AbstractDaftObject::__unset() - Code Metrics - Inspection of "updating testing" - SignpostMarv/daft-object - Measure and Improve Code Quality continuously with Scrutinizer

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by SignpostMarv

created 2018-05-17 21:58 UTC

AbstractDaftObject::__unset() A

↳ Parent: AbstractDaftObject

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	2
CRAP Score	1

Importance

Changes

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

<?php
/**
* Base daft objects.
*
* @author SignpostMarv
*/
declare(strict_types=1);

namespace SignpostMarv\DaftObject;

use ReflectionClass;
use ReflectionMethod;

/**
* Base daft object.
*/
abstract class AbstractDaftObject implements DaftObject
{
    /**
    * List of properties that can be defined on an implementation.
    *
    * @var array<int, string>
    */
    const PROPERTIES = [];

    /**
    * List of nullable properties that can be defined on an implementation.
    *
    * @var array<int, string>
    */
    const NULLABLE_PROPERTIES = [];

    /**
    * List of exportable properties that can be defined on an implementation.
    *
    * @var array<int, string>
    */
    const EXPORTABLE_PROPERTIES = [];

    /**
    * import/export definition for DaftJson.
    *
    * @var array<int, string>
    */
    const JSON_PROPERTIES = [];

    /**
    * @var array<string, array<int, string>>
    */
    private static $publicGetters = [];

    /**
    * @var array<string, array<int, string>>
    */
    private static $publicSetters = [];

    /**
    * Does some sanity checking.
    *
    * @see DefinesOwnIdPropertiesInterface
    * @see self::CheckTypeDefinesOwnIdProperties()
    */
    public function __construct()
    {
        self::CheckTypeDefinesOwnIdProperties(
            static::class,
            ($this instanceof DefinesOwnIdPropertiesInterface)
        );
    }

    public function __get(string $property)
    {
        return $this->DoGetSet($property, false);
    }

    public function __set(string $property, $v)
    {
        return $this->DoGetSet($property, true, $v);
    }

    /**
    * @see static::NudgePropertyValue()
    */
    public function __unset(string $property) : void
    {
        $this->NudgePropertyValue($property, null);
    }

    /**
    * @return array<string, mixed>
    */
    public function __debugInfo() : array
    {
        $out = [];
        $publicGetters = static::DaftObjectPublicGetters();
        foreach (static::DaftObjectExportableProperties() as $prop) {
            $expectedMethod = 'Get' . ucfirst($prop);
            if ($this->__isset($prop) && in_array($prop, $publicGetters, true)) {
                $out[(string) $prop] = $this->$expectedMethod();
            }
        }

        return $out;
    }

    /**
    * List of properties that can be defined on an implementation.
    *
    * @return array<int, string>
    */
    final public static function DaftObjectProperties() : array
    {
        return static::PROPERTIES;
    }

    final public static function DaftObjectNullableProperties() : array
    {
        return static::NULLABLE_PROPERTIES;
    }

    final public static function DaftObjectExportableProperties() : array
    {
        return static::EXPORTABLE_PROPERTIES;
    }

    final public static function DaftObjectPublicGetters() : array
    {
        static::CachePublicGettersAndSetters();

        return self::$publicGetters[static::class];
    }

    final public static function DaftObjectPublicSetters() : array
    {
        static::CachePublicGettersAndSetters();

        return self::$publicSetters[static::class];
    }

    final public static function DaftObjectJsonProperties() : array
    {
        static::ThrowIfNotDaftJson();

        return static::JSON_PROPERTIES;
    }

    final public static function DaftObjectJsonPropertyNames() : array
    {
        $out = [];

        foreach (static::DaftObjectJsonProperties() as $k => $prop) {
            if (is_string($k)) {
                $prop = $k;
            }

            $out[] = $prop;
        }

        return $out;
    }

    protected static function ThrowIfNotDaftJson() : void
    {
        if (false === is_a(static::class, DaftJson::class, true)) {
            throw new DaftObjectNotDaftJsonBadMethodCallException(static::class);
        }
    }

    final protected static function HasPublicMethod(
        ReflectionClass $classReflection,
        string $method
    ) : bool {
        if (
            $classReflection->hasMethod($method)
        ) {
            $methodReflection = new ReflectionMethod(static::class, $method);

            return
                $methodReflection->isPublic() &&
                false === $methodReflection->isStatic();
        }

        return false;
    }

    final protected static function CachePublicGettersAndSetters() : void
    {
        if (false === isset(self::$publicGetters[static::class])) {
            self::$publicGetters[static::class] = [];
            self::$publicSetters[static::class] = [];

            if (is_a(static::class, DefinesOwnIdPropertiesInterface::class, true)) {
                self::$publicGetters[static::class][] = 'id';
            }

