Add rclone class

includes/class-gdrive.php

-<?php 
-/** 
- * 
- * This Google Drive API handler class is a custom PHP library to handle the Google Drive API calls. 
- * 
- * @class        GoogleDriveApi 
- * @author        CodexWorld 
- * @link        http://www.codexworld.com 
- * @version        1.0 
- */ 
-class GoogleDriveApi { 
-    const OAUTH2_TOKEN_URI = 'https://oauth2.googleapis.com/token'; 
-    const DRIVE_FILE_UPLOAD_URI = 'https://www.googleapis.com/upload/drive/v3/files'; 
-    const DRIVE_FILES_URI = 'https://www.googleapis.com/drive/v3/files/'; 
-     
-    function __construct($params = array()) { 
-        if (count($params) > 0){ 
-            $this->initialize($params);         
-        } 
-    } 
-     
-    function initialize($params = array()) { 
-        if (count($params) > 0){ 
-            foreach ($params as $key => $val){ 
-                if (isset($this->$key)){ 
-                    $this->$key = $val; 
-                } 
-            }         
-        } 
-    } 
-     
-    public function GetAccessToken($client_id, $redirect_uri, $client_secret, $code) { 
-        $curlPost = 'client_id=' . $client_id . '&redirect_uri=' . $redirect_uri . '&client_secret=' . $client_secret . '&code='. $code . '&grant_type=authorization_code'; 
-        $ch = curl_init();         
-        curl_setopt($ch, CURLOPT_URL, self::OAUTH2_TOKEN_URI);         
-        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);         
-        curl_setopt($ch, CURLOPT_POST, 1);         
-        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE); 
-        curl_setopt($ch, CURLOPT_POSTFIELDS, $curlPost);     
-        $data = json_decode(curl_exec($ch), true); 
-        $http_code = curl_getinfo($ch,CURLINFO_HTTP_CODE); 
-         
-        if ($http_code != 200) { 
-            $error_msg = 'Failed to receieve access token'; 
-            if (curl_errno($ch)) { 
-                $error_msg = curl_error($ch); 
-            }else{ 
-                $error_msg = !empty($data['error']['message'])?$data['error']['message']:''; 
-            } 
-            throw new Exception('Error '.$http_code.': '.$error_msg); 
-        } 
-             
-        return $data; 
-    } 
-     
-    public function DeleteFile($access_token, $file_id, $googleOauthURL = '') { 
-        $apiURL = self::DRIVE_FILES_URI . $file_id; 
-         
-        $ch = curl_init(); 
-        curl_setopt($ch, CURLOPT_URL, $apiURL); 
-        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); 
-        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);  
-        curl_setopt($ch, CURLOPT_HTTPHEADER, array('Content-Type: application/json', 'Authorization: Bearer '. $access_token));  
-        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'DELETE'); 
-         
-        $data = json_decode(curl_exec($ch), true); 
-         
-        $http_code = curl_getinfo($ch,CURLINFO_HTTP_CODE);          
-          
-        if($http_code != 200 && $http_code != 204){ 
-            $error_msg = 'Failed to delete file.';  
-            if (curl_errno($ch)) {  
-                $error_msg = curl_error($ch);  
-            }else{ 
-                $error_msg = !empty($data['error']['message'])?$data['error']['message']:''; 
-            } 
-             
-            if($http_code == 401 && !empty($googleOauthURL)){ 
-                unset($_SESSION['google_access_token']); 
-                $error_msg .= '<br/>Click to <a href="'.$googleOauthURL.'">authenticate with Google Drive</a>'; 
-            } 
-             
-            throw new Exception('Error '.$http_code.': '.$error_msg); 
-        }else{ 
-            return true; 
-        } 
-    } 
-} 
-?>

includes/class-rclone.php

+<?php
+/**
+ * Copyright: 2022 (c)Franco (nextime) Lanza <franco@nexlab.it>
+ * License: GNU/GPL version 3.0
+ *
+ * This file is part of SexHackMe Wordpress Plugin.
+ *
+ * SexHackMe Wordpress Plugin is free software: you can redistribute it and/or modify it 
+ * under the terms of the GNU General Public License as published 
+ * by the Free Software Foundation, either version 3 of the License, 
+ * or (at your option) any later version.
+ *
+ * SexHackMe Wordpress Plugin is distributed in the hope that it will be useful, 
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of 
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License 
+ * along with SexHackMe Wordpress Plugin. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+namespace wp_SexHackMe;
+
+
+// Exit if accessed directly
+if ( ! defined( 'ABSPATH' ) ) exit;
+
+
+if(!class_exists('SH_RClone')) {
+   class SH_RClone
+   {
+      protected $rclone;
+
+      function __construct()
+      {
+
+         if(get_option('sexhack_rclone_path', false)) $this->rclone = get_option('sexhack_rclone_path');
+         else $this->rclone = false;
+
+         if(!$this->rclone && is_callable('shell_exec') && false === stripos(ini_get('disable_functions'), 'shell_exec'))
+         {
+            $rclone_path = str_replace("\n", "", shell_exec("which rclone"));
+            if($rclone_path && is_executable($rclone_path))
+            {
+               $this->rclone = $rclone_path;
+               //set_option('sexhack_rclone_path', $this->rclone);
+            }
+         }
+
+         if($this->rclone && is_callable('shell_exec') && false === stripos(ini_get('disable_functions'), 'shell_exec')) {
+            add_filter('sh_download_url_filter', array($this, 'get_gdrive_download_url'));
+         }
+      } 
+
+      function is_enabled()
+      {
+         return ((bool)$this->rclone && is_callable('shell_exec') && false === stripos(ini_get('disable_functions'), 'shell_exec'));
+      }
+
+      function get_remotes()
+      {
+         $res = array();
+         if($this->is_enabled())
+         {
+            $res =  explode("\n", shell_exec($this->rclone." -q listremotes"));
+         }
+         return $res;
+      }
+
+      function get_path()
+      {
+         if(!$this->rclone) return '';
+         return $this->rclone;
+      }
+
+      function get_download_url($file)
+      {
+
+			if(!($file && is_string($file) && strlen($file)>3)) return $file;
+
+         $drivename = get_option('sexhack_rclone_gdrive_name', false);
+         $shared = get_option('sexhack_rclone_gdrive_shared', false);
+
+         if(!$drivename) return $file;
+
+			$add="";
+         if($this->is_enabled()) 
+         {
+            
+            if((strlen($file) > 9) && (strncmp($file, "gdrive://", 9) === 0))
+            {
+               $gpath=substr($file, 9);
+               if(!strncmp($gpath, '/', 1)===0) $gpath='/'.$gpath;
+					if($shared) $add = "--drive-shared-with-me";
+					$shres = shell_exec($this->rclone." -q  lsf $add ".$drivename.$gpath." -F ip");
+					if($shres)
+					{
+						$split = explode(";", $shres);
+						if(count($split) > 1)
+						{
+							if($split[0]) return $file="https://drive.google.com/uc?export=download&confirm=t&id=".$split[0];
+						}
+					}
+
+            }
+         }
+         return $file;
+      }
+   }
+
+   $GLOBALS['sh_rclone'] = new SH_RClone();
+}
+?>