mirror of
https://github.com/moodle/moodle.git
synced 2025-01-18 05:58:34 +01:00
588 lines
22 KiB
PHP
588 lines
22 KiB
PHP
<?php /// $Id$
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/// install.php - helps admin user to create a config.php file
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if (isset($_REQUEST['lang'])) {
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$lang = eregi_replace('[^A-Za-z0-9_-]', '', $_REQUEST['lang']);
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} else {
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$lang = 'en_utf8';
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}
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if (isset($_REQUEST['admin'])) {
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$admin = eregi_replace('[^A-Za-z0-9_-]', '', $_REQUEST['admin']);
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} else {
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$admin = 'admin';
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}
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/// If config.php exists we just created config.php and need to redirect to continue installation
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$configfile = './config.php';
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if (file_exists($configfile)) {
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header("Location: $admin/index.php?lang=$lang");
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die;
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}
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/// make sure PHP errors are displayed - helps with diagnosing of problems
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@error_reporting(E_ALL);
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@ini_set('display_errors', '1');
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// we need a lot of memory
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@ini_set('memory_limit', '40M');
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/// Check that PHP is of a sufficient version
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if (version_compare(phpversion(), "5.2.0") < 0) {
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$phpversion = phpversion();
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// do NOT localise - lang strings would not work here and we CAN not move it after installib
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echo "Sorry, Moodle 2.0 requires PHP 5.2.8 or later (currently using version $phpversion). ";
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echo "Please upgrade your server software or install latest Moodle 1.9.x instead.";
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die;
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}
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require dirname(__FILE__).'/lib/installlib.php';
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// TODO: add lang detection here if empty $_REQUEST['lang']
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// distro specific customisation
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$distro = null;
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if (file_exists('install/distrolib.php')) {
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require_once('install/distrolib.php');
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if (function_exists('distro_get_config')) {
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$distro = distro_get_config();
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}
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}
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$config = new stdClass();
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$config->lang = $lang;
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if (!empty($_POST)) {
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if (install_ini_get_bool('magic_quotes_gpc')) {
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$_POST = array_map('stripslashes', $_POST);
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}
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$config->stage = (int)$_POST['stage'];
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if (isset($_POST['previous'])) {
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$config->stage--;
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if (INSTALL_DATABASETYPE and !empty($distro->dbtype)) {
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$config->stage--;
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}
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if ($config->stage == INSTALL_ENVIRONMENT or $config->stage == INSTALL_DOWNLOADLANG) {
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$config->stage--;
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}
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} else if (isset($_POST['next'])) {
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$config->stage++;
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}
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$config->dbtype = trim($_POST['dbtype']);
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$config->dbhost = trim($_POST['dbhost']);
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$config->dbuser = trim($_POST['dbuser']);
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$config->dbpass = trim($_POST['dbpass']);
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$config->dbname = trim($_POST['dbname']);
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$config->prefix = trim($_POST['prefix']);
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$config->dbsocket = (int)(!empty($_POST['dbsocket']));
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$config->dirroot = trim($_POST['dirroot']);
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$config->admin = empty($_POST['admin']) ? 'admin' : trim($_POST['admin']);
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$config->dataroot = trim($_POST['dataroot']);
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} else {
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$config->stage = INSTALL_WELCOME;
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$config->dbtype = empty($distro->dbtype) ? '' : $distro->dbtype; // let distro skip dbtype selection
