Parse scripts for Packages.gz files and Sources.gz files, to generate database

[deb/packages.git] / bin / parse-sources

diff --git a/bin/parse-sources b/bin/parse-sources
new file mode 100755 (executable)
index 0000000..a1afe8d
--- /dev/null
+++ b/bin/parse-sources
@@ -0,0 +1,60 @@
+#!/usr/bin/perl -w
+# Convert Sources.gz files into Sleepycat db files for efficient usage of
+# data
+#
+# $Id$
+#
+# Copyright (C) 2006  Jeroen van Wolffelaar <jeroen@wolffelaar.nl>
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+use strict;
+
+use DB_File;
+
+my @suites = ('oldstable', 'stable', 'testing', 'unstable', 'experimental');
+
+$/ = "";
+
+for my $suite (@suites) {
+
+       print "Reading $suite...\n";
+       my %sources_all_db;
+       tie %sources_all_db, "DB_File", "sources_all_$suite.db.new",
+               O_RDWR|O_CREAT, 0666, $DB_BTREE
+               or die "Error creating DB: $!";
+       open PKG, "zcat /org/ftp.debian.org/ftp/dists/$suite/non-free/source/Sources.gz|";
+       while (<PKG>) {
+               next if /^\s*$/;
+               my $data = "";
+               my %data = ();
+               chomp;
+               s/\n /\377/g;
+               while (/^(\S+):\s*(.*)\s*$/mg) {
+                       my ($key, $value) = ($1, $2);
+                       $value =~ s/\377/\n /g;
+                       $data .= "$key: $value\n";
+                       $key =~ tr [A-Z] [a-z];
+                       $data{$key} = $value;
+               }
+               $sources_all_db{"$data{'package'} $data{'version'}"}
+                       = $data;
+       }
+
+       untie %sources_all_db;
+}
+
+for my $suite (@suites) {
+       rename("sources_all_$suite.db.new", "sources_all_$suite.db");
+}