1 ###RUN_PERL: #!/usr/bin/perl
4 # viewer is generated from viewer.1.pl.
8 # Copyright (C) 2016, 2017, 2019, 2020, 2023, 2024 Balthasar SzczepaĆski
10 # This program is free software: you can redistribute it and/or modify
11 # it under the terms of the GNU Affero General Public License as
12 # published by the Free Software Foundation, either version 3 of the
13 # License, or (at your option) any later version.
15 # This program is distributed in the hope that it will be useful,
16 # but WITHOUT ANY WARRANTY; without even the implied warranty of
17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 # GNU Affero General Public License for more details.
20 # You should have received a copy of the GNU Affero General Public License
21 # along with this program. If not, see <http://www.gnu.org/licenses/>.
25 # use Encode::Locale ('decode_argv');
26 use Encode ('encode', 'decode');
28 ###PERL_LIB: use lib /botm/lib/bsta
32 'read_data_file', 'write_data_file',
35 'open_encoded', '_x_encoded',
40 'STATE', 'TEXT_MODE', 'INTF_STATE',
41 'fail_method', 'fail_content_type', 'redirect',
42 'get_remote_addr', 'get_frame', 'get_password',
44 'print_viewer_page', 'write_index', 'write_static_goto',
48 ###PERL_PATH_SEPARATOR: PATH_SEPARATOR = /
50 ###PERL_CGI_PATH: CGI_PATH = /bsta/
51 ###PERL_CGI_VIEWER_PATH: CGI_VIEWER_PATH = /bsta/v
53 ###PERL_DATA_PATH: DATA_PATH = /botm/data/bsta/
54 ###PERL_DATA_DEFAULT_PATH: DATA_DEFAULT_PATH = /botm/data/bsta/default
55 ###PERL_DATA_LIST_PATH: DATA_LIST_PATH = /botm/data/bsta/list
56 ###PERL_DATA_NOACCESS_PATH: DATA_NOACCESS_PATH = /botm/data/bsta/noaccess
57 ###PERL_DATA_SETTINGS_PATH: DATA_SETTINGS_PATH = /botm/data/bsta/settings
58 ###PERL_DATA_STATE_PATH: DATA_STATE_PATH = /botm/data/bsta/state
59 ###PERL_DATA_STORY_PATH: DATA_STORY_PATH = /botm/data/bsta/story
60 ###PERL_DATA_WORDS_PATH: DATA_WORDS_PATH = /botm/data/bsta/words/
62 ###PERL_WWW_PATH: WWW_PATH = /botm/www/
64 binmode STDIN, ':encoding(UTF-8)';
65 binmode STDOUT, ':encoding(UTF-8)';
66 binmode STDERR, ':encoding(UTF-8)';
87 my $prev_frame_data_path;
88 my $next_frame_data_path;
104 delete @ENV{qw(IFS CDPATH ENV BASH_ENV)};
105 ###PERL_SET_PATH: $ENV{'PATH'} = /usr/local/bin:/usr/bin:/bin;
107 if ($ENV{'REQUEST_METHOD'} =~ /^(HEAD|GET|POST)$/) {
111 exit fail_method($ENV{'REQUEST_METHOD'}, ['GET', 'POST', 'HEAD']);
114 %http = read_header_env(\%ENV);
115 %cgi = url_query_decode($ENV{'QUERY_STRING'});
117 if ($method eq 'POST') {
118 if ($http{'content-type'} eq 'application/x-www-form-urlencoded') {
119 my %cgi_post = url_query_decode( <STDIN> );
120 %cgi = merge_settings(\%cgi, \%cgi_post);
122 # multipart not supported
124 exit fail_content_type($method, $http{'content-type'});
127 $no_cgi = (scalar (keys %cgi) == 0);
129 $IP = get_remote_addr();
130 $frame = get_frame(\%cgi);
131 $password = get_password(\%cgi);
133 %settings = read_data_file(DATA_SETTINGS_PATH());
134 %default = read_data_file(DATA_DEFAULT_PATH());
137 $frame_data_path = join_path(PATH_SEPARATOR(), DATA_PATH(), $frame);
138 %frame_data= read_data_file($frame_data_path);
141 $password_ok = ($password eq $settings{'password'});
143 # state & activation logic
144 if (open_encoded($fh, "+<:encoding(UTF-8)", DATA_STATE_PATH())) {
147 %state = read_data_file($fh);
150 $frame = int($state{'last'}) + $frame +1;
153 $frame_data_path = join_path(PATH_SEPARATOR(), DATA_PATH(), $frame);
154 %frame_data = read_data_file($frame_data_path);
159 (int($state{'state'}) == STATE->{'waiting'}) &&
160 ($frame == int($state{'last'})) &&
161 ($method ne 'HEAD') &&
164 # register IP for progress
165 my %new_state = %state;
167 ($state{'ip1'} eq $IP) ||
168 ($state{'ip2'} eq $IP) ||
169 ($state{'ip3'} eq $IP)
172 if ($state{'ip1'} eq '') {
173 $new_state{'ip1'} = $IP;
175 elsif ($state{'ip2'} eq '') {
176 $new_state{'ip2'} = $IP;
178 elsif ($state{'ip3'} eq '') {
179 $new_state{'ip3'} = $IP;
180 $new_state{'state'} = STATE->{'ready'};
181 write_static_goto(\%new_state, \%settings, '');
184 $new_state{'state'} = STATE->{'ready'};
185 write_static_goto(\%new_state, \%settings, '');
187 write_data_file($fh, \%new_state);
191 (int($state{'state'}) == STATE->{'inactive'}) &&
195 # NOTE: at this point frame 0 is already ONGed.
