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+<?php

+/**

+ *  Copyright (C) 2021  Double Bastion LLC

+ *

+ *  This file is part of Roundpin, which is licensed under the

+ *  GNU Affero General Public License Version 3.0. The license terms

+ *  are detailed in the "LICENSE.txt" file located in the root directory.

+ */

+

+session_start();

+ // header('Set-Cookie: PHPSESSID= ' . session_id() . '; SameSite=strict; Secure=true; HttpOnly=true;');

+

+if (isset($_POST['vconfextension']) && $_POST['vconfextension'] != '' && isset($_POST['encextenpass']) && $_POST['encextenpass'] != '' && isset($_POST['vidconfextension']) && 

+    $_POST['vidconfextension'] != '') {

+

+    define('ACCESSCONST', TRUE);

+

+    require('db-connect.php');

+

+    $extForExternal = $_POST['vconfextension'];

+    $extenPassEnc = $_POST['encextenpass'];

+    $vconfExtension = $_POST['vidconfextension'];

+

+    // Check if the received external user extension, the corresponding encrypted password and the extension of the conference, match the data in the 'external_users' table

+    $query = $mysqli->prepare("SELECT id, exten_for_external, exten_for_ext_pass, conf_extension FROM external_users WHERE exten_for_external = ? AND exten_for_ext_pass = ? AND conf_extension = ?");

+    $query->bind_param("sss", $extForExternal, $extenPassEnc, $vconfExtension);

+    $query->execute();

+    $extqueryres = $query->get_result()->fetch_array();

+

+    if (!$extqueryres) {

+

+        http_response_code(400);

+        exit();

+

+    } else {

+

+	if (is_dir('../textchat/' . $extForExternal . 'vconf' . '/uploads')) {

+

+	    try {

+	      array_map('unlink', glob('../textchat/' . $extForExternal . 'vconf' . '/uploads/*'));

+	      if (glob('../textchat/' . $extForExternal . 'vconf' . '/uploads/*')) { throw new Exception('Directory not empty'); } else { throw new Exception(''); }

+	    } catch (Exception $e) { if ($e->getMessage() == '') { $cmessage = 'success'; } else { $cmessage = 'failure'; } }

+

+	} else { $cmessage = 'success'; }

+

+    }

+

+    $resresult = ["note" => $cmessage];

+

+    echo json_encode($resresult);

+

+} else {

+       header("Location: ../login.php");

+}

+

+?>