AspectKernel::hasFeature() - Code Metrics - Inspection of "Bump phpunit to latest version (#406)" - goaop/framework - Measure and Improve Code Quality continuously with Scrutinizer

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by Alexander

created 2019-01-13 09:13 UTC

AspectKernel::hasFeature() A

↳ Parent: AspectKernel

Complexity

Conditions	1
Paths	1

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	2
CRAP Score	1

Importance

Changes

Metric	Value
dl	0
loc	4
ccs	2
cts	2
cp	1
rs	10
c	0
b	0
f	0
cc	1
nc	1
nop	1
crap	1

<?php
declare(strict_types = 1);
/*
 * Go! AOP framework
 *
 * @copyright Copyright 2012, Lisachenko Alexander <[email protected]>
 *
 * This source file is subject to the license that is bundled
 * with this source code in the file LICENSE.
 */

namespace Go\Core;

use Go\Aop\Features;
use Go\Instrument\ClassLoading\AopComposerLoader;
use Go\Instrument\ClassLoading\SourceTransformingLoader;
use Go\Instrument\PathResolver;
use Go\Instrument\Transformer\CachingTransformer;
use Go\Instrument\Transformer\ConstructorExecutionTransformer;
use Go\Instrument\Transformer\FilterInjectorTransformer;
use Go\Instrument\Transformer\MagicConstantTransformer;
use Go\Instrument\Transformer\SelfValueTransformer;
use Go\Instrument\Transformer\SourceTransformer;
use Go\Instrument\Transformer\WeavingTransformer;
use ReflectionObject;
use function define;

/**
 * Abstract aspect kernel is used to prepare an application to work with aspects.
 */
abstract class AspectKernel
{

    /**
     * Version of kernel
     */
    public const VERSION = '2.1.0';

    /**
     * Kernel options
     */
    protected $options = [
        'features' => 0
    ];

    /**
     * Single instance of kernel
     *
     * @var static
     */
    protected static $instance;

    /**
     * Default class name for container, can be redefined in children
     */
    protected static $containerClass = GoAspectContainer::class;

    /**
     * Flag to determine if kernel was already initialized or not
     */
    protected $wasInitialized = false;

    /**
     * Aspect container instance
     *
     * @var AspectContainer
     */
    protected $container;

    /**
     * Protected constructor is used to prevent direct creation, but allows customization if needed
     */
    protected function __construct() {}

    /**
     * Returns the single instance of kernel
     */
    public static function getInstance(): self
    {
        if (!self::$instance) {
            self::$instance = new static();
        }

        return self::$instance;
    }

    /**
     * Init the kernel and make adjustments
     *
     * @param array $options Associative array of options for kernel
     */
    public function init(array $options = [])
    {
        if ($this->wasInitialized) {
            return;
        }

        $this->options = $this->normalizeOptions($options);
        define('AOP_ROOT_DIR', $this->options['appDir']);
        define('AOP_CACHE_DIR', $this->options['cacheDir']);

        /** @var $container AspectContainer */
        $container = $this->container = new $this->options['containerClass'];
        $container->set('kernel', $this);
        $container->set('kernel.interceptFunctions', $this->hasFeature(Features::INTERCEPT_FUNCTIONS));
        $container->set('kernel.options', $this->options);

        SourceTransformingLoader::register();

        foreach ($this->registerTransformers() as $sourceTransformer) {
            SourceTransformingLoader::addTransformer($sourceTransformer);
        }

        // Register kernel resources in the container for debug mode
        if ($this->options['debug']) {
            $this->addKernelResourcesToContainer($container);
        }

        AopComposerLoader::init($this->options, $container);

        // Register all AOP configuration in the container
        $this->configureAop($container);

        $this->wasInitialized = true;
    }

    /**
     * Returns an aspect container
     */
    public function getContainer(): AspectContainer
    {
        return $this->container;
    }

    /**
     * Checks if kernel configuration has enabled specific feature
     *
     * @see \Go\Aop\Features enumeration class for features
     */
    public function hasFeature(int $featureToCheck): bool
    {
        return ($this->options['features'] & $featureToCheck) !== 0;
    }

    /**
     * Returns list of kernel options
     */
    public function getOptions(): array
    {
        return $this->options;
    }

    /**
     * Returns default options for kernel. Available options:
     *
     *   debug    - boolean Determines whether or not kernel is in debug mode
     *   appDir   - string Path to the application root directory.
     *   cacheDir - string Path to the cache directory where compiled classes will be stored
     *   cacheFileMode - integer Binary mask of permission bits that is set to cache files
     *   annotationCache - Doctrine\Common\Cache\Cache. If not provided, Doctrine\Common\Cache\PhpFileCache is used.
     *   features - integer Binary mask of features
     *   includePaths - array Whitelist of directories where aspects should be applied. Empty for everywhere.
     *   excludePaths - array Blacklist of directories or files where aspects shouldn't be applied.
     */
    protected function getDefaultOptions(): array
    {
        return [
            'debug'           => false,
            'appDir'          => __DIR__ . '/../../../../../',
            'cacheDir'        => null,
            'cacheFileMode'   => 0770 & ~umask(), // Respect user umask() policy
            'features'        => 0,
            'annotationCache' => null,
            'includePaths'    => [],
            'excludePaths'    => [],
            'containerClass'  => static::$containerClass,
        ];
    }


    /**
     * Normalizes options for the kernel
     *
     * @param array $options List of options
     */
    protected function normalizeOptions(array $options): array
    {
        $options = array_replace($this->getDefaultOptions(), $options);

        $options['cacheDir'] = PathResolver::realpath($options['cacheDir']);

        if (!$options['cacheDir']) {
            throw new \RuntimeException('You need to provide valid cache directory for Go! AOP framework.');
        }

        $options['excludePaths'][] = $options['cacheDir'];
        $options['excludePaths'][] = __DIR__ . '/../';
        $options['appDir']         = PathResolver::realpath($options['appDir']);
        $options['cacheFileMode']  = (int) $options['cacheFileMode'];
        $options['includePaths']   = PathResolver::realpath($options['includePaths']);
        $options['excludePaths']   = PathResolver::realpath($options['excludePaths']);

        return $options;
    }

    /**
     * Configures an AspectContainer with advisors, aspects and pointcuts
     */
    abstract protected function configureAop(AspectContainer $container);

    /**
     * Returns list of source transformers, that will be applied to the PHP source
     *
     * @return SourceTransformer[]
     * @internal This method is internal and should not be used outside this project
     */
    protected function registerTransformers(): array
    {
        $cacheManager     = $this->getContainer()->get('aspect.cache.path.manager');
        $filterInjector   = new FilterInjectorTransformer($this, SourceTransformingLoader::getId(), $cacheManager);
        $magicTransformer = new MagicConstantTransformer($this);

        $sourceTransformers = function () use ($filterInjector, $magicTransformer, $cacheManager) {
            $transformers = [];
            if ($this->hasFeature(Features::INTERCEPT_INITIALIZATIONS)) {
                $transformers[] = new ConstructorExecutionTransformer();
            }
            if ($this->hasFeature(Features::INTERCEPT_INCLUDES)) {
                $transformers[] = $filterInjector;
            }
            $transformers[]  = new SelfValueTransformer($this);
            $transformers[]  = new WeavingTransformer(
                $this,
                $this->container->get('aspect.advice_matcher'),
                $cacheManager,
                $this->container->get('aspect.cached.loader')
            );
            $transformers[] = $magicTransformer;

            return $transformers;
        };

        return [
            new CachingTransformer($this, $sourceTransformers, $cacheManager)
        ];
    }

    /**
     * Add resources of kernel to the container
     */
    protected function addKernelResourcesToContainer(AspectContainer $container): void
    {
        $trace    = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS, 2);
        $refClass = new ReflectionObject($this);

        $container->addResource($trace[1]['file']);
        $container->addResource($refClass->getFileName());
    }
}