            $classReflection = new ReflectionClass(static::class);

            foreach (static::DaftObjectProperties() as $property) {
                if (static::HasPublicMethod(
                        $classReflection,
                        static::DaftObjectMethodNameFromProperty($property)
                )) {
                    self::$publicGetters[static::class][] = $property;
                }

                if (static::HasPublicMethod(
                        $classReflection,
                        static::DaftObjectMethodNameFromProperty($property, true)
                )) {
                    self::$publicSetters[static::class][] = $property;
                }
            }
        }
    }

    /**
    * Nudge the state of a given property, marking it as dirty.
    *
    * @param string $property property being nudged
    * @param mixed $value value to nudge property with
    *
    * @throws UndefinedPropertyException if $property is not in static::DaftObjectProperties()
    * @throws PropertyNotNullableException if $property is not in static::DaftObjectNullableProperties()
    * @throws PropertyNotRewriteableException if class is write-once read-many and $property was already changed
    */
    abstract protected function NudgePropertyValue(string $property, $value) : void;

    /**
    * Checks if a type correctly defines it's own id.
    *
    * @throws ClassDoesNotImplementClassException if $class is not an implementation of DefinesOwnIdPropertiesInterface
    * @throws ClassMethodReturnHasZeroArrayCountException if $class::DaftObjectIdProperties() does not contain at least one property
    * @throws ClassMethodReturnIsNotArrayOfStringsException if $class::DaftObjectIdProperties() is not string[]
    * @throws UndefinedPropertyException if an id property is not in $class::DaftObjectIdProperties()
    */
    final protected static function CheckTypeDefinesOwnIdProperties(
        string $class,
        bool $throwIfNotImplementation = false
    ) : void {
        $interfaceCheck = $class;

        if (is_a($interfaceCheck, DefinesOwnIdPropertiesInterface::class, true)) {
            $properties = $class::DaftObjectIdProperties();

            if (count($properties) < 1) {
                throw new ClassMethodReturnHasZeroArrayCountException(
                    $class,
                    'DaftObjectIdProperties'
                );
            }

            foreach ($properties as $property) {
                if (false === is_string($property)) {
                    throw new ClassMethodReturnIsNotArrayOfStringsException(
                        $class,
                        'DaftObjectIdProperties'
                    );
                }
            }
        } elseif ($throwIfNotImplementation) {
            throw new ClassDoesNotImplementClassException(
                $class,
                DefinesOwnIdPropertiesInterface::class
            );
        }
    }

    protected static function DaftObjectMethodNameFromProperty(
        string $property,
        bool $SetNotGet = false
    ) : string {
        return ($SetNotGet ? 'Set' : 'Get') . ucfirst($property);
    }

    /**
    * @param mixed $v
    *
    * @return mixed
    */
    protected function DoGetSet(string $property, bool $SetNotGet, $v = null)
    {
        $expectedMethod = static::DaftObjectMethodNameFromProperty($property, $SetNotGet);
        $thingers = static::DaftObjectPublicGetters();

        if ($SetNotGet) {
            $thingers = static::DaftObjectPublicSetters();
        }

        if (false === in_array($property, $thingers, true)) {
            if (false === in_array($property, static::DaftObjectProperties(), true)) {
                throw new UndefinedPropertyException(static::class, $property);
            } elseif ($SetNotGet) {
                throw new NotPublicSetterPropertyException(static::class, $property);
            }

