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  • Bug fixes for general core bugs in 3.7.x will end 11 May 2020 (12 months).
  • Bug fixes for security issues in 3.7.x will end 9 November 2020 (18 months).
  • minimum PHP 7.1.0 Note: minimum PHP version has increased since Moodle 3.6. PHP 7.2.x and 7.3.x are supported too. PHP 7.x could have some engine limitations.
  • / -> install.php (source)

    Differences Between: [Versions 28 and 37] [Versions 29 and 37] [Versions 30 and 37] [Versions 31 and 37] [Versions 32 and 37] [Versions 33 and 37] [Versions 34 and 37] [Versions 35 and 37] [Versions 36 and 37]

       1  <?php
       2  
       3  // This file is part of Moodle - http://moodle.org/
       4  //
       5  // Moodle is free software: you can redistribute it and/or modify
       6  // it under the terms of the GNU General Public License as published by
       7  // the Free Software Foundation, either version 3 of the License, or
       8  // (at your option) any later version.
       9  //
      10  // Moodle is distributed in the hope that it will be useful,
      11  // but WITHOUT ANY WARRANTY; without even the implied warranty of
      12  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      13  // GNU General Public License for more details.
      14  //
      15  // You should have received a copy of the GNU General Public License
      16  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
      17  
      18  /**
      19   * This script creates config.php file during installation.
      20   *
      21   * @package    core
      22   * @subpackage install
      23   * @copyright  2009 Petr Skoda (http://skodak.org)
      24   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
      25   */
      26  
      27  if (isset($_REQUEST['lang'])) {
      28      $lang = preg_replace('/[^A-Za-z0-9_-]/i', '', $_REQUEST['lang']);
      29  } else {
      30      $lang = 'en';
      31  }
      32  
      33  if (isset($_REQUEST['admin'])) {
      34      $admin = preg_replace('/[^A-Za-z0-9_-]/i', '', $_REQUEST['admin']);
      35  } else {
      36      $admin = 'admin';
      37  }
      38  
      39  // If config.php exists we just created config.php and need to redirect to continue installation
      40  $configfile = './config.php';
      41  if (file_exists($configfile)) {
      42      header("Location: $admin/index.php?lang=$lang");
      43      die;
      44  }
      45  
      46  define('CLI_SCRIPT', false); // prevents some warnings later
      47  define('AJAX_SCRIPT', false); // prevents some warnings later
      48  define('CACHE_DISABLE_ALL', true); // Disables caching.. just in case.
      49  define('PHPUNIT_TEST', false);
      50  define('IGNORE_COMPONENT_CACHE', true);
      51  define('MDL_PERF_TEST', false);
      52  
      53  // Servers should define a default timezone in php.ini, but if they don't then make sure something is defined.
      54  if (!function_exists('date_default_timezone_set') or !function_exists('date_default_timezone_get')) {
      55      echo("Timezone functions are not available.");
      56      die;
      57  }
      58  date_default_timezone_set(@date_default_timezone_get());
      59  
      60  // make sure PHP errors are displayed - helps with diagnosing of problems
      61  @error_reporting(E_ALL);
      62  @ini_set('display_errors', '1');
      63  
      64  // Check that PHP is of a sufficient version as soon as possible.
