Container::has() - Code Metrics - Inspection of "daf1a785680630e489c87e9693dd2ec617fe0e9a" - phact-cmf/Container - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Branch — master (daf1a7)

by Anton

created 2020-06-23 09:48 UTC

Container::has() A

↳ Parent: Container

Complexity

Conditions	4
Paths	4

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	8
CRAP Score	4

Importance

Changes

Metric	Value
dl	0
loc	16
ccs	8
cts	8
cp	1
rs	9.7333
c	0
b	0
f	0
cc	4
nc	4
nop	1
crap	4

<?php declare(strict_types=1);

namespace Phact\Container;

use Phact\Container\Builder\Builder;
use Phact\Container\Builder\BuilderInterface;
use Phact\Container\Definition\Definition;
use Phact\Container\Definition\DefinitionAggregate;
use Phact\Container\Definition\DefinitionAggregateInterface;
use Phact\Container\Definition\DefinitionInterface;
use Phact\Container\Delegate\Delegate;
use Phact\Container\Exceptions\CircularException;
use Phact\Container\Exceptions\DuplicateNameException;
use Phact\Container\Exceptions\NotFoundException;
use Phact\Container\Inflection\InflectionInterface;
use Psr\Container\ContainerInterface as PsrContainerInterface;

class Container implements ContainerInterface
{
    /**
     * @var DefinitionAggregate
     */
    protected $definitionAggregate;

    /**
     * @var array
     */
    protected $scalars = [];

    /**
     * Resolved shared instances
     *
     * @var array
     */
    protected $shared = [];

    /**
     * @var InflectionInterface[]
     */
    protected $inflections = [];

    /**
     * @var Delegate[]
     */
    protected $delegates = [];

    /**
     * Now loading services
     * @var array
     */
    protected $loading = [];

    /**
     * @var bool
     */
    protected $autoWire = true;

    /**
     * @var BuilderInterface
     */
    protected $builder;

    public function __construct(
        ?BuilderInterface $builder = null,
        ?DefinitionAggregateInterface $definitionAggregate = null
    ) {
        $this->builder = $builder ?: new Builder();
        $this->builder->setContainer($this);

        $this->definitionAggregate = $definitionAggregate ?: new DefinitionAggregate();
    }

    /**
     * {@inheritDoc}
     */
    public function addDefinitionClass(string $name, string $class): DefinitionInterface
    {
        return $this->definitionAggregate->addDefinition($name, new Definition($class));
    }

    /**
     * {@inheritDoc}
     */
    public function addDefinition(string $name, DefinitionInterface $definition): DefinitionInterface
    {
        return $this->definitionAggregate->addDefinition($name, $definition);
    }

    /**
     * {@inheritDoc}
     */
    public function addScalar(string $name, $value): void
    {
        $this->scalars[$name] = $value;
    }

    /**
     * {@inheritDoc}
     */
    public function addReference(string $name, string $class): void
    {
        $this->definitionAggregate->addReference($name, $class);
    }

    /**
     * {@inheritDoc}
     */
    public function addAliases(string $name, array $aliases = []): void
    {
        $this->definitionAggregate->addAliases($name, $aliases);
    }

    /**
     * {@inheritDoc}
     */
    public function addAlias(string $name, string $alias): void
    {
        $this->definitionAggregate->addAlias($name, $alias);
    }

    /**
     * {@inheritDoc}
     */
    public function addInflection(InflectionInterface $inflection): InflectionInterface
    {
        $this->inflections[] = $inflection;
        return $inflection;
    }


    /**
     * @inheritDoc
     */
    public function addDelegate(PsrContainerInterface $container, bool $applyInflection = true): void
    {
        $this->delegates[] = new Delegate($container, $applyInflection);
    }

    /**
     * Create object by DefinitionInterface object or retrieve it from shared
     *
     * @param DefinitionInterface $definition
     * @param string|null $id
     * @return object
     * @throws CircularException
     */
    protected function resolveDefinition(DefinitionInterface $definition, ?string $id = null): object
    {
        $this->setLoading($id);
        $object = $this->builder->construct($definition);
        if ($definition->isShared()) {
            $this->shared[$id] = $object;
        }
        $object = $this->builder->configure($object, $definition);
        $object = $this->inflect($object);
        $this->unsetLoading($id);
        return $object;
    }

