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egroupware/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 *
\**************************************************************************/
/* $Id$ */
/*!
@class preferences
@abstract preferences class used for setting application preferences
@discussion Author: none yet
*/
class preferences
{
/*! @var account_id */
var $account_id;
/*! @var account_type */
var $account_type;
/*! @var data */
var $data = array();
/*! @var db */
var $db;
/**************************************************************************\
* Standard constructor for setting $this->account_id *
\**************************************************************************/
/*!
@function preferences
@abstract Standard constructor for setting $this->account_id
@discussion Author:
*/
function preferences($account_id = '')
{
$this->db = $GLOBALS['phpgw']->db;
$this->account_id = get_account_id($account_id);
}
/**************************************************************************\
* These are the standard $this->account_id specific functions *
\**************************************************************************/
/*!
@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->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();
$pref_info = $this->db->f('preference_value');
$this->data = unserialize($pref_info);
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] = $value;
}
}
}
/* This is to supress warnings during login */
if (is_array($this->data))
{
reset ($this->data);
}
// This is to supress warnings durring login
if (is_array($this->data))
{
reset($this->data);
}
return $this->data;
}
/*!
@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;
}
/*!
@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;
}
/*!
@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, $var = '')
{
if (is_string($var) && $var == '')
{
// $this->data[$app_name] = array();
unset($this->data[$app_name]);
}
else
{
unset($this->data[$app_name][$var]);
}
reset ($this->data);
return $this->data;
}
/*!
@function save_repository
@abstract save the the preferences to the repository
@discussion
*/
function save_repository($update_session_info = False)
{
$temp_data = $this->data;
if (! $GLOBALS['phpgw']->acl->check('session_only_preferences',1,'preferences'))
{
$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__);
$this->db->transaction_commit();
}
else
{
$GLOBALS['phpgw_info']['user']['preferences'] = $this->data;
$GLOBALS['phpgw']->session->save_repositories();
}
if ($GLOBALS['phpgw_info']['server']['cache_phpgw_info'] && $this->account_id == $GLOBALS['phpgw_info']['user']['account_id'])
{
$GLOBALS['phpgw']->session->read_repositories(False);
}
return $temp_data;
}
function create_defaults($account_id)
{
$this->db->query("select * from phpgw_preferences where preference_owner='-2'",__LINE__,__FILE__);
$this->db->next_record();
$this->db->query("insert into phpgw_preferences values ('$account_id','"
. $this->db->f('preference_value') . "')",__LINE__,__FILE__);
}
/*!
@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 = True)
{
return $this->save_repository($update_session_info);
}
/**************************************************************************\
* These are the non-standard $this->account_id specific functions *
\**************************************************************************/
/*!
@function verify_basic_settings
@abstract verify basic settings
@discussion
*/
function verify_basic_settings()
{
if (gettype($GLOBALS['phpgw_info']['user']['preferences']) != 'array')
{
$GLOBALS['phpgw_info']['user']['preferences'] = array();
}
/* This takes care of new users who dont have proper default prefs setup */
if (!isset($GLOBALS['phpgw_info']['flags']['nocommon_preferences']) ||
!$GLOBALS['phpgw_info']['flags']['nocommon_preferences'])
{
$preferences_update = False;
if (!isset($GLOBALS['phpgw_info']['user']['preferences']['common']['maxmatchs']) ||
!$GLOBALS['phpgw_info']['user']['preferences']['common']['maxmatchs'])
{
$this->add('common','maxmatchs',15);
$preferences_update = True;
}
if (!isset($GLOBALS['phpgw_info']['user']['preferences']['common']['theme']) ||
!$GLOBALS['phpgw_info']['user']['preferences']['common']['theme'])
{
$this->add('common','theme','default');
$preferences_update = True;
}
if (!isset($GLOBALS['phpgw_info']['user']['preferences']['common']['template_set']) ||
!$GLOBALS['phpgw_info']['user']['preferences']['common']['template_set'])
{
$this->add('common','template_set','default');
$preferences_update = True;
}
if (!isset($GLOBALS['phpgw_info']['user']['preferences']['common']['dateformat']) ||
!$GLOBALS['phpgw_info']['user']['preferences']['common']['dateformat'])
{
$this->add('common','dateformat','m/d/Y');
$preferences_update = True;
}
if (!isset($GLOBALS['phpgw_info']['user']['preferences']['common']['timeformat']) ||
!$GLOBALS['phpgw_info']['user']['preferences']['common']['timeformat'])
{
$this->add('common','timeformat',12);
$preferences_update = True;
}
if (!isset($GLOBALS['phpgw_info']['user']['preferences']['common']['lang']) ||
!$GLOBALS['phpgw_info']['user']['preferences']['common']['lang'])
{
$this->add('common','lang',$GLOBALS['phpgw']->common->getPreferredLanguage());
$preferences_update = True;
}
if ($preferences_update)
{
$this->save_repository();
}
unset($preferences_update);
}
}
/*!
