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<?php declare(strict_types = 1); |
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namespace Suilven\RandomEnglish\Helper; |
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use Doctrine\Inflector\InflectorFactory; |
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class LanguageHelper |
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{ |
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private const DOUBLE_LAST_CHARS = ['b', 'd', 'g', 'l', 'm', 'n', 'p', 't']; |
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private const DO_NOT_DOUBLE_LAST_CHAR_TWO_CHARS = [ |
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'mb', |
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'ad', |
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'ld', |
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'dd', |
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'ed', |
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'nd', |
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'rd', |
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'gg', |
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'ng', |
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'nt', |
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'en', |
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'wn', |
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'rn', |
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'am', |
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'om', |
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'rm', |
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'rn', |
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'lp', |
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'ep', |
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'mp', |
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'op', |
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'rp', |
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'up', |
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'ct', |
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'at', |
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'et', |
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'ht', |
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'lm', |
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'lt', |
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'ut', |
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'ot', |
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'pt', |
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'rt', |
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'st', |
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]; |
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private const DO_NOT_DOUBLE_LAST_CHAR_THREE_CHARS = [ |
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'ain', |
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'ait', |
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'ion', |
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'oin', |
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'ool', |
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'son', |
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'oap', |
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'oon', |
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'ron', |
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// visit |
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'sit', |
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'tim', |
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]; |
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/** @var \Doctrine\Inflector\Inflector */ |
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private $inflector; |
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public function __construct() |
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{ |
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// English only |
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$this->inflector = InflectorFactory::create()->build(); |
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} |
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/** |
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* @param string $noun A noun |
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* @return string the plurarl of that noun |
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*/ |
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public function pluralizeNoun(string $noun): string |
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{ |
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return $this->inflector->pluralize($noun); |
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} |
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/** |
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* Attempt to convert a verb into a verb with ing. |
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* |
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* @param string $verb a verb |
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* @return string the ing version of the verb |
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*/ |
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public function ingVerb(string $verb): string |
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{ |
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$lastChar = \substr($verb, -1); |
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$lastTwoChars = \substr($verb, -2); |
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$lastThreeChars = \substr($verb, -3); |
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$verbPart = $verb; |
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if (\substr($verb, -1) === 'e' && \substr($verb, -2) !== 'ee') { |
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$verbPart = \rtrim($verb, 'e'); |
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} |
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if (\in_array($lastChar, self::DOUBLE_LAST_CHARS, true) |
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&& !\in_array($lastTwoChars, self::DO_NOT_DOUBLE_LAST_CHAR_TWO_CHARS, true) |
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&& !\in_array($lastThreeChars, self::DO_NOT_DOUBLE_LAST_CHAR_THREE_CHARS, true) |
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) { |
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$verbPart .= $lastChar; |
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} |
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$result = $verbPart . 'ing'; |
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// deal with lie ->lying |
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$result = \str_replace('iing', 'ying', $result); |
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// deal with special cases |
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switch ($verb) { |
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case 'sit': |
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$result = 'sitting'; |
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break; |
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} |
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$this->fixSuffix($result); |
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return $result; |
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} |
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/** @param string $word the word whose suffix needs fixed */ |
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public function fixSuffix(string &$word): void |
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{ |
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$suffixes = [ |
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'eeing' => 'eeing', |
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'ieing' => 'ying', |
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'eing' => 'ing', |
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]; |
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$incorrectSuffixes = \array_keys($suffixes); |
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$wordLength = \strlen($word); |
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foreach ($incorrectSuffixes as $incorrectSuffix) { |
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$suffixLength = \strlen($incorrectSuffix); |
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$actualSuffix = \substr($word, -$suffixLength); |
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if ($actualSuffix === $incorrectSuffix) { |
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$word = \substr($word, 0, $wordLength-$suffixLength) . $suffixes[$incorrectSuffix]; |
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break; |
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} |
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} |
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} |
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} |
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gordonbanderson /
random_english
