#!/usr/bin/perl -T # $Id: search_packages.pl 91 2006-02-10 22:18:31Z jeroen $ # dispatcher.pl -- CGI interface for packages.debian.org # # Copyright (C) 2004-2006 Frank Lichtenheld # # 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 warnings; use lib '../lib'; use CGI; use POSIX; use File::Basename; use URI::Escape; use HTML::Entities; use Template; use DB_File; use Benchmark ':hireswallclock'; use I18N::AcceptLanguage; use Locale::gettext; use Deb::Versions; use Packages::Config qw( $DBDIR $ROOT $TEMPLATEDIR $CACHEDIR @SUITES @SECTIONS @ARCHIVES @ARCHITECTURES @PRIORITIES @LANGUAGES $LOCALES ); use Packages::CGI qw( :DEFAULT error get_all_messages ); use Packages::DB; use Packages::Search qw( :all ); use Packages::Template (); use Packages::Sections; use Packages::I18N::Locale; use Packages::DoSearch; use Packages::DoSearchContents; use Packages::DoShow; use Packages::DoIndex; use Packages::DoNewPkg; use Packages::DoDownload; use Packages::DoFilelist; &Packages::CGI::reset; $Packages::Search::too_many_hits = 0; # clean up env $ENV{PATH} = "/bin:/usr/bin"; delete $ENV{'LANGUAGE'}; delete $ENV{'LANG'}; delete $ENV{'LC_ALL'}; delete $ENV{'LC_MESSAGES'}; # Read in all the variables set by the form my $input; if ($ARGV[0] && ($ARGV[0] eq 'php')) { $input = new CGI(\*STDIN); } else { $input = new CGI; } my $cgi_error = $input->cgi_error; if ($cgi_error) { fatal_error( "Error parsing the request", $cgi_error ); } my $pet0 = new Benchmark; my $tet0 = new Benchmark; my $debug = DEBUG && $input->param("debug"); $debug = 0 if !defined($debug) || $debug !~ /^\d+$/o; $Packages::CGI::debug = $debug; my $homedir = dirname($ENV{SCRIPT_FILENAME}).'/../'; &Packages::Config::init( $homedir ); &Packages::DB::init(); my $acc = I18N::AcceptLanguage->new(); my $http_lang = $acc->accepts( $input->http("Accept-Language"), \@LANGUAGES ) || 'en'; debug( "LANGUAGES=@LANGUAGES header=". ($input->http("Accept-Language")||''). " http_lang=$http_lang", 2 ) if DEBUG; bindtextdomain ( 'pdo', $LOCALES ); textdomain( 'pdo' ); # backwards compatibility stuff debug( "SCRIPT_URL=$ENV{SCRIPT_URL} SCRIPT_URI=$ENV{SCRIPT_URI}" ) if DEBUG; if ($ENV{SCRIPT_URL} =~ m|^/cgi-bin/search_|) { error( "You reached this site over an old URL. ". "Depending on the exact parameters your search might work or not." ); # contents search changed a lot if ($ENV{SCRIPT_URL} =~ m|^/cgi-bin/search_contents|) { $input->param('keywords',$input->param('word')) if $input->param('word'); $input->param('searchon','contents'); for ($input->param('searchmode')) { /^searchfiles/ && do { $input->param('mode','filename'); last; }; /^filelist/ && do { $ENV{PATH_INFO} = '/'.join('/',($input->param('version')||'stable', $input->param('keywords'), $input->param('arch')||'i386', 'filelist' )); $input->delete('searchon','version','keywords','arch'); last; }; } } } if ($ENV{is_reportbug}) { $input->param('exact', 1); debug( "reportbug detected, set paramater exact to '1'" ) if DEBUG; } my $what_to_do = 'show'; my $source = 0; if (my $path = $input->path_info() || $input->param('PATH_INFO')) { my @components = grep { $_ } map { lc $_ } split /\/+/, $path; debug( "PATH_INFO=$path components=@components", 3) if DEBUG; push @components, 'index' if @components && $path =~ m,/$,; my %LANGUAGES = map { $_ => 1 } @LANGUAGES; if (@components > 0 and $LANGUAGES{$components[0]}) { $input->param( 'lang', shift(@components) ); } if (@components > 0 and $components[0] eq 'source') { shift @components; $input->param( 'source', 1 ); } if (@components > 0 and $components[0] eq 'search') { shift @components; $what_to_do = 'search'; # Done fatal_error( _g( "search doesn't take any more path elements" ) ) if @components; } elsif (@components == 0) { fatal_error( _g( "We're supposed to display the homepage here, instead of getting dispatch.pl" ) ); } elsif (@components == 1) { $what_to_do = 'search'; } else { for ($components[-1]) { /^(index|allpackages|newpkg|changelog|copyright|download|filelist)$/ && do { pop @components; $what_to_do = $1; last; }; } my %SUITES = map { $_ => 1 } @SUITES; my %SUITES_ALIAS = ( sarge => 'oldstable', etch => 'stable', lenny => 'testing', sid => 'unstable', ); my %SECTIONS = map { $_ => 1 } @SECTIONS; my %ARCHIVES = map { $_ => 1 } @ARCHIVES; my %ARCHITECTURES = map { $_ => 1 } (@ARCHITECTURES, 'all', 'any'); my %PRIORITIES = map { $_ => 1 } @PRIORITIES; my %params_set; sub set_param_once { my ($cgi, $params_set, $key, $val) = @_; debug("set_param_once key=$key val=$val",4) if DEBUG; if ($params_set->{$key}++) { fatal_error( sprintf( _g( "%s set more than once in path" ), $key ) ); } else { $cgi->param( $key, $val ); } } my (@pkg, $need_pkg); foreach (reverse @components) { $need_pkg = !@pkg && ($what_to_do !~ /^(index|allpackages|newpkg)$/); debug("need_pkg=$need_pkg component=$_",4) if DEBUG; if (!$need_pkg && $SUITES{$_}) { set_param_once( $input, \%params_set, 'suite', $_); } elsif (!$need_pkg && (my $s = $SUITES_ALIAS{$_})) { set_param_once( $input, \%params_set, 'suite', $s); } elsif (!$need_pkg && $SECTIONS{$_}) { set_param_once( $input, \%params_set, 'section', $_); } elsif (!$need_pkg && $ARCHIVES{$_}) { set_param_once( $input, \%params_set, 'archive', $_); } elsif (!$need_pkg && $sections_descs{$_}) { set_param_once( $input, \%params_set, 'subsection', $_); } elsif (!$need_pkg && ($_ eq 'non-us')) { # non-US hack set_param_once( $input, \%params_set, 'subsection', 'non-US'); } elsif (!$need_pkg && ($_ eq 'source')) { set_param_once( $input, \%params_set, 'source', 1); } elsif ($ARCHITECTURES{$_}) { set_param_once( $input, \%params_set, 'arch', $_) unless $_ eq 'any'; } elsif ($PRIORITIES{$_}) { set_param_once( $input, \%params_set, 'priority', $_); } else { push @pkg, $_; } } @components = @pkg; if (@components > 1) { fatal_error( sprintf( _g( "two or more packages specified (%s)" ), "@components" ) ); } } # else if (@components == 1) if (@components) { $input->param( 'keywords', $components[0] ); $input->param( 'package', $components[0] ); } } my ( $pkg, @suites, @sections, @subsections, @archives, @archs ); my %params_def = ( keywords => { default => undef, array => '\s+', match => '^([-+\@\w\/.:]+)$', }, package => { default => undef, match => '^([\w.+-]+)$', var => \$pkg }, suite => { default => 'default', match => '^([\w-]+)$', array => ',', var => \@suites, replace => { all => \@SUITES, default => \@SUITES } }, archive => { default => ($what_to_do eq 'search') ? 'all' : 'default', match => '^([\w-]+)$', array => ',', var => \@archives, replace => { all => \@ARCHIVES, default => \@ARCHIVES} }, exact => { default => 0, match => '^(\w+)$', }, lang => { default => $http_lang, match => '^(\w+)$', }, source => { default => 0, match => '^(\d+)$', }, debug => { default => 0, match => '^(\d+)$', }, searchon => { default => 'names', match => '^(\w+)$', }, section => { default => 'all', match => '^([\w-]+)$', alias => 'release', array => ',', var => \@sections, replace => { all => \@SECTIONS } }, subsection => { default => 'default', match => '^([\w-]+)$', array => ',', var => \@subsections, replace => { default => [] } }, priority => { default => 'default', match => '^([\w-]+)$', array => ',', replace => { default => [] } }, arch => { default => 'any', match => '^([\w-]+)$', array => ',', var => \@archs, replace => { any => \@ARCHITECTURES } }, format => { default => 'html', match => '^([\w.]