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<?php |
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declare(strict_types=1); |
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namespace Chemaclass\StockTicker\Domain\Crawler\Site\Shared; |
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use DateTimeImmutable; |
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use DateTimeZone; |
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use function array_slice; |
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final class NewsNormalizer implements NewsNormalizerInterface |
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{ |
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private const NORMALIZED_DATETIME_FORMAT = 'Y-m-d H:i:s'; |
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private const DEFAULT_MAX_TEXT_LENGTH_CHARS = 1500; |
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private DateTimeZone $timeZone; |
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private ?int $maxNewsToFetch; |
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private int $maxTextLengthChars; |
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public function __construct( |
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DateTimeZone $timeZone, |
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?int $maxNewsToFetch = null, |
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int $maxTextLengthChars = self::DEFAULT_MAX_TEXT_LENGTH_CHARS, |
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) { |
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$this->timeZone = $timeZone; |
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$this->maxNewsToFetch = $maxNewsToFetch; |
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$this->maxTextLengthChars = $maxTextLengthChars; |
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} |
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public function normalizeDateTime(DateTimeImmutable $dt): string |
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{ |
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$dt->setTimeZone($this->timeZone); |
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return $dt->format(self::NORMALIZED_DATETIME_FORMAT); |
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} |
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public function getTimeZoneName(): string |
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{ |
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return $this->timeZone->getName(); |
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} |
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public function normalizeText(string $text): string |
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{ |
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if (mb_strlen($text) < $this->maxTextLengthChars) { |
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return $text; |
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} |
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return mb_strimwidth($text, 0, $this->maxTextLengthChars, '...'); |
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} |
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public function limitByMaxToFetch(array $info): array |
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{ |
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if ($this->maxNewsToFetch === null) { |
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return $info; |
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} |
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return array_slice($info, 0, $this->maxNewsToFetch); |
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} |
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} |
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Chemaclass /
stock-ticker
