/**
* Query database
* If array is passed as a parameter, queries from array will be commited in single transaction. If any query
* fail during transaction, all transaction will be cancelled.
* @throws Exception
* @param string|array $query
* @return void
*/
public function query($query)
{
if (!is_array($query)) {
$this->connect();
Debugger::prepareDBLine();
$this->queries++;
Debugger::addDBLine('MySQL', $query);
} else {
try {
if (Debugger::isEnabled()) {
$timer = microtime(true);
Debugger::addDBLine('MySQL', 'Transaction start');
}
$this->transactionStart();
foreach ($query as $subQuery) {
$this->realQuery($subQuery);
$this->queries++;
Debugger::addDBLine('MySQL', $query);
}
$this->transactionCommit();
if (Debugger::isEnabled()) {
/** @noinspection PhpUndefinedVariableInspection */
Debugger::addDBLine('MySQL', 'Transaction commited in ' . number_format((microtime(true) - $timer) * 1000, 1) . 'ms');
}
} catch (Exception $ex) {
$this->transactionCancel();
Debugger::addDBLine('MySQL', 'Transaction failed: ' . $ex->getMessage());
throw new Exception('MySQL transaction failed because of ' . $ex->getMessage());
}
}
}
public function dispatch()
{
if (!\Difra\Debugger::isEnabled()) {
throw new \Difra\View\HttpError(404);
}
\Difra\View::$instance = 'adm';
}
/**
* Convert LESS to CSS
* @param string $string
* @return string
*/
public static function compile($string)
{
self::init();
$parser = new \Less_Parser();
$parser->SetOptions(['compress' => !Debugger::isEnabled()]);
$parser->parse($string);
return $parser->getCss();
}
/**
* Choose most suitable file
* @param $file
* @return mixed|string
*/
private function getFile($file)
{
$debuggerEnabled = Debugger::isEnabled();
if (!$debuggerEnabled and !empty($file['min'])) {
return file_get_contents($file['min']);
} elseif (!$debuggerEnabled and !empty($file['raw'])) {
return Minify::getInstance($this->type)->minify(file_get_contents($file['raw']));
} elseif ($debuggerEnabled and !empty($file['raw'])) {
return file_get_contents($file['raw']);
} elseif ($debuggerEnabled and !empty($file['min'])) {
return file_get_contents($file['min']);
}
return '';
}
/**
* @param \DOMDocument $xml
* @param bool|string $specificInstance
* @param bool $dontEcho
* @param bool $dontFillXML
* @param bool $normalize
* @return bool|string
* @throws Exception
*/
public static function render(&$xml, $specificInstance = false, $dontEcho = false, $dontFillXML = false, $normalize = true)
{
if ($specificInstance) {
$instance = $specificInstance;
} elseif (self::$instance) {
$instance = self::$instance;
} else {
$instance = 'main';
}
Debugger::addLine("Render start (instance '{$instance}')");
if (!($resource = Resourcer::getInstance('xslt')->compile($instance))) {
throw new Exception("XSLT resource not found");
}
$xslDom = new \DomDocument();
$xslDom->resolveExternals = true;
$xslDom->substituteEntities = true;
if (!$xslDom->loadXML($resource)) {
throw new Exception("XSLT load problem for instance '{$instance}'");
}
$xslProcessor = new \XSLTProcessor();
$xslProcessor->importStylesheet($xslDom);
if (!$dontFillXML and !HttpError::$error and !Debugger::$shutdown) {
View\XML::fillXML($xml, $instance);
}
// transform template
if ($html = $xslProcessor->transformToDoc($xml)) {
if ($normalize) {
$html = self::normalize($html);
} else {
$html->formatOutput = true;
$html = $html->saveXML();
}
if ($dontEcho) {
return $html;
}
echo $html;
self::$rendered = true;
if (Debugger::isEnabled()) {
echo '<!-- Page rendered in ' . Debugger::getTimer() . ' seconds -->';
}
if (function_exists('fastcgi_finish_request')) {
fastcgi_finish_request();
}
} else {
$errormsg = libxml_get_errors();
//error_get_last();
throw new Exception($errormsg ? $errormsg['message'] : "Can't render templates");
}
return true;
}
/**
* Choose view depending on request type
*/
public static final function start()
{
$controller = Controller::getInstance();
if (Controller::hasUnusedParameters()) {
$controller->putExpires(true);
throw new HttpError(404);
} elseif (!is_null(self::$output)) {
$controller->putExpires();
header('Content-Type: ' . self::$outputType . '; charset="utf-8"');
echo self::$output;
View::$rendered = true;
} elseif (Debugger::isEnabled() and isset($_GET['xml']) and $_GET['xml']) {
if ($_GET['xml'] == '2') {
View\XML::fillXML();
}
header('Content-Type: text/xml; charset="utf-8"');
$controller->xml->formatOutput = true;
$controller->xml->encoding = 'utf-8';
echo rawurldecode($controller->xml->saveXML());
View::$rendered = true;
} elseif (!View::$rendered and Request::isAjax()) {
$controller->putExpires();
// should be application/json, but opera doesn't understand it and offers to save file to disk
header('Content-type: text/plain');
echo Ajaxer::getResponse();
View::$rendered = true;
} elseif (!View::$rendered) {
$controller->putExpires();
