egroupware_official/addressbook/inc/class.bocontacts.inc.php
2006-05-27 03:58:27 +00:00

317 lines
10 KiB
PHP
Executable File

<?php
/**************************************************************************\
* eGroupWare - Adressbook - General business object *
* http://www.egroupware.org *
* Written and (c) 2005 by Cornelius_weiss <egw@von-und-zu-weiss.de> *
* -------------------------------------------- *
* This program is free software; you can redistribute it and/or modify it *
* under the terms of the GNU General Public License as published by the *
* Free Software Foundation; either version 2 of the License, or (at your *
* option) any later version. *
\**************************************************************************/
/* $Id$ */
require_once(EGW_INCLUDE_ROOT.'/addressbook/inc/class.socontacts.inc.php');
/**
* General business object of the adressbook
*
* @package addressbook
* @author Cornelius Weiss <egw@von-und-zu-weiss.de>
* @copyright (c) 2005 by Cornelius Weiss <egw@von-und-zu-weiss.de>
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
*/
class bocontacts extends socontacts
{
/**
* @var $grants array with grants
*/
var $grants;
/**
* @var $user userid of current user
*/
var $user;
/**
* @var int $tz_offset_s offset in secconds between user and server-time,
* it need to be add to a server-time to get the user-time or substracted from a user-time to get the server-time
*/
var $tz_offset_s;
/**
* @var int $now_su actual user (!) time
*/
var $now_su;
/**
* @var array $timestamps timestamps
*/
var $timestamps = array('last_mod');
function bocontacts($contact_app='addressbook')
{
$this->socontacts($contact_app);
$this->grants = $GLOBALS['egw']->acl->get_grants($contact_app);
$this->user = $GLOBALS['egw_info']['user']['account_id'];
$this->tz_offset_s = 3600 * $GLOBALS['egw_info']['user']['preferences']['common']['tz_offset'];
$this->now_su = time() + $this->tz_offset_s;
/* foreach(array(
'so' => $appname. 'soadb',
) as $my => $app_class)
{
list(,$class) = explode('.',$app_class);
if (!is_object($GLOBALS['egw']->$class))
{
$GLOBALS['egw']->$class =& CreateObject($app_class);
}
$this->$my = &$GLOBALS['egw']->$class;
}*/
}
/**
* changes the data from the db-format to your work-format
*
* it gets called everytime when data is read from the db
* This function needs to be reimplemented in the derived class
*
* @param array $data
*/
function db2data($data)
{
// convert timestamps from server-time in the db to user-time
foreach($this->timestamps as $name)
{
if(isset($data[$name]))
{
$data[$name] += $this->tz_offset_s;
}
}
return $data;
}
/**
* changes the data from your work-format to the db-format
*
* It gets called everytime when data gets writen into db or on keys for db-searches
* this needs to be reimplemented in the derived class
*
* @param array $data
*/
function data2db($data)
{
// convert timestamps from user-time to server-time in the db
foreach($this->timestamps as $name)
{
if(isset($data[$name]))
{
$data[$name] -= $this->tz_offset_s;
}
}
return $data;
}
/**
* deletes contact in db
*
* @param mixed &contact contact array from etemplate::exec or id
* @return bool false if all went right
*/
function delete(&$contact)
{
// multiple delete from advanced search
if(isset($contact[0]))
{
foreach($contact as $single)
{
if($this->check_perms(EGW_ACL_DELETE,$single['id']))
{
if(parent::delete($single))
{
$msg .= lang('Something went wrong by deleting %1', $single['n_given'].$single['n_family']);
}
else
{
$GLOBALS['egw']->contenthistory->updateTimeStamp('contacts', $single['id'], 'delete', time());
}
}
else
{
$msg .= lang('You are not permitted to delete contact %1', $single['n_given'].$single['n_family']);
}
}
return $msg;
}
if((isset($contact['id']) && !$this->check_perms(EGW_ACL_DELETE,$contact['id'])) ||
(is_numeric($contact) && !$this->check_perms(EGW_ACL_DELETE,$contact)))
{
$contact['msg'] = lang('You are not permittet to delete this contact');
return 1;
}
if(is_numeric($contact)) $contact = array('id' => $contact);
if(parent::delete($contact))
{
$contact['msg'] = lang('Something went wrong by deleting this contact');
return 1;
}
$GLOBALS['egw']->contenthistory->updateTimeStamp('contacts', $contact['id'], 'delete', time());
return;
}
/**
* saves contact to db
*
* @param array &contact contact array from etemplate::exec
* @return array $contact
* TODO make fullname format choosable at best with selectbox and javascript in edit dialoge
*/
function save(&$contact)
{
// stores if we add or update a entry
$isUpdate = true;
if($contact['id'] && !$this->check_perms(EGW_ACL_EDIT,$contact['id']))
{
$contact['msg'] = lang('You are not permittet to edit this contact');
return $contact;
}
// new contact
if($contact['id'] == 0)
{
$contact['owner'] = $this->user;
// we create a normal contact
$contact['tid'] = 'n';
$isUpdate = false;
}
// convert categories
$contact['cat_id'] = $contact['cat_id'] ? (is_array($contact['cat_id']) ? implode(',',$contact['cat_id']) : $contact['cat_id']) : '';
// last modified
$contact['last_mod'] = $this->now_su;
// only owner can set access status
$contact['access'] = $contact['owner'] == $this->user ? ($contact['private'] ? 'private': 'public') : $contact['access'];
// create fullname
$contact['fn'] = array();
foreach(array('n_prefix','n_given','n_middle','n_family','n_suffix') as $n)
{
if ($contact[$n]) $contact['fn'][] = $contact[$n];
}
$contact['fn'] = implode(' ',$contact['fn']);
// for some bad historical reasons we mainfileds saved in cf :-(((
$contact['#ophone'] = $contact['ophone']; unset($contact['ophone']);
$contact['#address2'] = $contact['address2']; unset($contact['address2']);
$contact['#address3'] = $contact['address3']; unset($contact['address3']);
$error_nr = parent::save($contact);
if(!$error_nr)
{
if($isUpdate) {
$GLOBALS['egw']->contenthistory->updateTimeStamp('contacts', $contact['id'], 'modify', time());
} else {
$GLOBALS['egw']->contenthistory->updateTimeStamp('contacts', $contact['id'], 'add', time());
}
}
// for some bad historical reasons we mainfileds saved in cf :-(((
$contact['ophone'] = $contact['#ophone']; unset($contact['#ophone']);
$contact['address2'] = $contact['#address2']; unset($contact['#address2']);
$contact['address3'] = $contact['#address3']; unset($contact['#address3']);
$contact['msg'] = $error_nr ?
