public function addServer($host = 'localhost', $port = 11211, $timeout = 1)
{
Debugger::tryError();
$this->memcache->addServer($host, $port, TRUE, 1, $timeout);
if (Debugger::catchError($e)) {
throw new InvalidStateException('Memcache::addServer(): ' . $e->getMessage(), 0, $e);
}
}
/**
* Reads configuration from INI file.
* @param string file name
* @return array
* @throws InvalidStateException
*/
public function load($file)
{
Debugger::tryError();
$ini = parse_ini_file($file, TRUE);
if (Debugger::catchError($e)) {
throw new InvalidStateException('parse_ini_file(): ' . $e->getMessage(), 0, $e);
}
$data = array();
foreach ($ini as $secName => $secData) {
if (is_array($secData)) {
// is section?
if (substr($secName, -1) === self::RAW_SECTION) {
$secName = substr($secName, 0, -1);
} else {
// process key nesting separator (key1.key2.key3)
$tmp = array();
foreach ($secData as $key => $val) {
$cursor =& $tmp;
$key = str_replace(self::ESCAPED_KEY_SEPARATOR, "ÿ", $key);
foreach (explode(self::KEY_SEPARATOR, $key) as $part) {
$part = str_replace("ÿ", self::KEY_SEPARATOR, $part);
if (!isset($cursor[$part]) || is_array($cursor[$part])) {
$cursor =& $cursor[$part];
} else {
throw new InvalidStateException("Invalid key '{$key}' in section [{$secName}] in file '{$file}'.");
}
}
$cursor = $val;
}
$secData = $tmp;
}
$parts = explode(self::INHERITING_SEPARATOR, $secName);
if (count($parts) > 1) {
$secName = trim($parts[0]);
$secData[ConfigHelpers::EXTENDS_KEY] = trim($parts[1]);
}
}
$cursor =& $data;
// nesting separator in section name
foreach (explode(self::KEY_SEPARATOR, $secName) as $part) {
if (!isset($cursor[$part]) || is_array($cursor[$part])) {
$cursor =& $cursor[$part];
} else {
throw new InvalidStateException("Invalid section [{$secName}] in file '{$file}'.");
}
}
if (is_array($secData) && is_array($cursor)) {
$secData = ConfigHelpers::merge($secData, $cursor);
}
$cursor = $secData;
}
return $data;
}
/**
* Returns the JSON representation of a value.
* @param mixed
* @return string
*/
public static function encode($value)
{
Debugger::tryError();
if (function_exists('ini_set')) {
$old = ini_set('display_errors', 0);
// needed to receive 'Invalid UTF-8 sequence' error
$json = json_encode($value);
ini_set('display_errors', $old);
} else {
$json = json_encode($value);
}
if (Debugger::catchError($e)) {
// needed to receive 'recursion detected' error
throw new JsonException($e->getMessage());
}
return $json;
}
/**
* Sends email.
* @return void
*/
public function send(Mail $mail)
{
$tmp = clone $mail;
$tmp->setHeader('Subject', NULL);
$tmp->setHeader('To', NULL);
$parts = explode(Mail::EOL . Mail::EOL, $tmp->generateMessage(), 2);
Debugger::tryError();
$args = array(str_replace(Mail::EOL, PHP_EOL, $mail->getEncodedHeader('To')), str_replace(Mail::EOL, PHP_EOL, $mail->getEncodedHeader('Subject')), str_replace(Mail::EOL, PHP_EOL, $parts[1]), str_replace(Mail::EOL, PHP_EOL, $parts[0]));
if ($this->commandArgs) {
$args[] = (string) $this->commandArgs;
}
$res = call_user_func_array('mail', $args);
if (Debugger::catchError($e)) {
throw new InvalidStateException('mail(): ' . $e->getMessage(), 0, $e);
} elseif (!$res) {
throw new InvalidStateException('Unable to send email.');
}
}
/**
* Returns array entries that match the pattern.
