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Viewing / Editing File: IntegrationRegistry.php

<?php

declare(strict_types=1);

namespace Sentry\Integration;

use Psr\Log\LoggerInterface;
use Sentry\Options;

/**
 * @internal
 */
final class IntegrationRegistry
{
    /**
     * @var self|null The current instance
     */
    private static $instance;

/**
     * @var array<class-string<IntegrationInterface>, bool> The registered integrations
     */
    private $integrations = [];

private function __construct()
    {
    }

/**
     * Gets the current singleton instance or creates a new one if it didn't
     * exists yet.
     */
    public static function getInstance(): self
    {
        if (null === self::$instance) {
            self::$instance = new self();
        }

return self::$instance;
    }

/**
     * Setups the integrations according to the given options. For each integration
     * the {@see IntegrationInterface::setupOnce()} method will be called only once
     * during the application lifetime.
     *
     * @param Options $options The SDK client options
     *
     * @return array<class-string<IntegrationInterface>, IntegrationInterface>
     */
    public function setupIntegrations(Options $options, LoggerInterface $logger): array
    {
        $integrations = [];

foreach ($this->getIntegrationsToSetup($options) as $integration) {
            $integrations[\get_class($integration)] = $integration;

$this->setupIntegration($integration, $logger);
        }

return $integrations;
    }

private function setupIntegration(IntegrationInterface $integration, LoggerInterface $logger): void
    {
        $integrationName = \get_class($integration);

if (isset($this->integrations[$integrationName])) {
            return;
        }

$integration->setupOnce();

$this->integrations[$integrationName] = true;

$logger->debug(sprintf('The "%s" integration has been installed.', $integrationName));
    }

/**
     * @return IntegrationInterface[]
     */
    private function getIntegrationsToSetup(Options $options): array
    {
        $integrations = [];
        $defaultIntegrations = $this->getDefaultIntegrations($options);
        $userIntegrations = $options->getIntegrations();

if (\is_array($userIntegrations)) {
            $userIntegrationsClasses = array_map('get_class', $userIntegrations);
            $pickedIntegrationsClasses = [];

foreach ($defaultIntegrations as $defaultIntegration) {
                $integrationClassName = \get_class($defaultIntegration);

if (!\in_array($integrationClassName, $userIntegrationsClasses, true) && !isset($pickedIntegrationsClasses[$integrationClassName])) {
                    $integrations[] = $defaultIntegration;
                    $pickedIntegrationsClasses[$integrationClassName] = true;
                }
            }

foreach ($userIntegrations as $userIntegration) {
                $integrationClassName = \get_class($userIntegration);

if (!isset($pickedIntegrationsClasses[$integrationClassName])) {
                    $integrations[] = $userIntegration;
                    $pickedIntegrationsClasses[$integrationClassName] = true;
                }
            }
        } else {
            $integrations = $userIntegrations($defaultIntegrations);

if (!\is_array($integrations)) {
                throw new \UnexpectedValueException(sprintf('Expected the callback set for the "integrations" option to return a list of integrations. Got: "%s".', get_debug_type($integrations)));
            }
        }

return $integrations;
    }

/**
     * @return IntegrationInterface[]
     */
    private function getDefaultIntegrations(Options $options): array
    {
        if (!$options->hasDefaultIntegrations()) {
            return [];
        }

$integrations = [
            new RequestIntegration(),
            new TransactionIntegration(),
            new FrameContextifierIntegration(),
            new EnvironmentIntegration(),
            new ModulesIntegration(),
        ];

if (null !== $options->getDsn()) {
            array_unshift($integrations, new ExceptionListenerIntegration(), new ErrorListenerIntegration(), new FatalErrorListenerIntegration());
        }

return $integrations;
    }
}

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