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("Obj/brisk.phh");
25 require_once("briskin5/Obj/briskin5.phh");
27 log_load("index_rd.php");
32 if (DEBUGGING == "local" && $_SERVER['REMOTE_ADDR'] != '127.0.0.1') {
33 echo "Debugging time!";
39 log_rd2("SHUTTA!".connection_status());
43 register_shutdown_function(shutta);
47 GLOBAL $is_page_streaming;
49 $is_page_streaming = TRUE;
50 log_rd2("UNREC_ERROR:".var_export(debug_backtrace()));
51 return (sprintf('the_end=true; window.onunload = null; document.location.assign("index.php");'));
54 function page_sync($sess, $page, $table_idx, $table_token)
56 GLOBAL $is_page_streaming;
58 log_rd2("page_sync:".var_export(debug_backtrace()));
60 $is_page_streaming = TRUE;
63 return (sprintf('createCookie("table_idx", %d, 24*365, cookiepath); createCookie("table_token", "%s", 24*365, cookiepath); the_end=true; window.onunload = null; document.location.assign("%s");', $table_idx, $table_token, $page));
69 function maincheck($sess, $cur_stat, $cur_subst, $cur_step, &$new_stat, &$new_subst, &$new_step)
71 GLOBAL $is_page_streaming, $first_loop;
77 /* Sync check (read only without modifications */
78 ignore_user_abort(TRUE);
79 if (($sem = Room::lock_data()) != FALSE) {
80 // Aggiorna l'expire time lato server
81 if ($first_loop == TRUE) {
83 $room = &Room::load_data();
84 if (($user = &$room->get_user($sess, $idx)) == FALSE) {
85 Room::unlock_data($sem);
86 ignore_user_abort(FALSE);
87 return (unrecerror());
89 log_auth($sess, "update lacc");
92 $room->garbage_manager(FALSE);
94 Room::save_data($room);
99 Room::unlock_data($sem);
100 ignore_user_abort(FALSE);
106 if (($proxy_step = step_get($sess)) != FALSE) {
107 // log_rd2("Postget".$proxy_step."zizi");
109 if ($cur_step == $proxy_step) {
121 if ($room == FALSE) {
123 ignore_user_abort(TRUE);
124 if (($sem = Room::lock_data()) == FALSE)
128 if (($room = &Room::load_data()) == FALSE)
133 Room::unlock_data($sem);
135 ignore_user_abort(FALSE);
140 if (($user = &$room->get_user($sess, $idx)) == FALSE) {
141 return (unrecerror());
144 /* Nothing changed, return. */
145 if ($cur_step == $user->step)
148 log_rd2("do other ++".$cur_stat."++".$user->stat."++".$cur_step."++".$user->step);
150 if ($cur_step == -1) {
151 // FUNZIONE from_scratch DA QUI
152 ignore_user_abort(TRUE);
153 $sem = Room::lock_data();
154 $room = &Room::load_data();
155 if (($user = &$room->get_user($sess, $idx)) == FALSE) {
156 Room::unlock_data($sem);
157 ignore_user_abort(FALSE);
158 return (unrecerror());
160 if ($user->the_end) {
161 log_rd2("main_check: the end".var_export(debug_backtrace()));
162 $is_page_streaming = TRUE;
165 if ($user->trans_step != -1) {
166 log_rd2("TRANS USATO ".$user->trans_step);
167 $cur_step = $user->trans_step;
168 $user->trans_step = -1;
171 Room::save_data($room);
172 Room::unlock_data($sem);
173 ignore_user_abort(FALSE);
176 log_rd2("TRANS NON ATTIVATO");
177 Room::unlock_data($sem);
178 ignore_user_abort(FALSE);
182 if ($cur_step == -1) {
183 log_rd2("PRE-NEWSTAT: ".$user->stat);
185 if ($user->stat == 'room') {
187 $ret .= show_room(&$room, &$user);
189 /* NOTE the sets went common */
190 $new_stat = $user->stat;
191 $new_subst = $user->subst;
192 $new_step = $user->step;
199 else if ($user->stat == 'table') {
201 return (page_sync($user->sess, "briskin5/index.php", $user->table, $user->table_token));
203 log_rd2("NEWSTAT: ".$user->stat);
206 ignore_user_abort(TRUE);
207 $sem = Room::lock_data();
208 $room = &Room::load_data();
209 if (($user = &$room->get_user($sess, $idx)) == FALSE) {
210 Room::unlock_data($sem);
211 ignore_user_abort(FALSE);
212 return (unrecerror());
214 if ($cur_step < $user->step) {
216 if ($cur_step + COMM_N < $user->step) {
217 if (($cur_stat != $user->stat)) {
218 $to_stat = $user->stat;
219 Room::unlock_data($sem);
220 ignore_user_abort(FALSE);
222 return (page_sync($user->sess, ($to_stat == "table" ? "briskin5/index.php" : "index.php"), $user->table, $user->table_token));
224 log_rd2("lost history, refresh from scratch");
228 for ($i = $cur_step ; $i < $user->step ; $i++) {
229 log_rd2("ADDED TO THE STREAM: ".$user->comm[$i % COMM_N]);
230 $ret .= $user->comm[$i % COMM_N];
232 $new_stat = $user->stat;
233 $new_subst = $user->subst;
234 $new_step = $user->step;
237 if ($user->the_end == TRUE) {
238 log_rd2("LOGOUT BYE BYE!!");
239 log_auth($user->sess, "Explicit logout.");
240 $tmp_sess = $user->sess;
242 step_unproxy($tmp_sess);
245 $user->the_end = FALSE;
247 if ($user->subst == 'sitdown') {
248 log_load("ROOM WAKEUP");
249 $room->room_wakeup(&$user);
251 else if ($user->subst == 'standup')
252 $room->room_outstandup(&$user);
254 log_rd2("LOGOUT FROM WHAT ???");
256 Room::save_data($room);
260 Room::unlock_data($sem);
261 ignore_user_abort(FALSE);
279 $is_page_streaming = ((stristr($HTTP_USER_AGENT, "linux") &&
280 (stristr($HTTP_USER_AGENT, "firefox") || stristr($HTTP_USER_AGENT, "iceweasel"))) ? FALSE : TRUE);
283 header("Cache-Control: no-cache, must-revalidate"); // HTTP/1.1
284 header("Expires: Mon, 26 Jul 1997 05:00:00 GMT"); // Date in the past
290 log_rd2("FROM OUTSIDE - STAT: ".$stat." SUBST: ".$subst." STEP: ".$step." MYFROM: ".$myfrom. "IS_PAGE:" . $is_page_streaming);
293 $endtime = time() + STREAM_TIMEOUT;
296 $old_step = $ext_step = $step;
298 for ($i = 0 ; time() < $endtime ; $i++) {
299 // log_rd("PRE MAIN ".$step);;
300 if (($ret = maincheck($sess, $old_stat, $old_subst, $old_step, &$stat, &$subst, &$step)) != FALSE) {
302 // log_rd2(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, $ret));
305 log_send("IS_PAGE: ".($is_page_streaming == TRUE ? "TRUE" : "FALSE")."EXT_STEP: ".$ext_step." ENDTIME: [".$endtime."] ".$ret);
307 if ($is_page_streaming)
313 // log_rd("POST MAIN ".$step);;
316 // log_rd2("TIME: ".time());