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authorMarc Alexander <admin@m-a-styles.de>2019-04-07 10:35:33 +0200
committerMarc Alexander <admin@m-a-styles.de>2019-04-07 10:35:33 +0200
commit6f573f710ddf4034f725c7f58f11cb7c4c57631f (patch)
treeb4c5d459c137da7296c6e777c64ba75b99a119e7 /phpBB
parentbe86694305f87893cf1ced845af278fd8bf9fee3 (diff)
parent7160c67b2ca8fa1c819d5da3e629fb02621a7066 (diff)
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Merge pull request #5556 from 3D-I/ticket/16004
[ticket/16004] Add check-in for Emojis in Username
Diffstat (limited to 'phpBB')
-rw-r--r--phpBB/includes/functions_user.php32
-rw-r--r--phpBB/language/en/ucp.php1
2 files changed, 23 insertions, 10 deletions
diff --git a/phpBB/includes/functions_user.php b/phpBB/includes/functions_user.php
index 5f2dea3b94..d86470adf9 100644
--- a/phpBB/includes/functions_user.php
+++ b/phpBB/includes/functions_user.php
@@ -1718,16 +1718,20 @@ function phpbb_validate_timezone($timezone)
return (in_array($timezone, phpbb_get_timezone_identifiers($timezone))) ? false : 'TIMEZONE_INVALID';
}
-/**
-* Check to see if the username has been taken, or if it is disallowed.
-* Also checks if it includes the " character, which we don't allow in usernames.
-* Used for registering, changing names, and posting anonymously with a username
-*
-* @param string $username The username to check
-* @param string $allowed_username An allowed username, default being $user->data['username']
-*
-* @return mixed Either false if validation succeeded or a string which will be used as the error message (with the variable name appended)
-*/
+/***
+ * Validate Username
+ *
+ * Check to see if the username has been taken, or if it is disallowed.
+ * Also checks if it includes the " character or the 4-bytes Unicode ones
+ * (aka emojis) which we don't allow in usernames.
+ * Used for registering, changing names, and posting anonymously with a username
+ *
+ * @param string $username The username to check
+ * @param string $allowed_username An allowed username, default being $user->data['username']
+ *
+ * @return mixed Either false if validation succeeded or a string which will be
+ * used as the error message (with the variable name appended)
+ */
function validate_username($username, $allowed_username = false)
{
global $config, $db, $user, $cache;
@@ -1740,6 +1744,14 @@ function validate_username($username, $allowed_username = false)
return false;
}
+ // The very first check is for
+ // out-of-bounds characters that are currently
+ // not supported by utf8_bin in MySQL
+ if (preg_match('/[\x{10000}-\x{10FFFF}]/u', $username))
+ {
+ return 'INVALID_EMOJIS';
+ }
+
// ... fast checks first.
if (strpos($username, '&quot;') !== false || strpos($username, '"') !== false || empty($clean_username))
{
diff --git a/phpBB/language/en/ucp.php b/phpBB/language/en/ucp.php
index d5c6778e3b..2622fb57b7 100644
--- a/phpBB/language/en/ucp.php
+++ b/phpBB/language/en/ucp.php
@@ -272,6 +272,7 @@ $lang = array_merge($lang, array(
'IMPORTANT_NEWS' => 'Important announcements',
'INVALID_USER_BIRTHDAY' => 'The entered birthday is not a valid date.',
'INVALID_CHARS_USERNAME' => 'The username contains forbidden characters.',
+ 'INVALID_EMOJIS_USERNAME' => 'The username contains forbidden characters (Emoji).',
'INVALID_CHARS_NEW_PASSWORD'=> 'The password does not contain the required characters.',
'ITEMS_REQUIRED' => 'The items marked with * are required profile fields and need to be filled out.',