<?php
	/**************************************************************************\
	* phpGroupWare API - Accounts manager shared functions                     *
	* Written by Joseph Engo <jengo@phpgroupware.org>                          *
	*        and Bettina Gille [ceb@phpgroupware.org]                          *
	* shared functions for other account repository managers                   *
	* Copyright (C) 2000 - 2002 Joseph Engo                                    *
	* Copyright (C) 2003 Joseph Engo, Bettina Gille                            *
	* -------------------------------------------------------------------------*
	* This library is part of the phpGroupWare API                             *
	* http://www.phpgroupware.org                                              * 
	* ------------------------------------------------------------------------ *
	* This library is free software; you can redistribute it and/or modify it  *
	* under the terms of the GNU Lesser General Public License as published by *
	* the Free Software Foundation; either version 2.1 of the License,         *
	* or any later version.                                                    *
	* This library 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 Lesser General Public License for more details.              *
	* You should have received a copy of the GNU Lesser General Public License *
	* along with this library; if not, write to the Free Software Foundation,  *
	* Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA            *
	\**************************************************************************/
	/* $Id$ */

	/*
	  Dont know where to put this (seek3r)
	  This is where it belongs (jengo)
	  This is where it ended up (milosch)
	  Moved again at least temporarily since sql and ldap use it.
	*/
	$GLOBALS['phpgw_info']['server']['global_denied_users'] = array(
		'root'     => True, 'bin'      => True, 'daemon'   => True,
		'adm'      => True, 'lp'       => True, 'sync'     => True,
		'shutdown' => True, 'halt'     => True, 'ldap'     => True,
		'mail'     => True, 'news'     => True, 'uucp'     => True,
		'operator' => True, 'games'    => True, 'gopher'   => True,
		'nobody'   => True, 'xfs'      => True, 'pgsql'    => True,
		'mysql'    => True, 'postgres' => True, 'oracle'   => True,
		'ftp'      => True, 'gdm'      => True, 'named'    => True,
		'alias'    => True, 'web'      => True, 'sweep'    => True,
		'cvs'      => True, 'qmaild'   => True, 'qmaill'   => True,
		'qmaillog' => True, 'qmailp'   => True, 'qmailq'   => True,
		'qmailr'   => True, 'qmails'   => True, 'rpc'      => True,
		'rpcuser'  => True, 'amanda'   => True, 'apache'   => True,
		'pvm'      => True, 'squid'    => True, 'ident'    => True,
		'nscd'     => True, 'mailnull' => True, 'cyrus'    => True,
		'backup'    => True
	);

	$GLOBALS['phpgw_info']['server']['global_denied_groups'] = array(
		'root'      => True, 'bin'       => True, 'daemon'    => True,
		'sys'       => True, 'adm'       => True, 'tty'       => True,
		'disk'      => True, 'lp'        => True, 'mem'       => True,
		'kmem'      => True, 'wheel'     => True, 'mail'      => True,
		'uucp'      => True, 'man'       => True, 'games'     => True,
		'dip'       => True, 'ftp'       => True, 'nobody'    => True,
		'floppy'    => True, 'xfs'       => True, 'console'   => True,
		'utmp'      => True, 'pppusers'  => True, 'popusers'  => True,
		'slipusers' => True, 'slocate'   => True, 'mysql'     => True,
		'dnstools'  => True, 'web'       => True, 'named'     => True,
		'dba'       => True, 'oinstall'  => True, 'oracle'    => True,
		'gdm'       => True, 'sweep'     => True, 'cvs'       => True,
		'postgres'  => True, 'qmail'     => True, 'nofiles'   => True,
		'ldap'      => True, 'backup'    => True
	);

	/*!
	 @class_start accounts
	 @abstract Class for handling user and group accounts
	*/

	class accounts extends accounts_
	{
		var $memberships    = array();
		var $members        = array();
		var $xmlrpc_methods = array();

		/**************************************************************************\
		* Standard constructor for setting $this->account_id                       *
		* This constructor sets the account id, if string is sent, converts to id  *
		* I might move this to the accounts_shared if it stays around              *
		\**************************************************************************/
		function accounts($account_id = '', $account_type='')
		{
			$this->db = $GLOBALS['phpgw']->db;

			if($account_id != '')
			{
				$this->account_id = get_account_id($account_id);
			}

			if($account_type != '')
			{
				$this->account_type = $account_type;
			}

			if($GLOBALS['phpgw_info']['server']['account_repository'] == 'ldap')
			{
				$this->ds = $GLOBALS['phpgw']->common->ldapConnect();
				$this->user_context  = $GLOBALS['phpgw_info']['server']['ldap_context'];
				$this->group_context = $GLOBALS['phpgw_info']['server']['ldap_group_context'];
			}

