+++ /dev/null
-<?php
-/*
- * brisk - briskin5/index_rd.php
- *
- * Copyright (C) 2006-2011 Matteo Nastasi
- * mailto: nastasi@alternativeoutput.it
- * matteo.nastasi@milug.org
- * web: http://www.alternativeoutput.it
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABLILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details. You should have received a
- * copy of the GNU General Public License along with this program; if
- * not, write to the Free Software Foundation, Inc, 59 Temple Place -
- * Suite 330, Boston, MA 02111-1307, USA.
- *
- */
-
-$G_base = "../";
-
-require_once("../Obj/brisk.phh");
-// require_once("../Obj/proxyscan.phh");
-require_once("Obj/briskin5.phh");
-
-$S_load_stat = array( 'rU_heavy' => 0,
- 'lL_laccgarb' => 0,
- 'wU_lacc_upd' => 0,
- 'wR_garbage' => 0,
- 'wR_minusone' => 0,
- 'wR_the_end' => 0 );
-
-// Use of proxies isn't allowed.
-// if (is_proxy()) {
-// sleep(5);
-// exit;
-// }
-
-log_load("LOAD: bin5/index_rd.php ".$QUERY_STRING);
-
-// $first_loop = TRUE;
-$the_end = FALSE;
-
-if (DEBUGGING == "local" && $_SERVER['REMOTE_ADDR'] != '127.0.0.1') {
- echo "Debugging time!";
- exit;
-}
-
-function shutta()
-{
- log_rd2("bin5 SHUTTA [".connection_status()."] !");
-}
-
-register_shutdown_function(shutta);
-
-function blocking_error($is_unrecoverable)
-{
- GLOBAL $is_page_streaming;
-
- $is_page_streaming = TRUE;
- log_rd2("BLOCKING_ERROR UNREC: ".($is_unrecoverable ? "TRUE" : "FALSE"));
- return (sprintf(($is_unrecoverable ? 'hstm.stop(); ' : '').'window.onbeforeunload = null; window.onunload = null; document.location.assign("../index.php");'));
-}
-
-function page_sync($sess, $page)
-{
- GLOBAL $is_page_streaming;
-
- $is_page_streaming = TRUE;
- log_rd2("PAGE_SYNC");
- return (sprintf('hstm.stop(); window.onbeforeunload = null; window.onunload = null; document.location.assign("%s");', $page));
-}
-
-function maincheck($sess, $cur_stat, $cur_subst, $cur_step, &$new_stat, &$new_subst, &$new_step, $table_idx, $table_token)
-{
- GLOBAL $is_page_streaming, $S_load_stat;
- // GLOBAL $first_loop;
-
- $ret = FALSE;
- $bri = FALSE;
- $user = FALSE;
- $curtime = time();
-
- if (($proxy_step = Bin5_user::load_step($table_idx, $sess)) == FALSE) {
- log_only2("R");
- ignore_user_abort(FALSE);
- return (blocking_error(TRUE));
- }
-
- // log_rd2("M");
- /* Sync check (read only without modifications */
- ignore_user_abort(TRUE);
-
- // shared locking to load info
- if (($sem = Bin5::lock_data(FALSE, $table_idx)) == FALSE) {
- // wait 20 secs, then restart the xhr
- ignore_user_abort(FALSE);
- return ("sleep(gst,20000);|hstm.xhr_abort();");
- }
-
- if (($user = Bin5_user::load_data($table_idx, $proxy_step['i'], $sess)) == FALSE) {
- Bin5::unlock_data($sem);
- ignore_user_abort(FALSE);
- return (blocking_error(TRUE));
- }
-
- /* if lacc time great than STREAM_TIMEOUT or the room garbage_time is expired
- switch to exclusive locking and verify again the conditions */
-
- if ((($curtime - $user->lacc) > STREAM_TIMEOUT) || Bin5::garbage_time_is_expired($table_idx, $curtime)) {
- Bin5::unlock_data($sem);
-
- // exclusive locking to modify info