      65  require_once (__DIR__.'/lib/phpminimumversionlib.php');
      66  moodle_require_minimum_php_version();
      67  
      68  // make sure iconv is available and actually works
      69  if (!function_exists('iconv')) {
      70      // this should not happen, this must be very borked install
      71      echo 'Moodle requires the iconv PHP extension. Please install or enable the iconv extension.';
      72      die();
      73  }
      74  
      75  if (PHP_INT_SIZE > 4) {
      76      // most probably 64bit PHP - we need a lot more memory
      77      $minrequiredmemory = '70M';
      78  } else {
      79      // 32bit PHP
      80      $minrequiredmemory = '40M';
      81  }
      82  // increase or decrease available memory - we need to make sure moodle
      83  // installs even with low memory, otherwise developers would overlook
      84  // sudden increases of memory needs ;-)
      85  @ini_set('memory_limit', $minrequiredmemory);
      86  
      87  /** Used by library scripts to check they are being called by Moodle */
      88  define('MOODLE_INTERNAL', true);
      89  
      90  require_once (__DIR__.'/lib/classes/component.php');
      91  require_once (__DIR__.'/lib/installlib.php');
      92  
      93  // TODO: add lang detection here if empty $_REQUEST['lang']
      94  
      95  // distro specific customisation
      96  $distro = null;
      97  if (file_exists('install/distrolib.php')) {
      98      require_once('install/distrolib.php');
      99      if (function_exists('distro_get_config')) {
     100          $distro = distro_get_config();
     101      }
     102  }
     103  
     104  $config = new stdClass();
     105  $config->lang = $lang;
     106  
     107  if (!empty($_POST)) {
     108      $config->stage = (int)$_POST['stage'];
     109  
     110      if (isset($_POST['previous'])) {
     111          $config->stage--;
     112          if (INSTALL_DATABASETYPE and !empty($distro->dbtype)) {
     113              $config->stage--;
     114          }
     115          if ($config->stage == INSTALL_ENVIRONMENT or $config->stage == INSTALL_DOWNLOADLANG) {
     116              $config->stage--;
     117          }
     118      } else if (isset($_POST['next'])) {
     119          $config->stage++;
     120      }
     121  
     122      $config->dbtype   = trim($_POST['dbtype']);
     123      $config->dbhost   = trim($_POST['dbhost']);
     124      $config->dbuser   = trim($_POST['dbuser']);
     125      $config->dbpass   = trim($_POST['dbpass']);
     126      $config->dbname   = trim($_POST['dbname']);
     127      $config->prefix   = trim($_POST['prefix']);
     128      $config->dbport   = (int)trim($_POST['dbport']);
     129      $config->dbsocket = trim($_POST['dbsocket']);
     130  
     131      if ($config->dbport <= 0) {
     132          $config->dbport = '';
     133      }
     134  
     135      $config->admin    = empty($_POST['admin']) ? 'admin' : trim($_POST['admin']);
     136  
     137      $config->dataroot = trim($_POST['dataroot']);
     138  
     139  } else {
     140      $config->stage    = INSTALL_WELCOME;
     141  
     142      $config->dbtype   = empty($distro->dbtype) ? '' : $distro->dbtype; // let distro skip dbtype selection
     143      $config->dbhost   = empty($distro->dbhost) ? 'localhost' : $distro->dbhost; // let distros set dbhost
     144      $config->dbuser   = empty($distro->dbuser) ? '' : $distro->dbuser; // let distros set dbuser
     145      $config->dbpass   = '';
     146      $config->dbname   = 'moodle';
     147      $config->prefix   = 'mdl_';
     148      $config->dbport   = empty($distro->dbport) ? '' : $distro->dbport;
     149      $config->dbsocket = empty($distro->dbsocket) ? '' : $distro->dbsocket;
     150  
     151      $config->admin    = 'admin';
     152  
     153      $config->dataroot = empty($distro->dataroot) ? null  : $distro->dataroot; // initialised later after including libs or by distro
     154  }
     155  
     156  // Fake some settings so that we can use selected functions from moodlelib.php, weblib.php and filelib.php.
