egroupware_official/phpgwapi/inc/class.preferences.inc.php

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<?php
/**************************************************************************\
* phpGroupWare API - Preferences *
* This file written by Joseph Engo <jengo@phpgroupware.org> *
* and Mark Peters <skeeter@phpgroupware.org> *
* Manages user preferences *
* Copyright (C) 2000, 2001 Joseph Engo *
* -------------------------------------------------------------------------*
* This library is part of the phpGroupWare API *
* http://www.phpgroupware.org/api *
* ------------------------------------------------------------------------ *
* 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 *
\**************************************************************************/
/* $Id$ */
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/*!
@class preferences
@abstract preferences class used for setting application preferences
@discussion Author: none yet
*/
class preferences
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{
/*! @var account_id */
var $account_id;
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/*! @var account_type */
var $account_type;
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/*! @var data */
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var $data = array();
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/*! @var db */
var $db;
/**************************************************************************\
* Standard constructor for setting $this->account_id *
\**************************************************************************/
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/*!
@function preferences
@abstract Standard constructor for setting $this->account_id
@discussion Author:
*/
function preferences($account_id = '')
{
global $phpgw, $phpgw_info;
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$this->db = $phpgw->db;
$this->account_id = get_account_id($account_id);
}
/**************************************************************************\
* These are the standard $this->account_id specific functions *
\**************************************************************************/
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/*!
@function read_repository
@abstract private - read preferences from the repository
@discussion private function should only be called from within this class
*/
function read_repository()
{
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$this->db->query("SELECT * FROM phpgw_preferences WHERE "
. "preference_owner='" . $this->account_id . "' or "
. "preference_owner='-1' order by preference_owner desc",__LINE__,__FILE__);
$this->db->next_record();
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$pref_info = $this->db->f('preference_value');
$this->data = unserialize($pref_info);
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if ($this->db->next_record())
{
$global_defaults = unserialize($this->db->f('preference_value'));
while (is_array($global_defaults) && list($appname,$values) = each($global_defaults))
{
while (is_array($values) && list($var,$value) = each($values))
{
$this->data[$appname][$var] = $value;
}
}
}
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/* This is to supress warnings during login */
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if (is_array($this->data))
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{
reset ($this->data);
}
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// This is to supress warnings durring login
if (is_array($this->data))
{
reset($this->data);
}
return $this->data;
}
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/*!
@function read
@abstract public - read preferences from repository and stores in an array
@discussion Syntax array read(); <>
Example1: preferences->read();
@result $data array containing user preferences
*/
function read()
{
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if (count($this->data) == 0)
{
$this->read_repository();
}
reset ($this->data);
return $this->data;
}
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/*!
@function add
@abstract add preference to $app_name a particular app
@discussion
@param $app_name name of the app
@param $var name of preference to be stored
@param $value value of the preference
*/
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function add($app_name,$var,$value = '')
{
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if (! $value)
{
global $$var;
$value = $$var;
}
$this->data[$app_name][$var] = $value;
reset($this->data);
return $this->data;
}
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/*!
@function delete
@abstract delete preference from $app_name
@discussion
@param $app_name name of app
@param $var variable to be deleted
*/
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function delete($app_name, $var = '')
{
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if ($var == '')
{
$this->data[$app_name] = array();
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}
else
{
unset($this->data[$app_name][$var]);
}
reset ($this->data);
return $this->data;
}
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/*!
@function save_repository
@abstract save the the preferences to the repository
@discussion
*/
function save_repository($update_session_info = False)
{
global $phpgw, $phpgw_info;
$temp_data = $this->data;
if (! $phpgw->acl->check('session_only_preferences',1,'preferences'))
{
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$this->db->transaction_begin();
$this->db->query("delete from phpgw_preferences where preference_owner='" . $this->account_id
. "'",__LINE__,__FILE__);
if (floor(phpversion()) < 4)
{
$pref_info = addslashes(serialize($this->data));
}
else
{
$pref_info = serialize($this->data);
}
$this->db->query("insert into phpgw_preferences (preference_owner,preference_value) values ('"
. $this->account_id . "','" . $pref_info . "')",__LINE__,__FILE__);
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$this->db->transaction_commit();
}
else
{
$phpgw_info['user']['preferences'] = $this->data;
$phpgw->session->save_repositories();
}
if ($phpgw_info['server']['cache_phpgw_info'] && $this->account_id == $phpgw_info['user']['account_id'])
{
$phpgw->session->read_repositories(False);
}
return $temp_data;
}
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/*!
@function update_data
@abstract update the preferences array
@discussion
@param $data array of preferences
*/
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function update_data($data)
{
reset($data);
$this->data = Array();
$this->data = $data;
reset($this->data);
return $this->data;
}
/* legacy support */
function change($app_name,$var,$value = "")
{
return $this->add($app_name,$var,$value);
}
function commit($update_session_info = True)
{
return $this->save_repository($update_session_info);
}
/**************************************************************************\
* These are the non-standard $this->account_id specific functions *
\**************************************************************************/
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/*!
@function verify_basic_settings
@abstract verify basic settings
@discussion
*/
function verify_basic_settings()
{
global $phpgw, $phpgw_info;
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if (gettype($phpgw_info['user']['preferences']) != 'array')
{
$phpgw_info['user']['preferences'] = array();
}
/* This takes care of new users who dont have proper default prefs setup */
if (!isset($phpgw_info['flags']['nocommon_preferences']) ||
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!$phpgw_info['flags']['nocommon_preferences'])
{
$preferences_update = False;
if (!isset($phpgw_info['user']['preferences']['common']['maxmatchs']) ||
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!$phpgw_info['user']['preferences']['common']['maxmatchs'])
{
$this->add('common','maxmatchs',15);
$preferences_update = True;
}
if (!isset($phpgw_info['user']['preferences']['common']['theme']) ||
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!$phpgw_info['user']['preferences']['common']['theme'])
{
$this->add('common','theme','default');
$preferences_update = True;
}
if (!isset($phpgw_info['user']['preferences']['common']['template_set']) ||
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!$phpgw_info['user']['preferences']['common']['template_set'])
{
$this->add('common','template_set','default');
$preferences_update = True;
}
if (!isset($phpgw_info['user']['preferences']['common']['dateformat']) ||
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!$phpgw_info['user']['preferences']['common']['dateformat'])
{
$this->add('common','dateformat','m/d/Y');
$preferences_update = True;
}
if (!isset($phpgw_info['user']['preferences']['common']['timeformat']) ||
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!$phpgw_info['user']['preferences']['common']['timeformat'])
{
$this->add('common','timeformat',12);
$preferences_update = True;
}
if (!isset($phpgw_info['user']['preferences']['common']['lang']) ||
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!$phpgw_info['user']['preferences']['common']['lang'])
{
$this->add('common','lang',$phpgw->common->getPreferredLanguage());
$preferences_update = True;
}
if ($preferences_update)
{
$this->save_repository();
}
unset($preferences_update);
}
}
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} /* end of preferences class */
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?>