vendor/spatie/data-transfer-object/src/ValueCaster.php line 40

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  1. <?php
  3. namespace Spatie\DataTransferObject;
  5. class ValueCaster
  6. {
  7. public function cast($value, FieldValidator $validator)
  8. {
  9. if (! $this->shouldBeCastToCollection($value)) {
  10. return $this->castValue($value, $validator->allowedTypes);
  11. }
  13. $values = $this->castCollection($value, $validator->allowedArrayTypes);
  14. $collectionType = $this->collectionType($validator->allowedTypes);
  16. return $collectionType ? new $collectionType($values) : $values;
  17. }
  19. public function castValue($value, array $allowedTypes)
  20. {
  21. $castTo = null;
  23. foreach ($allowedTypes as $type) {
  24. if (! is_subclass_of($type, DataTransferObject::class)) {
  25. continue;
  26. }
  28. $castTo = $type;
  30. break;
  31. }
  33. if (! $castTo) {
  34. return $value;
  35. }
  37. return new $castTo($value);
  38. }
  40. public function castCollection($values, array $allowedArrayTypes)
  41. {
  42. $castTo = null;
  44. foreach ($allowedArrayTypes as $type) {
  45. if (! is_subclass_of($type, DataTransferObject::class)) {
  46. continue;
  47. }
  49. $castTo = $type;
  51. break;
  52. }
  54. if (! $castTo) {
  55. return $values;
  56. }
  58. $casts = [];
  60. foreach ($values as $value) {
  61. $casts[] = new $castTo($value);
  62. }
  64. return $casts;
  65. }
  67. public function collectionType(array $types): string
  68. {
  69. foreach ($types as $type) {
  70. if (is_subclass_of($type, DataTransferObjectCollection::class)) {
  71. return $type;
  72. }
  73. }
  75. return false;
  76. }
  78. public function shouldBeCastToCollection(array $values): bool
  79. {
  80. if (empty($values)) {
  81. return false;
  82. }
  84. foreach ($values as $key => $value) {
  85. if (is_string($key)) {
  86. return false;
  87. }
  89. if (! is_array($value)) {
  90. return false;
  91. }
  92. }
  94. return true;
  95. }
  96. }