/**
* Try to retrieve the compiled template from the cache.
*
* @param string $templateName Template that should be retrieved.
*
* @return bool|Layout Compiled template in form of a string, or bool false if the template is not in cache.
*/
private function getFromCache($templateName)
{
// try to get it from cache
$cachedTemplate = $this->htpl->getCache()->read($templateName);
if (!$cachedTemplate) {
return false;
}
/**
* @var Layout $layout
*/
$layout = unserialize($cachedTemplate);
// check when cache was last touched, so we don't need to revalidate all templates
$lastTouched = $layout->getLastTouched();
if ($lastTouched > time() - $this->htpl->getOptions()['cacheValidationTTL']) {
return $layout;
}
foreach ($layout->getIncludedFiles() as $tplFile => $tplFileCreatedOn) {
// verify if cache is still fresh, for all included templates in this layout
if ($lastTouched < $this->htpl->getTemplateProvider()->createdOn($tplFile)) {
$this->htpl->getCache()->delete($templateName);
return false;
}
}
// update last touched
$layout->setLastTouched(time() + $this->htpl->getOptions()['cacheValidationTTL']);
// cache it again
$this->htpl->getCache()->write($templateName, serialize($layout));
return $layout;
}
public function testSetGetForceCompile()
{
$provider = new ArrayProvider(['test.htpl' => '{var}']);
$htpl = new Htpl($provider);
$this->assertSame(false, $htpl->getOptions()['forceCompile']);
$this->assertSame(false, $htpl->getForceCompile());
$htpl->setForceCompile(true);
$this->assertSame(true, $htpl->getOptions()['forceCompile']);
$this->assertSame(true, $htpl->getForceCompile());
}
/**
* Static callback that does the minification.
* The method is called from within the compiled template.
*
* @param array $files List of files that need to minified.
* @param string $type Is it a js or a css minification in question.
* @param Htpl $htpl Current htpl instance.
*
* @throws HtplException
*/
public static function minifyCallback($files, $type, Htpl $htpl)
{
// get minify driver instance
$options = $htpl->getOptions()['minify'];
if (empty($options)) {
throw new HtplException('Missing options for w-minify function.');
}
// get driver
$driver = isset($options['driver']) ? $options['driver'] : '\\Webiny\\Htpl\\Functions\\WMinify\\WMinify';
if (!is_object($driver)) {
$driver = new $driver($htpl);
}
if (!$driver instanceof \Webiny\Htpl\Functions\WMinify\WMinifyAbstract) {
throw new HtplException('Minify driver must implement \\Webiny\\Htpl\\Functions\\WMinify\\WMinifyAbstract.');
}
if ($type == 'js') {
$minifiedFile = $driver->minifyJavaScript($files);
echo '<script type="text/javascript" src="' . $minifiedFile . '"/>';
} else {
if ($type == 'css') {
$minifiedFile = $driver->minifyCss($files);
echo '<link rel="stylesheet" href="' . $minifiedFile . '"/>';
} else {
throw new HtplException(sprintf('Unknown $type value for minify callback: %s', $type));
}
}
}
