admin/index.php

   1 <?php // $Id$
   2
   3 /// Check that config.php exists, if not then call the install script
   4     if (!file_exists('../config.php')) {
   5         header('Location: ../install.php');
   6         die;
   7     }
   8
   9 /// Check that PHP is of a sufficient version
  10 /// Moved here because older versions do not allow while(@ob_end_clean());
  11     if (version_compare(phpversion(), "4.3.0") < 0) {
  12         $phpversion = phpversion();
  13         echo "Sorry, Moodle requires PHP 4.3.0 or later (currently using version $phpversion)";
  14         die;
  15     }
  16
  17 /// Turn off time limits and try to flush everything all the time, sometimes upgrades can be slow.
  18
  19     @set_time_limit(0);
  20     @ob_implicit_flush(true);
  21     while(@ob_end_clean()); // ob_end_flush prevents sending of headers
  22
  23
  24     require_once('../config.php');
  25     require_once($CFG->libdir.'/adminlib.php');  // Contains various admin-only functions
  26     require_once($CFG->libdir.'/ddllib.php'); // Install/upgrade related db functions
  27
  28     $id             = optional_param('id', '', PARAM_ALPHANUM);
  29     $confirmupgrade = optional_param('confirmupgrade', 0, PARAM_BOOL);
  30     $confirmrelease = optional_param('confirmrelease', 0, PARAM_BOOL);
  31     $agreelicense   = optional_param('agreelicense', 0, PARAM_BOOL);
  32     $autopilot      = optional_param('autopilot', 0, PARAM_BOOL);
  33     $ignoreupgradewarning = optional_param('ignoreupgradewarning', 0, PARAM_BOOL);
  34
  35 /// check upgrade status first
  36     if ($ignoreupgradewarning and !empty($_SESSION['upgraderunning'])) {
  37         $_SESSION['upgraderunning'] = 0;
  38     }
  39     upgrade_check_running("Upgrade already running in this session, please wait!<br />Click on the exclamation marks to ignore this warning (<a href=\"index.php?ignoreupgradewarning=1\">!!!</a>).", 10);
  40
  41 /// set install/upgrade autocontinue session flag
  42     if ($autopilot) {
  43         $_SESSION['installautopilot'] = $autopilot;
  44     }
  45
  46 /// Check some PHP server settings
  47
  48     $documentationlink = '<a href="http://docs.moodle.org/en/Installation">Installation docs</a>';
  49
  50     if (ini_get_bool('session.auto_start')) {
  51         error("The PHP server variable 'session.auto_start' should be Off - $documentationlink");
  52     }
  53
  54     if (ini_get_bool('magic_quotes_runtime')) {
  55         error("The PHP server variable 'magic_quotes_runtime' should be Off - $documentationlink");
  56     }
  57
  58     if (!ini_get_bool('file_uploads')) {
  59         error("The PHP server variable 'file_uploads' is not turned On - $documentationlink");
  60     }
  61
  62     if (empty($CFG->prefix) && $CFG->dbfamily != 'mysql') {  //Enforce prefixes for everybody but mysql
  63         error('$CFG->prefix can\'t be empty for your target DB (' . $CFG->dbtype . ')');
  64     }
  65
  66     if ($CFG->dbfamily == 'oracle' && strlen($CFG->prefix) > 2) { //Max prefix length for Oracle is 2cc
  67         error('$CFG->prefix maximum allowed length for Oracle DBs is 2cc.');
  68     }
  69
  70 /// Check that config.php has been edited
  71
  72     if ($CFG->wwwroot == "http://example.com/moodle") {
  73         error("Moodle has not been configured yet.  You need to edit config.php first.");
  74     }
  75
  76
  77 /// Check settings in config.php
  78
  79     $dirroot = dirname(realpath("../index.php"));
  80     if (!empty($dirroot) and $dirroot != $CFG->dirroot) {
  81         error("Please fix your settings in config.php:
  82               <p>You have:
  83               <p>\$CFG->dirroot = \"".addslashes($CFG->dirroot)."\";
  84               <p>but it should be:
  85               <p>\$CFG->dirroot = \"".addslashes($dirroot)."\";",
  86               "./");
  87     }
  88
  89 /// Set some necessary variables during set-up to avoid PHP warnings later on this page
  90     if (!isset($CFG->framename)) {
  91         $CFG->framename = "_top";
  92     }
  93     if (!isset($CFG->release)) {
  94         $CFG->release = "";
  95     }
  96     if (!isset($CFG->version)) {
  97         $CFG->version = "";
  98     }
  99
 100     if (is_readable("$CFG->dirroot/version.php")) {
 101         include_once("$CFG->dirroot/version.php");              # defines $version
 102     }
 103
 104     if (!$version or !$release) {
 105         error('Main version.php was not readable or specified');# without version, stop
 106     }
 107
 108 /// Check if the main tables have been installed yet or not.
 109
 110     if (! $tables = $db->Metatables() ) {    // No tables yet at all.
