500 Error"; echo "Bad tile: " . $path; exit(); } $parts = explode("/", $path); if (count($parts) != 4) { header('Location: ../images/blank.png'); cleanupDb(); exit; } $uid = '[' . strtolower($userid) . ']'; $world = $parts[0]; if (isset($worldaccess[$world])) { $ss = stristr($worldaccess[$world], $uid); if ($ss === false) { header('Location: ../images/blank.png'); cleanupDb(); exit; } } $variant = 'STANDARD'; $prefix = $parts[1]; $plen = strlen($prefix); if (($plen > 4) && (substr($prefix, $plen - 4) === "_day")) { $prefix = substr($prefix, 0, $plen - 4); $variant = 'DAY'; } $mapid = $world . "." . $prefix; if (isset($mapaccess[$mapid])) { $ss = stristr($mapaccess[$mapid], $uid); if ($ss === false) { header('Location: ../images/blank.png'); cleanupDb(); exit; } } $fparts = explode("_", $parts[3]); if (count($fparts) == 3) { // zoom_x_y $zoom = strlen($fparts[0]); $x = intval($fparts[1]); $y = intval($fparts[2]); } elseif (count($fparts) == 2) { // x_y $zoom = 0; $x = intval($fparts[0]); $y = intval($fparts[1]); } else { header('Location: ../images/blank.png'); cleanupDb(); exit; } initDbIfNeeded(); $stmt = $db->prepare('SELECT t.Image,t.Format,t.HashCode,t.LastUpdate FROM ' . $dbprefix . 'Maps m JOIN ' . $dbprefix . 'Tiles t ON m.ID=t.MapID WHERE m.WorldID=? AND m.MapID=? AND m.Variant=? AND t.x=? AND t.y=? and t.zoom=?'); $stmt->bindParam(1, $world, PDO::PARAM_STR); $stmt->bindParam(2, $prefix, PDO::PARAM_STR); $stmt->bindParam(3, $variant, PDO::PARAM_STR); $stmt->bindParam(4, $x, PDO::PARAM_INT); $stmt->bindParam(5, $y, PDO::PARAM_INT); $stmt->bindParam(6, $zoom, PDO::PARAM_INT); $res = $stmt->execute(); list($timage, $format, $thash, $tlast) = $stmt->fetch(); if ($res && $timage) { if ($format == 0) { header('Content-Type: image/png'); } else if ($format == 2) { header('Content-Type: image/webp'); } else { header('Content-Type: image/jpeg'); } header('ETag: \'' . $thash . '\''); header('Last-Modified: ' . gmdate('D, d M Y H:i:s', (int) ($tlast / 1000)) . ' GMT'); echo stream_get_contents($timage); } else { header('Location: ../images/blank.png'); } $stmt->closeCursor(); cleanupDb(); exit;