workaround against markup being broken by cache_images()

image.php

@@ -4,12 +4,14 @@
 
 	require_once "config.php";
 
-	$filename = CACHE_DIR . '/images/' . sha1($_GET['url']) . '.png';
+	$url = base64_decode($_GET['url']);
+
+	$filename = CACHE_DIR . '/images/' . sha1($url) . '.png';
 
 	if (file_exists($filename)) {
 		header("Content-type: image/png");
 		echo file_get_contents($filename);
 	} else {
-		header("Location: " . $_GET['url']);
+		header("Location: $url");
 	}
 ?>

include/rssfuncs.php

@@ -683,7 +683,7 @@
 
 				if ($_REQUEST["xdebug"] == 2) {
 					print "update_rss_feed: content: ";
-					print_r(htmlspecialchars($entry_content));
+					print $entry_content;
 					print "\n";
 				}
 
@@ -732,7 +732,7 @@
 
 				$entry_content = db_escape_string($entry_content, false);
 
-				$content_hash = "SHA1:x" . sha1(strip_tags($entry_content));
+				$content_hash = "SHA1:" . sha1(strip_tags($entry_content));
 
 				$entry_title = db_escape_string($entry_title);
 				$entry_link = db_escape_string($entry_link);
@@ -1341,7 +1341,7 @@
 
 				if (file_exists($local_filename)) {
 					$entry->setAttribute('src', SELF_URL_PATH . '/image.php?url=' .
-						htmlspecialchars($src));
+						base64_encode($src));
 				}
 			}
 		}