method copy documentation in bbn\File\System2
function(string $source, string $dest, bool $overwrite = false, bbn\File\System $fs = NULL)
{
if ( $this->check() ){
$nfs =& $this;
if ( $fs ){
if ( !$fs->check() ){
return false;
}
$nfs =& $fs;
}
if ( $this->exists($source) && $nfs->exists(dirname($dest)) ){
if ( $nfs->exists($dest) ){
$dest_is_dir = $nfs->isDir($dest);
if ( $dest_is_dir && $this->isFile($source) ){
$dest .= '/'.basename($source);
}
else if (
(!$dest_is_dir && !$overwrite) ||
($dest_is_dir && (count($nfs->getFiles($dest, true, true)) > 0) && !$overwrite)
){
return false;
}
else{
$nfs->delete($dest);
}
}
return $this->_copy($this->getRealPath($source), $nfs->getRealPath($dest));
}
}
return false;
}
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