egroupware_official/phpgwapi/inc/class.translation_sql.inc.php

169 lines
6.1 KiB
PHP

<?php
/**************************************************************************\
* phpGroupWare API - Translation class for SQL *
* This file written by Joseph Engo <jengo@phpgroupware.org> *
* and Dan Kuykendall <seek3r@phpgroupware.org> *
* and Miles Lott <milosch@phpgroupware.org> *
* Handles multi-language support using SQL *
* 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 *
\**************************************************************************/
/* $Id$ */
// define the maximal length of a message_id, all message_ids have to be unique
// in this length, our column is varchar 255, but addslashes might add some length
if (!defined('MAX_MESSAGE_ID_LENGTH'))
{
define('MAX_MESSAGE_ID_LENGTH',230);
}
class translation
{
var $lang = array();
var $userlang = '';
var $currentapp = '';
var $loaded = False;
var $translator_helper = '*';
/*!
@function translation
@abstract class constructor - sets class vars for currentapp and user lang preference
@discussion User lang defaults to 'en'.
*/
function translation()
{
if(isset($GLOBALS['phpgw_info']['user']['preferences']['common']['lang']) &&
$GLOBALS['phpgw_info']['user']['preferences']['common']['lang'])
{
$this->userlang = $GLOBALS['phpgw_info']['user']['preferences']['common']['lang'];
}
$this->currentapp = $GLOBALS['phpgw_info']['flags']['currentapp'];
}
/*!
@function load_langs
@abstract loads up translations into $this->lang based on currentapp and userlang preference.
@discussion This also loads translations with appname='common' or appname='all'.
*/
function load_langs()
{
if($this->userlang == '')
{
$this->userlang = $GLOBALS['phpgw_info']['user']['preferences']['common']['lang'] ?
$GLOBALS['phpgw_info']['user']['preferences']['common']['lang'] : 'en';
}
$sql = "SELECT message_id,content FROM phpgw_lang WHERE lang LIKE '" . $this->userlang
. "' AND (app_name LIKE '" . $this->currentapp
. "' OR app_name LIKE 'common' OR app_name LIKE 'all') ORDER BY app_name ";
if(strcasecmp($this->currentapp, 'common') > 0)
{
$sql .= 'ASC';
}
else
{
$sql .= 'DESC';
}
$GLOBALS['phpgw']->db->query($sql,__LINE__,__FILE__);
$GLOBALS['phpgw']->db->next_record();
$count = $GLOBALS['phpgw']->db->num_rows();
for($idx = 0; $idx < $count; ++$idx)
{
$this->lang[strtolower($GLOBALS['phpgw']->db->f('message_id'))] = $GLOBALS['phpgw']->db->f('content');
$GLOBALS['phpgw']->db->next_record();
}
/* Done stuffing the array. If someone prefers to have $GLOBALS['lang'] set to this as before,
it could be done here. - $GLOBALS['lang'] = $this->lang;
*/
$this->loaded = True;
}
/*!
@function translate
@abstract Return the translated string from $this->lang, if it exists. If no translation exists, return the same string with an asterisk.
@discussion This should be called from the global function lang(), not directly.
@syntax translate('translate %1',array('replacement')); OR translate('translate this');
@example translate('translate this %1', array('lang entry')); returns 'Translate this Lang Entry' or 'translate this lang %1*'
*/
function translate($key,$vars=False)
{
if(!$vars)
{
$vars = array();
}
$ret = $key;
$_key = trim(substr(strtolower($key),0,MAX_MESSAGE_ID_LENGTH));
if(!@isset($this->lang[$_key]) && !$this->loaded)
{
$this->load_langs();
}
$ret = @isset($this->lang[$_key]) ? $this->lang[$_key] : $key . $this->translator_helper;
$ndx = 1;
while(list($key,$val) = each($vars))
{
$ret = preg_replace( "/%$ndx/", $val, $ret );
++$ndx;
}
return $ret;
}
/*!
@function add_app
@abstract Add an additional app's translations to $this->lang
*/
function add_app($app)
{
$sql = "SELECT message_id,content FROM phpgw_lang WHERE lang LIKE '" . $this->userlang
. "' AND app_name LIKE '" . $app . "'";
$GLOBALS['phpgw']->db->query($sql,__LINE__,__FILE__);
$GLOBALS['phpgw']->db->next_record();
$count = $GLOBALS['phpgw']->db->num_rows();
for($idx = 0; $idx < $count; ++$idx)
{
$this->lang[strtolower($GLOBALS['phpgw']->db->f('message_id'))] = $GLOBALS['phpgw']->db->f('content');
$GLOBALS['phpgw']->db->next_record();
}
}
/*!
@function get_installed_langs
@returns array of installed langs, in the form eg. 'de' => 'German'
*/
function get_installed_langs()
{
$GLOBALS['phpgw']->db->query("SELECT DISTINCT l.lang,ln.lang_name FROM phpgw_lang l,phpgw_languages ln WHERE l.lang = ln.lang_id",__LINE__,__FILE__);
if (!$GLOBALS['phpgw']->db->num_rows())
{
return False;
}
while ($GLOBALS['phpgw']->db->next_record())
{
$langs[$GLOBALS['phpgw']->db->f('lang')] = $GLOBALS['phpgw']->db->f('lang_name');
}
return $langs;
}
}