/**
* @param string $dir
* @param array $options
* @see AbstractStrategy::generate()
*/
public function generate(array $options = [])
{
$defaults = ['extenstion' => null, 'count' => null, 'prefferedName' => null];
$options = array_merge($defaults, $options);
$count = (int) $options['count'];
$ext = (string) $options['extension'];
$index = $count + 1;
$dir = $this->getDir();
if (!$dir) {
throw new Exception("`dir` not initialized");
}
$dirPath = $this->path($index, $this->deep);
$filter = new FilenameSafe();
if ($options['prefferedName']) {
$fileBasename = $filter->filter($options['prefferedName']);
} else {
$fileBasename = $index;
}
$idx = 0;
do {
$suffix = $idx ? '_' . $idx : '';
$filename = $fileBasename . $suffix . ($ext ? '.' . $ext : '');
$filePath = $dir . DIRECTORY_SEPARATOR . $dirPath . $filename;
$idx++;
} while (file_exists($filePath));
return $dirPath . $filename;
}
/**
* @param string $pattern
* @return string
*/
private static function normalizePattern($pattern)
{
$filter = new FilenameSafe();
$result = [];
$patternComponents = preg_split('|[\\/]+|isu', $pattern);
foreach ($patternComponents as $component) {
if (!in_array($component, self::$notAllowedParts)) {
if ($component) {
$filtered = $filter->filter($component);
$result[] = $filtered;
}
}
}
return implode('/', $result);
}
