40 lines
837 B
PHP
40 lines
837 B
PHP
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<?php
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declare(strict_types=1);
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namespace App\Services;
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use LanguageDetection\Language;
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class LanguageDetectionService
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{
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private Language $language;
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public function __construct()
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{
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$this->language = new Language;
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}
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/**
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* @return array{0: string, 1: float}|null
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*/
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public function detect(string $text): ?array
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{
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if (trim($text) === '') {
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return null;
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}
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$languages = $this->language->detect($text)->bestResults()->close();
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if ($languages === []) {
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return null;
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}
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// bestResults() keeps every candidate within 0.025 of the top score.
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// array_key_first picks the highest-ranked one (arsort'd by the library).
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$code = array_key_first($languages);
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return [$code, $languages[$code]];
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}
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}
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