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<?php |
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/** |
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* Part of the Fusion.Collection package. |
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* |
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* @license MIT |
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*/ |
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declare(strict_types=1); |
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namespace Fusion\Collection; |
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use Fusion\Collection\Contracts\AbstractCollection; |
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use Fusion\Collection\Contracts\CollectionValidationInterface; |
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use Fusion\Collection\Exceptions\CollectionException; |
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class CollectionValidator implements CollectionValidationInterface |
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{ |
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public function validateNonNullValue($value): void |
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{ |
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if ($value === null) |
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{ |
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throw new CollectionException('Collection operations will not accept null values.'); |
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} |
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} |
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public function validateOffsetExists($offset, AbstractCollection $collection): void |
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{ |
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if ($collection->offsetExists($offset) === false) |
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{ |
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throw new CollectionException("The key or index '$offset' does not exist in the collection."); |
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} |
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} |
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public function validateIntValue($value): void |
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{ |
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if (is_int($value) === false) |
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{ |
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$message = sprintf( |
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'Collection offset type must be an integer. %s given.', |
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gettype($value) |
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); |
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throw new CollectionException($message); |
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} |
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} |
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public function validateStringValue($value): void |
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{ |
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if (is_string($value) === false) |
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{ |
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throw new CollectionException('Offset to access must be a string.'); |
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} |
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} |
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public function validateNonEmptyAcceptedType(string $acceptedType): void |
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{ |
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if ($acceptedType == '') |
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{ |
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throw new CollectionException('Accepted type string cannot be empty.'); |
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} |
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} |
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public function validateValueIsAcceptedType($value, string $acceptedType): void |
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{ |
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if ($this->notAcceptedType($value, $acceptedType)) |
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{ |
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$message = sprintf( |
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'Unable to modify collection. Only instances of type "%s" are allowed. Type "%s" given.', |
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$acceptedType, |
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is_object($value) ? get_class($value) : gettype($value) |
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); |
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throw new CollectionException($message); |
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} |
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} |
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private function notAcceptedType($value, string $acceptedType) |
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{ |
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return ($value instanceof $acceptedType) === false; |
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} |
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} |
FusionPHP /
collection
