public function importContent($package, $item, $language = '', $validate = true) {
	    //load and validate the package
	    $packageParser = new PackageParser($package);
	    $packageParser->validate();
	    
	    if($packageParser->isValid()){
	    
	        //extract the package
	        $folder = $packageParser->extract();
	        if(!is_dir($folder)){
	            throw new taoItems_models_classes_Import_ExtractException();
	        }
	    
	        //load and validate the manifest
	        $fileParser = new tao_models_classes_Parser($folder .'index.html', array('extension' => 'html'));
	        $taoItemsBasePath = common_ext_ExtensionsManager::singleton()->getExtensionById('taoItems')->getDir();
	        $fileParser->validate($taoItemsBasePath.'/models/classes/data/xhtml/xhtml.xsd');
	    
	        if(!$validate || $fileParser->isValid()){
	    
	            $dir = taoItems_models_classes_ItemsService::singleton()->getItemDirectory($item);
	            foreach (
	                $iterator = new \RecursiveIteratorIterator(
	                    new \RecursiveDirectoryIterator($folder, \RecursiveDirectoryIterator::SKIP_DOTS),
	                    \RecursiveIteratorIterator::SELF_FIRST) as $content
	            ) {
	                if (!$content->isDir()) {
	                    common_Logger::i('Upload '.$content.' to '.$iterator->getSubPathName());
	                    $file = $dir->getFile($iterator->getSubPathName());
	                    $fh = fopen($content, 'r');
	                    $file->write($fh);
	                    fclose($fh);
	                }
	            }
	            $returnValue = common_report_Report::createSuccess(__('%s was successfully replaced', $item->getLabel()), $item);
	        } else {
	            helpers_File::remove($folder);
	            $returnValue = $fileParser->getReport();
	            $returnValue->setTitle(__('Validation of the imported file has failed'));
	        }
	    } else {
	        $returnValue = $packageParser->getReport();
	        $returnValue->setTitle(__('Validation of the imported package has failed'));
	    }
	    return $returnValue;
	}