Method parseXMLInstallFile

/**
 * Parse a XML install manifest file.
 *
 * XML Root tag should be 'install' except for languages which use meta file.
 *
 * @param   string  $path  Full path to XML file.
 *
 * @return  array  XML metadata.
 *
 * @since   3.0.0
 */
public static function parseXMLInstallFile($path)
{
    // Check if xml file exists.
    if (!file_exists($path)) {
        return false;
    }
    // Read the file to see if it's a valid component XML file
    $xml = simplexml_load_file($path);
    if (!$xml) {
        return false;
    }
    // Check for a valid XML root tag.
    // Extensions use 'extension' as the root tag.  Languages use 'metafile' instead
    $name = $xml->getName();
    if ($name !== 'extension' && $name !== 'metafile') {
        unset($xml);
        return false;
    }
    $data = array();
    $data['name'] = (string) $xml->name;
    // Check if we're a language. If so use metafile.
    $data['type'] = $xml->getName() === 'metafile' ? 'language' : (string) $xml->attributes()->type;
    $data['creationDate'] = (string) $xml->creationDate ?: Text::_('JLIB_UNKNOWN');
    $data['author'] = (string) $xml->author ?: Text::_('JLIB_UNKNOWN');
    $data['copyright'] = (string) $xml->copyright;
    $data['authorEmail'] = (string) $xml->authorEmail;
    $data['authorUrl'] = (string) $xml->authorUrl;
    $data['version'] = (string) $xml->version;
    $data['description'] = (string) $xml->description;
    $data['group'] = (string) $xml->group;
    // Child template specific fields.
    if (isset($xml->inheritable)) {
        $data['inheritable'] = (string) $xml->inheritable === '0' ? false : true;
    }
    if (isset($xml->parent) && (string) $xml->parent !== '') {
        $data['parent'] = (string) $xml->parent;
    }
    if ($xml->files && \count($xml->files->children())) {
        $filename = basename($path);
        $data['filename'] = File::stripExt($filename);
        foreach ($xml->files->children() as $oneFile) {
            if ((string) $oneFile->attributes()->plugin) {
                $data['filename'] = (string) $oneFile->attributes()->plugin;
                break;
            }
        }
    }
    return $data;
}