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package Search::QS::Options; |
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$Search::QS::Options::VERSION = '0.03'; |
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use v5.14; |
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use strict; |
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use warnings; |
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use Moose; |
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use Set::Array; |
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use Search::QS::Options::Sort; |
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2267
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# ABSTRACT: Options query search like limits, start and sort |
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has start => ( is => 'rw', isa => 'Int', default => 0); |
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has limit => ( is => 'rw', isa => 'Int|Undef'); |
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has sort => ( is => 'rw', isa => 'Set::Array', default => sub { |
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return new Set::Array; |
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} |
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); |
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sub parse() { |
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my $s = shift; |
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my $struct = shift; |
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$s->reset(); |
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while (my ($k,$v) = each %$struct) { |
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given($k) { |
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when ('start') { $s->start($v) } |
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when ('limit') { $s->limit($v) } |
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when (/^sort\[(.*?)\]/) { $s->_parse_sort($1, $v) } |
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} |
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} |
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} |
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sub _parse_sort() { |
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my $s = shift; |
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my $key = shift; |
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my $val = shift; |
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$val = 'asc' if ($val eq 1); |
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$val = 'desc' if ($val eq -1); |
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return unless ($val =~ /^(asc|desc)$/); |
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$s->sort->push(new Search::QS::Options::Sort( |
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name => $key, |
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direction => $val |
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)); |
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} |
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sub to_qs() { |
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my $s = shift; |
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my $sort = join('&', map($_->to_qs, $s->sort->compact() )); |
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my $ret = ''; |
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$ret.= 'start=' . $s->start . '&' unless ($s->start == 0); |
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$ret.= 'limit=' . $s->limit . '&' if ($s->limit); |
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$ret.= $sort . '&' if ($sort); |
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chop($ret); |
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return $ret; |
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} |
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sub reset() { |
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my $s = shift; |
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$s->sort->clear; |
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$s->limit(undef); |
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$s->start(0); |
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} |
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76
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4
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no Moose; |
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__PACKAGE__->meta->make_immutable; |
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1; |
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__END__ |
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=pod |
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=encoding UTF-8 |
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=head1 NAME |
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Search::QS::Options - Options query search like limits, start and sort |
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=head1 VERSION |
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version 0.03 |
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=head1 SYNOPSIS |
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use Search::QS::Options; |
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my $opt = new Search::QS::Options; |
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# parse query_string |
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$opt->parse_qs($qs); |
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# reconvert object to query_string |
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print $opt->to_qs; |
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=head1 DESCRIPTION |
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This object incapsulate the options of a query. |
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=head1 METHODS |
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=head2 start() |
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Set/Get the first record to show |
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=head2 limit() |
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Set/Get the max number of elements to show |
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=head2 sort() |
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An array (L<Set::Array>) of L<Search::QS::Options::Sort> with sort informations |
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=head2 parse($perl_struct) |
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$perl_struct is an HASHREF which represents a query string like |
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the one returned by L<URI::Encode/"url_params_mixed">. |
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It parses the struct and extract filter informations |
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=head2 to_qs() |
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Return a query string of the internal rappresentation of the object |
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=head2 reset() |
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Initialize the object with default values |
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=head1 SEE ALSO |
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L<Seach::QS::Options::Sort> |
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=head1 AUTHOR |
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Emiliano Bruni <info@ebruni.it> |
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=head1 COPYRIGHT AND LICENSE |
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This software is copyright (c) 2019 by Emiliano Bruni. |
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This is free software; you can redistribute it and/or modify it under |
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the same terms as the Perl 5 programming language system itself. |
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=cut |