Groundskeeper\Tokens\Elements\Head::doClean()

Complexity

Conditions	17
Paths	75

Size

Total Lines	56
Code Lines	32

Duplication

Lines	11
Ratio	19.64 %

Code Coverage

Tests	42
CRAP Score	17

Importance

Changes	2
Bugs	1	Features	1

<?php
    protected function doClean(LoggerInterface $logger = null)
    {
        // HEAD must contain only metadata content elements.
        // HEAD must contain exactly one TITLE element.
        // HEAD must contain either 0 or 1 BASE element.
        $titleCount = 0;
        $baseCount = 0;
        foreach ($this->children as $child) {
            if (!$child instanceof MetadataContent &&
                $child->getType() !== 'comment' &&
                $this->configuration->get('clean-strategy') != Configuration::CLEAN_STRATEGY_LENIENT) {
                $this->removeChild($child);
                if ($logger !== null) {
                    $logger->debug('Removing ' . $child . '. Only children of metadata content allowed.');
                }
            }

            if ($child->getType() != Token::ELEMENT) {
                continue;
            }

            if ($child->getName() == 'title') {
                $titleCount++;
                if ($titleCount > 1 &&
                    $this->configuration->get('clean-strategy') != Configuration::CLEAN_STRATEGY_LENIENT) {
                    if ($logger !== null) {
                        $logger->debug('Removing ' . $child . '. Only one "title" element allowed.');
                    }

                    $this->removeChild($child);
                }
            } elseif ($child->getName() == 'base') {

This code seems to be duplicated across your project.

                $baseCount++;
                if ($baseCount > 1 &&
                    $this->configuration->get('clean-strategy') != Configuration::CLEAN_STRATEGY_LENIENT) {
                    if ($logger !== null) {
                        $logger->debug('Removing ' . $child . '. Maximum one "base" element allowed.');
                    }

                    $this->removeChild($child);
                }
            }
        }

        // Missing title.
        if ($titleCount == 0) {
            if ($logger !== null) {
                $logger->debug('Adding "title" element. One "title" element required.');
            }

            $title = new Title($this->configuration, 'title');
            $this->prependChild($title);
        }

        return true;
    }
}