/**
* Combine any amount of strings into a path.
*
* @param string|array ...$paths One or as many parameters as you need. Both strings and arrays of strings can be mixed.
*
* @return string The combined paths. Note that the directory separators will be changed to reflect the local system.
*/
public static function combine(...$paths)
{
// Flatten into simple array
$paths = Arrays::flatten(...$paths);
// Keep non-empty elements
$paths = array_filter($paths, 'strlen');
// Split into scheme:// and rest
$scheme = self::extractScheme($paths);
// Implode, localize and simplify everything after scheme://
$path = implode(DIRECTORY_SEPARATOR, $paths);
$path = self::localize($path);
$quotedSeparator = preg_quote(DIRECTORY_SEPARATOR);
$pattern = '#' . $quotedSeparator . '+#';
$path = preg_replace($pattern, $quotedSeparator, $path);
return $scheme . $path;
}
/**
* Permet de lire le contenu d'un répertoire lorsqu'on n'a pas accès à la SPL FileSystemIterator (version PHP < 5.3)
*
* @param string $path le chemin du répertoire
* @return array tableau contenant tout le contenu du répertoire
*/
public static function readdir($path)
{
// initialisation variable de retour
$ret = array();
// on gère par sécurité la fin du path pour ajouter ou pas le /
if ('/' != substr($path, -1)) {
$path .= '/';
}
// on vérifie que $path est bien un répertoire
if (is_dir($path)) {
// ouverture du répertoire
if ($dir = opendir($path)) {
// on parcours le répertoire
while (false !== ($dirElt = readdir($dir))) {
if ($dirElt != '.' && $dirElt != '..') {
if (!is_dir($path . $dirElt)) {
$ret[] = $path . $dirElt;
} else {
$ret[] = static::readdir($path . $dirElt);
}
}
}
// fermeture du répertoire
closedir($dir);
} else {
throw new Exception('error while opening ' . $path);
}
} else {
throw new Exception($path . ' is not a directory');
}
return Arrays::flatten($ret);
}
public function flatten()
{
$this->_array = Arrays::flatten($this->_array);
return $this;
}