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<?php |
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/* |
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* This file is part of the FOSHttpCache package. |
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* |
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* (c) FriendsOfSymfony <http://friendsofsymfony.github.com/> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace FOS\HttpCache\ProxyClient; |
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use FOS\HttpCache\ProxyClient\Invalidation\ClearCapable; |
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use FOS\HttpCache\ProxyClient\Invalidation\PurgeCapable; |
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use FOS\HttpCache\ProxyClient\Invalidation\RefreshCapable; |
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use FOS\HttpCache\ProxyClient\Invalidation\TagCapable; |
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use Symfony\Component\HttpFoundation\Request; |
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/** |
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* Fastly HTTP cache invalidator. |
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* |
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* @author Simone Fumagalli <[email protected]> |
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*/ |
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class Fastly extends HttpProxyClient implements ClearCapable, PurgeCapable, RefreshCapable, TagCapable |
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{ |
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/** |
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* @internal |
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*/ |
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const HTTP_METHOD_PURGE = 'PURGE'; |
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/** |
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* {@inheritdoc} |
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* |
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* @see https://docs.fastly.com/api/purge#purge_db35b293f8a724717fcf25628d713583 |
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*/ |
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public function invalidateTags(array $tags) |
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{ |
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$headers = [ |
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'Fastly-Key' => $this->options['authentication_token'], |
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'Accept' => 'application/json', |
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]; |
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if (true === $this->options['soft_purge']) { |
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$headers['Fastly-Soft-Purge'] = 1; |
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} |
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foreach (\array_chunk($tags, 256) as $tagChunk) { |
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$this->queueRequest( |
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Request::METHOD_POST, |
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sprintf('/service/%s/purge', $this->options['service_identifier']), |
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$headers + [ |
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// Can be changed to use json payload if queueRequest is changed to expose possibility to pass body |
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'Surrogate-Key' => implode(' ', $tagChunk), |
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], |
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false |
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); |
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} |
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return $this; |
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} |
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/** |
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* {@inheritdoc} |
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* |
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* @see https://docs.fastly.com/api/purge#soft_purge_0c4f56f3d68e9bed44fb8b638b78ea36 |
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* @see https://docs.fastly.com/guides/purging/authenticating-api-purge-requests#purging-urls-with-an-api-token |
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*/ |
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public function purge($url, array $headers = []) |
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{ |
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$headers['Fastly-Key'] = $this->options['authentication_token']; |
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if (true === $this->options['soft_purge']) { |
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$headers['Fastly-Soft-Purge'] = 1; |
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} |
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$this->queueRequest( |
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self::HTTP_METHOD_PURGE, |
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$url, |
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$headers, |
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false |
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); |
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return $this; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function refresh($url, array $headers = []) |
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{ |
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$headers['Fastly-Key'] = $this->options['authentication_token']; |
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// First soft purge url |
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$this->queueRequest( |
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self::HTTP_METHOD_PURGE, |
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$url, |
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array_merge($headers, ['Fastly-Soft-Purge' => 1]), |
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false |
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); |
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// Secondly make sure refresh is triggered |
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$this->queueRequest( |
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Request::METHOD_HEAD, |
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$url, |
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$headers, |
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false |
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); |
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return $this; |
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} |
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/** |
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* {@inheritdoc} |
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* |
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* @see https://docs.fastly.com/api/purge#purge_bee5ed1a0cfd541e8b9f970a44718546 |
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* |
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* Warning: |
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* - Does not support soft purge, for that use an "all" key. |
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* - Requires a API token of a user with at least Engineer permissions. |
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*/ |
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public function clear() |
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{ |
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$headers = [ |
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'Fastly-Key' => $this->options['authentication_token'], |
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'Accept' => 'application/json', |
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]; |
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$this->queueRequest( |
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Request::METHOD_POST, |
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sprintf('/service/%s/purge_all', $this->options['service_identifier']), |
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$headers, |
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false |
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); |
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return $this; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function configureOptions() |
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{ |
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$resolver = parent::configureOptions(); |
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$resolver->setRequired([ |
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'authentication_token', |
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'service_identifier', |
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'soft_purge', |
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]); |
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$resolver->setDefaults([ |
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'soft_purge' => true, |
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]); |
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return $resolver; |
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} |
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} |
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FriendsOfSymfony /
FOSHttpCache
