Gacela::collectBindingsFromProviders() - Code Metrics - Inspection of "Merge pull request #320 from gacela-project/feat/a..." - gacela-project/gacela - Measure and Improve Code Quality continuously with Scrutinizer

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by Chema

created 2024-08-19 18:05 UTC

Gacela::collectBindingsFromProviders() B

↳ Parent: Gacela

Complexity

Conditions	9
Paths	15

Size

Total Lines	35
Code Lines	20

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	90

Importance

Changes

Metric	Value
eloc	20
c	0
b	0
f	0
dl	0
loc	35
ccs	0
cts	0
cp	0
rs	8.0555
cc	9
nc	15
nop	0
crap	90

<?php

declare(strict_types=1);

namespace Gacela\Framework;

use Closure;
use Gacela\Framework\Bootstrap\GacelaConfig;
use Gacela\Framework\Bootstrap\SetupGacela;
use Gacela\Framework\Bootstrap\SetupGacelaInterface;
use Gacela\Framework\ClassResolver\AbstractClassResolver;
use Gacela\Framework\ClassResolver\Cache\GacelaFileCache;
use Gacela\Framework\ClassResolver\Cache\InMemoryCache;
use Gacela\Framework\ClassResolver\ClassResolverCache;
use Gacela\Framework\ClassResolver\GlobalInstance\AnonymousGlobal;
use Gacela\Framework\Config\Config;
use Gacela\Framework\Config\ConfigFactory;
use Gacela\Framework\Container\Container;
use Gacela\Framework\Container\Locator;
use Gacela\Framework\DocBlockResolver\DocBlockResolverCache;
use Gacela\Framework\Exception\GacelaNotBootstrappedException;

use RecursiveDirectoryIterator;
use RecursiveIteratorIterator;

use SplFileInfo;

use function is_string;
use function sprintf;

final class Gacela
{
    private const GACELA_PHP_FILENAME = 'gacela.php';

    private static ?Container $mainContainer = null;

    private static ?string $appRootDir = null;

    /**
     * Define the entry point of Gacela.
     *
     * @param null|Closure(GacelaConfig):void $configFn
     */
    public static function bootstrap(string $appRootDir, Closure $configFn = null): void
    {
        self::$appRootDir = $appRootDir;
        self::$mainContainer = null;

        $setup = self::processConfigFnIntoSetup($configFn);

        if ($setup->shouldResetInMemoryCache()) {
            self::resetCache();
        }

        self::addModuleBindingsToSetup($setup);

        $config = Config::createWithSetup($setup);
        $config->setAppRootDir($appRootDir)
            ->init();

        self::runPlugins($config);
    }

    /**
     * @template T
     *
     * @param class-string<T> $className

     *
     * @return T|null
     */
    public static function get(string $className): mixed
    {
        return Locator::getSingleton($className, self::$mainContainer);
    }

    /**
     * Get the application root dir set when bootstrapping gacela
     */
    public static function rootDir(): string
    {
        if (self::$appRootDir === null) {
            throw new GacelaNotBootstrappedException();
        }

        return self::$appRootDir;
    }

    /**
     * Add an anonymous class as 'Config', 'Factory' or 'Provider' as a global resource
     * bound to the context that it is passed as second argument.
     *
     * @param object|string $context It can be the string-key (file path) or the class/object itself.
     *                               If empty then the caller's file will be use
     */
    public static function addGlobal(object $resolvedClass, object|string $context = ''): void
    {
        if (is_string($context) && is_file($context)) {
            $context = basename($context, '.php');
        } elseif ($context === '') {
            // Use the caller's file as context
            $context = basename(debug_backtrace()[0]['file'] ?? __FILE__, '.php');
        }

        AnonymousGlobal::addGlobal($context, $resolvedClass);
    }

    public static function overrideExistingResolvedClass(string $className, object $resolvedClass): void
    {
        AnonymousGlobal::overrideExistingResolvedClass($className, $resolvedClass);
    }

    /**
     * @param null|Closure(GacelaConfig):void $configFn
     */
    private static function processConfigFnIntoSetup(Closure $configFn = null): SetupGacelaInterface
    {
        if ($configFn instanceof Closure) {
            return SetupGacela::fromCallable($configFn);
        }

        $gacelaFilePath = sprintf(
            '%s%s%s',
            self::rootDir(),
            DIRECTORY_SEPARATOR,
            self::GACELA_PHP_FILENAME,
        );

        if (is_file($gacelaFilePath)) {
            return SetupGacela::fromFile($gacelaFilePath);
        }

        return new SetupGacela();
    }

    private static function resetCache(): void
    {
        AnonymousGlobal::resetCache();
        AbstractFacade::resetCache();
        AbstractFactory::resetCache();
        AbstractClassResolver::resetCache();
        InMemoryCache::resetCache();
        GacelaFileCache::resetCache();
        DocBlockResolverCache::resetCache();
        ClassResolverCache::resetCache();
        ConfigFactory::resetCache();
        Config::resetInstance();
        Locator::resetInstance();
    }

    private static function runPlugins(Config $config): void
    {
        self::$mainContainer = Container::withConfig($config);

