From: Matteo Nastasi (mop) <nastasi@alternativeoutput.com>
Date: Wed, 4 Jul 2012 06:57:59 +0000 (+0200)
Subject: first full working version of iframe forever streaming
X-Git-Tag: v4.0.0~107
X-Git-Url: https://mop.ddnsfree.com/gitweb/?p=brisk.git;a=commitdiff_plain;h=06c1081ce92385def12ac27d341797d45ad29d21

first full working version of iframe forever streaming
---

diff --git a/web/briskin5/index.php b/web/briskin5/index.php
index 7b3e6d2..20f7662 100644
--- a/web/briskin5/index.php
+++ b/web/briskin5/index.php
@@ -54,7 +54,7 @@ header('Content-type: text/html; charset="utf-8"',true);
 <link rel="shortcut icon" href="../img/brisk_ico.png">
 <script type="text/javascript" src="../commons.js"></script> 
 <script type="text/javascript" src="../heartbit.js"></script>
-<script type="text/javascript" src="../http_streaming.js"></script>
+<script type="text/javascript" src="../xynt-http-streaming.js"></script>
 <script type="text/javascript" src="dnd.js"></script>
 <script type="text/javascript" src="dom-drag.js"></script>
 <script type="text/javascript" src="preload_img<?php echo langtolng($G_lang); ?>.js"></script>
@@ -100,13 +100,13 @@ window.onload = function() {
   preferences_update();
 
   sess = "<?php echo "$sess"; ?>";
-  hstm = new http_streaming(gst, 'table_php', 'sess', $('sandbox'), 'index_rd.php', function(com){eval(com);});
+  hstm = new http_streaming(window, console, gst, 'table_php', 'sess', sess, $('sandbox'), 'index_rd_ifra.php', function(com){eval(com);});
   hstm.hbit_set(heartbit);
   
   window.onbeforeunload = onbeforeunload_cb;  
   window.onunload = onunload_cb;  
 
-  hstm.start(sess); 
+  hstm.start(); 
   setTimeout(preload_images, 0, g_preload_img_arr, g_imgct); 
 }
 </SCRIPT>
diff --git a/web/briskin5/index_rd_ifra.php b/web/briskin5/index_rd_ifra.php
new file mode 100644
index 0000000..b69c849
--- /dev/null
+++ b/web/briskin5/index_rd_ifra.php
@@ -0,0 +1,560 @@
+<?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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+."JSZXXQUCJZKIYOCCRHYALAJSYXFMWBAOIVAJWIAPOECUJAMFPCOCZDBDHRTBUWWJ"
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+."ELOIQAUJPPIJZWKTCYQTJWXCBJMQWIOLQWJIASSXSFLWGUSETHRKEJHCHBOFLJJC"
+."KPPLOTKBXSKUOSNSFHOJRCKXOKQHETCGSMABVALDSBAXBQRFNNJGIDZMNUYQYDHX"
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+."GAOHCMVHJZVWZCHJWGJJDBZNDXPXOYTDVZEDPWZIIMQVCQPLQIEOSRPVVICTZKGX"
+."JXSFDFUHKKOTXTEGLDSCAODMCVGSSEYANCXJDATMRJRIDLLIJHINSOXJQDEABCVU"
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+."MFMTOKXXFQYYVBHAXYQVUBALQLSNJSVOTZDDTOZMUEVZJATXQNQVSFXWTGACHUDD"
+."QXCPCRLSREKXHKJNUYUJGIGCNWXUSXOGGYPQWFZDJCKKZONXJUSJKBYIPJSMPVIN"
+."UFBIFNROMBTKQPBIZYJWLPQIJLNTLHTUEWFINOQQDAHCXXKVADTEDBANOPIJBXXC"
+."NAEZOVJAISUQBCBNOYIJBXMRPYPKXBFKFVGQLOEFPOCTZHJXKGUPZQPZOZWXXSSH"
+."SLBGVGVPRAFJCVRKWLSWLMHBMYOKVJDCZSQBLTGSOJDJHOVIDEBKJZNAQYLFIEYS"
+."AYHOSGGDDJAAVTMBYFREMEPLWZXYZUYYRQWKQBLKAPDXMMHCBWSARJCHPGZFCVJG"
+."OXXKCMWTVMKHUUSUMQOGNIHKIIAXNOAHPRIWHDOBJTRKSZAKOMHWTPQQXGZBOPIP"
+."FQEVUBULHGESOARVICLMSUSHHTVYLFMLHFGKJNPYIYEMLBAZMLIDDSWRCVFOUSGC"
+."TUQHWTUHRJUZHYQOKTWTLRVOSWRPSYBOBSZHZLRZEIZKKCMLNYICCUTIXNXETTKL"
+."PYIFTUDCMWRQBZDROXTTVTAOOIQHIWOZESRHKPNGNCSHNAVEWUSGOTZCRNFSIXGF"
+."QJUMUFPEZBFPOVGZZDCGDKEODSWAPNDNHVJUQDYLCXWNXSCDFFFPBTDOIZIZLBBP"
+."ZXZYWTTPEUUCKXGBTXAJBAXYLMUVWWGWZYTXTKYVRXSOXOBHERLZJPRDXIQZRQLU"
+."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);
+  
+?>
diff --git a/web/index.php b/web/index.php
index 26f06af..43def6d 100644
--- a/web/index.php
+++ b/web/index.php
@@ -1077,7 +1077,7 @@ else {
        $("proflashext").innerHTML = "";
 