     157  global $CFG;
     158  $CFG = new stdClass();
     159  $CFG->lang                 = $config->lang;
     160  $CFG->dirroot              = __DIR__;
     161  $CFG->libdir               = "$CFG->dirroot/lib";
     162  $CFG->wwwroot              = install_guess_wwwroot(); // can not be changed - ppl must use the real address when installing
     163  $CFG->httpswwwroot         = $CFG->wwwroot;
     164  $CFG->dataroot             = $config->dataroot;
     165  $CFG->tempdir              = $CFG->dataroot.'/temp';
     166  $CFG->backuptempdir        = $CFG->tempdir.'/backup';
     167  $CFG->cachedir             = $CFG->dataroot.'/cache';
     168  $CFG->localcachedir        = $CFG->dataroot.'/localcache';
     169  $CFG->admin                = $config->admin;
     170  $CFG->docroot              = 'https://docs.moodle.org';
     171  $CFG->langotherroot        = $CFG->dataroot.'/lang';
     172  $CFG->langlocalroot        = $CFG->dataroot.'/lang';
     173  $CFG->directorypermissions = isset($distro->directorypermissions) ? $distro->directorypermissions : 00777; // let distros set dir permissions
     174  $CFG->filepermissions      = ($CFG->directorypermissions & 0666);
     175  $CFG->umaskpermissions     = (($CFG->directorypermissions & 0777) ^ 0777);
     176  $CFG->running_installer    = true;
     177  $CFG->early_install_lang   = true;
     178  $CFG->ostype               = (stristr(PHP_OS, 'win') && !stristr(PHP_OS, 'darwin')) ? 'WINDOWS' : 'UNIX';
     179  $CFG->debug                = (E_ALL | E_STRICT);
     180  $CFG->debugdisplay         = true;
     181  $CFG->debugdeveloper       = true;
     182  
     183  // Require all needed libs
     184  require_once($CFG->libdir.'/setuplib.php');
     185  
     186  // we need to make sure we have enough memory to load all libraries
     187  $memlimit = @ini_get('memory_limit');
     188  if (!empty($memlimit) and $memlimit != -1) {
     189      if (get_real_size($memlimit) < get_real_size($minrequiredmemory)) {
     190          // do NOT localise - lang strings would not work here and we CAN not move it to later place
     191          echo "Moodle requires at least {$minrequiredmemory}B of PHP memory.<br />";
     192          echo "Please contact server administrator to fix PHP.ini memory settings.";
     193          die;
     194      }
     195  }
     196  
     197  // Continue with lib loading
     198  require_once($CFG->libdir.'/classes/text.php');
     199  require_once($CFG->libdir.'/classes/string_manager.php');
     200  require_once($CFG->libdir.'/classes/string_manager_install.php');
     201  require_once($CFG->libdir.'/classes/string_manager_standard.php');
     202  require_once($CFG->libdir.'/weblib.php');
     203  require_once($CFG->libdir.'/outputlib.php');
     204  require_once($CFG->libdir.'/dmllib.php');
     205  require_once($CFG->libdir.'/moodlelib.php');
     206  require_once($CFG->libdir .'/pagelib.php');
     207  require_once($CFG->libdir.'/deprecatedlib.php');
     208  require_once($CFG->libdir.'/adminlib.php');
     209  require_once($CFG->libdir.'/environmentlib.php');
     210  require_once($CFG->libdir.'/componentlib.class.php');
     211  require_once($CFG->dirroot.'/cache/lib.php');
     212  
     213  //point pear include path to moodles lib/pear so that includes and requires will search there for files before anywhere else
     214  //the problem is that we need specific version of quickforms and hacked excel files :-(
     215  ini_set('include_path', $CFG->libdir.'/pear' . PATH_SEPARATOR . ini_get('include_path'));
     216  
     217  // Register our classloader, in theory somebody might want to replace it to load other hacked core classes.
     218  // Required because the database checks below lead to session interaction which is going to lead us to requiring autoloaded classes.
     219  if (defined('COMPONENT_CLASSLOADER')) {
     220      spl_autoload_register(COMPONENT_CLASSLOADER);
     221  } else {
     222      spl_autoload_register('core_component::classloader');
     223  }
     224  
     225  require ('version.php');
     226  $CFG->target_release = $release;
     227  
     228  \core\session\manager::init_empty_session();
     229  global $SESSION;
     230  global $USER;
     231  
     232  global $COURSE;
     233  $COURSE = new stdClass();
     234  $COURSE->id = 1;
     235  
     236  global $SITE;
     237  $SITE = $COURSE;
     238  define('SITEID', 1);
     239  
     240  $hint_dataroot = '';
     241  $hint_admindir = '';
     242  $hint_database = '';
     243  
     244  // Are we in help mode?
