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<?php declare(strict_types=1); |
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namespace jschreuder\MiddleDi; |
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use OutOfRangeException; |
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use ReflectionMethod; |
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use SplFileObject; |
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final class DiCachedCompiler implements DiCompilerInterface |
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{ |
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public function __construct( |
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private DiCompilerInterface $compiler, |
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private SplFileObject $file, |
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private int $maxAge = 0 |
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) |
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{ |
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if ($maxAge < 0) { |
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throw new OutOfRangeException('Max age must be greater then zero.'); |
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} |
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} |
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public function compiledClassExists(): bool |
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{ |
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return $this->compiler->compiledClassExists(); |
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} |
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public function compile(): static |
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{ |
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if ($this->compiledClassExists()) { |
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throw new \RuntimeException('Cannot recompile already compiled container'); |
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} |
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if (!$this->validCache()) { |
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$this->writeCacheFile($this->compiler->generateCode()); |
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} |
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include $this->file->getPath(); |
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return $this; |
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} |
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private function writeCacheFile(string $code): void |
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{ |
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$this->file->ftruncate(0); |
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$this->file->fwrite($code); |
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} |
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public function generateCode(): string |
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{ |
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return $this->compiler->generateCode(); |
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} |
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public function processMethod(ReflectionMethod $method): string |
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{ |
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return $this->compiler->processMethod($method); |
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} |
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private function validCache(): bool |
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{ |
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// Return false if there's no file cached |
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if (!$this->file->isFile()) { |
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return false; |
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} |
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// There is a file, when max-age is set to zero it will always be valid |
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if ($this->maxAge === 0) { |
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return true; |
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} |
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// Otherwise return true/false based on if it is older then allowed |
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return (time() - $this->file->getMTime()) < $this->maxAge; |
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} |
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public function newInstance(array ...$args): mixed |
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{ |
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return $this->compiler->newInstance(...$args); |
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} |
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} |
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jschreuder /
Middle-DI
