AbstractContainer::getAliaseParent() - Code Metrics - drycart/di - Measure and Improve Code Quality continuously with Scrutinizer

AbstractContainer::getAliaseParent() A
last analyzed 2021-01-24 12:37 UTC

↳ Parent: AbstractContainer

Complexity

Conditions	2
Paths	2

Size

Total Lines	7
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	2
eloc	4
nc	2
nop	1
dl	0
loc	7
rs	10
c	0
b	0
f	0

<?php
/*
 * @copyright (c) 2019 Mendel <[email protected]>
 * @license see license.txt
 */
namespace drycart\di;

/**
 * Main code for instantiate our object, magic call etc
 * Abstract, need configuration logic
 * @author Mendel <[email protected]>
 */
abstract class AbstractContainer extends AbstractParametersContainer implements DiInterface
{
    /**
     * Contain our configuration data
     * @var array 
     */
    protected $config = [];
    
    /**
     * Contain stored object (for services)
     * @var array
     */
    private $storage = [];
    
    private $cachedConfig = [];
        
    /**
     * Get prepared config for selected class
     * Add default value for system fields if empty
     * @param string $id 
     * @param bool $required need check if exist, and throw if not
     * @return array
     */
    protected function classConfig(string $id, bool $required = false) : ?array
    {
        if (!isset($this->cachedConfig[$id])) {
            $config = $this->internalConfig($id);
            $this->initRequired($config['#required'] ?? []);
            unset($config['#required']);
            $this->cachedConfig[$id] = $config;
        }
        if($required and is_null($this->cachedConfig[$id])) {
            throw new NotFoundException('Not exist class: '.$id);
        }
        return $this->cachedConfig[$id];
    }
    
    protected function internalConfig(string $id) : ?array
    {
        if (!isset($this->config[$id]) and !class_exists($id)) {
            return null;
        }
        $parentConfig = $this->getParentConfig($id);
        //
        $currentConfig = $this->config[$id] ?? [];
        if (empty($currentConfig['#class']) and !$this->isAlias($id)) {
            $currentConfig['#class'] = $id;
        }
        //
        $config = array_merge($parentConfig, $currentConfig);
        if (!isset($config['#singleton'])) {
            $config['#singleton'] = false;
        }
        return $config;
    }
    
    protected function getParentConfig(string $id) : array 
    {
        if ($this->isAlias($id)) {
            $parentId = $this->getAliaseParent($id);
        } else {
            $parents = class_parents($id);
            $parentId = reset($parents);
        }
        //
        if(!is_string($parentId)) {
            return [];
        }
        return $this->internalConfig($parentId);

    }

    /**
     * Singleton wrapper for internal use
     * @param string $id
     * @param array $config
     * @return mixed
     */
    protected function internalSingleton($id, array $config)
    {
        if (!isset($this->storage[$id])) {
            $this->storage[$id] = $this->internalMake($id, $config);
        } 
        return $this->storage[$id];
    }
    
    /**
     * Create new object using our core
     * @param string $id class name
     * @param array $config
     * @param array $parameters parameters from request
     * @return mixed
     * @throws ContainerException
     */
    protected function internalMake($id, array $config, array $parameters = [])
    {
        $fullParameters = array_merge($parameters, $config);
        $obj = $this->getObject($fullParameters);
        //
        if (!$this->isAlias($id) and !is_a($obj, $id)) {
            throw new ContainerException('Wrong class, will be '.$id);
        }
        return $obj;
    }

    protected function isAlias(string $id) : bool
    {
        return (substr($id, 0, 1) == '#');
    }
    
    protected function getAliaseParent(string $id) : ?string
    {
        $parts = explode(':', $id, 2);
        if(count($parts) == 1) {
            return null;
        }
        return $parts[0];
    }
    
    protected function initRequired(array $requirement) : void
    {
        foreach ($requirement as $className) {
            if (!isset($this->storage[$className])) {
                $this->singleton($className);
            }
        }
    }
    
    /**
     * Get reflector for method/function... i.e. callable
     * @2do: check if it need, maybe it can be done whithout this?
     * @param callable $callable
     * @return array
     */
    protected function getCallableDependency(callable $callable) : array
    {
        if (is_array($callable)) {
            $className = get_class($callable[0]);
            $classReflector = new \ReflectionClass($className);
            return $classReflector->getMethod($callable[1])->getParameters();
        } else {
            return (new \ReflectionFunction($callable))->getParameters();
        }
    }
    
