

Filters the new site name during registration.

Used by 1 function | Uses 0 functions | Source: wp-includes/ms-functions.php:708
hookwpmu_validate_blog_signup

Filters site details and error messages following registration.

Used by 1 function | Uses 0 functions | Source: wp-includes/ms-functions.php:784
functionwpmu_signup_blog()

Records site signup information for future activation.

Used by 1 function | Uses 5 functions | Source: wp-includes/ms-functions.php:801
functionwpmu_signup_user()

Records user signup information for future activation.

Used by 1 function | Uses 7 functions | Source: wp-includes/ms-functions.php:867
functionwpmu_signup_blog_notification()

Sends a confirmation request email to a user when they sign up for a new site. The new site will not become active until the confirmation link is clicked.

Used by 0 functions | Uses 17 functions | Source: wp-includes/ms-functions.php:941
hookwpmu_signup_blog_notification

Filters whether to bypass the new site email notification.

Used by 1 function | Uses 0 functions | Source: wp-includes/ms-functions.php:964
hookwpmu_signup_blog_notification_email

Filters the message content of the new blog notification email.

Used by 1 function | Uses 0 functions | Source: wp-includes/ms-functions.php:1006
hookwpmu_signup_blog_notification_subject

Filters the subject of the new blog notification email.

Used by 1 function | Uses 0 functions | Source: wp-includes/ms-functions.php:1038
functionwpmu_signup_user_notification()

Sends a confirmation request email to a user when they sign up for a new user account (without signing up for a site at the same time). The user account will not become active until the confirmation link is clicked.

Used by 0 functions | Uses 14 functions | Source: wp-includes/ms-functions.php:1085
hookwpmu_signup_user_notification

Filters whether to bypass the email notification for new user sign-up.

Used by 1 function | Uses 0 functions | Source: wp-includes/ms-functions.php:1102
hookwpmu_signup_user_notification_email

Filters the content of the notification email for new user sign-up.

Used by 1 function | Uses 0 functions | Source: wp-includes/ms-functions.php:1132
hookwpmu_signup_user_notification_subject

Filters the subject of the notification email of new user signup.

Used by 1 function | Uses 0 functions | Source: wp-includes/ms-functions.php:1156
functionis_email_address_unsafe()

Checks an email address against a list of banned domains.

Used by 1 function | Uses 2 functions | Source: wp-includes/ms-functions.php:398
functionwpmu_validate_user_signup()

Sanitizes and validates data required for a user sign-up.

Used by 3 functions | Uses 16 functions | Source: wp-includes/ms-functions.php:468
hookwpmu_validate_user_signup

Filters the validated user registration details.

Used by 1 function | Uses 0 functions | Source: wp-includes/ms-functions.php:601
functionget_sitestats()

Gets the network’s site and user counts.

Used by 0 functions | Uses 2 functions | Source: wp-includes/ms-functions.php:22
functionget_admin_users_for_domain()

Get the admin for a domain/path combination.

Used by 0 functions | Uses 5 functions | Source: wp-includes/ms-deprecated.php:436
functionget_active_blog_for_user()

Gets one of a user’s active blogs.

Used by 3 functions | Uses 9 functions | Source: wp-includes/ms-functions.php:45
functionget_user_count()

Returns the number of active users in your installation.

Used by 7 functions | Uses 4 functions | Source: wp-includes/user.php:1461