setConfig(); } /*-------------------------------------------------------------------------------------------------- public methods --------------------------------------------------------------------------------------------------*/ /* */ function set($p=array()) { // echo $default; if ($lang=wakGetVarIn('lang','get_post')) { // lang has been manually specified // registering lang in a cookie $lifetime=isset($this->cfg['cookie_lifetime'])?$this->cfg['cookie_lifetime']:7200; $expire=time()+$lifetime; $path=isset($this->cfg['cookie_path'])?$this->cfg['cookie_path']:'/'; setCookie('lang',$lang,$expire,$path); // echo "setCookie('lang',$lang,$expire,$path);"; } else if ($lang=wakGetVarIn('lang','cookie')) { // lang pref has been registered // all is great, nothing to do } else { // searching for browser setting // searching for browser accepted languages, // searching default amongst proposed languages $accepted=$this->parseHttpAcceptLanguage(); // echo wakaffvar($accepted); $default=NULL; foreach ($accepted as $item) { if (in_array($item['code'],$this->cfg['proposed_languages'])) { $lang=$item['code']; break; } } } if (!isset($lang)) $lang=$this->cfg['default']; // echo $lang; define('LANG',$lang); // echo '

LANG is '.LANG.'

'; return $lang; } /*-------------------------------------------------------------------------------------------------- properties --------------------------------------------------------------------------------------------------*/ // config var $cfg=array( 'default'=>'fr' , 'proposed_languages'=>array('en','fr') , 'cookie_lifetime'=>604800 , 'cookie_path'=>'/' , 'config_file'=>NULL ); /*-------------------------------------------------------------------------------------------------- private methods --------------------------------------------------------------------------------------------------*/ /* */ function parseHttpAcceptLanguage() { // getting http instruction $str=$_SERVER['HTTP_ACCEPT_LANGUAGE']; // exploding accepted languages $langs=explode(',',$str); // creating output list $accepted=array(); foreach ($langs as $lang) { // parsing language preference instructions // 2_digit_code[-longer_code][;q=coefficient] ereg('([a-z]{1,2})(-([a-z0-9]+))?(;q=([0-9\.]+))?',$lang,$found); // 2 digit lang code $code=$found[1]; // lang code complement $morecode=$found[3]; // full lang code $fullcode=$morecode?$code.'-'.$morecode:$code; // coefficient $coef=sprintf('%3.1f',$found[5]?$found[5]:'1'); // for sorting by coefficient $key=$coef.'-'.$code; // adding $accepted[$key]=array('code'=>$code,'coef'=>$coef,'morecode'=>$morecode,'fullcode'=>$fullcode); } // sorting the list by coefficient desc krsort($accepted); return $accepted; } function setConfig($cfg=NULL) { if (!is_array($cfg)) { if (isset($this->config_file)) $iniFile=$this->config_file; else $iniFile='cfg/'.get_class($this).'.config.ini'; // loading ini file if (file_exists($iniFile)) { $cfg=parse_ini_file($iniFile,true);// echo wakaffvar($p); } } // merging it with default parameters if ($cfg) $this->cfg=wakArrayMergeRR($this->cfg, $cfg); return true; } } ?>