Alarm.pm 5.89 KB
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# -*- indent-tabs-mode: nil; -*-
# vim:ft=perl:et:sw=4
# $Id$

# Sympa - SYsteme de Multi-Postage Automatique
#
# Copyright (c) 1997, 1998, 1999 Institut Pasteur & Christophe Wolfhugel
# Copyright (c) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
# 2006, 2007, 2008, 2009, 2010, 2011 Comite Reseau des Universites
# Copyright (c) 2011, 2012, 2013, 2014 GIP RENATER
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

package Sympa::Alarm;

use strict;
use warnings;

use Conf;
use Log;
use Sympa::Mail;
use Sympa::Message;
use tools;

our %listmaster_messages_stack;

sub store {
    my $message   = shift;
    my $operation = shift;

    my $email = $message->{rcpt};

    my $robot_id;
    if (ref $message->{context} eq 'Sympa::List') {
        $robot_id = $message->{context}->{'domain'};
    } elsif ($message->{context} and $message->{context} ne '*') {
        $robot_id = $message->{context};
    } else {
        $robot_id = '*';
    }

    $listmaster_messages_stack{$robot_id}{$operation}{'first'} = time
        unless $listmaster_messages_stack{$robot_id}{$operation} {'first'};
    $listmaster_messages_stack{$robot_id}{$operation}{'counter'}++;
    $listmaster_messages_stack{$robot_id}{$operation}{'last'} = time;

    if ($listmaster_messages_stack{$robot_id}{$operation}{'counter'} > 3) {
        # stack if too much messages w/ same code
            Log::do_log('info', 'Stacking message about "%s" for %s (%s)',
                $operation, $email, $robot_id)
                unless $operation eq 'logs_failed';
            push
                @{$listmaster_messages_stack{$robot_id}{$operation}
                    {'messages'}{$email}}, $message->as_string;
            return 1;
    } else {
        return Sympa::Mail::sending(
            $message,
            $email,
            Conf::get_robot_conf($robot_id, 'request'),
            priority => Conf::get_robot_conf($robot_id, 'sympa_priority')
        );
    }
}

sub flush {
    my $purge = shift;

        foreach my $robot_id (keys %listmaster_messages_stack) {
            foreach my $operation (
                keys %{$listmaster_messages_stack{$robot_id}}) {
                my $first_age =
                    time -
                    $listmaster_messages_stack{$robot_id}{$operation}{'first'};
                my $last_age =
                    time -
                    $listmaster_messages_stack{$robot_id}{$operation}{'last'};
                # not old enough to send and first not too old
                next
                    unless $purge or $last_age > 30 or $first_age > 60;
                next
                    unless $listmaster_messages_stack{$robot_id}{$operation}{'messages'};

                my %messages =
                    %{$listmaster_messages_stack{$robot_id}{$operation}{'messages'}};
                Log::do_log(
                    'info', 'Got messages about "%s" (%s)',
                    $operation, join(', ', keys %messages)
                );

                ##### bulk send
                foreach my $email (keys %messages) {
                    my $param = {
                        to                    => $email,
                        auto_submitted        => 'auto-generated',
                        operation             => $operation,
                        notification_messages => $messages{$email},
                        boundary              => '----------=_'
                            . tools::get_message_id($robot_id)
                    };

                    Log::do_log('info', 'Send messages to %s', $email);

                    # Skip DB access because DB is not accessible
                    $email = [$email]
                        if not ref $email
                            and (  $operation eq 'no_db'
                                or $operation eq 'db_restored');

                    my $message =
                        Sympa::Message->new_from_template($robot_id,
                        'listmaster_groupednotifications',
                        $email, $param);
                    unless (
                        $message
                        and defined Sympa::Mail::sending(
                            $message, $email,
                            Conf::get_robot_conf($robot_id, 'request'),
                            priority => Conf::get_robot_conf(
                                $robot_id, 'sympa_priority'
                            )
                        )
                        ) {
                        Log::do_log(
                            'notice',
                            'Unable to send template "listmaster_groupnotification" to %s listmaster %s',
                            $robot_id,
                            $email
                        ) unless $operation eq 'logs_failed';
                        return undef;
                    }
                }

                Log::do_log('info', 'Cleaning stacked notifications');
                delete $listmaster_messages_stack{$robot_id}
                    {$operation};
            }
        }
        return 1;
}

1;

__END__

=encoding utf-8

=head1 NAME

Sympa::Alarm - Spool on memory for listmaster notification

=head1 SYNOPSIS

    use Sympa::Alarm;
    
    Sympa::Alarm::store($message, $operation);
    
    Sympa::Alarm::flush();
    Sympa::Alarm::flush(1);

=head1 DESCRIPTION

XXX

=head1 HISTORY

L<Sympa::Alarm> appeared on Sympa 6.2.

=cut