docs/install/include/step2.php

   1 <?php
   2 /************************************************************************/
   3 /* ATutor                                                                                                                               */
   4 /************************************************************************/
   5 /* Copyright (c) 2002-2010                                              */
   6 /* http://atutor.ca                                                     */
   7 /* This program is free software. You can redistribute it and/or        */
   8 /* modify it under the terms of the GNU General Public License          */
   9 /* as published by the Free Software Foundation.                        */
  10 /************************************************************************/
  11 // $Id$
  12
  13 if (!defined('AT_INCLUDE_PATH')) { exit; }
  14
  15 if(isset($_POST['submit'])) {
  16         unset($errors);
  17         unset($progress);
  18
  19         //check DB & table connection
  20
  21         $db = @mysql_connect($_POST['db_host'] . ':' . $_POST['db_port'], $_POST['db_login'], $_POST['db_password']);
  22         if (!$db) {
  23                 $errors[] = 'Unable to connect to database server.';
  24         } else {
  25                 // check mysql version number
  26                 $sql = "SELECT VERSION() AS version";
  27                 $result = mysql_query($sql, $db);
  28                 $row = mysql_fetch_assoc($result);
  29                 $row['version'] = str_replace (array('-community-nt', '-max', '-standard'), '', strtolower($row['version']));
  30                 if (version_compare($row['version'], '4.1.10', '>=') === FALSE) {
  31                         $errors[] = 'MySQL version '.$row['version'].' was detected. ATutor requires version 4.1.10 or later.';
  32                 }
  33
  34                 if (!isset($errors)){
  35                         if (!mysql_select_db($_POST['db_name'], $db)) {
  36                                 $sql = "CREATE DATABASE `$_POST[db_name]` CHARACTER SET utf8 COLLATE utf8_general_ci";
  37                                 $result = mysql_query($sql, $db);
  38                                 if (!$result) {
  39                                         $errors[] = 'Unable to select or create database <b>'.$_POST['db_name'].'</b>.';
  40                                 } else {
  41                                         $progress[] = 'Database <b>'.$_POST['db_name'].'</b> created successfully.';
  42                                         mysql_select_db($_POST['db_name'], $db);
  43                                 }
  44                         } else {
  45                                 /* Check if the database that existed is in UTF-8, if not, ask for retry */
  46                                 $sql = "SHOW CREATE DATABASE `$_POST[db_name]`";
  47                                 $result = mysql_query($sql, $db);
  48                                 $row = mysql_fetch_assoc($result);
  49
  50                                 if (!preg_match('/CHARACTER SET utf8/i', $row['Create Database'])){
  51                                         $sql2 = 'ALTER DATABASE `'.$_POST['db_name'].'` DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci';
  52                                         $result2 = mysql_query($sql2);
  53                                         if (!$result2){
  54                                                 $errors[] = 'Database <b>'.$_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 `'.$_POST['db_name'].'` DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci.  <br />To use ALTER DATABASE, you need the ALTER privilege on the database.  You can also check the MySQL manual <a href="http://dev.mysql.com/doc/refman/4.1/en/alter-database.html" target="mysql_window">here</a>.';
  55                                         }
  56                                 }
  57                         }
  58                 }
  59
  60                 if (!isset($errors)) {
  61                         $progress[] = 'Connected to database <b>'.$_POST['db_name'].'</b> successfully.';
  62                         $errors = array();
  63
  64                         /* @See include/classes/dbmanager.php */
  65                         queryFromFile('db/atutor_schema.sql');
  66                         queryFromFile('db/atutor_language_text.sql');
  67
  68                         if (!$errors) {
  69                                 print_progress($step);
  70
  71                                 unset($_POST['submit']);
