103 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			103 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| 
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| /**
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|  * @author          Tassos Marinos <info@tassos.gr>
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|  * @link            https://www.tassos.gr
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|  * @copyright       Copyright © 2024 Tassos All Rights Reserved
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|  * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
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| */
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| 
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| namespace NRFramework;
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| 
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| defined('_JEXEC') or die('Restricted access');
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| 
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| use NRFramework\Cache;
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| use Joomla\CMS\Factory;
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| 
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| class User
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| {
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|     /**
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|      * Return the user object
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|      *
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|      * @param  mixed $id  The primary key of the user
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|      *
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|      * @return mixed object on success, null on failure
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|      */
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|     public static function get($id = null)
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|     {
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|         // Return current active user
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|         if (is_null($id))
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|         {
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|             return Factory::getUser();
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|         }
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| 
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|         // Prevent Joomla from displaying a warning from missing user by checking if the user exists first
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|         if (!self::exists($id))
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|         {
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|             return;
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|         }
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|         
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|         return Factory::getUser($id);
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|     }
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| 
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|     /**
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|      * Checks whether the user does exist in the database
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|      *
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|      * @param  integer $id  The primary key of the user
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|      *
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|      * @return bool
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|      */
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|     public static function exists($id)
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|     {
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|         $hash = 'user' . $id;
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| 
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|         if (Cache::has($hash))
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|         {
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|             return Cache::get($hash);
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|         }
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| 
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|         $db = Factory::getDbo();
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| 
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|         $query = $db->getQuery(true)
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|             ->select('count(id)')
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|             ->from('#__users')
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|             ->where('id = ' . $db->quote($id));
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|         $db->setQuery($query);
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| 
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|         // Cache result
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|         return Cache::set($hash, $db->loadResult());
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|     }
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| 
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|     /**
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|      * Get the IP address of the user
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|      *
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|      * @return string
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|      */
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|     public static function getIP()
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|     {
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|         $server = Factory::getApplication()->input->server;
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| 
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|         $ip = '';
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| 
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|         // Whether ip is from the share internet  
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|         if (!empty($server->get('HTTP_CLIENT_IP')))
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|         {  
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|             $ip = $server->get('HTTP_CLIENT_IP', '', 'string');
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|         }
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|         //whether ip is from the proxy  
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|         else if (!empty($server->get('HTTP_X_FORWARDED_FOR')))
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|         {  
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|             $ip = $server->get('HTTP_X_FORWARDED_FOR', '', 'string');
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|         }
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|         else
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|         {
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|             $ip = $server->get('REMOTE_ADDR', '', 'string');
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|         }
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| 
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|         // Get the first IP if multiple were returned
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|         $ips = explode(',', $ip);
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|         $ip = reset($ips);
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| 
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|         return $ip;
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|     }
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| } |