Same name in other branches

1. 9 core/lib/Drupal/Component/ProxyBuilder/ProxyBuilder.php \Drupal\Component\ProxyBuilder\ProxyBuilder::build()
2. 8.9.x core/lib/Drupal/Component/ProxyBuilder/ProxyBuilder.php \Drupal\Component\ProxyBuilder\ProxyBuilder::build()
3. 10 core/lib/Drupal/Component/ProxyBuilder/ProxyBuilder.php \Drupal\Component\ProxyBuilder\ProxyBuilder::build()

Builds a proxy class string.

Parameters

string $class_name: The class name of the actual service.

Return value

string The full string with namespace class and methods.

File

core/lib/Drupal/Component/ProxyBuilder/ProxyBuilder.php, line 55

Class

ProxyBuilder

Generates the string representation of the proxy service.

Namespace

Drupal\Component\ProxyBuilder

Code

public function build($class_name) {
    $reflection = new \ReflectionClass($class_name);
    $proxy_class_name = $this->buildProxyClassName($class_name);
    $proxy_namespace = $this->buildProxyNamespace($class_name);
    $proxy_class_shortname = str_replace($proxy_namespace . '\\', '', $proxy_class_name);
    $output = '';
    $class_documentation = <<<'EOS'

namespace {{ namespace }}{

    /**
     * Provides a proxy class for \{{ class_name }}.
     *
     * @see \Drupal\Component\ProxyBuilder
     */

EOS;
    $class_start = '    class {{ proxy_class_shortname }}';
    // For cases in which the implemented interface is a child of another
    // interface, getInterfaceNames() also returns the parent. This causes a
    // PHP error.
    // In order to avoid that, check for each interface, whether one of its
    // parents is also in the list and exclude it.
    if ($interfaces = $reflection->getInterfaces()) {
        foreach ($interfaces as $interface) {
            // Exclude all parents from the list of implemented interfaces of the
            // class.
            if ($parent_interfaces = $interface->getInterfaceNames()) {
                foreach ($parent_interfaces as $parent_interface) {
                    unset($interfaces[$parent_interface]);
                }
            }
        }
        $interface_names = [];
        foreach ($interfaces as $interface) {
            $interface_names[] = '\\' . $interface->getName();
        }
        $class_start .= ' implements ' . implode(', ', $interface_names);
    }
    $output .= $this->buildUseStatements();
    // The actual class;
    $properties = <<<'EOS'
/**
 * The id of the original proxied service.
 *
 * @var string
 */
protected $drupalProxyOriginalServiceId;

/**
 * The real proxied service, after it was lazy loaded.
 *
 * @var \{{ class_name }}
 */
protected $service;

/**
 * The service container.
 *
 * @var \Symfony\Component\DependencyInjection\ContainerInterface
 */
protected $container;


EOS;
    $output .= $properties;
    // Add all the methods.
    $methods = [];
    $methods[] = $this->buildConstructorMethod();
    $methods[] = $this->buildLazyLoadItselfMethod();
    // Add all the methods of the proxied service.
    $reflection_methods = $reflection->getMethods();
    foreach ($reflection_methods as $method) {
        if ($method->getName() === '__construct') {
            continue;
        }
        if ($method->isPublic()) {
            $methods[] = $this->buildMethod($method) . "\n";
        }
    }
    $output .= implode("\n", $methods);
    // Indent the output.
    $output = implode("\n", array_map(function ($value) {
        if ($value === '') {
            return $value;
        }
        return "        {$value}";
    }, explode("\n", $output)));
    $final_output = $class_documentation . $class_start . "\n    {\n\n" . $output . "\n    }\n\n}\n";
    $final_output = str_replace('{{ class_name }}', $class_name, $final_output);
    $final_output = str_replace('{{ namespace }}', $proxy_namespace ? $proxy_namespace . ' ' : '', $final_output);
    $final_output = str_replace('{{ proxy_class_shortname }}', $proxy_class_shortname, $final_output);
    return $final_output;
}

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