/[Search-Estraier]/trunk/scripts/est-spider
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/scripts/est-spider

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Revision 118 - (show annotations)
Sun Apr 16 23:22:54 2006 UTC (17 years, 11 months ago) by dpavlin
File size: 6100 byte(s)
dump statistics at end
1 #!/usr/bin/perl -w
2 use strict;
3 use File::Find;
4 use Getopt::Long;
5 use File::Which;
6 use Search::Estraier;
7 use Text::Iconv;
8 #use File::MMagic;
9 use File::MMagic::XS qw/:compat/;
10 use Time::HiRes qw/time/;
11
12 my $collection; # name which will be inserted
13 my $path_add; # add additional info in path
14 my $verbose;
15 my $exclude;
16
17 #$verbose = 1;
18 my $debug = 0;
19 my $force = 0;
20
21 my $result = GetOptions(
22 "collection=s" => \$collection,
23 "path=s" => \$path_add,
24 "verbose!" => \$verbose,
25 "debug!" => \$debug,
26 "exclude=s" => \$exclude,
27 "force!" => \$force,
28 );
29
30 my ($node_url,$dir) = @ARGV;
31
32 die <<"_END_OF_USAGE_" if (! $node_url || ! $dir);
33 usage: $0 http://localhost:1978/node/my_dir /path/to/directory
34
35 options:
36 --collection="name of collection"
37 --path=/path/to/add/at/end
38 --exclude=regex_to_exclude
39 --verbose
40 --force
41 --debug
42 _END_OF_USAGE_
43
44 if (! -e $dir) {
45 warn "directory $dir doesn't exist, skipping\n";
46 exit 1;
47 }
48
49 #my $basedir = $0;
50 #$basedir =~ s,/[^/]+$,/,;
51 #require "$basedir/filter.pm";
52
53 my $docs = 0;
54 my $start_t = time();
55
56 my $filter;
57 foreach my $f (qw/pdftotext pstotext/) {
58 my $w = which($f);
59 if ($f) {
60 $filter->{$f} = $w;
61 print STDERR "using $f filter at $w\n" if ($verbose);
62 }
63 }
64
65 #my $mm = new File::MMagic('/usr/share/misc/file/magic');
66 my $mm = new File::MMagic::XS();
67
68 my $iconv = new Text::Iconv('iso-8859-2', 'utf-8');
69
70 select(STDERR); $|=1;
71 select(STDOUT); $|=1;
72
73 my $db = new Search::Estraier::Node;
74 $db->set_url($node_url);
75 $db->set_auth('admin', 'admin');
76
77 find({ wanted => \&file,
78 follow => 1,
79 follow_skip => 2,
80 no_chdir => 1,
81 }, $dir);
82
83 my $dur = (time() - $start_t) || 1;
84 printf STDERR "%d documents in %.2fs [%.2f docs/s]\n", $docs, $dur, ($docs / $dur);
85
86 exit;
87
88 sub dump_contents {
89 my ($db,$contents,$mtime,$path,$size) = @_;
90
91 return unless (defined($contents)); # don't die on empty files
92
93 if ($exclude && $path =~ m/$exclude/i) {
94 print STDERR "skip: $path\n" if ($verbose);
95 return;
96 }
97
98 use bytes;
99 if (! $size) {
100 $size = length $contents;
101 }
102
103 print STDERR " [$size]" if ($verbose);
104
105 # create a document object
106 my $doc = new Search::Estraier::Document;
107
108 my $title = $1 if ($contents =~ m#<title>(.+?)</title>#is);
109
110 # chop long titles to 100 chars
111 $title = substr($title, 0, 100) . '...' if ($title && length($title) > 100);
112 # use path if no title is found
113 $title ||= $path;
114
115 # add attributes to the document object
116 $doc->add_attr('@uri', "file:///$path");
117 $doc->add_attr('@title', $iconv->convert($title));
118 $doc->add_attr('@size', $size);
119 $doc->add_attr('@mtime', $mtime);
120
121 if ($contents) {
122 # html2text
123 $contents =~ s#<[^>]+/*>##gs;
124 $contents =~ s#\s\s+# #gs;
125
126 $doc->add_text($iconv->convert($contents));
127 }
128 # store path
129 $doc->add_hidden_text($path);
130 # boost title
131 $doc->add_hidden_text($title);
132
133 # print $doc->dump_draft if ($verbose);
134
135 # register the document object to the database
136 $db->put_doc($doc);
137
138 $docs++;
