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egroupware/phpgwapi/inc/class.accounts.inc.php

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<?php
/**************************************************************************\
* eGroupWare 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 eGroupWare API *
* http://www.egroupware.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 *
\**************************************************************************/
/* $Id$ */
if (empty($GLOBALS['phpgw_info']['server']['account_repository']))
{
if (!empty($GLOBALS['phpgw_info']['server']['auth_type']))
{
$GLOBALS['phpgw_info']['server']['account_repository'] = $GLOBALS['phpgw_info']['server']['auth_type'];
}
else
{
$GLOBALS['phpgw_info']['server']['account_repository'] = 'sql';
}
}
include_once(PHPGW_API_INC . '/class.accounts_' . $GLOBALS['phpgw_info']['server']['account_repository'] . '.inc.php');
/*
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();
// enables the session-cache
var $use_session_cache = True;
/**************************************************************************\
* 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='')
{
// enable the caching in the session onyl for ldap
$this->use_session_cache = $GLOBALS['phpgw_info']['server']['account_repository'] == 'ldap';
$this->db = $GLOBALS['phpgw']->db;
if($account_id != '')
{
$this->account_id = get_account_id($account_id);
}
if($account_type != '')
{
$this->account_type = $account_type;
}
$this->query_types = array(
'all' => 'all fields',
'firstname' => 'firstname',
'lastname' => 'lastname',
'lid' => 'LoginID',
'email' => 'email',
'start' => 'start with',
'exact' => 'exact',
);
$this->accounts_(); // call constructor of extended class
$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'
);
$this->xmlrpc_methods[] = array(
'name' => 'id2name',
'description' => 'Cross reference account_id with account_lid'
);
}
/**
* Sets up the account-data cache
*
* The cache is shared between all instances of the account-class and it can be save in the session,
* if use_session_cache is set to True
*/
function setup_cache()
{
if ($this->use_session_cache && // are we supposed to use a session-cache
!@$GLOBALS['phpgw_info']['accounts']['session_cache_setup'] && // is it already setup
// is the account-class ready (startup !)
is_object($GLOBALS['phpgw']->session) && $GLOBALS['phpgw']->session->account_id)
{
// setting up the session-cache
$GLOBALS['phpgw_info']['accounts']['cache'] = $GLOBALS['phpgw']->session->appsession('accounts_cache','phpgwapi');
$GLOBALS['phpgw_info']['accounts']['session_cache_setup'] = True;
//echo "accounts::setup_cache() cache=<pre>".print_r($GLOBALS['phpgw_info']['accounts']['cache'],True)."</pre>\n";
}
if (!isset($this->cache))
{
$this->cache = &$GLOBALS['phpgw_info']['accounts']['cache'];
}
}
/**
* Saves the account-data cache in the session
*
* Gets called from common::phpgw_final()
*/
function save_session_cache()
{
if ($this->use_session_cache && // are we supposed to use a session-cache
$GLOBALS['phpgw_info']['accounts']['session_cache_setup'] && // is it already setup
// is the account-class ready (startup !)
