function forking_runtime($IOsock)
{
global $sock, $buffer, $chunks;
socket_set_nonblock($IOsock);
$last = time();
while ($sock) {
buffer();
if ($last + 10 < time()) {
return;
}
/*if($read = socket_read($IOsock,4096,PHP_NORMAL_READ) === false){
if(socket_last_error($IOsock) == 104){
return;
}
}*/
$action = trim($read);
switch ($action) {
case "buffer":
$last = time();
$len = strlen($buffer) > 4096 ? 4096 : strlen($buffer);
socket_write($IOsock, urlencode(substr($buffer, 0, $len)) . "\n");
$buffer = substr($buffer, $len);
break;
case "chunk":
$last = time();
$packet = unserialize(urldecode(trim(socket_read($IOsock, 4096 * 16, PHP_NORMAL_READ))));
chunk_add($packet["chunk"], $packet["x"], $packet["z"]);
chunk_clean($packet["x"], $packet["z"]);
socket_write($IOsock, urlencode(serialize($chunks)) . "\n");
break;
case "chunk2":
$last = time();
$packet = unserialize(urldecode(trim(socket_read($IOsock, 4096 * 16, PHP_NORMAL_READ))));
chunk_edit_block($packet["x"], $packet["y"], $packet["z"], $packet["type"]);
socket_write($IOsock, urlencode(serialize($chunks)) . "\n");
break;
case "die":
return;
break;
}
}
}
echo "<div class='row margin-right-thin margin-left-thin margin-top-thin'>
<div class='col-xs-12'>
<div class='alert alert-default'>
$str_1[0]
</div>
</div>
</div>\n";
}
}
echo "</body></html>\n";
/*
* For performance reason, buffer the content
* in a temporary archive file
* once the chat file is too large
*/
if ($FileNbLine > MAX_LINE_IN_FILE) {
buffer(implode('', $tmp), $tmpArchiveFile);
// clean the original file
$fp = fopen($fileChatName, "w");
fwrite($fp, implode('', $fileContent));
}
function buffer($content, $tmpFile) {
$fp = fopen($tmpFile, "a");
fwrite($fp, $content);
}
if (!is_null(get_locale('charset'))) {
header('Content-Type: text/html; charset=' . get_locale('charset'));
}
// page header with meta to refresh the page
echo '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">' . "\n" . '<html>' . "\n" . '<head>' . "\n" . '<title>' . get_lang('Chat') . '</title>' . '<meta http-equiv="refresh" content="' . $refresh_display_rate . ';url=./messageList.php?x=' . $x . '#final">' . "\n" . '<link rel="stylesheet" type="text/css" href="' . get_path('clarolineRepositoryWeb') . 'css/' . get_conf('claro_stylesheet') . '" >' . "\n" . '</head>' . "\n" . '<body>' . "\n" . "\n";
if (isset($cmdMsg)) {
echo $cmdMsg;
}
echo implode("\n", $curDisplayLineList) . "\n" . '<p align="right"><small>' . $dateLastWrite . '</small></p>' . "\n\n" . '<a name="final"></a>' . "\n\n" . '</body>' . "\n\n" . '</html>' . "\n";
// FOR PERFORMANCE REASON, WE TRY TO KEEP THE ACTIVE CHAT FILE OF REASONNABLE
// SIZE WHEN THE EXCESS LINES BECOME TOO HIGH WE REMOVE THEM FROM THE ACTIVE
// CHAT FILE AND STORE THEM IN A SORT OF 'ON FLY BUFFER' WHILE WAITHING A
// POSSIBLE EXPORT FOR DEFINITIVE STORAGE
if ($activeLineCount > get_conf('max_line_in_file')) {
// STORE THE EXCESS LINES INTO THE 'ON FLY BUFFER'
buffer(implode('', $excessLineList), $onflySaveFile);
// REFRESH THE ACTIVE CHAT FILE TO KEEP ONLY NON SAVED TAIL
$fp = fopen($activeChatFile, 'w');
fwrite($fp, implode("\n", $curDisplayLineList));
}
//////////////////////////////////////////////////////////////////////////////
/**
* Store $content in a buffer
* add an html header if it's new buffer
*
* @param string $content content to bufferise
* @param string $tmpFile filename to store the content
*/
function buffer($content, $tmpFile)
{
if (!file_exists($tmpFile)) {