    /**
     * Set that certain service are loading and checks circular exception
     *
     * @param string|null $id
     * @throws CircularException
     */
    protected function setLoading(?string $id): void
    {
        if ($id === null) {
            return;
        }
        if (isset($this->loading[$id])) {
            $loadingServices = implode(', ', array_keys($this->loading));
            throw new CircularException(sprintf("Circular dependency detected with services - %s", $loadingServices));
        }
        $this->loading[$id] = true;
    }

    /**
     * Unset that certain service are loading
     *
     * @param string|null $id
     */
    protected function unsetLoading(?string $id): void
    {
        if ($id === null) {
            return;
        }
        unset($this->loading[$id]);
    }

    /**
     * Apply all necessary inflections to object
     *
     * @param object $object
     * @return object
     */
    protected function inflect(object $object): object
    {
        foreach ($this->inflections as $inflection) {
            if ($inflection->canBeAppliedTo($object)) {
                $object = $this->builder->inflect($object, $inflection);
            }
        }
        return $object;
    }

    /**
     * @inheritDoc
     */
    public function get($id)
    {
        if (isset($this->scalars[$id])) {
            return $this->scalars[$id];
        }

        if ($this->definitionAggregate->has($id)) {
            return $this->getFromDefinitions($id);
        }

        if ($this->isAutoWireAvailiableForClass($id)) {
            return $this->resolveDefinition(
                (new Definition($id))->setShared(false)
            );
        }

        if ($resolved = $this->getFromDelegates($id)) {
            return $resolved;
        }

        throw new NotFoundException("Could not resolve element by id - {$id}");
    }

    /**
     * Check that autowire is enabled and class can be loaded
     *
     * @param string $class
     * @return bool
     */
    protected function isAutoWireAvailiableForClass(string $class): bool
    {
        return $this->autoWire && class_exists($class);
    }

    /**
     * Try to find entry in definitions or shared
     *
     * @param string $id
     * @return object
     * @throws CircularException
     * @throws NotFoundException
     */
    protected function getFromDefinitions(string $id): object
    {
        $id = $this->definitionAggregate->resolveDefinitionName($id);
        return $this->shared[$id] ?? $this->resolveDefinition($this->definitionAggregate->get($id), $id);
    }

    /**
     * Try to find entry in delegates
     *
     * @param $id
     * @return object|null
     */
    protected function getFromDelegates($id)
    {
        foreach ($this->delegates as $delegate) {
            if ($delegate->getContainer()->has($id)) {
                $resolved = $delegate->getContainer()->get($id);
                if ($delegate->isApplyInflection()) {
                    $resolved = $this->inflect($resolved);
                }
                return $resolved;
            }
        }
        return null;
    }

    /**
     * Check that entry exists in delegates
     *
     * @param $id
     * @return bool
     */
    protected function hasInDelegates($id): bool
    {
        foreach ($this->delegates as $delegate) {
            if ($delegate->getContainer()->has($id)) {
                return true;
            }
        }
        return false;
    }

    /**
     * @inheritDoc
     */
    public function has($id): bool
    {
        if (isset($this->scalars[$id])) {
            return true;
        }

        if ($this->definitionAggregate->has($id)) {
            return true;
        }

        if ($this->isAutoWireAvailiableForClass($id)) {
            return true;
        }

        return $this->hasInDelegates($id);
    }

    /**
     * @inheritDoc
     */
    public function invoke(callable $callable, array $arguments = [])
    {
        return $this->builder->invoke($callable, $arguments);
    }

    /**
     * Set that all dependencies will be analyzed for constructors, callable objects and methods
     *
     * @param bool $autoWire
     * @return $this
     */
    public function setAutoWire(bool $autoWire): self
    {
        $this->autoWire = $autoWire;
        return $this;
    }
}