is_object($GLOBALS['phpgw']->session))
{
$GLOBALS['phpgw']->session->appsession('accounts_cache','phpgwapi',$GLOBALS['phpgw_info']['accounts']['cache']);
}
}
/**
* Searches / lists accounts: users and/or groups
*
* @param $param['type'] string/int 'accounts', 'groups', 'owngroups' (groups the user is a member of), 'both'
* or integer group-id for a list of members of that group
* @param $param['start'] int first account to return (returns offset or max_matches entries) or all if not set
* @param $param['sort'] string column to sort after, default account_lid if unset
* @param $param['order'] string 'ASC' or 'DESC', default 'DESC' if not set
* @param $param['query'] string to search for, no search if unset or empty
* @param $param['query_type'] string:
* 'all' - query all fields for containing $param[query]
* 'start' - query all fields starting with $param[query]
* 'exact' - query all fields for exact $param[query]
* 'lid','firstname','lastname','email' - query only the given field for containing $param[query]
* @param $param['app'] string with an app-name, to limit result on accounts with run-right for that app
* @param $param['offset'] int - number of matches to return if start given, default use the value in the prefs
* @return array with uid / data pairs, data is an array with account_id, account_lid, account_firstname,
* account_lastname, person_id (id of the linked addressbook entry), account_status, account_expires, account_primary_group
*/
function search($param)
{
//echo "<p>accounts::search(".print_r($param,True).")</p>\n";
$this->setup_cache();
$account_search = &$this->cache['account_search'];
$serial = serialize($param);
if (isset($account_search[$serial]))
{
$this->total = $account_search[$serial]['total'];
}
elseif (function_exists('accounts_::search')) // implements its on search function ==> use it
{
$account_search[$serial]['data'] = accounts_::search($param);
$account_search[$serial]['total'] = $this->total;
}
else
{
$serial2 = $serial;
if (is_numeric($param['type']) || $param['app'] || $param['type'] == 'owngroups') // do we need to limit the search on a group or app?
{
$app = $param['app'];
unset($param['app']);
if (is_numeric($param['type']))
{
$group = (int) $param['type'];
$param['type'] = 'accounts';
}
elseif ($param['type'] == 'owngroups')
{
$group = -1;
$param['type'] = 'groups';
}
$start = $param['start'];
unset($param['start']);
$serial2 = serialize($param);
}
if (!isset($account_search[$serial2])) // check if we already did this general search
{
$account_search[$serial2]['data'] = array();
$accounts = accounts_::get_list($param['type'],$param['start'],$param['sort'],$param['order'],$param['query'],$param['offset'],$param['query_type']);
if (!$accounts) $accounts = array();
foreach($accounts as $data)
{
$account_search[$serial2]['data'][$data['account_id']] = $data;
}
$account_search[$serial2]['total'] = $this->total;
}
else
{
$this->total = $account_search[$serial2]['total'];
}
//echo "accounts_::get_list($param[type],$param[start],$param[sort],$param[order],$param[query],$param[offset],$param[query_type]) returned<pre>".print_r($account_search[$serial2],True)."</pre>\n";
if ($app || $group) // limit the search on accounts with run-rights for app or a group
{
$valid = array();
if ($app)
{
$valid = $this->split_accounts($app,$param['type'] == 'both' ? 'merge' : $param['type']);
}
if ($group)
{
$members = $group > 0 ? $GLOBALS['phpgw']->acl->get_ids_for_location($group, 1, 'phpgw_group') :
$GLOBALS['phpgw']->acl->get_location_list_for_id('phpgw_group', 1,$GLOBALS['phpgw_info']['user']['account_id']);
if (!$members) $members = array();
$valid = !$app ? $members : array_intersect($valid,$members); // use the intersection
}
//echo "<p>limiting result to app='app' and/or group=$group valid-ids=".print_r($valid,true)."</p>\n";
$offset = $param['offset'] ? $param['offset'] : $GLOBALS['phpgw_info']['user']['preferences']['common']['maxmatchs'];
$stop = $start + $offset;
$n = 0;
$account_search[$serial]['data'] = array();
foreach ($account_search[$serial2]['data'] as $id => $data)
{
if (!in_array($id,$valid))
{
$this->total--;
continue;
}
// now we have a valid entry
