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07c3cdd | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 | <?php
namespace ProcessMaker\Policies;
use \Luracast\Restler\iAuthenticate;
use \Luracast\Restler\RestException;
/**
* ControlUnderUpdating sends an error signal 503 to report that the application
* is in update.
*/
class ControlUnderUpdating implements iAuthenticate
{
/**
* Access verification method.
*
* API access will be denied when this method returns false
*
* @return boolean true when api access is allowed false otherwise
* @throws RestException
*/
public function __isAllowed()
{
$response = true;
self::verifyUnderUpgrading();
return $response;
}
/**
* Required by interface iAuthenticate
* @return string string to be used with WWW-Authenticate header
* @example Basic
* @example Digest
* @example OAuth
* @return string
*/
public function __getWWWAuthenticateString()
{
return '';
}
/**
* Verify under upgrading, if the state is under update an exception is
* thrown of type RestException.
* @throws RestException
*/
public static function verifyUnderUpgrading()
{
$underUpdating = \Bootstrap::isPMUnderUpdating();
if ($underUpdating['action']) {
$sysTemp = true;
if (defined('SYS_TEMP')) {
$sysTemp = $underUpdating['workspace'] == SYS_TEMP;
}
if ($underUpdating['workspace'] == 'true' || $sysTemp) {
$message = 'The server is currently unable to handle the request '
. 'due to temporary overloading or server maintenance ('
. 'an application update has probably been performed on '
. 'the server)';
throw new RestException(503, $message);
}
}
}
}
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