docs/install/index.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 define('AT_INCLUDE_PATH', 'include/');
  14 error_reporting(E_ALL ^ E_NOTICE);
  15
  16 require('../include/lib/constants.inc.php');
  17
  18 $new_version = VERSION;
  19
  20 header('Cache-Control: no-store, no-cache, must-revalidate');
  21 header('Pragma: no-cache');
  22
  23 $session_error = '';
  24 error_reporting(E_ALL);
  25 ob_start();
  26 session_start();
  27 $session_error = ob_get_contents();
  28 ob_end_clean();
  29 error_reporting(E_ALL ^ E_NOTICE);
  30
  31 require(AT_INCLUDE_PATH.'header.php');
  32 $bad  = '<img src="images/bad.gif" width="14" height="13" border="0" alt="Bad" title="Bad" />';
  33 $good = '<img src="images/feedback.gif" width="16" height="13" border="0" alt="Good" title="Good" />';
  34 $warning = '<img src="images/warning.png" width="16" height="16" border="0" alt="Warning" title="Warning" />';
  35
  36 $no_good = FALSE;
  37 $not_as_good = FALSE;
  38 ?>
  39 <table style="float: right;
  40         background-color: #FEFDEF;
  41         border: 1pt solid #B8AE9C;
  42         margin: 20pt 5pt 5pt 5pt;
  43         padding-right: 10pt;
  44         padding-bottom: 5pt;
  45         padding-left: 10pt;
  46 ">
  47         <tr style="align:center;"><th colspan="2" style="background-color:transparent;">Icon Legend</th></tr>
  48         <tr><td><?php echo $good;?></td><td>Pass, can proceed</td></tr>
  49         <tr><td><?php echo $warning;?></td><td>Warning but can proceed</td></tr>
  50         <tr><td><?php echo $bad;?></td><td>Failed, can not proceed</td></tr>
  51 </table>
  52
  53 <h3>Welcome to the ATutor Installation</h3>
  54 <p>This process will step you through your ATutor installation or upgrade.</p>
  55 <p>During this process be sure not to use your browser's <em>Refresh</em> or <em>Reload</em> feature as it may complicate the installation process.</p>
  56
  57 <p>Before you continue you may want to review the <a href="../documentation/admin/" target="_new"><em>ATutor Handbook</em></a> for more detailed instructions.</p>
  58
  59 <h4>Requirements</h4>
  60 <p>Please review the requirements below before proceeding.</p>
  61                 <table class="data" style="width: 75%; max-width: 600px;">
  62                 <tbody>
  63                 <tr>
  64                         <th scope="col">File Integrity</th>
  65                         <th scope="col">Detected</th>
  66                         <th scope="col">Status</th>
  67                 </tr>
  68                 <tr>
  69                         <td>Case Sensitivity</td>
  70                         <td><?php if (file_exists('../include/classes/CSVExport.class.php') && file_exists('../include/classes/csvexport.class.php')) {
  71                                                 echo 'Ignored</td><td align="center">';
  72                                                 echo $good;
  73                                         } else if (file_exists('../include/classes/CSVExport.class.php')) {
  74                                                 echo 'Enforced</td><td align="center">';
  75                                                 echo $good;
  76                                         } else {
  77                                                 echo 'Enforced</td><td align="center">';
  78                                                 echo $bad;
  79                                                 $no_good = TRUE;
  80                                         } ?></td>
  81                 </tr>
  82                 </tbody>
  83                 <tbody>
  84                 <tr>
  85                         <th scope="col">PHP Options</th>
  86                         <th scope="col">Detected</th>
  87                         <th scope="col">Status</th>
  88                 </tr>
  89                 <tr>
  90                         <td>PHP 4.3.0+</td>
  91                         <td><?php echo phpversion(); ?></td>
  92                         <td align="center"><?php        if (version_compare(phpversion(), '4.3.0', '>=')) {
  93                                                         echo $good;
  94                                                 } else {
  95                                                         echo $bad;
  96                                                         $no_good = TRUE;
  97                                                 } ?></td>
  98                 </tr>
  99                 <tr>
 100                         <td><kbd>zlib</kbd></td>
 101                         <td><?php if (extension_loaded('zlib')) {
 102                                                 echo 'Enabled</td><td align="center">';
 103                                                 echo $good;
 104                                         } else {
 105                                                 echo 'Disabled</td><td align="center">';
 106                                                 echo $bad;
 107                                                 $no_good = TRUE;
 108                                         } ?></td>
 109                 </tr>
 110                 <tr>
 111                         <td><kbd>mbstring</kbd></td>
 112                         <td><?php if (extension_loaded('mbstring')) {
 113                                                 echo 'Enabled</td><td align="center">';
 114                                                 echo $good;
 115                                         } else {
 116                                                 echo 'Disabled</td><td align="center">';
