git.stricted.de - GitHub/WoltLab/WCF.git/blob

   1 <?php
   2
   3 declare(strict_types=1);
   4
   5 namespace CuyZ\Valinor\Definition\Repository\Cache\Compiler;
   6
   7 use CuyZ\Valinor\Definition\Attributes;
   8 use CuyZ\Valinor\Definition\AttributesContainer;
   9 use CuyZ\Valinor\Definition\NativeAttributes;
  10
  11 use function count;
  12 use function implode;
  13 use function is_array;
  14 use function is_object;
  15 use function var_export;
  16
  17 /** @internal */
  18 final class AttributesCompiler
  19 {
  20     public function compile(Attributes $attributes): string
  21     {
  22         if (count($attributes) === 0) {
  23             return AttributesContainer::class . '::empty()';
  24         }
  25
  26         assert($attributes instanceof NativeAttributes);
  27
  28         $attributesListCode = $this->compileNativeAttributes($attributes);
  29
  30         return <<<PHP
  31             new \CuyZ\Valinor\Definition\AttributesContainer($attributesListCode)
  32             PHP;
  33     }
  34
  35     private function compileNativeAttributes(NativeAttributes $attributes): string
  36     {
  37         $attributesListCode = [];
  38
  39         foreach ($attributes->definition() as $className => $arguments) {
  40             $argumentsCode = $this->compileAttributeArguments($arguments);
  41
  42             $attributesListCode[] = "['class' => '$className', 'callback' => fn () => new $className($argumentsCode)]";
  43         }
  44
  45         return implode(', ', $attributesListCode);
  46     }
  47
  48     /**
  49      * @param array<mixed> $arguments
  50      */
  51     private function compileAttributeArguments(array $arguments): string
  52     {
  53         if (count($arguments) === 0) {
  54             return '';
  55         }
  56
  57         $argumentsCode = [];
  58
  59         foreach ($arguments as $argument) {
  60             if (is_object($argument)) {
  61                 $argumentsCode[] = 'unserialize(' . var_export(serialize($argument), true) . ')';
  62             } elseif (is_array($argument)) {
  63                 $argumentsCode[] = '[' . $this->compileAttributeArguments($argument) . ']';
  64             } else {
  65                 $argumentsCode[] = var_export($argument, true);
  66             }
  67         }
  68
  69         return implode(', ', $argumentsCode);
  70     }
  71 }