Proxy.php$1 ➔ setStatic() - Code Metrics - Inspection of "Update" - mpyw/privator - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Pull Request — master (#5)

by Ryosuke

created 2021-06-24 15:50 UTC

Proxy.php$1 ➔ setStatic() A

↳ Parent: anonymous//src/Proxy.php$1

Complexity

Conditions

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	2

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
c	1
b	0
f	0
dl	0
loc	3
ccs	0
cts	0
cp	0
rs	10
cc	1
crap	2

<?php

namespace Mpyw\Privator;

class Proxy
{
    /**
     * Create anonymous proxy class of your class.
     *
     * @param  string $classname
     * @return mixed
     */
    public static function get(string $classname)
    {
        return new class($classname) implements ClassProxyInterface {
            private static $rc;

            /**
             * @param string $classname
             */
            public function __construct(string $classname)
            {
                self::$rc = new \ReflectionClass($classname);
            }

            /**
             * Call static method of your class.
             *
             * @param  string $name
             * @param  array  $args
             * @return mixed
             */
            public static function __callStatic(string $name, array $args)
            {
                $rc = self::$rc;
                if (\method_exists($rc->name, $name)) {
                    $rm = $rc->getMethod($name);
                    if (!$rm->isStatic()) {
                        throw new ProxyException(
                            "Non-static method called statically: " .
                            "$rc->name::$name()"
                        );
                    }
                    $rm->setAccessible(true);
                    return $rm->invokeArgs(null, $args);
                }
                if (\method_exists($rc->name, '__callStatic')) {
                    return $rc->name::$name(...$args);
                }
                throw new ProxyException(
                    "Call to undefined method: $rc->name::$name()"
                );
            }

            private static function getStaticReflectionProperty(string $name) : \ReflectionProperty
            {
                $rc = self::$rc;
                if (\property_exists($rc->name, $name)) {
                    $rp = $rc->getProperty($name);
                    if (!$rp->isStatic()) {
                        throw new ProxyException(
                            "Access to undeclared static property: " .
                            "$rc->name::\$$name"
                        );
                    }
                    $rp->setAccessible(true);
                    return $rp;
                }
                throw new ProxyException(
                    "Access to undeclared static property: " .
                    "$rc->name::\$$name"
                );
            }

            /**
             * Get static property of your class.
             * If you want to call your own "static function getStatic()":
             *   $proxy->__callStatic('getStatic', $args)
             *
             * @param  string $name
             * @return mixed
             */
            public static function getStatic(string $name)
            {
                return self::getStaticReflectionProperty($name)->getValue();
            }

            /**
             * Set static property of your class.
             * If you want to call your own "static function setStatic()":
             *   $proxy->__callStatic('setStatic', $args)
             *
             * @param string $name
             * @param mixed  $value
             */
            public static function setStatic(string $name, $value)
            {
                self::getStaticReflectionProperty($name)->setValue($name, $value);
            }

            /**
             * Create anonymous proxy object of your class.
             * If you want to call your own "static function new()":
             *   $proxy->__callStatic('new', $args)
             *
             * @param  mixed ...$args
             * @return mixed|InstanceProxyInterface
             */
            public static function new(...$args)
            {
                return self::newInstance($args);
            }

            /**
             * Create anonymous proxy object of your class without constructor.
             * If you want to call your own "static function newWithoutConstructor()":
             *   $proxy->__callStatic('newWithoutConstructor', $args)
             *
             * @return mixed|InstanceProxyInterface
             */
            public static function newWithoutConstructor()
            {
                return self::newInstance();
            }

            private static function newInstance(array $args = null)
            {
                return new class(self::$rc, $args) implements InstanceProxyInterface {
                    private $ro;
                    private $ins;

                    public function __construct(\ReflectionClass $rc, array $args = null)
                    {
                        $this->ins = $rc->newInstanceWithoutConstructor();
                        if ($args !== null && $con = $rc->getConstructor()) {
                            $con->setAccessible(true);
                            $con->invokeArgs($this->ins, $args);
                        }
                        $this->ro = new \ReflectionObject($this->ins);
                    }