			$this->xmlrpc_methods[] = array(
				'name'        => 'get_list',
				'description' => 'Returns a list of accounts and/or groups'
			);
			$this->xmlrpc_methods[] = array(
				'name'        => 'name2id',
				'description' => 'Cross reference account_lid with account_id'
			);
			$this->xmlrpc_methods[] = array(
				'name'        => 'id2name',
				'description' => 'Cross reference account_id with account_lid'
			);
		}

		function is_expired()
		{
			if ($this->data['expires'] != -1 && $this->data['expires'] < time())
			{
				return True;
			}
			else
			{
				return False;
			}
		}

		function read()
		{
			if (count($this->data) == 0)
			{
				$this->read_repository();
			}

			reset($this->data);
			return $this->data;
		}

		function update_data($data)
		{
			reset($data);
			$this->data = Array();
			$this->data = $data;

			reset($this->data);
			return $this->data;
		}

		function membership($accountid = '')
		{
			$account_id = get_account_id($accountid);

			$security_equals = Array();
			$security_equals = $GLOBALS['phpgw']->acl->get_location_list_for_id('phpgw_group', 1, $account_id);

			if ($security_equals == False)
			{
				return False;
			}

			$this->memberships = Array();

			for ($idx=0; $idx<count($security_equals); $idx++)
			{
				$groups = intval($security_equals[$idx]);
				$this->memberships[] = Array('account_id' => $groups, 'account_name' => $this->id2name($groups));
			}

			return $this->memberships;
		}

		function member($accountid = '')
		{
			$account_id = get_account_id($accountid);

			$security_equals = Array();
			$acl = CreateObject('phpgwapi.acl');
			$security_equals = $acl->get_ids_for_location($account_id, 1, 'phpgw_group');
			unset($acl);

			if ($security_equals == False)
			{
				return False;
			}

			for ($idx=0; $idx<count($security_equals); $idx++)
			{
				$name = $this->id2name(intval($security_equals[$idx]));
				$this->members[] = Array('account_id' => intval($security_equals[$idx]), 'account_name' => $name);
			}

			return $this->members;
		}

		/*!
		@function get_nextid
		@abstract Using the common functions next_id and last_id, find the next available account_id
		@param $account_type (optional, default to 'u')
		*/
		function get_nextid($account_type='u')
		{
			$min = $GLOBALS['phpgw_info']['server']['account_min_id'] ? $GLOBALS['phpgw_info']['server']['account_min_id'] : 0;
			$max = $GLOBALS['phpgw_info']['server']['account_max_id'] ? $GLOBALS['phpgw_info']['server']['account_max_id'] : 0;

			if ($account_type == 'g')
			{
				$type = 'groups';
			}
			else
			{
				$type = 'accounts';
			}
			$nextid = intval($GLOBALS['phpgw']->common->last_id($type,$min,$max));

			/* Loop until we find a free id */
			$free = 0;
			while (!$free)
			{
				$account_lid = '';
				//echo '<br>calling search for id: '.$nextid;
				if ($this->exists($nextid))
				{
					$nextid = intval($GLOBALS['phpgw']->common->next_id($type,$min,$max));
				}
				else
				{
					$account_lid = $this->id2name($nextid);
					/* echo '<br>calling search for lid: '.$account_lid . '(from account_id=' . $nextid . ')'; */
					if ($this->exists($account_lid))
					{
						$nextid = intval($GLOBALS['phpgw']->common->next_id($type,$min,$max));
					}
					else
					{
						$free = True;
					}
				}
			}
			if	($GLOBALS['phpgw_info']['server']['account_max_id'] &&
				($nextid > $GLOBALS['phpgw_info']['server']['account_max_id']))
			{
				return False;
			}
			/* echo '<br>using'.$nextid;exit; */
			return $nextid;
		}

		function accounts_popup($app)
		{
			$group_id = get_var('group_id',array('GET','POST'));

			/*if(isset($_GET['group_id']))
			{
				$group_id = $_GET['group_id'];
			}*/

			if(isset($_POST['query']))
			{
				$GLOBALS['query'] = $_POST['query'];
			}
			
			if(isset($_POST['start']))
			{
				$start = intval($_POST['start']);
			}
			else
			{
				$start = 0;
			}

			if(isset($_GET['order']))
			{
				$order = $_GET['order'];
			}
			else
			{
				$order = 'account_lid';
			}
			
			if(isset($_GET['sort']))
			{
				$sort = $_GET['sort'];
			}
			else
			{
				$sort = 'ASC';
			}

