public function addServer($host = 'localhost', $port = 11211, $timeout = 1)
{
Nette\Diagnostics\Debugger::tryError();
$this->memcache->addServer($host, $port, TRUE, 1, $timeout);
if (Nette\Diagnostics\Debugger::catchError($e)) {
throw new Nette\InvalidStateException('Memcache::addServer(): ' . $e->getMessage(), 0, $e);
}
}
/**
* Reads configuration from INI file.
*
* @param string file name
*
* @return array
* @throws Nette\InvalidStateException
*/
public function load($file)
{
Nette\Diagnostics\Debugger::tryError();
$ini = parse_ini_file($file, true);
if (Nette\Diagnostics\Debugger::catchError($e)) {
throw new Nette\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 Nette\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]);
$secData[Helpers::EXTENDS_KEY] = trim($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 Nette\InvalidStateException("Invalid section [{$secName}] in file '{$file}'.");
}
}
if (is_array($secData) && is_array($cursor)) {
$secData = Helpers::merge($secData, $cursor);
}
$cursor = $secData;
}
return $data;
}
public function __construct($host = 'localhost', $port = 11211, $prefix = '', IJournal $journal = NULL)
{
if (!self::isAvailable()) {
throw new Nette\NotSupportedException("PHP extension 'memcache' is not loaded.");
}
$this->prefix = $prefix;
$this->journal = $journal;
$this->memcache = new \Memcache();
Nette\Diagnostics\Debugger::tryError();
$this->memcache->connect($host, $port);
if (Nette\Diagnostics\Debugger::catchError($e)) {
throw new Nette\InvalidStateException('Memcache::connect(): ' . $e->getMessage(), 0, $e);
}
}
/**
* Sends email.
* @param Message
* @return void
*/
public function send(Message $mail)
{
$tmp = clone $mail;
$tmp->setHeader('Subject', NULL);
$tmp->setHeader('To', NULL);
$parts = explode(Message::EOL . Message::EOL, $tmp->generateMessage(), 2);
Nette\Diagnostics\Debugger::tryError();
$res = mail(str_replace(Message::EOL, PHP_EOL, $mail->getEncodedHeader('To')), str_replace(Message::EOL, PHP_EOL, $mail->getEncodedHeader('Subject')), str_replace(Message::EOL, PHP_EOL, $parts[1]), str_replace(Message::EOL, PHP_EOL, $parts[0]), (string) $this->commandArgs);
if (Nette\Diagnostics\Debugger::catchError($e)) {
throw new Nette\InvalidStateException('mail(): ' . $e->getMessage(), 0, $e);
} elseif (!$res) {
throw new Nette\InvalidStateException('Unable to send email.');
}
}
/**
* Returns the JSON representation of a value.
* @param mixed
* @return string
*/
public static function encode($value)
{
Nette\Diagnostics\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 (Nette\Diagnostics\Debugger::catchError($e)) {
// needed to receive 'recursion detected' error
throw new JsonException($e->getMessage());
}
return $json;
}
/**
* Reads configuration from INI file.
* @param string file name
* @return array
* @throws Nette\InvalidStateException
*/
public static function load($file)
{
if (!is_file($file) || !is_readable($file)) {
throw new Nette\FileNotFoundException("File '{$file}' is missing or is not readable.");
}
Nette\Diagnostics\Debugger::tryError();
$ini = parse_ini_file($file, TRUE);
if (Nette\Diagnostics\Debugger::catchError($e)) {
throw new Nette\InvalidStateException('parse_ini_file(): ' . $e->getMessage(), 0, $e);
}
$separator = trim(self::$sectionSeparator);
$data = array();
foreach ($ini as $secName => $secData) {
// is section?
