[Sommaire] [Imprimer]

   1  <?php
   2  //
   3  // Definition of eZExchangeRatesUpdateHandler class
   4  //
   5  // Created on: <12-Mar-2006 13:06:15 dl>
   6  //
   7  // SOFTWARE NAME: eZ publish
   8  // SOFTWARE RELEASE: 3.9.0
   9  // BUILD VERSION: 17785
  10  // COPYRIGHT NOTICE: Copyright (C) 1999-2006 eZ systems AS
  11  // SOFTWARE LICENSE: GNU General Public License v2.0
  12  // NOTICE: >
  13  //   This program is free software; you can redistribute it and/or
  14  //   modify it under the terms of version 2.0  of the GNU General
  15  //   Public License as published by the Free Software Foundation.
  16  //
  17  //   This program is distributed in the hope that it will be useful,
  18  //   but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  //   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  //   GNU General Public License for more details.
  21  //
  22  //   You should have received a copy of version 2.0 of the GNU General
  23  //   Public License along with this program; if not, write to the Free
  24  //   Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  25  //   MA 02110-1301, USA.
  26  //
  27  //
  28  
  29  /*! \file ezexchangeratesupdatehandler.php
  30  */
  31  
  32  define( 'EZ_EXCHANGE_RATES_HANDLER_OK', 0 );
  33  define( 'EZ_EXCHANGE_RATES_HANDLER_CANT_CREATE_HANDLER', 1 );
  34  define( 'EZ_EXCHANGE_RATES_HANDLER_REQUEST_RATES_FAILED', 2 );
  35  define( 'EZ_EXCHANGE_RATES_HANDLER_EMPTY_RATE_LIST', 3 );
  36  define( 'EZ_EXCHANGE_RATES_HANDLER_UNKNOWN_BASE_CURRENCY', 4 );
  37  define( 'EZ_EXCHANGE_RATES_HANDLER_INVALID_BASE_CROSS_RATE', 5 );
  38  
  39  class eZExchangeRatesUpdateHandler
  40  {
  41      function eZExchangeRatesUpdateHandler()
  42      {
  43          $this->RateList = false;
  44          $this->BaseCurrency = false;
  45  
  46          $this->initialize();
  47      }
  48  
  49      function initialize( $params = array() )
  50      {
  51          if ( !isset( $params['BaseCurrency'] ) )
  52              $params['BaseCurrency'] = '';
  53  
  54          $this->setBaseCurrency( $params['BaseCurrency'] );
  55      }
  56  
  57      /*!
  58       \static
  59      */
  60      function create( $handlerName = false )
  61      {
  62          include_once ( 'lib/ezutils/classes/ezini.php' );
  63  
  64          $shopINI =& eZINI::instance( 'shop.ini' );
  65          if ( $handlerName === false)
  66          {
  67             if ( $shopINI->hasVariable( 'ExchangeRatesSettings', 'ExchangeRatesUpdateHandler' ) )
  68                 $handlerName = $shopINI->variable( 'ExchangeRatesSettings', 'ExchangeRatesUpdateHandler' );
  69          }
  70  
  71          $handlerName = strtolower( $handlerName );
  72  
  73          $dirList = array();
  74          $repositoryDirectories = $shopINI->variable( 'ExchangeRatesSettings', 'RepositoryDirectories' );
  75          $extensionDirectories = $shopINI->variable( 'ExchangeRatesSettings', 'ExtensionDirectories' );
  76  
  77          $baseDirectory = eZExtension::baseDirectory();
  78          foreach ( $extensionDirectories as $extensionDirectory )
  79          {
  80              if ( !empty( $extensionDirectory ) )
  81                  $dirList[] = $baseDirectory . '/' . $extensionDirectory . '/exchangeratehandlers';
  82          }
  83  
  84          foreach ( $repositoryDirectories as $repositoryDirectory )
  85          {
  86              if ( !empty( $repositoryDirectory ) )
  87                  $dirList[] = $repositoryDirectory;
  88          }
  89  
  90          $foundHandler = false;
  91          foreach ( $dirList as $dir )
  92          {
  93              $includeFile = "$dir/$handlerName/{$handlerName}handler.php";
  94  
  95              if ( file_exists( $includeFile ) )
  96              {
  97                  $foundHandler = true;
  98                  break;
  99              }
 100          }
 101  
 102          if ( !$foundHandler )
 103          {
 104              eZDebug::writeError( "Exchange rates update handler '$handlerName' not found, " .
 105                                   "searched in these directories: " .
 106                                   implode( ', ', $dirList ),
 107                                   'eZExchangeRatesUpdateHandler::create' );
 108              return false;
 109          }
 110  
 111          require_once( $includeFile );
 112          $className = $handlerName . 'handler';
 113          return new $className;
 114      }
 115  
 116      function rateList()
 117      {
 118          return $this->RateList;
 119      }
 120  
 121      function setRateList( &$rateList )
 122      {
 123          $this->RateList = $rateList;
 124      }
 125  
 126      function baseCurrency()
 127      {
 128          return $this->BaseCurrency;
 129      }
 130  
 131      function setBaseCurrency( $baseCurrency )
 132      {
 133          $this->BaseCurrency = $baseCurrency;
 134      }
 135  
 136      function requestRates()
 137      {
 138          $error = array( 'code' => EZ_EXCHANGE_RATES_HANDLER_REQUEST_RATES_FAILED,
 139                          'description' => ezi18n( 'kernel/shop', "eZExchangeRatesUpdateHandler: you should reimplement 'requestRates' method" ) );
 140  
 141          return $error;
 142      }
 143  
 144      var $RateList;
 145      var $BaseCurrency;
 146  }
 147  
 148  ?>