     245  if (isset($_GET['help'])) {
     246      install_print_help_page($_GET['help']);
     247  }
     248  
     249  //first time here? find out suitable dataroot
     250  if (is_null($CFG->dataroot)) {
     251      $CFG->dataroot = __DIR__.'/../moodledata';
     252  
     253      $i = 0; //safety check - dirname might return some unexpected results
     254      while(is_dataroot_insecure()) {
     255          $parrent = dirname($CFG->dataroot);
     256          $i++;
     257          if ($parrent == '/' or $parrent == '.' or preg_match('/^[a-z]:\\\?$/i', $parrent) or ($i > 100)) {
     258              $CFG->dataroot = ''; //can not find secure location for dataroot
     259              break;
     260          }
     261          $CFG->dataroot = dirname($parrent).DIRECTORY_SEPARATOR.'moodledata';
     262      }
     263      $config->dataroot = $CFG->dataroot;
     264      $config->stage    = INSTALL_WELCOME;
     265  }
     266  
     267  // now let's do the stage work
     268  if ($config->stage < INSTALL_WELCOME) {
     269      $config->stage = INSTALL_WELCOME;
     270  }
     271  if ($config->stage > INSTALL_SAVE) {
     272      $config->stage = INSTALL_SAVE;
     273  }
     274  
     275  
     276  
     277  if ($config->stage == INSTALL_SAVE) {
     278      $CFG->early_install_lang = false;
     279  
     280      $database = moodle_database::get_driver_instance($config->dbtype, 'native');
     281      if (!$database->driver_installed()) {
     282          $config->stage = INSTALL_DATABASETYPE;
     283      } else {
     284          if (function_exists('distro_pre_create_db')) { // Hook for distros needing to do something before DB creation
     285              $distro = distro_pre_create_db($database, $config->dbhost, $config->dbuser, $config->dbpass, $config->dbname, $config->prefix, array('dbpersist'=>0, 'dbport'=>$config->dbport, 'dbsocket'=>$config->dbsocket), $distro);
     286          }
     287          $hint_database = install_db_validate($database, $config->dbhost, $config->dbuser, $config->dbpass, $config->dbname, $config->prefix, array('dbpersist'=>0, 'dbport'=>$config->dbport, 'dbsocket'=>$config->dbsocket));
     288  
     289          if ($hint_database === '') {
     290              $configphp = install_generate_configphp($database, $CFG);
     291  
     292              umask(0137);
     293              if (($fh = @fopen($configfile, 'w')) !== false) {
     294                  fwrite($fh, $configphp);
     295                  fclose($fh);
     296              }
     297  
     298              if (file_exists($configfile)) {
     299                  // config created, let's continue!
     300                  redirect("$CFG->wwwroot/$config->admin/index.php?lang=$config->lang");
     301              }
     302  
     303              install_print_header($config, 'config.php',
     304                                            get_string('configurationcompletehead', 'install'),
     305                                            get_string('configurationcompletesub', 'install').get_string('configfilenotwritten', 'install'), 'alert-error');
     306              echo '<div class="configphp"><pre>';
     307              echo p($configphp);
     308              echo '</pre></div>';
     309  
     310              install_print_footer($config);
     311              die;
     312  
     313          } else {
     314              $config->stage = INSTALL_DATABASE;
     315          }
     316      }
     317  }
     318  
     319  
     320  
     321  if ($config->stage == INSTALL_DOWNLOADLANG) {
     322      if (empty($CFG->dataroot)) {
     323          $config->stage = INSTALL_PATHS;
     324  
     325      } else if (is_dataroot_insecure()) {
     326          $hint_dataroot = get_string('pathsunsecuredataroot', 'install');
     327          $config->stage = INSTALL_PATHS;
     328  
     329      } else if (!file_exists($CFG->dataroot)) {
     330          $a = new stdClass();
     331          $a->parent = dirname($CFG->dataroot);
     332          $a->dataroot = $CFG->dataroot;
     333          if (!is_writable($a->parent)) {
