install.php

   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
  49 // Servers should define a default timezone in php.ini, but if they don't then make sure something is defined.
  50 // This is a quick hack.  Ideally we should ask the admin for a value.  See MDL-22625 for more on this.
  51 if (function_exists('date_default_timezone_set') and function_exists('date_default_timezone_get')) {
  52     @date_default_timezone_set(@date_default_timezone_get());
  53 }
  54
  55 // make sure PHP errors are displayed - helps with diagnosing of problems
  56 @error_reporting(E_ALL);
  57 @ini_set('display_errors', '1');
  58
  59 // Check that PHP is of a sufficient version
  60 // PHP 5.2.0 is intentionally checked here even though a higher version is required by the environment
  61 // check. This is not a typo - see MDL-18112
  62 if (version_compare(phpversion(), "5.2.0") < 0) {
  63     $phpversion = phpversion();
  64     // do NOT localise - lang strings would not work here and we CAN not move it after installib
  65     echo "Moodle 2.1 or later requires at least PHP 5.3.2 (currently using version $phpversion).<br />";
  66     echo "Please upgrade your server software or install older Moodle version.";
  67     die;
  68 }
  69
  70 // make sure iconv is available and actually works
  71 if (!function_exists('iconv')) {
  72     // this should not happen, this must be very borked install
  73     echo 'Moodle requires the iconv PHP extension. Please install or enable the iconv extension.';
  74     die();
  75 }
  76 if (iconv('UTF-8', 'UTF-8//IGNORE', 'abc') !== 'abc') {
  77     // known to be broken in mid-2011 MAMP installations
  78     echo 'Broken iconv PHP extension detected, installation can not continue.';
  79     die;
  80 }
  81
  82 if (PHP_INT_SIZE > 4) {
  83     // most probably 64bit PHP - we need a lot more memory
  84     $minrequiredmemory = '70M';
  85 } else {
  86     // 32bit PHP
  87     $minrequiredmemory = '40M';
  88 }
  89 // increase or decrease available memory - we need to make sure moodle
  90 // installs even with low memory, otherwise developers would overlook
  91 // sudden increases of memory needs ;-)
  92 @ini_set('memory_limit', $minrequiredmemory);
  93
  94 /** Used by library scripts to check they are being called by Moodle */
  95 define('MOODLE_INTERNAL', true);
  96
  97 require dirname(__FILE__).'/lib/installlib.php';
  98
  99 // TODO: add lang detection here if empty $_REQUEST['lang']
 100
 101 // distro specific customisation
 102 $distro = null;
 103 if (file_exists('install/distrolib.php')) {
 104     require_once('install/distrolib.php');
 105     if (function_exists('distro_get_config')) {
 106         $distro = distro_get_config();
 107     }
 108 }
 109
 110 $config = new stdClass();
 111 $config->lang = $lang;
 112
 113 if (!empty($_POST)) {
 114     if (install_ini_get_bool('magic_quotes_gpc')) {
 115         $_POST = array_map('stripslashes', $_POST);
 116     }
 117
 118     $config->stage = (int)$_POST['stage'];
 119
 120     if (isset($_POST['previous'])) {
 121         $config->stage--;
 122         if (INSTALL_DATABASETYPE and !empty($distro->dbtype)) {
 123             $config->stage--;
 124         }
 125         if ($config->stage == INSTALL_ENVIRONMENT or $config->stage == INSTALL_DOWNLOADLANG) {
 126             $config->stage--;
 127         }
 128     } else if (isset($_POST['next'])) {
 129         $config->stage++;
 130     }
 131
 132     $config->dbtype   = trim($_POST['dbtype']);
 133     $config->dbhost   = trim($_POST['dbhost']);
 134     $config->dbuser   = trim($_POST['dbuser']);
 135     $config->dbpass   = trim($_POST['dbpass']);
 136     $config->dbname   = trim($_POST['dbname']);
 137     $config->prefix   = trim($_POST['prefix']);
 138     $config->dbsocket = (int)(!empty($_POST['dbsocket']));
 139
 140     $config->admin    = empty($_POST['admin']) ? 'admin' : trim($_POST['admin']);
 141
 142     $config->dataroot = trim($_POST['dataroot']);
