196 lines
		
	
	
		
			4.6 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			196 lines
		
	
	
		
			4.6 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| /**
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|  * @global UserClass[] $_shm_user_classes
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|  */
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| global $_shm_user_classes;
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| $_shm_user_classes = array();
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| 
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| /**
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|  * Class UserClass
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|  */
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| class UserClass {
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| 
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| 	/**
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| 	 * @var null|string
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| 	 */
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| 	public $name = null;
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| 
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| 	/**
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| 	 * @var \UserClass|null
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| 	 */
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| 	public $parent = null;
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| 
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| 	/**
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| 	 * @var array
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| 	 */
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| 	public $abilities = array();
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| 
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| 	public function __construct(string $name, string $parent=null, array $abilities=array()) {
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| 		global $_shm_user_classes;
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| 
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| 		$this->name = $name;
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| 		$this->abilities = $abilities;
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| 
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| 		if(!is_null($parent)) {
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| 			$this->parent = $_shm_user_classes[$parent];
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| 		}
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| 
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| 		$_shm_user_classes[$name] = $this;
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| 	}
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| 
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| 	/**
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| 	 * Determine if this class of user can perform an action or has ability.
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| 	 *
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| 	 * @param string $ability
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| 	 * @return bool
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| 	 * @throws SCoreException
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| 	 */
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| 	public function can(string $ability): bool {
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| 		if(array_key_exists($ability, $this->abilities)) {
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| 			$val = $this->abilities[$ability];
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| 			return $val;
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| 		}
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| 		else if(!is_null($this->parent)) {
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| 			return $this->parent->can($ability);
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| 		}
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| 		else {
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| 			global $_shm_user_classes;
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| 			$min_dist = 9999;
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| 			$min_ability = null;
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| 			foreach($_shm_user_classes['base']->abilities as $a => $cando) {
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| 				$v = levenshtein($ability, $a);
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| 				if($v < $min_dist) {
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| 					$min_dist = $v;
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| 					$min_ability = $a;
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| 				}
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| 			}
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| 			throw new SCoreException("Unknown ability '".html_escape($ability)."'. Did the developer mean '".html_escape($min_ability)."'?");
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| 		}
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| 	}
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| }
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| 
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| // action_object_attribute
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| // action = create / view / edit / delete
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| // object = image / user / tag / setting
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| new UserClass("base", null, array(
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| 	"change_setting" => False,  # modify web-level settings, eg the config table
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| 	"override_config" => False, # modify sys-level settings, eg shimmie.conf.php
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| 	"big_search" => False,      # search for more than 3 tags at once (speed mode only)
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| 
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| 	"manage_extension_list" => False,
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| 	"manage_alias_list" => False,
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| 	"mass_tag_edit" => False,
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| 
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| 	"view_ip" => False,         # view IP addresses associated with things
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| 	"ban_ip" => False,
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| 
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| 	"edit_user_name" => False,
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| 	"edit_user_password" => False,
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| 	"edit_user_info" => False,  # email address, etc
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| 	"edit_user_class" => False,
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| 	"delete_user" => False,
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| 
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| 	"create_comment" => False,
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| 	"delete_comment" => False,
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| 	"bypass_comment_checks" => False,  # spam etc
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| 
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| 	"replace_image" => False,
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| 	"create_image" => False,
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| 	"edit_image_tag" => False,
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| 	"edit_image_source" => False,
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| 	"edit_image_owner" => False,
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| 	"edit_image_lock" => False,
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| 	"bulk_edit_image_tag" => False,
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| 	"bulk_edit_image_source" => False,
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| 	"delete_image" => False,
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| 
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| 	"ban_image" => False,
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| 
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| 	"view_eventlog" => False,
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| 	"ignore_downtime" => False,
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| 
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| 	"create_image_report" => False,
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| 	"view_image_report" => False,  # deal with reported images
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| 
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| 	"edit_wiki_page" => False,
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| 	"delete_wiki_page" => False,
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| 
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| 	"manage_blocks" => False,
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| 
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| 	"manage_admintools" => False,
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| 
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| 	"view_other_pms" => False,
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| 	"edit_feature" => False,
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| 	"bulk_edit_vote" => False,
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| 	"edit_other_vote" => False,
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| 	"view_sysinfo" => False,
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| 
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| 	"hellbanned" => False,
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| 	"view_hellbanned" => False,
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| 
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| 	"protected" => False,          # only admins can modify protected users (stops a moderator changing an admin's password)
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| ));
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| 
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| new UserClass("anonymous", "base", array(
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| ));
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| 
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| new UserClass("user", "base", array(
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| 	"big_search" => True,
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| 	"create_image" => True,
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| 	"create_comment" => True,
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| 	"edit_image_tag" => True,
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| 	"edit_image_source" => True,
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| 	"create_image_report" => True,
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| ));
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| 
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| new UserClass("admin", "base", array(
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| 	"change_setting" => True,
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| 	"override_config" => True,
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| 	"big_search" => True,
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| 	"edit_image_lock" => True,
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| 	"view_ip" => True,
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| 	"ban_ip" => True,
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| 	"edit_user_name" => True,
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| 	"edit_user_password" => True,
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| 	"edit_user_info" => True,
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| 	"edit_user_class" => True,
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| 	"delete_user" => True,
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| 	"create_image" => True,
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| 	"delete_image" => True,
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| 	"ban_image" => True,
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| 	"create_comment" => True,
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| 	"delete_comment" => True,
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| 	"bypass_comment_checks" => True,
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| 	"replace_image" => True,
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| 	"manage_extension_list" => True,
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| 	"manage_alias_list" => True,
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| 	"edit_image_tag" => True,
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| 	"edit_image_source" => True,
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| 	"edit_image_owner" => True,
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| 	"bulk_edit_image_tag" => True,
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| 	"bulk_edit_image_source" => True,
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| 	"mass_tag_edit" => True,
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| 	"create_image_report" => True,
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| 	"view_image_report" => True,
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| 	"edit_wiki_page" => True,
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| 	"delete_wiki_page" => True,
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| 	"view_eventlog" => True,
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| 	"manage_blocks" => True,
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| 	"manage_admintools" => True,
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| 	"ignore_downtime" => True,
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| 	"view_other_pms" => True,
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| 	"edit_feature" => True,
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| 	"bulk_edit_vote" => True,
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| 	"edit_other_vote" => True,
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| 	"view_sysinfo" => True,
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| 	"view_hellbanned" => True,
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| 	"protected" => True,
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| ));
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| 
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| new UserClass("hellbanned", "user", array(
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| 	"hellbanned" => True,
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| ));
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| 
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| @include_once "data/config/user-classes.conf.php";
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| 
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