#!/usr/bin/perl

use strict;
use Net::IMAP::Simple;

# This is the folder separator your IMAP server uses.
# NOTE: Not used yet.
my $separator = ".";

# IMAP Account Details
my %servers = (
      'imap.server.1' => [ 'username' , 'password' ] ,
#     'imap.server.2' => [ 'username' , 'password' ]
#     ...
);

my $mailbox_name;
my $new_messages;
my $total_messages;

# Define the format rules

format Mailboxes_Top =

Mailbox                                      New      Total
-------------------------------------------- -------- --------
.

format Mailboxes_Footer =
-------------------------------------------- -------- --------
Total                                        @<<<<<<< @<<<<<<<
$new_messages $total_messages
-------------------------------------------- -------- --------
.

format Mailboxes =
@<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< @<<<<<<< @<<<<<<<
$mailbox_name $new_messages $total_messages
.

# For each server...
foreach my $s (keys %servers){

        # Fetch the username
        my $u = @{$servers{$s}}[0];

        # Fetch the password
        my $p = @{$servers{$s}}[1];

        # Output the heading
        $~ = 'Mailboxes_Top'; write;

        # Open a connection to the IMAP server
        my $server = new Net::IMAP::Simple( $s );
        $server->login ( $u , $p );

        # Get a list of all the mailboxes
        my @folders = $server->mailboxes();

        # Reset the message counters
        my $total_account_messages = 0;
        my $total_new_messages = 0;

        # For each folder on the server...
        foreach(sort @folders){

                # Select the folder and get the number of messages
                my $folder_messages = $server->select($_);

                # Increment the total message counter
                $total_account_messages += $folder_messages;

                # For each message in the folder check if it is new
                my $folder_new_messages = 0;
                foreach my $msg (1 .. $folder_messages){
                        $folder_new_messages++ if (!$server->seen($msg
+));
                };

                # Increment the total new message counter
                $total_new_messages += $folder_new_messages;

                # Prepare the folder name for pretty output
                my $title = $_;
                my @tmp = split(/\./, $title);
                my $start = "    " x $#tmp;
                $title = $start . pop(@tmp);

                # Output the current folder details
                $~ = 'Mailboxes';
                $mailbox_name = $title;
                $new_messages = $folder_new_messages;
                $total_messages = $folder_messages;
                write;

        }

        # Output the footer
        $~ = 'Mailboxes_Footer';
        $new_messages = $total_new_messages;
        $total_messages = $total_account_messages;
        write;

}
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