87 lines
1.9 KiB
PHP
87 lines
1.9 KiB
PHP
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<?php
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ob_start();
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require 'dynmap_access.php';
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ob_end_clean();
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if (!isset($tilespath)) {
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$tilespath = "../tiles/";
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}
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//Use this to force specific tiles path, versus using passed value
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//$tilespath = 'my-tiles-path';
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session_start();
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if (isset($_SESSION['userid'])) {
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$userid = $_SESSION['userid'];
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} else {
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$userid = '-guest-';
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}
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$loggedin = false;
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if (strcmp($userid, '-guest-')) {
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$loggedin = true;
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}
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$path = htmlspecialchars($_REQUEST['tile']);
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if ((!isset($path)) || strstr($path, "..")) {
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header('HTTP/1.0 500 Error');
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echo "<h1>500 Error</h1>";
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echo "Bad marker: " . $path;
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exit();
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}
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$fname = $tilespath . $path;
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$parts = explode("/", $path);
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$uid = '[' . strtolower($userid) . ']';
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$world = $parts[0];
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if (isset($worldaccess[$world])) {
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$ss = stristr($worldaccess[$world], $uid);
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if ($ss === false) {
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$fname = "../images/blank.png";
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}
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}
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if (count($parts) > 2) {
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$prefix = $parts[1];
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$plen = strlen($prefix);
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if (($plen > 4) && (substr($prefix, $plen - 4) === "_day")) {
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$prefix = substr($prefix, 0, $plen - 4);
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}
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$mapid = $world . "." . $prefix;
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if (isset($mapaccess[$mapid])) {
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$ss = stristr($mapaccess[$mapid], $uid);
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if ($ss === false) {
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$fname = "../images/blank.png";
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}
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}
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}
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if (!is_readable($fname)) {
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if (strstr($path, ".jpg") || strstr($path, ".png")) {
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$fname = "../images/blank.png";
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} else {
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echo "{ \"result\": \"bad-tile\" }";
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exit;
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}
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}
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$fp = fopen($fname, 'rb');
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if (strstr($path, ".png")) {
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header("Content-Type: image/png");
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} elseif (strstr($path, ".jpg")) {
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header("Content-Type: image/jpeg");
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} elseif (strstr($path, ".webp")) {
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header("Content-Type: image/webp");
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} else {
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header("Content-Type: application/text");
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}
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header("Content-Length: " . filesize($fname));
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fpassthru($fp);
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exit;
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