    /**
     * Prepare parameters for callable (add dependency)
     * @param callable $callable
     * @param array $parameters assoc array of parameters
     * @return array prepared parameters
     */
    protected function callableParameters(callable $callable, array $parameters) : array
    {
        $dependency = $this->getCallableDependency($callable);
        return $this->prepareParameters($dependency, $parameters);
    }
    
    private $reflectionCache = [];
    private function getClassDependency(string $className) : array
    {
        if (!class_exists($className)) {
            // Not NotFoundException => it is missconfiguration, i.e. wrong class at config
            throw new ContainerException('Class need to instantiate not exist '.$className);
        }
        if (!isset($this->reflectionCache[$className])) {
            $reflector = new \ReflectionClass($className);
            $constructor = $reflector->getConstructor();
            if (!is_null($constructor)) {
                $this->reflectionCache[$className] = $constructor->getParameters();
            } else {
                $this->reflectionCache[$className] = [];
            }
        }
        return $this->reflectionCache[$className];
    }
    
    /**
     * Instantiate object using parameters array
     * @param array $parameters
     * @return mixed
     */
    private function getObject(array $parameters = [])
    {
        if (isset($parameters['#factory'])) {
            return call_user_func_array($parameters['#factory'], [$parameters, $this]);
        }
        $className = $parameters['#class'];
        //
        $dependency = $this->getClassDependency($className);
        if (!empty($dependency)) {
            $preparedParameters = $this->prepareParameters($dependency, $parameters);
        } else {
            $preparedParameters = [];
        }
        return new $className(...$preparedParameters);
    }
}