			$this->nextmatchs = CreateObject('phpgwapi.nextmatchs');

			$GLOBALS['phpgw']->template->set_root($GLOBALS['phpgw']->common->get_tpl_dir('phpgwapi'));

			$GLOBALS['phpgw']->template->set_file(array('accounts_list_t' => 'accounts_popup.tpl'));
			$GLOBALS['phpgw']->template->set_block('accounts_list_t','group_cal','cal');
			$GLOBALS['phpgw']->template->set_block('accounts_list_t','group_other','other');
			$GLOBALS['phpgw']->template->set_block('accounts_list_t','group_all','all');

			$GLOBALS['phpgw']->template->set_block('accounts_list_t','bla_intro','ibla');
			$GLOBALS['phpgw']->template->set_block('accounts_list_t','other_intro','iother');
			$GLOBALS['phpgw']->template->set_block('accounts_list_t','all_intro','iall');


			$GLOBALS['phpgw']->template->set_block('accounts_list_t','accounts_list','list');


			$GLOBALS['phpgw']->template->set_var('title',$GLOBALS['phpgw_info']['site_title']);
			$GLOBALS['phpgw']->template->set_var('charset',$GLOBALS['phpgw']->translation->charset());
			$GLOBALS['phpgw']->template->set_var('font',$GLOBALS['phpgw_info']['theme']['font']);
			$GLOBALS['phpgw']->template->set_var('lang_search',lang('search'));
			$GLOBALS['phpgw']->template->set_var('lang_groups',lang('user groups'));
			$GLOBALS['phpgw']->template->set_var('lang_accounts',lang('user accounts'));

			$GLOBALS['phpgw']->template->set_var('img',$GLOBALS['phpgw']->common->image('phpgwapi','select'));
			$GLOBALS['phpgw']->template->set_var('lang_select_user',lang('Select user'));
			$GLOBALS['phpgw']->template->set_var('lang_select_group',lang('Select group'));
			$GLOBALS['phpgw']->template->set_var('css_file',$GLOBALS['phpgw_info']['server']['webserver_url'] . SEP . 'phpgwapi' . SEP . 'templates'
															. SEP . 'idots' . SEP . 'css' . SEP . 'idots.css');

			switch($app)
			{
				case 'calendar':
					$action = 'calendar.uicalendar.accounts_popup';
					$GLOBALS['phpgw']->template->set_var('select_name',"participants[]'][0]");
					$GLOBALS['phpgw']->template->set_var('js_function','ExchangeAccountSelect');
					$GLOBALS['phpgw']->template->fp('ibla','bla_intro',True);
					$GLOBALS['phpgw']->template->fp('iall','all_intro',True);
					break;
				case 'admin':
					$action = 'admin.uiaccounts.accounts_popup';
					$GLOBALS['phpgw']->template->set_var('select_name',"account_user[]']");
					$GLOBALS['phpgw']->template->set_var('js_function','ExchangeAccountSelect');
					$GLOBALS['phpgw']->template->set_var('lang_perm',lang('group name'));
					$GLOBALS['phpgw']->template->fp('iother','other_intro',True);
					break;
				case 'projects':
					$action = 'projects.uiprojects.accounts_popup';
					$GLOBALS['phpgw']->template->set_var('select_name',"values[coordinator]']");
					$GLOBALS['phpgw']->template->set_var('js_function','ExchangeAccountText');
					$GLOBALS['phpgw']->template->fp('iother','other_intro',True);
					$GLOBALS['phpgw']->template->fp('iall','all_intro',True);
					break;
				case 'e_projects':
					$action = 'projects.uiprojects.e_accounts_popup';
					$app = 'projects';
					$GLOBALS['phpgw']->template->set_var('select_name',"employees[]']");
					$GLOBALS['phpgw']->template->set_var('js_function','ExchangeAccountSelect');
					$GLOBALS['phpgw']->template->fp('iother','other_intro',True);
					$GLOBALS['phpgw']->template->fp('iall','all_intro',True);
					break;
			}

			$GLOBALS['phpgw']->template->set_var('lang_perm',lang('Groups with permission for %1',lang($app)));
			$GLOBALS['phpgw']->template->set_var('lang_nonperm',lang('Groups without permission for %1',lang($app)));

			$link_data = array
			(
				'menuaction'	=> $action,
				'group_id'		=> $group_id
			);

