/[webpac2]/Webpacus/lib/Webpacus/Controller/Search.pm
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revision 116 by dpavlin, Wed Nov 23 21:52:20 2005 UTC revision 228 by dpavlin, Mon Dec 5 23:15:43 2005 UTC
# Line 4  use strict; Line 4  use strict;
4  use warnings;  use warnings;
5  use base 'Catalyst::Controller';  use base 'Catalyst::Controller';
6    
7    use Data::Dumper;
8    
9  use lib '/data/webpac2/lib';  use lib '/data/webpac2/lib';
10  use WebPAC::Search::Estraier;  use WebPAC::Search::Estraier 0.03;
11    
12    
13  =head1 NAME  =head1 NAME
14    
15  Webpacus::Controller::Search - Catalyst Controller  Webpacus::Controller::Search - Search WebPAC data
16    
17  =head1 SYNOPSIS  =head1 SYNOPSIS
18    
19  See L<Webpacus>  See L<WebPAC>, L<Webpacus>
20    
21  =head1 DESCRIPTION  =head1 DESCRIPTION
22    
23  Catalyst Controller for autocompleting search fields.  Catalyst Controller for search fields Hyper Estraier
24    
25  =head1 METHODS  =head1 METHODS
26    
# Line 36  sub default : Private { Line 39  sub default : Private {
39    
40  Returns results for URLs like C<search/suggest/FieldName>  Returns results for URLs like C<search/suggest/FieldName>
41    
42    It will return field from URL (C<FieldName> in example>) and use
43    same filed in paramerers (comming from form or URL) or if it doesn't
44    exist field named C<all>.
45    
46  =cut  =cut
47    
48  sub suggest : Regex('^search/suggest/*([^/]*)') {  sub suggest : Regex('^search/suggest/*([^/]*)') {
49      my ( $self, $c ) = @_;          my ( $self, $c ) = @_;
50    
51            my $what = $c->request->snippets->[0];
52    
53      my $what = $c->request->snippets->[0];          my $log = $c->log;
54    
55      my $log = $c->log;          my $webpac = $c->comp('Model::WebPAC');
56    
57   my $est = new WebPAC::Search::Estraier(          my $q = $c->req->params->{$what} ||
58          url => 'http://localhost:1978/node/webpac2',                  $c->req->params->{all} || $c->res->output("no results");
         user => 'admin',  
         passwd => 'admin',  
         encoding => 'UTF-8',  
         log => $c->log,  
  );  
       
59    
     my $q = $c->req->params->{$what};  
     my @suggestions;  
60    
61          $log->info("search for '$q' in $what\n");          $log->info("search for '$q' in $what\n");
     my @hits = $est->search( phrase => $q, max => 10, get_attr => [ $what ] );  
62    
63      my $used;          my $max = $c->config->{'hits_for_suggest'};
64            if (! $max) {
65                    $log->info("hits_for_suggest isn't defined, defaulting to 10");
66                    $c->config->{'hits_for_suggest'} = 10;
67                    $max = 10;
68            }
69    
70            my @hits = $webpac->search(
71                    phrase => $q,
72                    max => $max,
73                    get_attr => [ $what ],
74            );
75    
76            my $used;
77            my @suggestions;
78    
79            foreach my $res (@hits) {
80                    my $v = $res->{ $what } || next;
81                    next if ($used->{ $v }++);
82                    push @suggestions, $v;
83            }
84    
85      foreach my $res (@hits) {          $log->debug( ($#suggestions + 1) . " unique hits returned");
         my $v = $res->{ $what } || next;  
         next if ($used->{ $v }++);  
         push @suggestions, $v;  
     }  
86    
87      $c->res->body( $c->prototype->auto_complete_result( \@suggestions ) );          $c->response->body( $c->prototype->auto_complete_result( \@suggestions ) );
88  }  }
89    
 =back  
90    
91    # specify all Hyper Estraier operators which should stop this module
92    # from splitting search query and joining it with default operator
93    my $hest_op_regex = qr/(:?\[(:?BW|EW|RX)\]|AND|OR|ANDNOT)/;
94    
95    =item results
96    
97    Method which uses C<Model::WebPAC> and returns results for search query
98    
99    =cut
100    
101    sub results : Local {
102            my ( $self, $c ) = @_;
103    
104            my $webpac = $c->comp('Model::WebPAC');
105            my $params = $c->req->params;
106            my $log = $c->log;
107    
108            $log->debug("results got params: " . Dumper( $params ) );
109    
110            if (! $params->{_page} || $params->{_page} < 1) {
111                    $params->{_page} = 1;
112                    $log->warn("fixed _page parametar to 1");
113            }
114    
115            my @attr;
116            my @words;
117            # default operator to join fields/words
118            my $operator = 'AND';
119    
120            foreach my $f (keys %{ $params }) {
121    
122                    next if ($f =~ m/^_/o);
123    
124                    my $v = $params->{$f} || next;
125    
126                    if (my $op = $params->{ '_' . $f}) {
127                            if ($v =~ $hest_op_regex) {
128                                    # don't split words if there is Hyper Estraier
129                                    # operator in them
130                                    push @words, $v;
131                            } else {
132                                    push @words, join(" $op ", split(/\s+/, $v) );
133                            }
134                    } else {
135                            push @words, $v;
136                    }
137    
138                    next if ($f eq 'all');  # don't add_attr for magic field all
139    
140                    if ($v !~ /\s/) {
141                            push @attr, "$f ISTRINC $v";
142                    } else {
143                            map {
144                                    push @attr, "$f ISTRINC $_";
145                            } grep { ! $hest_op_regex } split(/\s+/, $v);
146                    }
147            }
148    
149            my $q = join(" $operator ", @words);
150    
151            my $template = $params->{'_template'} || $c->config->{webpac}->{template};
152    
153            $log->die("can't find _template or default from configuration!") unless ($template);
154    
155            my $hits_on_page = $c->config->{'hyperestraier'}->{'hits_on_page'} || 10;
156    
157            $log->debug("using template $template to produce $hits_on_page results");
158    
159            $c->stash->{html_results} = sub {
160                    my $res = $webpac->search(
161                            phrase => $q,
162                            template => $template,
163                            add_attr => \@attr,
164                            get_attr => [ '@uri' ],
165                            max => $hits_on_page,
166                            page => $params->{'_page'},
167                    );
168    #               $log->debug("controller got " . ( $#{$res} + 1 ) . " results for '$q' " . Dumper( $res ));
169                    return $res;
170            };
171    
172            $c->stash->{phrase} = $q;
173            $c->stash->{attr} = \@attr;
174            $c->stash->{page} = $params->{'_page'};
175            $c->stash->{hits_on_page} = $hits_on_page;
176    
177            $c->stash->{template} = 'results.tt';
178    }
179    
180    =item record
181    
182    forwarded to C</editor/record>
183    
184    =cut
185    
186    sub record : Local {
187            my ( $self, $c ) = @_;
188    
189            $c->forward( '/editor/record' );
190    }
191    
192    =back
193    
194  =head1 AUTHOR  =head1 AUTHOR
195    
196  Dobrica Pavlinusic,,,  Dobrica Pavlinusic C<< <dpavlin@rot13.org> >>
197    
198  =head1 LICENSE  =head1 LICENSE
199    
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