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
32 def total; end_offset; end
34 def load_header offset
40 self.broken_msg = "offset mismatch in mbox file offset #{offset.inspect}: #{l.inspect}. Run 'sup-import --rebuild #{to_s}' to correct this."
41 raise SourceError, self.broken_msg
43 header = MBox::read_header @f
48 def load_message offset
52 RMail::Mailbox::MBoxReader.new(@f).each_message do |input|
53 return RMail::Parser.read(input)
55 rescue RMail::Parser::Error => e
56 raise SourceError, "error parsing message with rmail: #{e.message}"
65 until @f.eof? || (l = @f.gets) =~ /^$/
72 def raw_full_message offset
76 @f.gets # skip mbox header
77 until @f.eof? || (l = @f.gets) =~ BREAK_RE
86 next_offset = cur_offset
91 ## cur_offset could be at one of two places here:
93 ## 1. before a \n and a mbox separator, if it was previously at
94 ## EOF and a new message was added; or,
95 ## 2. at the beginning of an mbox separator (in all other
98 l = @f.gets or raise "next while at EOF"
99 if l =~ /^\s*$/ # case 1
100 returned_offset = @f.tell
101 @f.gets # now we're at a BREAK_RE, so skip past it
103 returned_offset = cur_offset
104 ## we've already skipped past the BREAK_RE, to just go
107 while(line = @f.gets)
108 break if line =~ BREAK_RE
109 next_offset = @f.tell
113 self.cur_offset = next_offset
114 [returned_offset, labels]
118 Redwood::register_yaml(Loader, %w(uri cur_offset usual archived id))