install.php

   1 <?php
   2 /*
   3  *  Jirafeau, your web file repository
   4  *  Copyright (C) 2008  Julien "axolotl" BERNARD <axolotl@magieeternelle.org>
   5  *  Copyright (C) 2015  Nicola Spanti (RyDroid) <dev@nicola-spanti.info>
   6  *
   7  *  This program is free software: you can redistribute it and/or modify
   8  *  it under the terms of the GNU Affero General Public License as
   9  *  published by the Free Software Foundation, either version 3 of the
  10  *  License, or (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU Affero General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU Affero General Public License
  18  *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
  19  */
  20 define('JIRAFEAU_ROOT', dirname(__FILE__) . '/');
  21
  22 define('JIRAFEAU_CFG', JIRAFEAU_ROOT . 'lib/config.local.php');
  23 define('JIRAFEAU_VAR_RAND_LENGTH', 15);
  24
  25 require(JIRAFEAU_ROOT . 'lib/settings.php');
  26 require(JIRAFEAU_ROOT . 'lib/functions.php');
  27 require(JIRAFEAU_ROOT . 'lib/lang.php');
  28
  29 /**
  30  * Prepend used functions
  31  **/
  32
  33 function jirafeau_quoted($str)
  34 {
  35     return QUOTE . str_replace(QUOTE, "\'", $str) . QUOTE;
  36 }
  37
  38 function jirafeau_export_cfg($cfg)
  39 {
  40     $content = '<?php' . NL;
  41     $content .= '/* This file was generated by the install process. ' .
  42                'You can edit it. Please see config.original.php to understand the ' .
  43                'configuration items. */' . NL;
  44     $content .= '$cfg = ' . var_export($cfg, true) . ';';
  45
  46     $fileWrite = file_put_contents(JIRAFEAU_CFG, $content);
  47
  48     if (false === $fileWrite) {
  49         jirafeau_fatal_error(t('Can not write local configuration file'));
  50     }
  51 }
  52
  53 function jirafeau_mkdir($path)
  54 {
  55     return !(!file_exists($path) && !@mkdir($path, 0755));
  56 }
  57
  58 /**
  59  * Returns true whether the path is writable or we manage to make it
  60  * so, which essentially is the same thing.
  61  * @param $path is the file or directory to be tested.
  62  * @return true if $path is writable.
  63  */
  64 function jirafeau_is_writable($path)
  65 {
  66     /* "@" gets rid of error messages. */
  67     return is_writable($path) || @chmod($path, 0777);
  68 }
  69
  70 function jirafeau_check_var_dir($path)
  71 {
  72     $mkdir_str1 = t('CANNOT_CREATE_DIR') . ':';
  73     $mkdir_str2 = t('MANUAL_CREATE');
  74     $write_str1 = t('DIR_NOT_W') . ':';
  75     $write_str2 = t('You should give the write permission to the web server on ' .
  76                     'this directory.');
  77     $solution_str = t('HERE_SOLUTION') . ':';
  78
  79     if (!jirafeau_mkdir($path) || !jirafeau_is_writable($path)) {
  80         return array('has_error' => true,
  81                       'why' => $mkdir_str1 . '<br /><code>' .
  82                                $path . '</code><br />' . $solution_str .
  83                                '<br />' . $mkdir_str2);
  84     }
  85
  86     foreach (array('files', 'links', 'async') as $subdir) {
  87         $subpath = $path.$subdir;
  88
  89         if (!jirafeau_mkdir($subpath) || !jirafeau_is_writable($subpath)) {
  90             return array('has_error' => true,
  91                           'why' => $mkdir_str1 . '<br /><code>' .
  92                                    $subpath . '</code><br />' . $solution_str .
  93                                    '<br />' . $mkdir_str2);
  94         }
  95     }
  96
  97     return array('has_error' => false, 'why' => '');
  98 }
  99
 100 function jirafeau_add_ending_slash($path)
 101 {
 102     return $path . ((substr($path, -1) == '/') ? '' : '/');
 103 }
 104
 105 /**
 106  * Check installation
 107  **/
 108
 109 // Is the installation process done already?
 110 // Then there is nothing to do here → redirect to the main page.
 111 if ($cfg['installation_done'] === true) {
 112     header('Location: index.php');
 113     exit;
 114 }
 115
 116 /**
 117  * Prepare installation process
 118  **/
 119
 120 require(JIRAFEAU_ROOT . 'lib/template/header.php');
 121
 122 // does the local configuration file exist?
