500 Error"; echo "Bad marker: " . $path; exit(); } $parts = explode("/", $path); if (count($parts) != 4) { header('Location: ../images/blank.png'); exit; } $uid = '[' . strtolower($userid) . ']'; $world = $parts[0]; if(isset($worldaccess[$world])) { $ss = stristr($worldaccess[$world], $uid); if($ss === false) { header('Location: ../images/blank.png'); 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'); exit; } } $fparts = explode("_", $parts[3]); if (count($fparts) == 3) { // zoom_x_y $zoom = strlen($fparts[0]); $x = intval($fparts[1]); $y = intval($fparts[2]); } else if (count($fparts) == 2) { // x_y $zoom = 0; $x = intval($fparts[0]); $y = intval($fparts[1]); } else { header('Location: ../images/blank.png'); exit; } $db = new SQLite3($dbfile, SQLITE3_OPEN_READONLY); $stmt = $db->prepare('SELECT Tiles.Image,Tiles.Format,Tiles.HashCode,Tiles.LastUpdate,Tiles.ImageLen FROM Maps JOIN Tiles WHERE Maps.WorldID=:wid AND Maps.MapID=:mapid AND Maps.Variant=:var AND Maps.ID=Tiles.MapID AND Tiles.x=:x AND Tiles.y=:y and Tiles.zoom=:zoom'); $stmt->bindValue(':wid', $world, SQLITE3_TEXT); $stmt->bindValue(':mapid', $prefix, SQLITE3_TEXT); $stmt->bindValue(':var', $variant, SQLITE3_TEXT); $stmt->bindValue(':x', $x, SQLITE3_INTEGER); $stmt->bindValue(':y', $y, SQLITE3_INTEGER); $stmt->bindValue(':zoom', $zoom, SQLITE3_INTEGER); $res = $stmt->execute(); $row = $res->fetchArray(); if (isset($row[1])) { $format = $row[1]; if ($format == 0) { header('Content-Type: image/png'); } else { header('Content-Type: image/jpeg'); } header('ETag: \'' . $row[2] . '\''); header('Last-Modified: ' . gmdate('D, d M Y H:i:s', $row[3]/1000) . ' GMT'); if ($row[4] > 0) { $v = substr($row[0], 0, $row[4]); } else { $v = rtrim($row[0], "\0"); } header('Content-Length: ' . strlen($v)); echo $v; } else { header('Location: ../images/blank.png'); } $res->finalize(); $stmt->close(); $db->close(); exit; ?>