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Date
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Media
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Post
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Term
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Wrap
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YesNoIcon.php
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ReadingTime.php
46 lines
| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace AC\Formatter; |
| 6 | |
| 7 | use AC\Formatter; |
| 8 | use AC\Helper; |
| 9 | use AC\Type\Value; |
| 10 | |
| 11 | final class ReadingTime implements Formatter |
| 12 | { |
| 13 | private int $words_per_minute; |
| 14 | |
| 15 | public function __construct(int $words_per_minute) |
| 16 | { |
| 17 | $this->words_per_minute = $words_per_minute; |
| 18 | } |
| 19 | |
| 20 | public function format(Value $value): Value |
| 21 | { |
| 22 | return $value->with_value( |
| 23 | $this->get_estimated_reading_time_in_seconds( |
| 24 | (string)$value, |
| 25 | $this->words_per_minute |
| 26 | ) |
| 27 | ); |
| 28 | } |
| 29 | |
| 30 | private function get_estimated_reading_time_in_seconds(string $string, int $words_per_minute): int |
| 31 | { |
| 32 | if ($words_per_minute <= 0) { |
| 33 | return 0; |
| 34 | } |
| 35 | |
| 36 | $word_count = Helper\Strings::create()->word_count($string); |
| 37 | |
| 38 | if (! $word_count) { |
| 39 | return 0; |
| 40 | } |
| 41 | |
| 42 | return (int)floor(($word_count / $words_per_minute) * 60); |
| 43 | } |
| 44 | |
| 45 | } |
| 46 |