 143
 144 } else {
 145     $config->stage    = INSTALL_WELCOME;
 146
 147     $config->dbtype   = empty($distro->dbtype) ? '' : $distro->dbtype; // let distro skip dbtype selection
 148     $config->dbhost   = empty($distro->dbhost) ? 'localhost' : $distro->dbhost; // let distros set dbhost
 149     $config->dbuser   = empty($distro->dbuser) ? '' : $distro->dbuser; // let distros set dbuser
 150     $config->dbpass   = '';
 151     $config->dbname   = 'moodle';
 152     $config->prefix   = 'mdl_';
 153     $config->dbsocket = 0;
 154
 155     $config->admin    = 'admin';
 156
 157     $config->dataroot = empty($distro->dataroot) ? null  : $distro->dataroot; // initialised later after including libs or by distro
 158 }
 159
 160 // Fake some settings so that we can use selected functions from moodlelib.php and weblib.php
 161 $CFG = new stdClass();
 162 $CFG->lang                 = $config->lang;
 163 $CFG->dirroot              = dirname(__FILE__);
 164 $CFG->libdir               = "$CFG->dirroot/lib";
 165 $CFG->wwwroot              = install_guess_wwwroot(); // can not be changed - ppl must use the real address when installing
 166 $CFG->httpswwwroot         = $CFG->wwwroot;
 167 $CFG->dataroot             = $config->dataroot;
 168 $CFG->tempdir              = $CFG->dataroot.'/temp';
 169 $CFG->cachedir             = $CFG->dataroot.'/cache';
 170 $CFG->admin                = $config->admin;
 171 $CFG->docroot              = 'http://docs.moodle.org';
 172 $CFG->langotherroot        = $CFG->dataroot.'/lang';
 173 $CFG->langlocalroot        = $CFG->dataroot.'/lang';
 174 $CFG->directorypermissions = isset($distro->directorypermissions) ? $distro->directorypermissions : 00777; // let distros set dir permissions
 175 $CFG->running_installer    = true;
 176 $CFG->early_install_lang   = true;
 177
 178 // Require all needed libs
 179 require_once($CFG->libdir.'/setuplib.php');
 180
 181 // we need to make sure we have enough memory to load all libraries
 182 $memlimit = @ini_get('memory_limit');
 183 if (!empty($memlimit) and $memlimit != -1) {
 184     if (get_real_size($memlimit) < get_real_size($minrequiredmemory)) {
 185         // do NOT localise - lang strings would not work here and we CAN not move it to later place
 186         echo "Moodle requires at least {$minrequiredmemory}B of PHP memory.<br />";
 187         echo "Please contact server administrator to fix PHP.ini memory settings.";
 188         die;
 189     }
 190 }
 191
 192 // Continue with lib loading
 193 require_once($CFG->libdir.'/textlib.class.php');
 194 require_once($CFG->libdir.'/weblib.php');
 195 require_once($CFG->libdir.'/outputlib.php');
 196 require_once($CFG->libdir.'/dmllib.php');
 197 require_once($CFG->libdir.'/moodlelib.php');
 198 require_once($CFG->libdir .'/pagelib.php');
 199 require_once($CFG->libdir.'/deprecatedlib.php');
 200 require_once($CFG->libdir.'/adminlib.php');
 201 require_once($CFG->libdir.'/environmentlib.php');
 202 require_once($CFG->libdir.'/componentlib.class.php');
 203
 204 //point pear include path to moodles lib/pear so that includes and requires will search there for files before anywhere else
 205 //the problem is that we need specific version of quickforms and hacked excel files :-(
 206 ini_set('include_path', $CFG->libdir.'/pear' . PATH_SEPARATOR . ini_get('include_path'));
 207 //point zend include path to moodles lib/zend so that includes and requires will search there for files before anywhere else
 208 ini_set('include_path', $CFG->libdir.'/zend' . PATH_SEPARATOR . ini_get('include_path'));
 209
 210 require('version.php');
 211 $CFG->target_release = $release;
 212
 213 $SESSION = new stdClass();
 214 $SESSION->lang = $CFG->lang;
 215
 216 $USER = new stdClass();
 217 $USER->id = 0;
 218
 219 $COURSE = new stdClass();
 220 $COURSE->id = 0;
 221
 222 $SITE = $COURSE;
 223 define('SITEID', 0);
 224
 225 $hint_dataroot = '';
 226 $hint_admindir = '';
 227 $hint_database = '';
 228
 229 // Are we in help mode?
