daux.io/libs/Server/Server.php
2015-07-20 20:51:48 +02:00

179 lines
5.2 KiB
PHP

<?php namespace Todaymade\Daux\Server;
use Symfony\Component\Console\Output\NullOutput;
use Todaymade\Daux\Daux;
use Todaymade\Daux\DauxHelper;
use Todaymade\Daux\Exception;
use Todaymade\Daux\Format\Base\LiveGenerator;
use Todaymade\Daux\Format\HTML\RawPage;
class Server
{
private $daux;
private $params;
private $host;
private $base_url;
/**
* Serve the documentation
*
* @throws Exception
*/
public static function serve()
{
$daux = new Daux(Daux::LIVE_MODE);
$daux->initialize();
$class = $daux->getProcessorClass();
if ($class) {
$daux->setProcessor(new $class($daux, new NullOutput(), 0));
}
// Set this critical configuration
// for the tree generation
$daux->getParams()['index_key'] = 'index';
// Improve the tree with a processor
$daux->generateTree();
$daux->getProcessor()->manipulateTree($daux->tree);
$server = new static($daux);
try {
$page = $server->handle($_REQUEST);
} catch (NotFoundException $e) {
http_response_code(404);
$page = new ErrorPage("An error occured", $e->getMessage(), $daux->getParams());
}
if ($page instanceof RawPage) {
header('Content-type: ' . MimeType::get($page->getFile()));
// Transfer file in 1024 byte chunks to save memory usage.
if ($fd = fopen($page->getFile(), 'rb')) {
while (!feof($fd)) {
print fread($fd, 1024);
}
fclose($fd);
}
return;
}
header('Content-type: text/html; charset=utf-8');
echo $page->getContent();
}
public function __construct(Daux $daux)
{
$this->daux = $daux;
$this->host = $_SERVER['HTTP_HOST'];
$this->base_url = $_SERVER['HTTP_HOST'] . dirname($_SERVER['PHP_SELF']);
$t = strrpos($this->base_url, '/index.php');
if ($t != false) {
$this->base_url = substr($this->base_url, 0, $t);
}
if (substr($this->base_url, -1) !== '/') {
$this->base_url .= '/';
}
}
/**
* @return \Todaymade\Daux\Config
*/
public function getParams()
{
$params = $this->daux->getParams();
$params['host'] = $this->host;
DauxHelper::rebaseConfiguration($params, '//' . $this->base_url);
$params['base_page'] = '//' . $this->base_url;
if (!$this->daux->options['live']['clean_urls']) {
$params['base_page'] .= 'index.php/';
}
return $params;
}
/**
* Handle an incoming request
*
* @param array $query
* @return \Todaymade\Daux\Tree\Entry
* @throws Exception
* @throws NotFoundException
*/
public function handle($query = [])
{
$this->params = $this->getParams();
$request = $this->getRequest();
$request = urldecode($request);
if ($request == 'index_page') {
$request = $this->daux->tree->getIndexPage()->getUri();
}
return $this->getPage($request);
}
/**
* @param string $request
* @return \Todaymade\Daux\Tree\Entry
* @throws NotFoundException
*/
private function getPage($request)
{
$file = DauxHelper::getFile($this->daux->tree, $request);
if ($file === false) {
throw new NotFoundException('The Page you requested is yet to be made. Try again later.');
}
$generator = $this->daux->getGenerator();
if (!$generator instanceof LiveGenerator) {
throw new \RuntimeException(
"The generator '" . get_class($generator) . "' does not implement the interface " .
"'Todaymade\\Daux\\Format\\Base\\LiveGenerator' and thus doesn't support live rendering."
);
}
return $this->daux->getGenerator()->generateOne($file, $this->params);
}
public function getRequest()
{
if (isset($_SERVER['PATH_INFO'])) {
$uri = $_SERVER['PATH_INFO'];
} elseif (isset($_SERVER['REQUEST_URI'])) {
$uri = $_SERVER['REQUEST_URI'];
if (strpos($uri, $_SERVER['SCRIPT_NAME']) === 0) {
$uri = substr($uri, strlen($_SERVER['SCRIPT_NAME']));
} elseif (strpos($uri, dirname($_SERVER['SCRIPT_NAME'])) === 0) {
$uri = substr($uri, strlen(dirname($_SERVER['SCRIPT_NAME'])));
}
if (strncmp($uri, '?/', 2) === 0) {
$uri = substr($uri, 2);
}
$parts = preg_split('#\?#i', $uri, 2);
$uri = $parts[0];
if (isset($parts[1])) {
$_SERVER['QUERY_STRING'] = $parts[1];
parse_str($_SERVER['QUERY_STRING'], $_GET);
} else {
$_SERVER['QUERY_STRING'] = '';
$_GET = array();
}
$uri = parse_url($uri, PHP_URL_PATH);
} else {
return false;
}
$uri = str_replace(array('//', '../'), '/', trim($uri, '/'));
if ($uri == "") {
$uri = "index_page";
}
return $uri;
}
}