/moodle/admin/index.php
PHP | 369 lines | 237 code | 71 blank | 61 comment | 46 complexity | 4e2d37fd268aa2c346cca4193e1ee305 MD5 | raw file
Possible License(s): GPL-3.0, LGPL-2.1, BSD-3-Clause, AGPL-3.0, MPL-2.0-no-copyleft-exception, LGPL-3.0, Apache-2.0
- <?php
- // This file is part of Moodle - http://moodle.org/
- //
- // Moodle is free software: you can redistribute it and/or modify
- // it under the terms of the GNU General Public License as published by
- // the Free Software Foundation, either version 3 of the License, or
- // (at your option) any later version.
- //
- // Moodle is distributed in the hope that it will be useful,
- // but WITHOUT ANY WARRANTY; without even the implied warranty of
- // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- // GNU General Public License for more details.
- //
- // You should have received a copy of the GNU General Public License
- // along with Moodle. If not, see <http://www.gnu.org/licenses/>.
- /**
- * Main administration script.
- *
- * @package core
- * @copyright 1999 onwards Martin Dougiamas (http://dougiamas.com)
- * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
- */
- // Check that config.php exists, if not then call the install script
- if (!file_exists('../config.php')) {
- header('Location: ../install.php');
- die();
- }
- // Check that PHP is of a sufficient version as soon as possible
- if (version_compare(phpversion(), '5.3.2') < 0) {
- $phpversion = phpversion();
- // do NOT localise - lang strings would not work here and we CAN NOT move it to later place
- echo "Moodle 2.1 or later requires at least PHP 5.3.2 (currently using version $phpversion).<br />";
- echo "Please upgrade your server software or install older Moodle version.";
- die();
- }
- // make sure iconv is available and actually works
- if (!function_exists('iconv')) {
- // this should not happen, this must be very borked install
- echo 'Moodle requires the iconv PHP extension. Please install or enable the iconv extension.';
- die();
- }
- if (iconv('UTF-8', 'UTF-8//IGNORE', 'abc') !== 'abc') {
- // known to be broken in mid-2011 MAMP installations
- echo 'Broken iconv PHP extension detected, installation/upgrade can not continue.';
- die();
- }
- define('NO_OUTPUT_BUFFERING', true);
- require('../config.php');
- require_once($CFG->libdir.'/adminlib.php'); // various admin-only functions
- require_once($CFG->libdir.'/upgradelib.php'); // general upgrade/install related functions
- $id = optional_param('id', '', PARAM_TEXT);
- $confirmupgrade = optional_param('confirmupgrade', 0, PARAM_BOOL);
- $confirmrelease = optional_param('confirmrelease', 0, PARAM_BOOL);
- $confirmplugins = optional_param('confirmplugincheck', 0, PARAM_BOOL);
- $showallplugins = optional_param('showallplugins', 0, PARAM_BOOL);
- $agreelicense = optional_param('agreelicense', 0, PARAM_BOOL);
- // Check some PHP server settings
- $PAGE->set_url('/admin/index.php');
- $PAGE->set_pagelayout('admin'); // Set a default pagelayout
- $documentationlink = '<a href="http://docs.moodle.org/en/Installation">Installation docs</a>';
- if (ini_get_bool('session.auto_start')) {
- print_error('phpvaroff', 'debug', '', (object)array('name'=>'session.auto_start', 'link'=>$documentationlink));
- }
- if (ini_get_bool('magic_quotes_runtime')) {
- print_error('phpvaroff', 'debug', '', (object)array('name'=>'magic_quotes_runtime', 'link'=>$documentationlink));
- }
- if (!ini_get_bool('file_uploads')) {
- print_error('phpvaron', 'debug', '', (object)array('name'=>'file_uploads', 'link'=>$documentationlink));
- }
- if (is_float_problem()) {
- print_error('phpfloatproblem', 'admin', '', $documentationlink);
- }
- // Set some necessary variables during set-up to avoid PHP warnings later on this page
- if (!isset($CFG->release)) {
- $CFG->release = '';
- }
- if (!isset($CFG->version)) {
- $CFG->version = '';
- }
- $version = null;
- $release = null;
- require("$CFG->dirroot/version.php"); // defines $version, $release and $maturity
- $CFG->target_release = $release; // used during installation and upgrades
- if (!$version or !$release) {
- print_error('withoutversion', 'debug'); // without version, stop
- }
- if (!isset($maturity)) {
- // Fallback for now. Should probably be removed in the future.
- $maturity = MATURITY_STABLE;
- }
- // Turn off xmlstrictheaders during upgrade.