 230 if (isset($_GET['help'])) {
 231     install_print_help_page($_GET['help']);
 232 }
 233
 234 //first time here? find out suitable dataroot
 235 if (is_null($CFG->dataroot)) {
 236     $CFG->dataroot = dirname(dirname(__FILE__)).DIRECTORY_SEPARATOR.'moodledata';
 237
 238     $i = 0; //safety check - dirname might return some unexpected results
 239     while(is_dataroot_insecure()) {
 240         $parrent = dirname($CFG->dataroot);
 241         $i++;
 242         if ($parrent == '/' or $parrent == '.' or preg_match('/^[a-z]:\\\?$/i', $parrent) or ($i > 100)) {
 243             $CFG->dataroot = ''; //can not find secure location for dataroot
 244             break;
 245         }
 246         $CFG->dataroot = dirname($parrent).DIRECTORY_SEPARATOR.'moodledata';
 247     }
 248     $config->dataroot = $CFG->dataroot;
 249     $config->stage    = INSTALL_WELCOME;
 250 }
 251
 252 // now let's do the stage work
 253 if ($config->stage < INSTALL_WELCOME) {
 254     $config->stage = INSTALL_WELCOME;
 255 }
 256 if ($config->stage > INSTALL_SAVE) {
 257     $config->stage = INSTALL_SAVE;
 258 }
 259
 260
 261
 262 if ($config->stage == INSTALL_SAVE) {
 263     $CFG->early_install_lang = false;
 264
 265     $database = moodle_database::get_driver_instance($config->dbtype, 'native');
 266     if (!$database->driver_installed()) {
 267         $config->stage = INSTALL_DATABASETYPE;
 268     } else {
 269         if (function_exists('distro_pre_create_db')) { // Hook for distros needing to do something before DB creation
 270             $distro = distro_pre_create_db($database, $config->dbhost, $config->dbuser, $config->dbpass, $config->dbname, $config->prefix, array('dbpersist'=>0, 'dbsocket'=>$config->dbsocket), $distro);
 271         }
 272         $hint_database = install_db_validate($database, $config->dbhost, $config->dbuser, $config->dbpass, $config->dbname, $config->prefix, array('dbpersist'=>0, 'dbsocket'=>$config->dbsocket));
 273
 274         if ($hint_database === '') {
 275             $configphp = install_generate_configphp($database, $CFG);
 276
 277             umask(0137);
 278             if (($fh = @fopen($configfile, 'w')) !== false) {
 279                 fwrite($fh, $configphp);
 280                 fclose($fh);
 281             }
 282
 283             if (file_exists($configfile)) {
 284                 // config created, let's continue!
