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<?php
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namespace Resta\Container;
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use Resta\Support\Utils;
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use Resta\Support\ReflectionProcess;
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use Resta\Foundation\ApplicationProvider;
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class ContainerResolve extends ApplicationProvider
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{
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/**
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* @var null|object
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*/
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private static $reflectionInstance;
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/**
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* container call process with pipeline
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*
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* @param $class
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* @param $param
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* @param callable $callback
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* @return mixed
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*
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* @throws \ReflectionException
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*/
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public function call($class,$param,callable $callback)
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{
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// We use the reflection class to solve
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// the parameters of the class's methods.
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$param = $this->reflectionMethodParameters($class,$param);
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// the results of a number of processes will be given
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// before the container pipeline method is given.
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return $this->app->resolve(ContainerPipelineResolve::class)->handle(
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function() use($class,$param,$callback)
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{
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// as a result
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// we return the resolved class to the callback class
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$params = (object)['class'=>$class,'param'=>$param];
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return call_user_func_array($callback,[$params]);
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});
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}
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/**
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* check parameter for container
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*
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* @param $containers
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* @param $parameter
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* @return array
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*/
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private function checkParameterForContainer($containers,$parameter)
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{
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$containerParameterNameValue = false;
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if(isset($containers[$parameter->getType()->getName()])){
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$parameterNameResolve = $parameter->getType()->getName();
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$containerParameterNameValue = true;
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}
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if(!$containerParameterNameValue && isset($containers[$parameter->getName()])){
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$parameterNameResolve = $parameter->getName();
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$containerParameterNameValue = true;
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}
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// if the parameter is an object and
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// this object is a service container object
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// then the parameter will bind.
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if($parameter->getType()!==null && $containerParameterNameValue){
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// Unpack the container object and
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// bind it to the param variable.
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$parameterName = $parameter->getName();
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//get container object
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$resolveObject = $containers[$parameterNameResolve];
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// if the container object is an object,
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// it is served directly without resolving it.
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$parameterResolve = (is_object($resolveObject))
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? $resolveObject
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: app()->resolve($resolveObject);
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//return result for parameter of the container
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return [$parameterName=>$parameterResolve];
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}
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if($parameter->getType()!== NULL && Utils::isNamespaceExists($parameterNameResolve)){
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// Unpack the container object and
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// bind it to the param variable.
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$parameterName = $parameter->getName();
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$parameterResolve = app()->resolve($parameterNameResolve);
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//return result for parameter of the container
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return [$parameterName=>$parameterResolve];
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}
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return [];
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}
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/**
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* get reflection method
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*
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* @param $class
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* @return mixed
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*/
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private function getReflectionMethod($class)
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{
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if(!isset($class[0],$class[1])){
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exception('containerResolvingMissing')
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->runtime('Container class resolving is missing');
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}
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[$class,$method] = [$class[0],$class[1]];
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return $this->instanceReflection($this->app['reflection']($class))
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->reflectionMethodParams($method);
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}
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/**
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* get instance reflection
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*
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* @param $instance
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* @return object|null
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*/
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public function instanceReflection($instance=null)
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{
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if(is_object($instance) && is_null(static::$reflectionInstance)){
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static::$reflectionInstance = $instance;
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}
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return static::$reflectionInstance;
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}
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/**
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138
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* reflection method parameters
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139
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*
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140
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* @param $class
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141
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* @param $param
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142
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* @return mixed
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*
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* @throws \ReflectionException
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*/
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146
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private function reflectionMethodParameters($class,$param)
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{
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$containers = [];
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149
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150
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//get service container objects.
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if(isset($this->app['serviceContainer'])){
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$containers = $this->app['serviceContainer'];
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}
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155
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// With the reflection class we get the method.
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156
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// and then we get the parameters in array.
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$reflection = $this->getReflectionMethod($class);
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$parameters = $reflection->parameters;
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160
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161
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// we provide the user with the container method document and take action.
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// thus, we help the methods to have a cleaner code structure.
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$this->app->resolve(ContainerMethodDocumentResolver::class,
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['reflection'=>$this->instanceReflection(),'class'=>$class]);
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// we group the parameters into type and
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// name and bind them with the necessary logic.
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foreach ($parameters as $parameter){
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170
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// if the parameter is an object and
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// this object is a service container object
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// then the parameter will bind.
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$checkParameterForContainer = $this->checkParameterForContainer($containers,$parameter);
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$paramMerge = array_merge($param,$checkParameterForContainer);
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// we do some useful logic bind for user benefit.
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$param = app()->resolve(GraceContainer::class,[
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'reflection' => $reflection->reflection
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])->graceContainerBuilder($parameter,$paramMerge);
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}
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return $param;
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}
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} |
php-resta /
resta-core
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