<?
/***************************************************************************
*                            Orca Interactive Forum Script
*                              -----------------
*     begin                : Fr Nov 10 2006
*     copyright            : (C) 2006 BoonEx Group
*     website              : http://www.boonex.com/
* This file is part of Orca - Interactive Forum Script
*
* Orca is free software. This work is licensed under a Creative Commons Attribution 3.0 License. 
* http://creativecommons.org/licenses/by/3.0/
*
* Orca 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 Creative Commons Attribution 3.0 License for more details. 
* You should have received a copy of the Creative Commons Attribution 3.0 License along with Orca, 
* see license.txt file; if not, write to marketing@boonex.com
***************************************************************************/


//  language compiling class

class BxLang
{	
    var $_sLang = 'en';
    var $_sSkin = 'default';
    var $_iVisualProcessing = true;

    function BxLang ($sLang, $sSkin)
    {
        $this->_sLang = $sLang;
        $this->_sSkin = preg_replace ('#_\w{2}$#', '', $sSkin);
    }

    function setVisualProcessing ($i)
    {
        $this->_iVisualProcessing = $i;
    }

    function compile ()
    {   
        $ret =  $this->_copyFromOrig ();

        $this->_cleanJsCache ();        

        return $ret;
    }

    function _cleanJsCache ()
    {
        global $gConf;

        if (isset($gConf['dir']['cache']))
        {
            $d = dir($gConf['dir']['cache']);
           
            while (FALSE !== ($entry = $d->read()))
            {
                if ($entry == '.' || $entry == '..')
                {
                    continue;
                }

                @unlink ($gConf['dir']['cache'] . $entry);
            }

        }
    }

    function _copyFromOrig ()
    {
        global $gConf;

        // copy base
        if (!$this->_fullCopy ($gConf['dir']['layouts'] . 'base', $gConf['dir']['layouts'] . 'base_' . $this->_sLang))
            return false;

        // copy skins
        $sDirSkin = $gConf['dir']['layouts'] . $this->_sSkin;
        if (!$this->_fullCopy ($sDirSkin, $sDirSkin . '_' . $this->_sLang))
            return false;

        // copy classes
        $sDirClasses = preg_replace ('#classes/\w{2}/$#', 'classes/', $gConf['dir']['classes']);
        if (!$this->_fullCopy ($sDirClasses, $sDirClasses . $this->_sLang, false))
            return false;

        // copy javascripts
        $sDirJs = preg_replace ('#js/\w{2}/$#', 'js/', $gConf['dir']['js']);
        if (!$this->_fullCopy ($sDirJs, $sDirJs . $this->_sLang, false))
            return false;

        return true;
    }

    function _replaceVars ($sFilePath)
    {
        $s = $this->_fileGetContents ($sFilePath);

        $sExt = substr($sFilePath, -4);

        if ('.xsl' == $sExt || '.php' == $sExt || '.js' == substr($sFilePath, -3))
        {         
            $this->_replaceLangs ($s);
        }
 
        if ('.xsl' == $sExt || '.php' == $sExt || '.css' == $sExt)
        {           
            $this->_replacePatches ($s);         
        }

        if ('loader.php' == substr($sFilePath, -10))
        {
            $s = str_replace ("'..'","'../..'", $s);
        }

        $this->_filePutContents ($sFilePath, $s);

        if ($this->_iVisualProcessing) 
            echo ".";
    }

    function _replacePatches (&$s)
    {
        $s = str_replace (
            array(
                'base/', 
                $this->_sSkin . '/'
            ), 
            array(
                'base_' . $this->_sLang . '/', 
                $this->_sSkin . '_' . $this->_sLang . '/'
            ),
            $s);            
    }

    function _langReplaceHandler ($m)
    {
        return getLangString($m[1], $this->_sLang);
    }

    function _replaceLangs (&$s)
    {        
        $s = preg_replace_callback ('#\[L\[(.*?)\]\]#', array($this, '_langReplaceHandler'), $s);
    }

    function _fullCopy ($source, $target, $recursively = true)
    {
        if (is_dir($source))
        {
            @mkdir($target, 0755);
            @chmod($target, 0755);
           
            $d = dir($source);
           
            while (FALSE !== ($entry = $d->read()))
            {
                if ($entry == '.' || $entry == '..')
                {
                    continue;
                }
               
                $Entry = $source . '/' . $entry;
                if (is_dir($Entry))
                {
                    if ($recursively)
                    {
                        if (!$this->_fullCopy($Entry, $target . '/' . $entry))
                            return false;
                    }
                }
                else
                {                
                    if (!copy($Entry, $target . '/' . $entry))
                        return false;
                    @chmod($target . '/' . $entry, 0644);
                    $this->_replaceVars ($target . '/' . $entry);
                }
            }
           
            $d->close();
        }
        else
        {            
            if (!copy($source, $target))
                return false;
            @chmod($target, 0644);
            $this->_replaceVars ($target);
        }

        return true;
    }

    function _fileGetContents ($sFilePath)
    {
        return file_get_contents ($sFilePath);
    }

    function _filePutContents ($sFilePath, $s)
    {
        $f = fopen ($sFilePath, 'w');
        if (!$f) return false;
        fwrite ($f, $s);
        fclose($f);
        return true;
    }
}

?>