			$app_groups = array();

			if ($app != 'admin')
			{
				$user_groups = $this->membership($this->account);

				$app_user = $GLOBALS['phpgw']->acl->get_ids_for_location('run',1,$app);
				for ($i = 0;$i<count($app_user);$i++)
				{
					$type = $this->get_type($app_user[$i]);
					if($type == 'g')
					{
						$app_groups[] = $app_user[$i];
						$members[] = $GLOBALS['phpgw']->acl->get_ids_for_location($app_user[$i],1,'phpgw_group');
					}
				}

				$i = count($app_user);
				while(is_array($members) && list(,$mem) = each($members))
				{
					for($j=0;$j<count($mem);$j++)
					{
						$app_user[$i] = $mem[$j];
						$i++;
					}
				}
				//_debug_array($app_user);
			}
			else
			{
				$all_groups	= $this->get_list('groups');
				$all_user	= $this->get_list('accounts');

				while(is_array($all_groups) && list(,$agroup) = each($all_groups))
				{
					$user_groups[] = array
					(
						'account_id'	=> $agroup['account_id'],
						'account_name'	=> $agroup['account_firstname']
					);
				}

				for($j=0;$j<count($user_groups);$j++)
				{
					$app_groups[$i] = $user_groups[$j]['account_id'];
					$i++;
				}

				for($j=0;$j<count($all_user);$j++)
				{
					$app_user[$i] = $all_user[$j]['account_id'];
					$i++;
				}
			}

			while (is_array($user_groups) && list(,$group) = each($user_groups))
			{
				if (in_array($group['account_id'],$app_groups))
				{
					$GLOBALS['phpgw']->template->set_var('tr_color',$this->nextmatchs->alternate_row_color($tr_color));
					//$link_data['group_id'] = $group['account_id'];
					$GLOBALS['phpgw']->template->set_var('link_user_group',$GLOBALS['phpgw']->link('/index.php','menuaction=' . $action . '&group_id=' . $group['account_id']));
					$GLOBALS['phpgw']->template->set_var('name_user_group',$group['account_name']);
					$GLOBALS['phpgw']->template->set_var('account_display',$GLOBALS['phpgw']->common->grab_owner_name($group['account_id']));
					$GLOBALS['phpgw']->template->set_var('accountid',$group['account_id']);
					switch($app)
					{
						case 'calendar':	$GLOBALS['phpgw']->template->fp('cal','group_cal',True); break;
						default:			$GLOBALS['phpgw']->template->fp('other','group_other',True); break;
					}
				}
				else
				{
					if ($app != 'admin')
					{
						$GLOBALS['phpgw']->template->set_var('link_all_group',$GLOBALS['phpgw']->link('/index.php','menuaction=' . $action . '&group_id=' . $group['account_id']));
						$GLOBALS['phpgw']->template->set_var('name_all_group',$group['account_name']);
						$GLOBALS['phpgw']->template->set_var('accountid',$group['account_id']);
						$GLOBALS['phpgw']->template->fp('all','group_all',True);
					}
				}
			}

			if (!$GLOBALS['query'])
			{
				if (isset($group_id) && !empty($group_id))
				{
					//echo 'GROUP_ID: ' . $group_id;
					$users = $GLOBALS['phpgw']->acl->get_ids_for_location($group_id,1,'phpgw_group');

					for ($i=0;$i<count($users);$i++)
					{
						if (in_array($users[$i],$app_user))
						{
							$GLOBALS['phpgw']->accounts->account_id = $users[$i];
							$GLOBALS['phpgw']->accounts->read_repository();

							switch ($order)
							{
								case 'account_firstname':
									$id = $GLOBALS['phpgw']->accounts->data['firstname'];
									break;
								case 'account_lastname':
									$id = $GLOBALS['phpgw']->accounts->data['lastname'];
									break;
								case 'account_lid':
								default:
									$id = $GLOBALS['phpgw']->accounts->data['account_lid'];
									break;
							}
							$id .= $GLOBALS['phpgw']->accounts->data['lastname'];	// default sort-order
							$id .= $GLOBALS['phpgw']->accounts->data['firstname'];
							$id .= $GLOBALS['phpgw']->accounts->data['account_id'];	// make our index unique