@function get_mailsvr_port
@abstract get_mailsvr_port
@discussion This will generate the appropriate port number to access a
mail server of type pop3, pop3s, imap, imaps users value from
$phpgw_info['user']['preferences']['email']['mail_port'].
if that value is not set, it generates a default port for the given
$server_type
@param $prefs - any user preferences
*/
function get_mailsvr_port($prefs)
{
/*// UNCOMMENT WHEN mail_port IS A REAL, USER SET OPTION
// first we try the port number supplied in preferences
if ( (isset($prefs['email']['mail_port']))
&& ($prefs['email']['mail_port'] != '') )
{
$port_number = $prefs['email']['mail_port'];
}
// preferences does not have a port number, generate a default value
else
{
*/
switch($prefs['email']['mail_server_type'])
{
case 'imaps': // IMAP over SSL
$port_number = 993;
break;
case 'pop3s': // POP3 over SSL
$port_number = 995;
break;
case 'pop3': // POP3 normal connection, No SSL
// ( same string as normal imap above)
$port_number = 110;
break;
case 'nntp': // NNTP news server port
$port_number = 119;
break;
case 'imap': // IMAP normal connection, No SSL
default: // UNKNOWN SERVER in Preferences, return a
// default value that is likely to work
// probably should raise some kind of error here
$port_number = 143;
break;
}
// set the preference string, since it was not set and that's why we are here
//$prefs['email']['mail_port'] = $port_number;
// UNCOMMENT WHEN mail_port IS A REAL, USER SET OPTION
//}
return $port_number;
}
/*!
@function create_email_preferences
@abstract create email preferences
@discussion This fills the global $phpgw_info array with the required email preferences for this user
@param $account_id -optional defaults to : phpgw_info['user']['account_id']
*/
function create_email_preferences($accountid='')
{
$default_trash_folder = 'Trash';
$default_sent_folder = 'Sent';
$account_id = get_account_id($accountid);
// If the current user is not the request user, grab the preferences
// and reset back to current user.
if($account_id != $this->account_id)
{
// Temporarily store the values to a temp, so when the
// read_repository() is called, it doesn't destory the
// current users settings.
$temp_account_id = $this->account_id;
$temp_data = $this->data;
// Grab the new users settings, only if they are not the
// current users settings.
