在 Windows 系統上使用 regex 重新命名檔案

regex_rename.php

<?php

try {
    $files = scandir('.');
    if(!is_array($files))
        throw new Exception('scandir error: '.var_export($files, true));
    foreach($files as &$file)
        $file = iconv('cp950', 'utf-8//TRANSLIT', $file);
    unset($file);
    echo "Find What: ";
    $find = '/'.stream_get_line(STDIN, 10000, PHP_EOL).'/us';
    echo "Replace With: ";
    $replace = stream_get_line(STDIN, 10000, PHP_EOL);
    $newFiles = array_combine(preg_grep($find, $files), preg_filter($find, $replace, $files));
    file_put_contents('rename.json', encode_json($newFiles));
    system('start rename.json');

    do {
        echo 'Please Double Check "rename.json" and Enter Y to continue rename: ';
        $input = stream_get_line(STDIN, 10000, PHP_EOL);
    } while ($input !== 'Y' && $input !== 'y');

    $renames = json_decode(file_get_contents('rename.json'), true);
    if(!is_array($renames))
        throw new Exception('parse "rename.json" faild.');

    foreach($renames as $oldfile => $newfile) {
        $oldfile = iconv('UTF-8', 'cp950//TRANSLIT', $oldfile);
        $newfile = iconv('UTF-8', 'cp950//TRANSLIT', $newfile);
        if(false === rename($oldfile, $newfile))
            throw new Exception("rename $oldfile -> $newfile");
    }
} catch (Exception $e) {
    echo 'error: '.$e->getMessage().PHP_EOL;
}

function encode_json($arr) {
    return json_encode($arr, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);
}