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-rw-r--r--lib/cgi.rb18
1 files changed, 10 insertions, 8 deletions
diff --git a/lib/cgi.rb b/lib/cgi.rb
index ab57fbdcd0..52137d85ed 100644
--- a/lib/cgi.rb
+++ b/lib/cgi.rb
@@ -396,18 +396,20 @@ class CGI
when 'gt' then '>'
when 'lt' then '<'
when /\A#0*(\d+)\z/
- if enc == Encoding::UTF_8
- $1.to_i.chr(enc)
- elsif $1.to_i < 128 && asciicompat
- $1.to_i.chr
+ n = $1.to_i
+ if enc == Encoding::UTF_8 or
+ enc == Encoding::ISO_8859_1 && n < 256 or
+ asciicompat && n < 128
+ n.chr(enc)
else
"&##{$1};"
end
when /\A#x([0-9a-f]+)\z/i
- if enc == Encoding::UTF_8
- $1.hex.chr(enc)
- elsif $1.hex < 128 && asciicompat
- $1.hex.chr
+ n = $1.hex
+ if enc == Encoding::UTF_8 or
+ enc == Encoding::ISO_8859_1 && n < 256 or
+ asciicompat && n < 128
+ n.chr(enc)
else
"&#x#{$1};"
end