- if (($sem = Bin5::lock_data(TRUE, $table_idx)) == FALSE) {
- // wait 20 secs, then restart the xhr
- ignore_user_abort(FALSE);
- return ("sleep(gst,20000);|hstm.xhr_abort();");
- }
- $S_load_stat['lL_laccgarb']++;
-
- unset($user);
- // load again the user data after new lock
- if (($user = Bin5_user::load_data($table_idx, $proxy_step['i'], $sess)) == FALSE) {
- Bin5::unlock_data($sem);
- ignore_user_abort(FALSE);
- return (blocking_error(TRUE));
- }
-
- if (($curtime - $user->lacc) > STREAM_TIMEOUT) {
- $S_load_stat['wU_lacc_upd']++;
- $user->lacc = $curtime;
- // lacc field updated
- Bin5_user::save_data($user, $table_idx, $user->idx);
- }
-
- if (Bin5::garbage_time_is_expired($table_idx, $curtime)) {
- log_only("F");
-
- $S_load_stat['wR_garbage']++;
- if (($bri = Bin5::load_data($table_idx, $table_token)) == FALSE) {
- Bin5::unlock_data($sem);
- ignore_user_abort(FALSE);
- return (blocking_error(TRUE));
- }
-
- $bri->garbage_manager(FALSE);
-
- Bin5::save_data($bri);
- unset($bri);
- }
- }
- log_main("infolock: U");
- Bin5::unlock_data($sem);
- ignore_user_abort(FALSE);
-
-
-// if ($first_loop == TRUE) {
-
-// if (($sem = Bin5::lock_data(TRUE, $table_idx)) != FALSE) {
-// // Aggiorna l'expire time lato server
-// $S_load_stat['rU_first_loop']++;
-
-// if (($user = Bin5_user::load_data($table_idx, $proxy_step['i'], $sess)) == FALSE) {
-// Bin5::unlock_data($sem);
-// ignore_user_abort(FALSE);
-// return (blocking_error(TRUE));
-// }
-// $user->lacc = $curtime;
-
-// Bin5_user::save_data($user, $table_idx, $user->idx);
-
-// if (Bin5::garbage_time_is_expired($table_idx, $curtime)) {
-// log_only("F");
-
-// $S_load_stat['wR_garbage']++;
-// if (($bri = Bin5::load_data($table_idx, $table_token)) == FALSE) {
-// Bin5::unlock_data($sem);
-// ignore_user_abort(FALSE);
-// return (blocking_error(TRUE));
-// }
-
-// $bri->garbage_manager(FALSE);
-
-// Bin5::save_data($bri);
-// unset($bri);
-// }
-// log_main("infolock: U");
-// Bin5::unlock_data($sem);
-// ignore_user_abort(FALSE);
-// } // if (($sem = Bin5::lock_data(TRUE, $table ...
-// else {
-// ignore_user_abort(FALSE);
-
-// return ("sleep(gst,20000);|hstm.xhr_abort();");
-// }
-
-// $first_loop = FALSE;
-// } // if ($first_loop == TRUE) {
-
- if ($cur_step == $proxy_step['s']) {
- log_main("infolock: P");
- return (FALSE);
- }
- else {
- log_only2("R");
- }
-
- $S_load_stat['rU_heavy']++;
- if ($user == FALSE) {
- do {
- ignore_user_abort(TRUE);
- if (($sem = Bin5::lock_data(TRUE, $table_idx)) == FALSE)
- break;
-
- log_main("infolock: P");
- if (($user = Bin5_user::load_data($table_idx, $proxy_step['i'], $sess)) == FALSE) {
- break;
- }
- } while (0);
-
- if ($sem != FALSE)
- Bin5::unlock_data($sem);
-
- ignore_user_abort(FALSE);
- if ($user == FALSE)
- return (blocking_error(TRUE));
- }
-
- /* Nothing changed, return. */
- if ($cur_step == $user->step)
- return (FALSE);
-
- log_rd2("do other cur_stat[".$cur_stat."] user->stat[".$user->stat."] cur_step[".$cur_step."] user_step[".$user->step."]");
-
- if ($cur_step == -1) {
- /*
- * if $cur_step == -1 load the current state from the main struct