            throw new NotPublicGetterPropertyException(static::class, $property);
        }

        return $this->$expectedMethod($v);
    }
}


1		<?php
2		/**
3		* Base daft objects.
4		*
5		* @author SignpostMarv
6		*/
7		declare(strict_types=1);
8
9		namespace SignpostMarv\DaftObject;
10
11		use ReflectionClass;
12		use ReflectionMethod;
13
14		/**
15		* Base daft object.
16		*/
17		abstract class AbstractDaftObject implements DaftObject
18		{
19		/**
20		* List of properties that can be defined on an implementation.
21		*
22		* @var array<int, string>
23		*/
24		const PROPERTIES = [];
25
26		/**
27		* List of nullable properties that can be defined on an implementation.
28		*
29		* @var array<int, string>
30		*/
31		const NULLABLE_PROPERTIES = [];
32
33		/**
34		* List of exportable properties that can be defined on an implementation.
35		*
36		* @var array<int, string>
37		*/
38		const EXPORTABLE_PROPERTIES = [];
39
40		/**
41		* import/export definition for DaftJson.
42		*
43		* @var array<int, string>
44		*/
45		const JSON_PROPERTIES = [];
46
47		/**
48		* @var array<string, array<int, string>>
49		*/
50		private static $publicGetters = [];
51
52		/**
53		* @var array<string, array<int, string>>
54		*/
55		private static $publicSetters = [];
56
57		/**
58		* Does some sanity checking.
59		*
60		* @see DefinesOwnIdPropertiesInterface
61		* @see self::CheckTypeDefinesOwnIdProperties()
62		*/
63	376	public function __construct()
64		{
65	376	self::CheckTypeDefinesOwnIdProperties(
66	376	static::class,
67	376	($this instanceof DefinesOwnIdPropertiesInterface)
68		);
69	372	}
70
71	82	public function __get(string $property)
72		{
73	82	return $this->DoGetSet($property, false);
74		}
75
76	158	public function __set(string $property, $v)
77		{
78	158	return $this->DoGetSet($property, true, $v);
79		}
80
81		/**
82		* @see static::NudgePropertyValue()
83		*/
84	40	public function __unset(string $property) : void
85		{
86	40	$this->NudgePropertyValue($property, null);
87	36	}
88
89		/**
90		* @return array<string, mixed>
91		*/
92	62	public function __debugInfo() : array
93		{
94	62	$out = [];
95	62	$publicGetters = static::DaftObjectPublicGetters();
96	62	foreach (static::DaftObjectExportableProperties() as $prop) {
97	60	$expectedMethod = 'Get' . ucfirst($prop);
98	60	if ($this->__isset($prop) && in_array($prop, $publicGetters, true)) {
99	60	$out[(string) $prop] = $this->$expectedMethod();
100		}
101		}
102
103	62	return $out;
104		}
105
106		/**
107		* List of properties that can be defined on an implementation.
108		*
109		* @return array<int, string>
110		*/
111	256	final public static function DaftObjectProperties() : array
112		{
113	256	return static::PROPERTIES;
114		}
115
116	90	final public static function DaftObjectNullableProperties() : array
117		{
118	90	return static::NULLABLE_PROPERTIES;
119		}
120
121	120	final public static function DaftObjectExportableProperties() : array
122		{
123	120	return static::EXPORTABLE_PROPERTIES;
124		}
125
126	216	final public static function DaftObjectPublicGetters() : array
127		{
128	216	static::CachePublicGettersAndSetters();
129
130	216	return self::$publicGetters[static::class];
131		}
132
133	158	final public static function DaftObjectPublicSetters() : array
134		{
135	158	static::CachePublicGettersAndSetters();
136
137	158	return self::$publicSetters[static::class];
138		}
139
140	68	final public static function DaftObjectJsonProperties() : array
141		{
142	68	static::ThrowIfNotDaftJson();
143
144	36	return static::JSON_PROPERTIES;
145		}
146
147	36	final public static function DaftObjectJsonPropertyNames() : array
148		{
149	36	$out = [];
150
151	36	foreach (static::DaftObjectJsonProperties() as $k => $prop) {
152	36	if (is_string($k)) {
153	24	$prop = $k;
154		}
155
156	36	$out[] = $prop;
157		}
158
159	36	return $out;
160		}
161
162	164	protected static function ThrowIfNotDaftJson() : void
163		{
164	164	if (false === is_a(static::class, DaftJson::class, true)) {
165	128	throw new DaftObjectNotDaftJsonBadMethodCallException(static::class);
166		}
167	36	}
168
169	26	final protected static function HasPublicMethod(
170		ReflectionClass $classReflection,
171		string $method
172		) : bool {
173		if (
174	26	$classReflection->hasMethod($method)
175		) {
176	26	$methodReflection = new ReflectionMethod(static::class, $method);
177
178		return
