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 */
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 = False)
{
global $phpgw, $phpgw_info;
$this->db = $phpgw->db;
if ($account_id != False){ $this->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()
{
$this->db->lock("phpgw_preferences");
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$this->db->query("SELECT preference_value FROM phpgw_preferences WHERE preference_owner='".$this->account_id."'",__LINE__,__FILE__);
$this->db->next_record();
$pref_info = $this->db->f("preference_value");
$this->data = Array();
$this->data = unserialize($pref_info);
$this->db->unlock();
// This is to supress warnings durring login
if (gettype($this->data) == "array") {
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 $data array containing user preferences
*/
function read()
{
if (count($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 $value value of the preference
*/
function add($app_name,$var,$value = "")
{
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 $var variable to be deleted
*/
function delete($app_name, $var = "")
{
if ($var == "") {
$this->data[$app_name] = array();
} 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;
if (! $phpgw->acl->check("session_only_preferences",1,"preferences")) {
$this->db->lock("phpgw_preferences");
$this->db->query("delete from phpgw_preferences where preference_owner='" . $this->account_id . "'",__LINE__,__FILE__);
if ($PHP_VERSION < "4.0.0") {
$pref_info = addslashes(serialize($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__);
$this->db->unlock();
}
if ($update_session_info) {
$phpgw_info["user"]["preferences"] = $this->data;
$phpgw->session->save_repositories();
}
return $this->data;
}
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/*!
@function update_data
@abstract update the preferences array
@discussion
@param $data array of preferences
*/
function update_data($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 = False)
{
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, $phpgw_info;
if (gettype($phpgw_info["user"]["preferences"]) != "array") {
$phpgw_info["user"]["preferences"] = array();
}
/* This takes care of new users who dont have proper default prefs setup */
if (! $phpgw_info["flags"]["nocommon_preferences"]) {
if (! $phpgw_info["user"]["preferences"]["common"]["maxmatchs"]) {
$this->add("common","maxmatchs",15);
$preferences_update = True;
}
if (! $phpgw_info["user"]["preferences"]["common"]["theme"]) {
$this->add("common","theme","default");
$preferences_update = True;
}
if (! $phpgw_info["user"]["preferences"]["common"]["template_set"]) {
$this->add("common","template_set","default");
$preferences_update = True;
}
if (! $phpgw_info["user"]["preferences"]["common"]["dateformat"]) {
$this->add("common","dateformat","m/d/Y");
$preferences_update = True;
}
if (! $phpgw_info["user"]["preferences"]["common"]["timeformat"]) {
$this->add("common","timeformat",12);
$preferences_update = True;
}
if (! $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);
}
}
} //end of preferences class
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?>