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<?php |
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namespace Dynamic\Salsify\Traits; |
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use Dynamic\Salsify\Model\Fetcher; |
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use Dynamic\Salsify\Model\Mapper; |
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use SilverStripe\Core\Injector\Injector; |
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/** |
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* Trait InstanceCreator |
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*/ |
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trait InstanceCreator |
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{ |
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/** |
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* @var Fetcher |
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*/ |
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private $fetcher; |
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/** |
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* @var Mapper |
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*/ |
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private $mapper; |
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/** |
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* @return string |
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*/ |
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abstract protected function getImporterKey(); |
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/** |
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* @return string |
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*/ |
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protected function getMapperInstanceString() |
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{ |
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return Mapper::class . '.' . $this->getImporterKey(); |
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} |
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/** |
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* @return string |
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*/ |
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protected function getFetcherInstanceString() |
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{ |
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return Fetcher::class . '.' . $this->getImporterKey(); |
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} |
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/** |
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* @param $className |
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* @return bool |
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*/ |
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protected function hasService($className) |
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{ |
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return Injector::inst()->has($className . '.' . $this->getImporterKey()); |
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} |
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public function createServices() |
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{ |
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if (!Injector::inst()->has($this->getMapperInstanceString())) { |
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Injector::inst()->load([ |
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$this->getMapperInstanceString() => [ |
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'class' => Mapper::class, |
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], |
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]); |
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} |
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if (!Injector::inst()->has($this->getFetcherInstanceString())) { |
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Injector::inst()->load([ |
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$this->getFetcherInstanceString() => [ |
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'class' => Fetcher::class, |
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], |
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]); |
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} |
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} |
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/** |
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* @return Fetcher |
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* @throws \Exception |
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*/ |
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public function getFetcher() |
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{ |
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if (!$this->fetcher) { |
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$this->setFetcher(); |
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} |
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return $this->fetcher; |
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} |
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/** |
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* @throws \Exception |
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*/ |
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protected function setFetcher() |
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{ |
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$this->fetcher = Injector::inst()->createWithArgs($this->getFetcherInstanceString(), [ |
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'importerKey' => $this->getImporterKey(), |
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'noChannel' => property_exists($this, 'noChannel') ? $this->noChannel : false, |
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]); |
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} |
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/** |
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* @return Mapper |
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* @throws \Exception |
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*/ |
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public function getMapper() |
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{ |
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if (!$this->mapper) { |
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$this->setMapper(); |
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} |
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return $this->mapper; |
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} |
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/** |
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* @throws \Exception |
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*/ |
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protected function setMapper() |
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{ |
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$this->mapper = Injector::inst()->createWithArgs($this->getMapperInstanceString(), [ |
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'importerKey' => $this->getImporterKey(), |
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'file' => property_exists($this, 'file') ? $this->file : null, |
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]); |
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$configKeys = [ |
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'apiKey', |
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'timeout', |
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'organizationID', |
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]; |
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for ($i = 0; $i < count($configKeys); $i++) { |
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$currentKey = $configKeys[$i]; |
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$fetcherConfig = $this->getFetcher()->config()->get($currentKey); |
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$this->mapper->config()->set($currentKey, $fetcherConfig); |
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} |
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} |
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} |
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dynamic /
silverstripe-salsify
If the size of the collection does not change during the iteration, it is generally a good practice to compute it beforehand, and not on each iteration: