admin/tool/dbtransfer/index.php

   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 tool
  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 define('NO_OUTPUT_BUFFERING', true);
  26
  27 require('../../../config.php');
  28 require_once('locallib.php');
  29 require_once('database_transfer_form.php');
  30
  31 admin_externalpage_setup('tooldbtransfer');
  32
  33 // Create the form.
  34 $form = new database_transfer_form();
  35 $problem = '';
  36
  37 // If we have valid input.
  38 if ($data = $form->get_data()) {
  39     // Connect to the other database.
  40     list($dbtype, $dblibrary) = explode('/', $data->driver);
  41     $targetdb = moodle_database::get_driver_instance($dbtype, $dblibrary);
  42     $dboptions = array();
  43     if ($data->dbport) {
  44         $dboptions['dbport'] = $data->dbport;
  45     }
  46     if ($data->dbsocket) {
  47         $dboptions['dbsocket'] = $data->dbsocket;
  48     }
  49     try {
  50         $targetdb->connect($data->dbhost, $data->dbuser, $data->dbpass, $data->dbname, $data->prefix, $dboptions);
  51         if ($targetdb->get_tables()) {
  52             $problem .= get_string('targetdatabasenotempty', 'tool_dbtransfer');
  53         }
  54     } catch (moodle_exception $e) {
  55         $problem .= get_string('notargetconectexception', 'tool_dbtransfer').'<br />'.$e->debuginfo;
  56     }
  57
  58     if ($problem === '') {
  59         // Scroll down to the bottom when finished.
  60         $PAGE->requires->js_init_code("window.scrollTo(0, 5000000);");
  61
  62         // Enable CLI maintenance mode if requested.
  63         if ($data->enablemaintenance) {
  64             $PAGE->set_pagelayout('maintenance');
  65             tool_dbtransfer_create_maintenance_file();
  66         }
  67
  68         // Start output.
  69         echo $OUTPUT->header();
  70         $data->dbtype = $dbtype;
  71         $data->dbtypefrom = $CFG->dbtype;
  72         echo $OUTPUT->heading(get_string('transferringdbto', 'tool_dbtransfer', $data));
  73
  74         // Do the transfer.
  75         $CFG->tool_dbransfer_migration_running = true;
  76         try {
  77             $feedback = new html_list_progress_trace();
  78             tool_dbtransfer_transfer_database($DB, $targetdb, $feedback);
  79             $feedback->finished();
  80         } catch (Exception $e) {
  81             if ($data->enablemaintenance) {
  82                 tool_dbtransfer_maintenance_callback();
  83             }
  84             unset($CFG->tool_dbransfer_migration_running);
  85             throw $e;
  86         }
  87         unset($CFG->tool_dbransfer_migration_running);
  88
  89         // Finish up.
  90         echo $OUTPUT->notification(get_string('success'), 'notifysuccess');
  91         echo $OUTPUT->continue_button("$CFG->wwwroot/$CFG->admin/");
  92         echo $OUTPUT->footer();
  93         die;
  94     }
  95 }
  96
  97 // Otherwise display the settings form.
  98 echo $OUTPUT->header();
  99 echo $OUTPUT->heading(get_string('transferdbtoserver', 'tool_dbtransfer'));
 100
 101 $info = format_text(get_string('transferdbintro', 'tool_dbtransfer'), FORMAT_MARKDOWN);
 102 echo $OUTPUT->box($info);
 103
 104 $form->display();
 105 if ($problem !== '') {
 106     echo $OUTPUT->box($problem, 'generalbox error');
 107 }
 108 echo $OUTPUT->footer();