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$config->dbhost = empty($distro->dbhost) ? 'localhost' : $distro->dbhost; // let distros set dbhost
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$config->dbuser = empty($distro->dbuser) ? '' : $distro->dbuser; // let distros set dbuser
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$config->dbpass = '';
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$config->dbname = 'moodle';
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$config->prefix = 'mdl_';
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$config->dbsocket = 0;
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$config->dirroot = str_replace('\\', '/', dirname(__FILE__)); // Fix for win32
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$config->admin = 'admin';
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$config->dataroot = empty($distro->dataroot) ? null : $distro->dataroot; // initialised later after including libs or by distro
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}
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/// Fake some settings so that we can use selected functions from moodlelib.php and weblib.php
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$CFG = new stdClass();
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$CFG->lang = $config->lang;
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$CFG->dirroot = str_replace('\\', '/', dirname(__FILE__)); // Fix for win32
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$CFG->libdir = "$CFG->dirroot/lib";
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$CFG->wwwroot = install_guess_wwwroot(); // can not be changed - ppl must use the real address when installing
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$CFG->httpswwwroot = $CFG->wwwroot;
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$CFG->httpsthemewww = $CFG->wwwroot;
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$CFG->dataroot = $config->dataroot;
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$CFG->admin = $config->admin;
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$CFG->docroot = 'http://docs.moodle.org';
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$CFG->directorypermissions = 00777;
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$CFG->running_installer = true;
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/// Require all needed libs
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require_once($CFG->libdir.'/setuplib.php');
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require_once($CFG->libdir.'/textlib.class.php');
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require_once($CFG->libdir.'/weblib.php');
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require_once($CFG->libdir.'/dmllib.php');
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require_once($CFG->libdir.'/moodlelib.php');
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require_once($CFG->libdir.'/deprecatedlib.php');
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require_once($CFG->libdir.'/adminlib.php');
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require_once($CFG->libdir.'/environmentlib.php');
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require_once($CFG->libdir.'/xmlize.php');
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require_once($CFG->libdir.'/componentlib.class.php');
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require('version.php');
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$CFG->target_release = $release;
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$SESSION = new object();
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$SESSION->lang = $CFG->lang;
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$USER = new object();
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$USER->id = 0;
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$COURSE = new object();
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$COURSE->id = 0;
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$SITE = $COURSE;
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define('SITEID', 0);
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$hint_dataroot = '';
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$hint_dirroot = '';
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$hint_admindir = '';
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$hint_database = '';
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/// Are we in help mode?
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if (isset($_GET['help'])) {
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install_print_help_page($_GET['help']);
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}
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/// send css?
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if (isset($_GET['css'])) {
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install_css_styles();
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}
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///first time here? find out suitable dataroot
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if (is_null($CFG->dataroot)) {
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$CFG->dataroot = str_replace('\\', '/', dirname(dirname(__FILE__)).'/moodledata');
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$i = 0; //safety check - dirname might return some unexpected results
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while(is_dataroot_insecure()) {
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$parrent = dirname($CFG->dataroot);
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$i++;
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if ($parrent == '/' or $parrent == '.' or preg_match('/^[a-z]:\\\?$/i', $parrent) or ($i > 100)) {
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$CFG->dataroot = ''; //can not find secure location for dataroot
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break;
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}
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$CFG->dataroot = dirname($parrent).'/moodledata';
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}
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$config->dataroot = $CFG->dataroot;
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$config->stage = INSTALL_WELCOME;
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}