 111         $maintables = false;
 112
 113     } else {                                 // Check for missing main tables
 114         $maintables = true;
 115         $mtables = array("config", "course", "course_categories", "course_modules",
 116                          "course_sections", "log", "log_display", "modules",
 117                          "user");
 118         foreach ($mtables as $mtable) {
 119             if (!in_array($CFG->prefix.$mtable, $tables)) {
 120                 $maintables = false;
 121                 break;
 122             }
 123         }
 124     }
 125     if (! $maintables) {
 126     /// hide errors from headers in case debug enabled in config.php
 127         $origdebug = $CFG->debug;
 128         $CFG->debug = DEBUG_MINIMAL;
 129         error_reporting($CFG->debug);
 130         if (empty($agreelicense)) {
 131             $strlicense = get_string('license');
 132             print_header($strlicense, $strlicense, $strlicense, "", "", false, "&nbsp;", "&nbsp;");
 133             print_heading("<a href=\"http://moodle.org\">Moodle</a> - Modular Object-Oriented Dynamic Learning Environment");
 134             print_heading(get_string('copyrightnotice'));
 135             print_box(text_to_html(get_string('gpl')), 'copyrightnotice');
 136             echo "<br />";
 137             notice_yesno(get_string('doyouagree'), "index.php?agreelicense=1",
 138                                                    "http://docs.moodle.org/en/License");
 139             print_footer('none');
 140             exit;
 141         }
 142         if (empty($confirmrelease)) {
 143             $strcurrentrelease = get_string("currentrelease");
 144             print_header($strcurrentrelease, $strcurrentrelease, $strcurrentrelease, "", "", false, "&nbsp;", "&nbsp;");
 145             print_heading("Moodle $release");
 146             print_box(get_string('releasenoteslink', 'admin', 'http://docs.moodle.org/en/Release_Notes'), 'generalbox boxaligncenter boxwidthwide');
 147             echo '<form action="index.php"><div>';
 148             echo '<input type="hidden" name="agreelicense" value="1" />';
 149             echo '<input type="hidden" name="confirmrelease" value="1" />';
 150             echo '</div>';
 151             echo '<div class="continuebutton"><input name="autopilot" id="autopilot" type="checkbox" value="1" /><label for="autopilot">'.get_string('unattendedoperation', 'admin').'</label>';
 152             echo '<br /><br /><input type="submit" value="'.get_string('continue').'" /></div>';
 153             echo '</form>';
 154             print_footer('none');
 155             die;
 156         }
 157
 158         $strdatabasesetup    = get_string("databasesetup");
 159         $strdatabasesuccess  = get_string("databasesuccess");
 160         print_header($strdatabasesetup, $strdatabasesetup, $strdatabasesetup,
 161                         "", upgrade_get_javascript(), false, "&nbsp;", "&nbsp;");
 162     /// return to original debugging level
 163         $CFG->debug = $origdebug;
 164         error_reporting($CFG->debug);
 165         upgrade_log_start();
 166         $db->debug = true;
 167
 168     /// Both old .sql files and new install.xml are supported
 169     /// But we prioritise install.xml (XMLDB) if present
 170
 171         change_db_encoding(); // first try to change db encoding to utf8
 172         if (!setup_is_unicodedb()) {
 173             // If could not convert successfully, throw error, and prevent installation
 174             print_error('unicoderequired', 'admin');
 175         }
 176
 177         $status = false;
 178         if (file_exists("$CFG->libdir/db/install.xml")) {
 179             $status = install_from_xmldb_file("$CFG->libdir/db/install.xml"); //New method
 180         } else if (file_exists("$CFG->libdir/db/$CFG->dbtype.sql")) {
 181             $status = modify_database("$CFG->libdir/db/$CFG->dbtype.sql"); //Old method
 182         } else {
 183             error("Error: Your database ($CFG->dbtype) is not yet fully supported by Moodle or install.xml is not present.  See the lib/db directory.");
 184         }
 185
 186         // all new installs are in unicode - keep for backwards compatibility and 1.8 upgrade checks
 187         set_config('unicodedb', 1);
 188
 189     /// Continue with the instalation
 190         $db->debug = false;
 191         if ($status) {
 192             //ugly hack - install new groups: MDL-9217
 193             require_once("$CFG->dirroot/group/db/upgrade.php");
 194             install_group_db();
 195
 196             // Install the roles system.
 197             moodle_install_roles();
 198             set_config('statsrolesupgraded',time());
 199
 200             // install core event handlers
 201             events_update_definition();
 202
 203             // Write default settings unconditionally (i.e. even if a setting is already set, overwrite it)
 204             // (this should only have any effect during initial install).
 205             $adminroot = admin_get_root();
 206             $adminroot->prune('backups'); // backup settings table not created yet
 207             apply_default_settings($adminroot);
 208
 209             /// This is used to handle any settings that must exist in $CFG but which do not exist in
 210             /// admin_get_root()/$ADMIN as admin_setting objects (there are some exceptions).