179	26	$methodReflection->isPublic() &&
180	26	false === $methodReflection->isStatic();
181		}
182
183	8	return false;
184		}
185
186	216	final protected static function CachePublicGettersAndSetters() : void
187		{
188	216	if (false === isset(self::$publicGetters[static::class])) {
189	26	self::$publicGetters[static::class] = [];
190	26	self::$publicSetters[static::class] = [];
191
192	26	if (is_a(static::class, DefinesOwnIdPropertiesInterface::class, true)) {
193	14	self::$publicGetters[static::class][] = 'id';
194		}
195
196	26	$classReflection = new ReflectionClass(static::class);
197
198	26	foreach (static::DaftObjectProperties() as $property) {
199	26	if (static::HasPublicMethod(
200	26	$classReflection,
201	26	static::DaftObjectMethodNameFromProperty($property)
202		)) {
203	22	self::$publicGetters[static::class][] = $property;
204		}
205
206	26	if (static::HasPublicMethod(
207	26	$classReflection,
208	26	static::DaftObjectMethodNameFromProperty($property, true)
209		)) {
210	26	self::$publicSetters[static::class][] = $property;
211		}
212		}
213		}
214	216	}
215
216		/**
217		* Nudge the state of a given property, marking it as dirty.
218		*
219		* @param string $property property being nudged
220		* @param mixed $value value to nudge property with
221		*
222		* @throws UndefinedPropertyException if $property is not in static::DaftObjectProperties()
223		* @throws PropertyNotNullableException if $property is not in static::DaftObjectNullableProperties()
224		* @throws PropertyNotRewriteableException if class is write-once read-many and $property was already changed
225		*/
226		abstract protected function NudgePropertyValue(string $property, $value) : void;
227
228		/**
229		* Checks if a type correctly defines it's own id.
230		*
231		* @throws ClassDoesNotImplementClassException if $class is not an implementation of DefinesOwnIdPropertiesInterface
232		* @throws ClassMethodReturnHasZeroArrayCountException if $class::DaftObjectIdProperties() does not contain at least one property
233		* @throws ClassMethodReturnIsNotArrayOfStringsException if $class::DaftObjectIdProperties() is not string[]
234		* @throws UndefinedPropertyException if an id property is not in $class::DaftObjectIdProperties()
235		*/
236	376	final protected static function CheckTypeDefinesOwnIdProperties(
237		string $class,
238		bool $throwIfNotImplementation = false
239		) : void {
240	376	$interfaceCheck = $class;
241
242	376	if (is_a($interfaceCheck, DefinesOwnIdPropertiesInterface::class, true)) {
243	232	$properties = $class::DaftObjectIdProperties();
244
245	232	if (count($properties) < 1) {
246	2	throw new ClassMethodReturnHasZeroArrayCountException(
247	2	$class,
248	2	'DaftObjectIdProperties'
249		);
250		}
251
252	230	foreach ($properties as $property) {
253	230	if (false === is_string($property)) {
254	2	throw new ClassMethodReturnIsNotArrayOfStringsException(
255	2	$class,
256	230	'DaftObjectIdProperties'
257		);
258		}
259		}
260	150	} elseif ($throwIfNotImplementation) {
261	2	throw new ClassDoesNotImplementClassException(
262	2	$class,
263	2	DefinesOwnIdPropertiesInterface::class
264		);
265		}
266	372	}
267
268	216	protected static function DaftObjectMethodNameFromProperty(
269		string $property,
270		bool $SetNotGet = false
271		) : string {
272	216	return ($SetNotGet ? 'Set' : 'Get') . ucfirst($property);
273		}
274
275		/**
276		* @param mixed $v
277		*
278		* @return mixed
279		*/
280	216	protected function DoGetSet(string $property, bool $SetNotGet, $v = null)
281		{
282	216	$expectedMethod = static::DaftObjectMethodNameFromProperty($property, $SetNotGet);
283	216	$thingers = static::DaftObjectPublicGetters();
284
285	216	if ($SetNotGet) {
286	158	$thingers = static::DaftObjectPublicSetters();
287		}
288
289	216	if (false === in_array($property, $thingers, true)) {
290	10	if (false === in_array($property, static::DaftObjectProperties(), true)) {
291	6	throw new UndefinedPropertyException(static::class, $property);
292	4	} elseif ($SetNotGet) {
293	2	throw new NotPublicSetterPropertyException(static::class, $property);
294		}
295
296	2	throw new NotPublicGetterPropertyException(static::class, $property);
297		}
298
299	206	return $this->$expectedMethod($v);
300		}
301		}
302

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AbstractDaftObject::__unset() A

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