/[webpac2]/trunk/vhost/webpac2.cgi
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Contents of /trunk/vhost/webpac2.cgi

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Revision 1250 - (show annotations)
Fri Jul 24 19:34:26 2009 UTC (14 years, 9 months ago) by dpavlin
File size: 8795 byte(s)
use vhost-search.html as form if it exists to create customized search form
1 #!/usr/bin/perl
2
3 use warnings;
4 use strict;
5
6 use CGI qw/:standard/;
7 use CGI::Carp qw/fatalsToBrowser/;
8 use File::Slurp;
9 use YAML;
10 use Data::Page;
11 use Data::Dump qw/dump/;
12 use SWISH::API;
13 use JSON;
14 use Text::Unaccent::PurePerl qw/unac_string/;
15 use HTML::FillInForm::Lite;
16
17 my $range_around = 5;
18 my @entries_per_page = ( 30, 50, 100, 500 );
19 my $debug = param('debug');
20
21 print header(
22 -charset => 'utf-8',
23 );
24
25 sub dump_yaml {
26 my $name = shift;
27 print qq|<div class=dump><tt>$name</tt><pre>|, YAML::Dump( @_ ), qq|</pre></div>| if $debug;
28 }
29
30 sub show_pager {
31 my ($pager) = @_;
32
33 my @show_pages;
34 my $after_current = 0;
35
36 if ( $pager->current_page <= $range_around + 2 ) {
37 @show_pages = ( $pager->first_page .. $pager->current_page );
38 $after_current = $range_around - $pager->current_page;
39 } else {
40 @show_pages = ( $pager->first_page, '', $pager->current_page - $range_around .. $pager->current_page );
41 }
42
43 if ( $pager->current_page + $after_current + $range_around + 1 >= $pager->last_page ) {
44 push @show_pages, ( $pager->current_page + 1 .. $pager->last_page );
45 } else {
46 push @show_pages, ( $pager->current_page + 1 .. $pager->current_page + $after_current + $range_around, '', $pager->last_page );
47 }
48
49 # dump_yaml( 'show_pages', \@show_pages );
50
51 return '' unless $#show_pages;
52
53 my ( $prev, $next ) = ( '&lt;&lt;', '&gt;&gt;' );
54
55 sub li_a_href {
56 my ( $page, $label, $attr ) = @_;
57 param( 'current_page', $page );
58 my $url = self_url( -query => 1 );
59 $attr ||= '';
60 $label ||= $page;
61 qq|<li$attr><a href="$url" title="$page">$label</a></li>|;
62 }
63
64 return
65 $pager->previous_page ? li_a_href( $pager->previous_page, $prev ) : qq|<li class=skip>$prev</li>|
66 , ( map {
67 if ( $_ eq $pager->current_page ) {
68 qq|<li class=current_page>$_</li>|;
69 } elsif ( $_ eq '' ) {
70 qq|<li class=skip>...</li>|;
71 } else {
72 li_a_href( $_ );
73 }
74 } @show_pages )
75 , $pager->next_page ? li_a_href( $pager->next_page, $next ) : qq|<li class=skip>$next</li>|
76 ;
77
78 }
79
80 my $path = $ENV{PATH_INFO} || 'ecas';
81 $path =~ s{^/+}{};
82 $path =~ s{/+$}{};
83 my $dir = $0;
84 $dir =~ s{/[^/]+.cgi}{};
85
86 dump_yaml( 'dir', $dir );
87
88 my $config = YAML::LoadFile( "$dir/$path/config.yml" );
89
90 my $database = (keys %{ $config->{databases} })[0];
91 die "$database not in $path" unless $path =~ m{\Q$database\E};
92
93 my $html_markup = "$dir/$path/html.pm";
94 my $html_markup_skip;
95 if ( -e $html_markup ) {
96 require $html_markup;
97 $html_markup = $database . '::html';
98 } else {
99 undef $html_markup;
100 }
101
102 my $stats;
103 {
104 my $path = "$dir/../var/swish/$database.yaml";
105 $stats = YAML::LoadFile( $path );
106 dump_yaml( "stats $path", $stats );
107 }
108
109 my $db = $config->{databases}->{$database};
110
111 sub read_config_txt {
112 my ( $file ) = @_;
113 my $input;
114 my $path ="$dir/$path/$path-$file.txt";
115 if ( ! -e $path ) {
116 warn "missing $path";
