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