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Edit File : Registry.php \| Size : 7.71 KB
<?php // SPDX-FileCopyrightText: 2004-2023 Ryan Parman, Sam Sneddon, Ryan McCue // SPDX-License-Identifier: BSD-3-Clause declare(strict_types=1); namespace SimplePie; use InvalidArgumentException; use SimplePie\Content\Type\Sniffer; use SimplePie\Parse\Date; use SimplePie\XML\Declaration\Parser as DeclarationParser; /** * Handles creating objects and calling methods * * Access this via {@see \SimplePie\SimplePie::get_registry()} / class Registry { /* * Default class mapping * * Overriding classes must subclass these. * * @var array<class-string, class-string> / protected $default = [ Cache::class => Cache::class, Locator::class => Locator::class, Parser::class => Parser::class, File::class => File::class, Sanitize::class => Sanitize::class, Item::class => Item::class, Author::class => Author::class, Category::class => Category::class, Enclosure::class => Enclosure::class, Caption::class => Caption::class, Copyright::class => Copyright::class, Credit::class => Credit::class, Rating::class => Rating::class, Restriction::class => Restriction::class, Sniffer::class => Sniffer::class, Source::class => Source::class, Misc::class => Misc::class, DeclarationParser::class => DeclarationParser::class, Date::class => Date::class, ]; /* * Class mapping * * @see register() * @var array<string, class-string> / protected $classes = []; /* * Legacy classes * * @see register() * @var array<class-string> / protected $legacy = []; /* * Legacy types * * @see register() * @var array<string, class-string> / private $legacyTypes = [ 'Cache' => Cache::class, 'Locator' => Locator::class, 'Parser' => Parser::class, 'File' => File::class, 'Sanitize' => Sanitize::class, 'Item' => Item::class, 'Author' => Author::class, 'Category' => Category::class, 'Enclosure' => Enclosure::class, 'Caption' => Caption::class, 'Copyright' => Copyright::class, 'Credit' => Credit::class, 'Rating' => Rating::class, 'Restriction' => Restriction::class, 'Content_Type_Sniffer' => Sniffer::class, 'Source' => Source::class, 'Misc' => Misc::class, 'XML_Declaration_Parser' => DeclarationParser::class, 'Parse_Date' => Date::class, ]; /* * Constructor * * No-op / public function __construct() { } /* * Register a class * * @param string $type See {@see $default} for names * @param class-string $class Class name, must subclass the corresponding default * @param bool $legacy Whether to enable legacy support for this class * @return bool Successfulness / public function register(string $type, $class, bool $legacy = false) { if (array_key_exists($type, $this->legacyTypes)) { // trigger_error(sprintf('"%s"(): Using argument #1 ($type) with value "%s" is deprecated since SimplePie 1.8.0, use class-string "%s" instead.', __METHOD__, $type, $this->legacyTypes[$type]), \E_USER_DEPRECATED); $type = $this->legacyTypes[$type]; } if (!array_key_exists($type, $this->default)) { return false; } if (!class_exists($class)) { return false; } /* @var string / $base_class = $this->default[$type]; if (!is_subclass_of($class, $base_class)) { return false; } $this->classes[$type] = $class; if ($legacy) { $this->legacy[] = $class; } return true; } /* * Get the class registered for a type * * Where possible, use {@see create()} or {@see call()} instead * * @template T * @param class-string<T> $type * @return class-string<T>\|null / public function get_class($type) { if (array_key_exists($type, $this->legacyTypes)) { // trigger_error(sprintf('"%s"(): Using argument #1 ($type) with value "%s" is deprecated since SimplePie 1.8.0, use class-string "%s" instead.', __METHOD__, $type, $this->legacyTypes[$type]), \E_USER_DEPRECATED); $type = $this->legacyTypes[$type]; } if (!array_key_exists($type, $this->default)) { return null; } // For PHPStan: values in $default should be subtypes of keys. /* @var class-string<T> / $class = $this->default[$type]; if (array_key_exists($type, $this->classes)) { // For PHPStan: values in $classes should be subtypes of keys. /* @var class-string<T> / $class = $this->classes[$type]; } return $class; } /* * Create a new instance of a given type * * @template T class-string $type * @param class-string<T> $type * @param array<mixed> $parameters Parameters to pass to the constructor * @return T Instance of class / public function &create($type, array $parameters = []) { $class = $this->get_class($type); if ($class === null) { throw new InvalidArgumentException(sprintf( '%s(): Argument #1 ($type) "%s" not found in class list.', __METHOD__, $type ), 1); } if (!method_exists($class, '__construct')) { $instance = new $class(); } else { $reflector = new \ReflectionClass($class); // For PHPStan: $class is T. /* @var T / $instance = $reflector->newInstanceArgs($parameters); } if ($instance instanceof RegistryAware) { $instance->set_registry($this); } elseif (method_exists($instance, 'set_registry')) { trigger_error(sprintf('Using the method "set_registry()" without implementing "%s" is deprecated since SimplePie 1.8.0, implement "%s" in "%s".', RegistryAware::class, RegistryAware::class, $class), \E_USER_DEPRECATED); $instance->set_registry($this); } return $instance; } /* * Call a static method for a type * * @param class-string $type * @param string $method * @param array<mixed> $parameters * @return mixed / public function &call($type, string $method, array $parameters = []) { $class = $this->get_class($type); if ($class === null) { throw new InvalidArgumentException(sprintf( '%s(): Argument #1 ($type) "%s" not found in class list.', __METHOD__, $type ), 1); } if (in_array($class, $this->legacy)) { switch ($type) { case Cache::class: // For backwards compatibility with old non-static // Cache::create() methods in PHP < 8.0. // No longer supported as of PHP 8.0. if ($method === 'get_handler') { // Fixing this PHPStan error breaks CacheTest::testDirectOverrideLegacy() /* @phpstan-ignore argument.type */ $result = @call_user_func_array([$class, 'create'], $parameters); return $result; } break; } } $callable = [$class, $method]; assert(is_callable($callable), 'For PHPstan'); $result = call_user_func_array($callable, $parameters); return $result; } } class_alias('SimplePie\Registry', 'SimplePie_Registry'); Back