$this->account_id = $account_id;
$prefs = $this->read_repository();
// Reset the data to what it was prior to this call
$this->account_id = $temp_account_id;
$this->data = $temp_data;
}
else
{
$prefs = $this->data;
}
// Add default preferences info
if (!isset($prefs['email']['userid']))
{
if ($GLOBALS['phpgw_info']['server']['mail_login_type'] == 'vmailmgr')
{
$prefs['email']['userid'] = $GLOBALS['phpgw']->accounts->id2name($account_id)
. '@' . $GLOBALS['phpgw_info']['server']['mail_suffix'];
}
else
{
$prefs['email']['userid'] = $GLOBALS['phpgw']->accounts->id2name($account_id);
}
}
// Set Server Mail Type if not defined
if (empty($GLOBALS['phpgw_info']['server']['mail_server_type']))
{
$GLOBALS['phpgw_info']['server']['mail_server_type'] = 'imap';
}
if (!isset($prefs['email']['address']))
{
$prefs['email']['address'] = $GLOBALS['phpgw']->accounts->id2name($account_id)
. '@' . $GLOBALS['phpgw_info']['server']['mail_suffix'];
}
if (!isset($prefs['email']['mail_server']))
{
$prefs['email']['mail_server'] = $GLOBALS['phpgw_info']['server']['mail_server'];
}
if (!isset($prefs['email']['mail_server_type']))
{
$prefs['email']['mail_server_type'] = $GLOBALS['phpgw_info']['server']['mail_server_type'];
}
if (!isset($prefs['email']['imap_server_type']))
{
$prefs['email']['imap_server_type'] = $GLOBALS['phpgw_info']['server']['imap_server_type'];
}
// ==== UWash Mail Folder Location used to be "mail", now it's changeable, but keep the
// ==== default to "mail" so upgrades happen transparently
// --- TEMP MAKE DEFAULT UWASH MAIL FOLDER ~/mail (a.k.a. $HOME/mail)
$GLOBALS['phpgw_info']['server']['mail_folder'] = 'mail';
// --- DELETE THE ABOVE WHEN THIS OPTION GETS INTO THE SYSTEM SETUP
// pick up custom "mail_folder" if it exists (used for UWash and UWash Maildor servers)
// else use the system default (which we temporarily hard coded to "mail" just above here)
// because of the way this option works, an empty string IS ACTUALLY a valid value
// which represents the $HOME/* as the UWash mail files location
// THERFOR we must check the "Use_custom_setting" option to help us figure out what to do
if (!isset($prefs['email']['use_custom_settings']))
{
// we are NOT using custom settings so this MUST be the server default
$prefs['email']['mail_folder'] = $GLOBALS['phpgw_info']['server']['mail_folder'];
}
else
{
// we ARE using custom settings AND a BLANK STRING is a valid option, so...
if ((isset($prefs['email']['mail_folder']))
&& ($prefs['email']['mail_folder'] != ''))
{
// using custom AND an string exists, so "mail_folder" is that string stored in the custom prefs by the user
// DO NOTING - VALID OPTION VALUE for $prefs['email']['mail_folder']
}
else
{
// using Custom Prefs BUT this text box was left empty by the user on submit, so no value stored
// BUT since we are using custom prefs, "mail_folder" MUST BE AN EMPTY STRING
// which is an acceptable, valid preference, overriding any value which may have been set in ["server"]["mail_folder"]
$prefs['email']['mail_folder'] = '';
}
}
// This is going to be used to switch to the nntp class
if ((isset($GLOBALS['phpgw_info']['flags']['newsmode'])
&& $GLOBALS['phpgw_info']['flags']['newsmode']))
{
$prefs['email']['mail_server_type'] = 'nntp';
}
// These sets the mail_port server variable
$prefs['email']['mail_port'] = $this->get_mailsvr_port($prefs);
// if the option to use the Trash folder is ON, make sure a proper name is specified
if (isset($prefs['email']['use_trash_folder']))
{
if ((!isset($prefs['email']['trash_folder_name']))
|| ($prefs['email']['trash_folder_name'] == ''))
{
$prefs['email']['trash_folder_name'] = $default_trash_folder;
}
}
// if the option to use the sent folder is ON, make sure a proper name is specified
if (isset($prefs['email']['use_sent_folder']))
{
if ((!isset($prefs['email']['sent_folder_name']))
|| ($prefs['email']['sent_folder_name'] == ''))
{
$prefs['email']['sent_folder_name'] = $default_sent_folder;
}
}
// SANITY CHECK - is it possible to use Trash and Sent folders - i.e. using IMAP server
// if not - force settings to false
if (($prefs['email']['mail_server_type'] != 'imap')
&& ($prefs['email']['mail_server_type'] != 'imaps'))
{
if (isset($prefs['email']['use_sent_folder']))
{
unset($prefs['email']['use_sent_folder']);
}
if (isset($prefs['email']['use_trash_folder']))
{
unset($prefs['email']['use_trash_folder']);
}
}
// Layout Template Preference
// layout 1 = default ; others are prefs
if (!isset($prefs['email']['layout']))
{
$prefs['email']['layout'] = 1;
}
// force seeting here to test stuff
//$prefs['email']['layout'] = 1;
//$prefs['email']['layout'] = 2;
// DEBUG
//echo "<br>prefs['email']: <br>"
// .'<pre>'.serialize($prefs['email']) .'</pre><br>';
return $prefs;
}
} /* end of preferences class */
?>
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