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package SL::LxOfficeConf;
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use strict;
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use Encode;
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my $environment_initialized;
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sub safe_require {
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my ($class, $may_fail);
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my $failed = !eval { require Config::Std; };
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if ($failed) {
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if ($may_fail) {
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warn $@;
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return 0;
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} else {
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die $@;
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}
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}
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Config::Std->import;
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return 1;
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}
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sub read {
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my ($class, $file_name, $may_fail) = @_;
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return unless $class->safe_require($may_fail);
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# Backwards compatibility: read lx_office.conf.default if
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# kivitendo.conf.default does't exist.
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my $default_config = -f "config/kivitendo.conf.default" ? 'kivitendo' : 'lx_office';
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read_config("config/${default_config}.conf.default" => \%::lx_office_conf);
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_decode_recursively(\%::lx_office_conf);
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$file_name ||= -f 'config/kivitendo.conf' ? 'config/kivitendo.conf' : 'config/lx_office.conf';
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if (-f $file_name) {
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read_config($file_name => \ my %local_conf);
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_decode_recursively(\%local_conf);
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_flat_merge(\%::lx_office_conf, \%local_conf);
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}
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_init_environment();
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_determine_application_paths();
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return 1;
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}
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sub _decode_recursively {
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my ($obj) = @_;
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while (my ($key, $value) = each %{ $obj }) {
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if (ref($value) eq 'HASH') {
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_decode_recursively($value);
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} else {
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$obj->{$key} = decode('UTF-8', $value);
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}
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}
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}
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sub _flat_merge {
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my ($dst, $src) = @_;
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while (my ($key, $value) = each %{ $src }) {
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if (!exists $dst->{$key}) {
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$dst->{$key} = $value;
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} else {
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map { $dst->{$key}->{$_} = $value->{$_} } keys %{ $value };
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}
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}
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}
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sub _init_environment {
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return if $environment_initialized;
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my %key_map = ( lib => { name => 'PERL5LIB', append_path => 1 },
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path => { name => 'PATH', append_path => 1 },
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);
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my $cfg = $::lx_office_conf{environment} || {};
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while (my ($key, $value) = each %{ $cfg }) {
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next unless $value;
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my $info = $key_map{$key} || {};
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$key = $info->{name} || $key;
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if ($info->{append_path}) {
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$value = ':' . $value unless $value =~ m/^:/ || !$ENV{$key};
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$value = $ENV{$key} . $value if $ENV{$key};
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}
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$ENV{$key} = $value;
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}
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$environment_initialized = 1;
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}
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sub _determine_application_paths {
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my @paths = grep { $_ } split m/:/, $ENV{PATH};
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foreach my $key (keys %{ $::lx_office_conf{applications} }) {
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my ($program) = split m/\s+/, $::lx_office_conf{applications}->{$key};
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next if $program =~ m|/|;
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foreach my $path (@paths) {
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next unless -f "${path}/${program}";
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$::lx_office_conf{applications}->{$key} = "${path}/" . $::lx_office_conf{applications}->{$key};
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last;
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}
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}
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}
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1;
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