117 return;
118 }
119 foreach ( split(/[\n\r]+/, read_file( $path ) ) ) {
120 my ( $val,$label ) = split(/\s*\t\s*/,$_,2);
121 push @{ $input->{ '-values' } }, $val;
122 $input->{ '-labels' }->{$val} = $label;
123 }
124 return $input;
125 }
126
127 my $attr_labels = read_config_txt 'labels';
128 my $attr_operators = read_config_txt 'operators';
129
130 my @attr = @{ $attr_labels->{'-values'} } if $attr_labels;
131 @attr = keys %{ $stats->{attr} } unless @attr;
132
133
134 warn dump( $attr_labels, $attr_operators );
135
136 my $only_input;
137 my $inputs_available = 0;
138
139 foreach ( @{ $db->{input} } ) {
140 my $input = $_->{name} || die "no name in ",dump( $_ );
141 next unless defined $stats->{input}->{$input}; # skip inputs without data
142 if ( ! $only_input->{'-labels'}->{$input} ) {
143 push @{ $only_input->{'-values'} }, $input;
144 $only_input->{'-labels'}->{$input} = $_->{description} || $input;
145 $inputs_available++;
146 }
147 }
148
149 warn "## only_input = ", dump( $only_input );
150
151 my @style = ( '../../style.css' );
152 push @style, "../../$path/$path.css" if -e "$dir/$path/$path.css";
153 dump_yaml( 'style', \@style );
154
155 sub search_form {
156
157 my $form_html = "$dir/$path/$path-search.html";
158 if ( -e $form_html ) {
159 my $html = read_file( $form_html );
160 my $q = CGI->new();
161 my $h = HTML::FillInForm::Lite->new();
162 return $h->fill(\$html, $q);
163 }
164
165 qq|<a name="form"></a>|,
166 start_form( -action => self_url( query => 0 ) ),
167 checkbox_group(
168 -name => 'attr',
169 %$attr_labels,
170 # -linebreak => 0,
171 ),
172 textfield( -name => 'search' ),
173 $attr_operators ? popup_menu( -name => 'attr_operator', %$attr_operators ) : '',
174 submit( -value => 'Search' ),
175 # hidden( -name => 'entries_per_page', -default => $entries_per_page ),
176 popup_menu( -name => 'entries_per_page', -values => [ @entries_per_page ], -title => 'entries per page' ),
177 # we need current_page fixed at 1 so that every submit through form will reset it
178 qq|<input type=hidden name=current_page value=1 >|,
179 checkbox( -name => 'debug', -default => 0 ), # FIXME hidden?
180 qq|<div id=inputs>|,
181 $inputs_available > 1 ?
182 h2( 'Select input' ) .
183 checkbox_group(
184 -name => 'only_input',
185 %$only_input,
186 -linebreak=> 'true',
187 ) : '',
188 qq|</div>|,
189 end_form,
190 ;
191 }
192
193
194 print
195 start_html(
196 -title => $db->{name},
197 -style => [ @style ],
198 ),
199 h1( $db->{name} ),
200 qq|<div id=description>|, $db->{description}, qq|</div>|,
201 ;
202
203 if ( my $search = param('search') ) {
204
205 $search = unac_string( $search );
206
207 print qq|
208 <a href="#form" class="skip" title="skip to search form">#</a>
209 <div id="results">
210 |;
211
212 my $swish = SWISH::API->new( "$dir/../var/swish/$database" );
213 $swish->abort_last_error if $swish->Error;
214
215 my @search = ();
216 my @attrs = param('attr');
217 my $op = param('attr_operator');
218
219 if ( $search =~ m{(=|"|AND|OR)} ) {
220 push @search, $search;
221 } elsif ( @attrs ) {
222
223 $op ||= 'Q*';
224 my @or;
225 foreach my $attr ( @attrs ) {
226 my $v = $search;
227 $v =~ s/^\s+//;
228 warn "-- v: $v\n";
229 sub rewrite {
230 my ( $attr, $whitespace, $v ) = @_;
231 warn "## filter $op $whitespace $v\n";
232 my $template = $op;
233 $template =~ s{Q}{$v};
234 $whitespace = " AND " if $whitespace;
235
236 return
237 $whitespace .
