2 # Packages::Dispatcher -- CGI interface for packages.debian.org
4 # Copyright (C) 2004-2007 Frank Lichtenheld
6 # This program is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 1 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program; if not, write to the Free Software
18 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 package Packages::Dispatcher;
32 use Benchmark ':hireswallclock';
33 use I18N::AcceptLanguage;
37 use Packages::Config qw( $DBDIR $ROOT $TEMPLATEDIR $CACHEDIR
38 @SUITES @SECTIONS @ARCHIVES @ARCHITECTURES @PRIORITIES
39 @LANGUAGES @DDTP_LANGUAGES $LOCALES );
40 use Packages::CGI qw( :DEFAULT error get_all_messages );
42 use Packages::Search qw( :all );
43 use Packages::Template ();
44 use Packages::Sections;
45 use Packages::I18N::Locale;
47 use Packages::DoSearch;
48 use Packages::DoSearchContents;
50 use Packages::DoIndex;
51 use Packages::DoNewPkg;
52 use Packages::DoDownload;
53 use Packages::DoFilelist;
58 &Packages::CGI::reset;
59 $Packages::Search::too_many_hits = 0;
62 $ENV{PATH} = "/bin:/usr/bin";
63 delete $ENV{'LANGUAGE'};
65 delete $ENV{'LC_ALL'};
66 delete $ENV{'LC_MESSAGES'};
68 # Read in all the variables set by the form
70 if ($ARGV[0] && ($ARGV[0] eq 'php')) {
71 $input = new CGI(\*STDIN);
75 my $cgi_error = $input->cgi_error;
77 fatal_error( "Error parsing the request", $cgi_error );
80 my $pet0 = new Benchmark;
81 my $tet0 = new Benchmark;
82 my $debug = DEBUG && $input->param("debug");
83 $debug = 0 if !defined($debug) || $debug !~ /^\d+$/o;
84 $Packages::CGI::debug = $debug;
86 my $homedir = dirname($ENV{SCRIPT_FILENAME}).'/../';
87 &Packages::Config::init( $homedir );
88 &Packages::DB::init();
90 my $acc = I18N::AcceptLanguage->new();
91 my %all_langs = map { $_ => 1 } (@LANGUAGES, @DDTP_LANGUAGES);
92 my @all_langs = sort keys %all_langs;
93 my $http_lang = $acc->accepts( $input->http("Accept-Language"),
94 \@all_langs ) || 'en';
95 debug( "LANGUAGES=@all_langs header=".
96 ($input->http("Accept-Language")||'').
97 " http_lang=$http_lang", 2 ) if DEBUG;
98 bindtextdomain ( 'pdo', $LOCALES );
101 # backwards compatibility stuff
102 debug( "SCRIPT_URL=$ENV{SCRIPT_URL} SCRIPT_URI=$ENV{SCRIPT_URI}" ) if DEBUG;
104 if ($ENV{SCRIPT_URL} =~ m|^/cgi-bin/search_|) {
105 error( "You reached this site over an old URL. ".
