First version of the 'static page' dynamic perl script

diff --git a/cgi-bin/show_package.pl b/cgi-bin/show_package.pl
new file mode 100755 (executable)
index 0000000..cdea784
--- /dev/null
+++ b/cgi-bin/show_package.pl
@@ -0,0 +1,165 @@
+#!/usr/bin/perl -wT
+# $Id$
+# show_package.pl -- CGI interface to show info about a package
+#
+# Copyright (C) 1998 James Treacy
+# Copyright (C) 2000, 2001 Josip Rodin
+# Copyright (C) 2001 Adam Heath
+# Copyright (C) 2004 Martin Schulze
+# Copyright (C) 2004-2006 Frank Lichtenheld
+# Copyright (C) 2006 Jeroen van Wolffelaar
+#
+# use is allowed under the terms of the GNU Public License (GPL)                              
+# see http://www.fsf.org/copyleft/gpl.html for a copy of the license
+
+use strict;
+use CGI qw( -oldstyle_urls );
+use CGI::Carp qw( fatalsToBrowser );
+use POSIX;
+use URI::Escape;
+use HTML::Entities;
+use DB_File;
+use Benchmark;
+
+use lib "../lib";
+
+use Deb::Versions;
+use Packages::Search qw( :all );
+use Packages::HTML ();
+
+my $HOME = "http://www.debian.org";
+my $ROOT = "";
+my $SEARCHPAGE = "http://packages.debian.org/";
+my @SUITES = qw( oldstable stable testing unstable experimental );
+my @DISTS = @SUITES;
+my @SECTIONS = qw( main contrib non-free );
+my @ARCHIVES = qw( us security installer );
+my @ARCHITECTURES = qw( alpha amd64 arm hppa hurd-i386 i386 ia64
+                       kfreebsd-i386 mips mipsel powerpc s390 sparc );
+my %SUITES = map { $_ => 1 } @SUITES;
+my %SECTIONS = map { $_ => 1 } @SECTIONS;
+my %ARCHIVES = map { $_ => 1 } @ARCHIVES;
+my %ARCHITECTURES = map { $_ => 1 } @ARCHITECTURES;
+
+$ENV{PATH} = "/bin:/usr/bin";
+
+# Read in all the variables set by the form
+my $input;
+if ($ARGV[0] eq 'php') {
+       $input = new CGI(\*STDIN);
+} else {
+       $input = new CGI;
+}
+
+my $pet0 = new Benchmark;
+# use this to disable debugging in production mode completly
+my $debug_allowed = 1;
+my $debug = $debug_allowed && $input->param("debug");
+$debug = 0 if not defined($debug);
+$Search::Param::debug = 1 if $debug > 1;
+
+# If you want, just print out a list of all of the variables and exit.
+print $input->header if $debug;
+# print $input->dump;
+# exit;
+
+my %params_def = ( package => { default => undef, match => '^([a-z0-9.+-]+)$' },
+                  suite => { default => undef, match => '^(\w+)$' },
+                  #format => { default => 'html', match => '^(\w+)$' }
+                  );
+my %params = Packages::Search::parse_params( $input, \%params_def );
+
+my $format = $params{values}{format}{final};
+#XXX: Don't use alternative output formats yet
+$format = 'html';
+
+if ($format eq 'html') {
+    print $input->header;
+} elsif ($format eq 'xml') {
+#    print $input->header( -type=>'application/rdf+xml' );
+    print $input->header( -type=>'text/plain' );
+}
+
+if ($params{errors}{package}) {
+    print "Error: package not valid or not specified" if $format eq 'html';
+    exit 0;
+}
+if ($params{errors}{suite}) {
+    print "Error: package not valid or not specified" if $format eq 'html';
+    exit 0;
+}
+my $package = $params{values}{package}{final};
+my $suite = $params{values}{suite}{final};
+
+# for output
+if ($format eq 'html') {
+print Packages::HTML::header( title => 'Package Details' ,
+                             lang => 'en',
+                             title_tag => 'Package Details',
+                             print_title_above => 1
+                             );
+}
+
+# read the configuration
+my $topdir;
+if (!open (C, "../config.sh")) {
+    print "\nInternal Error: Cannot open configuration file.\n\n"
+if $format eq 'html';
+    exit 0;
+}
+while (<C>) {
+    $topdir = $1 if (/^\s*topdir="?(.*)"?\s*$/);
+}
+close (C);
+
+my $DBDIR = $topdir . "/files/db";
+
+my $obj1 = tie my %packages, 'DB_File', "$DBDIR/packages_small.db", O_RDONLY, 0666, $DB_BTREE
+    or die "couldn't tie DB $DBDIR/packages_small.db: $!";
+my $obj2 = tie my %packages_all, 'DB_File', "$DBDIR/packages_all_$suite.db", O_RDONLY, 0666, $DB_BTREE
+    or die "couldn't tie DB $DBDIR/packages_all_$suite.db: $!";
+my %allsuites = ();
+my @results = ();
+
+&read_entry( $package, \@results, \%allsuites );
+for my $entry (@results) {
+    print join ":", @$entry;
+    print "<br>\n";
+}
+
+print "Available in ".(join ', ', keys %allsuites)."\n";
+
+sub read_entry {
+    my ($key, $results, $allsuites) = @_;
+    my $result = $packages{$key};
+    foreach (split /\000/, $result) {
+       my @data = split ( /\s/, $_, 7 );
+       print "DEBUG: Considering entry ".join( ':', @data)."<br>" if $debug > 2;
+       if ($suite eq $data[0]) {
+           print "DEBUG: Using entry ".join( ':', @data)."<br>" if $debug > 2;
+           push @$results, [@data];
+       }
+       $allsuites->{$data[0]} = 1;
+    }
+}
+
+# TODO: move to common lib:
+sub printfooter {
+    print <<END;
+</div>
+
+<hr class="hidecss">
+<p style="text-align:right;font-size:small;font-stlye:italic"><a href="$SEARCHPAGE">Packages search page</a></p>
+
+</div>
+END
+
+    my $pete = new Benchmark;
+    my $petd = timediff($pete, $pet0);
+    print "Total page evaluation took ".timestr($petd)."<br>"
+       if $debug_allowed;
+
+    print $input->end_html;
+}
+
+# vim: ts=8 sw=4