\n";
echo "返回目录转换提示\n";
echo "\n";
echo "\n";
if (!function_exists("mb_convert_encoding") || !function_exists("mb_list_encodings")) {
echo "核心函数库没有被支持！\n";
} elseif (!is_readable($path)) {
echo "无法读取输入文件内容！\n";
} elseif (!isset($_GET['ic']) || !isset($_GET['pc']) || !isset($_GET['save'])) {
echo "编码转换参数没有设置！\n";
} elseif (($ic = trim($_GET['ic'])) == "" || ($pc = trim($_GET['pc'])) == "" || ($save = trim($_GET['save'])) == "") {
echo "编码转换参数不能为空！\n";
} elseif ($ic == $pc) {
echo "输入输出编码不能一致！\n";
} elseif (!in_array($ic, mb_list_encodings()) || !in_array($pc, mb_list_encodings())) {
echo "选择的编码格式不支持！\n";
} else {
if (!strstr($save, "/") && !strstr($save, "\\")) $save = (dirname($path) . "/" . $save);
if ($save == $path) {
echo "新路径应不同于老路径！\n";
} elseif (!($data = file_get_contents($path))) {
echo "读取失败或者文件为空！\n";
} elseif (!file_put_contents($save, mb_convert_encoding($data, $pc, $ic))) {
echo "无权限写入或写入错误！\n";
file_exists($save) && unlink($save);
} elseif (filesize($save) < 1) {
unlink($save);
echo "无法成功进行编码转换！\n";
} else {
echo "编码已转换并写入文件！\n";
}
}
echo "
\n";
xhtml_footer();
}
?>