 123 if (!file_exists(JIRAFEAU_CFG)) {
 124     // show an error if it is not possible to create the file
 125     if (!@touch(JIRAFEAU_CFG)) {
 126         jirafeau_fatal_error(
 127             t('The local configuration file could not be created. Create a ' .
 128                '<code>lib/config.local.php</code> file and give the write ' .
 129                'permission to the web server (preferred solution), or give the ' .
 130                'write permission to the web server on the <code>lib</code> ' .
 131                'directory.')
 132         );
 133     }
 134 }
 135
 136 // is the local configuration writable?
 137 if (!is_writable(JIRAFEAU_CFG) && !@chmod(JIRAFEAU_CFG, '0666')) {
 138     jirafeau_fatal_error(
 139         t('The local configuration is not writable by the web server. ' .
 140             'Give the write permission to the web server on the ' .
 141             '<code>lib/config.local.php</code> file.')
 142     );
 143 }
 144
 145 /**
 146  * Run trough each installation step
 147  **/
 148
 149 if (isset($_POST['step']) && isset($_POST['next'])) {
 150     switch ($_POST['step']) {
 151     case 1:
 152         if (strlen($_POST['admin_password'])) {
 153             $cfg['admin_password'] = hash('sha256', $_POST['admin_password']);
 154         } else {
 155             $cfg['admin_password'] = '';
 156         }
 157         jirafeau_export_cfg($cfg);
 158         break;
 159
 160     case 2:
 161         $cfg['web_root'] = jirafeau_add_ending_slash($_POST['web_root']);
 162         $cfg['var_root'] = jirafeau_add_ending_slash($_POST['var_root']);
 163         jirafeau_export_cfg($cfg);
 164         break;
 165
 166     case 3:
 167         $cfg['web_root'] = jirafeau_add_ending_slash($_POST['web_root']);
 168         $cfg['var_root'] = jirafeau_add_ending_slash($_POST['var_root']);
 169         jirafeau_export_cfg($cfg);
 170         break;
 171     }
 172 }
 173
 174 $current = 1;
 175 if (isset($_POST['next'])) {
 176     $current = $_POST['step'] + 1;
 177 } elseif (isset($_POST['previous'])) {
 178     $current = $_POST['step'] - 1;
 179 } elseif (isset($_POST['retry'])) {
 180     $current = $_POST['step'];
 181 }
 182
 183 switch ($current) {
 184 case 1:
 185 default:
 186     ?><h2><?php printf(t('JI_INSTALL') . ' - ' . t('STEP') .
 187     ' %d ' . t('OUT_OF') . ' %d', 1, 3);
 188     ?></h2> <div id = "install"> <form method="post"> <input type =
 189         "hidden" name = "jirafeau" value =
 190         "<?php echo JIRAFEAU_VERSION; ?>" /><input type = "hidden" name =
 191         "step" value = "1" /><fieldset> <legend><?php
 192         echo t('ADMIN_PSW');
 193     ?></legend> <table> <tr> <td class = "info" colspan =
 194         "2"><?php echo t('ADMIN_INTERFACE_INFO');
 195     ?></td> </tr> <tr> <td class = "label"><label for = "select_password"
 196        ><?php echo t('ADMIN_PSW') . ':';
 197     ?></label></td>
 198         <td class = "field"><input type = "password" name = "admin_password"
 199         id = "admin_password" size = "40" /></td>
 200         </tr>
 201         <tr class = "nav">
 202         <td></td>
 203         <td class = "nav next">
 204         <input type = "submit"
 205         class = "navleft" name = "previous" value = "<?php
 206         echo t('PREV_STEP'); ?>" />
 207         <input type = "submit" name = "next" value =
 208         "<?php echo t('NEXT_STEP'); ?>" /></td> </tr> </table>
 209         </fieldset> </form> </div> <?php
 210 break;
 211
 212 case 2:
 213     ?><h2><?php printf(t('JI_INSTALL') . ' - ' . t('STEP') .
