MDL-49329 admin: Introduce new \core\update\validator class
[moodle.git] / admin / index.php
CommitLineData
8580535b 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 * Main administration script.
20 *
d078f6d3 21 * @package core
8580535b 22 * @copyright 1999 onwards Martin Dougiamas (http://dougiamas.com)
23 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
24 */
f9903ed0 25
00be1916 26// Check that config.php exists, if not then call the install script
27if (!file_exists('../config.php')) {
28 header('Location: ../install.php');
3ba28588 29 die();
00be1916 30}
31
32// Check that PHP is of a sufficient version as soon as possible
dbe0203b 33if (version_compare(phpversion(), '5.4.4') < 0) {
00be1916 34 $phpversion = phpversion();
35 // do NOT localise - lang strings would not work here and we CAN NOT move it to later place
dbe0203b 36 echo "Moodle 2.7 or later requires at least PHP 5.4.4 (currently using version $phpversion).<br />";
eab044a0 37 echo "Please upgrade your server software or install older Moodle version.";
3ba28588 38 die();
00be1916 39}
40
695940df
PS
41// make sure iconv is available and actually works
42if (!function_exists('iconv')) {
43 // this should not happen, this must be very borked install
7d85a4e2 44 echo 'Moodle requires the iconv PHP extension. Please install or enable the iconv extension.';
695940df
PS
45 die();
46}
695940df 47
3c9535dd
JC
48// Make sure php5-json is available.
49if (!function_exists('json_encode') || !function_exists('json_decode')) {
50 // This also shouldn't happen.
51 echo 'Moodle requires the json PHP extension. Please install or enable the json extension.';
52 die();
53}
54
cbad562e 55define('NO_OUTPUT_BUFFERING', true);
00be1916 56
98b32c9e
DM
57if (isset($_POST['upgradekey'])) {
58 // Before you start reporting issues about the collision attacks against
59 // SHA-1, you should understand that we are not actually attempting to do
60 // any cryptography here. This is hashed purely so that the key is not
61 // that apparent in the address bar itself. Anyone who catches the HTTP
62 // traffic can immediately use it as a valid admin key.
63 header('Location: index.php?cache=0&upgradekeyhash='.sha1($_POST['upgradekey']));
64 die();
65}
66
fc281113
PS
67if ((isset($_GET['cache']) and $_GET['cache'] === '0')
68 or (isset($_POST['cache']) and $_POST['cache'] === '0')
69 or (!isset($_POST['cache']) and !isset($_GET['cache']) and empty($_GET['sesskey']) and empty($_POST['sesskey']))) {
e2e35e71
PS
70 // Prevent caching at all cost when visiting this page directly,
71 // we redirect to self once we known no upgrades are necessary.
72 // Note: $_GET and $_POST are used here intentionally because our param cleaning is not loaded yet.
bf8c71b7 73 // Note2: the sesskey is present in all block editing hacks, we can not redirect there, so enable caching.
e2e35e71 74 define('CACHE_DISABLE_ALL', true);
c05a5099
PS
75
76 // Force OPcache reset if used, we do not want any stale caches
77 // when detecting if upgrade necessary or when running upgrade.
78 if (function_exists('opcache_reset')) {
79 opcache_reset();
80 }
82b1cf00
PS
81 $cache = 0;
82
83} else {
84 $cache = 1;
e2e35e71
PS
85}
86
00be1916 87require('../config.php');
3274c5db
FM
88
89// Invalidate the cache of version.php in any circumstances to help core_component
90// detecting if the version has changed and component cache should be reset.
91if (function_exists('opcache_invalidate')) {
92 opcache_invalidate($CFG->dirroot . '/version.php', true);
93}
94// Make sure the component cache gets rebuilt if necessary, any method that
95// indirectly calls the protected init() method is good here.
