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package Apache::Session::MongoDB;
use 5.010;
use strict;
use AutoLoader 'AUTOLOAD';
our $VERSION = '0.23';
our @ISA = qw(Apache::Session);
use Apache::Session;
use Apache::Session::Lock::Null;
use Apache::Session::Store::MongoDB;
use Apache::Session::Generate::MD5;
use Apache::Session::Serialize::MongoDB;
sub populate {
my $self = shift;
$self->{object_store} = Apache::Session::Store::MongoDB->new($self);
$self->{lock_manager} = Apache::Session::Lock::Null->new($self);
$self->{generate} = \&Apache::Session::Generate::MD5::generate;
$self->{validate} = \&Apache::Session::Generate::MD5::validate;
$self->{serialize} = \&Apache::Session::Serialize::MongoDB::serialize;
$self->{unserialize} = \&Apache::Session::Serialize::MongoDB::unserialize;
return $self;
}
our $default;
*default = \$Apache::Session::Store::MongoDB::default;
1;
__END__
sub searchOn {
my ( $class, $args, $selectField, $value, @fields ) = @_;
return $class->_query( $args, { $selectField => $value }, @fields );
}
sub searchOnExpr {
my ( $class, $args, $selectField, $value, @fields ) = @_;
$value =~ s/([\/\\\^\$\.\?\+\[\]\{\}\(\)])/\\$1/g;
$value =~ s/\*/\.\*/g;
return $class->_query( $args, { $selectField => qr/$value/i } );
}
sub deleteIfLowerThan {
my ( $class, $args, $rule ) = @_;
my $query;
if ( $rule->{or} ) {
$query = {
'$or' => [
map {
{ $_ => { '$lt' => $rule->{or}->{$_} } }
}
keys %{ $rule->{or} }
]
};
}
elsif ( $rule->{and} ) {
$query = {
'$and' => [
map {
{ $_ => { '$lt' => $rule->{or}->{$_} } }
}
keys %{ $rule->{or} }
]
};
}
if ( $rule->{not} ) {
$query = {
'$and' => [
$query,
map {
{ $_ => { '$ne' => $rule->{not}->{$_} } }
}
keys %{ $rule->{not} }
]
};
}
return 0 unless ($query);
my $col = $class->_col($args);
my $result = $col->delete_many($query);
if ( $result->acknowledged ) {
if (wantarray) {
return 1, $result->deleted_count;
}
else {
return 1;
}
}
else {
return 1;
}
}
sub _query {
my ( $class, $args, $filter, @fields ) = @_;
my $col = $class->_col($args);
my $cursor = $col->find($filter);
if (@fields) {
$cursor =
$cursor->fields( { map { $_ => 1 } @fields, "_session_id" => 1 } );
}
my %res;
while ( my $r = $cursor->next ) {
my $id = $r->{_session_id};
delete $r->{_id};
$res{$id} = $r;
}
return \%res;
}
sub get_key_from_all_sessions {
my ( $class, $args, $data ) = @_;
my $col = $class->_col($args);
my $cursor = $col->find( {} );
my %res;
while ( my $r = $cursor->next ) {
my $id = $r->{_session_id};
delete $r->{_id};
if ( ref($data) eq 'CODE' ) {
$res{$id} = $data->( $r, $id );
}
elsif ($data) {
$data = [$data] unless ( ref $data );
$res{$id}->{$_} = $r->{$_} foreach (@$data);
}
else {
$res{$id} = $r;
}
}
return \%res;
}
sub _col {
my ( $self, $args ) = @_;
my $conn_args;
foreach my $w (
qw(host auth_mechanism auth_mechanism_properties bson_codec
connect_timeout_ms db_name heartbeat_frequency_ms j local_threshold_ms
max_time_ms password port read_pref_mode read_pref_tag_sets
replica_set_name server_selection_timeout_ms server_selection_try_once
socket_check_interval_ms socket_timeout_ms ssl username w wtimeout
read_concern_level)
)
{
$conn_args->{$w} = $args->{$w} || $default->{$w};
delete $conn_args->{$w} unless ( defined $conn_args->{$w} );
}
my $s = MongoDB->connect( $args->{host} || $default->{host}, $conn_args )
or die('Unable to connect to MongoDB server');
return $s->get_database( $args->{db_name} || $default->{db_name} )
->get_collection( $args->{collection} || $default->{collection} );
}
1;
=head1 NAME
Apache::Session::MongoDB - An implementation of Apache::Session
=head1 SYNOPSIS
use Apache::Session::MongoDB;
# Using localhost server
tie %hash, 'Apache::Session::MongoDB', $id, {};
# Example with default values
tie %hash, 'Apache::Session::MongoDB', $id, {
host => 'locahost:27017',
db_name => 'sessions',
collection => 'sessions',
};
=head1 DESCRIPTION
This module is an implementation of Apache::Session. It uses the MongoDB
backing store and no locking.
=head1 PARAMETERS
You can set the followong parameters host, db_name, collection, auth_mechanism,
auth_mechanism_properties, connect_timeout_ms, ssl, username and password.
See L<MongoDB> for more
=head1 SEE ALSO
L<MongoDB>, L<Apache::Session>
=head1 AUTHOR
Xavier Guimard, E<lt>x.guimard@free.frE<gt>
=head1 COPYRIGHT AND LICENSE
Copyright (C) 2015-2016 by Xavier Guimard, E<lt>x.guimard@free.frE<gt>
This library is free software; you can redistribute it and/or modify
it under the same terms as Perl itself, either Perl version 5.10.0 or,
at your option, any later version of Perl 5 you may have available.
=cut
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