Container::one() - Code Metrics - Inspection of "prerelease2" - phossa2/di - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 3e669d...d7ee3b )

by Hong

created 2016-07-18 03:41 UTC

Container::one() A

↳ Parent: Container

Complexity

Conditions	1
Paths	1

Size

Total Lines	6
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Importance

Changes	5
Bugs	0	Features	1

Metric	Value
c	5
b	0
f	1
dl	0
loc	6
rs	9.4285
cc	1
eloc	3
nc	1
nop	2

<?php
/**
 * Phossa Project
 *
 * PHP version 5.4
 *
 * @category  Library
 * @package   Phossa2\Di
 * @copyright Copyright (c) 2016 phossa.com
 * @license   http://mit-license.org/ MIT License
 * @link      http://www.phossa.com/
 */
/*# declare(strict_types=1); */

namespace Phossa2\Di;

use Phossa2\Config\Config;
use Phossa2\Di\Message\Message;
use Phossa2\Di\Factory\Factory;
use Phossa2\Di\Resolver\Resolver;
use Phossa2\Di\Traits\ArrayAccessTrait;
use Phossa2\Shared\Base\ObjectAbstract;
use Phossa2\Config\Traits\WritableTrait;
use Interop\Container\ContainerInterface;
use Phossa2\Di\Interfaces\ScopeInterface;
use Phossa2\Di\Exception\RuntimeException;
use Phossa2\Di\Exception\NotFoundException;
use Phossa2\Di\Traits\InstanceFactoryTrait;
use Phossa2\Config\Interfaces\ConfigInterface;
use Phossa2\Config\Interfaces\WritableInterface;
use Phossa2\Shared\Delegator\DelegatorAwareTrait;
use Phossa2\Di\Interfaces\ExtendedContainerInterface;
use Phossa2\Shared\Delegator\DelegatorAwareInterface;

/**
 * Container
 *
 * A writable, array accessable, delegator-aware and extended instance container.
 *
 * - writable:
 *
 *   ```php
 *   $container->set('cache', $cache);
 *   ```
 *
 * - array accessable:
 *
 *   ```php
 *   // get
 *   $cache = $container['cache'];
 *
 *   // set/replace
 *   $container['cache'] = $anotherCache;
 *   ```
 *
 * - delegator-aware: lookup dependent instances in the delegator
 *
 *   ```php
 *   $delegator->addContainer($container);
 *   ```
 *
 * - extended container
 *
 *   ```php
 *   // get new instance
 *   $newCache = $container->one('cache');
 *
 *   // run callables
 *   $container->run(['${#logger}', 'warning'], ['A warning message from ${user}']);
 *   ```
 *
 * @package Phossa2\Di
 * @author  Hong Zhang <[email protected]>
 * @see     ObjectAbstract
 * @see     ScopeInterface
 * @see     ContainerInterface
 * @see     ExtendedContainerInterface
 * @see     DelegatorAwareInterface
 * @see     WritableInterface
 * @see     \ArrayAccess
 * @version 2.0.0
 * @since   2.0.0 added
 */
class Container extends ObjectAbstract implements ContainerInterface, ScopeInterface, WritableInterface, \ArrayAccess, DelegatorAwareInterface, ExtendedContainerInterface
{
    use WritableTrait,
        ArrayAccessTrait,
        DelegatorAwareTrait,
        InstanceFactoryTrait;

    /**
     * Inject a Phossa2\Config\Config
     *
     * ```php
     * $configData = [
     *     // container class
     *     'di.class' => 'Phossa2\\Di\\Container',
     *
     *     // container service definitions
     *     'di.service' => [
     *         // ...
     *     ],
     *
     *     // init methods to run after container created
     *     'di.init' => [
     *         'default' => [],
     *         'mystuff' => [ ... ],
     *     ],
     * ];
     *
     * // instantiate $config
     * $config = new Config(null, null, $configData);
     *
     * // instantiate container
     * $container = new $config['di.class']($config);
     * ```
     *
     * @param  ConfigInterface $config inject the config instance
     * @param  string $baseNode container's starting node in $config
     * @access public
     */
    public function __construct(
        ConfigInterface $config = null,
        /*# string */ $baseNode = 'di'
    ) {
        // config
        $conf = $config ?: new Config();

        // resolver & factory
        $this
            ->setResolver(new Resolver($this, $conf, $baseNode))
            ->setFactory(new Factory($this->getResolver()));