1		<?php
2		declare(strict_types = 1);
3		/*
4		* Go! AOP framework
5		*
6		* @copyright Copyright 2012, Lisachenko Alexander <[email protected]>
7		*
8		* This source file is subject to the license that is bundled
9		* with this source code in the file LICENSE.
10		*/
11
12		namespace Go\Core;
13
14		use Go\Aop\Features;
15		use Go\Instrument\ClassLoading\AopComposerLoader;
16		use Go\Instrument\ClassLoading\SourceTransformingLoader;
17		use Go\Instrument\PathResolver;
18		use Go\Instrument\Transformer\CachingTransformer;
19		use Go\Instrument\Transformer\ConstructorExecutionTransformer;
20		use Go\Instrument\Transformer\FilterInjectorTransformer;
21		use Go\Instrument\Transformer\MagicConstantTransformer;
22		use Go\Instrument\Transformer\SelfValueTransformer;
23		use Go\Instrument\Transformer\SourceTransformer;
24		use Go\Instrument\Transformer\WeavingTransformer;
25		use ReflectionObject;
26		use function define;
27
28		/**
29		* Abstract aspect kernel is used to prepare an application to work with aspects.
30		*/
31		abstract class AspectKernel
32		{
33
34		/**
35		* Version of kernel
36		*/
37		public const VERSION = '2.1.0';
38
39		/**
40		* Kernel options
41		*/
42		protected $options = [
43		'features' => 0
44		];
45
46		/**
47		* Single instance of kernel
48		*
49		* @var static
50		*/
51		protected static $instance;
52
53		/**
54		* Default class name for container, can be redefined in children
55		*/
56		protected static $containerClass = GoAspectContainer::class;
57
58		/**
59		* Flag to determine if kernel was already initialized or not
60		*/
61		protected $wasInitialized = false;
62
63		/**
64		* Aspect container instance
65		*
66		* @var AspectContainer
67		*/
68		protected $container;
69
70		/**
71		* Protected constructor is used to prevent direct creation, but allows customization if needed
72		*/
73		protected function __construct() {}
74
75		/**
76		* Returns the single instance of kernel
77		*/
78	1	public static function getInstance(): self
79		{
80	1	if (!self::$instance) {
81	1	self::$instance = new static();
82		}
83
84	1	return self::$instance;
85		}
86
87		/**
88		* Init the kernel and make adjustments
89		*
90		* @param array $options Associative array of options for kernel
91		*/
92	1	public function init(array $options = [])
93		{
94	1	if ($this->wasInitialized) {
95		return;
96		}
97
98	1	$this->options = $this->normalizeOptions($options);
99	1	define('AOP_ROOT_DIR', $this->options['appDir']);
100	1	define('AOP_CACHE_DIR', $this->options['cacheDir']);
101
102		/** @var $container AspectContainer */
103	1	$container = $this->container = new $this->options['containerClass'];
104	1	$container->set('kernel', $this);
105	1	$container->set('kernel.interceptFunctions', $this->hasFeature(Features::INTERCEPT_FUNCTIONS));
106	1	$container->set('kernel.options', $this->options);
107
108	1	SourceTransformingLoader::register();
109
110	1	foreach ($this->registerTransformers() as $sourceTransformer) {
111	1	SourceTransformingLoader::addTransformer($sourceTransformer);
112		}
113
114		// Register kernel resources in the container for debug mode
115	1	if ($this->options['debug']) {
116	1	$this->addKernelResourcesToContainer($container);
117		}
118
119	1	AopComposerLoader::init($this->options, $container);
120
121		// Register all AOP configuration in the container
122	1	$this->configureAop($container);
123
124	1	$this->wasInitialized = true;
125	1	}
126
127		/**
128		* Returns an aspect container
129		*/
130	1	public function getContainer(): AspectContainer
131		{
132	1	return $this->container;
133		}
134
135		/**
136		* Checks if kernel configuration has enabled specific feature
137		*
138		* @see \Go\Aop\Features enumeration class for features
139		*/
140	1	public function hasFeature(int $featureToCheck): bool
141		{
142	1	return ($this->options['features'] & $featureToCheck) !== 0;
143		}
144
145		/**
146		* Returns list of kernel options
147		*/
148	1	public function getOptions(): array
149		{
150	1	return $this->options;
151		}
152
153		/**
154		* Returns default options for kernel. Available options:
155		*
