/usr/lib/ruby/1.8/mailread.rb is in libruby1.8 1.8.7.352-2ubuntu1.6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 | # The Mail class represents an internet mail message (as per RFC822, RFC2822)
# with headers and a body.
class Mail
# Create a new Mail where +f+ is either a stream which responds to gets(),
# or a path to a file. If +f+ is a path it will be opened.
#
# The whole message is read so it can be made available through the #header,
# #[] and #body methods.
#
# The "From " line is ignored if the mail is in mbox format.
def initialize(f)
unless defined? f.gets
f = open(f, "r")
opened = true
end
@header = {}
@body = []
begin
while line = f.gets()
line.chop!
next if /^From /=~line # skip From-line
break if /^$/=~line # end of header
if /^(\S+?):\s*(.*)/=~line
(attr = $1).capitalize!
@header[attr] = $2
elsif attr
line.sub!(/^\s*/, '')
@header[attr] += "\n" + line
end
end
return unless line
while line = f.gets()
break if /^From /=~line
@body.push(line)
end
ensure
f.close if opened
end
end
# Return the headers as a Hash.
def header
return @header
end
# Return the message body as an Array of lines
def body
return @body
end
# Return the header corresponding to +field+.
#
# Matching is case-insensitive.
def [](field)
@header[field.capitalize]
end
end
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