Class: Astrotrain::Mail

Inherits:
TMail::Mail
  • Object
show all
Defined in:
lib/astrotrain/tmail.rb

Overview

custom subclass of TMail::Mail that fixes some bugs. The fixes were pushed upstream, and this class will go away once the gem is released.

Instance Method Summary collapse

Instance Method Details

#charset(default = nil) ⇒ Object 



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# File 'lib/astrotrain/tmail.rb', line 5

def charset( default = nil )
  if h = @header['content-type']
    h['charset'] || mime_version_charset || default
  else
    mime_version_charset || default
  end
end

#mime_version_charset ⇒ Object

some weird emails come with the charset specified in the mime-version header:

#<TMail::MimeVersionHeader "1.0\n charset=\"gb2312\"">



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# File 'lib/astrotrain/tmail.rb', line 17

def mime_version_charset
  if header['mime-version'].inspect =~ /charset=('|\\")?([^\\"']+)/
    $2
  end
end

#unquoted_body(to_charset = 'utf-8') ⇒ Object

copied from TMail::Mail, uses #charset instead of #sub_header



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# File 'lib/astrotrain/tmail.rb', line 24

def unquoted_body(to_charset = 'utf-8')
  from_charset = charset
  case (content_transfer_encoding || "7bit").downcase
    when "quoted-printable"
      # the default charset is set to iso-8859-1 instead of 'us-ascii'.
      # This is needed as many mailer do not set the charset but send in ISO. This is only used if no charset is set.
      if !from_charset.blank? && from_charset.downcase == 'us-ascii'
        from_charset = 'iso-8859-1'
      end

      TMail::Unquoter.unquote_quoted_printable_and_convert_to(quoted_body,
        to_charset, from_charset, true)
    when "base64"
      TMail::Unquoter.unquote_base64_and_convert_to(quoted_body, to_charset,
        from_charset)
    when "7bit", "8bit"
      TMail::Unquoter.convert_to(quoted_body, to_charset, from_charset)
    when "binary"
      quoted_body
    else
      quoted_body
  end
end