        // alias couple objects
        $this->alias('container', $this);
        $this->alias('config', $conf);

        // run methods in 'di.init'
        $this->initContainer();
    }

    // ContainerInterface related

    /**
     * Extensions to the Interop\Container\ContainerInterface
     *
     * - Accepting second param as object constructor arguments
     * - Accpeting $id with scope appended, e.g. 'cache@myScope'
     *
     * {@inheritDoc}
     */
    public function get($id)
    {
        if ($this->has($id)) {
            $args = func_num_args() > 1 ? func_get_arg(1) : [];
            $this->resolve($args);
            return $this->getInstance($id, $args);
        } else {
            throw new NotFoundException(
                Message::get(Message::DI_SERVICE_NOTFOUND, $id),
                Message::DI_SERVICE_NOTFOUND
            );
        }
    }

    /**
     * Extensions to the Interop\Container\ContainerInterface
     *
     * - Accpeting $id with scope appended, e.g. 'cache@myScope'
     *
     * {@inheritDoc}
     */
    public function has($id)
    {
        if (is_string($id)) {
            return $this->getResolver()->hasService(
                $this->idWithoutScope($id)
            );
        }
        return false;
    }

    // ExtendedContainerInterface

    /**
     * {@inheritDoc}
     */
    public function one(/*# string */ $id, array $arguments = [])
    {
        return $this->get(
            $this->scopedId($id, ScopeInterface::SCOPE_SINGLE), $arguments
        );
    }

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

        return $this->getFactory()->executeCallable($callable, $arguments);
    }

    /**
     * {@inheritDoc}
     */
    public function param(/*# string */ $name, $value)/*# : bool */
    {
        if (!$this->getResolver()->has($name)) {
            $this->getResolver()->set($name, $value);
            return $this->getResolver()->has($name);
        }
        return false;
    }

    /**
     * {@inheritDoc}
     */
    public function alias(/*# string */ $id, $object)/*# : bool */
    {
        if ($this->isWritable() && !$this->has($id)) {
            return $this->set($id, ['class' => $object, 'skip' => true]);
        }
        return false;
    }

    // AutoWiringInterface related

    /**
     * {@inheritDoc}
     */
    public function auto(/*# bool */ $flag = true)
    {
        $this->getResolver()->auto($flag);
        return $this;
    }

    /**
     * {@inheritDoc}
     */
    public function isAuto()/*# : bool */
    {
        return $this->getResolver()->isAuto();
    }

    // ReferenceResolveInterface related

    /**
     * {@inheritDoc}
     */
    public function resolve(&$toResolve)
    {
        $this->getResolver()->resolve($toResolve);
        return $this;
    }

    // ScopeInterface related

    /**
     * @inheritDoc
     */
    public function share(/*# bool */ $flag = true)
    {
        $this->default_scope = (bool) $flag ?
            self::SCOPE_SHARED : self::SCOPE_SINGLE;
        return $this;
    }

    // WritableInterface related

    /**
     * {@inheritDoc}
     */
    public function set(/*# string */ $id, $value)/*# : bool */
    {
        if ($this->isWritable()) {
            list($rawId, $scope) = $this->splitId($id);

            return $this->getResolver()->setService(
                $rawId,
                '' === $scope ? $value : $this->scopedData($value, $scope)
            );
        } else {
            throw new RuntimeException(
                Message::get(Message::DI_CONTAINER_READONLY, $id),
                Message::DI_CONTAINER_READONLY
            );
        }
    }

    /**
     * Override 'isWritable()' in 'Phossa2\Config\Traits\WritableTrait'
     *
     * Container's writability is depend on its resolver
     *
     * {@inheritDoc}
     */
    public function isWritable()/*# : bool */
    {
        return $this->getResolver()->isWritable();
    }

    /**
     * Override 'setWritable()' in 'Phossa2\Config\Traits\WritableTrait'
     *
     * Container's writability is depend on its resolver
     *
     * {@inheritDoc}
     */
    public function setWritable($writable)/*# : bool */
    {
        return $this->getResolver()->setWritable((bool) $writable);
    }
}


