59 lines
1.4 KiB
PHP
59 lines
1.4 KiB
PHP
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<?php
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// IfRangeHeader.php
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// Created: 2022-02-14
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// Updated: 2022-02-27
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namespace Index\Http\Headers;
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use DateTimeInterface;
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use Index\DateTime;
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use Index\Http\HttpHeader;
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class IfRangeHeader {
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private ?string $tag;
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private ?DateTime $dateTime;
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public function __construct(?string $tag, ?DateTime $dateTime) {
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$this->tag = $tag;
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$this->dateTime = $dateTime;
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}
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public function hasTag(): bool {
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return $this->tag !== null;
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}
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public function getTag(): string {
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return $this->tag;
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}
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public function hasDateTime(): bool {
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return $this->dateTime !== null;
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}
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public function getDateTime(): DateTime {
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return $this->dateTime;
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}
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public function matches(string|DateTimeInterface $other): bool {
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if($this->hasTag() && is_string($other)) {
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if(str_starts_with($other, 'W/"'))
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return false;
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return $this->tag === $other;
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}
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if($this->hasDateTime() && $other instanceof DateTimeInterface)
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return $this->dateTime->isLessThanOrEqual($other);
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return false;
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}
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public static function parse(HttpHeader $header): IfRangeHeader {
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$line = $header->getFirstLine();
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if($line[0] !== '"' && !str_starts_with($line, 'W/"'))
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return new IfRangeHeader(null, DateTime::createFromFormat(\DateTimeInterface::RFC7231, $line));
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return new IfRangeHeader($line, null);
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}
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}
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