 117                                                 echo $bad;
 118                                                 $not_as_good = TRUE;
 119                                         } ?></td>
 120                 </tr>
 121                 <tr>
 122                         <td><kbd>mysql</kbd></td>
 123                         <td><?php if (extension_loaded('mysql')) {
 124                                                 echo 'Enabled</td><td align="center">';
 125                                                 echo $good;
 126                                         } else {
 127                                                 echo 'Disabled</td><td align="center">';
 128                                                 echo $bad;
 129                                                 $no_good = TRUE;
 130                                         } ?></td>
 131                 </tr>
 132                 <tr>
 133                         <td><kbd>safe_mode = Off</kbd></td>
 134                         <td><?php if (ini_get('safe_mode')) {
 135                                                         echo 'On</td><td align="center">';
 136                                                         echo $bad;
 137                                                         $no_good = TRUE;
 138                                                 } else {
 139                                                         echo 'Off</td><td align="center">';
 140                                                         echo $good;
 141                                                 } ?></td>
 142                 </tr>
 143                 <tr>
 144                         <td><kbd>file_uploads = On</kbd></td>
 145                         <td><?php if (ini_get('file_uploads')) {
 146                                                         echo 'On</td><td align="center">';
 147                                                         echo $good;
 148                                                 } else {
 149                                                         echo 'Off</td><td align="center">';
 150                                                         echo $bad;
 151                                                         $no_good = TRUE;
 152                                                 } ?></td>
 153                 </tr>
 154                 <tr>
 155                         <td><kbd>GD</kbd></td>
 156                         <td><?php if (extension_loaded('gd')) {
 157                                         echo 'On</td><td align="center">';
 158                                         echo $good;
 159                                 } else {
 160                                         echo 'Disabled</td><td align="center">';
 161                                         echo $warning;
 162                                 } ?></td>
 163                 </tr>
 164                 <?php if (extension_loaded('gd')): $gd_info = gd_info();?>
 165                 <tr>
 166                         <td><kbd>JPEG Support</kbd></td>
 167                         <td><?php if ($gd_info['JPG Support'] || $gd_info['JPEG Support']) {
 168                                         echo 'On</td><td align="center">';
 169                                         echo $good;
 170                                 } else {
 171                                         echo 'Disabled</td><td align="center">';
 172                                         echo $warning;
 173                                 } ?></td>
 174                 </tr>
 175                 <?php endif; ?>
 176                 <tr>
 177                         <td><kbd>upload_max_filesize</kbd> &gt;= 2 MB</td>
 178                         <td><?php echo $filesize = ini_get('upload_max_filesize'); ?></td>
 179                         <td align="center"><?php
 180                                 $filesize_int = intval($filesize);
 181                                 if ("$filesize_int" == $filesize) {
 182                                         // value is in Bytes
 183                                         if ($filesize_int < 2 * 1024 * 1024) {
 184                                                 echo $bad;
 185                                         } else {
 186                                                 echo $good;
 187                                         }
 188                                 } else if (stristr($filesize, 'M') !== FALSE) {
 189                                         // value is in MegaBytes
 190                                         if ($filesize_int < 2) {
 191                                                 echo $bad;
 192                                         } else {
 193                                                 echo $good;
 194                                         }
 195                                 } else if (stristr($filesize, 'K') !== FALSE) {
 196                                         // value is in KiloBytes
 197                                         if ($filesize_int < 2 * 1024) {
 198                                                 echo $bad;
 199                                         } else {
 200                                                 echo $good;
 201                                         }
 202                                 } else if (stristr($filesize, 'G') !== FALSE) {
 203                                         // value is in GigaBytes
 204                                         echo $good;
 205                                 } else {
 206                                         // not set?
