public function handle($absolutePath, $relativePath)
    {
        $safePath = $this->safePath($relativePath);
        $this->encodeStimulusImages($absolutePath);

        $info = $this->getItemSource()->add($absolutePath, basename($absolutePath), $safePath);
        \common_Logger::i('Stimulus file \'' . $absolutePath . '\' copied.');

        return $info;
    }