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<?php |
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namespace Kunstmaan\PagePartBundle\PagePartConfigurationReader; |
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use Kunstmaan\PagePartBundle\PagePartAdmin\PagePartAdminConfigurator; |
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use Kunstmaan\PagePartBundle\PagePartAdmin\PagePartAdminConfiguratorInterface; |
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use Symfony\Component\HttpKernel\KernelInterface; |
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use Symfony\Component\Yaml\Yaml; |
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class PagePartConfigurationParser implements PagePartConfigurationParserInterface |
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{ |
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/** |
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* @var KernelInterface |
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*/ |
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private $kernel; |
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private $presets = []; |
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private $stack = []; |
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/** |
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* @param KernelInterface $kernel |
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* @param array $presets |
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*/ |
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public function __construct(KernelInterface $kernel, array $presets = []) |
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{ |
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$this->kernel = $kernel; |
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$this->presets = $presets; |
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} |
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/** |
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* This will read the $name file and parse it to the PageTemplate |
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* |
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* @param string $name |
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* @param PagePartAdminConfiguratorInterface[] $existing |
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* |
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* @return PagePartAdminConfiguratorInterface |
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* |
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* @throws \Exception |
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*/ |
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public function parse($name, array $existing = []) |
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{ |
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if (in_array($name, $this->stack)) { |
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throw new \RuntimeException(sprintf('Recursion detected when parsing %s -> %s', implode(' -> ', $this->stack), $name)); |
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} |
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$this->stack[] = $name; |
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$value = $this->getValue($name); |
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if (!array_key_exists('types', $value)) { |
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$value['types'] = []; |
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} |
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if (array_key_exists('extends', $value)) { |
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$namespace = ''; |
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if (false !== strpos($name, ':')) { |
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$namespace = substr($name, 0, strpos($name, ':') + 1); |
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} |
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foreach ((array) $value['extends'] as $extend) { |
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if (false === strpos($extend, ':')) { |
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$extend = $namespace . $extend; |
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} |
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if (false === isset($existing[$extend])) { |
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$existing[$extend] = $this->parse($extend, $existing); |
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} |
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$value['types'] = array_merge($existing[$extend]->getPossiblePagePartTypes(), $value['types']); |
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} |
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} |
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$types = []; |
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foreach ($value['types'] as $type) { |
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if ('' === (string) $type['class']) { |
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unset($types[$type['name']]); |
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continue; |
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} |
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$types[$type['name']] = ['name' => $type['name'], 'class' => $type['class'], 'preview' => array_key_exists('preview', $type) ? $type['preview'] : '']; |
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if (isset($type['pagelimit'])) { |
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$types[$type['name']]['pagelimit'] = $type['pagelimit']; |
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} |
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} |
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$result = new PagePartAdminConfigurator(); |
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$result->setName($value['name']); |
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$result->setInternalName($name); |
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$result->setPossiblePagePartTypes(array_values($types)); |
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$result->setContext($value['context']); |
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if (isset($value['widget_template'])) { |
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$result->setWidgetTemplate($value['widget_template']); |
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} |
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array_pop($this->stack); |
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return $result; |
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} |
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private function getValue($name) |
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{ |
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if (isset($this->presets[$name])) { |
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return $this->presets[$name]; |
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} |
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$nameParts = explode(':', $name); |
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if (2 !== count($nameParts)) { |
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throw new \Exception(sprintf('Malformed namespaced configuration name "%s" (expecting "namespace:pagename").', |
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$name)); |
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} |
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list($namespace, $name) = $nameParts; |
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$path = $this->kernel->locateResource('@' . $namespace . '/Resources/config/pageparts/' . $name . '.yml'); |
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$value = Yaml::parse(file_get_contents($path)); |
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return $value; |
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} |
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} |
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Our type inference engine in quite powerful, but sometimes the code does not provide enough clues to go by. In these cases we request you to add a
@return
annotation as described here.