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<?php |
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/* |
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* Copyright (c) Nate Brunette. |
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* Distributed under the MIT License (http://opensource.org/licenses/MIT) |
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*/ |
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declare(strict_types=1); |
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namespace Tebru\Gson\TypeAdapter; |
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use DateTimeInterface; |
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use Tebru\Gson\Context\ReaderContext; |
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use Tebru\Gson\Context\WriterContext; |
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use Tebru\Gson\Exception\JsonSyntaxException; |
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use Tebru\Gson\TypeAdapter; |
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use Tebru\PhpType\TypeToken; |
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/** |
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* Class DateTimeTypeAdapter |
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* |
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* @author Nate Brunette <[email protected]> |
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*/ |
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class DateTimeTypeAdapter extends TypeAdapter |
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{ |
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/** |
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* @var TypeToken |
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*/ |
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protected $type; |
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/** |
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* Constructor |
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* |
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* @param TypeToken $type |
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*/ |
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public function __construct(TypeToken $type) |
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{ |
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$this->type = $type; |
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} |
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/** |
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* Read the next value, convert it to its type and return it |
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* |
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* @param string|null $value |
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* @param ReaderContext $context |
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* @return DateTimeInterface|null |
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*/ |
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public function read($value, ReaderContext $context): ?DateTimeInterface |
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{ |
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if ($value === null) { |
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return null; |
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} |
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$class = $this->type->rawType; |
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$format = $context->getDateFormat(); |
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/** @noinspection PhpUndefinedMethodInspection */ |
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$dateTime = $class::createFromFormat($format, $value); |
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if ($dateTime !== false) { |
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return $dateTime; |
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} |
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throw new JsonSyntaxException(sprintf( |
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'Could not create "%s" class from "%s" using format "%s"', |
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$class, |
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$value, |
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$format |
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)); |
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} |
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/** |
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* Write the value to the writer for the type |
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* |
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* @param DateTimeInterface $value |
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* @param WriterContext $context |
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* @return string|null |
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*/ |
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public function write($value, WriterContext $context): ?string |
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{ |
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return $value === null ? null : $value->format($context->getDateFormat()); |
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} |
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/** |
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* Return true if object can be written to disk |
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* |
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* @return bool |
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*/ |
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public function canCache(): bool |
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{ |
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return true; |
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} |
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} |
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tebru /
gson-php
