/**
* @param string $adapter
* @param bool $new
* @return MySQL\Abstracts\MySQLi|MySQL\Abstracts\None
*/
public static function getInstance($adapter = self::INST_DEFAULT, $new = false)
{
if ($adapter == self::INST_AUTO) {
static $auto = null;
if (!is_null($auto)) {
return self::getInstance($auto, $new);
}
if (MySQLi::isAvailable()) {
Debugger::addLine("MySQL module: MySQLi");
return self::getInstance($auto = self::INST_MYSQLI, $new);
} else {
Debugger::addLine("No suitable MySQL module detected");
return self::getInstance($auto = self::INST_NONE, $new);
}
}
if (!$new and isset(self::$adapters[$adapter])) {
return self::$adapters[$adapter];
}
switch ($adapter) {
case self::INST_MYSQLI:
$obj = new MySQLi();
break;
default:
$obj = new None();
}
if (!$new) {
self::$adapters[$adapter] = $obj;
}
return $obj;
}
/**
* Find controller and action for current URI
* @throws Exception
*/
public static function find()
{
if (self::loadCache()) {
Debugger::addLine('Cached controller ' . self::$controllerClass . ' from ' . self::$controllerFile);
return;
}
$uri = trim(Envi::getUri(), '/');
$parts = $uri ? explode('/', $uri) : [];
self::getResource($parts);
$controllerUriParts = $parts;
if (!(self::$controllerFile = self::findController($parts))) {
self::saveCache('404');
throw new HttpError(404);
}
self::$controllerUri = '/' . implode('/', sizeof($parts) ? array_slice($controllerUriParts, 0, -sizeof($parts)) : $controllerUriParts);
/** @noinspection PhpIncludeInspection */
include_once self::$controllerFile;
if (!class_exists(self::$controllerClass)) {
throw new Exception('Error! Controller class ' . self::$controllerClass . ' not found');
}
self::findAction($parts);
self::$parameters = $parts;
self::saveCache('action');
Debugger::addLine('Selected controller ' . self::$controllerClass . ' from ' . self::$controllerFile);
}
/**
* @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;
}
/**
* Run suitable action
*/
public static final function run()
{
$controller = self::getInstance();
$controller->chooseAction();
if (!$controller->method) {
throw new Exception('Controller failed to choose action method');
}
Debugger::addLine('Started action ' . Action::$method);
$controller->callAction();
Debugger::addLine('Finished action ' . Action::$method);
}
/**
* 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);
}
/**
* Compile resource
* @param string $instance
* @param bool $withSources
* @throws Exception
* @return string
*/
private function realCompile($instance, $withSources = false)
{
Debugger::addLine("Resource {$this->type}/{$instance} compile started");
$res = false;
if ($this->find($instance)) {
$this->processDirs($instance);
$res = $this->processData($instance, $withSources);
}
$res = $this->processText($res);
Debugger::addLine("Resource {$this->type}/{$instance} compile finished");
return $res;
}
