1 files changed, 125 insertions, 0 deletions
diff --git a/.local/bin/fetch_mail b/.local/bin/fetch_mail
new file mode 100755
index 0000000..04df4b3
--- /dev/null
+++ b/.local/bin/fetch_mail
@@ -0,0 +1,125 @@
+#!/usr/bin/env perl
+
+use strict;
+use warnings;
+use Fcntl;
+use Env qw(HOME);
+
+use constant MC_FILE_PATH => '/tmp/mc_';
+
+sub test_gpg
+{
+	my $ret;
+
+	$ret = system("echo test | gpg2 --sign --batch --no-tty --pinentry-mode error -o /dev/null >/dev/null 2>&1");
+	if ($ret != 0) {
+		notify("[!] gpg locked | can't fetch mails");
+	}
+	return $ret;
+}
+
+sub notify
+{
+	my ($str) = @_;
+	my $pid;
+
+	$pid = fork();
+	if (not $pid) {
+		exec('herbe', $str);
+	}
+	return;
+}
+
+sub get_new_mail
+{
+	my ($acc) = @_;
+	my $ret;
+
+	$ret = system('mbsync', $acc);
+	if ($ret != 0) {
+		notify("[!] $acc: failed to sync mails");
+	}
+	return;
+}
+
+sub get_all_accounts
+{
+	my @accs;
+
+	opendir(my $dh, $ENV{'MAIL'}) or die $!;
+	@accs = grep { !/^\./ } readdir($dh);
+	closedir($dh);
+	return @accs;
+}
+
+sub count_new_mails
+{
+	my ($acc) = @_;
+	my $count;
+	my $dir;
+	my $path = $ENV{'MAIL'} . '/' . $acc . '/INBOX/new';
+
+	$count = 0;
+	opendir(my $dh, $path) or die $!;
+	$count = grep { -f "$path/$_"} readdir($dh);
+	closedir($dh);
+	return $count;
+}
+
+sub fetch_thread
+{
+	my ($acc) = @_;
+
+	my $pre_count = -1;
+	my $mc_file = MC_FILE_PATH . $acc;
+	my $fh;
+	if (-f $mc_file) {
+		open($fh, '+<', $mc_file) or die $!;
+		$pre_count = <$fh>;
+	} else {
+		open($fh, '+>', $mc_file) or die $!;
+		$pre_count = -1;
+	}
+	get_new_mail($acc);
+	my $post_count = count_new_mails($acc);
+	if ($post_count > $pre_count && $post_count > 0) {
+		my $notify_str = '[mail] ' . $acc . ': ' . $post_count . ' new mail';
+		$notify_str .= ($post_count > 1 ? "s\n" : "\n");
+		notify($notify_str)
+	}
+	seek($fh, 0, 0);
+	print $fh "$post_count";
+	close($fh);
+	return;
+}
+
+sub fetch_mail
+{
+	$ENV{'MAIL'} = $HOME . '/.local/share/mail';
+	$ENV{'GNUPGHOME'} = $HOME . '/.local/share/gnupg';
+	$ENV{'PASSWORD_STORE_DIR'} = $HOME . '/.local/share/pass';
+	my @pids;
+	my $ret;
+
+	$ret = test_gpg();
+	if ($ret != 0) {
+		return;
+	}
+	system('killall mbsync >/dev/null 2>&1');
+	my @accs = get_all_accounts();
+	for (@accs) {
+		my $pid = fork();
+		if (not $pid) {
+			fetch_thread($_);
+			return;
+		}
+		push(@pids, $pid);
+
+	}
+	while (wait() != -1) {}
+	return;
+}
+
+fetch_mail();
+
+__END__