							$val_users[$id] = array
							(
								'account_id'		=> $GLOBALS['phpgw']->accounts->data['account_id'],
								'account_lid'		=> $GLOBALS['phpgw']->accounts->data['account_lid'],
								'account_firstname'	=> $GLOBALS['phpgw']->accounts->data['firstname'],
								'account_lastname'	=> $GLOBALS['phpgw']->accounts->data['lastname']
							);
						}
					}

					if (is_array($val_users))
					{
						if ($sort != 'DESC')
						{
							ksort($val_users);
						}
						else
						{
							krsort($val_users);
						}
					}
					$val_users = array_values($val_users);	// get a numeric index
				}
				$total = count($val_users);
			}
			else
			{
				switch($app)
				{
					case 'calendar':	$select = 'both'; break;
					default:			$select = 'accounts'; break;
				}
				$entries	= $this->get_list($select,$start,$sort,$order,$GLOBALS['query']);
				$total		= $this->total;
				for ($i=0;$i<count($entries);$i++)
				{
					if (in_array($entries[$i]['account_id'],$app_user))
					{
						$val_users[] = array
						(
							'account_id'		=> $entries[$i]['account_id'],
							'account_lid'		=> $entries[$i]['account_lid'],
							'account_firstname'	=> $entries[$i]['account_firstname'],
							'account_lastname'	=> $entries[$i]['account_lastname']
						);
					}
				}
			}

// --------------------------------- nextmatch ---------------------------

			$left = $this->nextmatchs->left('/index.php',$start,$total,$link_data);
			$right = $this->nextmatchs->right('/index.php',$start,$total,$link_data);
			$GLOBALS['phpgw']->template->set_var('left',$left);
			$GLOBALS['phpgw']->template->set_var('right',$right);

			$GLOBALS['phpgw']->template->set_var('lang_showing',$this->nextmatchs->show_hits($total,$start));

// -------------------------- end nextmatch ------------------------------------

			$GLOBALS['phpgw']->template->set_var('search_action',$GLOBALS['phpgw']->link('/index.php',$link_data));
			$GLOBALS['phpgw']->template->set_var('search_list',$this->nextmatchs->search(array('query' => $GLOBALS['query'], 'search_obj' => 1)));

// ---------------- list header variable template-declarations --------------------------

// -------------- list header variable template-declaration ------------------------
			$GLOBALS['phpgw']->template->set_var('th_bg',$GLOBALS['phpgw_info']['theme']['th_bg']);
			$GLOBALS['phpgw']->template->set_var('sort_lid',$this->nextmatchs->show_sort_order($sort,'account_lid',$order,'/index.php',lang('LoginID'),$link_data));
			$GLOBALS['phpgw']->template->set_var('sort_firstname',$this->nextmatchs->show_sort_order($sort,'account_firstname',$order,'/index.php',lang('Firstname'),$link_data));
			$GLOBALS['phpgw']->template->set_var('sort_lastname',$this->nextmatchs->show_sort_order($sort,'account_lastname',$order,'/index.php',lang('Lastname'),$link_data));

// ------------------------- end header declaration --------------------------------
			$stop = $start + $this->nextmatchs->maxmatches;
			for ($i=$start;$i<count($val_users)&&$i<$stop;$i++)
			{
				$GLOBALS['phpgw']->template->set_var('tr_color',$this->nextmatchs->alternate_row_color($tr_color));
				$firstname = $val_users[$i]['account_firstname'];
				if (!$firstname) { $firstname = '&nbsp;'; }
				$lastname = $val_users[$i]['account_lastname'];
				if (!$lastname) { $lastname = '&nbsp;'; }

// ---------------- template declaration for list records -------------------------- 

				$GLOBALS['phpgw']->template->set_var(array
				(
					'lid'				=> $val_users[$i]['account_lid'],
					'firstname'			=> $firstname,
					'lastname'			=> $lastname,
					'accountid'			=> $val_users[$i]['account_id'],
					'account_display'	=> $GLOBALS['phpgw']->common->grab_owner_name($val_users[$i]['account_id'])
				));

				$GLOBALS['phpgw']->template->fp('list','accounts_list',True);
			}

			$GLOBALS['phpgw']->template->set_var('start',$start);
			$GLOBALS['phpgw']->template->set_var('sort',$sort);
			$GLOBALS['phpgw']->template->set_var('order',$order);
			$GLOBALS['phpgw']->template->set_var('query',$GLOBALS['query']);
			$GLOBALS['phpgw']->template->set_var('group_id',$group_id);

			$GLOBALS['phpgw']->template->set_var('lang_done',lang('done'));
			$GLOBALS['phpgw']->template->pfp('out','accounts_list_t',True);
			$GLOBALS['phpgw']->common->phpgw_exit();
		}
	}
	/*!
	 @class_end accounts
	*/