ignore wrong content-encoding header FS#2037

Some servers send a content-encoding for gzip files but do not encode
the content themselves. This is IMHO wrong, this patch detects this
and ignores the header. The request will return true but set a
warning message in $this->error

1 files changed, 4 insertions, 0 deletions

diff --git a/inc/HTTPClient.php b/inc/HTTPClient.php
index 71b6326ef..eea01f9d5 100644
--- a/inc/HTTPClient.php
+++ b/inc/HTTPClient.php
@@ -459,6 +459,10 @@ class HTTPClient {
            $this->resp_headers['content-encoding'] == 'gzip' &&
            strlen($r_body) > 10 && substr($r_body,0,3)=="\x1f\x8b\x08"){
             $this->resp_body = @gzinflate(substr($r_body, 10));
+            if($this->resp_body === false){
+                $this->error = 'Failed to decompress gzip encoded content';
+                $this->resp_body = $r_body;
+            }
         }else{
             $this->resp_body = $r_body;
         }