mirror of
https://github.com/EGroupware/egroupware.git
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257 lines
8.4 KiB
PHP
257 lines
8.4 KiB
PHP
<?php
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/**************************************************************************\
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* eGroupWare API - Translation class for phpgw lang files *
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* This file written by Miles Lott <milosch@phpgroupware.org> *
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* Handles multi-language support using flat files *
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* -------------------------------------------------------------------------*
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* This library is part of the eGroupWare API *
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* http://www.egroupware.org/api *
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* ------------------------------------------------------------------------ *
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* This library is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU Lesser General Public License as published by *
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* the Free Software Foundation; either version 2.1 of the License, *
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* or any later version. *
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* This library is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
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* See the GNU Lesser General Public License for more details. *
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* You should have received a copy of the GNU Lesser General Public License *
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* along with this library; if not, write to the Free Software Foundation, *
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
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\**************************************************************************/
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/* $Id$ */
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// This should be considered experimental. It works, at the app level.
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// But, for admin and prefs it really slows things down. See the note
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// in the translate() function.
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// To use, set $GLOBALS['phpgw_info']['server']['translation_system'] = 'file'; in
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// class.translation.inc.php
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class translation
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{
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var $langarray; // Currently loaded translations
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var $loaded_apps = array(); // Loaded app langs
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/*!
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@function translate
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@abstract Translate phrase to user selected lang
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@param $key phrase to translate
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@param $vars vars sent to lang function, passed to us
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*/
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function translation($appname='phpgwapi',$loadlang='')
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{
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global $lang;
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if($loadlang)
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{
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$lang = $loadlang;
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}
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$this->add_app($appname,$lang);
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if(!isset($GLOBALS['phpgw_setup']))
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{
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$this->system_charset = $GLOBALS['phpgw_info']['server']['system_charset'];
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}
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else
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{
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$GLOBALS['phpgw']->db->query("SELECT config_value FROM phpgw_config WHERE config_app='phpgwapi' AND config_name='system_charset'",__LINE__,__FILE__);
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if($GLOBALS['phpgw']->db->next_record())
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{
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$this->system_charset = $GLOBALS['phpgw']->db->f(0);
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}
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}
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// load multi-byte-string-extension if needed, and set its internal encodeing to your system_charset
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if($this->system_charset && substr($this->system_charset,0,9) != 'iso-8859-1')
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{
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if($this->mbstring = extension_loaded('mbstring') || @dl(PHP_SHLIB_PREFIX.'mbstring.'.PHP_SHLIB_SUFFIX))
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{
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ini_set('mbstring.internal_encoding',$this->system_charset);
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if(ini_get('mbstring.func_overload') < 7)
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{
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if($warnings) echo "<p>Warning: Please set <b>mbstring.func_overload = 7</b> in your php.ini for useing <b>$this->system_charset</b> as your charset !!!</p>\n";
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}
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}
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else
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{
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if($warnings) echo "<p>Warning: Please get and/or enable the <b>mbstring extension</b> in your php.ini for useing <b>$this->system_charset</b> as your charset, we are defaulting to <b>iconv</b> for now !!!</p>\n";
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}
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}
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}
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function init()
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{
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// post-nuke and php-nuke are using $GLOBALS['lang'] too
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// but not as array!