- $origxmlstrictheaders = !empty($CFG->xmlstrictheaders);
- $CFG->xmlstrictheaders = false;
- if (!core_tables_exist()) {
- $PAGE->set_pagelayout('maintenance');
- $PAGE->set_popup_notification_allowed(false);
- // fake some settings
- $CFG->docroot = 'http://docs.moodle.org';
- $strinstallation = get_string('installation', 'install');
- // remove current session content completely
- session_get_instance()->terminate_current();
- if (empty($agreelicense)) {
- $strlicense = get_string('license');
- $PAGE->navbar->add($strlicense);
- $PAGE->set_title($strinstallation.' - Moodle '.$CFG->target_release);
- $PAGE->set_heading($strinstallation);
- $PAGE->set_cacheable(false);
- $output = $PAGE->get_renderer('core', 'admin');
- echo $output->install_licence_page();
- die();
- }
- if (empty($confirmrelease)) {
- require_once($CFG->libdir.'/environmentlib.php');
- list($envstatus, $environment_results) = check_moodle_environment(normalize_version($release), ENV_SELECT_RELEASE);
- $strcurrentrelease = get_string('currentrelease');
- $PAGE->navbar->add($strcurrentrelease);
- $PAGE->set_title($strinstallation);
- $PAGE->set_heading($strinstallation . ' - Moodle ' . $CFG->target_release);
- $PAGE->set_cacheable(false);
- $output = $PAGE->get_renderer('core', 'admin');
- echo $output->install_environment_page($maturity, $envstatus, $environment_results, $release);
- die();
- }
- //TODO: add a page with list of non-standard plugins here
- $strdatabasesetup = get_string('databasesetup');
- upgrade_init_javascript();
- $PAGE->navbar->add($strdatabasesetup);
- $PAGE->set_title($strinstallation.' - Moodle '.$CFG->target_release);
- $PAGE->set_heading($strinstallation);
- $PAGE->set_cacheable(false);
- $output = $PAGE->get_renderer('core', 'admin');
- echo $output->header();
- if (!$DB->setup_is_unicodedb()) {
- if (!$DB->change_db_encoding()) {
- // If could not convert successfully, throw error, and prevent installation
- print_error('unicoderequired', 'admin');
- }
- }
- install_core($version, true);
- }
- // Check version of Moodle code on disk compared with database
- // and upgrade if possible.
- $stradministration = get_string('administration');
- $PAGE->set_context(get_context_instance(CONTEXT_SYSTEM));
- if (empty($CFG->version)) {
- print_error('missingconfigversion', 'debug');
- }
- if ($version > $CFG->version) { // upgrade
- purge_all_caches();
- $PAGE->set_pagelayout('maintenance');
- $PAGE->set_popup_notification_allowed(false);
- if (empty($confirmupgrade)) {
- $a->oldversion = "$CFG->release ($CFG->version)";
- $a->newversion = "$release ($version)";
- $strdatabasechecking = get_string('databasechecking', '', $a);
- $PAGE->set_title($stradministration);
- $PAGE->set_heading($strdatabasechecking);
- $PAGE->set_cacheable(false);
- $output = $PAGE->get_renderer('core', 'admin');
- echo $output->upgrade_confirm_page($a->newversion, $maturity);
- die();
- } else if (empty($confirmrelease)){
- require_once($CFG->libdir.'/environmentlib.php');
- list($envstatus, $environment_results) = check_moodle_environment($release, ENV_SELECT_RELEASE);
- $strcurrentrelease = get_string('currentrelease');
- $PAGE->navbar->add($strcurrentrelease);
- $PAGE->set_title($strcurrentrelease);
- $PAGE->set_heading($strcurrentrelease);
- $PAGE->set_cacheable(false);
- $output = $PAGE->get_renderer('core', 'admin');
- echo $output->upgrade_environment_page($release, $envstatus, $environment_results);
- die();
- } else if (empty($confirmplugins)) {
- $strplugincheck = get_string('plugincheck');
- $PAGE->navbar->add($strplugincheck);
- $PAGE->set_title($strplugincheck);
- $PAGE->set_heading($strplugincheck);
- $PAGE->set_cacheable(false);
- $output = $PAGE->get_renderer('core', 'admin');
- echo $output->upgrade_plugin_check_page(plugin_manager::instance(), $version, $showallplugins,
- new moodle_url('/admin/index.php', array('confirmupgrade' => 1, 'confirmrelease' => 1)),
- new moodle_url('/admin/index.php', array('confirmupgrade'=>1, 'confirmrelease'=>1, 'confirmplugincheck'=>1)));
- die();
- } else {
- // Launch main upgrade
- upgrade_core($version, true);
- }
- } else if ($version < $CFG->version) {
- // better stop here, we can not continue with plugin upgrades or anything else
- throw new moodle_exception('downgradedcore', 'error', new moodle_url('/admin/'));
- }
- // Updated human-readable release version if necessary
- if ($release <> $CFG->release) { // Update the release version
- set_config('release', $release);
- }
- if (moodle_needs_upgrading()) {
- if (!$PAGE->headerprinted) {
- // means core upgrade or installation was not already done
- if (!$confirmplugins) {
- $strplugincheck = get_string('plugincheck');
- $PAGE->set_pagelayout('maintenance');
- $PAGE->set_popup_notification_allowed(false);
- $PAGE->navbar->add($strplugincheck);
- $PAGE->set_title($strplugincheck);
- $PAGE->set_heading($strplugincheck);
- $PAGE->set_cacheable(false);
- $output = $PAGE->get_renderer('core', 'admin');
- echo $output->upgrade_plugin_check_page(plugin_manager::instance(), $version, $showallplugins,
- new moodle_url('/admin/index.php'),
- new moodle_url('/admin/index.php', array('confirmplugincheck'=>1)));
- die();
- }
- }
- // install/upgrade all plugins and other parts
- upgrade_noncore(true);
- }
- // If this is the first install, indicate that this site is fully configured
- // except the admin password
- if (during_initial_install()) {
- set_config('rolesactive', 1); // after this, during_initial_install will return false.
