typo3/sysext/install/updates/class.tx_coreupdates_charsetdefaults.php

   1 <?php
   2 /***************************************************************
   3 *  Copyright notice
   4 *
   5 *  (c) 2010 Michael Stucki <michael@typo3.org>, Benjamin Mack <benni@typo3.org>
   6 *  All rights reserved
   7 *
   8 *  This script is part of the TYPO3 project. The TYPO3 project is
   9 *  free software; you can redistribute it and/or modify
  10 *  it under the terms of the GNU General Public License as published by
  11 *  the Free Software Foundation; either version 2 of the License, or
  12 *  (at your option) any later version.
  13 *
  14 *  The GNU General Public License can be found at
  15 *  http://www.gnu.org/copyleft/gpl.html.
  16 *  A copy is found in the textfile GPL.txt and important notices to the license
  17 *  from the author is found in LICENSE.txt distributed with these scripts.
  18 *
  19 *
  20 *  This script is distributed in the hope that it will be useful,
  21 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  22 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23 *  GNU General Public License for more details.
  24 *
  25 *  This copyright notice MUST APPEAR in all copies of the script!
  26 ***************************************************************/
  27
  28 /**
  29  * Displays warnings and information about the database character set
  30  *
  31  * @version $Id$
  32  */
  33 class tx_coreupdates_charsetDefaults extends Tx_Install_Updates_Base {
  34         protected $title = 'Database Character Set';
  35
  36         /**
  37          * Checks if the configuration is relying on old default values or not.
  38          * If needed, this updater will fix the configuration appropriately.
  39          *
  40          * @param       string          &$description: The description for the update
  41          * @param       string          &$showUpdate: 0=dont show update; 1=show update and next button; 2=only show description
  42          * @return      boolean         whether an update is needed (true) or not (false)
  43          */
  44         public function checkForUpdate(&$description, &$showUpdate = FALSE) {
  45                 if ($GLOBALS['TYPO3_CONF_VARS']['BE']['forceCharset'] === '-1' ||
  46                                 $GLOBALS['TYPO3_CONF_VARS']['SYS']['setDBinit'] === '-1') {
  47
  48                         $description = 'The configuration variables $TYPO3_CONF_VARS[\'SYS\'][\'setDBinit\'] and/or
  49                                 $TYPO3_CONF_VARS[\'BE\'][\'forceCharset\'] are relying on empty default values.<br />
  50                                 However, the defaults for both values have changed in TYPO3 4.5.<br /><br />
  51                                 Please click "Next" to write the former default settings to your localconf.php,
  52                                 so that your setup will continue to work like before.';
  53                         $showUpdate = 1;
  54                 }
  55         }
  56
  57
  58         /**
  59          * Write the current configuration to localconf.php
  60          * This is needed for any sites that were relying on the former default
  61          * values which are going to change in TYPO3 4.5.
  62          *
  63          * @param       array           &$dbQueries: queries done in this update
  64          * @param       mixed           &$customMessages: custom messages
  65          * @return      boolean         whether the updated was made or not
  66          */
  67         public function performUpdate(array &$dbQueries, &$customMessages) {
  68                 $localconf = $this->pObj->writeToLocalconf_control();
  69
  70                         // Update "setDBinit" setting
  71                 if ($GLOBALS['TYPO3_CONF_VARS']['SYS']['setDBinit'] === '-1') {
  72                         $this->pObj->setValueInLocalconfFile($localconf, '$TYPO3_CONF_VARS[\'SYS\'][\'setDBinit\']', '');
  73                 }
  74
  75                         // Update the "forceCharset" setting
  76                 if ($GLOBALS['TYPO3_CONF_VARS']['BE']['forceCharset'] === '-1') {
  77                         $this->pObj->setValueInLocalconfFile($localconf, '$TYPO3_CONF_VARS[\'BE\'][\'forceCharset\']', '');
  78                 }
  79
  80                 $message = $this->pObj->writeToLocalconf_control($localconf);
  81                 if ($message == 'continue') {
  82                         $customMessages[] = 'The configuration was successfully updated.';
  83                         return TRUE;
  84                 } else {
  85                         return FALSE;   // something went wrong
  86                 }
  87         }
  88 }
  89
  90 ?>