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dpavlin |
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package Search::Estraier; |
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use 5.008; |
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use strict; |
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use warnings; |
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require Exporter; |
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our @ISA = qw(Exporter); |
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our %EXPORT_TAGS = ( 'all' => [ qw( |
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) ] ); |
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our @EXPORT_OK = ( @{ $EXPORT_TAGS{'all'} } ); |
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our @EXPORT = qw( |
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); |
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our $VERSION = '0.00'; |
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use Carp; |
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=head1 NAME |
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Search::Estraier - pure perl module to use Hyper Estraier search engine |
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=head1 SYNOPSIS |
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use Search::Estraier; |
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my $est = new Search::Estraier(); |
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=head1 DESCRIPTION |
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This module is implementation of node API of Hyper Estraier. Since it's |
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perl-only module with dependencies only on standard perl modules, it will |
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run on all platforms on which perl runs. It doesn't require compilation |
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or Hyper Estraier development files on target machine. |
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It is implemented as multiple packages which closly resamble Ruby |
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implementation. It also includes methods to manage nodes. |
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=cut |
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package Search::Estraier::Document; |
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dpavlin |
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use Carp qw/croak confess/; |
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dpavlin |
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dpavlin |
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=head1 Search::Estraier::Document |
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Document for HyperEstraier |
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=head2 new |
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my $doc = new Search::HyperEstraier::Document; |
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=cut |
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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, $class); |
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dpavlin |
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$self->{id} = -1; |
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dpavlin |
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$self ? return $self : return undef; |
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} |
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dpavlin |
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dpavlin |
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=head2 add_attr |
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dpavlin |
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Add an attribute. |
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dpavlin |
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$doc->add_attr( name => 'value' ); |
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dpavlin |
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Delete attribute using |
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dpavlin |
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$doc->add_attr( name => undef ); |
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dpavlin |
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=cut |
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sub add_attr { |
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my $self = shift; |
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my $attrs = {@_}; |
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while (my ($name, $value) = each %{ $attrs }) { |
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dpavlin |
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if (! defined($value)) { |
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delete( $self->{attrs}->{_s($name)} ); |
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} else { |
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$self->{attrs}->{_s($name)} = _s($value); |
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} |
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dpavlin |
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} |
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dpavlin |
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return 1; |
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dpavlin |
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} |
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dpavlin |
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=head2 add_text |
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dpavlin |
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Add a sentence of text. |
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dpavlin |
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$doc->add_text('this is example text to display'); |
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=cut |
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sub add_text { |
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my $self = shift; |
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my $text = shift; |
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return unless defined($text); |
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push @{ $self->{dtexts} }, _s($text); |
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} |
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=head2 add_hidden_text |
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dpavlin |
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Add a hidden sentence. |
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dpavlin |
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$doc->add_hidden_text('this is example text just for search'); |
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=cut |
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sub add_hidden_text { |
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my $self = shift; |
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my $text = shift; |
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return unless defined($text); |
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push @{ $self->{htexts} }, _s($text); |
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} |
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=head2 id |
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Get the ID number of document. If the object has never been registred, C<-1> is returned. |
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print $doc->id; |
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=cut |
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sub id { |
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my $self = shift; |
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return $self->{id}; |
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} |
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dpavlin |
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=head2 attr_names |
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dpavlin |
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Returns array with attribute names from document object. |
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dpavlin |
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my @attrs = $doc->attr_names; |
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=cut |
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sub attr_names { |
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my $self = shift; |
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dpavlin |
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croak "attr_names return array, not scalar" if (! wantarray); |
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dpavlin |
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return sort keys %{ $self->{attrs} }; |
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} |
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dpavlin |
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=head2 attr |
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dpavlin |
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Returns value of an attribute. |
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dpavlin |
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my $value = $doc->attr( 'attribute' ); |
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=cut |
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sub attr { |
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my $self = shift; |
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my $name = shift; |
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return $self->{'attrs'}->{ $name }; |
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} |
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dpavlin |
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=head2 texts |
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Returns array with text sentences. |
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my @texts = $doc->texts; |
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=cut |
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sub texts { |
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my $self = shift; |
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confess "attr_names return array, not scalar" if (! wantarray); |
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return $self->{dtexts}; |
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} |
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dpavlin |
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=head2 dump_draft |
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print $doc->dump_draft; |
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=cut |
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sub dump_draft { |
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dpavlin |
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return 'FIXME'; |
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dpavlin |
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} |
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dpavlin |
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=head2 delete |
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dpavlin |
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dpavlin |
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Empty document object |
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dpavlin |
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dpavlin |
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$doc->delete; |
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=cut |
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sub delete { |
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my $self = shift; |
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foreach my $data (qw/attrs dtexts stexts/) { |
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delete($self->{$data}); |
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} |
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dpavlin |
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$self->{id} = -1; |
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return 1; |
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} |
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=head2 _s |
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Remove multiple whitespaces from string, as well as whitespaces at beginning or end |
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my $text = _s(" this is a text "); |
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$text = 'this is a text'; |
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=cut |
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sub _s { |
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my $text = shift || return; |
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$text =~ s/\s\s+/ /gs; |
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$text =~ s/^\s+//; |
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$text =~ s/\s+$//; |
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return $text; |
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} |
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dpavlin |
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package Search::Estraier::Master; |
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use Carp; |
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=head1 Search::Estraier::Master |
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Controll node master. This requires user with administration priviledges. |
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=cut |
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{ |
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package RequestAgent; |
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@ISA = qw(LWP::UserAgent); |
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sub new { |
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my $self = LWP::UserAgent::new(@_); |
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$self->agent("Search-Estraier/$Search::Estraer::VERSION"); |
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$self; |
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} |
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sub get_basic_credentials { |
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my($self, $realm, $uri) = @_; |
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# return ($user, $password); |
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} |
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} |
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=head2 new |
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Create new connection to node master. |
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my $master = new Search::Estraier::Master( |
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url => 'http://localhost:1978', |
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user => 'admin', |
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passwd => 'admin', |
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); |
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=cut |
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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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foreach my $p (qw/url user passwd/) { |
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croak "need $p" unless ($self->{$p}); |
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} |
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$self ? return $self : return undef; |
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} |
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### |
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=head1 EXPORT |
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Nothing. |
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=head1 SEE ALSO |
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L<http://hyperestraier.sourceforge.net/> |
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Hyper Estraier Ruby interface on which this module is based. |
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=head1 AUTHOR |
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Dobrica Pavlinusic, E<lt>dpavlin@rot13.orgE<gt> |
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=head1 COPYRIGHT AND LICENSE |
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Copyright (C) 2005 by Dobrica Pavlinusic |
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This library is free software; you can redistribute it and/or modify |
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it under the GPL v2 or later. |
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=cut |
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1; |