139
140 }
141
142 sub filter_to_pages {
143 my ($path, $mtime, $command) = @_;
144
145 print STDERR "$path {converting}" if ($verbose);
146
147 open(F,"$command |") || die "can't open $command with '$path': $!";
148 my $html;
149 while(<F>) {
150 $html .= $_;
151 }
152 close(F);
153
154 return if (! $html);
155
156 my $file_only = $path;
157 $file_only =~ s/^.*\/([^\/]+)$/$1/g;
158
159 my ($pre_html,$pages,$post_html) = ('<html><head><title>$path :: page ##page_nr##</title></head><body><pre>',$html,'</pre></body></html>');
160
161 ($pre_html,$pages,$post_html) = ($1,$2,$3) if ($html =~ m/^(<html>.+?<pre>)(.+)(<\/pre>.+?)$/si);
162
163 if ($collection) {
164 $pre_html =~ s/<title>(.+?)<\/title>/<title>$collection :: page ##page_nr##<\/title>/si;
165 } else {
166 $pre_html =~ s/<title>(.+?)<\/title>/<title>$1 :: page ##page_nr##<\/title>/si ||
167 $pre_html =~ s/<title><\/title>/<title>$file_only :: page ##page_nr##<\/title>/si;
168 }
169
170 # save empty entry as a placeholder
171 dump_contents($db, ' ', $mtime, "$path");
172
173 my $page_nr = 1;
174 foreach my $page (split(/\f/s,$pages)) {
175 print STDERR " $page_nr" if ($verbose);
176 my $pre_tmp = $pre_html;
177 $pre_tmp =~ s/##page_nr##/$page_nr<\/title>/s;
178 dump_contents($db, $pre_tmp . $page . $post_html, $mtime, "$path#$page_nr") if ($page !~ m/^\s*$/s);
179 $page_nr++;
180 }
181
182
183
184 }
185
186 sub file {
187
188 my $path = $_;
189 my $contents;
190
191 return if (! $force && -l $path || $path =~ m#/.svn# || $path =~ m/(~|.bak)$/);
192
193 my $mtime = (stat($path))[9] || -1;
194 my $mtime_db = $db->get_doc_attr_by_uri("file:///$path", '@mtime') || -2;
195
196 if ($mtime == $mtime_db) {
197 print STDERR "# same: $path $mtime\n" if ($verbose);
198 return unless($force);
199 } else {
200 print STDERR "# changed: $path $mtime != $mtime_db\n" if ($debug);
201 }
202
203 # skip files on which File::MMagic::XS croaks
204 if ($path =~ m#\.au$#) {
205 warn "skipped '$path' to prevent File::MMagic::XS bug\n" if ($debug);
206 return;
207 }
208
209 my $type = $mm->checktype_filename($path);
210 $type =~ s/\s+/ /gs;
211
212 print STDERR "# $path $type\n" if ($debug);
213
214 if ($type =~ m/pdf/i) {
215 if ($filter->{pdftotext}) {
216 filter_to_pages($path, $mtime, qq( $filter->{pdftotext} -htmlmeta "$path" - ));
217 } else {
218 warn "skipping '$path', no pdftotext filter\n" if ($verbose);
219 return;
220 }
221 } elsif ($type eq 'application/postscript') {
222 if ($filter->{pstotext}) {
223 filter_to_pages($path, $mtime, qq( $filter->{pstotext} "$path" ));
224 } else {
225 warn "skipping '$path', no pstotext filter\n" if ($verbose);
226 return;
227 }
228 } else {
229
230 # return if (! -f $path || ! m/\.(html*|php|pl|txt|info|log|text)$/i);
231 if (-f $path && $type =~ m/html/ ||
232 ($path !~ m/\.(php|pl|txt|info|log|text)$/io)
233 ) {
234 dump_contents($db, '', $mtime, $path, -s $path);
235 return;
236 }
237
238 # skip index files
239 return if (m/index_[a-z]\.html*/i || m/index_symbol\.html*/i);
240
241 open(F,"$path") || die "can't open file: $path";
242 print STDERR "$path ($type)" if ($verbose);
243 while(<F>) {
244 $contents .= "$_";
245 }
246 $contents .= "\n\n";
247
248 #$contents = filter($contents,$collection);
249
250 # add optional components to path
251 $path .= " $path_add" if ($path_add);
252
253 dump_contents($db, $contents, $mtime, $path);
254 }
255
256 print STDERR "\n" if ($verbose);
257 # die "zero size content in '$path'" if (! $contents);
258
259 }
260

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