- */
-
- /* unset the $user var to reload it from main structure */
- unset($user);
-
- ignore_user_abort(TRUE);
- $sem = Bin5::lock_data(TRUE, $table_idx);
- if (($bri = Bin5::load_data($table_idx, $table_token)) == FALSE) {
- Bin5::unlock_data($sem);
- ignore_user_abort(FALSE);
- return (blocking_error(TRUE));
- }
- $S_load_stat['wR_minusone']++;
-
- if (($user = $bri->get_user($sess, $idx)) == FALSE) {
- Bin5::unlock_data($sem);
- ignore_user_abort(FALSE);
- return (blocking_error(TRUE));
- }
- if ($user->the_end == TRUE) {
- log_rd2("main_check: the end".var_export(debug_backtrace()));
- $is_page_streaming = TRUE;
- }
-
- if ($user->trans_step != -1) {
- log_rd2("TRANS USATO ".$user->trans_step);
- $cur_step = $user->trans_step;
- $user->trans_step = -1;
-
- Bin5::save_data($bri);
- Bin5::unlock_data($sem);
- ignore_user_abort(FALSE);
- }
- else {
- log_rd2("TRANS NON ATTIVATO");
-
- // ARRAY_POP DISABLED
- // while (array_pop($user->comm) != NULL);
- // // $user->step_inc(COMM_N + 1);
- // Bin5::save_data($bri);
-
- Bin5::unlock_data($sem);
- ignore_user_abort(FALSE);
- }
- }
-
- if ($cur_step == -1) {
- log_rd2("PRE-NEWSTAT.");
-
- /***************
- * *
- * TABLE *
- * *
- ***************/
- if ($user->stat == "table") {
- $ret = show_table(&$bri,&$user,$user->step,FALSE,FALSE);
-
- log_rd2("SENDED TO THE STREAM: ".$ret);
- }
- log_rd2("NEWSTAT: ".$user->stat);
-
- $new_stat = $user->stat;
- $new_subst = $user->subst;
- $new_step = $user->step;
- }
- else {
- ignore_user_abort(TRUE);
- $sem = Bin5::lock_data(TRUE, $table_idx);
- // if (($user = &$bri->get_user($sess, $idx)) == FALSE) {
- if (($user = Bin5_user::load_data($table_idx, $proxy_step['i'], $sess)) == FALSE) {
- Bin5::unlock_data($sem);
- ignore_user_abort(FALSE);
- return (blocking_error(TRUE));
- }
- if ($cur_step < $user->step) {
- do {
- if ($cur_step + COMM_N < $user->step) {
- if (($cur_stat != $user->stat)) {
- $to_stat = $user->stat;
- Bin5::unlock_data($sem);
- ignore_user_abort(FALSE);
- return (page_sync($user->sess, $to_stat == "table" ? "index.php" : "../index.php"));
- }
- log_rd2("lost history, refresh from scratch");
- $new_step = -1;
- break;
- }
- for ($i = $cur_step ; $i < $user->step ; $i++) {
- $ii = $i % COMM_N;
- log_wr("TRY RET ".$i." COMM_N ".COMM_N." II ".$ii);
- $ret .= $user->comm[$ii];
- }
- $new_stat = $user->stat;
- $new_subst = $user->subst;
- $new_step = $user->step;
- } while (0);
-
- log_rd2($user->step, 'bin::index_rd.php: after ret set');
-
- if ($user->the_end == TRUE) {
- log_rd2("LOGOUT BYE BYE!!");
- log_auth($user->sess, "Explicit logout.");
-
- unset($user);
-
- $S_load_stat['wR_the_end']++;
- if (($bri = Bin5::load_data($table_idx, $table_token)) == FALSE) {
- Bin5::unlock_data($sem);
- ignore_user_abort(FALSE);
- return (blocking_error(TRUE));
- }
- if (($user = $bri->get_user($sess, $idx)) == FALSE) {
- Bin5::unlock_data($sem);
- ignore_user_abort(FALSE);
- return (blocking_error(TRUE));
- }
-
- $tmp_sess = $user->sess;
- $user->sess = "";
- Bin5_user::unproxy_step($tmp_sess);
- $user->name = "";
- $user->the_end = FALSE;
-
- /* FIXME - and now ??
