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   1  <?php
   2  /*
   3   * Limb PHP Framework
   4   *
   5   * @link http://limb-project.com 
   6   * @copyright  Copyright &copy; 2004-2007 BIT(http://bit-creative.com)
   7   * @license    LGPL http://www.gnu.org/copyleft/lesser.html 
   8   */
   9  lmb_require('limb/core/src/lmbPHPTokenizer.class.php');
  10  lmb_require('limb/i18n/src/translation/lmbSourceDictionaryExtractor.class.php');
  11  lmb_require('limb/i18n/src/translation/lmbI18NDictionary.class.php');
  12  
  13  /**

  14   * class lmbPHPDictionaryExtractor.

  15   *

  16   * @package i18n

  17   * @version $Id: lmbPHPDictionaryExtractor.class.php 5945 2007-06-06 08:31:43Z pachanga $

  18   */
  19  class lmbPHPDictionaryExtractor extends lmbSourceDictionaryExtractor
  20  {
  21    protected $tokenizer;
  22  
  23    function __construct()
  24    {
  25      $this->tokenizer = new lmbPHPTokenizer();
  26    }
  27  
  28    function extract($code, &$dictionaries = array(), $response = null)
  29    {
  30      $this->tokenizer->input($code);
  31  
  32      while($token = $this->tokenizer->next())
  33      {
  34        if(is_array($token) && $token[0] == T_STRING && $token[1] == 'lmb_i18n')
  35        {
  36          $parenthesis = array();
  37          if($this->tokenizer->next() == "(")
  38          {
  39            $text_token = $this->tokenizer->next();
  40            if(!is_array($text_token) || $text_token[0] != T_CONSTANT_ENCAPSED_STRING)
  41              continue;
  42  
  43            array_push($parenthesis, 1);
  44            $text = trim($text_token[1], '"\'');
  45  
  46            //getting tokens until function closes its last )

  47            $buffer = array();
  48            while($parenthesis && $token = $this->tokenizer->next())
  49            {
  50              if($token == ")")
  51                array_pop($parenthesis);
  52              elseif($token == "(")
  53                array_push($parenthesis, 1);
  54  
  55              $buffer[] = $token;
  56            }
  57  
  58            $domain = 'default';
  59            if(sizeof($buffer) > 2)
  60            {
  61              $domain_token = $buffer[sizeof($buffer)-2];
  62              if(is_array($domain_token) && $domain_token[0] == T_CONSTANT_ENCAPSED_STRING)
  63                $domain = trim($domain_token[1], '"\'');
  64            }
  65  
  66            if($response)
  67              $response->write("PHP source: '$text'@$domain\n");
  68  
  69            if(!isset($dictionaries[$domain]))
  70            {
  71              $dictionary = new lmbI18NDictionary();
  72              $dictionaries[$domain] = $dictionary;
  73            }
  74            else
  75              $dictionary = $dictionaries[$domain];
  76  
  77            $dictionary->add($text);
  78          }
  79        }
  80      }
  81    }
  82  }
  83  
  84  ?>