1			<?php
2			/**
3			* Phossa Project
4			*
5			* PHP version 5.4
6			*
7			* @category Library
8			* @package Phossa2\Di
9			* @copyright Copyright (c) 2016 phossa.com
10			* @license http://mit-license.org/ MIT License
11			* @link http://www.phossa.com/
12			*/
13			/# declare(strict_types=1); /
14
15			namespace Phossa2\Di;
16
17			use Phossa2\Config\Config;
18			use Phossa2\Di\Message\Message;
19			use Phossa2\Di\Factory\Factory;
20			use Phossa2\Di\Resolver\Resolver;
21			use Phossa2\Di\Traits\ArrayAccessTrait;
22			use Phossa2\Shared\Base\ObjectAbstract;
23			use Phossa2\Config\Traits\WritableTrait;
24			use Interop\Container\ContainerInterface;
25			use Phossa2\Di\Interfaces\ScopeInterface;
26			use Phossa2\Di\Exception\RuntimeException;
27			use Phossa2\Di\Exception\NotFoundException;
28			use Phossa2\Di\Traits\InstanceFactoryTrait;
29			use Phossa2\Config\Interfaces\ConfigInterface;
30			use Phossa2\Config\Interfaces\WritableInterface;
31			use Phossa2\Shared\Delegator\DelegatorAwareTrait;
32			use Phossa2\Di\Interfaces\ExtendedContainerInterface;
33			use Phossa2\Shared\Delegator\DelegatorAwareInterface;
34
35			/**
36			* Container
37			*
38			* A writable, array accessable, delegator-aware and extended instance container.
39			*
40			* - writable:
41			*
42			* ```php
43			* $container->set('cache', $cache);
44			* ```
45			*
46			* - array accessable:
47			*
48			* ```php
49			* // get
50			* $cache = $container['cache'];
51			*
52			* // set/replace
53			* $container['cache'] = $anotherCache;
54			* ```
55			*
56			* - delegator-aware: lookup dependent instances in the delegator
57			*
58			* ```php
59			* $delegator->addContainer($container);
60			* ```
61			*
62			* - extended container
63			*
64			* ```php
65			* // get new instance
66			* $newCache = $container->one('cache');
67			*
68			* // run callables
69			* $container->run(['${#logger}', 'warning'], ['A warning message from ${user}']);
70			* ```
71			*
72			* @package Phossa2\Di
73			* @author Hong Zhang <[email protected]>
74			* @see ObjectAbstract
75			* @see ScopeInterface
76			* @see ContainerInterface
77			* @see ExtendedContainerInterface
78			* @see DelegatorAwareInterface
79			* @see WritableInterface
80			* @see \ArrayAccess
81			* @version 2.0.0
82			* @since 2.0.0 added
83			*/
84			class Container extends ObjectAbstract implements ContainerInterface, ScopeInterface, WritableInterface, \ArrayAccess, DelegatorAwareInterface, ExtendedContainerInterface
85			{
86			use WritableTrait,
87			ArrayAccessTrait,
88			DelegatorAwareTrait,
89			InstanceFactoryTrait;
90
91			/**
92			* Inject a Phossa2\Config\Config
93			*
94			* ```php
95			* $configData = [
96			* // container class
97			* 'di.class' => 'Phossa2\\Di\\Container',
98			*
99			* // container service definitions
100			* 'di.service' => [
101			* // ...
102			* ],
103			*
104			* // init methods to run after container created
105			* 'di.init' => [
106			* 'default' => [],
107			* 'mystuff' => [ ... ],
108			* ],
109			* ];
110			*
111			* // instantiate $config
112			* $config = new Config(null, null, $configData);
113			*
114			* // instantiate container
115			* $container = new $config['di.class']($config);
116			* ```
117			*
118			* @param ConfigInterface $config inject the config instance
119			* @param string $baseNode container's starting node in $config
120			* @access public
121			*/
122			public function __construct(
123			ConfigInterface $config = null,
124			/# string / $baseNode = 'di'
125			) {
126			// config
127			$conf = $config ?: new Config();
128
129			// resolver & factory
130			$this
131			->setResolver(new Resolver($this, $conf, $baseNode))
132			->setFactory(new Factory($this->getResolver()));
133
134			// alias couple objects
135			$this->alias('container', $this);
136			$this->alias('config', $conf);
137
138			// run methods in 'di.init'
139			$this->initContainer();
140			}
141
142			// ContainerInterface related
143
144			/**
145			* Extensions to the Interop\Container\ContainerInterface
146			*
147			* - Accepting second param as object constructor arguments
