install/include/step2.php

   1 <?php
   2 /************************************************************************/
   3 /* ATutor                                                                                                                               */
   4 /************************************************************************/
   5 /* Copyright (c) 2002-2008 by Greg Gay, Joel Kronenberg, Heidi Hazelton */
   6 /* http://atutor.ca                                                                                                             */
   7 /*                                                                                                                                              */
   8 /* This program is free software. You can redistribute it and/or                */
   9 /* modify it under the terms of the GNU General Public License                  */
  10 /* as published by the Free Software Foundation.                                                */
  11 /************************************************************************/
  12 // $Id$
  13
  14 if (!defined('AT_INCLUDE_PATH')) { exit; }
  15
  16 if(isset($_POST['submit'])) {
  17         unset($errors);
  18         unset($progress);
  19
  20         //check DB & table connection
  21
  22         $db = @mysql_connect($_POST['db_host'] . ':' . $_POST['db_port'], $_POST['db_login'], $_POST['db_password']);
  23         if (!$db) {
  24                 $errors[] = 'Unable to connect to database server.';
  25         } else {
  26                 // check mysql version number
  27                 $sql = "SELECT VERSION() AS version";
  28                 $result = mysql_query($sql, $db);
  29                 $row = mysql_fetch_assoc($result);
  30                 $row['version'] = str_replace (array('-community-nt', '-max', '-standard'), '', strtolower($row['version']));
  31                 if (version_compare($row['version'], '4.1.10', '>=') === FALSE) {
  32                         $errors[] = 'MySQL version '.$row['version'].' was detected. ATutor requires version 4.1.10 or later.';
  33                 }
  34
  35                 if (!isset($errors)){
  36                         if (!mysql_select_db($_POST['db_name'], $db)) {
  37                                 $sql = "CREATE DATABASE `$_POST[db_name]` CHARACTER SET utf8 COLLATE utf8_general_ci";
  38                                 $result = mysql_query($sql, $db);
  39                                 if (!$result) {
  40                                         $errors[] = 'Unable to select or create database <b>'.$_POST['db_name'].'</b>.';
  41                                 } else {
  42                                         $progress[] = 'Database <b>'.$_POST['db_name'].'</b> created successfully.';
  43                                         mysql_select_db($_POST['db_name'], $db);
  44                                 }
  45                         } else {
  46                                 /* Check if the database that existed is in UTF-8, if not, ask for retry */
  47                                 $sql = "SHOW CREATE DATABASE `$_POST[db_name]`";
  48                                 $result = mysql_query($sql, $db);
  49                                 $row = mysql_fetch_assoc($result);
  50
  51                                 if (!preg_match('/CHARACTER SET utf8/i', $row['Create Database'])){
  52                                         $sql2 = 'ALTER DATABASE `'.$_POST['db_name'].'` DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci';
  53                                         $result2 = mysql_query($sql2);
  54                                         if (!$result2){
  55                                                 $errors[] = 'Database <b>'.$_POST['db_name'].'</b> is not in UTF8.  Please set the database character set to UTF8 before continuing by using the following query: <br /> ALTER DATABASE `'.$_POST['db_name'].'` DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci.  <br />To use ALTER DATABASE, you need the ALTER privilege on the database.  You can also check the MySQL manual <a href="http://dev.mysql.com/doc/refman/4.1/en/alter-database.html" target="mysql_window">here</a>.';
  56                                         }
  57                                 }
  58                         }
  59                 }
  60
  61                 if (!isset($errors)) {
  62                         $progress[] = 'Connected to database <b>'.$_POST['db_name'].'</b> successfully.';
  63                         $errors = array();
  64
  65                         /* @See include/classes/dbmanager.php */
  66                         queryFromFile('db/atutor_schema.sql');
  67                         queryFromFile('db/atutor_language_text.sql');
  68
  69                         if (!$errors) {
