/[pub]/suikawiki/script/misc/plugins/link/search.wp2
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Revision 1.3 - (show annotations) (download)
Tue Mar 30 04:04:44 2004 UTC (21 years, 3 months ago) by wakaba
Branch: MAIN
Changes since 1.2: +16 -6 lines
Referer list navigation implemented

1 #?SuikaWikiConfig/2.0
2
3 Plugin:
4 @Name: Search
5 @Description:
6 @@@:
7 Wiki internal full-text search
8 @@lang:en
9 @License: %%Perl%%
10 @Author:
11 @@Name:
12 @@@@: Wakaba
13 @@@lang:ja
14 @@@script:Latn
15 @@Mail[list]: w@suika.fam.cx
16 @Date.RCS:
17 $Date: 2004/03/19 11:24:47 $
18 @RequiredPlugin[list]:
19 WikiLinking
20 @Use:
21 use Message::Util::Error;
22 my $WIKILINKING;
23 my $WIKIRESOURCE;
24
25 PluginConst:
26 @NS_XHTML1:
27 http://www.w3.org/1999/xhtml
28 @WIKILINKING:
29 {($WIKILINKING ||= SuikaWiki::Plugin->module_package ('WikiLinking'))}
30 @WIKIRESOURCE:
31 {($WIKIRESOURCE ||= SuikaWiki::Plugin->module_package ('WikiResource'))}
32
33 FormattingRule:
34 @Category[list]:
35 form-input
36 view
37 view-resource
38 @Name: search-result
39 @Description:
40 @@@:
41 Full-text search in wiki with given query string.
42 \
43 This rule seek all (*1) wiki page contents whenever cache is not
44 available. This rule should not be used within wiki that has
45 lots of wiki pages. (*1 Number of wiki pages that is to be target
46 of search is limited to C<$max_target> defined in this rule for
47 safety.)
48 \
49 This rule does not support multiple wiki page content formats.
50 It handles contents as a plain text whatever its actual media type is.
51 \
52 This rule requires C<m__search_result> WikiDB property to be enabled
53 for caching. (See C<suikawiki-config.ph>.)
54 \
55 Namazu WikiPlugin module provides more clever search engine.
56 @@lang: en
57 @Parameter:
58 @@Name: case-sensitive
59 @@Type: boolean
60 @@Default: "0"
61 @@Description:
62 @@@@: Case sensitivility of search.
63 @@@lang: en
64 @Parameter:
65 @@Name: number
66 @@Type: <<1*DIGIT>>
67 @@Default: (auto)
68 @@Description:
69 @@@@: (Reserved)
70 @@@lang: en
71 @Parameter:
72 @@Name: query
73 @@Type: string
74 @@Default: ""
75 @@Description:
76 @@@@: Query.
77 @@@lang: en
78 @Parameter:
79 @@Name: start
80 @@Type: <<1*DIGIT>>
81 @@Default: "0"
82 @@Descuription:
83 @@@@: (Reserved)
84 @@@lang: en
85 @Formatting:
86 __ATTRTEXT:%query__;
87 $p->{query} ||= ($o->{wiki}->{input} ?
88 $o->{wiki}->{input}->parameter ('search__query') : undef)
89 || $o->{wiki}->{var}->{page}->stringify (wiki => $o->{wiki});
90 __ATTRTEXT:%case_sensitive__;
91 my $word = $p->{case_sensitive} ? $p->{query} : lc $p->{query};
92 my $max_target = 1023;
93 my @r;
94 my $sr = $o->{wiki}->{db}->get (m__search_result => [$word]);
95 unless ($sr) {
96 my $n = 0;
97 for my $page ($o->{wiki}->{db}->keys ('content')) {
98 last if $n++ == $max_target;
99 my $content;
100 try {
101 $content = $o->{wiki}->{db}->get (content => $page);
102 } catch SuikaWiki::DB::Util::Error with {
103 my $err = shift;
104 $err->throw if $err->{-type} eq 'ERROR_REPORTED';
105 $content = undef;
106 };
107 $content = $p->{case_sensitive} ? $content : lc $content;
108 $content =~ s/^[^\x0A\x0D]+[\x0D\x0A]+//s;
109 $page = $o->{wiki}->name ($page);
110 my $n_page = $page->stringify (wiki => $o->{wiki});
111 $n_page = lc $n_page unless $p->{case_sensible};
112 if (index ($n_page, $word) > -1) {
113 my $c = $content =~ s/\Q$word\E//g;
114 push @r, [$page, $c+20];
115 } elsif (index ($word, $n_page) > -1) {
116 my $c = $content =~ s/\Q$word\E//g;
117 push @r, [$page, $c+10];
118 } elsif (my $c = $content =~ s/\Q$word\E//g) {
119 push @r, [$page, $c];
120 }
121 }
122 @r = sort {$b->[1] <=> $a->[1] || $a->[0] cmp $b->[0]} @r;
123 $sr = join "\x1E",
124 map {$_->[0]->stringify (wiki => $o->{wiki}, delimiter => "\x1D")
125 ."\x1F".$_->[1]} @r;
126 $o->{wiki}->{db}->set (m__search_result => [$word] => $sr);
127 ## TODO: Cache & case-sensitivility
128 } else {
129 @r = map {[$o->{wiki}->name ($_->[0], delimiter_reg => qr/\x1D/), $_->[1]]}
130 map {[split /\x1F/, $_, 2]} split /\x1E/, $sr;
131 }
132 return unless @r;
133 my $list = $p->{-parent}->append_new_node
134 (type => '#element',
135 namespace_uri => $NS_XHTML1,
136 local_name => 'ol');
137 __ATTRTEXT:%template__;
138 $p->{template} ||= $WIKIRESOURCE->get
139 (name => 'Link:toWikiPage:SourceLabelLong:SearchResult',
