g6.2
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Turtle committed
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@@ -1,17 +1,48 @@
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<?php
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class TurtlePathInfo {
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public string $content;
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public static function create_default(string $filesDir) :TurtlePathInfo {
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$res = new TurtlePathInfo();
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$res->filesDir = $filesDir;
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$res->contentDir = "{$filesDir}content/";
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$res->homeFile = "{$res->contentDir}HOME";
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$res->notFoundFile = "{$res->contentDir}NOT-FOUND";
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return $res;
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}
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public string $filesDir;
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public string $contentDir;
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public string $homeFile;
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public string $notFoundFile;
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}
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class TurtleURLObject {
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public static function parse_url_mark(array $urlParts) :object {
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$res = (object) [];
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if (count($urlParts) == 1) return $res;
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foreach (explode('&', $urlParts[1]) as $part) {
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$arr = explode('=', $part, 2);
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$cnt = count($arr);
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switch ($cnt) {
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case 1:
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$res->{$arr[0]} = 1;
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break;
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case 2:
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$res->{$arr[0]} = $arr[1];
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break;
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}
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}
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return $res;
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}
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public static function create_from_server(bool $lowerCase = true, bool $alternativeURL = true) :TurtleURLObject {
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$urlParts = explode('?', trim($_SERVER['REQUEST_URI'], '/'));
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$urlMark = _parseUrlMark($urlParts);
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$urlMark = TurtleURLObject::parse_url_mark($urlParts);
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$request = str_replace("..", ".", $urlParts[0]);
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if ($lowerCase) $request = strtolower($request);
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if ($alternativeURL) $request = str_replace("-", "/", $request);
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$res = new TurtleURLObject($request, $urlMark);
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$res->method = $_SERVER['REQUEST_METHOD'];
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$res->method_type = explode(',', $_SERVER['HTTP_ACCEPT'] ?? '');
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@@ -32,116 +63,109 @@ class TurtleURLObject {
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$bodyContent = file_get_contents("php://input");
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return $bodyContent;
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}
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public function get_html_file(string $file_path): string {
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if (!file_exists($file_path)) {
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return "Not found!";
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} else {
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return file_get_contents($file_path);
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}
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public function get_body_json() :mixed {
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$res = json_decode($this->get_body_text());
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return json_last_error() === JSON_ERROR_NONE ? $res: null;
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}
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public function send_text(string $text) :void {
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header('Content-Type: text/plain');
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$this->set_ext_header('txt');
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echo $text;
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}
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public function send_json(mixed $data) :void {
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header('Content-Type: application/json');
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$this->set_ext_header('json');
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echo json_encode($data);
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}
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public function send_image(string $path) :void {
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//send custom content
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public function send_file(string $path) :void {
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$fileExt = pathinfo($path, PATHINFO_EXTENSION);
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if ($fileExt === "ico") {
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header("Cache-Control: no-cache, must-revalidate, max-age=0");
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header("Content-Type: image/x-icon");
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$fileExt = strtolower(ltrim($fileExt, '.'));
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$this->set_ext_header($fileExt);
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if ($fileExt == "html") {
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if (!is_file($path)) echo 'File not found!';
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else echo $this->get_html_file($path);
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} else {
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header("Content-Type: image/$fileExt");
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if (!is_file($path)) echo '';
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else readfile($path);
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}
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readfile($path);
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}
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public function send_custom_file(string $path) :bool {
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$fileExt = pathinfo($path, PATHINFO_EXTENSION);
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if (isFileExtImage($fileExt)) {
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$this->send_image($path);
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} else if ($fileExt == "json") {
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$content = file_get_contents($path);
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if ($content == false) return false;
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header('Content-Type: application/json');
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echo $content;
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} else if ($fileExt == "txt") {
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$content = file_get_contents($path);
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if ($content == false) return false;
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$this->send_text($content);
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} else if ($fileExt == "js") {
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header('Content-Type: text/javascript; charset=utf-8');
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echo file_get_contents($path);
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return true;
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} else if ($fileExt == "css") {
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header("Content-Type: text/css");
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echo file_get_contents($path);
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} else if ($fileExt == "html") {