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// now let's do the stage work
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if ($config->stage < INSTALL_WELCOME) {
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$config->stage = INSTALL_WELCOME;
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}
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if ($config->stage > INSTALL_SAVE) {
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$config->stage = INSTALL_SAVE;
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}
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if ($config->stage == INSTALL_SAVE) {
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$database = moodle_database::get_driver_instance($config->dbtype, 'native');
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if (!$database->driver_installed()) {
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$config->stage = INSTALL_DATABASETYPE;
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} else {
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if (function_exists('distro_pre_create_db')) { /// Hook for distros needing to do something before DB creation
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$distro = distro_pre_create_db($database, $config->dbhost, $config->dbuser, $config->dbpass, $config->dbname, $config->prefix, array('dbpersit'=>0, 'dbsocket'=>$config->dbsocket), $distro);
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}
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$hint_database = install_db_validate($database, $config->dbhost, $config->dbuser, $config->dbpass, $config->dbname, $config->prefix, array('dbpersit'=>0, 'dbsocket'=>$config->dbsocket));
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if ($hint_database === '') {
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$configphp = '<?php /// Moodle Configuration File ' . "\r\n\r\n";
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$configphp .= 'unset($CFG);'."\r\n";
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$configphp .= '$CFG = new stdClass();'."\r\n\r\n"; // prevent PHP5 strict warnings
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$dbconfig = $database->export_dbconfig();
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foreach ($dbconfig as $key=>$value) {
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$key = str_pad($key, 9);
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$configphp .= '$CFG->'.$key.' = '.var_export($value, true).";\r\n";
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}
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$configphp .= "\r\n";
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$configphp .= '$CFG->wwwroot = '.var_export($CFG->wwwroot, true).";\r\n";
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if ($CFG->dirroot !== $config->dirroot) {
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$dirroot = str_replace('\\', '/', $config->dirroot); // win32 fix
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$dirroot = rtrim($dirroot, '/'); // no trailing /
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$configphp .= '$CFG->dirroot = realpath('.var_export($dirroot, true).");\r\n"; // fix for sym links
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} else {
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$dirroot = str_replace('\\', '/', $CFG->dirroot); // win32 fix
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$dirroot = rtrim($dirroot, '/'); // no trailing /
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$configphp .= '$CFG->dirroot = '.var_export($dirroot, true).";\r\n";
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}
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$dataroot = str_replace('\\', '/', $config->dataroot); // win32 fix
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$dataroot = rtrim($dataroot, '/'); // no trailing /
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$configphp .= '$CFG->dataroot = '.var_export($dataroot, true).";\r\n";
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$configphp .= '$CFG->admin = '.var_export($config->admin, true).";\r\n\r\n";
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$configphp .= '$CFG->directorypermissions = 00777; // try 02777 on a server in Safe Mode'."\r\n";
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$configphp .= "\r\n";
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$configphp .= 'require_once("$CFG->dirroot/lib/setup.php");'."\r\n\r\n";
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$configphp .= '// There is no php closing tag in this file,'."\r\n";
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$configphp .= '// it is intentional because it prevents trailing whitespace problems!'."\r\n";
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umask(0137);
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if (($fh = @fopen($configfile, 'w')) !== false) {
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fwrite($fh, $configphp);
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fclose($fh);
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}
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if (file_exists($configfile)) {
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// config created, let's continue!
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redirect("$CFG->wwwroot/$config->admin/index.php?lang=$config->lang");
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}
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install_print_header($config, 'config.php',
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get_string('configurationcompletehead', 'install'),
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get_string('configurationcompletesub', 'install').get_string('configfilenotwritten', 'install'));
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echo '<div class="configphp"><pre>';
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echo p($configphp);
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echo '</pre></div>';
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install_print_footer($config);
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die;
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} else {
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$config->stage = INSTALL_DATABASE;
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}
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}