- set_config('adminsetuppending', 1);
- // we need this redirect to setup proper session
- upgrade_finished("index.php?sessionstarted=1&lang=$CFG->lang");
- }
- // make sure admin user is created - this is the last step because we need
- // session to be working properly in order to edit admin account
- if (!empty($CFG->adminsetuppending)) {
- $sessionstarted = optional_param('sessionstarted', 0, PARAM_BOOL);
- if (!$sessionstarted) {
- redirect("index.php?sessionstarted=1&lang=$CFG->lang");
- } else {
- $sessionverify = optional_param('sessionverify', 0, PARAM_BOOL);
- if (!$sessionverify) {
- $SESSION->sessionverify = 1;
- redirect("index.php?sessionstarted=1&sessionverify=1&lang=$CFG->lang");
- } else {
- if (empty($SESSION->sessionverify)) {
- print_error('installsessionerror', 'admin', "index.php?sessionstarted=1&lang=$CFG->lang");
- }
- unset($SESSION->sessionverify);
- }
- }
- // at this stage there can be only one admin unless more were added by install - users may change username, so do not rely on that
- $adminuser = get_complete_user_data('id', reset(explode(',', $CFG->siteadmins)));
- if ($adminuser->password === 'adminsetuppending') {
- // prevent installation hijacking
- if ($adminuser->lastip !== getremoteaddr()) {
- print_error('installhijacked', 'admin');
- }
- // login user and let him set password and admin details
- $adminuser->newadminuser = 1;
- complete_user_login($adminuser);
- redirect("$CFG->wwwroot/user/editadvanced.php?id=$adminuser->id"); // Edit thyself
- } else {
- unset_config('adminsetuppending');
- }
- } else {
- // just make sure upgrade logging is properly terminated
- upgrade_finished('upgradesettings.php');
- }
- // Turn xmlstrictheaders back on now.
- $CFG->xmlstrictheaders = $origxmlstrictheaders;
- unset($origxmlstrictheaders);
- // Check for valid admin user - no guest autologin
- require_login(0, false);
- $context = get_context_instance(CONTEXT_SYSTEM);
- require_capability('moodle/site:config', $context);
- // check that site is properly customized
- $site = get_site();
- if (empty($site->shortname)) {
- // probably new installation - lets return to frontpage after this step
- // remove settings that we want uninitialised
- unset_config('registerauth');
- redirect('upgradesettings.php?return=site');
- }
- // Check if we are returning from moodle.org registration and if so, we mark that fact to remove reminders
- if (!empty($id) and $id == $CFG->siteidentifier) {
- set_config('registered', time());
- }
- // setup critical warnings before printing admin tree block
- $insecuredataroot = is_dataroot_insecure(true);
- $SESSION->admin_critical_warning = ($insecuredataroot==INSECURE_DATAROOT_ERROR);
- $adminroot = admin_get_root();
- // Check if there are any new admin settings which have still yet to be set
- if (any_new_admin_settings($adminroot)){
- redirect('upgradesettings.php');
- }
- // Everything should now be set up, and the user is an admin
- // Print default admin page with notifications.
- $errorsdisplayed = defined('WARN_DISPLAY_ERRORS_ENABLED');
- $lastcron = $DB->get_field_sql('SELECT MAX(lastcron) FROM {modules}');
- $cronoverdue = ($lastcron < time() - 3600 * 24);
- $dbproblems = $DB->diagnose();
- $maintenancemode = !empty($CFG->maintenance_enabled);
- admin_externalpage_setup('adminnotifications');
- $output = $PAGE->get_renderer('core', 'admin');
- echo $output->admin_notifications_page($maturity, $insecuredataroot, $errorsdisplayed,
- $cronoverdue, $dbproblems, $maintenancemode);