  72                                 unset($_POST['action']);
  73                                 store_steps($step);
  74                                 print_feedback($progress);
  75
  76                                 echo '<form action="'.$_SERVER['PHP_SELF'].'" method="post" name="form">
  77                                 <input type="hidden" name="step" value="3" />';
  78                                 print_hidden(3);
  79                                 echo '<p align="center"><input type="submit" class="button" value="Next &raquo; " name="submit" /></p></form>';
  80                                 return;
  81                         }
  82                 }
  83
  84         }
  85 }
  86
  87 print_progress($step);
  88
  89
  90 echo '<p>Please enter your database information: </p>';
  91
  92
  93 if (isset($progress)) {
  94         print_feedback($progress);
  95 }
  96
  97 if (isset($errors)) {
  98         print_errors($errors);
  99 }
 100
 101 ?>
 102
 103 <form action="<?php echo $_SERVER['PHP_SELF']; ?>" method="post" name="form">
 104         <input type="hidden" name="action" value="process" />
 105         <input type="hidden" name="step" value="2" />
 106         <input type="hidden" name="new_version" value="<?php echo $_POST['new_version']; ?>" />
 107
 108         <table width="65%" class="tableborder" cellspacing="0" cellpadding="1" border="0" align="center">
 109         <tr>
 110                 <td class="row1"><span class="required" title="Required Field">*</span><b><label for="db">Database Hostname:</label></b><br />
 111                         Hostname of the database server. Default: <kbd>localhost</kbd></td>
 112                 <td class="row1" valign="middle"><input type="text" name="db_host" id="db" value="<?php if (!empty($_POST['db_host'])) { echo stripslashes(htmlspecialchars($_POST['db_host'])); } else { echo 'localhost'; } ?>" class="formfield" /></td>
 113         </tr>
 114         <tr>
 115                 <td class="row1"><span class="required" title="Required Field">*</span><b><label for="port">Database Port:</label></b><br />
 116                         The port to the database server. Default: <kbd>3306</kbd></td>
 117                 <td class="row1"><input type="text" name="db_port" id="port" value="<?php if (!empty($_POST['db_port'])) { echo stripslashes(htmlspecialchars($_POST['db_port'])); } else { echo '3306'; } ?>" class="formfield" /></td>
 118         </tr>
 119         <tr>
 120                 <td class="row1"><span class="required" title="Required Field">*</span><b><label for="username">Database Username:</label></b><br />
 121                         The username to the database server.</td>
 122                 <td class="row1"><input type="text" name="db_login" id="username" value="<?php echo stripslashes(htmlspecialchars($_POST['db_login'])); ?>" class="formfield" /></td>
 123         </tr>
 124         <tr>
 125                 <td class="row1"><span class="required" title="Required Field">*</span><b><label for="pass">Database Password:</label></b><br />
 126                         The password to the database server.</td>
 127                 <td class="row1"><input type="text" name="db_password" id="pass" value="<?php echo stripslashes(htmlspecialchars($_POST['db_password'])); ?>" class="formfield" /></td>
 128         </tr>
 129         <tr>
 130                 <td class="row1"><span class="required" title="Required Field">*</span><b><label for="name">Database Name:</label></b><br />
 131                         The name of the database to use. It will be created if it does not exist.<br />Default: <kbd>atutor</kbd></td>
 132                 <td class="row1"><input type="text" name="db_name" id="name" value="<?php if (!empty($_POST['db_name'])) { echo stripslashes(htmlspecialchars($_POST['db_name'])); } else { echo 'atutor'; } ?>" class="formfield" /></td>
 133         </tr>
 134         <tr>
 135                 <td class="row1"><div class="optional" title="Optional Field">?</div><b><label for="prefix">Table Prefix:</label></b><br />
 136                         The prefix to add to table names to avoid conflicts with existing tables.<br />
 137                         Default: <kbd>AT_</kbd></td>
 138                 <td class="row1"><input type="text" name="tb_prefix" id="prefix" value="<?php if (!empty($_POST['tb_prefix'])) { echo stripslashes(htmlspecialchars($_POST['tb_prefix'])); } else { echo 'AT_'; } ?>" class="formfield" /></td>
 139         </tr>
 140         </table>
 141
 142         <br /><br /><p align="center"><input type="submit" class="button" value="Next &raquo; " name="submit" /></p>
 143
 144 </form>