/**
* save data to disk. throws an exception if writing failed and DEBUG>0
*/
protected static function saveData()
{
kataMakeTmpPath('cache');
$data = '<? $data=' . var_export(self::$dataArr, true) . ';';
if (false === file_put_contents(KATATMP . 'cache' . DS . CACHE_IDENTIFIER . '-kataRegistry', $data)) {
if (DEBUG > 0) {
throw new Exception('katareg: cannot write data. wrong rights?');
}
return false;
}
return true;
}
/**
* set first store/read-method as default
*/
function initialize()
{
if ($this->isInitialized) {
return;
}
$this->results = array();
kataMakeTmpPath('cache');
if (defined('CACHE_USEMETHOD')) {
$this->method = CACHE_USEMETHOD;
$this->defaultMethod = CACHE_USEMETHOD;
$this->isInitialized = true;
return;
}
if (defined('MEMCACHED_SERVERS') && '' != MEMCACHED_SERVERS && class_exists('Memcached')) {
$this->method = self::CM_MEMCACHED;
$this->defaultMethod = self::CM_MEMCACHED;
$this->initMemcached(true);
$this->isInitialized = true;
return;
}
if (defined('MEMCACHED_SERVERS') && '' != MEMCACHED_SERVERS && class_exists('Memcache')) {
$this->method = self::CM_MEMCACHE;
$this->defaultMethod = self::CM_MEMCACHE;
$this->initMemcached();
$this->isInitialized = true;
return;
}
if (function_exists('apc_fetch')) {
if (CLI != 1 && ini_get('apc.enabled') || CLI == 1 && ini_get('apc.enable_cli')) {
$this->method = self::CM_APC;
$this->defaultMethod = self::CM_APC;
$this->isInitialized = true;
return;
}
}
if (function_exists('xcache_get')) {
$this->method = self::CM_XCACHE;
$this->defaultMethod = self::CM_XCACHE;
$this->isInitialized = true;
return;
}
if (function_exists('eaccelerator_get') && ini_get('eaccelerator.enable')) {
$this->method = self::CM_EACC;
$this->defaultMethod = self::CM_EACC;
$this->isInitialized = true;
return;
}
$this->method = self::CM_FILE;
$this->defaultMethod = self::CM_FILE;
$this->isInitialized = true;
}
/**
* connect to the database
*/
function connect()
{
kataMakeTmpPath('sqlite');
$db = $this->dbconfig['database'];
if ($db[0] != DS) {
$db = KATATMP . 'sqlite' . DS . $db;
}
$this->link = new SQLite3($db, 0750);
if (!$this->link) {
throw new DatabaseConnectException("Could not open database " . $db);
}
if (!empty($this->dbconfig['encoding'])) {
$this->setEncoding($this->dbconfig['encoding']);
}
}
/**
* write a string to the log in KATATMP/logs.
* if DEBUG<0 logentries that have $where==0 are not written.
*
* @param string $what string to write to the log
* @param int $where log-level to log (default: 0)
*/
function writeLog($what, $where = 2)
{
$logname = 'error';
if (is_numeric($where)) {
if (DEBUG < 0 && 2 == $where) {
return;
}
if (2 == $where) {
$logname = 'debug';
} elseif (0 == $where) {
$logname = 'panic';
}
} else {
$logname = basename($where);
}
kataMakeTmpPath('logs');
$h = fopen(KATATMP . 'logs' . DS . $logname . '.log', 'a');
if ($h) {
fwrite($h, date('d.m.Y H:i:s ') . $what . "\n");
fclose($h);
}
}
/**
* generate individual tags if DEBUG>0 OR pack all files into a single one, chache the file,
* replace with a single tag that points to a url that reads the cached+joined file
*
* Minifies only in DEBUG <= 0
*
* all .c.css files are computed
*
* @param array $files individual files, relative to webroot
* @param string $target js/css
* @param string $tagFormat printf-able string of the individual tag
* @param bool $cacheAndMinify if we should join+compress+cache given target
* @param bool $rtl include rtl-stuff instead of ltr-stuff
*/
private function joinFiles($files, $target, $tagFormat, $cacheAndMinify, $rtl = false)
{
// debugging? just return individual tags
if (!$cacheAndMinify) {
$html = '';
foreach ($files as $file) {
if ('.c.css' == substr($file, -6, 6)) {
$html .= $this->joinFiles(array($file), $target, $tagFormat, true, $rtl);
} else {
$html .= sprintf($tagFormat, $this->url($target . '/' . $file));
}
}
return $html;
}
kataMakeTmpPath('cache');
// cachefile exists and is young enough?
