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NHORNE / Geo-Coder-Free-0.24 / lib / Geo / Coder / Free / Utils.pm 

            

              
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package main;
# VWF is licensed under GPL2.0 for personal use only
# njh@bandsman.co.uk
use strict;
use warnings;
use CHI;
use Error;
use Log::Any::Adapter;
BEGIN {
        Log::Any::Adapter->set('Log4perl');
}
sub create_disc_cache {
        my %args = (ref($_[0]) eq 'HASH') ? %{$_[0]} : @_;
        my $config = $args{'config'};
        throw Error::Simple('config is not optional') unless($config);
        my $logger = $args{'logger'};
        my $driver = $config->{disc_cache}->{driver};
        unless(defined($driver)) {
                my $root_dir = $args{'root_dir'} || $config->{disc_cache}->{root_dir};
                throw Error::Simple('root_dir is not optional') unless($root_dir);
                if($logger) {
                        $logger->warn('disc_cache not defined in ', $config->{'config_path'}, ' falling back to BerkeleyDB');
                }
                return CHI->new(driver => 'BerkeleyDB', root_dir => $root_dir, namespace => $args{'namespace'});
        }
        if($logger) {
                $logger->debug('disc cache via ', $config->{disc_cache}->{driver}, ', namespace: ', $args{'namespace'});
        }
        my %chi_args = (
                on_get_error => 'warn',
                on_set_error => 'die',
                driver => $driver,
                namespace => $args{'namespace'}
        );
        if($logger) {
                $chi_args{'on_set_error'} = 'log';
                $chi_args{'on_get_error'} = 'log';
        }
        if($config->{disc_cache}->{server}) {
                my @servers;
                if($config->{disc_cache}->{server} =~ /,/) {
                        @servers = split /,/, $config->{disc_cache}->{server};
                } else {
                        $servers[0] = $config->{disc_cache}->{server};
                        if($config->{disc_cache}->{'port'}) {
                                $servers[0] .= ':' . $config->{disc_cache}->{port};
                        } else {
                                throw Error::Simple('port is not optional');
                        }
                        $chi_args{'server'} = $servers[0];
                        if($logger) {
                                $logger->debug("First server: $servers[0]");
                        }
                }
                $chi_args{'servers'} = \@servers;
        } elsif(($driver ne 'DBI') && ($driver ne 'Null')) {
                $chi_args{'root_dir'} = $args{'root_dir'} || $config->{disc_cache}->{root_dir};
                throw Error::Simple('root_dir is not optional') unless($chi_args{'root_dir'});
                if($logger) {
                        $logger->debug("root_dir: $chi_args{root_dir}");
                }
        }
        if($driver eq 'Redis') {
                my %redis_options = (
                        reconnect => 60,
                        every => 1_000_000
                );
                $chi_args{'redis_options'} = \%redis_options;
        } elsif($driver eq 'DBI') {
                $chi_args{'dbh'} = DBI->connect($config->{disc_cache}->{connect});
                $chi_args{'create_table'} = 1;
        }
        return CHI->new(%chi_args);
}
sub create_memory_cache {
        my %args = (ref($_[0]) eq 'HASH') ? %{$_[0]} : @_;
        my $config = $args{'config'};
        throw Error::Simple('config is not optional') unless($config);
        my $logger = $args{'logger'};
        my $driver = $config->{memory_cache}->{driver};
        unless(defined($driver)) {
                # FIXME: not everywhere runs memcache, should fall back to something else
                if($logger) {
                        $logger->warn('memory_cache not defined in ', $config->{'config_path'}, ' falling back to memcached');
                }
                return CHI->new(driver => 'Memcached', servers => [ '127.0.0.1:11211' ], namespace => $args{'namespace'});
        }
        if($logger) {
                $logger->debug('memory cache via ', $config->{memory_cache}->{driver}, ', namespace: ', $args{'namespace'});
        }
        my %chi_args = (
                on_get_error => 'warn',
                on_set_error => 'die',
                driver => $driver,
                namespace => $args{'namespace'}
        );
        if($logger) {
                $chi_args{'on_set_error'} = 'log';
                $chi_args{'on_get_error'} = 'log';
        }
        if($config->{memory_cache}->{server}) {
                my @servers;
                if($config->{memory_cache}->{server} =~ /,/) {
                        @servers = split /,/, $config->{memory_cache}->{server};
                } else {
                        $servers[0] = $config->{memory_cache}->{server};
                        if($config->{memory_cache}->{'port'}) {
                                $servers[0] .= ':' . $config->{memory_cache}->{port};
                        } else {
                                throw Error::Simple('port is not optional');
                        }
                        $chi_args{'server'} = $servers[0];
                        if($logger) {
                                $logger->debug("First server: $servers[0]");
                        }
                }
                $chi_args{'servers'} = \@servers;
        } elsif($driver ne 'Null') {
                $chi_args{'root_dir'} = $args{'root_dir'} || $config->{memory_cache}->{root_dir};
                throw Error::Simple('root_dir is not optional') unless($chi_args{'root_dir'});
                if($logger) {
                        $logger->debug("root_dir: $chi_args{root_dir}");
                }
        }
        if($driver eq 'Redis') {
                my %redis_options = (
                        reconnect => 60,
                        every => 1_000_000
                );
                $chi_args{'redis_options'} = \%redis_options;
        }
        return CHI->new(%chi_args);
}
1;