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<?php |
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/** |
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* CMS Pico - Create websites using Pico CMS for Nextcloud. |
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* |
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* @copyright Copyright (c) 2019, Daniel Rudolf (<[email protected]>) |
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* |
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* @license GNU AGPL version 3 or any later version |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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declare(strict_types=1); |
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namespace OCA\CMSPico\Http; |
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use OCA\CMSPico\Model\PicoAsset; |
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use OCP\AppFramework\Http\DownloadResponse; |
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use OCP\AppFramework\Http\EmptyContentSecurityPolicy; |
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class PicoAssetResponse extends DownloadResponse |
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{ |
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/** @var PicoAsset */ |
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private $asset; |
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/** @var array<string,int> */ |
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private $cacheFor = [ |
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'application/font-sfnt' => 2592000, |
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'application/font-woff' => 2592000, |
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'application/javascript' => 604800, |
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'application/json' => 604800, |
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'application/vnd.ms-fontobject' => 2592000, |
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'image/bmp' => 2592000, |
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'image/gif' => 2592000, |
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'image/jpeg' => 2592000, |
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'image/png' => 2592000, |
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'image/svg+xml' => 2592000, |
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'image/tiff' => 2592000, |
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'image/vnd.microsoft.icon' => 2592000, |
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'image/webp' => 2592000, |
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'image/x-icon' => 2592000, |
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'text/css' => 604800, |
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]; |
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/** |
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* PicoAssetResponse constructor. |
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* |
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* @param PicoAsset $asset |
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* @param bool $enableCache |
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* @param bool $enableSecureMimeType |
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*/ |
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public function __construct(PicoAsset $asset, bool $enableCache = true, bool $enableSecureMimeType = true) |
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{ |
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3 |
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$this->asset = $asset; |
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parent::setContentSecurityPolicy(new PicoContentSecurityPolicy()); |
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3 |
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$mimeType = $asset->getMimeType(); |
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$contentType = $enableSecureMimeType ? $asset->getSecureMimeType() : $mimeType; |
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parent::__construct($asset->getName(), $contentType); |
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3 |
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$this->setETag($asset->getEtag()); |
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3 |
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$this->setLastModified($asset->getLastModified()); |
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if ($enableCache && isset($this->cacheFor[$mimeType])) { |
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$this->cacheFor($this->cacheFor[$mimeType], $asset->isPublicAsset()); |
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} else { |
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$this->cacheFor(0); |
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} |
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} |
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/** |
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* @param EmptyContentSecurityPolicy $csp |
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* |
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* @return $this |
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*/ |
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public function setContentSecurityPolicy(EmptyContentSecurityPolicy $csp): self |
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{ |
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if (!($csp instanceof PicoContentSecurityPolicy)) { |
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// Pico really needs its own CSP... |
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return $this; |
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} |
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parent::setContentSecurityPolicy($csp); |
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return $this; |
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} |
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/** |
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* @param int $cacheSeconds |
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* @param bool $public |
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* |
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* @return $this |
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*/ |
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public function cacheFor(int $cacheSeconds, bool $public = false, bool $immutable = false): self |
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{ |
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if ($cacheSeconds > 0) { |
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$pragma = $public ? 'public' : 'private'; |
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$maxAge = 'max-age=' . $cacheSeconds; |
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$this->addHeader('Cache-Control', $pragma . ',' . $maxAge . ($immutable ? ', immutable' : '')); |
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$this->addHeader('Pragma', $pragma); |
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try { |
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$expires = new \DateTime(); |
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$expires->add(new \DateInterval('PT' . $cacheSeconds . 'S')); |
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$this->addHeader('Expires', $expires->format(\DateTime::RFC2822)); |
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} catch (\Exception $e) { |
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// ignore DateTime and DateInterval exceptions |
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} |
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} else { |
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$this->addHeader('Cache-Control', 'no-cache, must-revalidate'); |
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$this->addHeader('Pragma', 'no-cache'); |
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$this->addHeader('Expires', null); |
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} |
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return $this; |
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} |
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/** |
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* @return $this |
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*/ |
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public function noCache(): self |
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{ |
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$this->addHeader('Cache-Control', 'no-cache, no-store, must-revalidate'); |
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$this->addHeader('Pragma', 'no-cache'); |
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$this->addHeader('Expires', null); |
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return $this; |
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} |
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/** |
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* @return string |
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*/ |
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1 |
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public function render(): string |
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{ |
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1 |
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return $this->asset->getContent(); |
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} |
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} |
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nextcloud /
cms_pico
