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package WebPAC::Config; |
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|
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use warnings; |
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use strict; |
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|
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use base qw/WebPAC::Common/; |
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|
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use Data::Dump qw/dump/; |
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use YAML qw/LoadFile/; |
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|
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=head1 NAME |
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|
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WebPAC::Config - handle WebPAC configuration file |
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|
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=head1 VERSION |
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|
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Version 0.02 |
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|
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=cut |
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|
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our $VERSION = '0.02'; |
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|
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=head1 SYNOPSIS |
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|
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FIXME |
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|
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=head1 FUNCTIONS |
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|
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=head2 new |
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|
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Create new configuration object. |
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|
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my $config = new WebPAC::Config( |
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path => '/optional/path/to/config.yml' |
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); |
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|
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=cut |
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|
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sub new { |
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my $class = shift; |
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my $self = {@_}; |
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bless($self, $class); |
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|
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my $log = $self->_get_logger(); |
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|
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if (! $self->{path}) { |
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my $hostname = `hostname`; |
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chomp($hostname); |
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$hostname =~ s/\..+$//; |
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if (-e "conf/$hostname.yml") { |
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$self->{path} = "conf/$hostname.yml"; |
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$log->info("using host configuration file: ", $self->{path}); |
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} |
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} |
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|
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$self->{path} ||= 'conf/config.yml'; |
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|
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$self->{config} = LoadFile($self->{path}) || |
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$log->logdie("can't open ",$self->{path}, ": $!"); |
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|
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$log->debug("config: ", dump( $self->{config} )); |
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|
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$self ? return $self : return undef; |
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} |
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|
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=head2 databases |
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|
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Return all databases in config |
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|
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my $config_databases_hash = $config->databases; |
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my @config_databases_names = $config->databases; |
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|
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=cut |
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|
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sub databases { |
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my $self = shift; |
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return unless ($self->{config}); |
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if (wantarray) { |
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return keys %{ $self->{config}->{databases} }; |
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} else { |
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return $self->{config}->{databases}; |
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} |
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} |
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|
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=head2 use_indexer |
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|
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Which indexer are we using? |
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|
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$config->use_indexer; |
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|
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=cut |
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|
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sub use_indexer { |
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my $self = shift; |
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my $default = 'hyperestraier'; |
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return unless ($self->{config}); |
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return $self->{config}->{use_indexer} || $default; |
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} |
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|
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=head2 get |
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|
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$config->get('top-level_key'); |
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|
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=cut |
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|
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sub get { |
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my $self = shift; |
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my $what = shift || return; |
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return $self->{config}->{$what}; |
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} |
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|
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=head2 webpac |
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|
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Return C<< config -> webpac >> parts |
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|
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my @supported_inputs = $config->webpac('inputs'); |
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my $inputs_hash = $config->webpac('inputs'); |
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|
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=cut |
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|
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sub webpac { |
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my $self = shift; |
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|
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$self->_get_logger()->logdie("can't find config->webpac") unless defined( $self->{config}->{webpac} ); |
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|
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my $what = shift || return $self->{config}->{webpac}; |
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|
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if (wantarray && ref( $self->{config}->{webpac}->{$what} ) eq 'HASH') { |
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return keys %{ $self->{config}->{webpac}->{$what} }; |
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} else { |
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return $self->{config}->{webpac}->{$what}; |
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} |
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|
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} |
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|
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=head2 iterate_inputs |
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|
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$config->iterate_inputs( sub { |
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my ($input, $database, $database_config_hash) = @_; |
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# ... do something with input config hash |
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} ); |
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|
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This function will also modify C<< $input->{normalize} >> to |
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be C<ARRAY>, even with just one element. |
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|
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=cut |
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|
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sub iterate_inputs { |
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my $self = shift; |
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|
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my $log = $self->_get_logger(); |
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|
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my $code_ref = shift; |
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$log->logdie("called with CODE") unless ( ref($code_ref) eq 'CODE' ); |
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|
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while (my ($database, $db_config) = each %{ $self->{config}->{databases} }) { |
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my @inputs; |
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if (ref($db_config->{input}) eq 'ARRAY') { |
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@inputs = @{ $db_config->{input} }; |
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} elsif ($db_config->{input}) { |
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push @inputs, $db_config->{input}; |
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} else { |
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$log->info("database $database doesn't have inputs defined"); |
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} |
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|
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foreach my $input (@inputs) { |
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$log->debug("iterating over input ", dump($input)); |
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if ( defined( $input->{normalize} ) && ref($input->{normalize}) ne 'ARRAY' ) { |
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$input->{normalize} = [ $input->{normalize} ]; |
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} |
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$code_ref->($input, $database, $db_config); |
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} |
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} |
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|
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} |
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|
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|
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=head1 AUTHOR |
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|
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Dobrica Pavlinusic, C<< <dpavlin@rot13.org> >> |
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|
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=head1 COPYRIGHT & LICENSE |
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|
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Copyright 2006 Dobrica Pavlinusic, All Rights Reserved. |
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|
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This program is free software; you can redistribute it and/or modify it |
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under the same terms as Perl itself. |
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|
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=cut |
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|
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1; # End of WebPAC::Config |