106 "Depending on the exact parameters your search might work or not." );
107 # contents search changed a lot
108 if ($ENV{SCRIPT_URL} =~ m|^/cgi-bin/search_contents|) {
109 $input->param('keywords',$input->param('word')) if $input->param('word');
110 $input->param('searchon','contents');
111 for ($input->param('searchmode')) {
112 /^searchfiles/ && do {
113 $input->param('mode','filename');
117 $ENV{PATH_INFO} = '/'.join('/',($input->param('version')||'stable',
118 $input->param('keywords'),
119 $input->param('arch')||'i386',
121 $input->delete('searchon','version','keywords','arch');
127 if ($ENV{is_reportbug}) {
128 $input->param('exact', 1);
129 debug( "reportbug detected, set paramater exact to '1'" ) if DEBUG;
132 my $what_to_do = 'show';
134 if (my $path = $input->path_info() || $input->param('PATH_INFO')) {
135 my @components = grep { $_ } map { lc $_ } split /\/+/, $path;
137 debug( "PATH_INFO=$path components=@components", 3) if DEBUG;
139 push @components, 'index' if @components && $path =~ m,/$,;
141 my %LANGUAGES = map { $_ => 1 } @all_langs;
142 if (@components > 0 and $LANGUAGES{$components[0]}
143 and !$input->param('lang')) {
144 $input->param( 'lang', shift(@components) );
146 if (@components > 0 and $components[0] eq 'source') {
148 $input->param( 'source', 1 );
150 if (@components > 0 and $components[0] eq 'search') {
152 $what_to_do = 'search';
154 fatal_error( _g( "search doesn't take any more path elements" ) )
156 } elsif (@components == 0) {
157 fatal_error( _g( "We're supposed to display the homepage here, instead of getting dispatch.pl" ) );
158 } elsif (@components == 1) {
159 $what_to_do = 'search';
162 for ($components[-1]) {
163 /^(index|allpackages|newpkg|changelog|copyright|download|filelist)$/ && do {
170 my %SUITES = map { $_ => 1 } @SUITES;
171 my %SUITES_ALIAS = ( sarge => 'oldstable',
175 oldstable => 'sarge',
178 unstable => 'sid', );
179 my %SECTIONS = map { $_ => 1 } @SECTIONS;
180 my %ARCHIVES = map { $_ => 1 } @ARCHIVES;
181 my %ARCHITECTURES = map { $_ => 1 } (@ARCHITECTURES, 'all', 'any');
182 my %PRIORITIES = map { $_ => 1 } @PRIORITIES;
185 my ($cgi, $params_set, $key, $val) = @_;
186 debug("set_param_once key=$key val=$val",4) if DEBUG;
187 if ($params_set->{$key}++) {
188 fatal_error( sprintf( _g( "%s set more than once in path" ), $key ) );
190 $cgi->param( $key, $val );
194 my (@pkg, $need_pkg);
195 foreach (reverse @components) {
197 && ($what_to_do !~ /^(index|allpackages|newpkg)$/);
198 debug("need_pkg=$need_pkg component=$_",4) if DEBUG;
199 if (!$need_pkg && $SUITES{$_}) {
200 set_param_once( $input, \%params_set, 'suite', $_);
201 } elsif (!$need_pkg && (my $s = $SUITES_ALIAS{$_})) {
202 set_param_once( $input, \%params_set, 'suite', $s);
203 } elsif (!$need_pkg && $SECTIONS{$_}) {
204 set_param_once( $input, \%params_set, 'section', $_);
205 } elsif (!$need_pkg && $ARCHIVES{$_}) {
206 set_param_once( $input, \%params_set, 'archive', $_);
207 } elsif (!$need_pkg && $sections_descs{$_}) {
208 set_param_once( $input, \%params_set, 'subsection', $_);
209 } elsif (!$need_pkg && ($_ eq 'non-us')) { # non-US hack
210 set_param_once( $input, \%params_set, 'subsection', 'non-US');
211 } elsif (!$need_pkg && ($_ eq 'source')) {
212 set_param_once( $input, \%params_set, 'source', 1);
213 } elsif ($ARCHITECTURES{$_}) {
214 set_param_once( $input, \%params_set, 'arch', $_)
216 } elsif ($PRIORITIES{$_}) {
217 set_param_once( $input, \%params_set, 'priority', $_);
224 if (@components > 1) {
225 fatal_error( sprintf( _g( "two or more packages specified (%s)" ), "@components" ) );
227 } # else if (@components == 1)
230 $input->param( 'keywords', $components[0] );
231 $input->param( 'package', $components[0] );
235 my ( $pkg, @suites, @sections, @subsections, @archives, @archs );
237 my %params_def = ( keywords => { default => undef,
239 match => '^([-+\@\w\/.:]+)$',
241 package => { default => undef,
242 match => '^([\w.+-]+)$',
244 suite => { default => 'default', match => '^([\w-]+)$',
245 array => ',', var => \@suites,
246 replace => { all => \@SUITES,
247 default => \@SUITES } },
248 archive => { default => ($what_to_do eq 'search') ?