148			* - Accpeting $id with scope appended, e.g. 'cache@myScope'
149			*
150			* {@inheritDoc}
151			*/
152			public function get($id)
153			{
154			if ($this->has($id)) {
155			$args = func_num_args() > 1 ? func_get_arg(1) : [];
156			$this->resolve($args);
157			return $this->getInstance($id, $args);
158			} else {
159			throw new NotFoundException(
160			Message::get(Message::DI_SERVICE_NOTFOUND, $id),
161			Message::DI_SERVICE_NOTFOUND
162			);
163			}
164			}
165
166			/**
167			* Extensions to the Interop\Container\ContainerInterface
168			*
169			* - Accpeting $id with scope appended, e.g. 'cache@myScope'
170			*
171			* {@inheritDoc}
172			*/
173			public function has($id)
174			{
175			if (is_string($id)) {
176			return $this->getResolver()->hasService(
177			$this->idWithoutScope($id)
178			);
179			}
180			return false;
181			}
182
183			// ExtendedContainerInterface
184
185			/**
186			* {@inheritDoc}
187			*/
188			public function one(/# string / $id, array $arguments = [])
189			{
190			return $this->get(
191			$this->scopedId($id, ScopeInterface::SCOPE_SINGLE), $arguments
192			);
193			}
194
195			/**
196			* {@inheritDoc}
197			*/
198			public function run($callable, array $arguments = [])
199			{
200			$this->resolve($callable);
201			$this->resolve($arguments);
202
203			return $this->getFactory()->executeCallable($callable, $arguments);
204			}
205
206			/**
207			* {@inheritDoc}
208			*/
209			public function param(/# string / $name, $value)/# : bool /
210			{
211			if (!$this->getResolver()->has($name)) {
212			$this->getResolver()->set($name, $value);
213			return $this->getResolver()->has($name);
214			}
215			return false;
216			}
217
218			/**
219			* {@inheritDoc}
220			*/
221			public function alias(/# string / $id, $object)/# : bool /
222			{
223			if ($this->isWritable() && !$this->has($id)) {
224			return $this->set($id, ['class' => $object, 'skip' => true]);
225			}
226			return false;
227			}
228
229			// AutoWiringInterface related
230
231			/**
232			* {@inheritDoc}
233			*/
234			public function auto(/# bool / $flag = true)
235			{
236			$this->getResolver()->auto($flag);
237			return $this;
238			}
239
240			/**
241			* {@inheritDoc}
242			*/
243			public function isAuto()/# : bool /
244			{
245			return $this->getResolver()->isAuto();
246			}
247
248			// ReferenceResolveInterface related
249
250			/**
251			* {@inheritDoc}
252			*/
253			public function resolve(&$toResolve)
254			{
255			$this->getResolver()->resolve($toResolve);
256			return $this;
257			}
258
259			// ScopeInterface related
260
261			/**
262			* @inheritDoc
263			*/
264			public function share(/# bool / $flag = true)
265			{
266			$this->default_scope = (bool) $flag ?
267			self::SCOPE_SHARED : self::SCOPE_SINGLE;
268			return $this;
269			}
270
271			// WritableInterface related
272
273			/**
274			* {@inheritDoc}
275			*/
276			public function set(/# string / $id, $value)/# : bool /
277			{
278			if ($this->isWritable()) {
279			list($rawId, $scope) = $this->splitId($id);
280
281			return $this->getResolver()->setService(
282			$rawId,
283			'' === $scope ? $value : $this->scopedData($value, $scope)
284			);
285			} else {
286			throw new RuntimeException(
287			Message::get(Message::DI_CONTAINER_READONLY, $id),
288			Message::DI_CONTAINER_READONLY
289			);
290			}
291			}
292
293			/**
294			* Override 'isWritable()' in 'Phossa2\Config\Traits\WritableTrait'
295			*
296			* Container's writability is depend on its resolver
297			*
298			* {@inheritDoc}
299			*/
300			public function isWritable()/# : bool /
301			{
302			return $this->getResolver()->isWritable();
303			}
304
305			/**
306			* Override 'setWritable()' in 'Phossa2\Config\Traits\WritableTrait'
307			*
308			* Container's writability is depend on its resolver
309			*
310			* {@inheritDoc}
311			*/
312			public function setWritable($writable)/# : bool /
313			{
314			return $this->getResolver()->setWritable((bool) $writable);
315			}
316			}
317

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Container::one() A

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