96core_component::get_core_subsystems();
97
bc76b3c0 98require_once($CFG->libdir.'/adminlib.php'); // various admin-only functions
99require_once($CFG->libdir.'/upgradelib.php'); // general upgrade/install related functions
00be1916 100
00be1916 101$confirmupgrade = optional_param('confirmupgrade', 0, PARAM_BOOL);
102$confirmrelease = optional_param('confirmrelease', 0, PARAM_BOOL);
103$confirmplugins = optional_param('confirmplugincheck', 0, PARAM_BOOL);
b9934a17 104$showallplugins = optional_param('showallplugins', 0, PARAM_BOOL);
00be1916 105$agreelicense = optional_param('agreelicense', 0, PARAM_BOOL);
55585f3a 106$fetchupdates = optional_param('fetchupdates', 0, PARAM_BOOL);
0a6a344d 107$newaddonreq = optional_param('installaddonrequest', null, PARAM_RAW);
98b32c9e 108$upgradekeyhash = optional_param('upgradekeyhash', null, PARAM_ALPHANUM);
00be1916 109
e2e35e71
PS
110// Set up PAGE.
111$url = new moodle_url('/admin/index.php');
fc281113 112$url->param('cache', $cache);
98b32c9e
DM
113if (isset($upgradekeyhash)) {
114 $url->param('upgradekeyhash', $upgradekeyhash);
115}
e2e35e71
PS
116$PAGE->set_url($url);
117unset($url);
118
82b1cf00 119// Are we returning from an add-on installation request at moodle.org/plugins?
835f58eb 120if ($newaddonreq and !$cache and empty($CFG->disableonclickaddoninstall)) {
82b1cf00
PS
121 $target = new moodle_url('/admin/tool/installaddon/index.php', array(
122 'installaddonrequest' => $newaddonreq,
123 'confirm' => 0));
124 if (!isloggedin() or isguestuser()) {
125 // Login and go the the add-on tool page.
126 $SESSION->wantsurl = $target->out();
127 redirect(get_login_url());
128 }
129 redirect($target);
130}
131
6d80fad4 132$PAGE->set_pagelayout('admin'); // Set a default pagelayout
ee73b1ff 133
00be1916 134$documentationlink = '<a href="http://docs.moodle.org/en/Installation">Installation docs</a>';
135
e2e35e71
PS
136// Check some PHP server settings
137
00be1916 138if (ini_get_bool('session.auto_start')) {
139 print_error('phpvaroff', 'debug', '', (object)array('name'=>'session.auto_start', 'link'=>$documentationlink));
140}
141
00be1916 142if (!ini_get_bool('file_uploads')) {
143 print_error('phpvaron', 'debug', '', (object)array('name'=>'file_uploads', 'link'=>$documentationlink));
144}
145
146if (is_float_problem()) {
147 print_error('phpfloatproblem', 'admin', '', $documentationlink);
148}
149
00be1916 150// Set some necessary variables during set-up to avoid PHP warnings later on this page
00be1916 151if (!isset($CFG->release)) {
bc76b3c0 152 $CFG->release = '';
00be1916 153}
154if (!isset($CFG->version)) {
bc76b3c0 155 $CFG->version = '';
00be1916 156}
ad394588
AB
157if (!isset($CFG->branch)) {
158 $CFG->branch = '';
159}
00be1916 160
161$version = null;
162$release = null;
ed01233a
AB
163$branch = null;
164require("$CFG->dirroot/version.php"); // defines $version, $release, $branch and $maturity
00be1916 165$CFG->target_release = $release; // used during installation and upgrades
166
167if (!$version or !$release) {
168 print_error('withoutversion', 'debug'); // without version, stop
169}
170
3316fe24 171if (!core_tables_exist()) {
78946b9b 172 $PAGE->set_pagelayout('maintenance');
d3875524 173 $PAGE->set_popup_notification_allowed(false);
00be1916 174
175 // fake some settings
176 $CFG->docroot = 'http://docs.moodle.org';
177
178 $strinstallation = get_string('installation', 'install');
179
180 // remove current session content completely
d79d5ac2 181 \core\session\manager::terminate_current();
00be1916 182
183 if (empty($agreelicense)) {
184 $strlicense = get_string('license');
cc359566 185
69d77c23 186 $PAGE->navbar->add($strlicense);
187 $PAGE->set_title($strinstallation.' - Moodle '.$CFG->target_release);
188 $PAGE->set_heading($strinstallation);