- if ($user->subst == 'sitdown')
- $bri->room_wakeup($user);
- else if ($user->subst == 'standup')
- $bri->room_outstandup($user);
- else
- log_rd2("LOGOUT FROM WHAT ???");
- */
- Bin5::save_data($bri);
- }
- }
-
- Bin5::unlock_data($sem);
- ignore_user_abort(FALSE);
- }
-
-
- return ($ret);
-}
-
-/*
- * MAIN
- */
-
-/*
- FROM THE EXTERN
- sess
- stat
- step
-*/
-
-$is_page_streaming = FALSE; // (webservers_exceeded() || stristr($HTTP_USER_AGENT, "Mozilla/5.0 (Windows NT 6.1; rv:5.0)") || stristr($HTTP_USER_AGENT, "MSIE") || stristr($HTTP_USER_AGENT, "CHROME") ? TRUE : FALSE);
-
-header("Cache-Control: no-cache, must-revalidate"); // HTTP/1.1
-header("Expires: Mon, 26 Jul 1997 05:00:00 GMT"); // Date in the past
-// header('Content-type: application/xml; charset="utf-8"',true);
-// header('Content-type: text/plain; charset="utf-8"',true);
-// header('Content-type: text/html; charset="utf-8"',true);
-header('Content-type: text/html; charset="utf-8"',true);
-
-$four_rnd_string =
- "GGZDGDRBXDWFXHGPYAAVDXEKFDUWSTEDTDVXBXQPMZAIFPNLRPTWMJAZRHXTIRNZ"
-."HTZXAUVJDCLXENDCLIZXSSEQQGUADYEKNNANJWEGRUFHPLUNSEROZQJSLMUYNUVG"
-."FPLQAGCMTTGIRRXZFBFQFTRBYPHTWFSXFKHKYBRDAOSOURCMEVGPVXJVUQAOCFPV"
-."OQSUBOYWOZLDGRPQQIBNOTHFUHTCRRZOBCUONAXIYUYCJBFTVNWIITVHBYLNMPWR"
-."LPMMIROZVRUNYXSJSMJINSXGACXDMJAEPNFFAERHVDJELXSPPJWKMNFGVGAPTIMR"
-."VMVMVCLWKMPOAJWZGPSPFEXVNQANXGLZIQSCBIYVFSTXZOODZYCXUVUZFCLFGHUJ"
-."TXZWFHSMFJQAZOQRANKZJAUJHFJIKHIIEQUSDXUBRPQBKMIAVTWYQEOIMYKKDTEV"
-."EYERPXKFJXWNIMJPOFFMWJCJSLFZKPNRNVXIDLUSRVBGLUCQZCUQCZNAORDXMRSS"
-."UBNMPXJDQXXLMQRCTOCCJJWHFSUWBNWXWZHPKWYYKPZIMBXTYAZXJJQSBLNAQGJI"
-."AIXZUHNTQYFSGUYMVOWEGUWWRBEMRJHXXOMLRXXWJZLPGLMKEANZWWXIXPIUTURJ"
-."TCXYIKIPNTSUIOWBCEVQHLTHYQNGBHAOPREWGJVOQKNUKTXVTMBRHCERDGYWQVXB"
-."BCZUGMIJXALLIOSXCYMEIDNTPLGRMKXKVFKWGRFKCBIRASOOYIFTLXFSBEOJSDFN"
-."PHSWPGERDYIGUPDXUBSAFCHTPJNBORIRMAOCKGAMFFZUBTVSGEEFMYMEBPUVCRSP"
-."DEEAROBQLJHNMCDAFMPLUKNZXTTJJIULUTDTLEZLVMRLKNLXGCQIGFCBHEWDHNPW"
-."VRONBYCXVRGNQUMFSRADSIFLNRMQXAZKQUKYXGOAKTSLWVSBJMQYZMULCNYKFFUC"
-."LKIPNJOURQLYDHLZYPHEJXPBYTXTGVZOGQUZXAORYINAOTRJCNEDPAXSJIQICWEY"
-."UEJPQALSYHKYZLPJTMBLIDNFRFLTIOVZZTEWPSJCUNDWUDZWJKDDRJEXOICJBSYP"
-."ZHLECBYVMMYLCCPCSVOVPEHEWQDJYSCOWTKFHTWVTSBCQSFKQFCNTGOQBEPSEXKR"
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-."PYIFTUDCMWRQBZDROXTTVTAOOIQHIWOZESRHKPNGNCSHNAVEWUSGOTZCRNFSIXGF"
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-."TXCLIJNKIRWMVQEJTLHZIDTNGBOYSULGWUTSYTKGNMGZFWKXCCZXGOQGZNQFZJUK"
-."JMBQPQPZOPYTQMPEFTZUDLIIBZAZSZAPNILMIKMPKXJIRHRQMFSTJKAPIIQWOFYQ"
-."HGANJGJSUGDIENDVEQFEMUJBGMZBPHLOARCVGMUUCHLCDDNKSJSCKYSALUAGUZFN"