if (is_array($secData)) {
if (substr($secName, -1) === self::$rawSection) {
$secName = substr($secName, 0, -1);
} elseif (self::$keySeparator) {
// process key separators (key1> key2> key3)
$tmp = array();
foreach ($secData as $key => $val) {
$cursor =& $tmp;
foreach (explode(self::$keySeparator, $key) as $part) {
if (!isset($cursor[$part]) || is_array($cursor[$part])) {
$cursor =& $cursor[$part];
} else {
throw new Nette\InvalidStateException("Invalid key '{$key}' in section [{$secName}] in file '{$file}'.");
}
}
$cursor = $val;
}
$secData = $tmp;
}
// process extends sections like [staging < production] (with special support for separator ':')
$parts = $separator ? explode($separator, strtr($secName, ':', $separator)) : array($secName);
if (count($parts) > 1) {
$parent = trim($parts[1]);
if (!isset($data[$parent]) || !is_array($data[$parent])) {
throw new Nette\InvalidStateException("Missing parent section [{$parent}] in file '{$file}'.");
}
$secData = array_reverse(Nette\Utils\Arrays::mergeTree(array_reverse($secData, TRUE), array_reverse($data[$parent], TRUE)), TRUE);
$secName = trim($parts[0]);
if ($secName === '') {
throw new Nette\InvalidStateException("Invalid empty section name in file '{$file}'.");
}
}
}
if (self::$keySeparator) {
$cursor =& $data;
foreach (explode(self::$keySeparator, $secName) as $part) {
if (!isset($cursor[$part]) || is_array($cursor[$part])) {
$cursor =& $cursor[$part];
} else {
throw new Nette\InvalidStateException("Invalid section [{$secName}] in file '{$file}'.");
}
}
} else {
$cursor =& $data[$secName];
}
if (is_array($secData) && is_array($cursor)) {
$secData = Nette\Utils\Arrays::mergeTree($secData, $cursor);
}
$cursor = $secData;
}
return $data;
}
/** @internal */
public static function catchPregError($pattern)
{
if (Nette\Diagnostics\Debugger::catchError($e)) {
// compile error
throw new RegexpException($e->getMessage() . " in pattern: {$pattern}");
} elseif (preg_last_error()) {
// run-time error
static $messages = array(PREG_INTERNAL_ERROR => 'Internal error', PREG_BACKTRACK_LIMIT_ERROR => 'Backtrack limit was exhausted', PREG_RECURSION_LIMIT_ERROR => 'Recursion limit was exhausted', PREG_BAD_UTF8_ERROR => 'Malformed UTF-8 data', 5 => 'Offset didn\'t correspond to the begin of a valid UTF-8 code point');
$code = preg_last_error();
throw new RegexpException((isset($messages[$code]) ? $messages[$code] : 'Unknown error') . " (pattern: {$pattern})", $code);
}
}
/**
* Starts and initializes session data.
*
* @throws Nette\InvalidStateException
* @return void
*/
public function start()
{
if (self::$started) {
return;
}
$this->configure($this->options);
Nette\Diagnostics\Debugger::tryError();
session_start();
if (Nette\Diagnostics\Debugger::catchError($e) && !session_id()) {
@session_write_close();
// this is needed
throw new Nette\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 = Nette\Utils\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']) ? $value['V'] : null) != Nette\Reflection\ClassType::from($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'));
}
/**
* Starts and initializes session data.
* @throws Nette\InvalidStateException
* @return void
*/
public function start()
{
if (self::$started) {
return;
} elseif (self::$started === NULL && defined('SID')) {
throw new Nette\InvalidStateException('A session had already been started by session.auto-start or session_start().');
}
$this->configure($this->options);
Nette\Diagnostics\Debugger::tryError();
session_start();
if (Nette\Diagnostics\Debugger::catchError($e)) {
@session_write_close();
// this is needed
throw new Nette\InvalidStateException('session_start(): ' . $e->getMessage(), 0, $e);
}
self::$started = TRUE;
if ($this->regenerationNeeded) {
session_regenerate_id(TRUE);
$this->regenerationNeeded = FALSE;
}
/* structure:
__NF: Counter, BrowserKey, Data, Meta
DATA: namespace->variable = data
META: namespace->variable = Timestamp, Browser, Version
*/
unset($_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']++;
}
// browser closing detection
$browserKey = $this->request->getCookie('nette-browser');
if (!$browserKey) {
$browserKey = Nette\Utils\Strings::random();
}
$browserClosed = !isset($nf['B']) || $nf['B'] !== $browserKey;
$nf['B'] = $browserKey;
// resend cookie
$this->sendCookie();
// process meta metadata
if (isset($nf['META'])) {
$now = time();
// expire namespace variables
foreach ($nf['META'] as $namespace => $metadata) {
if (is_array($metadata)) {
foreach ($metadata as $variable => $value) {
if (!empty($value['B']) && $browserClosed || !empty($value['T']) && $now > $value['T'] || $variable !== '' && is_object($nf['DATA'][$namespace][$variable]) && (isset($value['V']) ? $value['V'] : NULL) !== Nette\Reflection\ClassType::from($nf['DATA'][$namespace][$variable])->getAnnotation('serializationVersion')) {
if ($variable === '') {
// expire whole namespace
unset($nf['META'][$namespace], $nf['DATA'][$namespace]);
continue 2;
}
unset($nf['META'][$namespace][$variable], $nf['DATA'][$namespace][$variable]);
}
}
}
}
}
register_shutdown_function(array($this, 'clean'));
}
/**
* Performs a global regular expression match.