189 $PAGE->set_cacheable(false);
cc359566 190
82b1cf00 191 /** @var core_admin_renderer $output */
da2fdc3f 192 $output = $PAGE->get_renderer('core', 'admin');
cc359566 193 echo $output->install_licence_page();
3ba28588 194 die();
249ab745 195 }
00be1916 196 if (empty($confirmrelease)) {
cc359566
TH
197 require_once($CFG->libdir.'/environmentlib.php');
198 list($envstatus, $environment_results) = check_moodle_environment(normalize_version($release), ENV_SELECT_RELEASE);
bc76b3c0 199 $strcurrentrelease = get_string('currentrelease');
cc359566 200
69d77c23 201 $PAGE->navbar->add($strcurrentrelease);
1a4d6a5b
DM
202 $PAGE->set_title($strinstallation);
203 $PAGE->set_heading($strinstallation . ' - Moodle ' . $CFG->target_release);
69d77c23 204 $PAGE->set_cacheable(false);
249ab745 205
82b1cf00 206 /** @var core_admin_renderer $output */
cc359566 207 $output = $PAGE->get_renderer('core', 'admin');
8d1da748 208 echo $output->install_environment_page($maturity, $envstatus, $environment_results, $release);
3ba28588 209 die();
1dd24519 210 }
211
39f15cc7
DM
212 // check plugin dependencies
213 $failed = array();
e87214bd 214 if (!core_plugin_manager::instance()->all_plugins_ok($version, $failed)) {
39f15cc7
DM
215 $PAGE->navbar->add(get_string('pluginscheck', 'admin'));
216 $PAGE->set_title($strinstallation);
217 $PAGE->set_heading($strinstallation . ' - Moodle ' . $CFG->target_release);
218
219 $output = $PAGE->get_renderer('core', 'admin');
98b32c9e 220 $url = new moodle_url($PAGE->url, array('agreelicense' => 1, 'confirmrelease' => 1, 'lang' => $CFG->lang));
39f15cc7
DM
221 echo $output->unsatisfied_dependencies_page($version, $failed, $url);
222 die();
223 }
224 unset($failed);
225
8d1da748
PS
226 //TODO: add a page with list of non-standard plugins here
227
bc76b3c0 228 $strdatabasesetup = get_string('databasesetup');
543f54d3 229 upgrade_init_javascript();
cc359566 230
69d77c23 231 $PAGE->navbar->add($strdatabasesetup);
232 $PAGE->set_title($strinstallation.' - Moodle '.$CFG->target_release);
2ea05146 233 $PAGE->set_heading($strinstallation);
69d77c23 234 $PAGE->set_cacheable(false);
cc359566 235
da2fdc3f
TH
236 $output = $PAGE->get_renderer('core', 'admin');
237 echo $output->header();
d02bc6ce 238
00be1916 239 if (!$DB->setup_is_unicodedb()) {
240 if (!$DB->change_db_encoding()) {
241 // If could not convert successfully, throw error, and prevent installation
242 print_error('unicoderequired', 'admin');
db5af934 243 }
db5af934 244 }
90509582 245
00be1916 246 install_core($version, true);
247}
db5af934 248
db5af934 249
00be1916 250// Check version of Moodle code on disk compared with database
251// and upgrade if possible.
db5af934 252
1a361486
PS
253if (!$cache) {
254 // Do not try to do anything fancy in non-cached mode,
255 // this prevents themes from fetching data from non-existent tables.
256 $PAGE->set_pagelayout('maintenance');
257 $PAGE->set_popup_notification_allowed(false);
258}
259
00be1916 260$stradministration = get_string('administration');
bf006d2c 261$PAGE->set_context(context_system::instance());
db5af934 262
00be1916 263if (empty($CFG->version)) {
264 print_error('missingconfigversion', 'debug');
265}
db5af934 266
e2e35e71 267// Detect config cache inconsistency, this happens when you switch branches on dev servers.
82b1cf00
PS
268if ($CFG->version != $DB->get_field('config', 'value', array('name'=>'version'))) {
269 purge_all_caches();
98b32c9e 270 redirect(new moodle_url($PAGE->url), 'Config cache inconsistency detected, resetting caches...');
e2e35e71
PS
271}
272
82b1cf00 273if (!$cache and $version > $CFG->version) { // upgrade
6e09cf98 274
98b32c9e
DM
275 check_upgrade_key($upgradekeyhash);
276
6e09cf98
DM
277 // Warning about upgrading a test site.
