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-rw-r--r--phpBB/includes/functions_user.php25
1 files changed, 25 insertions, 0 deletions
diff --git a/phpBB/includes/functions_user.php b/phpBB/includes/functions_user.php
index 0420aa70ab..8a204995aa 100644
--- a/phpBB/includes/functions_user.php
+++ b/phpBB/includes/functions_user.php
@@ -1422,6 +1422,31 @@ function validate_match($string, $optional = false, $match = '')
}
/**
+* Validate Language Pack ISO Name
+*
+* Tests whether a language name is valid and installed
+*
+* @param string $lang_iso The language string to test
+*
+* @return bool|string Either false if validation succeeded or
+* a string which will be used as the error message
+* (with the variable name appended)
+*/
+function validate_language_iso_name($lang_iso)
+{
+ global $db;
+
+ $sql = 'SELECT lang_id
+ FROM ' . LANG_TABLE . "
+ WHERE lang_iso = '" . $db->sql_escape($lang_iso) . "'";
+ $result = $db->sql_query($sql);
+ $lang_id = (int) $db->sql_fetchfield('lang_id');
+ $db->sql_freeresult($result);
+
+ return ($lang_id) ? false : 'WRONG_DATA';
+}
+
+/**
* 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