lang('Something went wrong by saving this contact. Errorcode %1',$error_nr) :
lang('Contact saved');
return $contact;
}
/**
* reads contacts matched by key and puts all cols in the data array
*
* @param array $keys array with keys in form internalName => value, may be a scalar value if only one key
* @param string/array $extra_cols string or array of strings to be added to the SELECT, eg. "count(*) as num"
* @param string $join='' sql to do a join, added as is after the table-name, eg. ", table2 WHERE x=y" or
* @return array with data or errormessage
*/
function read($keys,$extra_cols='',$join='')
{
$data = parent::read($keys,$extra_cols,$join);
if (!$data)
{
return lang('something went wrong by reading this contact');
}
if(!$this->check_perms(EGW_ACL_READ,$data))
{
return lang('you are not permittet to view this contact');
}
// convert access into private for historical reasons
$data['private'] = $data['access'] == 'private' ? 1 : 0;
// for some bad historical reasons we mainfileds saved in cf :-(((
$data['ophone'] = $data['#ophone']; unset($data['#ophone']);
$data['address2'] = $data['#address2']; unset($data['#address2']);
$data['address3'] = $data['#address3']; unset($data['#address3']);
return $data;
}
/**
* searches contacts for rows matching searchcriteria
*
* @param array/string $criteria array of key and data cols, OR a SQL query (content for WHERE), fully quoted (!)
* @param boolean/string $only_keys=true True returns only keys, False returns all cols. comma seperated list of keys to return
* @param string $order_by='' fieldnames + {ASC|DESC} separated by colons ',', can also contain a GROUP BY (if it contains ORDER BY)
* @param string/array $extra_cols='' string or array of strings to be added to the SELECT, eg. "count(*) as num"
* @param string $wildcard='' appended befor and after each criteria
* @param boolean $empty=false False=empty criteria are ignored in query, True=empty have to be empty in row
* @param string $op='AND' defaults to 'AND', can be set to 'OR' too, then criteria's are OR'ed together
* @param mixed $start=false if != false, return only maxmatch rows begining with start, or array($start,$num)
* @param array $filter=null if set (!=null) col-data pairs, to be and-ed (!) into the query without wildcards
* @param string $join='' sql to do a join, added as is after the table-name, eg. ", table2 WHERE x=y" or
* "LEFT JOIN table2 ON (x=y)", Note: there's no quoting done on $join!
* @param boolean $need_full_no_count=false If true an unlimited query is run to determine the total number of rows, default false
* @return array of matching rows (the row is an array of the cols) or False
*/
function search($criteria,$only_keys=True,$order_by='',$extra_cols='',$wildcard='',$empty=False,$op='AND',$start=false,$filter=null,$join='',$need_full_no_count=false)
{
$filter = array(
'owner' => array_keys($this->grants),
);
return parent::search($criteria,$only_keys,$order_by,$extra_cols,$wildcard,$empty,$op,$start,$filter,$join,$need_full_no_count);
}
/**
* Checks if the current user has the necessary ACL rights
*
* @param int $needed necessary ACL right: EGW_ACL_{READ|EDIT|DELETE}
* @param mixed $contact contact as array or the contact-id
* @return boolean true permission granted or false for permission denied
*/
function check_perms($needed,&$contact)
{
if (is_array($contact))
{
$owner = $contact['owner'];
$access = $contact['access'];
}
elseif (is_numeric($contact))
{
$read_contact = parent::read($contact);
$owner = $read_contact['owner'];
$access = $read_contact['access'];
}
if($owner == $this->user)
{
return true;
}
$access = $access ? $access : 'public';
return $access == 'private' ? false : $this->grants[$owner] & $needed;
}
}