view release on metacpan or  search on metacpan

lib/ACME/QuoteDB.pm  view on Meta::CPAN

#$Id: QuoteDB.pm,v 1.36 2009/09/30 07:37:09 dinosau2 Exp $
# /* vim:et: set ts=4 sw=4 sts=4 tw=78: */

package ACME::QuoteDB;

use 5.008005;        # require perl 5.8.5, re: DBD::SQLite Unicode
use warnings;
use strict;

#major-version.minor-revision.bugfix
use version; our $VERSION = qv('0.1.2');

#use criticism 'brutal'; # use critic with a ~/.perlcriticrc

use Exporter 'import';
our @EXPORT = qw/quote/; # support one liner

use Carp qw/croak/;
use Data::Dumper qw/Dumper/;
use ACME::QuoteDB::LoadDB;
use aliased 'ACME::QuoteDB::DB::Attribution' => 'Attr';
use aliased 'ACME::QuoteDB::DB::QuoteCatg'  => 'QuoteCatg';
use aliased 'ACME::QuoteDB::DB::Category'  => 'Catg';
use aliased 'ACME::QuoteDB::DB::Quote'    => 'Quote';

binmode STDOUT, ':encoding(utf8)';
binmode STDERR, ':encoding(utf8)';

sub new {
    my $class = shift;
    my $self = bless {}, $class;
    return $self;
}

# provide 1 non OO method for one liners
sub quote {
    my ($arg_ref) = @_;
    return get_quote(q{}, $arg_ref);
}

# list of quote attributions (names) (makes searching easier)
sub list_attr_names {
   return _get_field_all_from('name', Attr->retrieve_all);
}

# list of quote categories
sub list_categories {
   return _get_field_all_from('catg', Catg->retrieve_all);
}

## list of quote sources
sub list_attr_sources {
   return _get_field_all_from('source', Quote->retrieve_all);
}

sub _get_field_all_from {
   my ($field, @all_stored) = @_;

    my $arr_ref = [];
    RECORDS:
    foreach my $f_obj (@all_stored){
        my $s = $f_obj->$field;
        # if doesn't exist and not a dup
        if (! $f_obj->$field || scalar grep {/$s/sm} @{$arr_ref}){
            next RECORDS;
        }
        push @{ $arr_ref }, $f_obj->$field;
    }
    return join "\n", sort @{$arr_ref};
}

sub _get_attribution_ids_from_name {
    my ($attr_name) = @_;

    my $c_ids = [];
    # a bug: what if string starts with what we specify
    #i.e. => %Griffin% doesn' match 'Griffin' (no quotes)
    RESULTS:
    foreach my $c_obj (Attr->search_like(name => "%$attr_name%")){
       next RESULTS unless $c_obj->attr_id;
       push @{ $c_ids }, $c_obj->attr_id;
    }

    if (not scalar @{$c_ids}) {
        croak 'attribution not found';
    }