try {
View::render($controller->xml);
} catch (HttpError $ex) {
if (!Debugger::isConsoleEnabled()) {
throw new HttpError(500);
} else {
echo Debugger::debugHTML(true);
die;
}
}
}
}
/**
* @param \SimpleXMLElement $node
* @param string $href
* @param string $prefix
* @param string $instance
* @internal param string $url
*/
private function recursiveProcessor($node, $href, $prefix, $instance)
{
/** @var \SimpleXMLElement $subNode */
foreach ($node as $subname => $subNode) {
/** @noinspection PhpUndefinedFieldInspection */
if ($subNode->attributes()->sup and $subNode->attributes()->sup == '1') {
if (!Debugger::isEnabled()) {
$subNode->addAttribute('hidden', 1);
}
}
$newHref = "{$href}/{$subname}";
$newPrefix = "{$prefix}_{$subname}";
$subNode->addAttribute('id', $newPrefix);
/** @noinspection PhpUndefinedFieldInspection */
if (!isset($subNode->attributes()->href)) {
$subNode->addAttribute('href', $newHref);
}
$subNode->addAttribute('pseudoHref', $newHref);
$subNode->addAttribute('xpath', 'locale/menu/' . $instance . '/' . $newPrefix);
$this->recursiveProcessor($subNode, $newHref, $newPrefix, $instance);
}
}
/**
* Set X-Accel-Expires header for web server-side caching
* @param bool|int $ttl
*/
public function putExpires($ttl = null)
{
if (Debugger::isEnabled()) {
return;
}
if (is_null($ttl)) {
$ttl = $this->cache;
}
if ($ttl === true) {
$ttl = self::DEFAULT_CACHE;
}
if (!$ttl or !is_numeric($ttl) or $ttl < 0) {
return;
}
View::addExpires($ttl);
}
/**
* Fill output XML with some common data
* @param \DOMDocument|null $xml
* @param null $instance
*/
public static function fillXML(&$xml = null, $instance = null)
{
$controller = Controller::getInstance();
if (is_null($xml)) {
$xml = $controller->xml;
$node = $controller->realRoot;
} else {
$node = $xml->documentElement;
}
Debugger::addLine('Filling XML data for render: Started');
// TODO: sync this with Envi::getState()
$node->setAttribute('lang', Envi\Setup::getLocale());
$node->setAttribute('site', Envi::getSubsite());
$node->setAttribute('host', $host = Envi::getHost());
$node->setAttribute('mainhost', $mainhost = Envi::getHost(true));
$node->setAttribute('protocol', Envi::getProtocol());
$node->setAttribute('fullhost', Envi::getURLPrefix());
$node->setAttribute('instance', $instance ? $instance : View::$instance);
$node->setAttribute('uri', Envi::getUri());
$node->setAttribute('controllerUri', Action::getControllerUri());
if ($host != $mainhost) {
$node->setAttribute('urlprefix', Envi::getURLPrefix(true));
}
// get user agent
Envi\UserAgent::getUserAgentXML($node);
// ajax flag
$node->setAttribute('ajax', (Request::isAjax() or isset($_SERVER['HTTP_X_REQUESTED_WITH']) and $_SERVER['HTTP_X_REQUESTED_WITH'] == 'SwitchPage') ? '1' : '0');
$node->setAttribute('switcher', (!$controller->cache and isset($_SERVER['HTTP_X_REQUESTED_WITH']) and $_SERVER['HTTP_X_REQUESTED_WITH'] == 'SwitchPage') ? '1' : '0');
// build and version number
$node->setAttribute('build', Version::getBuild());
$node->setAttribute('framework', Version::getFrameworkVersion(false));
$node->setAttribute('frameworkLong', Version::getFrameworkVersion(true));
// date
/** @var $dateNode \DOMElement */
$dateNode = $node->appendChild($xml->createElement('date'));
$dateKeys = ['d', 'e', 'A', 'a', 'm', 'B', 'b', 'Y', 'y', 'c', 'x', 'H', 'M', 'S'];
$dateValues = explode('|', strftime('%' . implode('|%', $dateKeys)));
$dateCombined = array_combine($dateKeys, $dateValues);
$dateNode->setAttribute('ts', time());
foreach ($dateCombined as $k => $v) {
$dateNode->setAttribute($k, $v);
}
// debug flag
$node->setAttribute('debug', Debugger::isEnabled() ? '1' : '0');
// config values (for js variable)
$configNode = $node->appendChild($xml->createElement('config'));
Envi::getStateXML($configNode);
// menu
if ($menuResource = Resourcer::getInstance('menu')->compile(View::$instance)) {
$menuXML = new \DOMDocument();
$menuXML->loadXML($menuResource);
$node->appendChild($xml->importNode($menuXML->documentElement, true));
}
// auth
Auth::getInstance()->getAuthXML($node);
// locale
Locales::getInstance()->getLocaleXML($node);
// Add config js object
$config = Envi::getState();
$confJS = '';
foreach ($config as $k => $v) {
$confJS .= "config.{$k}='" . addslashes($v) . "';";
}
$node->setAttribute('jsConfig', $confJS);
Debugger::addLine('Filling XML data for render: Done');
Debugger::debugXML($node);
}
/**
* Commit transaction
* @return bool
*/
public function commit()
{
$this->transaction = false;
$result = $this->pdo->commit();
if (Debugger::isEnabled()) {
Debugger::addDBLine('DB', 'Transaction commited in ' . number_format((microtime(true) - $this->transaction) * 1000, 1) . ' ms');
}
return $result;
}
/**
* Is debugging enabled?
* @return bool
*/
protected static function isDebug()
{
return \Difra\Debugger::isEnabled();
}
