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  1. <?php
  2.  
  3. class DepInj{
  4. 	public $declarations = array();
  5.  
  6. 	function declare($name, $class, $args=array()){
  7. 		$this->declarations[$name] = array(
  8. 			'class' => $class,
  9. 			'args'=> $args
  10. 		);
  11. 	}
  12.  
  13. 	function getObj($name){
  14. 		$decl = $this->declarations[$name];
  15.  
  16. 		$argsObjs = array();
  17. 		foreach($decl['args'] as $a_kay=>$arg_class_name){
  18. 			$argsObjs[] = $this->getObj($arg_class_name);
  19. 		}
  20.  
  21. 		$r = new ReflectionClass($decl['class']);
  22. 		$myInstance = $r->newInstanceArgs(argsObjs);
  23. 		return $myInstance;
  24. 	}
  25.  
  26.  
  27. }
  28.  
  29. class CheapGears{
  30. 	public $price = 5;
  31. }
  32.  
  33. class ExpensiveGears{
  34. 	public $price = 20;
  35. }
  36.  
  37. class Engine{
  38. 	public $hp=200;
  39. 	public $gears=null;
  40. 	function __construct($gears){
  41. 		$this->gears = $gears;
  42. 	}
  43. }
  44.  
  45. class TurboEngine{
  46. 	public $hp=1200;
  47. 	public $gears=null;
  48. 	function __construct($gears){
  49. 		$this->gears = $gears;
  50. 	}
  51. }
  52.  
  53. class Car{
  54. 	public $engine = null;
  55. 	function __construct($engine){
  56. 		$this->engine = $engine;
  57. 	}
  58. }
  59.  
  60. $container = new DepInj();
  61. $container->declare('normalGear',CheapGears);
  62. $container->declare('skupGear',ExpensiveGears);
  63.  
  64. $container->declare('normalGearNormalEngine','Engine', array('normalGear') );
  65. $container->declare('skupGearNormalEngine','Engine', array('skupGear') );
  66.  
  67. $container->declare('skupEngine','TurboEngine', array('skupGear'));
  68.  
  69. $container->declare('evtinaKola','Car', array('normalGearNormalEngine'));
  70. $container->declare('evtinaKolaHubaviChasti','Car', array('skupGearNormalEngine'));
  71. $container->declare('skupaKola','Car', array('skupEngine'));
  72.  
  73. $e = $container->getObj('normalGearNormalEngine');
  74. echo $e->gears->price;
  75.  
  76. //$car = $container->getObj('skupaKola');
  77.  
  78.  
  79. //$car = new Car(new TurboEngine(new Gears()));
  80. //echo $car->engine->hp;
  81.  
  82.  
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  100.  
Runtime error #stdin #stdout #stderr 0s 82880KB
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stdin
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Standard input is empty
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Standard output is empty
stderr
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PHP Notice:  Use of undefined constant CheapGears - assumed 'CheapGears' in /home/s36Txx/prog.php on line 61
PHP Notice:  Use of undefined constant ExpensiveGears - assumed 'ExpensiveGears' in /home/s36Txx/prog.php on line 62
PHP Notice:  Use of undefined constant argsObjs - assumed 'argsObjs' in /home/s36Txx/prog.php on line 22
PHP Fatal error:  Uncaught TypeError: Argument 1 passed to ReflectionClass::newInstanceArgs() must be of the type array, string given in /home/s36Txx/prog.php:22
Stack trace:
#0 /home/s36Txx/prog.php(22): ReflectionClass->newInstanceArgs('argsObjs')
#1 /home/s36Txx/prog.php(18): DepInj->getObj('normalGear')
#2 /home/s36Txx/prog.php(73): DepInj->getObj('normalGearNorma...')
#3 {main}
  thrown in /home/s36Txx/prog.php on line 22
https://ideone.com/jtzvlO
language:
PHP (php 7.3.5)
created:
7 years ago
visibility:
public

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