$slug = md5(implode($files, ',') . (defined('VERSION') ? VERSION : '') . ($rtl ? 'rtl' : ''));
$cacheFile = KATATMP . 'cache' . DS . $target . '.cache.' . $slug;
if (file_exists($cacheFile) && time() - filemtime($cacheFile) < HOUR && DEBUG <= 0) {
return sprintf($tagFormat, $this->url($target . '/_cache-' . $slug));
}
// build cachefile
$content = '';
foreach ($files as $file) {
$x = strpos($file, '?');
if ($x > 0) {
$file = substr($file, 0, $x);
}
$txt = file_get_contents(WEBROOT . $target . DS . $file);
if (false === $txt) {
throw new Exception("html: cant find {$target}-file '{$file}'");
}
if ('.c.css' == substr($file, -6, 6)) {
$txt = $this->filterCss($txt, $rtl);
}
$content .= $txt . "\n\n\n\n\n\n";
}
$ignoreMinify = DEBUG > 0;
if ('css' == $target && !$ignoreMinify) {
$miniUtil = getUtil('Minify');
$content = $miniUtil->css($content);
}
if ('js' == $target && !$ignoreMinify) {
$miniUtil = getUtil('Minify');
$content = $miniUtil->js($content);
}
file_put_contents($cacheFile, $content);
return sprintf($tagFormat, $this->url($target . '/_cache-' . $slug . (DEBUG > 0 ? '?' . time() : '')));
}
/**
* setup up session directory
*/
function __construct()
{
kataMakeTmpPath('sessions');
}
protected function initSessionParams()
{
ini_set('url_rewriter.tags', '');
ini_set('session.use_cookies', 1);
ini_set('session.name', SESSION_COOKIE);
ini_set('session.hash_bits_per_character', 6);
ini_set('session_cache_limiter', 'nocache');
ini_set('session.cookie_path', $this->path);
ini_set('session.cookie_domain', $this->domain);
ini_set('session.cookie_lifetime', SESSION_TIMEOUT);
ini_set('session.gc_maxlifetime', SESSION_TIMEOUT);
if (!defined('SESSION_SYSPATH') || !SESSION_SYSPATH) {
kataMakeTmpPath('sessions');
ini_set('session.save_path', KATATMP . 'sessions');
}
}
public function write($topic, $msg)
{
$this->initialize();
switch ($this->method) {
case null:
throw new Exception('You have to setMethod() first');
break;
case self::QM_MSGQUEUE:
$error = 0;
msg_send($this->queueRes, $topic, $msg, true, false, &$error);
return 0 == $error;
break;
case self::QM_ZEROMQ:
break;
case self::QM_LIBEVENT:
break;
case self::QM_FILESOCKET:
$socket = @socket_create(AF_UNIX, SOCK_STREAM, 0);
if (!$socket) {
return false;
}
if (!@socket_connect($socket, $this->queuePath . 'queue.' . $this->queueId)) {
$err = socket_last_error();
if (ECONNREFUSED == $err) {
throw new Exception('Connection error. Queue-server (service.php) not running?');
}
}
if (false === socket_write($socket, json_encode(array('topic' => $topic)))) {
return false;
}
//TODO while() read
socket_close($socket);
break;
case self::QM_FILESYS:
$topic = urlencode($topic);
kataMakeTmpPath('queue' . DS . $topic);
$handle = fopen($this->queuePath . DS . $topic . DS . 'q.' . microtime(true), 'xb');
if (!$handle) {
return false;
}
fwrite($handle, serialize($msg));
fclose($handle);
return true;
break;
}
//switch
}