     334              $hint_dataroot = get_string('pathsroparentdataroot', 'install', $a);
     335              $config->stage = INSTALL_PATHS;
     336          } else {
     337              if (!install_init_dataroot($CFG->dataroot, $CFG->directorypermissions)) {
     338                  $hint_dataroot = get_string('pathserrcreatedataroot', 'install', $a);
     339                  $config->stage = INSTALL_PATHS;
     340              }
     341          }
     342  
     343      } else if (!install_init_dataroot($CFG->dataroot, $CFG->directorypermissions)) {
     344          $hint_dataroot = get_string('pathserrcreatedataroot', 'install', array('dataroot' => $CFG->dataroot));
     345          $config->stage = INSTALL_PATHS;
     346      }
     347  
     348      if (empty($hint_dataroot) and !is_writable($CFG->dataroot)) {
     349          $hint_dataroot = get_string('pathsrodataroot', 'install');
     350          $config->stage = INSTALL_PATHS;
     351      }
     352  
     353      if ($config->admin === '' or !file_exists($CFG->dirroot.'/'.$config->admin.'/environment.xml')) {
     354          $hint_admindir = get_string('pathswrongadmindir', 'install');
     355          $config->stage = INSTALL_PATHS;
     356      }
     357  }
     358  
     359  
     360  
     361  if ($config->stage == INSTALL_DOWNLOADLANG) {
     362      // no need to download anything if en lang selected
     363      if ($CFG->lang == 'en') {
     364          $config->stage = INSTALL_DATABASETYPE;
     365      }
     366  }
     367  
     368  
     369  
     370  if ($config->stage == INSTALL_DATABASETYPE) {
     371      // skip db selection if distro package supports only one db
     372      if (!empty($distro->dbtype)) {
     373          $config->stage = INSTALL_DATABASE;
     374      }
     375  }
     376  
     377  
     378  if ($config->stage == INSTALL_DOWNLOADLANG) {
     379      $downloaderror = '';
     380  
     381      // download and install required lang packs, the lang dir has already been created in install_init_dataroot
     382      $installer = new lang_installer($CFG->lang);
     383      $results = $installer->run();
     384      foreach ($results as $langcode => $langstatus) {
     385          if ($langstatus === lang_installer::RESULT_DOWNLOADERROR) {
     386              $a       = new stdClass();
     387              $a->url  = $installer->lang_pack_url($langcode);
     388              $a->dest = $CFG->dataroot.'/lang';
     389              $downloaderror = get_string('remotedownloaderror', 'error', $a);
     390          }
     391      }
     392  
     393      if ($downloaderror !== '') {
     394          install_print_header($config, get_string('language'), get_string('langdownloaderror', 'install', $CFG->lang), $downloaderror);
     395          install_print_footer($config);
     396          die;
     397      } else {
     398          if (empty($distro->dbtype)) {
     399              $config->stage = INSTALL_DATABASETYPE;
     400          } else {
     401              $config->stage = INSTALL_DATABASE;
     402          }
     403      }
     404  
     405      // switch the string_manager instance to stop using install/lang/
     406      $CFG->early_install_lang = false;
     407      $CFG->langotherroot      = $CFG->dataroot.'/lang';
     408      $CFG->langlocalroot      = $CFG->dataroot.'/lang';
     409      get_string_manager(true);
     410  }
     411  
     412  
     413  if ($config->stage == INSTALL_DATABASE) {
     414      $CFG->early_install_lang = false;
     415  
     416      $database = moodle_database::get_driver_instance($config->dbtype, 'native');
     417  
     418      $sub = '<h3>'.$database->get_name().'</h3>'.$database->get_configuration_help();
     419  
     420      install_print_header($config, get_string('database', 'install'), get_string('databasehead', 'install'), $sub);
     421  
     422      $strdbhost   = get_string('databasehost', 'install');
     423      $strdbname   = get_string('databasename', 'install');
     424      $strdbuser   = get_string('databaseuser', 'install');
     425      $strdbpass   = get_string('databasepass', 'install');