if (!is_int($start) || $start <= $n && $n < $stop)
{
$account_search[$serial]['data'][$id] = $data;
}
$n++;
}
$account_search[$serial]['total'] = $this->total;
}
}
//echo "<p>accounts::search('$serial')=<pre>".print_r($account_search[$serial]['data'],True).")</pre>\n";
return $account_search[$serial]['data'];
}
function get_list($_type='both',$start = '',$sort = '', $order = '', $query = '', $offset = '',$query_type='')
{
//echo "<p>accounts::get_list(".print_r($_type,True).",start='$start',sort='$sort',order='$order',query='$query',offset='$offset')</p>\n";
$this->setup_cache();
$account_list = &$this->cache['account_list'];
// For XML-RPC
if (is_array($_type))
{
$p = $_type;
$_type = $p['type'];
$start = $p['start'];
$order = $p['order'];
$query = $p['query'];
$offset = $p['offset'];
$query_type = $p['query_type'];
}
else
{
$p = array(
'type' => $_type,
'start' => $start,
'order' => $order,
'query' => $query,
'offset' => $offset,
'query_type' => $query_type ,
);
}
$serial = serialize($p);
if (isset($account_list[$serial]))
{
$this->total = $account_list[$serial]['total'];
}
else
{
$account_list[$serial]['data'] = accounts_::get_list($_type,$start,$sort,$order,$query,$offset,$query_type);
$account_list[$serial]['total'] = $this->total;
}
return $account_list[$serial]['data'];
}
function is_expired()
{
if ($this->data['expires'] != -1 && $this->data['expires'] < time())
{
return True;
}
else
{
return False;
}
}
/**
* Invalidate the cache (or parts of it) after change in $account_id
*
* Atm simplest approach - delete it all ;-)
*/
function cache_invalidate($account_id)
{
//echo "<p>accounts::cache_invalidate($account_id)</p>\n";
$GLOBALS['phpgw_info']['accounts']['cache'] = array();
}
function save_repository()
{
$this->cache_invalidate($this->account_id);
accounts_::save_repository();
}
function delete($accountid)
{
$this->cache_invalidate($accountid);
accounts_::delete($accountid);
// delete all acl_entries belonging to that user or group
$GLOBALS['phpgw']->acl->delete($accountid);
}
function create($account_info,$default_prefs=True)
{
$account_id = accounts_::create($account_info,$default_prefs);
$this->cache_invalidate($account_id);
return $account_id;
}
function read_repository()
{
$this->setup_cache();
$account_data = &$this->cache['account_data'];
if (isset($account_data[$this->account_id]))
{
return $this->data = $account_data[$this->account_id];
}
return $account_data[$this->account_id] = accounts_::read_repository();
}
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 = '')
{
$this->setup_cache();
$membership_list = &$this->cache['membership_list'];
$account_id = get_account_id($accountid);
if (isset($membership_list[$account_id]))
{
return $membership_list[$account_id];
}
$security_equals = Array();
$security_equals = $GLOBALS['phpgw']->acl->get_location_list_for_id('phpgw_group', 1, $account_id);
if ($security_equals == False)
{
return $membership_list[$account_id] = False;
}
$this->memberships = Array();
for ($idx=0; $idx<count($security_equals); $idx++)
{
$groups = (int)$security_equals[$idx];
$this->memberships[] = Array('account_id' => $groups, 'account_name' => $this->id2name($groups));
}
return $membership_list[$account_id] = $this->memberships;
}
function member($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 = $this->id2name((int)$security_equals[$idx]);
$this->members[] = Array('account_id' => (int)$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 $account_type (optional, default to 'u')
*/
// NOTE: to my knowledge this is not used any more RalfBecker 2004/06/15
function get_nextid($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';
}
$nextid = (int)$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))
{
$nextid = (int)$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))
{
$nextid = (int)$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;
}
/**
* splits users and groups from a array of id's or the accounts with run-rights for a given app-name
*
* @param $app_users array of user-id's or app-name (if you use app-name the result gets cached!)
* @param $use string what should be returned only an array with id's of either 'accounts' or 'groups'.
