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<?php |
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declare(strict_types=1); |
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namespace Furious\Psr7\Filter; |
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use Furious\Psr7\Exception\InvalidArgumentException; |
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use Furious\Psr7\Exception\InvalidPortException; |
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use function is_string; |
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use function preg_replace_callback; |
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use function rawurlencode; |
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final class UriFilter |
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{ |
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private const SCENARIOS = [ |
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'http' => 80, |
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'https' => 443 |
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]; |
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private const CHAR_UNRESERVED = 'a-zA-Z0-9_\-\.~'; |
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private const CHAR_SUB_DELIMITERS = '!\$&\'\(\)\*\+,;='; |
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public function filterPort(string $scheme, ?int $port): ?int |
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{ |
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if (null === $port) { |
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return null; |
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} |
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$port = (int) $port; |
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if (0 > $port or 0xffff < $port) { |
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throw new InvalidPortException(sprintf('Invalid port: %d. Must be between 0 and 65535', $port)); |
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} |
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return $this->isNonStandardPort($scheme, $port) ? $port : null; |
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} |
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public function filterPath($path): string |
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{ |
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if (!is_string($path)) { |
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throw new InvalidArgumentException('Path must be a string'); |
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} |
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return preg_replace_callback('/(?:[^' . self::CHAR_UNRESERVED . self::CHAR_SUB_DELIMITERS . '%:@\/]++|%(?![A-Fa-f0-9]{2}))/', [__CLASS__, 'rawUrlEncodeMatchZero'], $path); |
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} |
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public function filterQuery($string): string |
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{ |
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if (!is_string($string)) { |
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throw new InvalidPortException('Query must be a string'); |
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} |
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return preg_replace_callback('/(?:[^' . self::CHAR_UNRESERVED . self::CHAR_SUB_DELIMITERS . '%:@\/\?]++|%(?![A-Fa-f0-9]{2}))/', [__CLASS__, 'rawUrlEncodeMatchZero'], $string); |
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} |
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public function filterFragment($string): string |
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{ |
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if (!is_string($string)) { |
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throw new InvalidPortException('Fragment must be a string'); |
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} |
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return preg_replace_callback('/(?:[^' . self::CHAR_UNRESERVED . self::CHAR_SUB_DELIMITERS . '%:@\/\?]++|%(?![A-Fa-f0-9]{2}))/', [__CLASS__, 'rawUrlEncodeMatchZero'], $string); |
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} |
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private function isNonStandardPort(string $scheme, int $port): bool |
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{ |
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return |
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!isset(self::SCENARIOS[$scheme]) or |
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self::SCENARIOS[$scheme] !== $port; |
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} |
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private function rawUrlEncodeMatchZero(array $match): string |
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{ |
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return rawurlencode($match[0]); |
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} |
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} |