*
* @param string
* @param string
* @param int can be PREG_OFFSET_CAPTURE (returned in bytes); PREG_SET_ORDER is default
* @param int offset in bytes
*
* @return array
*/
public static function matchAll($subject, $pattern, $flags = 0, $offset = 0)
{
if ($offset > strlen($subject)) {
return array();
}
Debugger::tryError();
$res = preg_match_all($pattern, $subject, $m, $flags & PREG_PATTERN_ORDER ? $flags : $flags | PREG_SET_ORDER, $offset);
if (Debugger::catchError($e) || preg_last_error()) {
// compile error XOR run-time error
throw new RegexpException($e ? $e->getMessage() : null, $e ? null : preg_last_error(), $pattern);
}
return $m;
}
/**
* Returns array entries that match the pattern.
*
* @param array
* @param string
* @param int
*
* @return array
*/
public static function grep(array $arr, $pattern, $flags = 0)
{
Nette\Diagnostics\Debugger::tryError();
$res = preg_grep($pattern, $arr, $flags);
if (Nette\Diagnostics\Debugger::catchError($e) || preg_last_error()) {
// compile error XOR run-time error
throw new RegexpException($e ? $e->getMessage() : null, $e ? null : preg_last_error(), $pattern);
}
return $res;
}
/**
* Perform a regular expression search and replace.
* @param string
* @param string|array
* @param string|callable
* @param int
* @return string
*/
public static function replace($subject, $pattern, $replacement = NULL, $limit = -1)
{
if (is_object($replacement) || is_array($replacement)) {
if ($replacement instanceof Nette\Callback) {
$replacement = $replacement->getNative();
}
if (!is_callable($replacement, FALSE, $textual)) {
throw new Nette\InvalidStateException("Callback '{$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 $res;
}
INHERITING_SEPARATOR='<',KEY_SEPARATOR='.',ESCAPED_KEY_SEPARATOR='..',RAW_SECTION='!';function
load($file){Nette\Diagnostics\Debugger::tryError();$ini=parse_ini_file($file,TRUE);if(Nette\Diagnostics\Debugger::catchError($e)){throw
new
Nette\InvalidStateException('parse_ini_file(): '.$e->getMessage(),0,$e);}$data=array();foreach($ini
as$secName=>$secData){if(is_array($secData)){if(substr($secName,-1)===self::RAW_SECTION){$secName=substr($secName,0,-1);}else{$tmp=array();foreach($secData
as$key=>$val){$cursor=&$tmp;$key=str_replace(self::ESCAPED_KEY_SEPARATOR,"\xFF",$key);foreach(explode(self::KEY_SEPARATOR,$key)as$part){$part=str_replace("\xFF",self::KEY_SEPARATOR,$part);if(!isset($cursor[$part])||is_array($cursor[$part])){$cursor=&$cursor[$part];}else{throw
new
Nette\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]);$secData[Helpers::EXTENDS_KEY]=trim($parts[1]);}}$cursor=&$data;foreach(explode(self::KEY_SEPARATOR,$secName)as$part){if(!isset($cursor[$part])||is_array($cursor[$part])){$cursor=&$cursor[$part];}else{throw
new
Nette\InvalidStateException("Invalid section [$secName] in file '$file'.");}}if(is_array($secData)&&is_array($cursor)){$secData=Helpers::merge($secData,$cursor);}$cursor=$secData;}return$data;}function
