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Fixed null $u_data if user not found (#781)

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Roman Kelesidis 2023-06-06 14:37:24 +07:00 • committed by GitHub
commit 1d1f9fa4aa
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1 changed files with 3 additions and 10 deletions
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13
library/includes/functions.php
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@ -958,7 +958,7 @@ function clean_username($username)
}
// Get Userdata, $u can be username or user_id. If $force_name is true, the username will be forced.
function get_userdata($u, $force_name = false, $allow_guest = false)
function get_userdata($u, bool $force_name = false, bool $allow_guest = false)
{
if (!$u) {
return false;
@ -970,12 +970,9 @@ function get_userdata($u, $force_name = false, $allow_guest = false)
}
}
$u_data = array();
$name_search = false;
$exclude_anon_sql = (!$allow_guest) ? "AND user_id != " . GUEST_UID : '';
if ($force_name || !is_numeric($u)) {
$name_search = true;
if ($force_name || !is_int($u)) {
$where_sql = "WHERE username = '" . DB()->escape(clean_username($u)) . "'";
} else {
$where_sql = "WHERE user_id = " . (int)$u;
@ -984,11 +981,7 @@ function get_userdata($u, $force_name = false, $allow_guest = false)
$sql = "SELECT * FROM " . BB_USERS . " $where_sql $exclude_anon_sql LIMIT 1";
if (!$u_data = DB()->fetch_row($sql)) {
if (!is_int($u) && !$name_search) {
$where_sql = "WHERE username = '" . DB()->escape(clean_username($u)) . "'";
$sql = "SELECT * FROM " . BB_USERS . " $where_sql $exclude_anon_sql LIMIT 1";
$u_data = DB()->fetch_row($sql);
}
return false;
}
if ($u_data['user_id'] == GUEST_UID) {