classes/logger.php

   1 <?php
   2 class Logger {
   3         private static $instance;
   4         private $adapter;
   5
   6         public static $errornames = array(
   7                 1                       => 'E_ERROR',
   8                 2                       => 'E_WARNING',
   9                 4                       => 'E_PARSE',
  10                 8                       => 'E_NOTICE',
  11                 16                      => 'E_CORE_ERROR',
  12                 32                      => 'E_CORE_WARNING',
  13                 64                      => 'E_COMPILE_ERROR',
  14                 128             => 'E_COMPILE_WARNING',
  15                 256             => 'E_USER_ERROR',
  16                 512             => 'E_USER_WARNING',
  17                 1024            => 'E_USER_NOTICE',
  18                 2048            => 'E_STRICT',
  19                 4096            => 'E_RECOVERABLE_ERROR',
  20                 8192            => 'E_DEPRECATED',
  21                 16384           => 'E_USER_DEPRECATED',
  22                 32767           => 'E_ALL');
  23
  24         function log_error($errno, $errstr, $file, $line, $context) {
  25                 if ($errno == E_NOTICE) return false;
  26
  27                 if ($this->adapter)
  28                         return $this->adapter->log_error($errno, $errstr, $file, $line, $context);
  29                 else
  30                         return false;
  31         }
  32
  33         function log($string, $context = "") {
  34                 if ($this->adapter)
  35                         return $this->adapter->log_error(E_USER_NOTICE, $string, '', 0, $context);
  36                 else
  37                         return false;
  38         }
  39
  40         private function __clone() {
  41                 //
  42         }
  43
  44         function __construct() {
  45                 switch (LOG_DESTINATION) {
  46                 case "sql":
  47                         $this->adapter = new Logger_SQL();
  48                         break;
  49                 case "syslog":
  50                         $this->adapter = new Logger_Syslog();
  51                         break;
  52                 case "stdout":
  53                         $this->adapter = new Logger_Stdout();
  54                         break;
  55                 default:
  56                         $this->adapter = false;
  57                 }
  58         }
  59
  60         public static function get() {
  61                 if (self::$instance == null)
  62                         self::$instance = new self();
  63
  64                 return self::$instance;
  65         }
  66
  67 }