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Source View: wpmu_signup_user_notification

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Line Code
900       * Filter whether to bypass the email notification for new user sign-up.
901       *
902       * @since MU
903       *
904       * @param string $user       User login name.
905       * @param string $user_email User email address.
906       * @param string $key        Activation key created in wpmu_signup_user().
907       * @param array  $meta       Signup meta data.
908       */
909      if ( ! apply_filters( 'wpmu_signup_user_notification', $user, $user_email, $key, $meta ) )
910           return false;
911
912      // Send email with activation link.
913      $admin_email = get_site_option( 'admin_email' );
914      if ( $admin_email == '' )
915           $admin_email = 'support@' . $_SERVER['SERVER_NAME'];
916      $from_name = get_site_option( 'site_name' ) == '' ? 'WordPress' : esc_html( get_site_option( 'site_name' ) );
917      $message_headers = "From: \"{$from_name}\" <{$admin_email}>\n" . "Content-Type: text/plain; charset=\"" . get_option('blog_charset') . "\"\n";
918      $message = sprintf(