        $plugins = $config->getSetupGacela()->getPlugins();

        foreach ($plugins as $plugin) {
            /** @var callable $current */
            $current = is_string($plugin)
                ? self::$mainContainer->get($plugin)
                : $plugin;

            self::$mainContainer->resolve($current);
        }
    }

    private static function addModuleBindingsToSetup(SetupGacelaInterface $setup): void
    {
        $setup->combine(SetupGacela::fromCallable(static function (GacelaConfig $config): void {
            foreach (self::collectBindingsFromProviders() as $k => $v) {
                $config->addBinding($k, $v);
            }
        }));
    }

    /**
     * @return array<class-string, class-string|callable|object>
     */
    private static function collectBindingsFromProviders(): array
    {
        if (self::$appRootDir === null || !is_dir(self::$appRootDir)) {
            return [];
        }

        $iterator = new RecursiveIteratorIterator(
            new RecursiveDirectoryIterator(self::$appRootDir),
        );

        $result = [];
        /** @var SplFileInfo $file */
        foreach ($iterator as $file) {
            if ($file->getExtension() === 'php') {
                $fileContents = (string)file_get_contents($file->getPathname());
                if (preg_match('/namespace\s+([a-zA-Z0-9_\\\\]+)\s*;/', $fileContents, $matches) !== false) {
                    $namespace = $matches[1] ?? ''; // @phpstan-ignore-line
                } else {
                    $namespace = '';
                }

                /** @var string $className */
                $className = pathinfo($file->getFilename(), PATHINFO_FILENAME);
                $fullClassName = $namespace !== ''
                    ? $namespace . '\\' . $className
                    : $className;

