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<?php |
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namespace SilverStripe\i18n\Messages; |
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use SilverStripe\Dev\Debug; |
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use Symfony\Component\Translation\Exception\InvalidResourceException; |
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use Symfony\Component\Yaml\Exception\ParseException; |
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use Symfony\Component\Yaml\Parser; |
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class YamlReader implements Reader |
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{ |
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/** |
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* @var Parser |
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*/ |
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protected $parser = null; |
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/** |
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* @return Parser |
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*/ |
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protected function getParser() |
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{ |
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if (!$this->parser) { |
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$this->parser = new Parser(); |
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} |
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return $this->parser; |
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} |
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public function read($locale, $path) |
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{ |
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try { |
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if (!file_exists($path)) { |
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return []; |
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} |
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// Load |
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$yaml = $this->getParser()->parse(file_get_contents($path)); |
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if (empty($yaml[$locale])) { |
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return []; |
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} |
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// Normalise messages |
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return $this->normaliseMessages($yaml[$locale]); |
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} catch (ParseException $exception) { |
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var_dump($exception); |
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throw new InvalidResourceException(sprintf('Error parsing YAML, invalid file "%s"', $path), 0, $exception); |
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} |
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} |
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/** |
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* Flatten [class => [ key1 => value1, key2 => value2]] into [class.key1 => value1, class.key2 => value2] |
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* |
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* Inverse of YamlWriter::denormaliseMessages() |
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* |
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* @param array $entities |
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* @return mixed |
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*/ |
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protected function normaliseMessages($entities) |
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{ |
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$messages = []; |
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// Squash second and third levels together (class.key) |
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foreach ($entities as $class => $keys) { |
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// Check if namespace omits class |
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if (!is_array($keys)) { |
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$messages[$class] = $keys; |
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} else { |
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foreach ($keys as $key => $value) { |
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$fullKey = "{$class}.{$key}"; |
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$messages[$fullKey] = $value; |
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} |
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} |
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} |
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ksort($messages); |
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return $messages; |
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} |
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} |
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silverstripe /
silverstripe-framework
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