quick and dirty safety mechanism for file integrity test bug #15252

1 files changed, 14 insertions, 4 deletions

diff --git a/lib.php b/lib.php
index 0f8a5ed..0f28859 100644
--- a/lib.php
+++ b/lib.php
@@ -184,12 +184,20 @@ class l10n
 
         $po_file    = __DIR__ . '/langs/' . $lang . '.po';
         $cache_file = __DIR__ . '/var/tmp/cache/nav_lang_' . $lang . '.php';
-        $po_ts      = filemtime($po_file);
+        $_ts        = 0;
+        $po_ts      = 0;
+        if (file_exists($po_file)) {
+            $po_ts  = filemtime($po_file);
+        }
 
         if (file_exists($cache_file)) {
-            include $cache_file;
-            if ($_ts > $po_ts)
-                return;
+            // quick and dirty safety mechanism for file integrity test bug #15252
+            if ('$eof = TRUE;' == substr(php_strip_whitespace($cache_file), -12)) {
+                include $cache_file;
+                if ($_ts > $po_ts) {
+                    return;
+                }
+            }
         }
 
         if (file_exists($po_file)) {
@@ -216,6 +224,8 @@ class l10n
 // $lang strings
 global \$_t;
 \$_t = $_t_data;
+
+\$eof = TRUE;
 P;
             file_put_contents($cache_file, $cache);
         }