     426      $strprefix   = get_string('dbprefix', 'install');
     427      $strdbport   = get_string('databaseport', 'install');
     428      $strdbsocket = get_string('databasesocket', 'install');
     429  
     430      echo '<div class="row mb-4">';
     431  
     432      $disabled = empty($distro->dbhost) ? '' : 'disabled="disabled';
     433      echo '<div class="col-md-3 text-md-right pt-1"><label for="id_dbhost">'.$strdbhost.'</label></div>';
     434      echo '<div class="col-md-9" data-fieldtype="text">';
     435      echo '<input id="id_dbhost" name="dbhost" '.$disabled.' type="text" class="form-control text-ltr" value="'.s($config->dbhost).'" size="50" /></div>';
     436      echo '</div>';
     437  
     438      echo '<div class="row mb-4">';
     439      echo '<div class="col-md-3 text-md-right pt-1"><label for="id_dbname">'.$strdbname.'</label></div>';
     440      echo '<div class="col-md-9" data-fieldtype="text">';
     441      echo '<input id="id_dbname" name="dbname" type="text" class="form-control text-ltr" value="'.s($config->dbname).'" size="50" /></div>';
     442      echo '</div>';
     443  
     444      $disabled = empty($distro->dbuser) ? '' : 'disabled="disabled';
     445      echo '<div class="row mb-4">';
     446      echo '<div class="col-md-3 text-md-right pt-1"><label for="id_dbuser">'.$strdbuser.'</label></div>';
     447      echo '<div class="col-md-9" data-fieldtype="text">';
     448      echo '<input id="id_dbuser" name="dbuser" '.$disabled.' type="text" class="form-control text-ltr" value="'.s($config->dbuser).'" size="50" /></div>';
     449      echo '</div>';
     450  
     451      echo '<div class="row mb-4">';
     452      echo '<div class="col-md-3 text-md-right pt-1"><label for="id_dbpass">'.$strdbpass.'</label></div>';
     453      // no password field here, the password may be visible in config.php if we can not write it to disk
     454      echo '<div class="col-md-9" data-fieldtype="text">';
     455      echo '<input id="id_dbpass" name="dbpass" type="text" class="form-control text-ltr" value="'.s($config->dbpass).'" size="50" /></div>';
     456      echo '</div>';
     457  
     458      echo '<div class="row mb-4">';
     459      echo '<div class="col-md-3 text-md-right pt-1"><label for="id_prefix">'.$strprefix.'</label></div>';
     460      echo '<div class="col-md-9" data-fieldtype="text">';
     461      echo '<input id="id_prefix" name="prefix" type="text" class="form-control text-ltr" value="'.s($config->prefix).'" size="10" /></div>';
     462      echo '</div>';
     463  
     464      echo '<div class="row mb-4">';
     465      echo '<div class="col-md-3 text-md-right pt-1"><label for="id_prefix">'.$strdbport.'</label></div>';
     466      echo '<div class="col-md-9" data-fieldtype="text">';
     467      echo '<input id="id_dbport" name="dbport" type="text" class="form-control text-ltr" value="'.s($config->dbport).'" size="10" /></div>';
     468      echo '</div>';
     469  
     470      if (!(stristr(PHP_OS, 'win') && !stristr(PHP_OS, 'darwin'))) {
     471          echo '<div class="row mb-4">';
     472          echo '<div class="col-md-3 text-md-right pt-1"><label for="id_dbsocket">'.$strdbsocket.'</label></div>';
     473          echo '<div class="col-md-9" data-fieldtype="text">';
     474          echo '<input id="id_dbsocket" name="dbsocket" type="text" class="form-control text-ltr" value="'.s($config->dbsocket).'" size="50" /></div>';
     475          echo '</div>';
     476      }
     477  
     478      if ($hint_database !== '') {
     479          echo '<div class="alert alert-danger">'.$hint_database.'</div>';
     480      }
     481      echo '</div>';
     482      install_print_footer($config);
     483      die;
     484  }
     485  
     486  
     487  if ($config->stage == INSTALL_DATABASETYPE) {
     488      $CFG->early_install_lang = false;
     489  
     490      // Finally ask for DB type
     491      install_print_header($config, get_string('database', 'install'),
     492                                    get_string('databasetypehead', 'install'),
     493                                    get_string('databasetypesub', 'install'));
