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<?php |
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declare(strict_types=1); |
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namespace Ctw\Middleware\TidyMiddleware; |
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use Ctw\Middleware\AbstractMiddleware; |
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abstract class AbstractTidyMiddleware extends AbstractMiddleware |
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{ |
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/** |
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* Default Tidy config (overwrite in site config) |
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* |
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* @var array |
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*/ |
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private array $config |
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= [ |
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'char-encoding' => 'utf8', |
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'doctype' => 'html5', |
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//'new-blocklevel-tags' => 'article,header,footer,section,nav,aside', |
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//'new-inline-tags' => 'video,audio,canvas,ruby,rt,rp', |
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'bare' => true, |
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'break-before-br' => true, |
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'indent' => false, |
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'indent-spaces' => 0, |
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'logical-emphasis' => true, |
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'numeric-entities' => true, |
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'quiet' => true, |
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'quote-ampersand' => false, |
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'tidy-mark' => false, |
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'uppercase-tags' => false, |
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'vertical-space' => false, |
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'wrap' => 10000, |
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'wrap-attributes' => false, |
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'write-back' => true, |
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]; |
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public function getConfig(): array |
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{ |
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return $this->config; |
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} |
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public function setConfig(array $config): self |
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{ |
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$this->config = $config; |
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return $this; |
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} |
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protected function postProcess(string $htmlModified): string |
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{ |
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$htmlModified = $this->trim($htmlModified); |
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$htmlModified = $this->doctype($htmlModified); |
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return $htmlModified; |
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} |
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private function trim(string $htmlModified): string |
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{ |
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return trim($htmlModified); |
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} |
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/** |
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* Tidy removes the doctype when parsing HTML5 (bug?). |
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* This causes the browser to switch to quirks mode, which is undesirable. |
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* This method re-adds the doctype in the case of HTML5. |
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* |
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* @param string $htmlModified |
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* |
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* @return string |
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*/ |
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private function doctype(string $htmlModified): string |
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{ |
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$config = $this->getConfig(); |
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if (!isset($config['doctype'])) { |
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return $htmlModified; |
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} |
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if ('html5' !== $config['doctype']) { |
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return $htmlModified; |
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} |
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$prefix = '<!DOCTYPE html>'; |
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if ($prefix === substr($htmlModified, 0, strlen($prefix))) { |
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return $htmlModified; |
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} |
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return $prefix . PHP_EOL . $htmlModified; |
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} |
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} |
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jonathanmaron /
ctw-middleware-tidy
