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package WebPac; |
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use base 'CGI::Application'; |
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use strict; |
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use HTML::Pager; |
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use HTML::FillInForm; |
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use SWISH; |
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use Unicode::MapUTF8 qw(to_utf8 from_utf8 utf8_supported_charset); |
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use DBI; |
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use lib '..'; |
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use index_DBI; |
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# configuration options |
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# FIX: they really should go in configuration file! |
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my $TEMPLATE_PATH = '/data/webpac/template_html'; |
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my $CHARSET = 'ISO-8859-2'; |
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my $SWISH = '/usr/local/bin/swish-e'; |
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my $INDEX = '/data/webpac/index/isis.index'; |
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my $MAX_HITS = 500; |
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my $ON_PAGE = 10; |
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sub setup { |
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my $self = shift; |
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$self->tmpl_path($TEMPLATE_PATH); |
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$self->run_modes( |
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'search' => 'show_search_form', |
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'results' => 'show_results_list', |
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# 'user' => 'show_user_detail', |
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'index' => 'show_index', |
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); |
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$self->start_mode('search'); |
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$self->mode_param('rm'); |
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$self->header_props(-charset=>$CHARSET); |
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} |
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sub show_search_form { |
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my $self = shift; |
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# Get the CGI.pm query object |
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my $q = $self->query(); |
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my $tmpl = $self->load_tmpl('search.html'); |
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my $html = $tmpl->output; |
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my $fif = new HTML::FillInForm; |
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return $fif->fill(scalarref => \$html, fobject => $q, |
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target => 'search'); |
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} |
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sub show_results_list { |
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my $self = shift; |
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my $q = $self->query(); |
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my @swish_results; # results from swish |
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# load template for this page |
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my @s_arr; # all queries are located here |
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for(my $i = 1; $i <=10; $i++) { |
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return show_index($self, $i) if ($q->param("f".$i."_index")); |
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next if (! $q->param("f$i")); |
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next if (! $q->param("v$i")); |
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# re-write query from +/- to and/and not |
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my $s; |
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my $search = $q->param("v$i"); |
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while ($search =~ s/\s*("[^"]+")\s*/ /) { |
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$s .= "$1 "; |
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} |
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$search =~ s/^\s+//; |
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$search =~ s/\s+$//; |
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foreach (split(/\s+/,$search)) { |
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if (m/^([+-])(\S+)/) { |
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$s.= ($s) ? "and " : ""; |
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$s.="not " if ($1 eq "-"); |
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$s.="$2* "; |
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} else { |
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$s.="$_* "; |
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} |
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} |
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push @s_arr,$q->param("f$i")."_swish=($s)"; |
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} |
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my $tmpl = $self->load_tmpl('results.html'); |
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# call swish |
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my $sh = SWISH->connect('Fork', |
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prog => $SWISH, |
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indexes => $INDEX, |
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#properties => [qw/god br nr/], |
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results => sub { |
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my ($sh,$hit) = @_; |
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push @swish_results, { |
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nr => ($#swish_results + 2), |
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path => $hit->swishdocpath, |
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title => to_utf8({ -string => $hit->swishtitle, -charset => $CHARSET }), |
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rank => $hit->swishrank }; |
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# my @fields = $hit->field_names; |
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# print "Field '$_' = '", $hit->$_, "'<br>\n" for sort @fields; |
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}, |
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#startnum => 0, |
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maxhits => $MAX_HITS, |
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); |
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die $SWISH::errstr unless $sh; |
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my $hits = $sh->query(join(" and ",@s_arr)) || 0; # FIX: and/or |
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$tmpl->param('hits',$hits); |
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$tmpl->param('search',join(" and ",@s_arr)); |
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# create a Pager object |
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my $pager = HTML::Pager->new( |
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# required parameters |
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query => $q, |
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get_data_callback => sub { |
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my ($offset, $rows) = @_; |
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my @result; |
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for (my $i=0; $i<$rows; $i++) { |
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push @result, $swish_results[$offset+$i] if $swish_results[$offset+$i]; |
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} |
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return \@result; |
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}, |
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rows => $hits, |
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page_size => $ON_PAGE, |
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# some optional parameters |
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persist_vars => [ |
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'rm', |
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'f1', 'v1', |
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'f2', 'v2', |
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'f3', 'v3', |
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'f4', 'v4', |
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'f5', 'v5', |
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'f6', 'v6', |
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'f7', 'v7', |
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'f8', 'v8', |
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'f9', 'v9', |
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], |
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#cell_space_color => '#000000', |
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#cell_background_color => '#ffffff', |
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#nav_background_color => '#dddddd', |
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#javascript_presubmit => 'last_minute_javascript()', |
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debug => 1, |
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template => $tmpl, |
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); |
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my $html = $pager->output; |
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return $html; |
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} |
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sub show_index { |
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my $self = shift; |
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my $i = shift; # field number |
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my $q = $self->query(); |
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my $field = $q->param("f$i"); |
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my $limit = $q->param("v$i"); |
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my $html; |
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my $index = new index_DBI(); |
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if (! $index->check($field)) { |
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my $tmpl = $self->load_tmpl('no_index.html'); |
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$tmpl->param('field',$field); |
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$html = $tmpl->output; |
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return $html; |
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} |
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my @index_arr = $index->fetch($field,'item',$limit); |
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$html .= "show index of <i>$field</i>"; |
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$html .= " for <i>$limit</i>" if ($limit); |
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while (my $row = shift @index_arr) { |
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$html .= "<br>".$row->{item}."\n"; |
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} |
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return $html; |
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} |
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1; |