protected static function Porter2::step2 in Porter-Stemmer 8

Implements step 2 of the Porter2 algorithm.

Parameters

string $word: The word to stem.

Return value

string The modified word.

1 call to Porter2::step2()

Porter2::stem in src/Porter2.php

Computes the stem of the word.

File

src/Porter2.php, line 228

Class

Porter2

PHP Implementation of the Porter2 Stemming Algorithm.

Namespace

Drupal\porterstemmer

Code

protected static function step2($word) {
  $checks = [
    "ization" => "ize",
    "iveness" => "ive",
    "fulness" => "ful",
    "ational" => "ate",
    "ousness" => "ous",
    "biliti" => "ble",
    "tional" => "tion",
    "lessli" => "less",
    "fulli" => "ful",
    "entli" => "ent",
    "ation" => "ate",
    "aliti" => "al",
    "iviti" => "ive",
    "ousli" => "ous",
    "alism" => "al",
    "abli" => "able",
    "anci" => "ance",
    "alli" => "al",
    "izer" => "ize",
    "enci" => "ence",
    "ator" => "ate",
    "bli" => "ble",
    "ogi" => "og",
  ];
  foreach ($checks as $find => $replace) {
    if (self::hasEnding($word, $find)) {
      if (self::inR1($word, $find)) {
        $word = self::removeEnding($word, $find) . $replace;
      }
      return $word;
    }
  }
  if (self::hasEnding($word, 'li')) {
    if (strlen($word) > 4 && self::validLi(self::charAt(-3, $word))) {
      $word = self::removeEnding($word, 'li');
    }
  }
  return $word;
}