                    /**
                     * Call instance method of your class.
                     *
                     * @param  string $name
                     * @param  array  $args
                     * @return mixed
                     */
                    public function __call(string $name, array $args)
                    {
                        if (\method_exists($this->ro->name, $name)) {
                            $rm = $this->ro->getMethod($name);
                            $rm->setAccessible(true);
                            return $rm->invokeArgs($this->ins, $args);
                        }
                        if (\method_exists($this->ro->name, '__call')) {
                            return $this->ins->$name(...$args);
                        }
                        throw new ProxyException(
                            "Call to undefined method: " .
                            "{$this->ro->name}::$name()"
                        );
                    }

                    private function getReflectionProperty(string $name)
                    {
                        if (\property_exists($this->ins, $name)) {
                            $rp = $this->ro->getProperty($name);
                            $rp->setAccessible(true);
                            return $rp;
                        }
                        throw new ProxyException(
                            "Undefined property: {$this->ro->name}::\$$name"
                        );
                    }

                    /**
                     * Get property of your object.
                     *
                     * @param  string $name
                     * @return mixed
                     */
                    public function __get(string $name)
                    {
                        try {
                            return $this->getReflectionProperty($name)
                                        ->getValue($this->ins);
                        } catch (ProxyException $e) {
                            try {
                                return $this->__call('__get', [$name]);
                            } catch (ProxyException $_) {
                                throw $e;
                            }
                        }
                    }

                    /**
                     * Set property of your object.
                     *
                     * @param  string $name
                     * @param  mixed  $value
                     */
                    public function __set(string $name, $value)
                    {
                        try {
                            $property = $this->getReflectionProperty($name);
                            $property->setValue($this->ins, $value);
                        } catch (ProxyException $e) {
                            try {
                                $this->__call('__set', [$name, $value]);
                                return;
                            } catch (ProxyException $_) {

                            } // If __set() is undefined,
                            // fallback to the actual property.
                            if (isset($property)) {
                                throw $e; // Static property exists,
                                          // so you cannot create a new field.
                            } else {
                                $this->ins->$name = $value; // Property does not exists
                                                            // so you can create a new field.
                            }
                        }
                    }
                };
            }
        };
    }
}


