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   1  <?php
   2  // This file is part of Moodle - http://moodle.org/
   3  //
   4  // Moodle is free software: you can redistribute it and/or modify
   5  // it under the terms of the GNU General Public License as published by
   6  // the Free Software Foundation, either version 3 of the License, or
   7  // (at your option) any later version.
   8  //
   9  // Moodle is distributed in the hope that it will be useful,
  10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  // GNU General Public License for more details.
  13  //
  14  // You should have received a copy of the GNU General Public License
  15  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16  
  17  /**
  18   * Transfer form
  19   *
  20   * @package    tool_dbtransfer
  21   * @copyright  2008 Petr Skoda {@link http://skodak.org/}
  22   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  defined('MOODLE_INTERNAL') || die;
  26  
  27  require_once($CFG->libdir.'/formslib.php');
  28  require_once (__DIR__.'/locallib.php');
  29  
  30  
  31  /**
  32   * Definition of db transfer settings form.
  33   *
  34   * @copyright  2008 Petr Skoda {@link http://skodak.org/}
  35   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  36   */
  37  class database_transfer_form extends moodleform {
  38  
  39      /**
  40       * Define transfer form.
  41       */
  42      protected function definition() {
  43          global $CFG;
  44  
  45          $mform = $this->_form;
  46  
  47          $mform->addElement('header', 'database', get_string('targetdatabase', 'tool_dbtransfer'));
  48  
  49          $drivers = tool_dbtransfer_get_drivers();
  50          $drivers = array_reverse($drivers, true);
  51          $drivers[''] = get_string('choosedots');
  52          $drivers = array_reverse($drivers, true);
  53  
  54          $mform->addElement('select', 'driver', get_string('dbtype', 'install'), $drivers);
  55          $mform->setType('driver', PARAM_RAW);
  56  
  57          $mform->addElement('text', 'dbhost', get_string('databasehost', 'install'));
  58          $mform->setType('dbhost', PARAM_HOST);
  59  
  60          $mform->addElement('text', 'dbname', get_string('databasename', 'install'));
  61          $mform->setType('dbname', PARAM_ALPHANUMEXT);
  62  
  63          $mform->addElement('text', 'dbuser', get_string('databaseuser', 'install'));
  64          $mform->setType('dbuser', PARAM_ALPHANUMEXT);
  65  
  66          $mform->addElement('passwordunmask', 'dbpass', get_string('databasepass', 'install'));
  67          $mform->setType('dbpass', PARAM_RAW);
  68  
  69          $mform->addElement('text', 'prefix', get_string('dbprefix', 'install'));
  70          $mform->setType('prefix', PARAM_ALPHANUMEXT);
  71  
  72          $mform->addElement('text', 'dbport', get_string('dbport', 'install'));
  73          $mform->setType('dbport', PARAM_INT);
  74  
  75          if ($CFG->ostype !== 'WINDOWS') {
  76              $mform->addElement('text', 'dbsocket', get_string('databasesocket', 'install'));
  77          } else {
  78              $mform->addElement('hidden', 'dbsocket');
  79          }
  80          $mform->setType('dbsocket', PARAM_RAW);
  81  
  82          $mform->addRule('driver', get_string('required'), 'required', null);
  83          $mform->addRule('dbhost', get_string('required'), 'required', null);
  84          $mform->addRule('dbname', get_string('required'), 'required', null);
  85          $mform->addRule('dbuser', get_string('required'), 'required', null);
  86          $mform->addRule('dbpass', get_string('required'), 'required', null);
  87          if (!isset($drivers['mysqli/native'])) {
  88              $mform->addRule('prefix', get_string('required'), 'required', null);
  89          }
  90  
  91          $mform->addElement('header', 'database', get_string('options', 'tool_dbtransfer'));
  92  
  93          $mform->addElement('advcheckbox', 'enablemaintenance', get_string('enablemaintenance', 'tool_dbtransfer'));
  94          $mform->setType('enablemaintenance', PARAM_BOOL);
  95          $mform->addHelpButton('enablemaintenance', 'enablemaintenance', 'tool_dbtransfer');
  96  
  97          $this->add_action_buttons(false, get_string('transferdata', 'tool_dbtransfer'));
  98      }
  99  
 100      /**
 101       * Validate prefix is present for non-mysql drivers.
 102       * @param array $data
 103       * @param array $files
 104       * @return array
 105       */
 106      public function validation($data, $files) {
 107          $errors = parent::validation($data, $files);
 108          if ($data['driver'] !== 'mysqli/native') {
 109              // This is a bloody hack, let's pretend we do not need to look at db family...
 110              if ($data['prefix'] === '') {
 111                  $errors['prefix'] = get_string('required');
 112              }
 113          }
 114          return $errors;
 115      }
 116  }