<?php
// Copyright (c) 2007 FORUM Team - see LICENSE for details

class Data{
	private $data = array();
	private $datatype;
	function __construct($datatype = "generic"){
		$this->datatype = $datatype;
		if (!is_dir(FORUM_ROOT."/data/{$this->datatype}"))
			mkdir(FORUM_ROOT."/data/{$this->datatype}");
	}
	function __destruct(){ // Save all changed objects
		foreach ($this->data as $name => $list){
			if ($list->changed)
				file_put_contents(FORUM_ROOT."/data/{$this->datatype}/$name.php",Data::Create($list->All));
		}
	}
	function __get($name){ // Retrieve object data
		if (!isset($this->data[$name]))
			$this->data[$name] = new DataObject($name,$this->datatype);
		return $this->data[$name];
	}
	function __unset($name){ // delete object
		$uf = FORUM_ROOT."/data/{$this->datatype}/$name.php";
		if (is_writable($uf) && !is_dir($uf)) // Remove file from disk
			unlink($uf);
		if (isset($this->data[$name])){
			unset($this->data[$name]);
			return true;
		} else
			return false; // Will not delete from cache if it has been changed, or doesnt exist (TODO:why?)
	}
	function __isset($name){ // check if an object exists
		return (isset($this->data[$name]) || file_exists(FORUM_ROOT."/data/{$this->datatype}/$name.php"));
	}
	static function Create($data){ // Function to generate compressed data php file
		if ((defined('NOGZIP') && NOGZIP) || (defined('GZIP_DISABLED') && GZIP_DISABLED))
			return "<?php fseek(\$f = fopen(__FILE__,'rb'),__COMPILER_HALT_OFFSET__); return unserialize(stream_get_contents(\$f));\n__halt_compiler();".serialize($data);
		else
			return "<?php fseek(\$f = fopen(__FILE__,'rb'),__COMPILER_HALT_OFFSET__); return unserialize(gzinflate(stream_get_contents(\$f)));\n__halt_compiler();".gzdeflate(serialize($data));
	}
}

<?php
// Copyright (c) 2007 FORUM Team - see LICENSE for details

class Profile extends Data{
	function __construct(){
		parent::__construct('profile');
	}
	function ListAll(){
		$users = array();
		foreach (File::Glob(FORUM_ROOT.'/data/profile/*.php') as $filename){
			$user = rfe(basename($filename));
			$users[user($user)] = user($user);
		}
		return $users;
	}
}