/**
* Check whether the filesystem object exists.
*
* @return bool True if the filesystem object exists, false otherwise.
*/
public function exists()
{
return FilesystemObjectHelper::exists($this);
}
public static function copy($source, $destination, $overwrite = false, $context = null)
{
// Convert $oldPath and $newPath into an absolute oldPath string, return false on failure
if (($source = self::getAbsolutePath($source)) === null) {
return false;
}
if (($destination = self::getAbsolutePath($destination)) === null) {
return false;
}
// Make sure the old oldPath exists, and the new oldPath is valid
if (!self::exists($source) || !self::isValid($destination)) {
return false;
}
// Make sure the new oldPath may be overwritten if it already exists
if (self::exists($destination) & !$overwrite) {
return false;
}
// Check whether a symbolic link must be copied
if (self::isSymbolicLink($source)) {
// Delete the filesystem object that will be overwritten before copying the object
if (FilesystemObjectHelper::exists($destination)) {
if (FilesystemObjectHelper::delete($destination, true) <= 0) {
return false;
}
}
// Read the newPath of the symlink
$link = SymbolicLink::asSymbolicLink($source);
// Create the new symbolic link, and make sure it was made successfully
return SymbolicLinkHelper::createSymbolicLink($link->getTarget(), $destination) !== null;
}
// Copy the object, return the result
if ($context !== null) {
return copy($source, $destination, $context);
}
return copy($source, $destination);
}