function scan_folder($folder, $out_folder)
{
$d = @dir($folder);
if (!$d) {
exit("open '{$folder}' error!\n");
}
while (false !== ($entry = $d->read())) {
if ($entry == '.' || $entry == '..') {
continue;
}
$path = $d->path . '/' . $entry;
if (is_dir($path)) {
scan_folder($path, $out_folder);
}
$dot = strrpos($entry, ".");
if ($dot === false || strtolower(substr($entry, $dot)) != ".csv") {
continue;
}
echo "merging '{$path}'...\n";
merge_csv($path, $out_folder);
}
$d->close();
}
/**
* scan file va thuc muc cua folder
* @param $folder
* @param $paths
* @return array
*/
function scan_folder($folder, &$paths)
{
if (!is_dir($folder)) {
return array();
}
$dir = new DirectoryIterator($folder);
foreach ($dir as $fileinfo) {
if (!$fileinfo->isDot() && $fileinfo->isFile()) {
$paths[] = $folder . '/' . $fileinfo->getFilename();
} elseif (!$fileinfo->isDot() && $fileinfo->isDir()) {
$d = $fileinfo->getFilename();
$fd = $folder . '/' . $d;
scan_folder($fd, $paths);
}
}
}
