commit | author | age
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896879
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<?php |
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if(!isset($base_proxy)) { |
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echo 'This script is for inclusion only.'; |
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die(); |
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} |
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function is_number($str) { |
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$str = (string)$str; |
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return |
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ctype_digit($str) |
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OR |
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( |
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substr($str, 0, 1) == '-' |
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AND |
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ctype_digit(substr($str, 1)) |
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); |
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} |
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$method = [ |
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'/services/lookup/autocomplete/json' => [ |
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'query' => function() { return TRUE; }, |
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], |
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'/services/passageInfo/stopPassages/stop' => [ |
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'stop' => 'ctype_alnum', |
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'mode' => function($mode) { return in_array($mode, ['arrival', 'departure']); }, |
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#'startTime' => 'ctype_digit', |
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#'timeFrame' => 'ctype_digit', |
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], |
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'/services/passageInfo/stopPassages/stopPoint' => [ |
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'stopPoint' => 'is_number', |
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'mode' => function($mode) { return in_array($mode, ['arrival', 'departure']); }, |
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#'startTime' => 'ctype_digit', |
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#'timeFrame' => 'ctype_digit', |
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], |
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'/services/tripInfo/tripPassages' => [ |
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'tripId' => 'ctype_digit', |
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'mode' => function($mode) { return in_array($mode, ['arrival', 'departure']); }, |
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#'vehicleId' => 'ctype_digit', |
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], |
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'/services/routeInfo/routeStops' => [ |
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'routeId' => 'ctype_alnum', |
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], |
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'/services/stopInfo/stop' => [ |
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'stop' => 'is_number', |
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], |
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'/services/stopInfo/stopPoint' => [ |
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'stopPoint' => 'is_number', |
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], |
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'/geoserviceDispatcher/services/stopinfo/stops' => [ |
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'left' => 'is_number', |
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'bottom' => 'is_number', |
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'right' => 'is_number', |
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'top' => 'is_number', |
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], |
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'/geoserviceDispatcher/services/stopinfo/stopPoints' => [ |
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'left' => 'is_number', |
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'bottom' => 'is_number', |
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'right' => 'is_number', |
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'top' => 'is_number', |
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], |
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'/geoserviceDispatcher/services/pathinfo/route' => [ |
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'id' => 'is_number', |
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'direction' => 'is_number', |
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], |
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'/geoserviceDispatcher/services/pathinfo/vehicle' => [ |
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'id' => 'is_number', |
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], |
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'/geoserviceDispatcher/services/vehicleinfo/vehicles' => [ |
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'lastUpdate' => 'ctype_digit', |
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'positionType' => function($type) { return in_array($type, ['CORRECTED', 'RAW']); }, |
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'colorType' => function($type) { return in_array($type, ['ROUTE_BASED']); }, |
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], |
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]; |
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$rewrite = [ |
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'/lookup/autocomplete/json' => '/services/lookup/autocomplete/json', |
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'/passageInfo/stopPassages/stop' => '/services/passageInfo/stopPassages/stop', |
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'/routeInfo/routeStops' => '/services/routeInfo/routeStops', |
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'/internetservice/geoserviceDispatcher/services/pathinfo/vehicle' => '/geoserviceDispatcher/services/pathinfo/vehicle', |
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]; |
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$path = $_SERVER['PATH_INFO']; |
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if(isset($rewrite[$path])) { |
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$path = $rewrite[$path]; |
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} |
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if(!isset($method[$path])) { |
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header('HTTP/1.1 403 Forbidden'); |
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die('Forbidden'); |
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} |
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$parameters = []; |
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foreach($method[$path] as $name => $filter) { |
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if(!isset($_GET[$name])) { |
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header('HTTP/1.1 403 Forbidden'); |
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die('Parameter '.$name.' is required'); |
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} |
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if(!$filter($_GET[$name])) { |
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header('HTTP/1.1 403 Forbidden'); |
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die('Parameter '.$name.' has invalid value'); |
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} |
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$parameters[$name] = $_GET[$name]; |
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} |
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$result = @file_get_contents($base_proxy . $path . '?' . http_build_query($parameters)); |
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if(!$result OR $http_response_header[0] != 'HTTP/1.1 200 OK') { |
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header('HTTP/1.1 503 Service Unavailable'); |
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if(isset($http_response_header[0])) { |
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die($http_response_header[0]); |
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} else { |
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die('Unknown error'); |
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} |
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} |
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header('Content-Type: application/json'); |
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echo $result; |