 285                 redirect("$CFG->wwwroot/$config->admin/index.php?lang=$config->lang");
 286             }
 287
 288             install_print_header($config, 'config.php',
 289                                           get_string('configurationcompletehead', 'install'),
 290                                           get_string('configurationcompletesub', 'install').get_string('configfilenotwritten', 'install'));
 291             echo '<div class="configphp"><pre>';
 292             echo p($configphp);
 293             echo '</pre></div>';
 294
 295             install_print_footer($config);
 296             die;
 297
 298         } else {
 299             $config->stage = INSTALL_DATABASE;
 300         }
 301     }
 302 }
 303
 304
 305
 306 if ($config->stage == INSTALL_DOWNLOADLANG) {
 307     if (empty($CFG->dataroot)) {
 308         $config->stage = INSTALL_PATHS;
 309
 310     } else if (is_dataroot_insecure()) {
 311         $hint_dataroot = get_string('pathsunsecuredataroot', 'install');
 312         $config->stage = INSTALL_PATHS;
 313
 314     } else if (!file_exists($CFG->dataroot)) {
 315         $a = new stdClass();
 316         $a->parent = dirname($CFG->dataroot);
 317         $a->dataroot = $CFG->dataroot;
 318         if (!is_writable($a->parent)) {
 319             $hint_dataroot = get_string('pathsroparentdataroot', 'install', $a);
 320             $config->stage = INSTALL_PATHS;
 321         } else {
 322             if (!install_init_dataroot($CFG->dataroot, $CFG->directorypermissions)) {
 323                 $hint_dataroot = get_string('pathserrcreatedataroot', 'install', $a);
 324                 $config->stage = INSTALL_PATHS;
 325             }
 326         }
 327
 328     } else if (!install_init_dataroot($CFG->dataroot, $CFG->directorypermissions)) {
 329         $hint_dataroot = get_string('pathserrcreatedataroot', 'install', array('dataroot' => $CFG->dataroot));
 330         $config->stage = INSTALL_PATHS;
 331     }
 332
 333     if (empty($hint_dataroot) and !is_writable($CFG->dataroot)) {
 334         $hint_dataroot = get_string('pathsrodataroot', 'install');
 335         $config->stage = INSTALL_PATHS;
 336     }
 337
 338     if ($config->admin === '' or !file_exists($CFG->dirroot.'/'.$config->admin.'/environment.xml')) {
 339         $hint_admindir = get_string('pathswrongadmindir', 'install');
 340         $config->stage = INSTALL_PATHS;
 341     }
 342 }
 343
 344
 345
 346 if ($config->stage == INSTALL_DOWNLOADLANG) {
 347     // no need to download anything if en lang selected
 348     if ($CFG->lang == 'en') {
 349         $config->stage = INSTALL_DATABASETYPE;
 350     }
 351 }
 352
 353
 354
 355 if ($config->stage == INSTALL_DATABASETYPE) {
 356     // skip db selection if distro package supports only one db
 357     if (!empty($distro->dbtype)) {
 358         $config->stage = INSTALL_DATABASE;
 359     }
 360 }
 361
 362
 363 if ($config->stage == INSTALL_DOWNLOADLANG) {
 364     $downloaderror = '';
 365
 366     // download and install required lang packs, the lang dir has already been created in install_init_dataroot
 367     $installer = new lang_installer($CFG->lang);
 368     $results = $installer->run();
 369     foreach ($results as $langcode => $langstatus) {
 370         if ($langstatus === lang_installer::RESULT_DOWNLOADERROR) {
 371             $a       = new stdClass();
 372             $a->url  = $installer->lang_pack_url($langcode);
 373             $a->dest = $CFG->dataroot.'/lang';
 374             $downloaderror = get_string('remotedownloaderror', 'error', $a);
 375         }
 376     }
 377
 378     if ($downloaderror !== '') {
 379         install_print_header($config, get_string('language'), get_string('langdownloaderror', 'install', $CFG->lang), $downloaderror);