Edit File : Registry.php | Size : 7.71 KB

<?php

// SPDX-FileCopyrightText: 2004-2023 Ryan Parman, Sam Sneddon, Ryan McCue
// SPDX-License-Identifier: BSD-3-Clause

declare(strict_types=1);

namespace SimplePie;

use InvalidArgumentException;
use SimplePie\Content\Type\Sniffer;
use SimplePie\Parse\Date;
use SimplePie\XML\Declaration\Parser as DeclarationParser;

/**
 * Handles creating objects and calling methods
 *
 * Access this via {@see \SimplePie\SimplePie::get_registry()}
 */
class Registry
{
    /**
     * Default class mapping
     *
     * Overriding classes *must* subclass these.
     *
     * @var array<class-string, class-string>
     */
    protected $default = [
        Cache::class => Cache::class,
        Locator::class => Locator::class,
        Parser::class => Parser::class,
        File::class => File::class,
        Sanitize::class => Sanitize::class,
        Item::class => Item::class,
        Author::class => Author::class,
        Category::class => Category::class,
        Enclosure::class => Enclosure::class,
        Caption::class => Caption::class,
        Copyright::class => Copyright::class,
        Credit::class => Credit::class,
        Rating::class => Rating::class,
        Restriction::class => Restriction::class,
        Sniffer::class => Sniffer::class,
        Source::class => Source::class,
        Misc::class => Misc::class,
        DeclarationParser::class => DeclarationParser::class,
        Date::class => Date::class,
    ];

/**
     * Class mapping
     *
     * @see register()
     * @var array<string, class-string>
     */
    protected $classes = [];

/**
     * Legacy classes
     *
     * @see register()
     * @var array<class-string>
     */
    protected $legacy = [];

/**
     * Legacy types
     *
     * @see register()
     * @var array<string, class-string>
     */
    private $legacyTypes = [
        'Cache' => Cache::class,
        'Locator' => Locator::class,
        'Parser' => Parser::class,
        'File' => File::class,
        'Sanitize' => Sanitize::class,
        'Item' => Item::class,
        'Author' => Author::class,
        'Category' => Category::class,
        'Enclosure' => Enclosure::class,
        'Caption' => Caption::class,
        'Copyright' => Copyright::class,
        'Credit' => Credit::class,
        'Rating' => Rating::class,
        'Restriction' => Restriction::class,
        'Content_Type_Sniffer' => Sniffer::class,
        'Source' => Source::class,
        'Misc' => Misc::class,
        'XML_Declaration_Parser' => DeclarationParser::class,
        'Parse_Date' => Date::class,
    ];

/**
     * Constructor
     *
     * No-op
     */
    public function __construct()
    {
    }

