1 <?php
  2 
  3 namespace PayPal\Core;
  4 
  5 use PayPal\Log\PayPalLogFactory;
  6 use Psr\Log\LoggerInterface;
  7 
  8 /**
  9  * Simple Logging Manager.
 10  * This does an error_log for now
 11  * Potential frameworks to use are PEAR logger, log4php from Apache
 12  */
 13 class PayPalLoggingManager
 14 {
 15     /**
 16      * @var array of logging manager instances with class name as key
 17      */
 18     private static $instances = array();
 19 
 20     /**
 21      * The logger to be used for all messages
 22      *
 23      * @var LoggerInterface
 24      */
 25     private $logger;
 26 
 27     /**
 28      * Logger Name
 29      *
 30      * @var string
 31      */
 32     private $loggerName;
 33 
 34     /**
 35      * Returns the singleton object
 36      *
 37      * @param string $loggerName
 38      * @return $this
 39      */
 40     public static function getInstance($loggerName = __CLASS__)
 41     {
 42         if (array_key_exists($loggerName, PayPalLoggingManager::$instances)) {
 43             return PayPalLoggingManager::$instances[$loggerName];
 44         }
 45         $instance = new self($loggerName);
 46         PayPalLoggingManager::$instances[$loggerName] = $instance;
 47         return $instance;
 48     }
 49 
 50     /**
 51      * Default Constructor
 52      *
 53      * @param string $loggerName Generally represents the class name.
 54      */
 55     private function __construct($loggerName)
 56     {
 57         $config = PayPalConfigManager::getInstance()->getConfigHashmap();
 58         // Checks if custom factory defined, and is it an implementation of @PayPalLogFactory
 59         $factory = array_key_exists('log.AdapterFactory', $config) && in_array('PayPal\Log\PayPalLogFactory', class_implements($config['log.AdapterFactory'])) ? $config['log.AdapterFactory'] : '\PayPal\Log\PayPalDefaultLogFactory';
 60         /** @var PayPalLogFactory $factoryInstance */
 61         $factoryInstance = new $factory();
 62         $this->logger = $factoryInstance->getLogger($loggerName);
 63         $this->loggerName = $loggerName;
 64     }
 65 
 66     /**
 67      * Log Error
 68      *
 69      * @param string $message
 70      */
 71     public function error($message)
 72     {
 73         $this->logger->error($message);
 74     }
 75 
 76     /**
 77      * Log Warning
 78      *
 79      * @param string $message
 80      */
 81     public function warning($message)
 82     {
 83         $this->logger->warning($message);
 84     }
 85 
 86     /**
 87      * Log Info
 88      *
 89      * @param string $message
 90      */
 91     public function info($message)
 92     {
 93         $this->logger->info($message);
 94     }
 95 
 96     /**
 97      * Log Fine
 98      *
 99      * @param string $message
100      */
101     public function fine($message)
102     {
103         $this->info($message);
104     }
105 
106     /**
107      * Log Debug
108      *
109      * @param string $message
110      */
111     public function debug($message)
112     {
113         $config = PayPalConfigManager::getInstance()->getConfigHashmap();
114         // Disable debug in live mode.
115         if (array_key_exists('mode', $config) && $config['mode'] != 'live') {
116             $this->logger->debug($message);
117         }
118     }
119 }
120 

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