      // console.log("session from main: "+sess);
-     hstm.start(); 
+     hstm.start();
      // alert("ARR LENGTH "+g_preload_img_arr.length);
      setTimeout(preload_images, 0, g_preload_img_arr, g_imgct); 
      $("txt_in").focus();
diff --git a/web/index_rd_ifra.php b/web/index_rd_ifra.php
index 58de337..86a1b2e 100644
--- a/web/index_rd_ifra.php
+++ b/web/index_rd_ifra.php
@@ -451,7 +451,7 @@ 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: text/html; charset="utf-8"',true);
 
-$ssss = 
+$four_rnd_string = 
  "GGZDGDRBXDWFXHGPYAAVDXEKFDUWSTEDTDVXBXQPMZAIFPNLRPTWMJAZRHXTIRNZ"
 ."HTZXAUVJDCLXENDCLIZXSSEQQGUADYEKNNANJWEGRUFHPLUNSEROZQJSLMUYNUVG"
 ."FPLQAGCMTTGIRRXZFBFQFTRBYPHTWFSXFKHKYBRDAOSOURCMEVGPVXJVUQAOCFPV"
@@ -534,7 +534,7 @@ window.onload = function () { if (http_streaming != "ready") { http_streaming.re
 <?php
 
 echo("<!-- ");
-echo($ssss);
+echo($four_rnd_string);
 echo(" -->\n");
 mop_flush();
 
@@ -551,7 +551,7 @@ $old_subst = $subst;
 $old_step =  $ext_step = $step;
 
 $no_data = TRUE;
-for ($i = 0 ; time() < $endtime ; $i++) {
+for ($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)) != FALSE) {
@@ -565,7 +565,7 @@ for ($i = 0 ; time() < $endtime ; $i++) {
       printf("<script id='hs%d' type='text/javascript'><!--
 push(\"%s\");
 // -->
-</script>", $i, escpush($ret) );
+</script>", $script_step++, escpush($ret) );
 
     log_send("IS_PAGE: ".($is_page_streaming == TRUE ? "TRUE" : "FALSE")." EXT_STEP: ".$ext_step." ENDTIME: [".$endtime."] ".$ret);
     mop_flush();
@@ -584,7 +584,7 @@ push(\"%s\");
           printf("<script id='hs%d' type='text/javascript'><!--
 push(null);
 // -->
-</script>");
+</script>", $script_step++);
           mop_flush();
           log_crit("flush");
       }