9 def initialize uri_or_fp, start_offset=nil, usual=true, archived=false, id=nil
14 @labels << :inbox unless archived?
18 raise ArgumentError, "not an mbox uri" unless uri_or_fp =~ %r!mbox://!
20 fn = uri_or_fp.sub(%r!^mbox://!, "")
21 ## heuristic: use the filename as a label, unless the file
22 ## has a path that probably represents an inbox.
23 @labels << File.basename(fn).intern unless File.dirname(fn) =~ /\b(var|usr|spool)\b/
30 def start_offset; 0; end
31 def end_offset; File.size @f; end
33 def load_header offset
39 self.broken_msg = "offset mismatch in mbox file offset #{offset.inspect}: #{l.inspect}. Run 'sup-import --rebuild #{to_s}' to correct this."
40 raise SourceError, self.broken_msg
42 header = MBox::read_header @f
47 def load_message offset
51 RMail::Mailbox::MBoxReader.new(@f).each_message do |input|
52 return RMail::Parser.read(input)
54 rescue RMail::Parser::Error => e
55 raise SourceError, "error parsing message with rmail: #{e.message}"
64 until @f.eof? || (l = @f.gets) =~ /^$/
71 def raw_full_message offset
75 @f.gets # skip mbox header
76 until @f.eof? || (l = @f.gets) =~ BREAK_RE
85 next_offset = cur_offset
90 ## cur_offset could be at one of two places here:
92 ## 1. before a \n and a mbox separator, if it was previously at
93 ## EOF and a new message was added; or,
94 ## 2. at the beginning of an mbox separator (in all other
97 l = @f.gets or raise "next while at EOF"
98 if l =~ /^\s*$/ # case 1
99 returned_offset = @f.tell
100 @f.gets # now we're at a BREAK_RE, so skip past it
102 returned_offset = cur_offset
103 ## we've already skipped past the BREAK_RE, to just go
106 while(line = @f.gets)
107 break if line =~ BREAK_RE
108 next_offset = @f.tell
112 self.cur_offset = next_offset
113 [returned_offset, labels]
117 Redwood::register_yaml(Loader, %w(uri cur_offset usual archived id))