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<?php |
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declare(strict_types=1); |
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namespace Conia\Chuck\Di; |
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use Closure; |
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use Conia\Chuck\Exception\ContainerException; |
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use Conia\Chuck\Exception\NotFoundException; |
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use Conia\Chuck\Registry; |
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use ReflectionClass; |
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use ReflectionFunction; |
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use ReflectionFunctionAbstract; |
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use ReflectionMethod; |
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use ReflectionNamedType; |
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use ReflectionObject; |
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use ReflectionParameter; |
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use Throwable; |
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class Resolver |
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{ |
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public function __construct(protected readonly Registry $registry) |
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{ |
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162 |
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} |
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/** @psalm-param class-string $class */ |
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public function autowire(string $class, array $predefinedArgs = []): object |
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{ |
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if (!$this->registry->autowire) { |
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try { |
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$this->registry->new($class, ...$predefinedArgs); |
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} catch (Throwable $e) { |
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throw new ContainerException( |
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"Autowiring is turned off. Tried to instantiate class '{$class}'" |
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); |
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} |
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} |
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$rc = new ReflectionClass($class); |
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$args = $this->resolveConstructorArgs($rc, $predefinedArgs); |
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try { |
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return $this->resolveCallAttributes($rc->newInstance(...$args)); |
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} catch (Throwable $e) { |
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throw new ContainerException( |
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'Autowiring unresolvable: ' . $class . ' Details: ' . $e->getMessage() |
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); |
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} |
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} |
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public function resolveCallAttributes(object $instance): object |
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{ |
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$callAttrs = (new ReflectionObject($instance))->getAttributes(Call::class); |
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// See if the attribute itself has one or more Call attributes. If so, |
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// resolve/autowire the arguments of the method it states and call it. |
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foreach ($callAttrs as $callAttr) { |
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$callAttr = $callAttr->newInstance(); |
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$methodToResolve = $callAttr->method; |
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/** @psalm-var callable */ |
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$callable = [$instance, $methodToResolve]; |
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$args = $this->resolveCallableArgs($callable, $callAttr->args); |
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$callable(...$args); |
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} |
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return $instance; |
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} |
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public function resolveParam(ReflectionParameter $param): mixed |
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{ |
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$type = $param->getType(); |
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if ($type instanceof ReflectionNamedType) { |
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try { |
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return $this->registry->get(ltrim($type->getName(), '?')); |
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} catch (NotFoundException $e) { |
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if ($param->isDefaultValueAvailable()) { |
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return $param->getDefaultValue(); |
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} |
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throw $e; |
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} |
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} else { |
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if ($type) { |
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throw new ContainerException( |
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"Autowiring does not support union or intersection types. Source: \n" . |
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$this->getParamInfo($param) |
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); |
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} |
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throw new ContainerException( |
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"Autowired entities need to have typed constructor parameters. Source: \n" . |
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$this->getParamInfo($param) |
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); |
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} |
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} |
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public function getParamInfo(ReflectionParameter $param): string |
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{ |
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$type = $param->getType(); |
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$rf = $param->getDeclaringFunction(); |
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$rc = null; |
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if ($rf instanceof ReflectionMethod) { |
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$rc = $rf->getDeclaringClass(); |
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} |
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return ($rc ? $rc->getName() . '::' : '') . |
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($rf->getName() . '(..., ') . |
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($type ? (string)$type . ' ' : '') . |
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'$' . $param->getName() . ', ...)'; |
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} |
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/** @psalm-param callable-array|callable $callable */ |
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public function resolveCallableArgs(array|callable $callable, array $predefinedArgs = []): array |
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{ |
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$callable = Closure::fromCallable($callable); |
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$rf = new ReflectionFunction($callable); |
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$predefinedArgs = array_merge($this->getInjectedArgs($rf), $predefinedArgs); |
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return $this->resolveArgs($rf, $predefinedArgs); |
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} |
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125
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/** @psalm-param ReflectionClass|class-string $class */ |
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102 |
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public function resolveConstructorArgs(ReflectionClass|string $class, array $predefinedArgs = []): array |
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{ |
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102 |
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$rc = is_string($class) ? new ReflectionClass($class) : $class; |
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102 |
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$constructor = $rc->getConstructor(); |
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131
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102 |
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if ($constructor) { |
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$combinedArgs = array_merge($this->getInjectedArgs($constructor), $predefinedArgs); |
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return $this->resolveArgs($constructor, $combinedArgs); |
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} |
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return $predefinedArgs; |
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} |
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140
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100 |
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protected function resolveArgs( |
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?ReflectionFunctionAbstract $rf, |
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array $predefinedArgs = [], |
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): array { |
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100 |
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$args = []; |
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100 |
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if ($rf) { |
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foreach ($rf->getParameters() as $param) { |
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$name = $param->getName(); |
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150
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56 |
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if (isset($predefinedArgs[$name])) { |
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/** @psalm-var list<mixed> */ |
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$args[] = $predefinedArgs[$name]; |
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} else { |
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/** @psalm-var list<mixed> */ |
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$args[] = $this->resolveParam($param); |
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} |
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} |
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} |
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96 |
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return $args; |
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} |
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100 |
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protected function getInjectedArgs(ReflectionFunctionAbstract $rf): array |
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164
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{ |
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/** @psalm-var array<non-empty-string, mixed> */ |
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100 |
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$result = []; |
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100 |
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$injectAttrs = $rf->getAttributes(Inject::class); |
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169
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100 |
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foreach ($injectAttrs as $injectAttr) { |
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3 |
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$instance = $injectAttr->newInstance(); |
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172
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/** @psalm-suppress MixedAssignment */ |
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3 |
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foreach ($instance->args as $name => $value) { |
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3 |
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assert(is_string($name)); |
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176
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3 |
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if (is_string($value)) { |
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3 |
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if ($this->registry->has($value)) { |
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3 |
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$result[$name] = $this->registry->get($value); |
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3 |
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} elseif (class_exists($value)) { |
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2 |
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$result[$name] = $this->autowire($value); |
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} else { |
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3 |
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$result[$name] = $value; |
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} |
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} else { |
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2 |
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$result[$name] = $value; |
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} |
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187
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} |
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} |
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189
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190
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100 |
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return $result; |
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191
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} |
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192
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} |
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193
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coniadev /
chuck
