CI framework-lang.php of core files (load language packs)

<?phpif( !defined(' BasePath '))Exit(' No Direct script access allowed ');classCi_lang {var $language=Array(); var $is _loaded=Array(); function__construct () {Log_message (' Debug ', ' Language Class Initialized '); }    //Load Language Packs    functionLoad$langfile= ",$idiom= ",$return=FALSE,$add _suffix=TRUE,$alt _path= ' ')    {        $langfile=Str_replace('. php ', ',$langfile); if($add _suffix==TRUE)        {            $langfile=Str_replace(' _lang. ', ',$langfile).‘ _lang '; }        $langfile. = '. php '; if(In_array($langfile,$this->is_loaded,TRUE))        {            return; }        $config=&Get_config (); if($idiom= = "')        {            $deft _lang= ( !isset($config[' language '])) ? ' 中文版 ':$config[' Language ']; $idiom= ($deft _lang= = ')? ' 中文版 ':$deft _lang; }        //determine where the language file is and load it        if($alt _path! = ' &&file_exists($alt _path.‘ language/'.$idiom.‘ /‘.$langfile))        {            include($alt _path.‘ language/'.$idiom.‘ /‘.$langfile); }        Else        {            $found=FALSE; foreach(Get_instance ()->load->get_package_paths (TRUE) as $package _path)            {                if(file_exists($package _path.‘ language/'.$idiom.‘ /‘.$langfile))                {                    include($package _path.‘ language/'.$idiom.‘ /‘.$langfile); $found=TRUE;  Break; }            }            if($found!==TRUE) {Show_error (' Unable to load the requested language file:language/'.$idiom.‘ /‘.$langfile); }        }        if( !isset($lang) {log_message (' Error ', ' Language file contains no data:language/'.$idiom.‘ /‘.$langfile); return; }        if($return==TRUE)        {            return $lang; }        $this->is_loaded[] =$langfile; $this->language =Array_merge($this->language,$lang); unset($lang); Log_message (' Debug ', ' Language file loaded:language/'.$idiom.‘ /‘.$langfile); return TRUE; }    //remove a piece of data from the language array    functionLine$line= ' ')    {        $value= ($line= = ' OR!isset($this->language[$line])) ?FALSE:$this->language[$line]; //Because killer robots like unicorns!        if($value===FALSE) {log_message (' Error ', ' Could not find the language line '.$line.‘"‘); }        return $value; }}

CI framework-lang.php of core files (load language packs)