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<?php |
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namespace SvImages\Parser; |
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use SvImages\Exception\RuntimeException; |
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use SvImages\Exception\TransformerNotFoundException; |
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use SvImages\Exception\UnexpectedValueException; |
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/** |
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* @author Vytautas Stankus <[email protected]> |
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* @license MIT |
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*/ |
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class UriParser |
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{ |
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/** |
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* @var Result |
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*/ |
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protected $result; |
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/** |
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* @var array |
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*/ |
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protected $options; |
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/** |
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* @param array $options |
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*/ |
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public function __construct(array $options) |
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{ |
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$this->options = $options; |
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$this->result = new Result(); |
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$this->result->setRouteOptions($options); |
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} |
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/** |
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* @param $path |
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* |
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* @return Result|null |
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*/ |
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public function parseUri($path) |
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{ |
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$container = $this->options['container']; |
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if (!preg_match( |
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'/^\/'.preg_quote($container, '/').'(?:\/(?<transformers>[a-zA-Z0-9_\-,\/]+))\/f_key(?<file_path>\/.+)$/', |
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$path, |
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$matches |
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)) { |
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return null; |
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} |
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$result = $this->result; |
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$result->setUriPath($path); |
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$result->setContainer($container); |
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$result->setFilePath($matches['file_path']); |
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$result->setTransformers($this->parseTransformers($matches['transformers'])); |
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return $result; |
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} |
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/** |
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* @param $transformersFromUri |
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* |
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* @return array |
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* |
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* @throws UnexpectedValueException |
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* @throws TransformerNotFoundException |
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* @throws RuntimeException |
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*/ |
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protected function parseTransformers($transformersFromUri) |
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{ |
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$transformers_list = explode('/', $transformersFromUri); |
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$transformers = []; |
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foreach ($transformers_list as $transformer) { |
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if (!preg_match( |
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'/^(?<name>[a-zA-Z0-9_\-]+)(?:,(?<options>[a-zA-Z0-9_\-,]+))?$/', |
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$transformer, |
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$matches |
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)) { |
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throw new UnexpectedValueException("Can't parse transformer options"); |
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} |
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$index = array_search($matches['name'], array_column($this->options['transformers'], 'name')); |
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if (false === $index) { |
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throw new TransformerNotFoundException(sprintf( |
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"Transformer '%s' does not exist in '%s' container.", |
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$matches['name'], |
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$this->options['container'] |
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)); |
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} |
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$item = $this->options['transformers'][$index]; |
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if (!array_key_exists('type', $item)) { |
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throw new RuntimeException("Transformer type is not set"); |
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} |
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$transformer = [ |
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'type' => $item['type'], |
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'options' => null, |
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]; |
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if (array_key_exists('defaults', $item)) { |
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$transformer['defaults'] = $item['defaults']; |
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} |
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if (array_key_exists('allow_options_override', $item)) { |
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$allow_override_options = $item['allow_options_override']; |
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} else { |
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$allow_override_options = $this->options['allow_options_override']; |
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} |
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if (true === $allow_override_options && array_key_exists('options', $matches)) { |
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$transformer['options'] = $matches['options']; |
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} |
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$transformers[] = $transformer; |
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} |
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return $transformers; |
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} |
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} |
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svycka /
sv-images
