2 # Convert Packages.gz files into Sleepycat db files for efficient usage of
7 # Copyright (C) 2006 Jeroen van Wolffelaar <jeroen@wolffelaar.nl>
8 # This program is free software; you can redistribute it and/or modify
9 # it under the terms of the GNU General Public License as published by
10 # the Free Software Foundation; either version 2 of the License, or
11 # (at your option) any later version.
13 # This program is distributed in the hope that it will be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 # GNU General Public License for more details.
18 # You should have received a copy of the GNU General Public License
19 # along with this program; if not, write to the Free Software
20 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28 my $what = $ARGV[0] ? "non-free" : "*";
29 # max. distinct results for a given package postfix
30 my $MAX_PACKAGE_POSTFIXES = 100;
35 use Packages::Config qw( $TOPDIR $DBDIR @ARCHIVES @SUITES );
36 &Packages::Config::init( './' );
37 my %packages_small = ();
38 my %virtual_packages = ();
39 my %package_names = ();
40 my %package_postfixes = ();
41 my %sources_packages = ();
42 my %descriptions = ();
43 my @descriptions = ("we count lines one-based\000");
44 my %packages_descriptions = ();
45 my %descriptions_packages = ();
53 for my $suite (@SUITES) {
54 my %package_names_suite = ();
56 tie %packages_all_db, "DB_File", "$DBDIR/packages_all_$suite.db.new",
57 O_RDWR|O_CREAT, 0666, $DB_BTREE
58 or die "Error creating DB: $!";
60 for my $archive (@ARCHIVES) {
61 print "Reading $archive/$suite...\n";
62 open PKG, "zcat $TOPDIR/archive/$archive/$suite/$what/{,debian-installer/}binary-*/Packages.gz|";
69 while (/^(\S+):\s*(.*)\s*$/mg) {
70 my ($key, $value) = ($1, $2);
71 $value =~ s/\377/\n /g;
72 $key =~ tr [A-Z] [a-z];
76 next if exists($packages_all_db{"$data{'package'} $data{'architecture'} $data{'version'}"});
78 if ($data{'provides'}) {
79 foreach (split /\s*,\s*/, $data{'provides'}) {
80 $virtual_packages{$_}{$suite}{$data{'package'}}++;
81 $packages_small{$_} ||= {};
84 $package_names{$data{'package'}} = 1;
85 $package_names_suite{$data{'package'}} = 1;
86 my $src = $data{'package'};
88 if ($data{'source'}) {
89 $src = $data{'source'};
90 $src =~ s/\s+.*//; # strip version info
92 $data{'source'} = $src;
93 my $descr = $data{'description'};
95 if (exists($descriptions{$descr})) {
96 $did = $descriptions{$descr};
98 $did = 1 + $#descriptions;
99 $descriptions[$did] = $descr;
100 $descriptions{$descr} = $did;
102 $data{'description'} = $did;
103 $packages_descriptions{"$data{'package'} $data{'version'} $data{'architecture'}"} = $did;
104 $descriptions_packages{$did} .=
105 "$data{'package'} $data{'version'} $data{'architecture'}\000";
108 $sdescr =~ s/\n.*//s;
109 my $section = 'main';
110 my $subsection = $data{section} || '-';
111 if ($data{section} && ($data{section} =~ m=/=o)) {
112 ($section, $subsection) = split m=/=o, $data{section}, 2;
113 ($subsection, $section) = split m=/=o, $data{section}, 2
114 if $section eq 'non-US';
116 $data{'section'} = $section;
117 $data{'subsection'} = $subsection;
118 $data{'priority'} ||= '-';
119 $sections{$suite}{$section}++;
120 $subsections{$suite}{$subsection}++;
121 $priorities{$suite}{$data{priority}}++;
122 my $pkgitem = "$archive $suite $data{'architecture'} ".
