Create index.php

diff --git a/index.php b/index.php
new file mode 100644 (file)
index 0000000..6c5ba43
--- /dev/null
+++ b/index.php
@@ -0,0 +1,213 @@
+<?php
+session_start();
+ob_start();
+$conn_id = false;
+if (!array_key_exists('path', $_SESSION) || !is_array($_SESSION['path'])) {
+    $_SESSION['path'] = array();
+}
+
+if (!$GLOBALS["conn_id"]) {
+    getLoginForm();
+}
+
+if (isset($_POST) && array_key_exists("host", $_POST)) {
+    $_SESSION['path'] = ["/"];
+    $_SESSION["host"] = $_POST["host"];
+    $_SESSION["name"] = $_POST["name"];
+    $_SESSION["password"] = $_POST["password"];
+    if (startFTP()) {
+        getFileTable("/");
+        endFTP();
+    }
+}
+
+if (array_key_exists("fileToUpload", $_FILES)) {
+    $target_file = basename($_FILES["fileToUpload"]["name"]);
+    $temp_name = $_FILES["fileToUpload"]["tmp_name"];
+    uploadFile($temp_name, $target_file);
+}
+
+if (array_key_exists("directory", $_GET)) {
+    if (startFTP()) {
+        getFileTable($_GET["directory"]);
+        endFTP();
+    }
+}
+
+if (array_key_exists("file", $_GET)) {
+    $file = $_GET["file"];
+    if (startFTP()) {
+        if (!ftp_chdir($GLOBALS["conn_id"], $file)) {
+            if ($_GET["action"] == "get") {
+                downloadFile($file);
+            }
+            if ($_GET["action"] == "delete") {
+                deleteFile($file);
+                getFileTable($_SESSION["path"][count($_SESSION["path"]) - 1]);
+            }
+        } else {
+            array_push($_SESSION["path"], $file);
+            getFileTable($_SESSION["path"][count($_SESSION["path"]) - 1]);
+        }
+        endFTP();
+    }
+}
+
+if (array_key_exists("up", $_GET)) {
+    up();
+    if (startFTP()) {
+        getFileTable($_SESSION["path"][count($_SESSION["path"]) - 1]);
+    }
+    endFTP();
+}
+
+
+if (isset($_DELETE) && array_key_exists("file", $_DELETE)) {
+    $file = $_DELETE["file"];
+    if (startFTP()) {
+        if (deleteFile($file)) {
+            getFileTable($_SESSION["path"][count($_SESSION["path"]) - 1]);
+        }
+        endFTP();
+    }
+}
+
+function startFTP()
+{
+    $GLOBALS["conn_id"] = ftp_connect($_SESSION["host"]);
+    // login with username and password
+    $login_result = ftp_login($GLOBALS["conn_id"], $_SESSION["name"], $_SESSION["password"]);
+    // check connection
+    if ((!$GLOBALS["conn_id"]) || (!$login_result)) {
+        echo "FTP connection has failed!";
+        return false;
+    }
+    for ($x = 0; $x < count($_SESSION["path"]); $x++) {
+        ftp_chdir($GLOBALS["conn_id"], $_SESSION["path"][$x]);
+    }
+    return true;
+}
+
+function up()
+{
+    if (count($_SESSION["path"]) > 1) {
+        array_pop($_SESSION["path"]);
+    }
+}
+
+function endFTP()
+{
+    ftp_close($GLOBALS["conn_id"]);
+}
+
+function getFileTable($directory)
+{
+    ob_clean();
+    echo "Current Path: " . ftp_pwd($GLOBALS["conn_id"]) . " ";
+
+    $contents =
+        ftp_nlist($GLOBALS["conn_id"], $directory);
+
+    //table header
+    echo "<table>";
+    echo "<tr><th>Name</th><th colspan=\"2\">Action</th></tr>";
+
+    //upload file / go up row
+    echo "<tr>";
+    echo "<form action=\"\" method=\"post\" enctype=\"multipart/form-data\">";
+    echo "<td>";
+    echo "<input type=\"file\" name=\"fileToUpload\" id=\"fileToUpload\">";
+    echo "</td>";
+    echo "<td>";
+    echo "<input type=\"submit\" value=\"UPLOAD\" name=\"submit\">";
+    echo "</td>";
+    echo "</form>";
+    echo "<form method=\"get\" action=\"\">";
+    echo "<td>";
+    echo "<input type=\"submit\" name=\"submit\"value=\"GO UP\">";
+    echo "<input type=\"hidden\" name=\"up\" value=\"up\">";
+    echo "</td>";
+    echo "</form>";
+    echo "</tr>";
+    echo "<tr></tr>";
+
+
+    foreach ($contents as $file) {
+        //file/folder row
+        echo "<tr>";
+        echo "<td>$file</td>";
+        echo "<td>";
+        echo "<form method=\"get\" action=\"\">";
+        echo "<input type=\"submit\" name=\"submit\" value=\"GET\">";
+        echo "<input type=\"hidden\" name=\"file\" value=\"$file\">";
+        echo "<input type=\"hidden\" name=\"action\" value=\"get\">";
+        echo "</form>";
+        echo "</td>";
+        echo "<td>";
+        echo "<form method=\"get\" action=\"\">";
+        echo "<input type=\"submit\" name=\"submit\" value=\"DELETE\">";
+        echo "<input type=\"hidden\" name=\"file\" value=\"$file\">";
+        echo "<input type=\"hidden\" name=\"action\" value=\"delete\">";
+        echo "</form>";
+        echo "</td>";
+        echo "</tr>";
+    }
+    echo "</table>";
+}
+
+function downloadFile($file)
+{
+    if (ftp_get($GLOBALS["conn_id"], basename($file), basename($file), FTP_BINARY)) {
+        if (basename($file)) {
+            header('Content-Description: File Transfer');
+            header('Content-Type: application/octet-stream');
+            header('Content-Disposition: attachment; filename="' . basename(substr(basename($file), 1)) . '"');
+            header('Expires: 0');
+            header('Cache-Control: must-revalidate');
+            header('Pragma: public');
+            header('Content-Length: ' . filesize(substr(basename($file), 1)));
+            readfile(substr(basename($file), 1));
+            unlink(basename($file));
+        }
+    } else {
+        echo "There was a problem\n";
+    }
+}
+
+function uploadFile($temp_name, $target_file)
+{
+    if (startFTP()) {
+        if (move_uploaded_file($temp_name, $target_file)) {
+            if (ftp_put($GLOBALS["conn_id"], $target_file, $target_file, FTP_BINARY)) {
+                unlink(basename($target_file));
+                getFileTable($_SESSION["path"][count($_SESSION["path"]) - 1]);
+            } else {
+                echo "There was a problem while uploading $target_file\n";
+            }
+        }
+        endFTP();
+    } else {
+        echo "Sorry, there was an error uploading your file.";
+    }
+}
+
+function deleteFile($file)
+{
+    if (ftp_delete($GLOBALS["conn_id"], $file)) {
+        return true;
+    }
+    echo "File not deleted!";
+}
+
+function getLoginForm()
+{
+    echo "<form method=\"post\" action=\"\">";
+    echo "Host: <input type=\"text\" name=\"host\" required value=\"\">";
+    echo "<br><br>";
+    echo "Name: <input type=\"text\" name=\"name\" required value=\"\">";
+    echo "<br><br>";
+    echo "Password: <input type=\"text\" name=\"password\" required value=\"\">";
+    echo "<br><br>";
+    echo "<input type=\"submit\" name=\"submit\" value=\"LOGIN\">";
+    echo "</form>";
+}