* lib/cgi/util.rb (CGI::unescape): support encoding option.

* lib/cgi/cookie.rb (CGI::Cookie.parse): fix for the encoded value.


git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@24314 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

2 files changed, 7 insertions, 7 deletions

diff --git a/lib/cgi/cookie.rb b/lib/cgi/cookie.rb
index 5c2cd62a2..68fbc8972 100644
--- a/lib/cgi/cookie.rb
+++ b/lib/cgi/cookie.rb
@@ -123,7 +123,7 @@ class CGI
       next unless name and values
       name = CGI::unescape(name)
       values ||= ""
-      values = values.split('&').collect{|v| CGI::unescape(v) }
+      values = values.split('&').collect{|v| CGI::unescape(v,@@accept_charset) }
       if cookies.has_key?(name)
         values = cookies[name].value + values
       end
diff --git a/lib/cgi/util.rb b/lib/cgi/util.rb
index b7b0233b4..218bdbdd9 100644
--- a/lib/cgi/util.rb
+++ b/lib/cgi/util.rb
@@ -9,14 +9,14 @@ class CGI
   end
 
 
-  # URL-decode a string.
+  # URL-decode a string with encoding(optional).
   #   string = CGI::unescape("%27Stop%21%27+said+Fred")
   #      # => "'Stop!' said Fred"
-  def CGI::unescape(string)
-    enc = string.encoding
-    string.tr('+', ' ').gsub(/((?:%[0-9a-fA-F]{2})+)/) do
-      [$1.delete('%')].pack('H*').force_encoding(enc)
-    end
+  def CGI::unescape(string,encoding=@@accept_charset)
+    str=string.tr('+', ' ').gsub(/((?:%[0-9a-fA-F]{2})+)/) do
+      [$1.delete('%')].pack('H*')
+    end.force_encoding(encoding)
+    str.valid_encoding? ? str : str.force_encoding(string.encoding)
   end
 
   TABLE_FOR_ESCAPE_HTML__ = {