238 $attr . '="' . $template . '"';
239 ;
240 };
241 if ( $op =~ m{\s} ) {
242 my $template = $op;
243 $template =~ s{Q}{$v};
244 $v = $attr . '="' . $template . '"';
245 } else {
246 $v =~ s{(\s*)(\S+)}{rewrite($attr,$1,$2)}ge;
247 }
248
249 push @or, $v;
250
251 }
252 push @search, '(' . join(') OR (', @or) . ')';
253
254 } else {
255 push @search, "all=\"$search\"";
256 }
257
258 my $q = '(' . join(') AND (', @search) . ')';
259
260 my @only_input = param('only_input');
261 $q .= ' AND ((' . join(') OR (', map { "input=\"$_\"" } @only_input) . '))' if @only_input;
262
263 warn "# query: $q\n";
264 my $swish_results = $swish->query( $q );
265
266 dump_yaml( 'swish_results', $swish_results );
267
268 my $pager = Data::Page->new;
269 $pager->$_( param($_) ) foreach ( qw/entries_per_page current_page/ );
270 $pager->total_entries( $swish_results->hits );
271
272 dump_yaml( 'pager', $pager );
273
274 $swish_results->seek_result( $pager->first - 1 );
275
276 if ( ! $pager->total_entries ) {
277 my $no_results = 'No results for search <b>%s</b>';
278 $no_results = $swish->error_string . '<br><b>%s</b>' if $swish->error;
279 printf qq|<div class="error">$no_results</div>\n\n|, $q;
280 } else {
281
282 my $results = "<b>%d</b> results for search <b>%s</b> showing results %d - %d";
283 printf qq|<div class="message">$results</div>\n\n|, $pager->total_entries, $q, $pager->first, $pager->last;
284
285 my $pager_html = join("\n", show_pager( $pager ));
286
287 print qq|<ul class="pager">$pager_html</ul>\n\n| if $pager_html;
288
289 my $nr = $pager->first;
290 print qq|<ol start=$nr>\n|;
291
292 my $limit = $pager->entries_on_this_page;
293
294 my $nr = 1;
295
296 while ( my $result = $swish_results->next_result ) {
297
298 my $data = $result->property('data');
299 dump_yaml( 'data', $data );
300 # FIXME if we produce valid json we shouldn't need eval here!
301 eval { $data = from_json( $data, {utf8 => 1} ); };
302 if ( $@ ) {
303 warn "ERROR: $@ from ",dump( $data );
304 next;
305 }
306
307 my $li_class = '';
308 $li_class = qq| class="z"| if $nr % 2 == 0;
309 print qq|<li$li_class>|;
310 foreach my $attr ( @attr ) {
311 next unless defined $data->{$attr};
312 my $v = $data->{$attr};
313 if ( $html_markup && ! $html_markup_skip->{$attr} ) {
314 eval "\$v = $html_markup->$attr( \$v, \$data );";
315 if ( $@ ) {
316 warn "disable html markup for $attr: $@";
317 $html_markup_skip->{$attr} = $@;
318 }
319 } else {
320 $v =~ s{(http://\S+)}{<a href="$1">$1</a>};
321 }
322 my $label = $attr_labels->{'-labels'}->{$attr} || $attr;
323 print qq|<div><label>$label</label><span class=$attr>$v</span></div>\n|;
324 }
325 print qq|</li>\n|;
326
327 last if $nr++ == $pager->last;
328 }
329 print qq|</ol>\n\n|;
330
331 print qq|<ul class="pager bottom">$pager_html</ul>\n\n| if $pager_html;
332 }
333 print qq|</div>|;
334
335 dump_yaml( 'pager', $pager );
336
337 }
338
339 print search_form;
340
341 dump_yaml( "config databases $database", $db );
342 dump_yaml( 'html_markup_skip', $html_markup_skip );
343
344 print end_html;

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