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}
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if ($config->stage == INSTALL_DOWNLOADLANG) {
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if (empty($CFG->dataroot)) {
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$config->stage = INSTALL_PATHS;
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} else if (is_dataroot_insecure()) {
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$hint_dataroot = get_string('pathsunsecuredataroot', 'install');
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$config->stage = INSTALL_PATHS;
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} else if (!file_exists($CFG->dataroot)) {
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$a = new stdClass();
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$a->parent = dirname($CFG->dataroot);
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$a->dataroot = $CFG->dataroot;
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if (!is_writable(dirname($CFG->dataroot))) {
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$hint_dataroot = get_string('pathsroparentdataroot', 'install', $a);
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$config->stage = INSTALL_PATHS;
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} else {
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if (!make_upload_directory(false, false)) {
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$hint_dataroot = get_string('pathserrcreatedataroot', 'install', $a);
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$config->stage = INSTALL_PATHS;
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}
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}
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}
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if (empty($hint_dataroot) and !is_writable($CFG->dataroot)) {
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$hint_dataroot = get_string('pathsrodataroot', 'install');
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$config->stage = INSTALL_PATHS;
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}
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if ($config->dirroot === '' or !file_exists($config->dirroot)) {
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$hint_dirroot = get_string('pathswrongdirroot', 'install');
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$config->stage = INSTALL_PATHS;
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}
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if ($config->admin === '' or !file_exists($config->dirroot.'/'.$config->admin.'/environment.xml')) {
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$hint_admindir = get_string('pathswrongadmindir', 'install');
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$config->stage = INSTALL_PATHS;
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}
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}
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if ($config->stage == INSTALL_DOWNLOADLANG) {
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// no need to download anything if en lang selected
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if ($CFG->lang == 'en_utf8') {
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$config->stage = INSTALL_DATABASETYPE;
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}
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}
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if ($config->stage == INSTALL_DATABASETYPE) {
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// skip db selection if distro package supports only one db
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if (!empty($distro->dbtype)) {
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$config->stage = INSTALL_DATABASE;
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}
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}
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if ($config->stage == INSTALL_DOWNLOADLANG) {
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$downloaderror = '';
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/// Create necessary lang dir
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if (!make_upload_directory('lang', false)) {
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$downloaderror = get_string('cannotcreatelangdir', 'error');
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/// Download and install lang component
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} else if ($cd = new component_installer('http://download.moodle.org', 'lang16', $CFG->lang.'.zip', 'languages.md5', 'lang')) {
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if ($cd->install() == COMPONENT_ERROR) {
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if ($cd->get_error() == 'remotedownloaderror') {
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$a = new stdClass();
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$a->url = 'http://download.moodle.org/lang16/'.$INSTALL['language'].'.zip';
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$a->dest = $CFG->dataroot.'/lang';
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$downloaderror = get_string($cd->get_error(), 'error', $a);
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} else {
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$downloaderror = get_string($cd->get_error(), 'error');
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}
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} else {
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// install parent lang if defined
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if ($parentlang = get_parent_language()) {
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if ($cd = new component_installer('http://download.moodle.org', 'lang16', $parentlang.'.zip', 'languages.md5', 'lang')) {
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$cd->install();
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}
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}
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}
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}
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if ($downloaderror !== '') {
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install_print_header($config, get_string('language'), get_string('langdownloaderror', 'install', $CFG->lang), $downloaderror);
