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package SL::LxOfficeConf;

use strict;

use Config::Std;
use Encode;

sub read {
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read_config 'config/lx_office.conf.default' => %::lx_office_conf;
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_decode_recursively(\%::lx_office_conf);
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if (-f 'config/lx_office.conf') {
read_config 'config/lx_office.conf' => my %local_conf;
_decode_recursively(\%local_conf);
_flat_merge(\%::lx_office_conf, \%local_conf);
}
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}

sub _decode_recursively {
my ($obj) = @_;

while (my ($key, $value) = each %{ $obj }) {
if (ref($value) eq 'HASH') {
_decode_recursively($value);
} else {
$obj->{$key} = decode('UTF-8', $value);
}
}
}

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sub _flat_merge {
my ($dst, $src) = @_;

while (my ($key, $value) = each %{ $src }) {
if (!exists $dst->{$key}) {
$dst->{$key} = $value;

} else {
map { $dst->{$key}->{$_} = $value->{$_} } keys %{ $value };
}
}
}

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1;