BlueMap/BlueMapCommon/webapp/public/mysql.php
2023-06-12 23:14:05 +02:00

193 lines
4.9 KiB
PHP

<?php
// !!! SET YOUR SQL-CONNECTION SETTINGS HERE: !!!
$hostname = '127.0.0.1';
$port = 3306;
$username = 'root';
$password = '';
$database = 'bluemap';
// set this to "none" if you disabled compression on your maps
$hiresCompression = 'gzip';
// !!! END - DONT CHANGE ANYTHING AFTER THIS LINE !!!
// some helper functions
function error($code, $message = null) {
global $path;
http_response_code($code);
header("Content-Type: text/plain");
echo "BlueMap php-script - $code\n";
if ($message != null) echo $message."\n";
echo "Requested Path: $path";
exit;
}
function startsWith($haystack, $needle) {
return substr($haystack, 0, strlen($needle)) === $needle;
}
// mime-types for meta-files
$mimeDefault = "application/octet-stream";
$mimeTypes = [
"txt" => "text/plain",
"css" => "text/css",
"csv" => "text/csv",
"htm" => "text/html",
"html" => "text/html",
"js" => "text/javascript",
"xml" => "text/xml",
"png" => "image/png",
"jpg" => "image/jpeg",
"jpeg" => "image/jpeg",
"gif" => "image/gif",
"webp" => "image/webp",
"tif" => "image/tiff",
"tiff" => "image/tiff",
"svg" => "image/svg+xml",
"json" => "application/json",
"mp3" => "audio/mpeg",
"oga" => "audio/ogg",
"wav" => "audio/wav",
"weba" => "audio/webm",
"mp4" => "video/mp4",
"mpeg" => "video/mpeg",
"webm" => "video/webm",
"ttf" => "font/ttf",
"woff" => "font/woff",
"woff2" => "font/woff2"
];
function getMimeType($path) {
global $mimeDefault, $mimeTypes;
$i = strrpos($path, ".");
if ($i === false) return $mimeDefault;
$s = strrpos($path, "/");
if ($s !== false && $i < $s) return $mimeDefault;
$suffix = substr($path, $i + 1);
if (isset($mimeTypes[$suffix]))
return $mimeTypes[$suffix];
return $mimeDefault;
}
// determine relative request-path
$root = dirname($_SERVER['PHP_SELF']);
if ($root === "/" || $root === "\\") $root = "";
$uriPath = $_SERVER['REQUEST_URI'];
$path = substr($uriPath, strlen($root));
// add /
if ($path === "") {
header("Location: $uriPath/");
exit;
}
// root => index.html
if ($path === "/") {
header("Content-Type: text/html");
echo file_get_contents("index.html");
exit;
}
if (startsWith($path, "/maps/")) {
// determine map-path
$pathParts = explode("/", substr($path, strlen("/maps/")), 2);
$mapId = $pathParts[0];
$mapPath = explode("?", $pathParts[1], 2)[0];
// get sql-connection
$sql = new mysqli($hostname, $username, $password, $database, $port);
if ($sql->errno) error(500, "Failed to connect to Database!");
// provide map-tiles
if (startsWith($mapPath, "tiles/")) {
// parse tile-coordinates
preg_match_all("/tiles\/([\d\/]+)\/x(-?[\d\/]+)z(-?[\d\/]+).*/", $mapPath, $matches);
$lod = intval($matches[1][0]);
$tileX = intval(str_replace("/", "", $matches[2][0]));
$tileZ = intval(str_replace("/", "", $matches[3][0]));
$compression = $lod === 0 ? $hiresCompression : "none";
// query for tile
$statement = $sql->prepare("
SELECT t.`data`
FROM `bluemap_map_tile` t
INNER JOIN `bluemap_map` m
ON t.`map` = m.`id`
INNER JOIN `bluemap_map_tile_compression` c
ON t.`compression` = c.`id`
WHERE m.`map_id` = ?
AND t.`lod` = ?
AND t.`x` = ?
AND t.`z` = ?
AND c.`compression` = ?
");
$statement->bind_param("siiis", $mapId, $lod, $tileX, $tileZ, $compression);
$statement->execute();
if ($statement->errno) error(500, "Database query failed!");
// return result
$result = $statement->get_result();
if ($result && $line = $result->fetch_assoc()) {
if ($compression !== "none")
header("Content-Encoding: $compression");
if ($lod === 0) {
header("Content-Type: application/json");
} else {
header("Content-Type: image/png");
}
echo $line["data"];
exit;
}
// empty json response if nothing found
header("Content-Type: application/json");
echo "{}";
exit;
}
// provide meta-files
$statement = $sql->prepare("
SELECT t.`value`
FROM `bluemap_map_meta` t
INNER JOIN `bluemap_map` m
ON t.`map` = m.`id`
WHERE m.`map_id` = ?
AND t.`key` = ?
");
$statement->bind_param("ss", $mapId, $mapPath);
$statement->execute();
if ($statement->errno) error(500, "Database query failed!");
$result = $statement->get_result();
if ($result && $line = $result->fetch_assoc()) {
header("Content-Type: ".getMimeType($mapPath));
echo $line["value"];
exit;
}
}
// no match => 404
error(404);