278 $testsite = false;
279 if (defined('BEHAT_SITE_RUNNING')) {
280 $testsite = 'behat';
281 }
282
b0dd08dd
SH
283 // We purge all of MUC's caches here.
284 // Caches are disabled for upgrade by CACHE_DISABLE_ALL so we must set the first arg to true.
285 // This ensures a real config object is loaded and the stores will be purged.
286 // This is the only way we can purge custom caches such as memcache or APC.
287 // Note: all other calls to caches will still used the disabled API.
288 cache_helper::purge_all(true);
289 // We then purge the regular caches.
a95682b2 290 purge_all_caches();
33082590 291
fc281113
PS
292 /** @var core_admin_renderer $output */
293 $output = $PAGE->get_renderer('core', 'admin');
294
9008ec16
PS
295 if (upgrade_stale_php_files_present()) {
296 $PAGE->set_title($stradministration);
297 $PAGE->set_cacheable(false);
298
9008ec16
PS
299 echo $output->upgrade_stale_php_files_page();
300 die();
301 }
302
00be1916 303 if (empty($confirmupgrade)) {
17854cb9 304 $a = new stdClass();
c22a579b
RT
305 $a->oldversion = "$CFG->release (".sprintf('%.2f', $CFG->version).")";
306 $a->newversion = "$release (".sprintf('%.2f', $version).")";
cc359566
TH
307 $strdatabasechecking = get_string('databasechecking', '', $a);
308
1a4d6a5b
DM
309 $PAGE->set_title($stradministration);
310 $PAGE->set_heading($strdatabasechecking);
69d77c23 311 $PAGE->set_cacheable(false);
cc359566 312
6e09cf98 313 echo $output->upgrade_confirm_page($a->newversion, $maturity, $testsite);
3ba28588 314 die();
db5af934 315
00be1916 316 } else if (empty($confirmrelease)){
cc359566
TH
317 require_once($CFG->libdir.'/environmentlib.php');
318 list($envstatus, $environment_results) = check_moodle_environment($release, ENV_SELECT_RELEASE);
bc76b3c0 319 $strcurrentrelease = get_string('currentrelease');
cc359566 320
69d77c23 321 $PAGE->navbar->add($strcurrentrelease);
322 $PAGE->set_title($strcurrentrelease);
52273536 323 $PAGE->set_heading($strcurrentrelease);
69d77c23 324 $PAGE->set_cacheable(false);
db5af934 325
faadd326
TH
326 echo $output->upgrade_environment_page($release, $envstatus, $environment_results);
327 die();
db5af934 328
cc359566 329 } else if (empty($confirmplugins)) {
00be1916 330 $strplugincheck = get_string('plugincheck');
cc359566 331
69d77c23 332 $PAGE->navbar->add($strplugincheck);
333 $PAGE->set_title($strplugincheck);
52273536 334 $PAGE->set_heading($strplugincheck);
69d77c23 335 $PAGE->set_cacheable(false);
b9934a17 336
98b32c9e 337 $reloadurl = new moodle_url($PAGE->url, array('confirmupgrade' => 1, 'confirmrelease' => 1, 'cache' => 0));
ead8ba3b 338
96dd9237 339 if ($fetchupdates) {
fc281113
PS
340 // No sesskey support guaranteed here, because sessions might not work yet.
341 $updateschecker = \core\update\checker::instance();
342 if ($updateschecker->enabled()) {
343 $updateschecker->fetch();
4db58f5f 344 }
96dd9237
DM
345 redirect($reloadurl);
346 }
347
e87214bd 348 $deployer = \core\update\deployer::instance();
bcc8397a
DM
349 if ($deployer->enabled()) {
350 $deployer->initialize($reloadurl, $reloadurl);
351
352 $deploydata = $deployer->submitted_data();
353 if (!empty($deploydata)) {
fc281113 354 // No sesskey support guaranteed here, because sessions might not work yet.
bcc8397a
DM
355 echo $output->upgrade_plugin_confirm_deploy_page($deployer, $deploydata);
356 die();
357 }
358 }
359
e87214bd 360 echo $output->upgrade_plugin_check_page(core_plugin_manager::instance(), \core\update\checker::instance(),
98b32c9e
DM
361 $version, $showallplugins, $reloadurl, new moodle_url($PAGE->url, array(
362 'confirmupgrade' => 1, 'confirmrelease' => 1, 'confirmplugincheck' => 1, 'cache' => 0)));
00be1916 363 die();
db5af934 364
00be1916 365 } else {
fc281113
PS
366 // Always verify plugin dependencies!