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echo $this->get_html_file($path);
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} else {
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public function allow_ext_referer(string $ext) :bool {
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$types = $this->method_type;
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if (isFileExtImage($ext)) {
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foreach ($types as $i) if (str_starts_with($i, 'image/')) return true;
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return false;
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} else if ($ext == 'js') {
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if (sizeof($types) == 1 && $types[0] == "*/*") return true;
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return false;
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} else if ($ext == 'css') {
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foreach ($types as $i) if ($i == 'text/css') return true;
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return false;
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} else {
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return true;
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}
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}
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public function set_ext_header(string $ext) :void {
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if (isFileExtImage($ext)) {
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if ($ext === "ico") {
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header("Cache-Control: no-cache, must-revalidate, max-age=0");
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header("Content-Type: image/x-icon");
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} else {
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header("Content-Type: image/$ext");
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}
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return;
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}
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switch ($ext) {
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case 'html':
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header('Content-Type: text/html'); break;
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case 'json':
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header('Content-Type: application/json'); break;
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case 'css':
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header("Content-Type: text/css"); break;
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case 'js':
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header('Content-Type: application/javascript; charset=utf-8'); break;
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case 'md': case 'txt':
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header('Content-Type: text/plain'); break;
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case 'pdf':
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header("Content-Type: application/$ext"); break;
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default:
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header('Content-Type: text/html'); break;
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}
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return true;
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}
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public function is_image_request() :bool {
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foreach ($this->method_type as $type) {
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if (!str_starts_with($type, "image/")) return false;
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}
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return true;
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}
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//execution
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private function get_html_file(string $file_path): string {
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return file_get_contents($file_path);
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}
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private function _get_path(string|null $path, string $filesDir = "") :string {
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if ($path == null || is_file($path)) return $path;
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if (is_file("$path.html")) return "$path.html";
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return $path;
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}
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public function handle_request(TurtlePathInfo $path_info): void {
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$referer = $_SERVER['HTTP_REFERER'] ?? '';
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$filePath = $path_info->content . $this->url;
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if (strlen($this->url) == 0) {
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$filePath = "{$path_info->content}START.html";
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}
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//-------------Image-Pages-------------------//
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else if (
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!empty($referer) && $this->is_image_request()
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) {
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if (file_exists($filePath)) {
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$this->send_image($filePath);
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return;
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} else {
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$filePath = NULL;
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}
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}
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//-------------HTML-Pages-------------------//
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$filePath = $path_info->contentDir . $this->url;
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if (strlen($this->url) == 0) $filePath = $path_info->homeFile;
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if ($filePath === NULL || !file_exists($filePath)) {
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$filePath = "{$path_info->content}NOT-FOUND.html";
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http_response_code(404);
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$filePath = $this->_get_path($filePath, $path_info->filesDir);
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if (!($this->allow_ext_referer(pathinfo($filePath, PATHINFO_EXTENSION)))) {
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$filePath = null;
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}
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$this->send_custom_file($filePath);
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if ($filePath == null || !is_file($filePath)) {
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http_response_code(404);
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$filePath = $this->_get_path($path_info->notFoundFile, $path_info->filesDir);
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}
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$this->send_file($filePath);
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}
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}
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function _parseUrlMark($urlParts) :object {
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$res = (object) [];
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if (count($urlParts) == 1) return $res;
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foreach (explode('&', $urlParts[1]) as $part) {
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$arr = explode('=', $part, 2);
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$cnt = count($arr);
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switch ($cnt) {
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case 1:
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$res->{$arr[0]} = 1;
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break;
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case 2:
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$res->{$arr[0]} = $arr[1];
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break;
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}
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}
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return $res;
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}
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function isFileExtImage(string $fileExt) :bool {
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switch ($fileExt) {
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case 'png':
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