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#!/usr/bin/perl -w |
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|
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# "Simple but Perfect" mbox to Maildir converter v0.3 |
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# Copyright (C) 2001-2003 Philip Mak <pmak@aaanime.net> |
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# |
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# This program is free software; you can redistribute it and/or |
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# modify it under the terms of the GNU General Public License |
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# as published by the Free Software Foundation; either version 2 |
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# of the License, or (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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|
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|
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use strict; |
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use Date::Parse qw( str2time ); |
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|
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#### Settings |
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# This will be used to set the file time (needed for courier-imap and some others) |
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# $datestyle = "date": extract date from the "Date: " header |
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# $datestyle = "from": extract date from the "From " mbox header |
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my $datestyle = "from"; |
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|
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# Use maildir++ format (append the message size to the filename) |
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my $maildirplus = 0; |
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#### |
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|
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|
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# Get the hostname |
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my $hostname = `hostname`; |
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chomp ($hostname); |
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|
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# check for valid arguments |
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my ($maildir) = @ARGV; |
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if (!$maildir) { |
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print STDERR "Usage: perfect_maildir ~/Maildir < mbox\n"; |
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exit 1; |
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} elsif (! -d $maildir) { |
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print STDERR "Cannot open $maildir\n"; |
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exit 1; |
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} |
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|
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# check for writable maildir |
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unless (-w "$maildir/cur") { |
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print STDERR "Cannot write to $maildir/cur\n"; |
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exit 1; |
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} |
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unless (-w "$maildir/new") { |
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print STDERR "Cannot write to $maildir/new\n"; |
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exit 1; |
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} |
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|
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my $num = 0; |
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my $time = time; |
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my $date; |
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my $delivered_time; |
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|
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repeat: |
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|
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# read header |
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my $headers = ''; |
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my $flags = ''; |
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my $subject = ''; |
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while (my $line = <STDIN>) { |
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# detect end of headers |
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last if $line eq "\n"; |
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|
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if ($datestyle eq "from") { |
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# Get date from the "From " line (this should appears here for the first message only) |
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$date = $1 if $line =~ /^From [^ ^\t]+[ \t]+(.{24})/; |
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} elsif ($datestyle eq "date") { |
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# Get date from the "Date: " header |
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$date = $1 if $line =~ /^Date: (.*)$/; |
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} |
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# strip "From" line from header |
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$headers .= $line unless $line =~ /^From ./; |
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|
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# detect flags |
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$flags .= $1 if $line =~ /^Status: ([A-Z]+)/; |
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$flags .= $1 if $line =~ /^X-Status: ([A-Z]+)/; |
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$subject = $1 if $line =~ /^Subject: (.*)$/; |
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} |
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|
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$num++; |
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|
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if ($datestyle =~ /(from|date)/) { |
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$delivered_time = str2time("$date"); |
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} else { |
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$delivered_time = $time; |
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} |
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|
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# open output file |
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my $file; |
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if ($flags =~ /O/) { |
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$file = sprintf( "%s%05d%s", "$maildir/cur/$delivered_time.", $num, ".$hostname" ); |
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my $extra = ''; |
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$extra .= 'F' if $flags =~ /F/; # flagged |
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$extra .= 'R' if $flags =~ /A/; # replied |
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$extra .= 'S' if (($flags =~ /R/) || ($flags =~ /O/)); # seen |
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$extra .= 'T' if $flags =~ /D/; # trashed |
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$file .= ":2,$extra" if $extra; |
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} else { |
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$file = sprintf( "%s%05d%s", "$maildir/new/$delivered_time.", $num, ".$hostname" ); |
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} |
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|
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# filter out the "DON'T DELETE THIS MESSAGE -- FOLDER INTERNAL DATA" message or the message doesn't exists |
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if (($num == 1 and $subject eq "DON'T DELETE THIS MESSAGE -- FOLDER INTERNAL DATA") || (!$headers)) { |
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$file = '/dev/null'; |
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$num--; |
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} |
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|
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open(FILE, ">$file"); |
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print FILE "$headers\n"; |
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while (my $line = <STDIN>) { |
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if ($datestyle eq "from") { |
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# Get date from the "From " line (this should appears here for the first message only) |
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$date = $1 if $line =~ /^From [^ ^\t]+[ \t]+(.{24})/; |
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} |
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# End of current message |
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last if ($line =~ /^From ./); |
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|
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# unescape "From" |
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$line =~ s/^>From (.)/From $1/; |
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|
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print FILE $line; |
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} |
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close(FILE); |
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|
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utime( $time, $delivered_time, $file ) if ($datestyle =~ /(from|date)/); |
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|
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if ($maildirplus) { |
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my $size = -s $file; |
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my $mdplusfile = $file; |
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$mdplusfile =~ s/\.$hostname/.$hostname,S=$size/; |
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rename $file,$mdplusfile; |
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} |
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|
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goto repeat unless eof(STDIN); |
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|
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my $elapsed = time - $time; |
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print "Inserted $num messages into maildir $maildir in $elapsed seconds\n"; |