-."YVURVLREBESGXPANIDKGLPJZGXLKFKTPEQBQEINOYYZTBMPFBLBKIKVPAPFDKKRZ"
-."YMVUBYCYTRXCIICUPTXKGQOIJSVSWPYVALIROWGVXDXGNSRVZOLEJHNRSUKHNTRJ"
-."LQZQKBEFXYKIPXJRZMQMJKUGCNUKBZBWABPLHMAJJZVBCWOQYCLSGDUKJSTHTVXV"
-."OUGJVADGJWGVNBNXYRZDSNLOZDIQRKOQAKJJDKXRMMTXRVTLOMTETNROPDYNXAGR";
-?><html>
-<head>
-<script type="text/javascript" src="../commons.js"></script>
-<script type="text/javascript" src="../xynt-http-streaming-ifra.js"></script>
-<script type="text/javascript">
-var http_streaming = "ready";
-<?php
-if (isset($st)) {
- printf("last_clean = %d;\n", $st);
- }
-?>
-window.onload = function () { if (http_streaming != "ready") { http_streaming.reload(); } };
-</script>
-</head>
-<body>
-<?php
-
-echo("<!-- ");
-echo($four_rnd_string);
-echo(" -->\n");
-mop_flush();
-
-
-if (!isset($from))
- $from = "";
-if (!isset($subst))
- $subst = "";
-log_rd2("FROM OUTSIDE - STAT: ".$stat." SUBST: ".$subst." STEP: ".$step." FROM: ".$from. "IS_PAGE:" . $is_page_streaming."USER_AGENT:".$HTTP_USER_AGENT." TABLE:".$table_idx);
-
-
-$endtime = time() + STREAM_TIMEOUT;
-$old_stat = $stat;
-$old_subst = $subst;
-$old_step = $ext_step = $step;
-
-$no_data = TRUE;
-for ($i = 0, $script_step=0 ; time() < $endtime ; $i++) {
- // log_rd("PRE MAIN ".$step);;
- $pre_main = gettimeofday(TRUE);
- if (($ret = maincheck($sess, $old_stat, $old_subst, $old_step, &$stat, &$subst, &$step, $table_idx, $table_token)) != FALSE) {
- $no_data = false;
- if(0 == 1) {
- echo '@BEGIN@';
- 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, $ret));
- echo "$ret";
- echo ' @END@';
- }
- printf("<script id='hs%d' type='text/javascript'><!--
-push(\"%s\");
-// -->
-</script>", $script_step++, escpush($ret) );
- log_send("EXT_STEP: ".$ext_step." ENDTIME: [".$endtime."] ".$ret);
- mop_flush();
- log_rd2(0, 'bin::index_rd.php: after mop_flush (begin: '.sprintf("%f", $pre_main).')');
- if ($is_page_streaming)
- break;
- }
- $old_stat = $stat;
- $old_subst = $subst;
- $old_step = $step;
- // log_rd("POST MAIN ".$step);;
- usleep(400000);
- if (($i % 10) == 0) {
- if ($no_data == TRUE) {
- // log_rd2("TIME: ".time());
- printf("<script id='hs%d' type='text/javascript'><!--
-push(null);
-// -->
-</script>", $script_step++);
- mop_flush();
- log_crit("flush");
- }
- $no_data = TRUE;
-
- }
-}
-$s = "";
-$tr = 0;
-$tw = 0;
-foreach ($S_load_stat as $key => $value) {
- $s .= sprintf("%s: %d - ", $key, $value);
- if (substr($key, 0, 1) == "w")
- $tw += $value;
- else if (substr($key, 0, 1) == "r")
- $tr += $value;
-}
-$s = sprintf("briskin5/index_rd.php stats: R: %d W: %d - %s", $tr, $tw, $s);
-log_crit($s);
-
-?>
projects / brisk.git / blobdiff