197 my $ong_time = int($settings{'firstongtime'});
200 %story = read_data_file(DATA_STORY_PATH());
201 %goto_list = read_data_file(DATA_LIST_PATH());
204 (int($story{'state'}) == INTF_STATE->{'>|'} ) &&
205 (int($story{'pass'}) == 1)
207 # conditions met; ACTIVATE!
210 $state{'state'} = STATE->{'waiting'};
212 $state{'ip1'} = '0.0.0.0';
213 $state{'ip2'} = '0.0.0.0';
215 $state{'nextong'} = (int($time / 3600) + int($settings{'firstongtime'})) * 3600 ;
216 $state{'ongtime'} = $ong_time;
218 # prepare to ONG frame 1
232 $r = write_index(\%state, \%settings);
235 $r = write_static_goto(\%state, \%settings, \%goto_list);
238 $r = write_data_file($fh, \%state);
241 # FAILED ONG! Story as if it was inactive!
242 $state{'state'} = STATE->{'inactive'};
248 # FAILED GET STATE! Story as if it was inactive!
249 $state{'state'} = STATE->{'inactive'};
254 $state{'state'} = STATE->{'inactive'};
259 (int($state{'state'}) >= STATE->{'waiting'}) &&
260 ($frame <= int($state{'last'})) &&
267 # no CGI - static page is OK
269 exit redirect($method, CGI_PATH(), HTTP_STATUS->{'see_other'});
271 elsif ($frame < int($state{'last'})) {
273 if ($frame_data{'page'} ne '') {
274 $page_file = $frame_data{'page'};
277 $page_file = sprintf(
283 join_path(PATH_SEPARATOR(), WWW_PATH() , $page_file)
285 my $static_url = merge_url(
286 {'path' => CGI_PATH()},
287 {'path' => $page_file}
289 exit redirect($method, $static_url, HTTP_STATUS->{'see_other'});
293 if ($force_redirect) {
294 my $redirect_url = merge_url(
295 {'path' => CGI_VIEWER_PATH()},
299 $redirect_url = merge_url(
300 {'path' => $redirect_url},
304 exit redirect($method, $redirect_url, HTTP_STATUS->{'see_other'});
308 $prev_frame_data_path = join_path(PATH_SEPARATOR(), DATA_PATH(), $frame-1);
309 %prev_frame_data = read_data_file($prev_frame_data_path);
311 $next_frame_data_path = join_path(PATH_SEPARATOR(), DATA_PATH(), $frame+1);
312 %next_frame_data = read_data_file($next_frame_data_path);
314 %frame_data = merge_settings(\%default, \%frame_data);
315 %prev_frame_data = merge_settings(\%default, \%prev_frame_data);
316 %next_frame_data = merge_settings(\%default, \%next_frame_data);
319 # replace frame data with fail state replacement
320 %frame_data = read_data_file(DATA_NOACCESS_PATH());
321 %frame_data = merge_settings(\%default, \%frame_data);
324 $timer = int($state{'nextong'}) - $time;
325 $ongtime = int($state{'ongtime'});
327 $ongtime = int($settings{'ongtime'})
330 $show_command = ($timer < ($ongtime*3600/3));
331 if ($state{'state'} >= STATE->{'ready'}) {
334 elsif ($state{'ip3'} ne '') {
337 elsif ($state{'ip2'} ne '') {
340 elsif ($state{'ip1'} ne '') {
347 $text_mode = int($cgi{'b'});
348 if($text_mode > TEXT_MODE->{'words'}) {
349 $text_mode = TEXT_MODE->{'normal'};
351 $words_page = int($cgi{'i'});
353 $words_data_path = join_path(PATH_SEPARATOR(), DATA_WORDS_PATH(), $frame);
354 %words_data = read_data_file(
355 $words_data_path, # file
358 ($text_mode != TEXT_MODE->{'words'}), # header only
363 print http_header_status(HTTP_STATUS->{'forbidden'});
365 print "Content-type: text/html; charset=UTF-8\n\n";
366 if($method eq 'HEAD') {
376 'password_ok' => $password_ok,
377 'timer_unlocked'=> $timer_unlocked,
380 'show_command' => $show_command,
381 'text_mode' => $text_mode,
382 'words_page' => $words_page
387 $access ? \%prev_frame_data : \%frame_data,
388 $access ? \%next_frame_data : \%frame_data,