140 wiki => $o->{wiki}, o => $o);
141 for (@r) {
142 $WIKILINKING->to_wikipage_in_html ({
143 label => $p->{template},
144 } => {
145 base => $o->{wiki}->{var}->{page},
146 page_name_relative => $_->[0],
147 wiki_mode => $p->{mode},
148 }, {
149 o => $o,
150 parent => $list->append_new_node
151 (type => '#element',
152 namespace_uri => $NS_XHTML1,
153 local_name => 'li'),
154 -m__weight => $_->[1],
155 });
156 }
157
158 FormattingRule:
159 @Category[list]:
160 view
161 view-resource
162 form-input
163 @Name: search--result-navigation
164 @Parameter:
165 @@Name: fragment
166 @@Type:
167 URI:fragment
168 @@Default: (none)
169 @@Description:
170 @@@@: Fragment identifier of destination resource
171 @@@lang: en
172 @Formatting:
173 my $result = $o->{var}->{search__result};
174 return if $result->{min} == $result->{start} and
175 $result->{max} == $result->{end};
176 my $number = $result->{number}; # $result->{end} - $result->{start} + 1;
177 my @range;
178 my $first = ($result->{start} - $result->{min}) % $number;
179 if ($first) {
180 push @range, {start => $result->{min}, end => $first - 1,
181 number => $first,
182 dir => 'prev', seq => 0};
183 }
184 my $dir;
185 use integer;
186 for my $i (0..(($result->{max} - $result->{min} + 1 - $first) / $number - 1)) {
187 my $start = $result->{min} + $first + $number * $i;
188 push @range, {start => $start,
189 end => $start + $number - 1,
190 number => $number,
191 dir => $dir || (($result->{start} == $start) ?
192 ($dir = 'next' and 'current') : 'prev'),
193 seq => scalar @range};
194 }
195 if ($range[-1]->{end} < $result->{max}) {
196 push @range, {start => $range[-1]->{end} + 1,
197 end => $result->{max},
198 dir => $dir || 'current',
199 number => $number,
200 seq => scalar @range};
201 }
202 my %template;
203 for (@range) {
204 $template{$_->{dir}} ||= $WIKIRESOURCE->get_text
205 (name => 'Search:Navigation:'.$_->{dir},
206 o => $o, wiki => $o->{wiki});
207 $WIKILINKING->to_wikipage_in_html ({
208 label => $template{$_->{dir}},
209 } => {
210 base => $o->{wiki}->{var}->{page},
211 page_name_relative => $o->{wiki}->{var}->{page},
212 param => {
213 $result->{param_prefix}.'__query' => $result->{query},
214 $result->{param_prefix}.'__range_start' => $_->{start},
215 $result->{param_prefix}.'__range_number' => $_->{number},
216 },
217 search__range => $_,
218 page_anchor_name => $p->{fragment},
219 }, {
220 o => $o,
221 parent => $p->{-parent},
222 });
223 }
224
225 FormattingRule:
226 @Category[list]:
227 page-link
228 @Name: search--result-navigation-seq
229 @Formatting:
230 $p->{-parent}->append_text ($o->{link}->{dest}->{search__range}->{seq} + 1);
231
232 FormattingRule:
233 @Category[list]:
234 page-link
235 @Name: search--result-query
236 @Formatting:
237 $p->{-parent}->append_text ($o->{link}->{dest}->{param}->{search__query});
238
239 FormattingRule:
240 @Category[list]:
241 page-link
242 @Name: search--result-start
243 @Formatting:
244 $p->{-parent}->append_text ($o->{link}->{dest}->{search__range}->{start} + 1);
245
246 FormattingRule:
247 @Category[list]:
248 page-link
249 @Name: search--result-end
250 @Formatting:
251 $p->{-parent}->append_text ($o->{link}->{dest}->{search__range}->{end} + 1);
252
253 ViewFragment:
254 @Name: ws--post-content
255 @Description:
256 @@@: After content body -- Backward links
257 @@lang:en
258 @Order: 101
259 @Formatting:
260 %section (
261 id => see-also,
262 title => {%res(name=>SeeAlso);}p, heading,
263 content => {%search-result (
264 post-list => {
265 %search--result-navigation (
266 fragment => see-also,
267 );
268 }p,
269 );}p,
270 );
271
272 Resource:
273 @Link:toWikiPage:SourceLabelLong:SearchResult:
274 {%m--link-weight;}
275 %link-to-it(
276 label=>{%page-title(relative);}p,
277 description=>{%page-name(absolute);}p,
278 );
279 %span(class=>headline,content=>{%page-headline;}p);
280 @Search:Navigation:prev:
281 [%link-to-it (
282 label => {%search--result-navigation-seq;}p,
283 description => {%search--result-query; [%search--result-start;-%search--result-end;]}p,
284 );]
285 @Search:Navigation:current:
286 [%search--result-navigation-seq;]
287 @Search:Navigation:next:
288 [%link-to-it (
289 label => {%search--result-navigation-seq;}p,
290 description => {%search--result-query; [%search--result-start;-%search--result-end;]}p,
291 );]
292

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