icingaweb2/application/controllers/StaticController.php

110 lines
3.3 KiB
PHP

<?php
/* Icinga Web 2 | (c) 2013 Icinga Development Team | GPLv2+ */
namespace Icinga\Controllers;
use Icinga\Application\Icinga;
use Icinga\Web\Controller;
use Icinga\Web\FileCache;
/**
* Deliver static content to clients
*/
class StaticController extends Controller
{
/**
* Static routes don't require authentication
*
* @var bool
*/
protected $requiresAuthentication = false;
/**
* Disable layout rendering as this controller doesn't provide any html layouts
*/
public function init()
{
$this->_helper->viewRenderer->setNoRender(true);
$this->_helper->layout()->disableLayout();
}
public function gravatarAction()
{
$response = $this->getResponse();
$response->setHeader('Cache-Control', 'public, max-age=1814400, stale-while-revalidate=604800', true);
$noCache = $this->getRequest()->getHeader('Cache-Control') === 'no-cache'
|| $this->getRequest()->getHeader('Pragma') === 'no-cache';
$cache = FileCache::instance();
$filename = md5(strtolower(trim($this->getParam('email'))));
$cacheFile = 'gravatar-' . $filename;
if (! $noCache && $cache->has($cacheFile, time() - 1814400)) {
if ($cache->etagMatchesCachedFile($cacheFile)) {
$response->setHttpResponseCode(304);
return;
}
$response->setHeader('Content-Type', 'image/jpg', true);
$response->setHeader('ETag', sprintf('"%s"', $cache->etagForCachedFile($cacheFile)));
$cache->send($cacheFile);
return;
}
$img = file_get_contents('http://www.gravatar.com/avatar/' . $filename . '?s=120&d=mm');
$cache->store($cacheFile, $img);
$response->setHeader('ETag', sprintf('"%s"', $cache->etagForCachedFile($cacheFile)));
echo $img;
}
/**
* Return an image from a module's public folder
*/
public function imgAction()
{
$moduleRoot = Icinga::app()
->getModuleManager()
->getModule($this->getParam('module_name'))
->getBaseDir();
$file = $this->getParam('file');
$filePath = realpath($moduleRoot . '/public/img/' . $file);
if ($filePath === false) {
$this->httpNotFound('%s does not exist', $filePath);
}
if (preg_match('/\.([a-z]+)$/i', $file, $m)) {
$extension = $m[1];
if ($extension === 'svg') {
$extension = 'svg+xml';
}
} else {
$extension = 'fixme';
}
$s = stat($filePath);
$eTag = sprintf('%x-%x-%x', $s['ino'], $s['size'], (float) str_pad($s['mtime'], 16, '0'));
$this->getResponse()->setHeader(
'Cache-Control',
'public, max-age=1814400, stale-while-revalidate=604800',
true
);
if ($this->getRequest()->getServer('HTTP_IF_NONE_MATCH') === $eTag) {
$this->getResponse()
->setHttpResponseCode(304);
} else {
$this->getResponse()
->setHeader('ETag', $eTag)
->setHeader('Content-Type', 'image/' . $extension, true)
->setHeader('Last-Modified', gmdate('D, d M Y H:i:s', $s['mtime']) . ' GMT');
readfile($filePath);
}
}
}