1			<?php
2			/*
3			* @copyright (c) 2019 Mendel <[email protected]>
4			* @license see license.txt
5			*/
6			namespace drycart\di;
7
8			/**
9			* Main code for instantiate our object, magic call etc
10			* Abstract, need configuration logic
11			* @author Mendel <[email protected]>
12			*/
13			abstract class AbstractContainer extends AbstractParametersContainer implements DiInterface
14			{
15			/**
16			* Contain our configuration data
17			* @var array
18			*/
19			protected $config = [];
20
21			/**
22			* Contain stored object (for services)
23			* @var array
24			*/
25			private $storage = [];
26
27			private $cachedConfig = [];
28
29			/**
30			* Get prepared config for selected class
31			* Add default value for system fields if empty
32			* @param string $id
33			* @param bool $required need check if exist, and throw if not
34			* @return array
35			*/
36			protected function classConfig(string $id, bool $required = false) : ?array
37			{
38			if (!isset($this->cachedConfig[$id])) {
39			$config = $this->internalConfig($id);
40			$this->initRequired($config['#required'] ?? []);
41			unset($config['#required']);
42			$this->cachedConfig[$id] = $config;
43			}
44			if($required and is_null($this->cachedConfig[$id])) {
45			throw new NotFoundException('Not exist class: '.$id);
46			}
47			return $this->cachedConfig[$id];
48			}
49
50			protected function internalConfig(string $id) : ?array
51			{
52			if (!isset($this->config[$id]) and !class_exists($id)) {
53			return null;
54			}
55			$parentConfig = $this->getParentConfig($id);
56			//
57			$currentConfig = $this->config[$id] ?? [];
58			if (empty($currentConfig['#class']) and !$this->isAlias($id)) {
59			$currentConfig['#class'] = $id;
60			}
61			//
62			$config = array_merge($parentConfig, $currentConfig);
63			if (!isset($config['#singleton'])) {
64			$config['#singleton'] = false;
65			}
66			return $config;
67			}
68
69			protected function getParentConfig(string $id) : array
70			{
71			if ($this->isAlias($id)) {
72			$parentId = $this->getAliaseParent($id);
73			} else {
74			$parents = class_parents($id);
75			$parentId = reset($parents);
76			}
77			//
78			if(!is_string($parentId)) {
79			return [];
80			}
81			return $this->internalConfig($parentId);
			0 ignored issues – show Bug Best Practice introduced 2021-01-24 12:37 UTC by Report Bug Copy Issue Report The expression `return $this->internalConfig($parentId)` could return the type `null` which is incompatible with the type-hinted return `array`. Consider adding an additional type-check to rule them out. Loading history...
82			}
83
84			/**
85			* Singleton wrapper for internal use
86			* @param string $id
87			* @param array $config
88			* @return mixed
89			*/
90			protected function internalSingleton($id, array $config)
91			{
92			if (!isset($this->storage[$id])) {
93			$this->storage[$id] = $this->internalMake($id, $config);
94			}
95			return $this->storage[$id];
96			}
97
98			/**
99			* Create new object using our core
100			* @param string $id class name
101			* @param array $config
102			* @param array $parameters parameters from request
103			* @return mixed
104			* @throws ContainerException
105			*/
106			protected function internalMake($id, array $config, array $parameters = [])
107			{
108			$fullParameters = array_merge($parameters, $config);
109			$obj = $this->getObject($fullParameters);
110			//
111			if (!$this->isAlias($id) and !is_a($obj, $id)) {
112			throw new ContainerException('Wrong class, will be '.$id);
113			}
114			return $obj;
115			}
116
117			protected function isAlias(string $id) : bool
118			{
119			return (substr($id, 0, 1) == '#');
120			}
121
122			protected function getAliaseParent(string $id) : ?string
123			{
124			$parts = explode(':', $id, 2);
125			if(count($parts) == 1) {
126			return null;
127			}
128			return $parts[0];
129			}
130
131			protected function initRequired(array $requirement) : void
132			{
133			foreach ($requirement as $className) {
134			if (!isset($this->storage[$className])) {
135			$this->singleton($className);
136			}
137			}
138			}
139
140			/**
141			* Get reflector for method/function... i.e. callable
142			* @2do: check if it need, maybe it can be done whithout this?
143			* @param callable $callable
144			* @return array
145			*/
146			protected function getCallableDependency(callable $callable) : array
147			{
148			if (is_array($callable)) {
149			$className = get_class($callable[0]);
150			$classReflector = new \ReflectionClass($className);
151			return $classReflector->getMethod($callable[1])->getParameters();
152			} else {
153			return (new \ReflectionFunction($callable))->getParameters();
154			}
155			}
156
157			/**
158			* Prepare parameters for callable (add dependency)
159			* @param callable $callable
160			* @param array $parameters assoc array of parameters
161			* @return array prepared parameters
162			*/
163			protected function callableParameters(callable $callable, array $parameters) : array
164			{
165			$dependency = $this->getCallableDependency($callable);
166			return $this->prepareParameters($dependency, $parameters);
167			}
168
169			private $reflectionCache = [];
170			private function getClassDependency(string $className) : array
171			{
172			if (!class_exists($className)) {
173			// Not NotFoundException => it is missconfiguration, i.e. wrong class at config
174			throw new ContainerException('Class need to instantiate not exist '.$className);
175			}
176			if (!isset($this->reflectionCache[$className])) {
177			$reflector = new \ReflectionClass($className);
178			$constructor = $reflector->getConstructor();
179			if (!is_null($constructor)) {
180			$this->reflectionCache[$className] = $constructor->getParameters();
181			} else {
182			$this->reflectionCache[$className] = [];
183			}
184			}
185			return $this->reflectionCache[$className];
186			}
187
188			/**
189			* Instantiate object using parameters array
190			* @param array $parameters
191			* @return mixed
192			*/
193			private function getObject(array $parameters = [])
194			{
195			if (isset($parameters['#factory'])) {
196			return call_user_func_array($parameters['#factory'], [$parameters, $this]);
197			}
198			$className = $parameters['#class'];
199			//
200			$dependency = $this->getClassDependency($className);
201			if (!empty($dependency)) {
202			$preparedParameters = $this->prepareParameters($dependency, $parameters);
203			} else {
204			$preparedParameters = [];
205			}
206			return new $className(...$preparedParameters);
207			}
208			}
209

drycart / di

AbstractContainer::getAliaseParent() A last analyzed 2021-01-24 12:37 UTC

Complexity

Size

Duplication

Importance

Duplication Side-by-Side

Filter issues like

AbstractContainer::getAliaseParent() A
last analyzed 2021-01-24 12:37 UTC