* @param array
* @param string
* @param int
* @return array
*/
public static function grep(array $arr, $pattern, $flags = 0)
{
Debugger::tryError();
$res = preg_grep($pattern, $arr, $flags);
if (Debugger::catchError($e) || preg_last_error()) {
// compile error XOR run-time error
throw new RegexpException($e ? $e->getMessage() : NULL, $e ? NULL : preg_last_error(), $pattern);
}
return $res;
}
/**
* Starts and initializes session data.
* @throws InvalidStateException
* @return void
*/
public function start()
{
if (self::$started) {
return;
}
$this->configure($this->options);
Debugger::tryError();
session_start();
if (Debugger::catchError($e) && !session_id()) {
@session_write_close();
// this is needed
throw new InvalidStateException('session_start(): ' . $e->getMessage(), 0, $e);
}
self::$started = TRUE;
/* structure:
__NF: Counter, BrowserKey, Data, Meta, Time
DATA: section->variable = data
META: section->variable = Timestamp, Browser, Version
*/
unset($_SESSION['__NT'], $_SESSION['__NS'], $_SESSION['__NM']);
// old unused structures
// initialize structures
$nf =& $_SESSION['__NF'];
if (empty($nf)) {
// new session
$nf = array('C' => 0);
} else {
$nf['C']++;
}
// session regenerate every 30 minutes
$nfTime =& $nf['Time'];
$time = time();
if ($time - $nfTime > self::REGENERATE_INTERVAL) {
$this->regenerated = $this->regenerated || isset($nfTime);
$nfTime = $time;
}
// browser closing detection
$browserKey = $this->request->getCookie('nette-browser');
if (!$browserKey) {
$browserKey = Strings::random();
}
$browserClosed = !isset($nf['B']) || $nf['B'] !== $browserKey;
$nf['B'] = $browserKey;
// resend cookie
$this->sendCookie();
// process meta metadata
if (isset($nf['META'])) {
$now = time();
// expire section variables
foreach ($nf['META'] as $section => $metadata) {
if (is_array($metadata)) {
foreach ($metadata as $variable => $value) {
if (!empty($value['B']) && $browserClosed || !empty($value['T']) && $now > $value['T'] || isset($nf['DATA'][$section][$variable]) && is_object($nf['DATA'][$section][$variable]) && (isset($value['V']) ? $value['V'] : NULL) != ClassReflection::from($nf['DATA'][$section][$variable])->getAnnotation('serializationVersion')) {
if ($variable === '') {
// expire whole section
unset($nf['META'][$section], $nf['DATA'][$section]);
continue 2;
}
unset($nf['META'][$section][$variable], $nf['DATA'][$section][$variable]);
}
}
}
}
}
if ($this->regenerated) {
$this->regenerated = FALSE;
$this->regenerateId();
}
register_shutdown_function(array($this, 'clean'));
}
/**
* Perform a regular expression search and replace.
* @param string
* @param string|array
* @param string|callable
* @param int
* @return string
*/
public static function replace($subject, $pattern, $replacement = NULL, $limit = -1)
{
if (is_object($replacement) || is_array($replacement)) {
if ($replacement instanceof Callback) {
$replacement = $replacement->getNative();
}
if (!is_callable($replacement, FALSE, $textual)) {
throw new InvalidStateException("Callback '{$textual}' is not callable.");
}
foreach ((array) $pattern as $tmp) {
Debugger::tryError();
preg_match($tmp, '');
if (Debugger::catchError($e)) {
// compile error
throw new RegexpException($e->getMessage(), NULL, $tmp);
}
}
$res = preg_replace_callback($pattern, $replacement, $subject, $limit);
if ($res === NULL && preg_last_error()) {
// run-time error
throw new RegexpException(NULL, preg_last_error(), $pattern);
}
return $res;
} elseif ($replacement === NULL && is_array($pattern)) {
$replacement = array_values($pattern);
$pattern = array_keys($pattern);
}
Debugger::tryError();
$res = preg_replace($pattern, $replacement, $subject, $limit);
if (Debugger::catchError($e) || preg_last_error()) {
// compile error XOR run-time error
throw new RegexpException($e ? $e->getMessage() : NULL, $e ? NULL : preg_last_error(), $pattern);
}
return $res;
}
