universal image caching and automatic cache directories maintenance

1 files changed, 9 insertions, 3 deletions

diff --git a/image.php b/image.php
index 3a2a0d1c5..d240dbc68 100644
--- 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']);
+	}
 ?>