universal image caching and automatic cache directories maintenance

[tt-rss.git] / image.php

diff --git a/image.php b/image.php
index 3a2a0d1c583b6cc30facfd866317bb43ac9f3186..d240dbc68ff9330d32e79c96a9b70e7d9d7340d2 100644 (file)
--- a/image.php
+++ b/image.php
@@ -1,9 +1,15 @@
 <?php
-       set_include_path(get_include_path() . PATH_SEPARATOR . 
+       set_include_path(get_include_path() . PATH_SEPARATOR .
                dirname(__FILE__) . "/include");
 
        require_once "config.php";
-       require_once "lib/simplepie/simplepie.inc";
 
-       SimplePie_Misc::display_cached_file($_GET['i'], SIMPLEPIE_CACHE_DIR, 'spi');
+       $filename = CACHE_DIR . '/images/' . sha1($_GET['url']) . '.png';
+
+       if (file_exists($filename)) {
+               header("Content-type: image/png");
+               echo file_get_contents($filename);
+       } else {
+               header("Location: " . $_GET['url']);
+       }
 ?>