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Get Weather - Step 10 - The bottom line...

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  1. //back to our "black roots"...
  2. class WeatherService{
  3.  
  4. 	private $cache;
  5.  
  6. 	public function WeatherService(){
  7. 		//some initialization...
  8. 		$cache = new DBCache();  //******** THE ONLY THING CHANGED !!!!!!!!!!!!!!!!!
  9. 	}
  10.  
  11. 	public function getWeatherInfo($city, $method){
  12.  
  13. 		if ($cache->get($city))
  14. 			return $cache->get($city);
  15.  
  16. 		$res = shell_exec("./getWdr.sh {$city}");
  17.  
  18. 		if ($methos=="CL")
  19. 			return convertFrToC($res);
  20.  
  21. 		return $res;
  22. 	}
  23.  
  24. 	private function convertFrToC($val){
  25. 		return (($val+40)*5/9)-40;
  26. 	}
  27.  
  28. }

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