X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/07628dc05daf0345fab3307601f05186ba863456..2db751700e6b1872fd9f65fa725b59d00ee993c2:/lib/init-website.php diff --git a/lib/init-website.php b/lib/init-website.php index a34e4c82..302a9478 100644 --- a/lib/init-website.php +++ b/lib/init-website.php @@ -1,64 +1,86 @@ getCode()); + header('Content-type: application/json; charset=utf-8'); + include(CONST_BasePath.'/lib/template/error-json.php'); + exit(); +} - if ($fBucketVal > CONST_ConnectionBucket_WaitLimit && $fBucketVal < CONST_ConnectionBucket_BlockLimit) - { - $m = getBucketMemcache(); - $iCurrentSleeping = $m->increment('sleepCounter'); - if (false === $iCurrentSleeping) - { - $m->add('sleepCounter', 0); - $iCurrentSleeping = $m->increment('sleepCounter'); - } - if ($iCurrentSleeping >= CONST_ConnectionBucket_MaxSleeping || isBucketSleeping($aBucketKeys)) - { - // Too many threads sleeping already. This becomes a hard block. - $fBucketVal = doBucket($aBucketKeys, CONST_ConnectionBucket_BlockLimit, CONST_ConnectionBucket_LeakRate, CONST_ConnectionBucket_BlockLimit); - } - else - { - setBucketSleeping($aBucketKeys, true); - sleep(($fBucketVal - CONST_ConnectionBucket_WaitLimit)/CONST_ConnectionBucket_LeakRate); - $fBucketVal = doBucket($aBucketKeys, CONST_ConnectionBucket_LeakRate, CONST_ConnectionBucket_LeakRate, CONST_ConnectionBucket_BlockLimit); - setBucketSleeping($aBucketKeys, false); - } - $m->decrement('sleepCounter'); - } +function exception_handler_xml($exception) +{ + http_response_code($exception->getCode()); + header('Content-type: text/xml; charset=utf-8'); + echo ''."\n"; + include(CONST_BasePath.'/lib/template/error-xml.php'); + exit(); +} - if (strpos(CONST_BlockedIPs, ','.$_SERVER["REMOTE_ADDR"].',') !== false || $fBucketVal >= CONST_ConnectionBucket_BlockLimit) - { - header("HTTP/1.0 429 Too Many Requests"); - echo "Your IP has been blocked. \n"; - echo CONST_BlockMessage; - exit; - } +function shutdown_exception_handler_xml() +{ + $error = error_get_last(); + if ($error !== null && $error['type'] === E_ERROR) { + exception_handler_xml(new Exception($error['message'], 500)); + } +} - header('Content-type: text/html; charset=utf-8'); +function shutdown_exception_handler_json() +{ + $error = error_get_last(); + if ($error !== null && $error['type'] === E_ERROR) { + exception_handler_json(new Exception($error['message'], 500)); + } +} + +function set_exception_handler_by_format($sFormat = null) +{ + // Multiple calls to register_shutdown_function will cause multiple callbacks + // to be executed, we only want the last executed. Thus we don't want to register + // one by default without an explicit $sFormat set. + + if (!isset($sFormat)) { + set_exception_handler('exception_handler_json'); + } elseif ($sFormat == 'xml') { + set_exception_handler('exception_handler_xml'); + register_shutdown_function('shutdown_exception_handler_xml'); + } else { + set_exception_handler('exception_handler_json'); + register_shutdown_function('shutdown_exception_handler_json'); + } +} +// set a default +set_exception_handler_by_format(); + + +/*************************************************************************** + * HTTP Reply header setup + */ + +if (CONST_NoAccessControl) { + header('Access-Control-Allow-Origin: *'); + header('Access-Control-Allow-Methods: OPTIONS,GET'); + if (!empty($_SERVER['HTTP_ACCESS_CONTROL_REQUEST_HEADERS'])) { + header('Access-Control-Allow-Headers: '.$_SERVER['HTTP_ACCESS_CONTROL_REQUEST_HEADERS']); + } +} +if (isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] == 'OPTIONS') exit; + +if (CONST_Debug) header('Content-type: text/html; charset=utf-8');