1		<?php declare(strict_types=1);
2
3		namespace Phact\Container;
4
5		use Phact\Container\Builder\Builder;
6		use Phact\Container\Builder\BuilderInterface;
7		use Phact\Container\Definition\Definition;
8		use Phact\Container\Definition\DefinitionAggregate;
9		use Phact\Container\Definition\DefinitionAggregateInterface;
10		use Phact\Container\Definition\DefinitionInterface;
11		use Phact\Container\Delegate\Delegate;
12		use Phact\Container\Exceptions\CircularException;
13		use Phact\Container\Exceptions\DuplicateNameException;
14		use Phact\Container\Exceptions\NotFoundException;
15		use Phact\Container\Inflection\InflectionInterface;
16		use Psr\Container\ContainerInterface as PsrContainerInterface;
17
18		class Container implements ContainerInterface
19		{
20		/**
21		* @var DefinitionAggregate
22		*/
23		protected $definitionAggregate;
24
25		/**
26		* @var array
27		*/
28		protected $scalars = [];
29
30		/**
31		* Resolved shared instances
32		*
33		* @var array
34		*/
35		protected $shared = [];
36
37		/**
38		* @var InflectionInterface[]
39		*/
40		protected $inflections = [];
41
42		/**
43		* @var Delegate[]
44		*/
45		protected $delegates = [];
46
47		/**
48		* Now loading services
49		* @var array
50		*/
51		protected $loading = [];
52
53		/**
54		* @var bool
55		*/
56		protected $autoWire = true;
57
58		/**
59		* @var BuilderInterface
60		*/
61		protected $builder;
62
63	25	public function __construct(
64		?BuilderInterface $builder = null,
65		?DefinitionAggregateInterface $definitionAggregate = null
66		) {
67	25	$this->builder = $builder ?: new Builder();
68	25	$this->builder->setContainer($this);
69
70	25	$this->definitionAggregate = $definitionAggregate ?: new DefinitionAggregate();
71	25	}
72
73		/**
74		* {@inheritDoc}
75		*/
76	1	public function addDefinitionClass(string $name, string $class): DefinitionInterface
77		{
78	1	return $this->definitionAggregate->addDefinition($name, new Definition($class));
79		}
80
81		/**
82		* {@inheritDoc}
83		*/
84	12	public function addDefinition(string $name, DefinitionInterface $definition): DefinitionInterface
85		{
86	12	return $this->definitionAggregate->addDefinition($name, $definition);
87		}
88
89		/**
90		* {@inheritDoc}
91		*/
92	2	public function addScalar(string $name, $value): void
93		{
94	2	$this->scalars[$name] = $value;
95	2	}
96
97		/**
98		* {@inheritDoc}
99		*/
100	1	public function addReference(string $name, string $class): void
101		{
102	1	$this->definitionAggregate->addReference($name, $class);
103	1	}
104
105		/**
106		* {@inheritDoc}
107		*/
108	1	public function addAliases(string $name, array $aliases = []): void
109		{
110	1	$this->definitionAggregate->addAliases($name, $aliases);
111	1	}
112
113		/**
114		* {@inheritDoc}
115		*/
116	1	public function addAlias(string $name, string $alias): void
117		{
118	1	$this->definitionAggregate->addAlias($name, $alias);
119	1	}
120
121		/**
122		* {@inheritDoc}
123		*/
124	2	public function addInflection(InflectionInterface $inflection): InflectionInterface
125		{
126	2	$this->inflections[] = $inflection;
127	2	return $inflection;
128		}
129
130
131		/**
132		* @inheritDoc
133		*/
134	2	public function addDelegate(PsrContainerInterface $container, bool $applyInflection = true): void
135		{
136	2	$this->delegates[] = new Delegate($container, $applyInflection);
137	2	}
138
139		/**
140		* Create object by DefinitionInterface object or retrieve it from shared
141		*
142		* @param DefinitionInterface $definition
143		* @param string\|null $id
144		* @return object
145		* @throws CircularException
146		*/
147	9	protected function resolveDefinition(DefinitionInterface $definition, ?string $id = null): object
148		{
149	9	$this->setLoading($id);
150	9	$object = $this->builder->construct($definition);
151	8	if ($definition->isShared()) {
152	7	$this->shared[$id] = $object;
153		}
154	8	$object = $this->builder->configure($object, $definition);
155	8	$object = $this->inflect($object);
156	8	$this->unsetLoading($id);
157	8	return $object;
158		}
159
160		/**
161		* Set that certain service are loading and checks circular exception
162		*
163		* @param string\|null $id
164		* @throws CircularException
165		*/
166	9	protected function setLoading(?string $id): void
