diff options
Diffstat (limited to 'system/core/Input.php')
| -rw-r--r-- | system/core/Input.php | 49 |
1 files changed, 45 insertions, 4 deletions
diff --git a/system/core/Input.php b/system/core/Input.php index 3fb4121eb..47bdbfc5d 100644 --- a/system/core/Input.php +++ b/system/core/Input.php @@ -357,14 +357,15 @@ class CI_Input { * @param string $prefix Cookie name prefix * @param bool $secure Whether to only transfer cookies via SSL * @param bool $httponly Whether to only makes the cookie accessible via HTTP (no javascript) + * @param string $samesite SameSite attribute * @return void */ - public function set_cookie($name, $value = '', $expire = '', $domain = '', $path = '/', $prefix = '', $secure = NULL, $httponly = NULL) + public function set_cookie($name, $value = '', $expire = '', $domain = '', $path = '/', $prefix = '', $secure = NULL, $httponly = NULL, $samesite = NULL) { if (is_array($name)) { // always leave 'name' in last place, as the loop will break otherwise, due to $$item - foreach (array('value', 'expire', 'domain', 'path', 'prefix', 'secure', 'httponly', 'name') as $item) + foreach (array('value', 'expire', 'domain', 'path', 'prefix', 'secure', 'httponly', 'name', 'samesite') as $item) { if (isset($name[$item])) { @@ -405,7 +406,47 @@ class CI_Input { $expire = ($expire > 0) ? time() + $expire : 0; } - setcookie($prefix.$name, $value, $expire, $path, $domain, $secure, $httponly); + isset($samesite) OR $samesite = config_item('cookie_samesite'); + if (isset($samesite)) + { + $samesite = ucfirst(strtolower($samesite)); + in_array($samesite, array('Lax', 'Strict', 'None'), TRUE) OR $samesite = 'Lax'; + } + else + { + $samesite = 'Lax'; + } + + if ($samesite === 'None' && ! $secure) + { + log_message('error', $name.' cookie sent with SameSite=None, but without Secure attribute.'); + } + + if ( ! is_php('7.3')) + { + $maxage = $expire - time(); + if ($maxage < 1) + { + $maxage = 0; + } + + $cookie_header = 'Set-Cookie: '.$prefix.$name.'='.rawurlencode($value); + $cookie_header .= ($expire === 0 ? '' : '; Expires='.gmdate('D, d-M-Y H:i:s T', $expire)).'; Max-Age='.$maxage; + $cookie_header .= '; Path='.$path.($domain !== '' ? '; Domain='.$domain : ''); + $cookie_header .= ($secure ? '; Secure' : '').($httponly ? '; HttpOnly' : '').'; SameSite='.$samesite; + header($cookie_header); + return; + } + + $setcookie_options = array( + 'expires' => $expire, + 'path' => $path, + 'domain' => $domain, + 'secure' => $secure, + 'httponly' => $httponly, + 'samesite' => $samesite, + ); + setcookie($prefix.$name, $value, $setcookie_options); } // -------------------------------------------------------------------- @@ -565,7 +606,7 @@ class CI_Input { $which = FILTER_FLAG_IPV6; break; default: - $which = NULL; + $which = 0; break; } |