107 lines
2.0 KiB
PHP
107 lines
2.0 KiB
PHP
<?php
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declare(strict_types=1);
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namespace ZipStream\Test;
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use Psr\Http\Message\StreamInterface;
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use RuntimeException;
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class EndlessCycleStream implements StreamInterface
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{
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private int $offset = 0;
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public function __construct(private readonly string $toRepeat = '0')
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{
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}
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public function __toString(): string
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{
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throw new RuntimeException('Infinite Stream!');
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}
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public function close(): void
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{
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$this->detach();
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}
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/**
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* @return null
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*/
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public function detach()
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{
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return;
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}
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public function getSize(): ?int
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{
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return null;
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}
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public function tell(): int
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{
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return $this->offset;
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}
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public function eof(): bool
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{
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return false;
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}
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public function isSeekable(): bool
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{
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return true;
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}
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public function seek(int $offset, int $whence = SEEK_SET): void
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{
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switch($whence) {
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case SEEK_SET:
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$this->offset = $offset;
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break;
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case SEEK_CUR:
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$this->offset += $offset;
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break;
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case SEEK_END:
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throw new RuntimeException('Infinite Stream!');
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break;
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}
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}
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public function rewind(): void
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{
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$this->seek(0);
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}
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public function isWritable(): bool
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{
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return false;
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}
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public function write(string $string): int
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{
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throw new RuntimeException('Not writeable');
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}
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public function isReadable(): bool
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{
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return true;
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}
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public function read(int $length): string
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{
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$this->offset += $length;
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return substr(str_repeat($this->toRepeat, (int) ceil($length / strlen($this->toRepeat))), 0, $length);
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}
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public function getContents(): string
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{
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throw new RuntimeException('Infinite Stream!');
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}
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public function getMetadata(?string $key = null): array|null
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{
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return $key !== null ? null : [];
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}
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}
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