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install_print_footer($config);
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die;
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} else {
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if (empty($distro->dbtype)) {
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$config->stage = INSTALL_DATABASETYPE;
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} else {
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$config->stage = INSTALL_DATABASE;
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}
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}
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}
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if ($config->stage == INSTALL_DATABASE) {
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$database = moodle_database::get_driver_instance($config->dbtype, 'native');
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$sub = '<h3>'.$database->get_name().'</h3>'.$database->get_configuration_help();
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install_print_header($config, get_string('database', 'install'), get_string('databasehead', 'install'), $sub);
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$strdbhost = get_string('databasehost', 'install');
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$strdbname = get_string('databasename', 'install');
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$strdbuser = get_string('databaseuser', 'install');
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$strdbpass = get_string('databasepass', 'install');
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$strprefix = get_string('dbprefix', 'install');
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$strdbsocket = get_string('databasesocket', 'install');
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echo '<div class="userinput">';
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$disabled = empty($distro->dbhost) ? '' : 'disabled="disabled';
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echo '<div class="formrow"><label for="id_dbhost" class="formlabel">'.$strdbhost.'</label>';
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echo '<input id="id_dbhost" name="dbhost" '.$disabled.' type="text" value="'.s($config->dbhost).'" size="30" class="forminput" />';
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echo '</div>';
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echo '<div class="formrow"><label for="id_dbname" class="formlabel">'.$strdbname.'</label>';
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echo '<input id="id_dbname" name="dbname" type="text" value="'.s($config->dbname).'" size="30" class="forminput" />';
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echo '</div>';
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$disabled = empty($distro->dbuser) ? '' : 'disabled="disabled';
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echo '<div class="formrow"><label for="id_dbuser" class="formlabel">'.$strdbuser.'</label>';
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echo '<input id="id_dbuser" name="dbuser" '.$disabled.' type="text" value="'.s($config->dbuser).'" size="30" class="forminput" />';
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echo '</div>';
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echo '<div class="formrow"><label for="id_dbpass" class="formlabel">'.$strdbpass.'</label>';
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// no password field here, the password may be visible in config.php if we can not write it to disk
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echo '<input id="id_dbpass" name="dbpass" type="text" value="'.s($config->dbpass).'" size="30" class="forminput" />';
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echo '</div>';
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echo '<div class="formrow"><label for="id_prefix" class="formlabel">'.$strprefix.'</label>';
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echo '<input id="id_prefix" name="prefix" type="text" value="'.s($config->prefix).'" size="10" class="forminput" />';
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echo '</div>';
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if (!(stristr(PHP_OS, 'win') && !stristr(PHP_OS, 'darwin'))) {
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$checked = $config->dbsocket ? 'checked="checked' : '';
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echo '<div class="formrow"><label for="id_dbsocket" class="formlabel">'.$strdbsocket.'</label>';
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echo '<input type="hidden" value="0" name="dbsocket" />';
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echo '<input type="checkbox" id="id_dbsocket" value="1" name="dbsocket" '.$checked.' class="forminput" />';
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echo '</div>';
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}
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echo '<div class="hint">'.$hint_database.'</div>';
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echo '</div>';
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install_print_footer($config);
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die;
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}
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if ($config->stage == INSTALL_DATABASETYPE) {
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/// Finally ask for DB type
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install_print_header($config, get_string('database', 'install'),
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get_string('databasetypehead', 'install'),
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get_string('databasetypesub', 'install'));
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// TODO: move this PHP5 code to lib/installib.php so that this file parses in PHP4
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$databases = array('mysqli' => moodle_database::get_driver_instance('mysqli', 'native'),
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'pgsql' => moodle_database::get_driver_instance('pgsql', 'native'),
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'oci' => moodle_database::get_driver_instance('oci', 'native'),
