function user_validate_name
user_validate_name($name)
Verify the syntax of the given name.
File
- modules/user/user.module, line 629
- Enables the user registration and login system.
Code
function user_validate_name($name) { if (!$name) { return t('You must enter a username.'); } if (substr($name, 0, 1) == ' ') { return t('The username cannot begin with a space.'); } if (substr($name, -1) == ' ') { return t('The username cannot end with a space.'); } if (strpos($name, ' ') !== FALSE) { return t('The username cannot contain multiple spaces in a row.'); } if (preg_match('/[^\x{80}-\x{F7} a-z0-9@_.\'-]/i', $name)) { return t('The username contains an illegal character.'); } if (preg_match('/[\x{80}-\x{A0}' . // Non-printable ISO-8859-1 + NBSP '\x{AD}' . // Soft-hyphen '\x{2000}-\x{200F}' . // Various space characters '\x{2028}-\x{202F}' . // Bidirectional text overrides '\x{205F}-\x{206F}' . // Various text hinting characters '\x{FEFF}' . // Byte order mark '\x{FF01}-\x{FF60}' . // Full-width latin '\x{FFF9}-\x{FFFD}' . // Replacement characters '\x{0}-\x{1F}]/u', // NULL byte and control characters $name)) { return t('The username contains an illegal character.'); } if (drupal_strlen($name) > USERNAME_MAX_LENGTH) { return t('The username %name is too long: it must be %max characters or less.', array('%name' => $name, '%max' => USERNAME_MAX_LENGTH)); } }
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Licensed under the GNU General Public License, version 2 and later.
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https://api.drupal.org/api/drupal/modules!user!user.module/function/user_validate_name/7.x