#!/usr/bin/perl -w

$MHPATH = "/usr/local/nmh/bin";
$MHLIB = "/usr/local/nmh/lib";

open(FOLDERS, "$MHPATH/folder -recurse -all -fast|") or 
    die "Couldn't read folders: $!";
while (<FOLDERS>) {
    next if (/\/old/);
    print;
    chomp;
    $folder = $_;
    open(OLDMSGS, "$MHPATH/pick '+$folder' -before -60|") or 
	die "Couldn't pick messages from $folder: $!";
    @msgids = grep !/^0$/, <OLDMSGS>;
    close(OLDMSGS);
    chomp @msgids;
    if (@msgids) {
	foreach $msgid (@msgids) {
	    open(MSG, "$MHPATH/show '+$folder' $msgid -nocheckmime -noheader -showproc cat|") or
		die "Couldn't show $msgid in $folder: $!";
	    while (<MSG>) {
		chomp;
		last if (/^$/);
		if (/^Date:(.*)$/i) {
		    $date = $1;
		    last;
		}
	    }
	    close(MSG);
	    $subdir = `$MHLIB/dp '$date' -format '%(putnum(year{text}))/%(putstr(month{text}))'`;
	    chomp($subdir);
	    print "refile $msgid -src +$folder -nolink +$folder/old/$subdir\n";
	    system "$MHPATH/refile $msgid -src '+$folder' -nolink '+$folder/old/$subdir'";
	}
	$exmhdisplayfile = "$ENV{'HOME'}/.exmh/.display";
	if (-f $exmhdisplayfile) {
	    $exmhdisplay = `cat $exmhdisplayfile`;
	    chomp $exmhdisplay;
	    if ($exmhdisplay) {
		print "Telling exmh\n";
		open(WISH, "|wish -f -display $exmhdisplay") or
		    die "Couldn't open wish on $exmhdisplay: $!";
		print WISH <<EOF;
catch { send exmh { Scan_FolderForce $folder } } err
exit 0
EOF
                close(WISH);
	    }
	}
    }
}
close(FOLDERS);
print "Telling exmh to find all the folders\n";
open(WISH, "|wish -f -display $exmhdisplay") or
    die "Couldn't open wish on $exmhdisplay: $!";
print WISH <<EOF;
catch { send exmh { Flist_Refresh } } err
exit 0
EOF
    close(WISH);