/**
* @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;
}
/**
* 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);
}
/**
* Resource (JS, CSS, etc.) request processor
* @param string[] $parts
* @throws \Difra\View\HttpError
* @return bool
*/
private static function getResource($parts)
{
if (sizeof($parts) != 2) {
return false;
}
$resourcer = Resourcer::getInstance($parts[0], true);
if ($resourcer and $resourcer->isPrintable()) {
try {
if (!$resourcer->view($parts[1])) {
throw new HttpError(404);
}
View::$rendered = true;
die;
} catch (Exception $ex) {
throw new HttpError(404);
}
}
return false;
}
public function test_css()
{
$js = \Difra\Resourcer::getInstance('js')->compile('main');
$this->assertNotEmpty($js);
}
/**
* Try to detect locale record usages
* @param $xpath
* @return int
* @throws \Difra\Exception
*/
public function findUsages($xpath)
{
static $cache = [];
if (isset($cache[$xpath])) {
return $cache[$xpath];
}
static $templates = null;
if (is_null($templates)) {
$resourcer = Resourcer::getInstance('xslt');
$types = $resourcer->findInstances();
foreach ($types as $type) {
$templates[$type] = $resourcer->compile($type);
}
}
$matches = 0;
foreach ($templates as $tpl) {
$matches += substr_count($tpl, '"$locale/' . $xpath . '"');
$matches += substr_count($tpl, '{$locale/' . $xpath . '}');
}
static $menus = null;
if (is_null($menus)) {
$resourcer = Resourcer::getInstance('menu');
$types = $resourcer->findInstances();
foreach ($types as $type) {
$menus[$type] = $resourcer->compile($type);
}
}
foreach ($menus as $tpl) {
$matches += substr_count($tpl, 'xpath="locale/' . $xpath . '"');
}
static $controllers = null;
if (is_null($controllers)) {
$controllers = [];
$dirs = Action::getControllerPaths();
foreach ($dirs as $dir) {
$this->getAllFiles($controllers, $dir);
$this->getAllFiles($controllers, $dir . '../lib');
}
}
foreach ($controllers as $controller) {
$matches += substr_count($controller, "'" . $xpath . "'");
$matches += substr_count($controller, '"' . $xpath . '"');
}
return $cache[$xpath] = $matches;
}