123 "$section $subsection $data{'priority'} $data{'version'} $sdescr\0";
124 my $previtem = ($packages_small{$data{'package'}}{$suite}{$data{'architecture'}}
126 $packages_small{$data{'package'}}{$suite}{$data{'architecture'}} = $pkgitem
127 if version_cmp($data{'version'}, (split /\s/o, $previtem)[6]) > 0;
128 $previtem = ($packages_small{$data{'package'}}{$suite}{'any'}
130 $packages_small{$data{'package'}}{$suite}{'any'} = $pkgitem
131 if version_cmp($data{'version'}, (split /\s/o, $previtem)[6]) > 0;
132 $sources_packages{$src} .=
133 "$archive $suite $data{'package'} $data{'version'} $data{'architecture'}\000";
134 $data{archive} = $archive;
135 while (my ($key, $value) = each (%data)) {
136 next if $key eq 'package' or $key eq 'version' or $key eq 'architecture'
137 or $key eq 'maintainer';
138 print STDERR "WARN: $key ($suite/$archive/$data{package}/$data{architecture}\n" unless defined $value;
139 $data .= "$key\00$value\00";
142 $packages_all_db{"$data{'package'} $data{'architecture'} $data{'version'}"}
147 open NAMES, '>', "$DBDIR/package_names_$suite.txt.new"
148 or die "Error creating package names list: $!";
149 foreach (sort keys %package_names_suite) {
154 untie %packages_all_db;
157 print "Writing databases...\n";
158 my %packages_small_db;
159 tie %packages_small_db, "DB_File", "$DBDIR/packages_small.db.new",
160 O_RDWR|O_CREAT, 0666, $DB_BTREE
161 or die "Error creating DB: $!";
162 while (my ($pkg, $v) = each(%packages_small)) {
163 my ($res1, $res2, $res3) = ("", "", "");
164 while (my ($suite, $v2) = each %$v) {
165 $res2 .= $v2->{'any'};
166 while (my ($arch, $v3) = each %$v2) {
167 next if $arch eq 'any' or $v3 eq $v2->{'any'};
172 if (exists $virtual_packages{$pkg}) {
173 while (my ($suite, $v2) = each %{$virtual_packages{$pkg}}) {
174 $res1 .= "$suite\01".(join ' ', keys %$v2)."\01";
181 my $res = "$res1$res2$res3";
183 $packages_small_db{$pkg} = $res;
185 untie %packages_small_db;
187 my %sources_packages_db;
188 tie %sources_packages_db, "DB_File", "$DBDIR/sources_packages.db.new",
189 O_RDWR|O_CREAT, 0666, $DB_BTREE
190 or die "Error creating DB: $!";
191 while (my ($k, $v) = each(%sources_packages)) {
193 $sources_packages_db{$k} = $v;
195 untie %sources_packages_db;
197 my %packages_descriptions_db;
198 tie %packages_descriptions_db, "DB_File", "$DBDIR/packages_descriptions.db.new",
199 O_RDWR|O_CREAT, 0666, $DB_BTREE
200 or die "Error creating DB: $!";
201 while (my ($k, $v) = each(%packages_descriptions)) {
202 $packages_descriptions_db{$k} = $v;
204 untie %packages_descriptions_db;
206 my %descriptions_packages_db;
207 tie %descriptions_packages_db, "DB_File", "$DBDIR/descriptions_packages.db.new",
208 O_RDWR|O_CREAT, 0666, $DB_BTREE
209 or die "Error creating DB: $!";
210 while (my ($k, $v) = each(%descriptions_packages)) {
212 $descriptions_packages_db{$k} = $v;
214 untie %descriptions_packages_db;
217 tie %descriptions_db, "DB_File", "$DBDIR/descriptions.db.new",
218 O_RDWR|O_CREAT, 0666, $DB_BTREE
219 or die "Error creating DB: $!";
220 open DESCR, ">", "$DBDIR/descriptions.txt" or die "Error creating descriptions textfile";
221 for (my $i=1; $i<= $#descriptions; $i++) {
222 my $plain_description = $descriptions[$i];
223 # WARNING: This needs to correspond with what happens in
224 # Packages/Search.pm:do_fulltext_search
225 $plain_description =~ tr [A-Z] [a-z];
226 # ensure one space on both ends
227 $plain_description = " $plain_description ";
228 $plain_description =~ s/[(),.-]+//og;
229 $plain_description =~ s#[^a-z0-9_/+]+# #og;
230 print DESCR "$plain_description\n";
231 $descriptions_db{$i} = $descriptions[$i];
234 untie %descriptions_db;
236 # package names stuff:
237 for my $pkg (keys %package_names) {
238 for (my $i=0;$i<length($pkg)-1;$i++) {
239 my $before = substr($pkg, 0, $i);
240 my $after = substr($pkg, $i);
241 $before = "^" if $before eq ""; # otherwise split doesn't work properly
242 $package_postfixes{$after} .= "$before\0";
245 my %package_postfixes_db;
246 tie %package_postfixes_db, "DB_File", "$DBDIR/package_postfixes.db.new",
247 O_RDWR|O_CREAT, 0666, $DB_BTREE
248 or die "Error creating DB: $!";
249 while (my ($k, $v) = each(%package_postfixes)) {
253 $nr = length($nr) + 1; # < number of hits
254 if ($nr > $MAX_PACKAGE_POSTFIXES) {
257 $package_postfixes_db{$k} = $v;
259 untie %package_postfixes_db;
261 store \%sections, "$DBDIR/sections.info";
262 store \%subsections, "$DBDIR/subsections.info";
263 store \%priorities, "$DBDIR/priorities.info";
265 rename("$DBDIR/packages_small.db.new", "$DBDIR/packages_small.db");
266 rename("$DBDIR/sources_packages.db.new", "$DBDIR/sources_packages.db");
267 for my $suite (@SUITES) {
268 rename("$DBDIR/packages_all_$suite.db.new",
269 "$DBDIR/packages_all_$suite.db");
270 rename("$DBDIR/package_names_$suite.txt.new",
271 "$DBDIR/package_names_$suite.txt");
273 rename("$DBDIR/packages_descriptions.db.new",
274 "$DBDIR/packages_descriptions.db");
275 rename("$DBDIR/descriptions_packages.db.new",
276 "$DBDIR/descriptions_packages.db");
277 rename("$DBDIR/descriptions.txt.new", "$DBDIR/descriptions.txt");
278 rename("$DBDIR/descriptions.db.new", "$DBDIR/descriptions.db");
279 rename("$DBDIR/package_postfixes.db.new", "$DBDIR/package_postfixes.db");