 380         install_print_footer($config);
 381         die;
 382     } else {
 383         if (empty($distro->dbtype)) {
 384             $config->stage = INSTALL_DATABASETYPE;
 385         } else {
 386             $config->stage = INSTALL_DATABASE;
 387         }
 388     }
 389
 390     // switch the string_manager instance to stop using install/lang/
 391     $CFG->early_install_lang = false;
 392     $CFG->langotherroot      = $CFG->dataroot.'/lang';
 393     $CFG->langlocalroot      = $CFG->dataroot.'/lang';
 394     get_string_manager(true);
 395 }
 396
 397
 398 if ($config->stage == INSTALL_DATABASE) {
 399     $CFG->early_install_lang = false;
 400
 401     $database = moodle_database::get_driver_instance($config->dbtype, 'native');
 402
 403     $sub = '<h3>'.$database->get_name().'</h3>'.$database->get_configuration_help();
 404
 405     install_print_header($config, get_string('database', 'install'), get_string('databasehead', 'install'), $sub);
 406
 407     $strdbhost   = get_string('databasehost', 'install');
 408     $strdbname   = get_string('databasename', 'install');
 409     $strdbuser   = get_string('databaseuser', 'install');
 410     $strdbpass   = get_string('databasepass', 'install');
 411     $strprefix   = get_string('dbprefix', 'install');
 412     $strdbsocket = get_string('databasesocket', 'install');
 413
 414     echo '<div class="userinput">';
 415
 416     $disabled = empty($distro->dbhost) ? '' : 'disabled="disabled';
 417     echo '<div class="formrow"><label for="id_dbhost" class="formlabel">'.$strdbhost.'</label>';
 418     echo '<input id="id_dbhost" name="dbhost" '.$disabled.' type="text" value="'.s($config->dbhost).'" size="50" class="forminput" />';
 419     echo '</div>';
 420
 421     echo '<div class="formrow"><label for="id_dbname" class="formlabel">'.$strdbname.'</label>';
 422     echo '<input id="id_dbname" name="dbname" type="text" value="'.s($config->dbname).'" size="50" class="forminput" />';
 423     echo '</div>';
 424
 425     $disabled = empty($distro->dbuser) ? '' : 'disabled="disabled';
 426     echo '<div class="formrow"><label for="id_dbuser" class="formlabel">'.$strdbuser.'</label>';
 427     echo '<input id="id_dbuser" name="dbuser" '.$disabled.' type="text" value="'.s($config->dbuser).'" size="50" class="forminput" />';
 428     echo '</div>';
 429
 430     echo '<div class="formrow"><label for="id_dbpass" class="formlabel">'.$strdbpass.'</label>';
 431     // no password field here, the password may be visible in config.php if we can not write it to disk
 432     echo '<input id="id_dbpass" name="dbpass" type="text" value="'.s($config->dbpass).'" size="50" class="forminput" />';
 433     echo '</div>';
 434
 435     echo '<div class="formrow"><label for="id_prefix" class="formlabel">'.$strprefix.'</label>';
 436     echo '<input id="id_prefix" name="prefix" type="text" value="'.s($config->prefix).'" size="10" class="forminput" />';
 437     echo '</div>';
 438
 439     if (!(stristr(PHP_OS, 'win') && !stristr(PHP_OS, 'darwin'))) {
 440         $checked = $config->dbsocket ? 'checked="checked' : '';
 441         echo '<div class="formrow"><label for="id_dbsocket" class="formlabel">'.$strdbsocket.'</label>';
 442         echo '<input type="hidden" value="0" name="dbsocket" />';
 443         echo '<input type="checkbox" id="id_dbsocket" value="1" name="dbsocket" '.$checked.' class="forminput" />';
 444         echo '</div>';
 445     }
 446
 447     echo '<div class="hint">'.$hint_database.'</div>';
 448     echo '</div>';
 449     install_print_footer($config);
 450     die;
 451 }
 452
 453
 454 if ($config->stage == INSTALL_DATABASETYPE) {