250 match => '^([\w-]+)$',
251 array => ',', var => \@archives,
252 replace => { all => \@ARCHIVES,
253 default => \@ARCHIVES} },
254 exact => { default => 0, match => '^(\w+)$', },
255 lang => { default => $http_lang, match => '^(\w+)$', },
256 source => { default => 0, match => '^(\d+)$', },
257 debug => { default => 0, match => '^(\d+)$', },
258 searchon => { default => 'names', match => '^(\w+)$', },
259 section => { default => 'all', match => '^([\w-]+)$',
260 alias => 'release', array => ',',
262 replace => { all => \@SECTIONS } },
263 subsection => { default => 'default', match => '^([\w-]+)$',
264 array => ',', var => \@subsections,
265 replace => { default => [] } },
266 priority => { default => 'default', match => '^([\w-]+)$',
268 replace => { default => [] } },
269 arch => { default => 'any', match => '^([\w-]+)$',
270 array => ',', var => \@archs, replace =>
271 { any => \@ARCHITECTURES } },
272 format => { default => 'html', match => '^([\w.]+)$', },
273 mode => { default => undef, match => '^(\w+)$', },
274 sort_by => { default => 'file', match => '^(\w+)$', },
277 my %params = Packages::CGI::parse_params( $input, \%params_def, \%opts );
278 Packages::CGI::init_url( $input, \%params, \%opts );
280 my $locale = get_locale($opts{lang});
281 my $charset = get_charset($opts{lang});
282 setlocale ( LC_ALL, $locale )
283 or do { debug( "couldn't set locale $locale, using default" ) if DEBUG;
284 setlocale( LC_ALL, get_locale() )
286 debug( "couldn't set default locale either" ) if DEBUG;
287 setlocale( LC_ALL, "C" );
290 debug( "locale=$locale charset=$charset", 2 ) if DEBUG;
292 $opts{h_suites} = { map { $_ => 1 } @suites };
293 $opts{h_sections} = { map { $_ => 1 } @sections };
294 $opts{h_archives} = { map { $_ => 1 } @archives };
295 $opts{h_archs} = { map { $_ => 1 } @archs };
297 if ((($opts{searchon} eq 'names') && $opts{source}) ||
298 ($opts{searchon} eq 'sourcenames')) {
300 $opts{searchon} = 'names',
301 $opts{searchon_form} = 'sourcenames';
303 $opts{searchon_form} = $opts{searchon};
305 if ($opts{searchon} eq 'contents' or $opts{searchon} eq 'filenames') {
306 $what_to_do = 'search_contents';
309 my $pet1 = new Benchmark;
310 my $petd = timediff($pet1, $pet0);
311 debug( "Parameter evaluation took ".timestr($petd) ) if DEBUG;
313 my $template = new Packages::Template( $TEMPLATEDIR, $opts{format},
314 { lang => $opts{lang}, charset => $charset,
315 debug => ( DEBUG ? $opts{debug} : 0 ) },
316 ( $CACHEDIR ? { COMPILE_DIR => $CACHEDIR } : {} ) );
318 unless (-e "$TEMPLATEDIR/$opts{format}/${what_to_do}.tmpl") {
319 fatal_error( "requested format not available for this document",
320 "406 requested format not available");
324 unless (@Packages::CGI::fatal_errors) {
326 &{"do_$what_to_do"}( \%params, \%opts, \%page_content );
329 $page_content{opts} = \%opts;
330 $page_content{params} = \%params;
332 $page_content{make_search_url} = sub { return &Packages::CGI::make_search_url(@_) };
333 $page_content{make_url} = sub { return &Packages::CGI::make_url(@_) };
334 # needed to work around the limitations of the the FILTER syntax
335 $page_content{html_encode} = sub { return HTML::Entities::encode_entities(@_,'<>&"') };
336 $page_content{uri_escape} = sub { return URI::Escape::uri_escape(@_) };
337 $page_content{quotemeta} = sub { return quotemeta($_[0]) };
338 $page_content{string2id} = sub { return &Packages::CGI::string2id(@_) };
340 unless (@Packages::CGI::fatal_errors) {
341 print $input->header(-charset => $charset, -type => get_mime($opts{format}) );
343 #print '<pre>'.Dumper(\%ENV, \%page_content, get_all_messages()).'</pre>';
344 print $template->page( $what_to_do, { %page_content, %{ get_all_messages() } } );
345 } elsif ($Packages::CGI::http_code && $Packages::CGI::http_code !~ /^2\d\d/) {
346 print $input->header( -charset => $charset, -status => $Packages::CGI::http_code );
348 # We currently have only an error page in html
349 # so no format support here
350 print $input->header( -charset => $charset );
351 print $template->error_page( get_all_messages() );