 207                                 }
 208                                 ?></td>
 209                 </tr>
 210                 <tr>
 211                         <td><kbd>post_max_size</kbd> &gt;= 8 MB</td>
 212                         <td><?php echo $filesize = ini_get('post_max_size'); ?></td>
 213                         <td align="center"><?php
 214                                 $filesize_int = intval($filesize);
 215                                 if ("$filesize_int" == $filesize) {
 216                                         // value is in Bytes
 217                                         if ($filesize_int < 8 * 1024 * 1024) {
 218                                                 echo $bad;
 219                                         } else {
 220                                                 echo $good;
 221                                         }
 222                                 } else if (stristr($filesize, 'M') !== FALSE) {
 223                                         // value is in MegaBytes
 224                                         if ($filesize_int < 8) {
 225                                                 echo $bad;
 226                                         } else {
 227                                                 echo $good;
 228                                         }
 229                                 } else if (stristr($filesize, 'K') !== FALSE) {
 230                                         // value is in KiloBytes
 231                                         if ($filesize_int < 8 * 1024) {
 232                                                 echo $bad;
 233                                         } else {
 234                                                 echo $good;
 235                                         }
 236                                 } else if (stristr($filesize, 'G') !== FALSE) {
 237                                         // value is in GigaBytes
 238                                         echo $good;
 239                                 } else {
 240                                         // not set?
 241                                 }
 242                                 ?></td>
 243                 </tr>
 244                 <tr>
 245                         <td><kbd>sessions</kbd></td>
 246                         <td><?php if (extension_loaded('session')) {
 247                                                 echo 'Enabled</td><td align="center">';
 248                                                 echo $good;
 249                                         } else {
 250                                                 echo 'Disabled</td><td align="center">';
 251                                                 echo $bad;
 252                                                 $no_good = TRUE;
 253                                         } ?></td>
 254                 </tr>
 255                 <tr>
 256                         <td><kbd>session.auto_start = 0</kbd></td>
 257                         <td><?php if (ini_get('session.auto_start')) {
 258                                                         echo '1</td><td align="center">';
 259                                                         echo $bad;
 260                                                         $no_good = TRUE;
 261                                                 } else {
 262                                                         echo '0</td><td align="center">';
 263                                                         echo $good;
 264                                                 } ?></td>
 265                 </tr>
 266                 <tr>
 267                         <td><kbd>session.save_path</kbd></td>
 268                         <td><?php
 269                                 if ($session_error == '') {
 270                                         echo 'Directory Writeable</td><td align="center">';
 271                                         echo $good;
 272                                 } else {
 273                                         echo 'Directory Not Writeable</td><td align="center">';
 274                                         echo $bad;
 275                                         $no_good = TRUE;
 276                                 }
 277                         ?></td>
 278                 </tr>
 279                 <tr>
 280                         <td><kbd>curl</kbd></td>
 281                         <td><?php
 282                                 if (extension_loaded('curl')){
 283                                         echo 'Enabled</td><td align="center">';
 284                                         echo $good;
 285                                 } else {
 286                                         echo 'Disabled</td><td align="center">';
 287                                         echo $warning;
 288                                 }
 289                         ?></td>
 290                 </tr>
 291                 <tr>
 292                         <td><kbd>.</kbd> in <kbd>include_path</kbd></td>
 293                         <td><?php
 294                                 $include_path = explode(PATH_SEPARATOR, ini_get('include_path'));
 295                                 if (in_array('.', $include_path)) {
 296                                         echo 'Enabled</td><td align="center">';
 297                                         echo $good;
 298                                 } else {
 299                                         echo 'Disabled</td><td align="center">';
 300                                         echo $bad;
 301                                         $no_good = TRUE;
 302                                 }
 303                         ?></td>
 304                 </tr>
 305                 <tr>
 306                         <td>Mail configuration</td>
 307                         <td><?php
 308                         $smtp_server = ini_get('SMTP');
 309                         if (($smtp_server == '' || $smtp_server == 'localhost') && ini_get('sendmail_path') == '') {
 310                                         echo 'Disabled</td><td align="center">';