/**
     * Register a class
     *
     * @param string $type See {@see $default} for names
     * @param class-string $class Class name, must subclass the corresponding default
     * @param bool $legacy Whether to enable legacy support for this class
     * @return bool Successfulness
     */
    public function register(string $type, $class, bool $legacy = false)
    {
        if (array_key_exists($type, $this->legacyTypes)) {
            // trigger_error(sprintf('"%s"(): Using argument #1 ($type) with value "%s" is deprecated since SimplePie 1.8.0, use class-string "%s" instead.', __METHOD__, $type, $this->legacyTypes[$type]), \E_USER_DEPRECATED);

$type = $this->legacyTypes[$type];
        }

if (!array_key_exists($type, $this->default)) {
            return false;
        }

if (!class_exists($class)) {
            return false;
        }

/** @var string */
        $base_class = $this->default[$type];

if (!is_subclass_of($class, $base_class)) {
            return false;
        }

$this->classes[$type] = $class;

if ($legacy) {
            $this->legacy[] = $class;
        }

return true;
    }

/**
     * Get the class registered for a type
     *
     * Where possible, use {@see create()} or {@see call()} instead
     *
     * @template T
     * @param class-string<T> $type
     * @return class-string<T>|null
     */
    public function get_class($type)
    {
        if (array_key_exists($type, $this->legacyTypes)) {
            // trigger_error(sprintf('"%s"(): Using argument #1 ($type) with value "%s" is deprecated since SimplePie 1.8.0, use class-string "%s" instead.', __METHOD__, $type, $this->legacyTypes[$type]), \E_USER_DEPRECATED);

$type = $this->legacyTypes[$type];
        }

if (!array_key_exists($type, $this->default)) {
            return null;
        }

// For PHPStan: values in $default should be subtypes of keys.
        /** @var class-string<T> */
        $class = $this->default[$type];

if (array_key_exists($type, $this->classes)) {
            // For PHPStan: values in $classes should be subtypes of keys.
            /** @var class-string<T> */
            $class = $this->classes[$type];
        }

return $class;
    }

/**
     * Create a new instance of a given type
     *
     * @template T class-string $type
     * @param class-string<T> $type
     * @param array<mixed> $parameters Parameters to pass to the constructor
     * @return T Instance of class
     */
    public function &create($type, array $parameters = [])
    {
        $class = $this->get_class($type);
        if ($class === null) {
            throw new InvalidArgumentException(sprintf(
                '%s(): Argument #1 ($type) "%s" not found in class list.',
                __METHOD__,
                $type
            ), 1);
        }

if (!method_exists($class, '__construct')) {
            $instance = new $class();
        } else {
            $reflector = new \ReflectionClass($class);
            // For PHPStan: $class is T.
            /** @var T */
            $instance = $reflector->newInstanceArgs($parameters);
        }

if ($instance instanceof RegistryAware) {
            $instance->set_registry($this);
        } elseif (method_exists($instance, 'set_registry')) {
            trigger_error(sprintf('Using the method "set_registry()" without implementing "%s" is deprecated since SimplePie 1.8.0, implement "%s" in "%s".', RegistryAware::class, RegistryAware::class, $class), \E_USER_DEPRECATED);
            $instance->set_registry($this);
        }

return $instance;
    }

/**
     * Call a static method for a type
     *
     * @param class-string $type
     * @param string $method
     * @param array<mixed> $parameters
     * @return mixed
     */
    public function &call($type, string $method, array $parameters = [])
    {
        $class = $this->get_class($type);
        if ($class === null) {
            throw new InvalidArgumentException(sprintf(
                '%s(): Argument #1 ($type) "%s" not found in class list.',
                __METHOD__,
                $type
            ), 1);
        }

if (in_array($class, $this->legacy)) {
            switch ($type) {
                case Cache::class:
                    // For backwards compatibility with old non-static
                    // Cache::create() methods in PHP < 8.0.
                    // No longer supported as of PHP 8.0.
                    if ($method === 'get_handler') {
                        // Fixing this PHPStan error breaks CacheTest::testDirectOverrideLegacy()
                        /** @phpstan-ignore argument.type */
                        $result = @call_user_func_array([$class, 'create'], $parameters);
                        return $result;
                    }
                    break;
            }
        }

$callable = [$class, $method];
        assert(is_callable($callable), 'For PHPstan');
        $result = call_user_func_array($callable, $parameters);
        return $result;
    }
}

class_alias('SimplePie\Registry', 'SimplePie_Registry');

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