private function readSavedTranslations()
    {
        if (!is_file($this->absPath) || !is_readable($this->absPath)) {
            return null;
        }

        try {
            $savedTranslations = Yaml::parse(file_get_contents($this->absPath), true);
        } catch (ParseException $e) {
            $this->app['logger.flash']->danger('Unable to parse the YAML translations' . $e->getMessage());

            return null;
        }

        if ($savedTranslations === null) {
            return []; // File seems to be empty
        } elseif (!is_array($savedTranslations)) {
            $savedTranslations = [$savedTranslations]; // account for file with one lin
        }

        $flatten = function ($data, $prefix = '') use (&$flatten, &$flattened) {
            if ($prefix) {
                $prefix .= '.';
            }
            foreach ($data as $key => $value) {
                if (is_array($value)) {
                    $flatten($value, $prefix . $key);
                } else {
                    $flattened[$prefix . $key] = ($value === null) ? '' : $value;
                }
            }
        };
        $flattened = [];
        $flatten($savedTranslations);

        return $flattened;
    }