367 $failed = array();
368 if (!core_plugin_manager::instance()->all_plugins_ok($version, $failed)) {
98b32c9e 369 $reloadurl = new moodle_url($PAGE->url, array('confirmupgrade' => 1, 'confirmrelease' => 1, 'cache' => 0));
fc281113
PS
370 echo $output->unsatisfied_dependencies_page($version, $failed, $reloadurl);
371 die();
372 }
373 unset($failed);
374
375 // Launch main upgrade.
00be1916 376 upgrade_core($version, true);
88582df4 377 }
00be1916 378} else if ($version < $CFG->version) {
80380bd7
PS
379 // better stop here, we can not continue with plugin upgrades or anything else
380 throw new moodle_exception('downgradedcore', 'error', new moodle_url('/admin/'));
00be1916 381}
382
383// Updated human-readable release version if necessary
82b1cf00 384if (!$cache and $release <> $CFG->release) { // Update the release version
bc76b3c0 385 set_config('release', $release);
00be1916 386}
387
82b1cf00 388if (!$cache and $branch <> $CFG->branch) { // Update the branch
ed01233a
AB
389 set_config('branch', $branch);
390}
391
82b1cf00 392if (!$cache and moodle_needs_upgrading()) {
98b32c9e
DM
393
394 check_upgrade_key($upgradekeyhash);
395
575f245f 396 if (!$PAGE->headerprinted) {
2361b7dd 397 // means core upgrade or installation was not already done
fc281113 398
575f245f 399 if (!$confirmplugins) {
cc359566
TH
400 $strplugincheck = get_string('plugincheck');
401
575f245f
PS
402 $PAGE->navbar->add($strplugincheck);
403 $PAGE->set_title($strplugincheck);
404 $PAGE->set_heading($strplugincheck);
405 $PAGE->set_cacheable(false);
b9934a17 406
96dd9237 407 if ($fetchupdates) {
fc281113
PS
408 require_sesskey();
409 $updateschecker = \core\update\checker::instance();
410 if ($updateschecker->enabled()) {
411 $updateschecker->fetch();
412 }
96dd9237
DM
413 redirect($PAGE->url);
414 }
415
12890c57
SH
416 /** @var core_admin_renderer $output */
417 $output = $PAGE->get_renderer('core', 'admin');
418
e87214bd 419 $deployer = \core\update\deployer::instance();
292dbeac
DM
420 if ($deployer->enabled()) {
421 $deployer->initialize($PAGE->url, $PAGE->url);
422
423 $deploydata = $deployer->submitted_data();
424 if (!empty($deploydata)) {
fc281113 425 require_sesskey();
292dbeac
DM
426 echo $output->upgrade_plugin_confirm_deploy_page($deployer, $deploydata);
427 die();
428 }
429 }
430
fc281113 431 // Show plugins info.
e87214bd 432 echo $output->upgrade_plugin_check_page(core_plugin_manager::instance(), \core\update\checker::instance(),
96dd9237
DM
433 $version, $showallplugins,
434 new moodle_url($PAGE->url),
98b32c9e 435 new moodle_url($PAGE->url, array('confirmplugincheck' => 1, 'cache' => 0)));
fc281113
PS
436 die();
437 }
438
439 // Make sure plugin dependencies are always checked.
440 $failed = array();
441 if (!core_plugin_manager::instance()->all_plugins_ok($version, $failed)) {
12890c57
SH
442 /** @var core_admin_renderer $output */
443 $output = $PAGE->get_renderer('core', 'admin');
98b32c9e 444 $reloadurl = new moodle_url($PAGE->url, array('cache' => 0));
fc281113 445 echo $output->unsatisfied_dependencies_page($version, $failed, $reloadurl);
575f245f
PS
446 die();
447 }
fc281113 448 unset($failed);
575f245f 449 }
fc281113 450
575f245f
PS
451 // install/upgrade all plugins and other parts
452 upgrade_noncore(true);
453}
00be1916 454
31a99877 455// If this is the first install, indicate that this site is fully configured
456// except the admin password
457if (during_initial_install()) {
458 set_config('rolesactive', 1); // after this, during_initial_install will return false.
