From 34fa3a625fb63e927de8fd11769ced3c4d9cc83b Mon Sep 17 00:00:00 2001
From: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Date: Mon, 29 Oct 2007 20:48:36 +0000
Subject: httputil: support Content-Encoding: deflate

---
 lib/rbot/core/utils/httputil.rb | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'lib/rbot')

diff --git a/lib/rbot/core/utils/httputil.rb b/lib/rbot/core/utils/httputil.rb
index d9b88839..dc3b6b99 100644
--- a/lib/rbot/core/utils/httputil.rb
+++ b/lib/rbot/core/utils/httputil.rb
@@ -101,6 +101,18 @@ module ::Net
           end
           return ret
         end
+      when 'deflate'
+        debug "inflating body"
+        # From http://www.koders.com/ruby/fid927B4382397E5115AC0ABE21181AB5C1CBDD5C17.aspx?s=thread: 
+        # -MAX_WBITS stops zlib from looking for a zlib header
+        inflater = Zlib::Inflate.new(-Zlib::MAX_WBITS)
+        begin
+          return inflater.inflate(str)
+        rescue Zlib::Error => e
+          raise e
+          # TODO
+          # debug "full inflation failed (#{e}), trying to recover as much as possible"
+        end
       else
         raise "Unhandled content encoding #{method}"
       end
-- 
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