function SvgExtractor::discoverIcons

Overrides IconExtractorInterface::discoverIcons

File

core/lib/Drupal/Core/Theme/Plugin/IconExtractor/SvgExtractor.php, line 39

Class

SvgExtractor

Plugin implementation of the icon_extractor.

Namespace

Code

public function discoverIcons() : array {
    // Check is included in getFilesFromSources(), but we need to disallow
    // remote sources before.
    $this->checkRequiredConfigSources();
    $this->configuration['config']['sources'] = array_filter($this->configuration['config']['sources'], function ($source) {
        return empty(parse_url($source, PHP_URL_SCHEME));
    });
    if (empty($this->configuration['config']['sources'])) {
        return [];
    }
    $files = $this->getFilesFromSources();
    if (empty($files)) {
        return [];
    }
    $icons = [];
    foreach ($files as $file) {
        if (!isset($file['absolute_path']) || empty($file['absolute_path'])) {
            continue;
        }
        $id = IconDefinition::createIconId($this->configuration['id'], $file['icon_id']);
        $icons[$id] = [
            'absolute_path' => $file['absolute_path'],
            'source' => $file['source'],
            'group' => $file['group'] ?? NULL,
        ];
    }
    return $icons;
}