 214     ' %d ' . t('OUT_OF') . ' %d', 2, 3);
 215     ?></h2> <div id = "install"> <form method="post"> <input type =
 216         "hidden" name = "jirafeau" value =
 217         "<?php echo JIRAFEAU_VERSION; ?>" /><input type = "hidden" name =
 218         "step" value =
 219         "2" /><fieldset> <legend><?php echo t('INFO');
 220     ?></legend> <table> <tr> <td class = "info" colspan =
 221         "2"><?php echo t('BASE_ADDR_INFO');
 222     ?></td> </tr> <tr> <td class = "label"><label for = "input_web_root"
 223        ><?php echo t('BASE_ADDR') . ':';
 224     ?></label></td>
 225         <td class = "field"><input type = "text" name = "web_root"
 226         id = "input_web_root" value = "<?php
 227         echo(empty($cfg['web_root']) ?
 228           $_SERVER['HTTP_HOST'] . str_replace(
 229               basename(__FILE__),
 230               '',
 231               $_SERVER['REQUEST_URI']
 232           ) : $cfg['web_root']);
 233       ?>" size = "40" /></td>
 234         </tr> <tr> <td class = "info" colspan = "2"><?php
 235         echo t('DATA_DIR_EXPLAINATION');
 236     ?></td> </tr> <tr> <td class = "label"><label for = "input_var_root"
 237        ><?php echo t('DATA_DIR') . ':';
 238     ?></label></td>
 239         <td class = "field"><input type = "text" name = "var_root"
 240         id = "input_var_root" value = "<?php
 241         if (empty($cfg['var_root'])) {
 242             $alphanum = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' .
 243           'abcdefghijklmnopqrstuvwxyz' . '0123456789';
 244             $len_alphanum = strlen($alphanum);
 245             $var = 'var-';
 246             for ($i = 0; $i <JIRAFEAU_VAR_RAND_LENGTH; $i++) {
 247                 $var .= substr($alphanum, mt_rand(0, $len_alphanum - 1), 1);
 248             }
 249             echo JIRAFEAU_ROOT . $var . '/';
 250         } else {
 251             echo $cfg['var_root'];
 252         }
 253       ?>" size = "40" /></td>
 254         </tr> <tr> <td colspan = "2"><input type = "submit"
 255         class = "navleft" name = "previous" value = "<?php
 256         echo t('PREV_STEP'); ?>" />
 257          <input type = "submit" class = "navright" name = "next" value =
 258         "<?php echo t('NEXT_STEP'); ?>" />
 259         </td> </tr> </table> </fieldset>
 260         </form> </div> <?php
 261 break;
 262
 263 case 3:
 264     ?><h2><?php printf(t('JI_INSTALL') . ' - ' . t('STEP') .
 265     ' %d ' . t('OUT_OF') . ' %d', 3, 3);
 266     ?></h2> <div id = "install"> <form method="post"> <input type =
 267         "hidden" name = "jirafeau" value =
 268         "<?php echo JIRAFEAU_VERSION; ?>" /><input type = "hidden" name =
 269         "step" value =
 270         "3" /><fieldset> <legend><?php echo t('FINALIZATION');
 271     ?></legend> <table> <tr> <td class = "info" colspan =
 272         "2"><?php echo t('SETTING_UP');
 273     ?></td> </tr> <tr> <td class = "nav previous"><input type =
 274         "submit" name = "previous" value = " <?php echo t('PREV_STEP');
 275     ?>" /></td> <td></td> </tr>
 276         </table> </fieldset> </form> </div>
 277     <?php
 278     $err = jirafeau_check_var_dir($cfg['var_root']);
 279     if ($err['has_error']) {
 280         echo '<div class="error"><p>'.$err['why'].'<br />'.NL; ?><form method="post"> <input type = "hidden" name = "jirafeau" value =
 281             "<?php echo JIRAFEAU_VERSION; ?>" /><input type = "hidden" name =
 282             "step" value = "3" /><input type = "submit" name =
 283             "retry" value =
 284             "<?php echo t('RETRY_STEP'); ?>" /></form>
 285             <?php echo '</p></div>';
 286     } else {
 287         $cfg['installation_done'] = true;
 288         jirafeau_export_cfg($cfg);
 289         echo '<div class="message"><p>' .
 290              t('JI_FONCTIONAL') . ':' .
 291              '<br /><a href="./">' .
 292              $cfg['web_root'].'</a></p></div>';
 293     }
 294 break;
 295 }
 296
 297 require(JIRAFEAU_ROOT . 'lib/template/footer.php');