* Or an array with arrays for 'both' under the keys 'groups' and 'accounts' or 'merge' for accounts
* and groups merged into one array
* @return see $use
*/
function split_accounts($app_users,$use='both')
{
if (!is_array($app_users))
{
$this->setup_cache();
$cache = &$this->cache['account_split'][$app_user];
if (is_array($cache))
{
return $cache;
}
$app_users = $GLOBALS['phpgw']->acl->get_ids_for_location('run',1,$app_users);
}
$accounts = array(
'accounts' => array(),
'groups' => array(),
);
foreach($app_users as $id)
{
$type = $GLOBALS['phpgw']->accounts->get_type($id);
if($type == 'g')
{
$accounts['groups'][$id] = $id;
foreach($GLOBALS['phpgw']->acl->get_ids_for_location($id,1,'phpgw_group') as $id)
{
$accounts['accounts'][$id] = $id;
}
}
else
{
$accounts['accounts'][$id] = $id;
}
}
// not sure why they need to be sorted, but we need to remove the keys anyway
sort($accounts['groups']);
sort($accounts['accounts']);
if (isset($cache))
{
$cache = $accounts;
}
//echo "<p>accounts::split_accounts(".print_r($app_users,True).",'$use') = <pre>".print_r($accounts,True)."</pre>\n";
switch($use)
{
case 'both':
return $accounts;
case 'groups':
return $accounts['groups'];
case 'accounts':
return $accounts['accounts'];
case 'merge':
return array_merge($accounts['accounts'],$accounts['groups']);
}
return False;
}
/**
* phpgw compatibility function, better use split_accounts
*/
function return_members($accounts)
{
$arr = $this->split_accounts($accounts);
return array(
'users' => $arr['accounts'],
'groups' => $arr['groups'],
);
}
function name2id($name,$which='account_lid')
{
$this->setup_cache();
$name_list = &$this->cache['name_list'];
if(@isset($name_list[$which][$name]) && $name_list[$which][$name])
{
return $name_list[$which][$name];
}
/* Don't bother searching for empty account_lid */
if(empty($name))
{
return False;
}
return $name_list[$which][$name] = accounts_::name2id($name,$which);
}
function id2name($account_id,$which='account_lid')
{
$this->setup_cache();
$id_list = &$this->cache['id_list'];
if (! $account_id)
{
return False;
}
if($id_list[$account_id][$which])
{
return $id_list[$account_id][$which];
}
return $id_list[$account_id][$which] = accounts_::id2name($account_id,$which);
}
function get_type($accountid)
{
$this->setup_cache();
$account_type = &$this->cache['account_type'];
$account_id = get_account_id($accountid);
if (isset($this->account_type) && $account_id == $this->account_id)
{
return $this->account_type;
}
if(@isset($account_type[$account_id]) && @$account_type[$account_id])
{
return $account_type[$account_id];
}
elseif($account_id == '')
{
return False;
}
return $account_type[$account_id] = accounts_::get_type($account_id);
}
function get_account_name($accountid,&$lid,&$fname,&$lname)
{
$this->setup_cache();
$account_name = &$this->cache['account_name'];
$account_id = get_account_id($accountid);
if(isset($account_name[$account_id]))
{
$lid = $account_name[$account_id]['lid'];
$fname = $account_name[$account_id]['fname'];
$lname = $account_name[$account_id]['lname'];
return $account_name[$account_id] !== False;
}
$Ok = accounts_::get_account_name($accountid,$lid,$fname,$lname);
$account_name[$account_id] = array(
'lid' => $lid,
'fname' => $fname,
'lname' => $lname,
);
return $Ok;
}
function get_account_data($account_id)
{
$this->account_id = $account_id;
$this->read_repository();
$data[$this->data['account_id']]['lid'] = $this->data['account_lid'];
$data[$this->data['account_id']]['firstname'] = $this->data['firstname'];
$data[$this->data['account_id']]['lastname'] = $this->data['lastname'];
$data[$this->data['account_id']]['fullname'] = $this->data['fullname'];
$data[$this->data['account_id']]['type'] = $this->data['account_type'];
return $data;
}
}
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