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class Mail
def initialize(f)
unless f.kind_of?(IO)
f = open(f, "r")
opened = true
end
@header = {}
@body = []
begin
while f.gets()
$_.chop!
next if /^From / # skip From-line
break if /^$/ # end of header
if /^(\S+):\s*(.*)/
(attr = $1).capitalize!
@header[attr] = $2
elsif attr
sub!(/^\s*/, '')
@header[attr] += "\n" + $_
end
end
return unless $_
while f.gets()
break if /^From /
@body.push($_)
end
ensure
f.close if opened
end
end
def header
return @header
end
def body
return @body
end
def [](field)
@header[field]
end
end
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