/[webpac]/trunk/WebPac.pm
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Revision 111 - (show annotations)
Tue Jul 15 12:48:49 2003 UTC (18 years, 3 months ago) by dpavlin
File size: 6037 byte(s)
fix pager bug when you have selected items

1 package WebPac;
2
3 use base 'CGI::Application';
4 use strict;
5
6 use HTML::Pager;
7 use HTML::FillInForm;
8 use SWISH;
9 use Text::Iconv;
10 use DBI;
11 use Config::IniFiles;
12 use Text::Unaccent;
13
14 use lib '..';
15 use index_DBI;
16 use back2html;
17
18
19 # read global.conf configuration
20 my $cfg_global = new Config::IniFiles( -file => '../global.conf' ) || die "can't open 'global.conf'";
21
22 # configuration options from global.conf
23 my $TEMPLATE_PATH = $cfg_global->val('webpac', 'template_html') || die "need template_html in global.conf, section webpac";
24 my $CHARSET = $cfg_global->val('webpac', 'charset') || 'ISO-8859-1';
25 my $SWISH = $cfg_global->val('webpac', 'swish') || '/usr/bin/swish-e';
26 my $INDEX = $cfg_global->val('webpac', 'index') || die "need index in global.conf, section webpac";
27 my $MAX_HITS = $cfg_global->val('webpac', 'max_hits') || 0;
28 my $ON_PAGE =$cfg_global->val('webpac', 'on_page') || 10;
29
30
31 Text::Iconv->raise_error(0); # Conversion errors raise exceptions
32
33 my $from_utf8 = Text::Iconv->new('UTF8', $CHARSET);
34
35
36 sub setup {
37 my $self = shift;
38 $self->tmpl_path($TEMPLATE_PATH);
39 $self->run_modes(
40 'search' => 'show_search_form',
41 'results' => 'show_results_list',
42 # 'user' => 'show_user_detail',
43 'index' => 'show_index',
44 );
45 $self->start_mode('search');
46 $self->mode_param('rm');
47
48 $self->header_props(-charset=>$CHARSET);
49 }
50
51 sub show_search_form {
52 my $self = shift;
53
54 # Get the CGI.pm query object
55 my $q = $self->query();
56
57 my $tmpl = $self->load_tmpl('search.html');
58 my $html = $tmpl->output;
59
60 my $fif = new HTML::FillInForm;
61
62 return $fif->fill(scalarref => \$html, fobject => $q,
63 target => 'search');
64 }
65
66 sub show_results_list {
67 my $self = shift;
68
69 my $q = $self->query();
70
71 my @swish_results; # results from swish
72
73 # load template for this page
74
75 my @s_arr; # all queries are located here
76
77 my @path_arr = $q->param('path');
78 my $full = $q->param('full');
79
80 for(my $i = 1; $i <=30; $i++) {
81
82 return show_index($self, $i) if ($q->param("f".$i."_index"));
83 next if (! $q->param("v$i"));
84 next if (! $q->param("f$i"));
85
86 # re-write query from +/- to and/and not
87 my @param_vals = $q->param("v$i");
88 my @swish_q;
89 while (my $search = shift @param_vals) {
90 my $s;
91 # remove accents
92 $search = unac_string($CHARSET,$search);
93 while ($search =~ s/\s*("[^"]+")\s*/ /) {
94 $s .= "$1 ";
95 }
96 $search =~ s/^\s+//;
97 $search =~ s/\s+$//;
98
99 foreach (split(/\s+/,$search)) {
100 if (m/^([+-])(\S+)/) {
101 $s.= ($s) ? "and " : "";
102 $s.="not " if ($1 eq "-");
103 $s.="$2* ";
104 } elsif (m/(and|or|not)/i) {
105 $s.="$_ ";
106 } else {
107 $s.="$_* ";
108 }
109 }
110 $s =~ s/\*+/*/g;
111 push @swish_q,$s;
112 }
113 # FIXME default operator for multi-value fields is or. There is
114 # no way to change it, except here for now. Is there need?
115 push @s_arr, $q->param("f$i")."_swish=(".join(" or ",@swish_q).")";
116 }
117
118 my $tmpl = $self->load_tmpl('results.html');
119
120 sub esc_html {