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Ignore:
Timestamp:
06/10/2026 03:04:54 PM (2 months ago)
Author:
dmsnell
Message:

General: Add support for unicode email addresses in is_email and sanitize_email

This adds support for the unicode address extensions in RFC 6530-3 and refactors the code so there are fewer long regexes and less duplication between sanitize_email and is_email. A new class, WP_Email_Address, provides the shared parts.

Opting out of unicode support is easy, default-filters.php adds unicode support by adding filters, which can be removed.

sanitize_email no longer does major changes like removing an entire subdomain from someone's address, it only cleans up things like soft hyphens and whitespace — changes that happen when coping an email address from text.

Developed in: https://github.com/WordPress/wordpress-develop/pull/5237
Discussed in: https://core.trac.wordpress.org/ticket/31992

Props agulbra, akirk, benniledl, dmsnell, ironprogrammer, justlevine, mdawaffe, mukeshpanchal27, SirLouen, tusharbharti.
Fixes #31992.

File:
1 edited

Legend:

Unmodified
Added
Removed
  • trunk/tests/phpunit/tests/auth.php

    r60895 r62482  
    15211521        public function test_wp_signon_using_email_with_an_apostrophe() {
    15221522                $user_args = array(
    1523                         'user_email' => "mail\'@example.com",
     1523                        'user_email' => "mail'@example.com",
    15241524                        'user_pass'  => 'password',
    15251525                );
     
    18341834        public function test_reset_password_with_apostrophe_in_email() {
    18351835                $user_args = array(
    1836                         'user_email' => "jo'hn@example.com",
     1836                        'user_email' => "jo\'hn@example.com",
    18371837                        'user_pass'  => 'password',
    18381838                );
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