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//'sqlsrv' => moodle_database::get_driver_instance('sqlsrv', 'native'), // new MS sql driver - win32 only
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//'mssql' => moodle_database::get_driver_instance('mssql', 'native'), // FreeTDS driver
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);
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echo '<div class="userinput">';
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echo '<div class="formrow"><label class="formlabel" for="dbtype">'.get_string('dbtype', 'install').'</label>';
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echo '<select id="dbtype" name="dbtype" class="forminput">';
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$disabled = array();
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$options = array();
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foreach ($databases as $type=>$database) {
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if ($database->driver_installed() !== true) {
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$disabled[$type] = $database;
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continue;
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|
}
|
|
echo '<option value="'.s($type).'">'.$database->get_name().'</option>';
|
|
}
|
|
if ($disabled) {
|
|
echo '<optgroup label="'.s(get_string('notavailable')).'">';
|
|
foreach ($disabled as $type=>$database) {
|
|
echo '<option value="'.s($type).'" class="notavailable">'.$database->get_name().'</option>';
|
|
}
|
|
echo '</optgroup>';
|
|
}
|
|
echo '</select></div>';
|
|
echo '</div>';
|
|
|
|
install_print_footer($config);
|
|
die;
|
|
}
|
|
|
|
|
|
|
|
if ($config->stage == INSTALL_ENVIRONMENT or $config->stage == INSTALL_PATHS) {
|
|
$version_fail = (version_compare(phpversion(), "5.2.8") < 0);
|
|
$curl_fail = ($lang !== 'en_utf8' and !extension_loaded('curl')); // needed for lang pack download
|
|
$zip_fail = ($lang !== 'en_utf8' and !extension_loaded('zip')); // needed for lang pack download
|
|
|
|
if ($version_fail or $curl_fail or $zip_fail) {
|
|
$config->stage = INSTALL_ENVIRONMENT;
|
|
|
|
install_print_header($config, get_string('environment', 'install'),
|
|
get_string('errorsinenvironment', 'install'),
|
|
get_string('environmentsub2', 'install'));
|
|
|
|
echo '<div id="envresult"><dl>';
|
|
if ($version_fail) {
|
|
$a = (object)array('needed'=>'5.2.8', 'current'=>phpversion());
|
|
echo '<dt>'.get_string('phpversion', 'install').'</dt><dd>'.get_string('environmentrequireversion', 'admin', $a).'</dd>';
|
|
}
|
|
if ($curl_fail) {
|
|
echo '<dt>'.get_string('phpextension', 'install', 'cURL').'</dt><dd>'.get_string('environmentrequireinstall', 'admin').'</dd>';
|
|
}
|
|
if ($zip_fail) {
|
|
echo '<dt>'.get_string('phpextension', 'install', 'Zip').'</dt><dd>'.get_string('environmentrequireinstall', 'admin').'</dd>';
|
|
}
|
|
echo '</dl></div>';
|
|
|
|
install_print_footer($config, true);
|
|
die;
|
|
|
|
} else {
|
|
$config->stage = INSTALL_PATHS;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
if ($config->stage == INSTALL_PATHS) {
|
|
$paths = array('wwwroot' => get_string('wwwroot', 'install'),
|
|
'dirroot' => get_string('dirroot', 'install'),
|
|
'dataroot' => get_string('dataroot', 'install'),
|
|
'admindir' => get_string('admindirname', 'install'));
|
|
|
|
$sub = '<dl>';
|
|
foreach ($paths as $path=>$name) {
|
|
$sub .= '<dt>'.$name.'</dt><dd>'.get_string('pathssub'.$path, 'install').'</dd>';
|
|
}
|
|
$sub .= '</dl>';
|
|
|
|
install_print_header($config, get_string('paths', 'install'), get_string('pathshead', 'install'), $sub);
|
|
|
|
$strwwwroot = get_string('wwwroot', 'install');
|
|
$strdirroot = get_string('dirroot', 'install');
|
|
$strdataroot = get_string('dataroot', 'install');
|
|
$stradmindirname = get_string('admindirname', 'install');
|
|
|
|
echo '<div class="userinput">';
|
|
echo '<div class="formrow"><label for="id_wwwroot" class="formlabel">'.$paths['wwwroot'].'</label>';
|
|
echo '<input id="id_wwwroot" name="wwwroot" type="text" value="'.s($CFG->wwwroot).'" disabled="disabled" size="45" class="forminput" />';
|
|
echo '</div>';
|
|
|
|
echo '<div class="formrow"><label for="id_dirroot" class="formlabel">'.$paths['dirroot'].'</label>';
|
|
echo '<input id="id_dirroot" name="dirroot" type="text" value="'.s($config->dirroot).'" size="45"class="forminput" />';
|
|
if ($hint_dirroot !== '') {
|
|
echo '<div class="hint">'.$hint_dirroot.'</div>';
|
|
}
|
|
echo '</div>';
|
|
|
|
echo '<div class="formrow"><label for="id_dataroot" class="formlabel">'.$paths['dataroot'].'</label>';
|
|
echo '<input id="id_dataroot" name="dataroot" type="text" value="'.s($config->dataroot).'" size="45" class="forminput" />';
|
|
if ($hint_dataroot !== '') {
|
|
echo '<div class="hint">'.$hint_dataroot.'</div>';
|
|
}
|
|
echo '</div>';
|
|
|
|
|
|
if (file_exists("$CFG->dirroot/admin/environment.xml")) {
|
|
$disabled = 'disabled="disabled"';
|
|
} else {
|
|
$disabled = '';
|
|
}
|
|
echo '<div class="formrow"><label for="id_admin" class="formlabel">'.$paths['admindir'].'</label>';
|
|
echo '<input id="id_admin" name="admin" type="text" value="'.s($config->admin).'" '.$disabled.' size="10" class="forminput" />';
|
|
if ($hint_admindir !== '') {
|
|
echo '<div class="hint">'.$hint_admindir.'</div>';
|
|
}
|
|
echo '</div>';
|
|
|
|
echo '</div>';
|
|
|
|
install_print_footer($config);
|
|
die;
|
|
}
|
|
|
|
|
|
|
|
$config->stage = INSTALL_WELCOME;
|
|
|
|
if ($distro) {
|
|
ob_start();
|
|
include('install/distribution.html');
|
|
$sub = ob_get_clean();
|
|
|
|
install_print_header($config, get_string('language'),
|
|
get_string('chooselanguagehead', 'install'),
|
|
$sub);
|
|
|
|
} else {
|
|
install_print_header($config, get_string('language'),
|
|
get_string('chooselanguagehead', 'install'),
|
|
get_string('chooselanguagesub', 'install'));
|
|
}
|
|
|
|
$languages = install_get_list_of_languages();
|
|
echo '<div class="userinput">';
|
|
echo '<div class="formrow"><label class="formlabel" for="langselect">'.get_string('language').'</label>';
|
|
echo '<select id="langselect" name="lang" class="forminput" onchange="this.form.submit()">';
|
|
foreach ($languages as $name=>$value) {
|
|
$selected = ($name == $CFG->lang) ? 'selected="selected"' : '';
|
|
echo '<option value="'.s($name).'" '.$selected.'>'.$value.'</option>';
|
|
}
|
|
echo '</select></div>';
|
|
echo '</div>';
|
|
|
|
install_print_footer($config);
|
|
die;
|
|
|