     494  
     495      $databases = array('mysqli' => moodle_database::get_driver_instance('mysqli', 'native'),
     496                         'mariadb'=> moodle_database::get_driver_instance('mariadb', 'native'),
     497                         'pgsql'  => moodle_database::get_driver_instance('pgsql',  'native'),
     498                         'oci'    => moodle_database::get_driver_instance('oci',    'native'),
     499                         'sqlsrv' => moodle_database::get_driver_instance('sqlsrv', 'native'), // MS SQL*Server PHP driver
     500                        );
     501  
     502      echo '<div class="row mb-4">';
     503      echo '<div class="col-md-3 text-md-right pt-1"><label for="dbtype">'.get_string('dbtype', 'install').'</label></div>';
     504      echo '<div class="col-md-9" data-fieldtype="select">';
     505      echo '<select class="form-control" id="dbtype" name="dbtype">';
     506      $disabled = array();
     507      $options = array();
     508      foreach ($databases as $type=>$database) {
     509          if ($database->driver_installed() !== true) {
     510              $disabled[$type] = $database;
     511              continue;
     512          }
     513          echo '<option value="'.s($type).'">'.$database->get_name().'</option>';
     514      }
     515      if ($disabled) {
     516          echo '<optgroup label="'.s(get_string('notavailable')).'">';
     517          foreach ($disabled as $type=>$database) {
     518              echo '<option value="'.s($type).'" class="notavailable">'.$database->get_name().'</option>';
     519          }
     520          echo '</optgroup>';
     521      }
     522      echo '</select></div></div>';
     523  
     524      install_print_footer($config);
     525      die;
     526  }
     527  
     528  
     529  
     530  if ($config->stage == INSTALL_ENVIRONMENT or $config->stage == INSTALL_PATHS) {
     531      $curl_fail    = ($lang !== 'en' and !extension_loaded('curl')); // needed for lang pack download
     532      $zip_fail     = ($lang !== 'en' and !extension_loaded('zip'));  // needed for lang pack download
     533  
     534      if ($curl_fail or $zip_fail) {
     535          $config->stage = INSTALL_ENVIRONMENT;
     536  
     537          install_print_header($config, get_string('environmenthead', 'install'),
     538                                        get_string('errorsinenvironment', 'install'),
     539                                        get_string('environmentsub2', 'install'));
     540  
     541          echo '<div id="envresult"><dl>';
     542          if ($curl_fail) {
     543              echo '<dt>'.get_string('phpextension', 'install', 'cURL').'</dt><dd>'.get_string('environmentrequireinstall', 'admin').'</dd>';
     544          }
     545          if ($zip_fail) {
     546              echo '<dt>'.get_string('phpextension', 'install', 'Zip').'</dt><dd>'.get_string('environmentrequireinstall', 'admin').'</dd>';
     547          }
     548          echo '</dl></div>';
     549  
     550          install_print_footer($config, true);
     551          die;
     552  
     553      } else {
     554          $config->stage = INSTALL_PATHS;
     555      }
     556  }
     557  
     558  
     559  
     560  if ($config->stage == INSTALL_PATHS) {
     561      $paths = array('wwwroot'  => get_string('wwwroot', 'install'),
     562                     'dirroot'  => get_string('dirroot', 'install'),
     563                     'dataroot' => get_string('dataroot', 'install'));
     564  
     565      $sub = '<dl>';
     566      foreach ($paths as $path=>$name) {
     567          $sub .= '<dt>'.$name.'</dt><dd>'.get_string('pathssub'.$path, 'install').'</dd>';
     568      }
     569      if (!file_exists("$CFG->dirroot/admin/environment.xml")) {
     570          $sub .= '<dt>'.get_string('admindirname', 'install').'</dt><dd>'.get_string('pathssubadmindir', 'install').'</dd>';
     571      }
     572      $sub .= '</dl>';
     573  
     574      install_print_header($config, get_string('paths', 'install'), get_string('pathshead', 'install'), $sub);
