1. <?php
  3. /**
  4. * Initializes staging environment runtime components.
  5. * Handles edge cases and provides fallback mechanisms.
  6. */
  8. /**
  9. * Configures database connection for staging.
  10. * @param array $config Staging database configuration.
  11. * @return object|false Database connection object or false on failure.
  12. */
  13. function initializeStagingDatabase(array $config): object|false
  14. {
  15. $dsn = $config['dsn']; // Data Source Name
  16. $user = $config['user'];
  17. $password = $config['password'];
  18. $host = $config['host'];
  19. $port = $config['port'] ?? 3306; // Default port if not specified
  20. $charset = $config['charset'] ?? 'utf8mb4';
  22. try {
  23. $db = new PDO("mysql:host=$host;port=$port;dbname=$dsn;charset=$charset", $user, $password);
  24. $db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); // Enable error reporting
  25. return $db;
  26. } catch (PDOException $e) {
  27. error_log("Staging Database Connection Error: " . $e->getMessage());
  28. return false; // Return false on connection failure
  29. }
  30. }
  33. /**
  34. * Configures logging for staging environment.
  35. * @param array $config Logging configuration.
  36. */
  37. function initializeStagingLogging(array $config): void
  38. {
  39. $logFile = $config['log_file'] ?? 'staging.log'; // Default log file name
  40. $logLevel = $config['log_level'] ?? \Monolog\Logger::DEBUG; //Default Log level
  42. try {
  43. require_once 'vendor/autoload.php'; //Ensure Monolog is autoloaded
  45. $logger = new \Monolog\Logger('staging');
  46. $logger->pushHandler(new \Monolog\Handler\FileHandler($logFile, $logLevel));
  47. error_log("Staging Logging Initialized to: " . $logFile);
  49. } catch (\Exception $e) {
  50. error_log("Staging Logging Initialization Error: " . $e->getMessage());
  51. }
  53. }
  56. /**
  57. * Initializes caching for staging environment.
  58. * @param array $config Caching configuration.
  59. */
  60. function initializeStagingCaching(array $config): void
  61. {
  62. $cacheType = $config['cache_type'] ?? 'memcache'; // Default to memcache
  63. $memcacheHost = $config['memcache_host'] ?? '127.0.0.1'; //Default memcache host
  64. $memcachePort = $config['memcache_port'] ?? 11211; //Default memcache port
  66. try {
  68. if ($cacheType === 'memcache') {
  69. $memcache = new memcache();
  70. $memcache->connect($memcacheHost, $memcachePort);
  71. error_log("Staging Memcache Initialized");
  72. } elseif ($cacheType === 'redis') {
  73. $redis = new Redis();
  74. $redis->connect($memcacheHost, $memcachePort);
  75. error_log("Staging Redis Initialized");
  76. } else {
  77. error_log("Invalid cache type specified. Using no caching.");
  78. }
  80. } catch (\Exception $e) {
  81. error_log("Staging Caching Initialization Error: " . $e->getMessage());
  82. }
  83. }
  85. /**
  86. * Initializes other staging-specific configurations.
  87. * @param array $config Other configuration settings.
  88. */
  89. function initializeStagingConfigurations(array $config): void
  90. {
  91. // Example: API keys, feature flags, etc.
  92. $apiKey = $config['api_key'] ?? 'staging_default_api_key';
  93. error_log("Staging API Key: " . $apiKey);
  95. $featureFlagEnabled = $config['feature_flag_enabled'] ?? false;
  96. error_log("Staging Feature Flag Enabled: " . ($featureFlagEnabled ? 'true' : 'false'));
  97. }
  101. // Example Usage (replace with your actual staging configuration)
  102. $stagingConfig = [
  103. 'database' => [
  104. 'dsn' => 'staging_db',
  105. 'user' => 'staging_user',
  106. 'password' => 'staging_password',
  107. 'host' => 'staging.example.com',
  108. 'port' => 3306,
  109. 'charset' => 'utf8mb4',

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