                if (class_exists($fullClassName)) {
                    if (is_subclass_of($fullClassName, AbstractProvider::class)) {
                        $result = array_merge($result, (new $fullClassName())->bindings);
                    }
                }
            }
        }
        return $result;
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		namespace Gacela\Framework;
6
7		use Closure;
8		use Gacela\Framework\Bootstrap\GacelaConfig;
9		use Gacela\Framework\Bootstrap\SetupGacela;
10		use Gacela\Framework\Bootstrap\SetupGacelaInterface;
11		use Gacela\Framework\ClassResolver\AbstractClassResolver;
12		use Gacela\Framework\ClassResolver\Cache\GacelaFileCache;
13		use Gacela\Framework\ClassResolver\Cache\InMemoryCache;
14		use Gacela\Framework\ClassResolver\ClassResolverCache;
15		use Gacela\Framework\ClassResolver\GlobalInstance\AnonymousGlobal;
16		use Gacela\Framework\Config\Config;
17		use Gacela\Framework\Config\ConfigFactory;
18		use Gacela\Framework\Container\Container;
19		use Gacela\Framework\Container\Locator;
20		use Gacela\Framework\DocBlockResolver\DocBlockResolverCache;
21		use Gacela\Framework\Exception\GacelaNotBootstrappedException;
22
23		use RecursiveDirectoryIterator;
24		use RecursiveIteratorIterator;
25
26		use SplFileInfo;
27
28		use function is_string;
29		use function sprintf;
30
31		final class Gacela
32		{
33		private const GACELA_PHP_FILENAME = 'gacela.php';
34
35		private static ?Container $mainContainer = null;
36
37	106	private static ?string $appRootDir = null;
38
39	106	/**
40	106	* Define the entry point of Gacela.
41		*
42	106	* @param null\|Closure(GacelaConfig):void $configFn
43		*/
44	106	public static function bootstrap(string $appRootDir, Closure $configFn = null): void
45	58	{
46		self::$appRootDir = $appRootDir;
47		self::$mainContainer = null;
48	106
49	106	$setup = self::processConfigFnIntoSetup($configFn);
50	106
51		if ($setup->shouldResetInMemoryCache()) {
52	106	self::resetCache();
53		}
54
55		self::addModuleBindingsToSetup($setup);
56
57		$config = Config::createWithSetup($setup);
58		$config->setAppRootDir($appRootDir)
59		->init();
60
61		self::runPlugins($config);
62	7	}
63
64	7	/**
65		* @template T
66		*
67		* @param class-string<T> $className
		0 ignored issues – show Documentation Bug introduced 2021-10-31 19:37 UTC by Report Bug Copy Issue Report The doc comment `class-string<T>` at position `0` could not be parsed: Unknown type name 'class-string' at position 0 in class-string<T>. Loading history...
68		*
69		* @return T\|null
70	38	*/
71		public static function get(string $className): mixed
72	38	{
73	1	return Locator::getSingleton($className, self::$mainContainer);
74		}
75	37
76		/**
77		* Get the application root dir set when bootstrapping gacela
78		*/
79		public static function rootDir(): string
80		{
81	106	if (self::$appRootDir === null) {
82		throw new GacelaNotBootstrappedException();
83	106	}
84	74
85		return self::$appRootDir;
86		}
87	32
88	32	/**
89	32	* Add an anonymous class as 'Config', 'Factory' or 'Provider' as a global resource
90	32	* bound to the context that it is passed as second argument.
91	32	*
92	32	* @param object\|string $context It can be the string-key (file path) or the class/object itself.
93		* If empty then the caller's file will be use
94	32	*/
95		public static function addGlobal(object $resolvedClass, object\|string $context = ''): void
96		{
97		if (is_string($context) && is_file($context)) {
98	32	$context = basename($context, '.php');
99		} elseif ($context === '') {
100		// Use the caller's file as context
101	58	$context = basename(debug_backtrace()[0]['file'] ?? __FILE__, '.php');
102		}
103	58
104	58	AnonymousGlobal::addGlobal($context, $resolvedClass);
105	58	}
106	58
107	58	public static function overrideExistingResolvedClass(string $className, object $resolvedClass): void
108	58	{
109	58	AnonymousGlobal::overrideExistingResolvedClass($className, $resolvedClass);
110	58	}
111	58
112	58	/**
113	58	* @param null\|Closure(GacelaConfig):void $configFn
114		*/
115		private static function processConfigFnIntoSetup(Closure $configFn = null): SetupGacelaInterface
116	106	{
117		if ($configFn instanceof Closure) {
118	106	return SetupGacela::fromCallable($configFn);
119		}
120	106
121		$gacelaFilePath = sprintf(
122	106	'%s%s%s',
123		self::rootDir(),
124	5	DIRECTORY_SEPARATOR,
125	4	self::GACELA_PHP_FILENAME,
126	1	);
127
128	5	if (is_file($gacelaFilePath)) {
129		return SetupGacela::fromFile($gacelaFilePath);
130		}
131
132		return new SetupGacela();
133		}
134
135		private static function resetCache(): void
136		{
137		AnonymousGlobal::resetCache();
138		AbstractFacade::resetCache();
139		AbstractFactory::resetCache();
140		AbstractClassResolver::resetCache();
141		InMemoryCache::resetCache();
142		GacelaFileCache::resetCache();
143		DocBlockResolverCache::resetCache();
144		ClassResolverCache::resetCache();
145		ConfigFactory::resetCache();
146		Config::resetInstance();
147		Locator::resetInstance();
148		}
149
150		private static function runPlugins(Config $config): void
151		{
152		self::$mainContainer = Container::withConfig($config);
153
154		$plugins = $config->getSetupGacela()->getPlugins();
155
156		foreach ($plugins as $plugin) {
157		/** @var callable $current */
158		$current = is_string($plugin)
159		? self::$mainContainer->get($plugin)
160		: $plugin;
161
162		self::$mainContainer->resolve($current);
163		}
164		}
165
166		private static function addModuleBindingsToSetup(SetupGacelaInterface $setup): void
167		{
168		$setup->combine(SetupGacela::fromCallable(static function (GacelaConfig $config): void {
169		foreach (self::collectBindingsFromProviders() as $k => $v) {
170		$config->addBinding($k, $v);
171		}
172		}));
173		}
174
175		/**
176		* @return array<class-string, class-string\|callable\|object>
177		*/
178		private static function collectBindingsFromProviders(): array
179		{
180		if (self::$appRootDir === null \|\| !is_dir(self::$appRootDir)) {
181		return [];
182		}
183
184		$iterator = new RecursiveIteratorIterator(
185		new RecursiveDirectoryIterator(self::$appRootDir),
186		);
187
188		$result = [];
189		/** @var SplFileInfo $file */
190		foreach ($iterator as $file) {
191		if ($file->getExtension() === 'php') {
192		$fileContents = (string)file_get_contents($file->getPathname());
193		if (preg_match('/namespace\s+([a-zA-Z0-9_\\\\]+)\s*;/', $fileContents, $matches) !== false) {
194		$namespace = $matches[1] ?? ''; // @phpstan-ignore-line
195		} else {
196		$namespace = '';
197		}
198
199		/** @var string $className */
200		$className = pathinfo($file->getFilename(), PATHINFO_FILENAME);
201		$fullClassName = $namespace !== ''
202		? $namespace . '\\' . $className
203		: $className;
204
205		if (class_exists($fullClassName)) {
206		if (is_subclass_of($fullClassName, AbstractProvider::class)) {
207		$result = array_merge($result, (new $fullClassName())->bindings);
208		}
209		}
210		}
211		}
212		return $result;
213		}
214		}
215

gacela-project / gacela

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