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package Webpacus::Model::Databases; |
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use strict; |
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use warnings; |
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use base 'Catalyst::Model'; |
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use Encode qw/decode/; |
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|
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=head1 NAME |
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|
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Webpacus::Model::Databases - Catalyst Model to represent available databases |
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=head1 SYNOPSIS |
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See L<Webpacus> |
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=head1 DESCRIPTION |
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|
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Get databases from config |
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=cut |
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sub new { |
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my ( $self, $c, $config ) = @_; |
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$self = $self->NEXT::new($c, $config); |
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$self->config($config); |
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|
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# get databases from config |
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$self->{databases} = $c->config->{databases} or |
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$c->log->fail("didn't find databases in config"); |
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$self->{log} = $c->log; |
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$self->{config_encoding} = $c->config->{config_encoding} and |
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$c->log->debug("using config encoding ", $self->{config_encoding}); |
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return $self; |
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} |
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=head1 convert |
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Convert encodings from C<config_encoding> |
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my $utf8 = $self->convert('foobar'); |
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=cut |
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sub convert { |
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my $self = shift; |
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my $val = shift || return; |
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my $encoding = $self->{config_encoding} || return $val; |
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return decode($encoding, $val); |
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} |
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=head1 list_inputs |
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Returns list of databases with C<input>, C<name>, C<prefix> defined in |
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Webpacus configuration file C<config.yml> under C<databases> |
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my @dbs = $c->comp('Model::Databases')->list_inputs; |
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=cut |
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sub list_inputs { |
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my $self = shift; |
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my @databases; |
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|
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# convert to resonable format for TT |
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foreach my $db (keys %{ $self->{databases} }) { |
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my $d = $self->{databases}->{$db} || die; |
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my $inputs = $d->{input} || next; |
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$inputs = [ $inputs ] if (ref($inputs) ne 'ARRAY'); |
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|
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foreach my $i ( @{ $inputs } ) { |
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my $el = { |
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input => $self->convert( $i->{name} ), |
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name => $self->convert( $d->{name} || $d ), |
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prefix => $self->convert( $db . '/' . $i->{name} ), |
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}; |
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push @databases, $el; |
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} |
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} |
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|
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return @databases; |
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} |
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=head1 list |
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Returns just of just unique databases with C<name> and C<prefix>. |
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my @dbs = $c->comp('Model::Databases')->list; |
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You can also return just databases that have C<input> defined (that are not |
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empty databases used for agregation) if you add option C<require_input>. |
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my @db_2 = $c->comp('Model::Databases')->list( require_input => 1 ); |
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=cut |
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sub list { |
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my $self = shift; |
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my $args = shift; |
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my @databases; |
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|
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foreach my $db (keys %{ $self->{databases} }) { |
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my $d = $self->{databases}->{$db} || die; |
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if ($args->{require_input}) { |
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next unless ($d->{input}); |
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} |
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my $el = { |
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name => $self->convert( $d->{name} || $db ), |
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prefix => $self->convert( $db ), |
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}; |
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push @databases, $el; |
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} |
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return @databases; |
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} |
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=head1 AUTHOR |
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Dobrica Pavlinusic, C< <<dpavlin@rot13.org>> > |
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=head1 LICENSE |
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This library is free software, you can redistribute it and/or modify |
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it under the same terms as Perl itself. |
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=cut |
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