summaryrefslogtreecommitdiffstats
path: root/application/controllers/StaticController.php
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--application/controllers/StaticController.php114
1 files changed, 114 insertions, 0 deletions
diff --git a/application/controllers/StaticController.php b/application/controllers/StaticController.php
new file mode 100644
index 0000000..6e43476
--- /dev/null
+++ b/application/controllers/StaticController.php
@@ -0,0 +1,114 @@
+<?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);
+ $response->setHeader('Content-Type', 'image/png', 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/' . $filename . '?s=120&d=mm');
+ if ($img === false) {
+ $this->httpNotFound('Unable to connect to gravatar.com');
+ }
+
+ $cache->store($cacheFile, $img);
+ $response->setHeader('ETag', sprintf('"%s"', $cache->etagForCachedFile($cacheFile)));
+
+ echo $img;
+ }
+
+ /**
+ * Return an image from a module's public folder
+ */
+ public function imgAction()
+ {
+ $imgRoot = Icinga::app()
+ ->getModuleManager()
+ ->getModule($this->getParam('module_name'))
+ ->getBaseDir() . '/public/img/';
+
+ $file = $this->getParam('file');
+ $filePath = realpath($imgRoot . $file);
+
+ if ($filePath === false || substr($filePath, 0, strlen($imgRoot)) !== $imgRoot) {
+ $this->httpNotFound('%s does not exist', $file);
+ }
+
+ if (preg_match('/\.([a-z]+)$/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);
+ }
+ }
+}