00be1916 459 set_config('adminsetuppending', 1);
c8ae55e9 460 // we need this redirect to setup proper session
00be1916 461 upgrade_finished("index.php?sessionstarted=1&amp;lang=$CFG->lang");
462}
463
464// make sure admin user is created - this is the last step because we need
465// session to be working properly in order to edit admin account
466 if (!empty($CFG->adminsetuppending)) {
467 $sessionstarted = optional_param('sessionstarted', 0, PARAM_BOOL);
468 if (!$sessionstarted) {
469 redirect("index.php?sessionstarted=1&lang=$CFG->lang");
470 } else {
471 $sessionverify = optional_param('sessionverify', 0, PARAM_BOOL);
472 if (!$sessionverify) {
473 $SESSION->sessionverify = 1;
474 redirect("index.php?sessionstarted=1&sessionverify=1&lang=$CFG->lang");
88582df4 475 } else {
00be1916 476 if (empty($SESSION->sessionverify)) {
477 print_error('installsessionerror', 'admin', "index.php?sessionstarted=1&lang=$CFG->lang");
88582df4 478 }
00be1916 479 unset($SESSION->sessionverify);
88582df4 480 }
00be1916 481 }
88582df4 482
4f73591a
PS
483 // Cleanup SESSION to make sure other code does not complain in the future.
484 unset($SESSION->has_timed_out);
485 unset($SESSION->wantsurl);
486
a7c9609b 487 // 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
f20edd52
PS
488 $adminids = explode(',', $CFG->siteadmins);
489 $adminuser = get_complete_user_data('id', reset($adminids));
88582df4 490
00be1916 491 if ($adminuser->password === 'adminsetuppending') {
492 // prevent installation hijacking
493 if ($adminuser->lastip !== getremoteaddr()) {
494 print_error('installhijacked', 'admin');
35d6a2a4 495 }
00be1916 496 // login user and let him set password and admin details
497 $adminuser->newadminuser = 1;
0342fc36 498 complete_user_login($adminuser);
00be1916 499 redirect("$CFG->wwwroot/user/editadvanced.php?id=$adminuser->id"); // Edit thyself
db5af934 500
5c144d60 501 } else {
00be1916 502 unset_config('adminsetuppending');
4da1a0a1 503 }
504
00be1916 505} else {
506 // just make sure upgrade logging is properly terminated
507 upgrade_finished('upgradesettings.php');
508}
b3732604 509
fc281113
PS
510if (has_capability('moodle/site:config', context_system::instance())) {
511 if ($fetchupdates) {
512 require_sesskey();
513 $updateschecker = \core\update\checker::instance();
514 if ($updateschecker->enabled()) {
515 $updateschecker->fetch();
516 }
517 redirect(new moodle_url('/admin/index.php', array('cache' => 0)));
518 }
519}
520
e2e35e71
PS
521// Now we can be sure everything was upgraded and caches work fine,
522// redirect if necessary to make sure caching is enabled.
82b1cf00
PS
523if (!$cache) {
524 redirect(new moodle_url('/admin/index.php', array('cache' => 1)));
e2e35e71
PS
525}
526
00be1916 527// Check for valid admin user - no guest autologin
528require_login(0, false);
fc1d0e82
529if (isguestuser()) {
530 // Login as real user!
531 $SESSION->wantsurl = (string)new moodle_url('/admin/index.php');
532 redirect(get_login_url());
533}
bf006d2c 534$context = context_system::instance();
336a8433
MG
535
536if (!has_capability('moodle/site:config', $context)) {
537 // Do not throw exception display an empty page with administration menu if visible for current user.
538 $PAGE->set_title($SITE->fullname);
539 $PAGE->set_heading($SITE->fullname);
540 echo $OUTPUT->header();
541 echo $OUTPUT->footer();
542 exit;
543}
00be1916 544
545// check that site is properly customized
546$site = get_site();
547if (empty($site->shortname)) {
548 // probably new installation - lets return to frontpage after this step
549 // remove settings that we want uninitialised
550 unset_config('registerauth');
d6e7a63d 551 unset_config('timezone'); // Force admin to select timezone!