 455     $CFG->early_install_lang = false;
 456
 457     // Finally ask for DB type
 458     install_print_header($config, get_string('database', 'install'),
 459                                   get_string('databasetypehead', 'install'),
 460                                   get_string('databasetypesub', 'install'));
 461
 462     $databases = array('mysqli' => moodle_database::get_driver_instance('mysqli', 'native'),
 463                        'pgsql'  => moodle_database::get_driver_instance('pgsql',  'native'),
 464                        'oci'    => moodle_database::get_driver_instance('oci',    'native'),
 465                        'sqlsrv' => moodle_database::get_driver_instance('sqlsrv', 'native'), // MS SQL*Server PHP driver
 466                        'mssql'  => moodle_database::get_driver_instance('mssql',  'native'), // FreeTDS driver
 467                       );
 468
 469     echo '<div class="userinput">';
 470     echo '<div class="formrow"><label class="formlabel" for="dbtype">'.get_string('dbtype', 'install').'</label>';
 471     echo '<select id="dbtype" name="dbtype" class="forminput">';
 472     $disabled = array();
 473     $options = array();
 474     foreach ($databases as $type=>$database) {
 475         if ($database->driver_installed() !== true) {
 476             $disabled[$type] = $database;
 477             continue;
 478         }
 479         echo '<option value="'.s($type).'">'.$database->get_name().'</option>';
 480     }
 481     if ($disabled) {
 482         echo '<optgroup label="'.s(get_string('notavailable')).'">';
 483         foreach ($disabled as $type=>$database) {
 484             echo '<option value="'.s($type).'" class="notavailable">'.$database->get_name().'</option>';
 485         }
 486         echo '</optgroup>';
 487     }
 488     echo '</select></div>';
 489     echo '</div>';
 490
 491     install_print_footer($config);
 492     die;
 493 }
 494
 495
 496
 497 if ($config->stage == INSTALL_ENVIRONMENT or $config->stage == INSTALL_PATHS) {
 498     $version_fail = (version_compare(phpversion(), "5.3.2") < 0);
 499     $curl_fail    = ($lang !== 'en' and !extension_loaded('curl')); // needed for lang pack download
 500     $zip_fail     = ($lang !== 'en' and !extension_loaded('zip'));  // needed for lang pack download
 501
 502     if ($version_fail or $curl_fail or $zip_fail) {
 503         $config->stage = INSTALL_ENVIRONMENT;
 504
 505         install_print_header($config, get_string('environmenthead', 'install'),
 506                                       get_string('errorsinenvironment', 'install'),
 507                                       get_string('environmentsub2', 'install'));
 508
 509         echo '<div id="envresult"><dl>';
 510         if ($version_fail) {
 511             $a = (object)array('needed'=>'5.3.2', 'current'=>phpversion());
 512             echo '<dt>'.get_string('phpversion', 'install').'</dt><dd>'.get_string('environmentrequireversion', 'admin', $a).'</dd>';
 513         }
 514         if ($curl_fail) {
 515             echo '<dt>'.get_string('phpextension', 'install', 'cURL').'</dt><dd>'.get_string('environmentrequireinstall', 'admin').'</dd>';
 516         }
 517         if ($zip_fail) {
 518             echo '<dt>'.get_string('phpextension', 'install', 'Zip').'</dt><dd>'.get_string('environmentrequireinstall', 'admin').'</dd>';
 519         }
 520         echo '</dl></div>';
 521
 522         install_print_footer($config, true);
 523         die;
 524
 525     } else {
 526         $config->stage = INSTALL_PATHS;
 527     }
 528 }
 529
 530
 531
 532 if ($config->stage == INSTALL_PATHS) {
 533     $paths = array('wwwroot'  => get_string('wwwroot', 'install'),