156		* debug - boolean Determines whether or not kernel is in debug mode
157		* appDir - string Path to the application root directory.
158		* cacheDir - string Path to the cache directory where compiled classes will be stored
159		* cacheFileMode - integer Binary mask of permission bits that is set to cache files
160		* annotationCache - Doctrine\Common\Cache\Cache. If not provided, Doctrine\Common\Cache\PhpFileCache is used.
161		* features - integer Binary mask of features
162		* includePaths - array Whitelist of directories where aspects should be applied. Empty for everywhere.
163		* excludePaths - array Blacklist of directories or files where aspects shouldn't be applied.
164		*/
165	1	protected function getDefaultOptions(): array
166		{
167		return [
168	1	'debug' => false,
169		'appDir' => __DIR__ . '/../../../../../',
170		'cacheDir' => null,
171	1	'cacheFileMode' => 0770 & ~umask(), // Respect user umask() policy
172	1	'features' => 0,
173		'annotationCache' => null,
174		'includePaths' => [],
175		'excludePaths' => [],
176	1	'containerClass' => static::$containerClass,
177		];
178		}
179
180
181		/**
182		* Normalizes options for the kernel
183		*
184		* @param array $options List of options
185		*/
186	1	protected function normalizeOptions(array $options): array
187		{
188	1	$options = array_replace($this->getDefaultOptions(), $options);
189
190	1	$options['cacheDir'] = PathResolver::realpath($options['cacheDir']);
191
192	1	if (!$options['cacheDir']) {
193		throw new \RuntimeException('You need to provide valid cache directory for Go! AOP framework.');
194		}
195
196	1	$options['excludePaths'][] = $options['cacheDir'];
197	1	$options['excludePaths'][] = __DIR__ . '/../';
198	1	$options['appDir'] = PathResolver::realpath($options['appDir']);
199	1	$options['cacheFileMode'] = (int) $options['cacheFileMode'];
200	1	$options['includePaths'] = PathResolver::realpath($options['includePaths']);
201	1	$options['excludePaths'] = PathResolver::realpath($options['excludePaths']);
202
203	1	return $options;
204		}
205
206		/**
207		* Configures an AspectContainer with advisors, aspects and pointcuts
208		*/
209		abstract protected function configureAop(AspectContainer $container);
210
211		/**
212		* Returns list of source transformers, that will be applied to the PHP source
213		*
214		* @return SourceTransformer[]
215		* @internal This method is internal and should not be used outside this project
216		*/
217	1	protected function registerTransformers(): array
218		{
219	1	$cacheManager = $this->getContainer()->get('aspect.cache.path.manager');
220	1	$filterInjector = new FilterInjectorTransformer($this, SourceTransformingLoader::getId(), $cacheManager);
221	1	$magicTransformer = new MagicConstantTransformer($this);
222
223		$sourceTransformers = function () use ($filterInjector, $magicTransformer, $cacheManager) {
224	1	$transformers = [];
225	1	if ($this->hasFeature(Features::INTERCEPT_INITIALIZATIONS)) {
226		$transformers[] = new ConstructorExecutionTransformer();
227		}
228	1	if ($this->hasFeature(Features::INTERCEPT_INCLUDES)) {
229		$transformers[] = $filterInjector;
230		}
231	1	$transformers[] = new SelfValueTransformer($this);
232	1	$transformers[] = new WeavingTransformer(
233	1	$this,
234	1	$this->container->get('aspect.advice_matcher'),
235	1	$cacheManager,
236	1	$this->container->get('aspect.cached.loader')
237		);
238	1	$transformers[] = $magicTransformer;
239
240	1	return $transformers;
241	1	};
242
243		return [
244	1	new CachingTransformer($this, $sourceTransformers, $cacheManager)
245		];
246		}
247
248		/**
249		* Add resources of kernel to the container
250		*/
251	1	protected function addKernelResourcesToContainer(AspectContainer $container): void
252		{
253	1	$trace = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS, 2);
254	1	$refClass = new ReflectionObject($this);
255
256	1	$container->addResource($trace[1]['file']);
257	1	$container->addResource($refClass->getFileName());
258	1	}
259		}
260

goaop / framework

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AspectKernel::hasFeature() A

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