<?php


class og_abstract_mem_source {
  var $gid = 0;
  var $is_active;
	var $is_admin;
	var $order_by;

  function initialize($gid, $min_is_active = 1, $min_is_admin = 0, 
											$orderby='u.name ASC'){
		$this->gid = $gid;
		$this->is_active = $min_is_active;
		$this->is_admin = $min_is_admin;
		$this->order_by = $order_by;
	}

	function start($pager = FALSE, $start = 0, $recs = 0){
		return FALSE;
	}

	function count(){
		return 0;
	}

	function next(){
		return NULL;
	}


};

/**

$ms = new og_uid_table_sub_list($gid);
$ms->start();
$ms->count();
while ($row = $ms->next()){
  //process row objects
}


	$ms = new og_uid_table_sub_list($form_values['gid'], 1);
	$ms->start();
  while ($row = $ms->next()) {


**/


class og_uid_table_sub_list extends og_abstract_mem_source {
	var $sql;
	var $rslt = FALSE;

	function og_uid_table_sub_list($gid, $min_is_active = 1, 
																 $min_is_admin = 0, 
																 $orderby='u.name ASC'){
		$this->initialize($gid, $min_is_active,
											$min_is_admin, $orderby);
		$this->sql = og_list_users_sql($min_is_active,
																	 $min_is_admin, $orderby);
	}

	function start($pager = FALSE, $start = 0, $recs = 0){
		if ($pager) {
			$this->rslt = pager_query($this->sql, $recs, $start, 
																NULL, $this->gid);

		}
		else {
			$this->rslt = db_query($this->sql, $this->gid);
		}

		return $this->rslt ? TRUE : FALSE;

	}


	function count(){
		return db_num_rows($this->rslt);
	}

	function next(){
		return db_fetch_object($this->rslt);
	}


};