 534                    'dirroot'  => get_string('dirroot', 'install'),
 535                    'dataroot' => get_string('dataroot', 'install'));
 536
 537     $sub = '<dl>';
 538     foreach ($paths as $path=>$name) {
 539         $sub .= '<dt>'.$name.'</dt><dd>'.get_string('pathssub'.$path, 'install').'</dd>';
 540     }
 541     if (!file_exists("$CFG->dirroot/admin/environment.xml")) {
 542         $sub .= '<dt>'.get_string('admindirname', 'install').'</dt><dd>'.get_string('pathssubadmindir', 'install').'</dd>';
 543     }
 544     $sub .= '</dl>';
 545
 546     install_print_header($config, get_string('paths', 'install'), get_string('pathshead', 'install'), $sub);
 547
 548     $strwwwroot      = get_string('wwwroot', 'install');
 549     $strdirroot      = get_string('dirroot', 'install');
 550     $strdataroot     = get_string('dataroot', 'install');
 551     $stradmindirname = get_string('admindirname', 'install');
 552
 553     echo '<div class="userinput">';
 554     echo '<div class="formrow"><label for="id_wwwroot" class="formlabel">'.$paths['wwwroot'].'</label>';
 555     echo '<input id="id_wwwroot" name="wwwroot" type="text" value="'.s($CFG->wwwroot).'" disabled="disabled" size="70" class="forminput" />';
 556     echo '</div>';
 557
 558     echo '<div class="formrow"><label for="id_dirroot" class="formlabel">'.$paths['dirroot'].'</label>';
 559     echo '<input id="id_dirroot" name="dirroot" type="text" value="'.s($CFG->dirroot).'" disabled="disabled" size="70"class="forminput" />';
 560     echo '</div>';
 561
 562     echo '<div class="formrow"><label for="id_dataroot" class="formlabel">'.$paths['dataroot'].'</label>';
 563     echo '<input id="id_dataroot" name="dataroot" type="text" value="'.s($config->dataroot).'" size="70" class="forminput" />';
 564     if ($hint_dataroot !== '') {
 565         echo '<div class="hint">'.$hint_dataroot.'</div>';
 566     }
 567     echo '</div>';
 568
 569
 570     if (!file_exists("$CFG->dirroot/admin/environment.xml")) {
 571         echo '<div class="formrow"><label for="id_admin" class="formlabel">'.$paths['admindir'].'</label>';
 572         echo '<input id="id_admin" name="admin" type="text" value="'.s($config->admin).'" size="10" class="forminput" />';
 573         if ($hint_admindir !== '') {
 574             echo '<div class="hint">'.$hint_admindir.'</div>';
 575         }
 576         echo '</div>';
 577     }
 578
 579     echo '</div>';
 580
 581     install_print_footer($config);
 582     die;
 583 }
 584
 585
 586
 587 $config->stage = INSTALL_WELCOME;
 588
 589 if ($distro) {
 590     ob_start();
 591     include('install/distribution.html');
 592     $sub = ob_get_clean();
 593
 594     install_print_header($config, get_string('language'),
 595                                   get_string('chooselanguagehead', 'install'),
 596                                   $sub);
 597
 598 } else {
 599     install_print_header($config, get_string('language'),
 600                                   get_string('chooselanguagehead', 'install'),
 601                                   get_string('chooselanguagesub', 'install'));
 602 }
 603
 604 $languages = get_string_manager()->get_list_of_translations();
 605 echo '<div class="userinput">';
 606 echo '<div class="formrow"><label class="formlabel" for="langselect">'.get_string('language').'</label>';
 607 echo '<select id="langselect" name="lang" class="forminput" onchange="this.form.submit()">';
 608 foreach ($languages as $name=>$value) {
 609     $selected = ($name == $CFG->lang) ? 'selected="selected"' : '';
 610     echo '<option value="'.s($name).'" '.$selected.'>'.$value.'</option>';
 611 }
 612 echo '</select></div>';
 613 echo '</div>';
 614
 615 install_print_footer($config);
 616 die;
 617