Subversion-Projekte lars-tiefland.prado

<?php

/**

 * TGettext class file.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the BSD License.

 *

 * Copyright(c) 2004 by Qiang Xue. All rights reserved.

 *

 * To contact the author write to {@link mailto:qiang.xue@gmail.com Qiang Xue}

 * The latest version of PRADO can be obtained from:

 * {@link http://prado.sourceforge.net/}

 *

 * @author Wei Zhuo <weizhuo[at]gmail[dot]com>

 * @version $Revision: 1.4 $  $Date: 2005/01/09 23:36:23 $

 * @package System.I18N.core

 */

// +----------------------------------------------------------------------+

// | PEAR :: File :: Gettext                                              |

// +----------------------------------------------------------------------+

// | This source file is subject to version 3.0 of the PHP license,       |

// | that is available at http://www.php.net/license/3_0.txt              |

// | If you did not receive a copy of the PHP license and are unable      |

// | to obtain it through the world-wide-web, please send a note to       |

// | license@php.net so we can mail you a copy immediately.               |

// +----------------------------------------------------------------------+

// | Copyright (c) 2004 Michael Wallner <mike@iworks.at>                  |

// +----------------------------------------------------------------------+

//

// $Id: TGettext.php 2541 2008-10-21 15:05:13Z qiang.xue $

/**

 * File::Gettext

 *

 * @author      Michael Wallner <mike@php.net>

 * @license     PHP License

 */

/**

 * Use PHPs builtin error messages

 */

//ini_set('track_errors', true);

/**

 * File_Gettext

 *

 * GNU gettext file reader and writer.

 *

 * #################################################################

 * # All protected members of this class are public in its childs. #

 * #################################################################

 *

 * @author      Michael Wallner <mike@php.net>

 * @version     $Revision: 1.4 $

 * @access      public

 * @package System.I18N.core

 */

class TGettext

{

    /**

     * strings

     *

     * associative array with all [msgid => msgstr] entries

     *

     * @access  protected

     * @var     array

    */

    protected $strings = array();

    /**

     * meta

     *

     * associative array containing meta

     * information like project name or content type

     *

     * @access  protected

     * @var     array

     */

    protected $meta = array();

    /**

     * file path

     *

     * @access  protected

     * @var     string

     */

    protected $file = '';

    /**

     * Factory

     *

     * @static

     * @access  public

     * @return  object  Returns File_Gettext_PO or File_Gettext_MO on success

     *                  or PEAR_Error on failure.

     * @param   string  $format MO or PO

     * @param   string  $file   path to GNU gettext file

     */

    function factory($format, $file = '')

    {

        $format = strToUpper($format);

        $filename = dirname(__FILE__).'/'.$format.'.php';

        if(is_file($filename) == false)

        	throw new Exception ("Class file $file not found");

        include_once $filename;

        $class = 'TGettext_' . $format;

        return new $class($file);

    }

    /**

     * poFile2moFile

     *

     * That's a simple fake of the 'msgfmt' console command.  It reads the

     * contents of a GNU PO file and saves them to a GNU MO file.

     *

     * @static

     * @access  public

     * @return  mixed   Returns true on success or PEAR_Error on failure.

     * @param   string  $pofile path to GNU PO file

     * @param   string  $mofile path to GNU MO file

     */

    function poFile2moFile($pofile, $mofile)

    {

        if (!is_file($pofile)) {

            throw new Exception("File $pofile doesn't exist.");

        }

        include_once dirname(__FILE__).'/PO.php';

        $PO = new TGettext_PO($pofile);

        if (true !== ($e = $PO->load())) {

            return $e;

        }

        $MO = $PO->toMO();

        if (true !== ($e = $MO->save($mofile))) {

            return $e;

        }

        unset($PO, $MO);

        return true;

    }

    /**

     * prepare

     *

     * @static

     * @access  protected

     * @return  string

     * @param   string  $string

     * @param   bool    $reverse

     */

    function prepare($string, $reverse = false)

    {

        if ($reverse) {

            $smap = array('"', "\n", "\t", "\r");

            $rmap = array('\"', '\\n"' . "\n" . '"', '\\t', '\\r');

            return (string) str_replace($smap, $rmap, $string);

        } else {

        	$string = preg_replace('/"\s+"/', '', $string);

            $smap = array('\\n', '\\r', '\\t', '\"');

            $rmap = array("\n", "\r", "\t", '"');

            return (string) str_replace($smap, $rmap, $string);

        }

    }

    /**

     * meta2array

     *

     * @static

     * @access  public

     * @return  array

     * @param   string  $meta

     */

    function meta2array($meta)

    {

        $array = array();

        foreach (explode("\n", $meta) as $info) {

            if ($info = trim($info)) {

                list($key, $value) = explode(':', $info, 2);

                $array[trim($key)] = trim($value);

            }

        }

        return $array;

    }

    /**

     * toArray

     *

     * Returns meta info and strings as an array of a structure like that:

     * <code>

     *   array(

     *       'meta' => array(

     *           'Content-Type'      => 'text/plain; charset=iso-8859-1',

     *           'Last-Translator'   => 'Michael Wallner <mike@iworks.at>',

     *           'PO-Revision-Date'  => '2004-07-21 17:03+0200',

     *           'Language-Team'     => 'German <mail@example.com>',

     *       ),

     *       'strings' => array(

     *           'All rights reserved'   => 'Alle Rechte vorbehalten',

     *           'Welcome'               => 'Willkommen',

     *           // ...

     *       )

     *   )

     * </code>

     *

     * @see     fromArray()

     * @access  protected

     * @return  array

     */

    function toArray()

    {

    	return array('meta' => $this->meta, 'strings' => $this->strings);

    }

    /**

     * fromArray

     *

     * Assigns meta info and strings from an array of a structure like that:

     * <code>

     *   array(

     *       'meta' => array(

     *           'Content-Type'      => 'text/plain; charset=iso-8859-1',

     *           'Last-Translator'   => 'Michael Wallner <mike@iworks.at>',

     *           'PO-Revision-Date'  => date('Y-m-d H:iO'),

     *           'Language-Team'     => 'German <mail@example.com>',

     *       ),

     *       'strings' => array(

     *           'All rights reserved'   => 'Alle Rechte vorbehalten',

     *           'Welcome'               => 'Willkommen',

     *           // ...

     *       )

     *   )

     * </code>

     *

     * @see     toArray()

     * @access  protected

     * @return  bool

     * @param   array       $array

     */

    function fromArray($array)

    {

    	if (!array_key_exists('strings', $array)) {

    	    if (count($array) != 2) {

                return false;

    	    } else {

    	        list($this->meta, $this->strings) = $array;

            }

    	} else {

            $this->meta = @$array['meta'];

            $this->strings = @$array['strings'];

        }

        return true;

    }

    /**

     * toMO

     *

     * @access  protected

     * @return  object  File_Gettext_MO

     */

    function toMO()

    {

        include_once dirname(__FILE__).'/MO.php';

        $MO = new TGettext_MO;

        $MO->fromArray($this->toArray());

        return $MO;

    }

    /**

     * toPO

     *

     * @access  protected

     * @return  object      File_Gettext_PO

     */

    function toPO()

    {

        include_once dirname(__FILE__).'/PO.php';

        $PO = new TGettext_PO;

        $PO->fromArray($this->toArray());

        return $PO;

    }

}