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<?php |
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declare(strict_types=1); |
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namespace roxblnfk\SmartStream\Stream; |
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use Psr\Http\Message\StreamInterface; |
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use roxblnfk\SmartStream\ConverterInterface; |
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use roxblnfk\SmartStream\ConverterMatcherInterface; |
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use roxblnfk\SmartStream\Data\DataBucket; |
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use roxblnfk\SmartStream\Exception\ConverterNotFoundException; |
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use roxblnfk\SmartStream\Matching\MatchingResult; |
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use RuntimeException; |
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final class BucketStream implements StreamInterface |
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{ |
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private ConverterMatcherInterface $converterMatcher; |
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private ?DataBucket $bucket; |
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private ?GeneratorStream $stream = null; |
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private ?MatchingResult $matchedResult = null; |
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public function __construct(ConverterMatcherInterface $converterMatcher, DataBucket $bucket) |
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{ |
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$this->bucket = $bucket; |
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$this->converterMatcher = $converterMatcher; |
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if ($bucket->isConvertable()) { |
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$result = $this->converterMatcher->match($this->bucket); |
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// if should be converted but no converter was found |
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if ($result === null && $bucket->hasFormat()) { |
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throw new ConverterNotFoundException($bucket->getFormat()); |
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} |
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$this->matchedResult = $result; |
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} |
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} |
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public function __toString(): string |
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{ |
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try { |
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if ($this->isSeekable()) { |
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$this->seek(0); |
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} |
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return $this->getContents(); |
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} catch (\Exception $e) { |
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return ''; |
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} |
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} |
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public function close(): void |
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{ |
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$this->detach(); |
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} |
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public function detach() |
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{ |
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$this->matchedResult = null; |
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$this->stream = null; |
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$this->bucket = null; |
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return null; |
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} |
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public function getSize(): ?int |
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{ |
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return $this->stream === null ? null : $this->stream->getSize(); |
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} |
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public function tell(): int |
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{ |
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return $this->stream === null ? 0 : $this->stream->tell(); |
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} |
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public function eof(): bool |
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{ |
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if ($this->bucket === null) { |
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return true; |
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} |
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return $this->stream === null ? false : $this->stream->eof(); |
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} |
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public function isSeekable(): bool |
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{ |
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return false; |
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} |
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public function seek($offset, $whence = \SEEK_SET): void |
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{ |
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throw new RuntimeException('Stream is not seekable.'); |
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} |
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public function rewind(): void |
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{ |
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if ($this->stream !== null) { |
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$this->stream->rewind(); |
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} |
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} |
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public function isWritable(): bool |
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{ |
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return false; |
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} |
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public function write($string): int |
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{ |
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throw new RuntimeException('Cannot write to a non-writable stream.'); |
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} |
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public function isReadable(): bool |
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{ |
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if ($this->matchedResult === null) { |
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return false; |
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} |
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$this->initConverter(); |
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return $this->stream === null ? false : $this->stream->isReadable(); |
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} |
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public function read($length): string |
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{ |
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if (!$this->isReadable()) { |
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throw new RuntimeException('Stream should be rendered.'); |
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} |
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# read generator stream |
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return $this->stream->read($length); |
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} |
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public function getContents(): string |
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{ |
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if ($this->bucket === null) { |
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throw new \RuntimeException('Unable to read stream contents'); |
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} |
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$content = ''; |
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while (!$this->eof()) { |
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$content .= $this->read(PHP_INT_MAX); |
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} |
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return $content; |
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} |
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public function getMetadata($key = null) |
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{ |
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if ($this->bucket === null) { |
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return $key ? null : []; |
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} |
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$meta = [ |
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'seekable' => $this->isSeekable(), |
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'eof' => $this->eof(), |
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]; |
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if (null === $key) { |
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return $meta; |
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} |
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return $meta[$key] ?? null; |
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} |
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public function withBucket(DataBucket $bucket): self |
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{ |
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return new static($this->converterMatcher, $bucket); |
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} |
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public function hasConverter(): bool |
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{ |
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return $this->matchedResult !== null; |
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} |
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public function getConverter(): ?ConverterInterface |
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{ |
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return $this->matchedResult === null ? null : $this->matchedResult->getConverter(); |
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} |
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public function hasBucketFormat(): bool |
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{ |
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return $this->bucket === null ? false : $this->bucket->hasFormat(); |
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} |
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public function getBucketFormat(): ?string |
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{ |
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return $this->bucket === null ? null : $this->bucket->getFormat(); |
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} |
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public function hasMatchedFormat(): bool |
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{ |
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return $this->matchedResult !== null; |
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} |
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public function getMatchedFormat(): ?string |
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{ |
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return $this->matchedResult === null ? null : $this->matchedResult->getFormat(); |
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} |
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public function isRenderStarted(): bool |
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{ |
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return $this->stream !== null; |
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} |
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public function getBucket(): ?DataBucket |
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{ |
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return $this->bucket; |
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} |
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public function getMatchedResult(): ?MatchingResult |
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{ |
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return $this->matchedResult; |
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} |
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private function initConverter(): bool |
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{ |
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if ($this->stream !== null) { |
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return true; |
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} |
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if ($this->matchedResult === null || $this->bucket === null) { |
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return false; |
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} |
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$this->stream = new GeneratorStream($this->matchedResult->getConverter()->convert($this->bucket)); |
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return true; |
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} |
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} |
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roxblnfk /
smart-stream
This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.
This is most likely a typographical error or the method has been renamed.