/**
* @param ContainerInterface $container
* @return PhptalEngine
*/
public function __invoke(ContainerInterface $container)
{
$config = $container->has('config') ? $container->get('config') : [];
if (!is_array($config) && !$config instanceof ArrayObject) {
throw new Exception\InvalidConfigException(sprintf('"config" service must be an array or ArrayObject for the %s to be able to consume it; received %s', __CLASS__, is_object($config) ? get_class($config) : gettype($config)));
}
// Set debug mode
$debug = array_key_exists('debug', $config) ? (bool) $config['debug'] : false;
$config = $this->mergeConfig($config);
// Create the engine instance:
$engine = new PhptalEngine();
// Change the compiled code destination if set in the config
if (isset($config['cache_dir'])) {
$engine->setPhpCodeDestination($config['cache_dir']);
}
// Configure the encoding
if (isset($config['encoding'])) {
$engine->setEncoding($config['encoding']);
}
// Configure the output mode
$outputMode = isset($config['output_mode']) ? $config['output_mode'] : PHPTAL::HTML5;
$engine->setOutputMode($outputMode);
// Set template repositories
if (isset($config['paths'])) {
$engine->setTemplateRepository($config['paths']);
}
// Configure cache lifetime
if (isset($config['cache_lifetime'])) {
$engine->setCacheLifetime($config['cache_lifetime']);
}
// If purging of the tal template cache is enabled
// find all template cache files and delete them
$cachePurgeMode = isset($config['cache_purge_mode']) ? (bool) $config['cache_purge_mode'] : false;
if ($cachePurgeMode) {
$cacheFolder = $engine->getPhpCodeDestination();
if (is_dir($cacheFolder)) {
foreach (new DirectoryIterator($cacheFolder) as $cacheItem) {
if (strncmp($cacheItem->getFilename(), 'tpl_', 4) != 0 || $cacheItem->isdir()) {
continue;
}
@unlink($cacheItem->getPathname());
}
}
}
// Configure the whitespace compression mode
$compressWhitespace = isset($config['compress_whitespace']) ? (bool) $config['compress_whitespace'] : false;
if ($compressWhitespace) {
$engine->addPreFilter(new PHPTAL_PreFilter_Compress());
}
// Strip html comments and compress un-needed whitespace
$stripComments = isset($config['strip_comments']) ? (bool) $config['strip_comments'] : false;
if ($stripComments) {
$engine->addPreFilter(new PHPTAL_PreFilter_StripComments());
}
if ($debug) {
$engine->setForceReparse(true);
}
$this->injectHelpers($engine, $container);
return $engine;
}
/**
* Renders a template.
* @param string $name A template name
* @param array $parameters An array of parameters to pass to the template
* the default options engine can be override by $parameters['_engine_'][option]
* @return string The evaluated template as a string
*
* @throws \InvalidArgumentException if the template does not exist
* @throws \RuntimeException if the template cannot be rendered
*/
public function render($name, array $parameters = array() )
{
$template = new \PHPTAL();
// engine options by parameters to relpace configuration
if(isset($parameters['_engine_'])&&(is_array($parameters['_engine_']))){
$options = $parameters['_engine_'];
}else{
$options = array();
}
// code cache destination
$tmpdir = (isset($options['cache_dir']))?$options['cache_dir']:$this->options['cache_dir'];
if(!is_dir($tmpdir)){mkdir($tmpdir);}
$template->setPhpCodeDestination($tmpdir);
// code cache durration
$template->setCacheLifetime( (isset($options['cache_dir']))?$options['cache_lifetime']:$this->options['cache_lifetime'] );
// encoding
$template->setEncoding( (isset($options['charset']))?$options['charset']:$this->options['charset'] );
// output mod
if(!isset($options['output_format'])){
$options['output_format'] = $this->options['output_mode'];
}
if($options['output_format']=='XHTML'){
$template->setOutputMode( \PHPTAL::XHTML );
}elseif($options['output_format']=='HTML5'){
$template->setOutputMode( \PHPTAL::HTML5 );
}elseif($options['output_format']=='XML'){
$template->setOutputMode( \PHPTAL::XML );
}else{
throw new \InvalidArgumentException('Unsupported output mode ' . $options['output_format']);
}
// force reparse (for debug prefilter)
$template->setForceReparse( (isset($options['force_reparse']))?$options['force_reparse']:$this->options['force_reparse'] );
// pre filters
$filtres = $this->options['pre_filters'];
foreach($filtres as $filtre){
$template->addPreFilter( new $filtre['class']($filtre['params']) );
}
// post filters
$filtres = $this->options['post_filters'];
if($filtres){
$template->setPostFilter(new PhptalPostFilters($filtres));
}
// set SourceResolver
if(!isset($options['resolver'])){
$template->addSourceResolver($this->resolver);
}else{
if($this->container->has($options['resolver'])){
$resolver = $this->container->get($options['resolver']);
$r = new \ReflectionClass( get_class($resolver) );
if (!$r->implementsInterface('Neni\\PhptalBundle\\Phptal\\PhptalResolverInterface')) {
throw new \InvalidArgumentException(sprintf('The service "%s" does implements PhptalResolverInterface.', $options['resolver']));
}else{
$template->addSourceResolver( $resolver );
}
}else{
throw new \InvalidArgumentException(sprintf('The service "%s" does not exist.', $options['resolver']));
}
}
// set source template
$template->setTemplate($name);
// set data
if(!isset($options['populater'])){
unset($parameters['_engine_']);
$this->populater->populate($template, $parameters);
}else{
if($this->container->has($options['populater'])){
$populater = $this->container->get($options['populater']);
$r = new \ReflectionClass( get_class($populater) );
if (!$r->implementsInterface('Neni\\PhptalBundle\\Phptal\\PhptalPopulaterInterface')) {
throw new \InvalidArgumentException(sprintf('The service "%s" does implements PhptalPopulaterInterface.', $options['populater']));
}else{
unset($parameters['_engine_']);
$populater->populate($template, $parameters);
}
}else{
throw new \InvalidArgumentException(sprintf('The service "%s" does not exist.', $options['populater']));
}
}
// generic helper
$template->Helper = new PhptalGenericHelper($this->container, $parameters);
// perform
try{
$result = $template->execute();
}catch (PHPTAL_TemplateException $e){
throw new \InvalidArgumentException($e->getMessage(), $e->getCode(), $e);
}
return $result;
}