 311                                         echo $warning;
 312                                 } else {
 313                                         echo 'Enabled</td><td align="center">';
 314                                         echo $good;
 315                                 }
 316                         ?></td>
 317                 </tr>
 318                 </tbody>
 319                 <tbody>
 320                 <tr>
 321                         <th scope="col">MySQL Options</th>
 322                         <th scope="col">Detected</th>
 323                         <th scope="col">Status</th>
 324                 </tr>
 325                 <tr>
 326                         <td>MySQL 4.1.10+</td>
 327                         <td><?php if (defined('MYSQL_NUM')) {
 328                                                 $mysql_version = mysql_get_client_info();
 329                                                 echo 'Found  Version '.$mysql_version.'</td><td align="center">';
 330                                                 echo $good;
 331                                         } else {
 332                                                 echo 'Not Found</td><td align="center">';
 333                                                 echo $bad;
 334                                                 $no_good = TRUE;
 335                                         } ?></td>
 336                 </tr>
 337                 </tbody>
 338                 </table>
 339 <br />
 340
 341 <?php if ($no_good): ?>
 342         <table cellspacing="0" class="tableborder" cellpadding="1" align="center" width="70%">
 343         <tr>
 344                 <td class="row1"><strong>Your server does not meet the minimum requirements!<br />
 345                                                 Please correct the above errors to continue.</strong></td>
 346         </tr>
 347         </table>
 348 <?php elseif ($not_as_good): ?>
 349         <table cellspacing="0" class="tableborder" cellpadding="1" align="center" width="70%">
 350         <tr>
 351                 <td class="row1"><strong>ATutor has indicated that the 'mbstring' library is missing from the PHP.  <br />
 352                                                 We strongly encourage you to install the 'mbstring' library before continuing, however, if you choose not to install the library from PHP, a third party library within ATutor will be used.  <br/><br/>
 353                                                 For production systems, we strongly encourage you to install the PHP with <a href="http://ca.php.net/manual/en/ref.mbstring.php" target="php_site">mbstring</a> support.  <br/><br/>
 354                                                 You may choose to by pass the mbstring check for the installation at your own risk by clicking <a href="javascript:void(0);" onclick="javascript:document.form.next.disabled=false;">continue</a>.</strong></td>
 355                 <td class="row1"></td>
 356         </tr>
 357         <tr>
 358                 <td align="right" class="row1" nowrap="nowrap"><strong>New Installation &raquo;</strong></td>
 359                 <td class="row1" width="150" align="center">
 360                 <div id=''>
 361                         <form action="install.php" method="post" name="form">
 362                         <input type="hidden" name="new_version" value="<?php echo $new_version; ?>" />
 363                         <input type="submit" class="button" value="  Install  " name="next" disabled="true" />
 364                         </form>
 365                 </div>
 366                 </td>
 367         </tr>
 368         </table>
 369         <table cellspacing="0" cellpadding="10" align="center" width="45%">
 370         <tr>
 371                 <td align="center"><b>Or</b></td>
 372         </tr>
 373         </table>
 374         <table cellspacing="0" class="tableborder" cellpadding="1" align="center" width="70%">
 375         <tr>
 376                 <td class="row1"><strong>Upgrading from previous ATutor must have mbstring library installed.</strong></td>
 377                 <td class="row1"></td>
 378         </tr>
 379         <tr>
 380                 <td align="right" class="row1" nowrap="nowrap"><strong>Upgrade an Existing Installation &raquo;</strong></td>
 381                 <td class="row1" width="150" align="center">
 382                 <input type="button" class="button" value="Upgrade" name="next" disabled="true"/>
 383                 </form></td>
 384         </tr>
 385         </table>
 386 <?php else: ?>
 387         <table cellspacing="0" class="tableborder" cellpadding="1" align="center" width="70%">
 388         <tr>
 389                 <td align="right" class="row1" nowrap="nowrap"><strong>New Installation &raquo;</strong></td>
 390                 <td class="row1" width="150" align="center"><form action="install.php" method="post" name="form">
 391                 <input type="hidden" name="new_version" value="<?php echo $new_version; ?>" />
 392                 <input type="submit" class="button" value="  Install  " name="next" />
 393                 </form></td>
 394         </tr>
 395         </table>
 396         <table cellspacing="0" cellpadding="10" align="center" width="45%">
 397         <tr>
 398                 <td align="center"><b>Or</b></td>
 399         </tr>
 400         </table>
 401         <table cellspacing="0" class="tableborder" cellpadding="1" align="center" width="70%">
 402         <tr>
 403                 <td align="right" class="row1" nowrap="nowrap"><strong>Upgrade an Existing Installation &raquo;</strong></td>
 404                 <td class="row1" width="150" align="center"><form action="upgrade.php" method="post" name="form">
 405                 <input type="hidden" name="new_version" value="<?php echo $new_version; ?>" />
 406                 <input type="submit" class="button" value="Upgrade" name="next" />
 407                 </form></td>
 408         </tr>
 409         </table>
 410 <?php endif; ?>
 411
 412 <?php require(AT_INCLUDE_PATH.'footer.php'); ?>