167		{
168	9	if ($id === null) {
169	2	return;
170		}
171	8	if (isset($this->loading[$id])) {
172	1	$loadingServices = implode(', ', array_keys($this->loading));
173	1	throw new CircularException(sprintf("Circular dependency detected with services - %s", $loadingServices));
174		}
175	8	$this->loading[$id] = true;
176	8	}
177
178		/**
179		* Unset that certain service are loading
180		*
181		* @param string\|null $id
182		*/
183	8	protected function unsetLoading(?string $id): void
184		{
185	8	if ($id === null) {
186	2	return;
187		}
188	7	unset($this->loading[$id]);
189	7	}
190
191		/**
192		* Apply all necessary inflections to object
193		*
194		* @param object $object
195		* @return object
196		*/
197	9	protected function inflect(object $object): object
198		{
199	9	foreach ($this->inflections as $inflection) {
200	2	if ($inflection->canBeAppliedTo($object)) {
201	1	$object = $this->builder->inflect($object, $inflection);
202		}
203		}
204	9	return $object;
205		}
206
207		/**
208		* @inheritDoc
209		*/
210	12	public function get($id)
211		{
212	12	if (isset($this->scalars[$id])) {
213	1	return $this->scalars[$id];
214		}
215
216	11	if ($this->definitionAggregate->has($id)) {
217	8	return $this->getFromDefinitions($id);
218		}
219
220	4	if ($this->isAutoWireAvailiableForClass($id)) {
221	2	return $this->resolveDefinition(
222	2	(new Definition($id))->setShared(false)
223		);
224		}
225
226	2	if ($resolved = $this->getFromDelegates($id)) {
227	1	return $resolved;
228		}
229
230	1	throw new NotFoundException("Could not resolve element by id - {$id}");
231		}
232
233		/**
234		* Check that autowire is enabled and class can be loaded
235		*
236		* @param string $class
237		* @return bool
238		*/
239	7	protected function isAutoWireAvailiableForClass(string $class): bool
240		{
241	7	return $this->autoWire && class_exists($class);
242		}
243
244		/**
245		* Try to find entry in definitions or shared
246		*
247		* @param string $id
248		* @return object
249		* @throws CircularException
250		* @throws NotFoundException
251		*/
252	8	protected function getFromDefinitions(string $id): object
253		{
254	8	$id = $this->definitionAggregate->resolveDefinitionName($id);
255	8	return $this->shared[$id] ?? $this->resolveDefinition($this->definitionAggregate->get($id), $id);
256		}
257
258		/**
259		* Try to find entry in delegates
260		*
261		* @param $id
262		* @return object\|null
263		*/
264	2	protected function getFromDelegates($id)
265		{
266	2	foreach ($this->delegates as $delegate) {
267	1	if ($delegate->getContainer()->has($id)) {
268	1	$resolved = $delegate->getContainer()->get($id);
269	1	if ($delegate->isApplyInflection()) {
270	1	$resolved = $this->inflect($resolved);
271		}
272	1	return $resolved;
273		}
274		}
275	1	return null;
276		}
277
278		/**
279		* Check that entry exists in delegates
280		*
281		* @param $id
282		* @return bool
283		*/
284	3	protected function hasInDelegates($id): bool
285		{
286	3	foreach ($this->delegates as $delegate) {
287	1	if ($delegate->getContainer()->has($id)) {
288	1	return true;
289		}
290		}
291	2	return false;
292		}
293
294		/**
295		* @inheritDoc
296		*/
297	13	public function has($id): bool
298		{
299	13	if (isset($this->scalars[$id])) {
300	2	return true;
301		}
302
303	11	if ($this->definitionAggregate->has($id)) {
304	7	return true;
305		}
306
307	4	if ($this->isAutoWireAvailiableForClass($id)) {
308	1	return true;
309		}
310
311	3	return $this->hasInDelegates($id);
312		}
313
314		/**
315		* @inheritDoc
316		*/
317	1	public function invoke(callable $callable, array $arguments = [])
318		{
319	1	return $this->builder->invoke($callable, $arguments);
320		}
321
322		/**
323		* Set that all dependencies will be analyzed for constructors, callable objects and methods
324		*
325		* @param bool $autoWire
326		* @return $this
327		*/
328	1	public function setAutoWire(bool $autoWire): self
329		{
330	1	$this->autoWire = $autoWire;
331	1	return $this;
332		}
333		}
334

phact-cmf / Container

Branch — master (daf1a7)

Container::has() A

Complexity

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Duplication

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Importance

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