voku\helper\SelectorConverter::toXPath()

Complexity

Conditions	8
Paths	8

Size

Total Lines

40

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	18
CRAP Score	8.0093

Importance

Changes

0

<?php
    public static function toXPath(string $selector, bool $ignoreCssSelectorErrors = false)
    {
        if (isset(self::$compiled[$selector])) {
            return self::$compiled[$selector];
        }

        // Select DOMText
        if ($selector === 'text') {
            return '//text()';
        }

        // Select DOMComment
        if ($selector === 'comment') {
            return '//comment()';
        }

        if (\strpos($selector, '//') === 0) {
            return $selector;
        }

        if (!\class_exists(CssSelectorConverter::class)) {
            throw new \RuntimeException('Unable to filter with a CSS selector as the Symfony CssSelector 2.8+ is not installed (you can use filterXPath instead).');
        }

        $converter = new CssSelectorConverter(true);

        if ($ignoreCssSelectorErrors) {
            try {
                $xPathQuery = $converter->toXPath($selector);
            } catch (\Exception $e) {
                $xPathQuery = $selector;
            }
        } else {
            $xPathQuery = $converter->toXPath($selector);
        }

        self::$compiled[$selector] = $xPathQuery;

        return $xPathQuery;
    }
}