Symfony\Polyfill\Iconv\Iconv::mapFromUtf8()

Complexity

Conditions	18
Paths	58

Size

Total Lines	58
Code Lines	41

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

<?php
    private static function mapFromUtf8(&$result, array $map, $str, $ignore, $translit)
    {
        $ulenMask = self::$ulenMask;
        $valid = self::$isValidUtf8;

        if ($translit && !self::$translitMap) {

The expression self::translitMap of type array is implicitly converted to a boolean; are you sure this is intended? If so, consider using empty($expr) instead to make it clear that you intend to check for an array without elements.

            self::$translitMap = self::getData('translit');
        }

        $i = 0;
        $len = \strlen($str);

        while ($i < $len) {
            if ($str[$i] < "\x80") {
                $uchr = $str[$i++];
            } else {
                $ulen = $str[$i] & "\xF0";
                $ulen = isset($ulenMask[$ulen]) ? $ulenMask[$ulen] : 1;
                $uchr = substr($str, $i, $ulen);

                if ($ignore && (1 === $ulen || !($valid || preg_match('/^.$/us', $uchr)))) {
                    ++$i;
                    continue;
                } else {
                    $i += $ulen;
                }
            }

            if (isset($map[$uchr])) {
                $result .= $map[$uchr];
            } elseif ($translit) {
                if (isset(self::$translitMap[$uchr])) {
                    $uchr = self::$translitMap[$uchr];
                } elseif ($uchr >= "\xC3\x80") {
                    $uchr = \Normalizer::normalize($uchr, \Normalizer::NFD);

                    if ($uchr[0] < "\x80") {
                        $uchr = $uchr[0];
                    } elseif ($ignore) {
                        continue;
                    } else {
                        return false;
                    }
                } elseif ($ignore) {
                    continue;
                } else {
                    return false;
                }

                $str = $uchr.substr($str, $i);
                $len = \strlen($str);
                $i = 0;
            } elseif (!$ignore) {
                return false;
            }
        }

        return true;
    }