diff options
Diffstat (limited to 'lib/mail_handler/backends/mail_extensions.rb')
| -rw-r--r-- | lib/mail_handler/backends/mail_extensions.rb | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/lib/mail_handler/backends/mail_extensions.rb b/lib/mail_handler/backends/mail_extensions.rb index 87d8710f7..029331802 100644 --- a/lib/mail_handler/backends/mail_extensions.rb +++ b/lib/mail_handler/backends/mail_extensions.rb @@ -87,7 +87,10 @@ module Mail # invalid character at the end of the string, even # with UTF-8//IGNORE: # http://po-ru.com/diary/fixing-invalid-utf-8-in-ruby-revisited/ - str = Iconv.conv('UTF-8//IGNORE', fix_encoding(encoding), str + " ")[0...-4] + begin + str = Iconv.conv('UTF-8//IGNORE', fix_encoding(encoding), str + " ")[0...-4] + rescue Iconv::InvalidEncoding + end end str end @@ -123,6 +126,21 @@ module Mail end class Ruby19 + def Ruby19.b_value_decode(str) + match = str.match(/\=\?(.+)?\?[Bb]\?(.+)?\?\=/m) + if match + encoding = match[1] + str = Ruby19.decode_base64(match[2]) + # Rescue an ArgumentError arising from an unknown encoding. + begin + str.force_encoding(fix_encoding(encoding)) + rescue ArgumentError + end + end + decoded = str.encode("utf-8", :invalid => :replace, :replace => "") + decoded.valid_encoding? ? decoded : decoded.encode("utf-16le", :invalid => :replace, :replace => "").encode("utf-8") + end + def Ruby19.q_value_decode(str) match = str.match(/\=\?(.+)?\?[Qq]\?(.+)?\?\=/m) if match |