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// this produces very strange results
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if (!is_array($GLOBALS['lang']))
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{
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$GLOBALS['lang'] = array();
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}
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if ($GLOBALS['phpgw_info']['user']['preferences']['common']['lang'])
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{
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$this->userlang = $GLOBALS['phpgw_info']['user']['preferences']['common']['lang'];
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}
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$this->add_app('common');
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if (!count($GLOBALS['lang']))
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{
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$this->userlang = 'en';
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$this->add_app('common');
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}
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$this->add_app($GLOBALS['phpgw_info']['flags']['currentapp']);
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}
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/*
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@function charset
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@abstract returns the charset to use (!$lang) or the charset of the lang-files or $lang
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*/
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function charset($lang=False)
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{
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if($lang)
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{
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if(!isset($this->charsets[$lang]))
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{
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$GLOBALS['phpgw']->db->query("SELECT content FROM phpgw_lang WHERE lang='$lang' AND message_id='charset' AND app_name='common'",__LINE__,__FILE__);
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$this->charsets[$lang] = $GLOBALS['phpgw']->db->next_record() ? strtolower($GLOBALS['phpgw']->db->f(0)) : 'iso-8859-1';
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}
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return $this->charsets[$lang];
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}
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if($this->system_charset) // do we have a system-charset ==> return it
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{
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return $this->system_charset;
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}
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// if no translations are loaded (system-startup) use a default, else lang('charset')
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return !is_array($GLOBALS['lang']) ? 'iso-8859-1' : strtolower($this->translate('charset'));
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}
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function isin_array($needle,$haystack)
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{
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while(list($k,$v) = each($haystack))
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{
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if($v == $needle)
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{
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return True;
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}
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}
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return False;
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}
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function translate($key, $vars=False)
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{
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if(!$this->isin_array($GLOBALS['phpgw_info']['flags']['currentapp'],$this->loaded_apps) &&
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$GLOBALS['phpgw_info']['flags']['currentapp'] != 'home')
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{
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//echo '<br>loading app "' . $GLOBALS['phpgw_info']['flags']['currentapp'] . '" for the first time.';
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$this->add_app($GLOBALS['phpgw_info']['flags']['currentapp'],$GLOBALS['lang']);
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}
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elseif($GLOBALS['phpgw_info']['flags']['currentapp'] == 'admin' ||
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$GLOBALS['phpgw_info']['flags']['currentapp'] == 'preferences')
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{
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// This is done because for these two apps, all langs must be loaded.
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// Note we cannot load for navbar, since it would slow down EVERY page.
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// This is true until all common/admin/prefs langs are in the api file only.
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@ksort($GLOBALS['phpgw_info']['apps']);
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while(list($x,$app) = @each($GLOBALS['phpgw_info']['apps']))
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{
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if(!$this->isin_array($app['name'],$this->loaded_apps))
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{
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//echo '<br>loading app "' . $app['name'] . '" for the first time.';
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$this->add_app($app['name'],$GLOBALS['lang']);
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}
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}
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}
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if(!$vars)
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{
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$vars = array();
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}
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$ret = $key;
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if(isset($this->langarray[strtolower($key)]) && $this->langarray[strtolower($key)])
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{
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$ret = $this->langarray[strtolower($key)];
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}
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else
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{
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$ret = $key."*";
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}
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$ndx = 1;
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while( list($key,$val) = each( $vars ) )
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{
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$ret = preg_replace( "/%$ndx/", $val, $ret );
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++$ndx;
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}
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return $ret;
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}
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function autoload_changed_langfiles()
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{
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return;
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}
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function drop_langs($appname,$DEBUG=False)
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{
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if($DEBUG)
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{
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echo '<br>drop_langs(): Working on: ' . $appname;
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echo '<br>drop_langs(): Not needed with file-based lang class.';
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}
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}
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function add_langs($appname,$DEBUG=False,$force_langs=False)
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{
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if($DEBUG)
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{
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echo '<br>add_langs(): Working on: ' . $appname;
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echo '<br>add_langs(): Not needed with file-based lang class.';
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}
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}
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/*!
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@function add_app
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@abstract loads all app phrases into langarray
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@param $lang user lang variable (defaults to en)
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*/
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function add_app($app,$lang='')
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{
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define('SEP',filesystem_separator());
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//echo '<br>add_app(): called with app="' . $app . '", lang="' . $userlang . '"';
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if(!isset($lang) || !$lang)
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{
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if(isset($GLOBALS['phpgw_info']['user']['preferences']['common']['lang']) &&
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$GLOBALS['phpgw_info']['user']['preferences']['common']['lang'])
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{
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$userlang = $GLOBALS['phpgw_info']['user']['preferences']['common']['lang'];
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}
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else
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{
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$userlang = 'en';
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}
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}
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else
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{
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$userlang = $lang;
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}
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$fn = PHPGW_SERVER_ROOT . SEP . $app . SEP . 'setup' . SEP . 'phpgw_' . $userlang . '.lang';
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if(!file_exists($fn))
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{
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$fn = PHPGW_SERVER_ROOT . SEP . $app . SEP . 'setup' . SEP . 'phpgw_en.lang';
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}
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if(file_exists($fn))
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{
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$fp = fopen($fn,'r');
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while($data = fgets($fp,8000))
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{
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list($message_id,$app_name,$null,$content) = explode("\t",$data);
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//echo '<br>add_app(): adding phrase: $this->langarray["'.$message_id.'"]=' . trim($content);
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$this->langarray[$message_id] = trim($content);
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}
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fclose($fp);
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}
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// stuff class array listing apps that are included already
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$this->loaded_apps[] = $app;
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}
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}
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?>
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