1		<?php
2
3		namespace Mpyw\Privator;
4
5		class Proxy
6		{
7		/**
8		* Create anonymous proxy class of your class.
9		*
10		* @param string $classname
11		* @return mixed
12		*/
13		public static function get(string $classname)
14	27	{
15		return new class($classname) implements ClassProxyInterface {
16		private static $rc;
17
18		/**
19		* @param string $classname
20		*/
21		public function __construct(string $classname)
22	27	{
23	27	self::$rc = new \ReflectionClass($classname);
24		}
25
26		/**
27		* Call static method of your class.
28		*
29		* @param string $name
30		* @param array $args
31		* @return mixed
32		*/
33	6	public static function __callStatic(string $name, array $args)
34	6	{
35	2	$rc = self::$rc;
36	2	if (\method_exists($rc->name, $name)) {
37	1	$rm = $rc->getMethod($name);
38		if (!$rm->isStatic()) {
39	1	throw new ProxyException(
40		"Non-static method called statically: " .
41	1	"$rc->name::$name()"
42	1	);
43		}
44	4	$rm->setAccessible(true);
45	4	return $rm->invokeArgs(null, $args);
46		}
47		if (\method_exists($rc->name, '__callStatic')) {
48		return $rc->name::$name(...$args);
49		}
50		throw new ProxyException(
51		"Call to undefined method: $rc->name::$name()"
52		);
53	6	}
54	6
55	4	private static function getStaticReflectionProperty(string $name) : \ReflectionProperty
56	4	{
57	2	$rc = self::$rc;
58		if (\property_exists($rc->name, $name)) {
59	2	$rp = $rc->getProperty($name);
60		if (!$rp->isStatic()) {
61	2	throw new ProxyException(
62	2	"Access to undeclared static property: " .
63		"$rc->name::\$$name"
64	2	);
65		}
66	2	$rp->setAccessible(true);
67		return $rp;
68		}
69		throw new ProxyException(
70		"Access to undeclared static property: " .
71		"$rc->name::\$$name"
72		);
73		}
74
75		/**
76		* Get static property of your class.
77		* If you want to call your own "static function getStatic()":
78	4	* $proxy->__callStatic('getStatic', $args)
79		*
80		* @param string $name
81		* @return mixed
82		*/
83		public static function getStatic(string $name)
84		{
85		return self::getStaticReflectionProperty($name)->getValue();
86		}
87
88		/**
89		* Set static property of your class.
90	3	* If you want to call your own "static function setStatic()":
91	1	* $proxy->__callStatic('setStatic', $args)
92		*
93		* @param string $name
94		* @param mixed $value
95		*/
96		public static function setStatic(string $name, $value)
97		{
98		self::getStaticReflectionProperty($name)->setValue($name, $value);
99		}
100
101		/**
102	1	* Create anonymous proxy object of your class.
103		* If you want to call your own "static function new()":
104		* $proxy->__callStatic('new', $args)
105		*
106		* @param mixed ...$args
107		* @return mixed\|InstanceProxyInterface
108		*/
109		public static function new(...$args)
110		{
111		return self::newInstance($args);
112		}
113	14
114		/**
115		* Create anonymous proxy object of your class without constructor.
116		* If you want to call your own "static function newWithoutConstructor()":
117		* $proxy->__callStatic('newWithoutConstructor', $args)
118		*
119		* @return mixed\|InstanceProxyInterface
120		*/
121		public static function newWithoutConstructor()
122		{
123	15	return self::newInstance();
124		}
125	15
126	15	private static function newInstance(array $args = null)
127	1	{
128	1	return new class(self::$rc, $args) implements InstanceProxyInterface {
129		private $ro;
130	14	private $ins;
131	14
132		public function __construct(\ReflectionClass $rc, array $args = null)
133		{
134		$this->ins = $rc->newInstanceWithoutConstructor();
135		if ($args !== null && $con = $rc->getConstructor()) {
136		$con->setAccessible(true);
137		$con->invokeArgs($this->ins, $args);
138		}
139	9	$this->ro = new \ReflectionObject($this->ins);
140		}
141	9
142	3	/**
143	3	* Call instance method of your class.
144	3	*
145		* @param string $name
146	6	* @param array $args
147	4	* @return mixed
148		*/
149	2	public function __call(string $name, array $args)
150		{
151	2	if (\method_exists($this->ro->name, $name)) {
152		$rm = $this->ro->getMethod($name);
153		$rm->setAccessible(true);
154	8	return $rm->invokeArgs($this->ins, $args);
155		}
156	8	if (\method_exists($this->ro->name, '__call')) {
157	6	return $this->ins->$name(...$args);
158	6	}
159	6	throw new ProxyException(
160		"Call to undefined method: " .
161	3	"{$this->ro->name}::$name()"
162	3	);
163		}
164
165		private function getReflectionProperty(string $name)
166		{
167		if (\property_exists($this->ins, $name)) {
168		$rp = $this->ro->getProperty($name);
169		$rp->setAccessible(true);
170	8	return $rp;
171		}
172		throw new ProxyException(
173	8	"Undefined property: {$this->ro->name}::\$$name"
174	6	);
175	2	}
176
177	2	/**
178	1	* Get property of your object.
179	1	*
180		* @param string $name
181		* @return mixed
182		*/
183		public function __get(string $name)
184		{
185		try {
186		return $this->getReflectionProperty($name)
187		->getValue($this->ins);
188		} catch (ProxyException $e) {
189	4	try {
190		return $this->__call('__get', [$name]);
191		} catch (ProxyException $_) {
192	4	throw $e;
193	2	}
194	2	}
195		}
196	2
197	1	/**
198	1	* Set property of your object.
199		*
200	1	* @param string $name
201		* @param mixed $value
202		*/
203		public function __set(string $name, $value)
204	1	{
205		try {
206		$property = $this->getReflectionProperty($name);
207		$property->setValue($this->ins, $value);
208	3	} catch (ProxyException $e) {
209		try {
210		$this->__call('__set', [$name, $value]);
211		return;
212		} catch (ProxyException $_) {
		0 ignored issues – show Coding Style Comprehensibility introduced 2021-06-24 15:36 UTC by Report Bug Copy Issue Report Consider adding a comment why this CATCH block is empty. Loading history...
213		} // If __set() is undefined,
214		// fallback to the actual property.
215		if (isset($property)) {
216		throw $e; // Static property exists,
217		// so you cannot create a new field.
218		} else {
219		$this->ins->$name = $value; // Property does not exists
220		// so you can create a new field.
221		}
222		}
223		}
224		};
225		}
226		};
227		}
228		}
229

mpyw / privator

Pull Request — master (#5)

Proxy.php$1 ➔ setStatic() A

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