  70                                 print_progress($step);
  71
  72                                 unset($_POST['submit']);
  73                                 unset($_POST['action']);
  74                                 store_steps($step);
  75                                 print_feedback($progress);
  76
  77                                 echo '<form action="'.$_SERVER['PHP_SELF'].'" method="post" name="form">
  78                                 <input type="hidden" name="step" value="3" />';
  79                                 print_hidden(3);
  80                                 echo '<p align="center"><input type="submit" class="button" value="Next &raquo; " name="submit" /></p></form>';
  81                                 return;
  82                         }
  83                 }
  84
  85         }
  86 }
  87
  88 print_progress($step);
  89
  90
  91 echo '<p>Please enter your database information: </p>';
  92
  93
  94 if (isset($progress)) {
  95         print_feedback($progress);
  96 }
  97
  98 if (isset($errors)) {
  99         print_errors($errors);
 100 }
 101
 102 ?>
 103
 104 <form action="<?php echo $_SERVER['PHP_SELF']; ?>" method="post" name="form">
 105         <input type="hidden" name="action" value="process" />
 106         <input type="hidden" name="step" value="2" />
 107         <input type="hidden" name="new_version" value="<?php echo $_POST['new_version']; ?>" />
 108
 109         <table width="65%" class="tableborder" cellspacing="0" cellpadding="1" border="0" align="center">
 110         <tr>
 111                 <td class="row1"><div class="required" title="Required Field">*</div><b><label for="db">Database Hostname:</label></b><br />
 112                         Hostname of the database server. Default: <kbd>localhost</kbd></td>
 113                 <td class="row1" valign="middle"><input type="text" name="db_host" id="db" value="<?php if (!empty($_POST['db_host'])) { echo stripslashes(htmlspecialchars($_POST['db_host'])); } else { echo 'localhost'; } ?>" class="formfield" /></td>
 114         </tr>
 115         <tr>
 116                 <td class="row1"><div class="required" title="Required Field">*</div><b><label for="port">Database Port:</label></b><br />
 117                         The port to the database server. Default: <kbd>3306</kbd></td>
 118                 <td class="row1"><input type="text" name="db_port" id="port" value="<?php if (!empty($_POST['db_port'])) { echo stripslashes(htmlspecialchars($_POST['db_port'])); } else { echo '3306'; } ?>" class="formfield" /></td>
 119         </tr>
 120         <tr>
 121                 <td class="row1"><div class="required" title="Required Field">*</div><b><label for="username">Database Username:</label></b><br />
 122                         The username to the database server.</td>
 123                 <td class="row1"><input type="text" name="db_login" id="username" value="<?php echo stripslashes(htmlspecialchars($_POST['db_login'])); ?>" class="formfield" /></td>
 124         </tr>
 125         <tr>
 126                 <td class="row1"><div class="required" title="Required Field">*</div><b><label for="pass">Database Password:</label></b><br />
 127                         The password to the database server.</td>
 128                 <td class="row1"><input type="text" name="db_password" id="pass" value="<?php echo stripslashes(htmlspecialchars($_POST['db_password'])); ?>" class="formfield" /></td>
 129         </tr>
 130         <tr>
 131                 <td class="row1"><div class="required" title="Required Field">*</div><b><label for="name">Database Name:</label></b><br />
 132                         The name of the database to use. It will be created if it does not exist.<br />Default: <kbd>atutor</kbd></td>
 133                 <td class="row1"><input type="text" name="db_name" id="name" value="<?php if (!empty($_POST['db_name'])) { echo stripslashes(htmlspecialchars($_POST['db_name'])); } else { echo 'atutor'; } ?>" class="formfield" /></td>
 134         </tr>
 135         <tr>
 136                 <td class="row1"><div class="optional" title="Optional Field">?</div><b><label for="prefix">Table Prefix:</label></b><br />
 137                         The prefix to add to table names to avoid conflicts with existing tables.<br />
 138                         Default: <kbd>AT_</kbd></td>
 139                 <td class="row1"><input type="text" name="tb_prefix" id="prefix" value="<?php if (!empty($_POST['tb_prefix'])) { echo stripslashes(htmlspecialchars($_POST['tb_prefix'])); } else { echo 'AT_'; } ?>" class="formfield" /></td>
 140         </tr>
 141         </table>
 142
 143         <br /><br /><p align="center"><input type="submit" class="button" value="Next &raquo; " name="submit" /></p>
 144
 145 </form>