Ocubom\Twig\Extension\Svg\Processor\TitleProcessor::__invoke()

Complexity

Conditions	4
Paths	4

Size

Total Lines	25
Code Lines	10

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	11
CRAP Score	4

Importance

Changes	1
Bugs	0	Features	0

<?php
    public function __invoke(\DOMElement $svg, array $options = []): \DOMElement
    {
        if (empty($options['title'])) {
            return $svg; // Do nothing unless title is set
        }

        /** @var \DOMNode $child */
        foreach ($svg->getElementsByTagName('title') as $child) {
            // Remove title nodes directly under main element
            if ($child->parentNode === $svg) {
                DomUtil::removeNode($child);
            }
        }

        // Create title element
        $title = DomUtil::createElement('title', $options['title'], $svg->firstChild, true);

        // Reference title identifier with aria attribute
        $title->setAttribute('id', $options['aria-labelledby']);
        $svg->setAttribute('aria-labelledby', $options['aria-labelledby']);

        // Remove unneeded title attribute
        $svg->removeAttribute('title');

        return $svg;
    }