5 * Copyright (C) 2006-2007 matteo.nastasi@milug.org
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABLILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details. You should have received a
16 * copy of the GNU General Public License along with this program; if
17 * not, write to the Free Software Foundation, Inc, 59 Temple Place -
18 * Suite 330, Boston, MA 02111-1307, USA.
24 require_once("brisk.phh");
26 log_load($sess, "LOAD: index_rd.php ".$QUERY_STRING);
31 if (DEBUGGING == "local" && $_SERVER['REMOTE_ADDR'] != '127.0.0.1') {
32 echo "Debugging time!";
38 log_rd2("SHUTTA!", connection_status());
42 register_shutdown_function(shutta);
46 GLOBAL $is_page_streaming;
48 $is_page_streaming = TRUE;
49 log_rd2("XXX", "UNREC_ERROR");
50 return (sprintf('the_end=true; window.onunload = null; document.location.assign("index.php");'));
53 function page_sync($sess, $page)
55 GLOBAL $is_page_streaming;
57 $is_page_streaming = TRUE;
58 log_rd2($sess, "PAGE_SYNC");
59 return (sprintf('the_end=true; window.onunload = null; document.location.assign("%s");', $page));
65 function maincheck($sess, $cur_stat, $cur_subst, $cur_step, &$new_stat, &$new_subst, &$new_step)
67 GLOBAL $is_page_streaming, $first_loop;
73 /* Sync check (read only without modifications */
74 ignore_user_abort(TRUE);
75 if (($sem = lock_data()) != FALSE) {
76 // Aggiorna l'expire time lato server
77 if ($first_loop == TRUE) {
80 if (($user = &$bri->get_user($sess, $idx)) == FALSE) {
82 ignore_user_abort(FALSE);
83 return (unrecerror());
85 log_auth($sess, "update lacc");
88 $bri->garbage_manager(FALSE);
96 ignore_user_abort(FALSE);
102 if (($proxy_step = step_get($sess)) != FALSE) {
103 // log_rd2($sess, "Postget".$proxy_step."zizi");
105 if ($cur_step == $proxy_step) {
112 ignore_user_abort(TRUE);
113 if (($sem = lock_data()) != FALSE) {
114 log_only($sess, "P");
117 ignore_user_abort(FALSE);
124 if (($user = &$bri->get_user($sess, $idx)) == FALSE) {
125 return (unrecerror());
128 /* Nothing changed, return. */
129 if ($cur_step == $user->step)
132 log_rd2($sess, "do other ++".$cur_stat."++".$user->stat."++".$cur_step."++".$user->step);
134 if ($cur_step == -1) {
135 // FUNZIONE from_scratch DA QUI
136 ignore_user_abort(TRUE);
139 if (($user = &$bri->get_user($sess, $idx)) == FALSE) {
141 ignore_user_abort(FALSE);
142 return (unrecerror());
145 $is_page_streaming = TRUE;
148 if ($user->trans_step != -1) {
149 log_rd2($sess, "TRANS USATO ".$user->trans_step);
150 $cur_step = $user->trans_step;
151 $user->trans_step = -1;
156 ignore_user_abort(FALSE);
159 log_rd2($sess, "TRANS NON ATTIVATO");
161 ignore_user_abort(FALSE);
165 if ($cur_step == -1) {
166 log_rd2($sess, "PRE-NEWSTAT.");
168 if ($user->stat == 'room') {
169 log_rd($sess, "roomma");
170 $ret .= show_room(&$bri, &$user);
177 else if ($user->stat == 'table') {
178 $ret = show_table(&$bri,&$user,$user->step,FALSE,FALSE);
180 log_rd2($sess, "SENDED TO THE STREAM: ".$ret);
182 log_rd2($sess, "NEWSTAT: ".$user->stat);
184 $new_stat = $user->stat;
185 $new_subst = $user->subst;
186 $new_step = $user->step;
189 ignore_user_abort(TRUE);
192 if (($user = &$bri->get_user($sess, $idx)) == FALSE) {
194 ignore_user_abort(FALSE);
195 return (unrecerror());
197 if ($cur_step < $user->step) {
199 if ($cur_step + COMM_N < $user->step) {
200 if (($cur_stat != $user->stat)) {
201 $to_stat = $user->stat;
203 ignore_user_abort(FALSE);
204 return (page_sync($user->sess, $to_stat == "table" ? "table.php" : "index.php"));
206 log_rd2($sess, "lost history, refresh from scratch");
210 for ($i = $cur_step ; $i < $user->step ; $i++) {
211 log_rd2($sess, "ADDED TO THE STREAM: ".$user->comm[$i % COMM_N]);
212 $ret .= $user->comm[$i % COMM_N];
214 $new_stat = $user->stat;
215 $new_subst = $user->subst;
216 $new_step = $user->step;
219 if ($user->the_end == TRUE) {
220 log_rd2($sess, "LOGOUT BYE BYE!!");
221 log_auth($user->sess, "Explicit logout.");
222 $tmp_sess = $user->sess;
224 step_unproxy($tmp_sess);
227 $user->the_end = FALSE;
229 if ($user->subst == 'sitdown')
230 $bri->room_wakeup(&$user);
231 else if ($user->subst == 'standup')
232 $bri->room_outstandup(&$user);
234 log_rd2($sess, "LOGOUT FROM WHAT ???");
241 ignore_user_abort(FALSE);
259 $is_page_streaming = ((stristr($HTTP_USER_AGENT, "linux") &&
260 stristr($HTTP_USER_AGENT, "firefox")) ? FALSE : TRUE);
263 header("Cache-Control: no-cache, must-revalidate"); // HTTP/1.1
264 header("Expires: Mon, 26 Jul 1997 05:00:00 GMT"); // Date in the past
270 log_rd2($sess, "FROM OUTSIDE - STAT: ".$stat." SUBST: ".$subst." STEP: ".$step." MYFROM: ".$myfrom. "IS_PAGE:" . $is_page_streaming);
273 $endtime = time() + STREAM_TIMEOUT;
276 $old_step = $ext_step = $step;
278 for ($i = 0 ; time() < $endtime ; $i++) {
279 // log_rd($sess, "PRE MAIN ".$step);;
280 if (($ret = maincheck($sess, $old_stat, $old_subst, $old_step, &$stat, &$subst, &$step)) != FALSE) {
282 // log_rd2($sess, sprintf("\nSESS: [%s]\nOLD_STAT: [%s] OLD_SUBST: [%s] OLD_STEP: [%s] \nSTAT: [%s] SUBST: [%s] STEP: [%s] \nCOMM: [%s]\n", $sess, $old_stat, $old_subst, $old_step, $stat, $subst, $step, $ret));
285 log_send($sess, "EXT_STEP: ".$ext_step." ENDTIME: [".$endtime."] ".$ret);
287 if ($is_page_streaming)
293 // log_rd($sess, "POST MAIN ".$step);;
295 if (($i % 10) == 0) {
296 // log_rd2($sess, "TIME: ".time());