+)$', }, mode => { default => undef, match => '^(\w+)$', }, sort_by => { default => 'file', match => '^(\w+)$', }, ); my %opts; my %params = Packages::CGI::parse_params( $input, \%params_def, \%opts ); Packages::CGI::init_url( $input, \%params, \%opts ); my $locale = get_locale($opts{lang}); my $charset = get_charset($opts{lang}); setlocale ( LC_ALL, $locale ) or do { debug( "couldn't set locale $locale, using default" ) if DEBUG; setlocale( LC_ALL, get_locale() ) or do { debug( "couldn't set default locale either" ) if DEBUG; setlocale( LC_ALL, "C" ); }; }; debug( "locale=$locale charset=$charset", 2 ) if DEBUG; $opts{h_suites} = { map { $_ => 1 } @suites }; $opts{h_sections} = { map { $_ => 1 } @sections }; $opts{h_archives} = { map { $_ => 1 } @archives }; $opts{h_archs} = { map { $_ => 1 } @archs }; if ((($opts{searchon} eq 'names') && $opts{source}) || ($opts{searchon} eq 'sourcenames')) { $opts{source} = 1; $opts{searchon} = 'names', $opts{searchon_form} = 'sourcenames'; } else { $opts{searchon_form} = $opts{searchon}; } if ($opts{searchon} eq 'contents' or $opts{searchon} eq 'filenames') { $what_to_do = 'search_contents'; } my $pet1 = new Benchmark; my $petd = timediff($pet1, $pet0); debug( "Parameter evaluation took ".timestr($petd) ) if DEBUG; my $template = new Packages::Template( $TEMPLATEDIR, $opts{format}, { lang => $opts{lang}, charset => $charset, debug => ( DEBUG ? $opts{debug} : 0 ) }, ( $CACHEDIR ? { COMPILE_DIR => $CACHEDIR } : {} ) ); unless (-e "$TEMPLATEDIR/$opts{format}/${what_to_do}.tmpl") { fatal_error( "requested format not available for this document", "406 requested format not available"); } my (%html_header, %page_content); unless (@Packages::CGI::fatal_errors) { no strict 'refs'; &{"do_$what_to_do"}( \%params, \%opts, \%html_header, \%page_content ); } $page_content{opts} = \%opts; $page_content{params} = \%params; $page_content{make_search_url} = sub { return &Packages::CGI::make_search_url(@_) }; $page_content{make_url} = sub { return &Packages::CGI::make_url(@_) }; # needed to work around the limitations of the the FILTER syntax $page_content{html_encode} = sub { return HTML::Entities::encode_entities(@_,'<>&"') }; $page_content{uri_escape} = sub { return URI::Escape::uri_escape(@_) }; $page_content{quotemeta} = sub { return quotemeta($_[0]) }; $page_content{string2id} = sub { return &Packages::CGI::string2id(@_) }; unless (@Packages::CGI::fatal_errors) { print $input->header(-charset => $charset, -type => get_mime($opts{format}) ); #use Data::Dumper; #print '
'.Dumper(\%ENV, \%html_header, \%page_content, get_all_messages()).''; print $template->page( $what_to_do, { %page_content, %{ get_all_messages() } } ); my $tet1 = new Benchmark; my $tetd = timediff($tet1, $tet0); print $template->trailer( undef, undef, undef, $tetd ); } elsif ($Packages::CGI::http_code && $Packages::CGI::http_code !~ /^2\d\d/) { print $input->header( -charset => $charset, -status => $Packages::CGI::http_code ); } else { # We currently have only an error page in html # so no format support here print $input->header( -charset => $charset ); print $template->error_page( get_all_messages() ); print $template->trailer();; } # vim: ts=8 sw=4