00be1916 552 redirect('upgradesettings.php?return=site');
553}
554
00be1916 555// setup critical warnings before printing admin tree block
bc76b3c0 556$insecuredataroot = is_dataroot_insecure(true);
00be1916 557$SESSION->admin_critical_warning = ($insecuredataroot==INSECURE_DATAROOT_ERROR);
558
559$adminroot = admin_get_root();
560
561// Check if there are any new admin settings which have still yet to be set
562if (any_new_admin_settings($adminroot)){
563 redirect('upgradesettings.php');
564}
565
e87214bd
PS
566// Return to original page that started the plugin uninstallation if necessary.
567if (isset($SESSION->pluginuninstallreturn)) {
568 $return = $SESSION->pluginuninstallreturn;
569 unset($SESSION->pluginuninstallreturn);
570 if ($return) {
571 redirect($return);
572 }
573}
574
00be1916 575// Everything should now be set up, and the user is an admin
576
577// Print default admin page with notifications.
cc359566 578$errorsdisplayed = defined('WARN_DISPLAY_ERRORS_ENABLED');
a95682b2 579
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DP
580// We make the assumption that at least one schedule task should run once per day.
581$lastcron = $DB->get_field_sql('SELECT MAX(lastruntime) FROM {task_scheduled}');
cc359566
TH
582$cronoverdue = ($lastcron < time() - 3600 * 24);
583$dbproblems = $DB->diagnose();
584$maintenancemode = !empty($CFG->maintenance_enabled);
74944b73 585
ca6f3a8b 586// Available updates for Moodle core.
e87214bd 587$updateschecker = \core\update\checker::instance();
966bd785 588$availableupdates = array();
ca6f3a8b
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589$availableupdatesfetch = null;
590
e9d3c212 591if ($updateschecker->enabled()) {
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592 // Only compute the update information when it is going to be displayed to the user.
593 $availableupdates['core'] = $updateschecker->get_update_info('core',
594 array('minmaturity' => $CFG->updateminmaturity, 'notifybuilds' => $CFG->updatenotifybuilds));
595
596 // Available updates for contributed plugins
597 $pluginman = core_plugin_manager::instance();
598 foreach ($pluginman->get_plugins() as $plugintype => $plugintypeinstances) {
599 foreach ($plugintypeinstances as $pluginname => $plugininfo) {
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600 $pluginavailableupdates = $plugininfo->available_updates();
601 if (!empty($pluginavailableupdates)) {
602 foreach ($pluginavailableupdates as $pluginavailableupdate) {
603 if (!isset($availableupdates[$plugintype.'_'.$pluginname])) {
604 $availableupdates[$plugintype.'_'.$pluginname] = array();
966bd785 605 }
30d8bc5f 606 $availableupdates[$plugintype.'_'.$pluginname][] = $pluginavailableupdate;
966bd785
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607 }
608 }
609 }
610 }
966bd785 611
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612 // The timestamp of the most recent check for available updates
613 $availableupdatesfetch = $updateschecker->get_last_timefetched();
614}
55585f3a 615
0aff15c2 616$buggyiconvnomb = (!function_exists('mb_convert_encoding') and @iconv('UTF-8', 'UTF-8//IGNORE', '100'.chr(130).'€') !== '100€');
b3245b75
DP
617//check if the site is registered on Moodle.org
618$registered = $DB->count_records('registration_hubs', array('huburl' => HUB_MOODLEORGHUBURL, 'confirmed' => 1));
915140c9
SH
619// Check if there are any cache warnings.
620$cachewarnings = cache_helper::warnings();
0aff15c2 621
cc359566 622admin_externalpage_setup('adminnotifications');
55585f3a 623
915140c9 624/* @var core_admin_renderer $output */
cc359566 625$output = $PAGE->get_renderer('core', 'admin');
915140c9
SH
626
627echo $output->admin_notifications_page($maturity, $insecuredataroot, $errorsdisplayed, $cronoverdue, $dbproblems,
628 $maintenancemode, $availableupdates, $availableupdatesfetch, $buggyiconvnomb,
629 $registered, $cachewarnings);