     575  
     576      $strwwwroot      = get_string('wwwroot', 'install');
     577      $strdirroot      = get_string('dirroot', 'install');
     578      $strdataroot     = get_string('dataroot', 'install');
     579      $stradmindirname = get_string('admindirname', 'install');
     580  
     581      echo '<div class="row mb-4">';
     582      echo '<div class="col-md-3 text-md-right pt-1"><label for="id_wwwroot">'.$paths['wwwroot'].'</label></div>';
     583      echo '<div class="col-md-9" data-fieldtype="text">';
     584      echo '<input id="id_wwwroot" name="wwwroot" type="text" class="form-control text-ltr" value="'.s($CFG->wwwroot).'" disabled="disabled" size="70" /></div>';
     585      echo '</div>';
     586  
     587      echo '<div class="row mb-4">';
     588      echo '<div class="col-md-3 text-md-right pt-1"><label for="id_dirroot">'.$paths['dirroot'].'</label></div>';
     589      echo '<div class="col-md-9" data-fieldtype="text">';
     590      echo '<input id="id_dirroot" name="dirroot" type="text" class="form-control text-ltr" value="'.s($CFG->dirroot).'" disabled="disabled" size="70" /></div>';
     591      echo '</div>';
     592  
     593      echo '<div class="row mb-4">';
     594      echo '<div class="col-md-3 text-md-right pt-1"><label for="id_dataroot">'.$paths['dataroot'].'</label></div>';
     595      echo '<div class="col-md-9" data-fieldtype="text">';
     596      echo '<input id="id_dataroot" name="dataroot" type="text" class="form-control text-ltr" value="'.s($config->dataroot).'" size="70" /></div>';
     597      echo '</div>';
     598      if ($hint_dataroot !== '') {
     599          echo '<div class="alert alert-danger">'.$hint_dataroot.'</div>';
     600      }
     601  
     602  
     603      if (!file_exists("$CFG->dirroot/admin/environment.xml")) {
     604          echo '<div class="row mb-4">';
     605          echo '<div class="col-md-3 text-md-right pt-1"><label for="id_admin">'.$paths['admindir'].'</label></div>';
     606          echo '<div class="col-md-9" data-fieldtype="text">';
     607          echo '<input id="id_admin" name="admin" type="text" class="form-control text-ltr" value="'.s($config->admin).'" size="10" /></div>';
     608          echo '</div>';
     609          if ($hint_admindir !== '') {
     610              echo '<div class="alert alert-danger">'.$hint_admindir.'</div>';
     611          }
     612          echo '</div>';
     613      }
     614  
     615      echo '</div>';
     616  
     617      install_print_footer($config);
     618      die;
     619  }
     620  
     621  
     622  
     623  $config->stage = INSTALL_WELCOME;
     624  
     625  if ($distro) {
     626      ob_start();
     627      include('install/distribution.html');
     628      $sub = ob_get_clean();
     629  
     630      install_print_header($config, get_string('language'),
     631                                    get_string('chooselanguagehead', 'install'),
     632                                    $sub, 'alert-success');
     633  
     634  } else {
     635      install_print_header($config, get_string('language'),
     636                                    get_string('chooselanguagehead', 'install'),
     637                                    get_string('chooselanguagesub', 'install'));
     638  }
     639  
     640  $languages = get_string_manager()->get_list_of_translations();
     641  echo '<div class="row mb-4">';
     642  echo '<div class="col-md-3 text-md-right pt-1"><label for="langselect">'.get_string('language').'</label></div>';
     643  echo '<div class="col-md-9" data-fieldtype="select">';
     644  echo '<select id="langselect" class="form-control" name="lang" onchange="this.form.submit()">';
     645  foreach ($languages as $name=>$value) {
     646      $selected = ($name == $CFG->lang) ? 'selected="selected"' : '';
     647      echo '<option value="'.s($name).'" '.$selected.'>'.$value.'</option>';
     648  }
     649  echo '</select></div>';
     650  echo '</div>';
     651  
     652  install_print_footer($config);
     653  die;
     654  
    

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