 211             apply_default_exception_settings(array('alternateloginurl' => '',
 212                                                    'auth' => 'email',
 213                                                    'auth_pop3mailbox' => 'INBOX',
 214                                                    'changepassword' => '',
 215                                                    'enrol' => 'manual',
 216                                                    'enrol_plugins_enabled' => 'manual',
 217                                                    'guestloginbutton' => 1,
 218                                                    'registerauth' => 'email',
 219                                                    'style' => 'default',
 220                                                    'template' => 'default',
 221                                                    'theme' => 'standardwhite',
 222                                                    'filter_multilang_converted' => 1));
 223
 224             notify($strdatabasesuccess, "green");
 225             require_once $CFG->dirroot.'/mnet/lib.php';
 226         } else {
 227             error("Error: Main databases NOT set up successfully");
 228         }
 229         print_continue('index.php');
 230         print_footer('none');
 231         die;
 232     }
 233
 234
 235 /// Check version of Moodle code on disk compared with database
 236 /// and upgrade if possible.
 237
 238     if (file_exists("$CFG->dirroot/lib/db/$CFG->dbtype.php")) {
 239         include_once("$CFG->dirroot/lib/db/$CFG->dbtype.php");  # defines old upgrades
 240     }
 241     if (file_exists("$CFG->dirroot/lib/db/upgrade.php")) {
 242         include_once("$CFG->dirroot/lib/db/upgrade.php");  # defines new upgrades
 243     }
 244
 245     $stradministration = get_string("administration");
 246
 247     if ($CFG->version) {
 248         if ($version > $CFG->version) {  // upgrade
 249
 250         /// If the database is not already Unicode then we do not allow upgrading!
 251         /// Instead, we print an error telling them to upgrade to 1.7 first.  MDL-6857
 252             if (empty($CFG->unicodedb)) {
 253                 print_error('unicodeupgradeerror', 'error', '', $version);
 254             }
 255
 256             $a->oldversion = "$CFG->release ($CFG->version)";
 257             $a->newversion = "$release ($version)";
 258             $strdatabasechecking = get_string("databasechecking", "", $a);
 259
 260             // hide errors from headers in case debug is enabled
 261             $origdebug = $CFG->debug;
 262             $CFG->debug = DEBUG_MINIMAL;
 263             error_reporting($CFG->debug);
 264
 265             // logout in case we are upgrading from pre 1.7 version - prevention of weird session problems
 266             if ($CFG->version < 2006050600) {
 267                 require_logout();
 268             }
 269
 270             if (empty($confirmupgrade)) {
 271                 print_header($strdatabasechecking, $stradministration, $strdatabasechecking,
 272                         "", "", false, "&nbsp;", "&nbsp;");
 273
 274                 notice_yesno(get_string('upgradesure', 'admin', $a->newversion), 'index.php?confirmupgrade=1', 'index.php');
 275                 exit;
 276
 277             } else if (empty($confirmrelease)){
 278                 $strcurrentrelease = get_string("currentrelease");
 279                 print_header($strcurrentrelease, $strcurrentrelease, $strcurrentrelease, "", "", false, "&nbsp;", "&nbsp;");
 280                 print_heading("Moodle $release");
 281                 print_box(get_string('releasenoteslink', 'admin', 'http://docs.moodle.org/en/Release_Notes'));
 282
 283                 require_once($CFG->libdir.'/environmentlib.php');
 284                 print_heading(get_string('environment', 'admin'));
 285                 if (!check_moodle_environment($release, $environment_results, true)) {
 286                     notice_yesno(get_string('environmenterrorupgrade', 'admin'),
 287                                  'index.php?confirmupgrade=1&confirmrelease=1', 'index.php');
 288                 } else {
 289                     notify(get_string('environmentok', 'admin'), 'notifysuccess');
 290
 291                     echo '<form action="index.php"><div>';
 292                     echo '<input type="hidden" name="confirmupgrade" value="1" />';
 293                     echo '<input type="hidden" name="confirmrelease" value="1" />';
 294                     echo '</div>';
 295                     echo '<div class="continuebutton"><input name="autopilot" id="autopilot" type="checkbox" value="1" /><label for="autopilot">'.get_string('unattendedoperation', 'admin').'</label>';
 296                     echo '<br /><br /><input type="submit" value="'.get_string('continue').'" /></div>';
 297                     echo '</form>';
 298                 }
 299
 300                 print_footer('none');
 301                 die;
 302             } else {
 303                 $strdatabasesuccess  = get_string("databasesuccess");
 304                 print_header($strdatabasechecking, $stradministration, $strdatabasechecking,
 305                         "", upgrade_get_javascript(), false, "&nbsp;", "&nbsp;");
 306
 307             /// return to original debugging level
 308                 $CFG->debug = $origdebug;
 309                 error_reporting($CFG->debug);
 310                 upgrade_log_start();
 311
 312             /// Upgrade current language pack if we can
 313                 upgrade_language_pack();
 314
 315                 print_heading($strdatabasechecking);
 316                 $db->debug=true;
 317             /// Launch the old main upgrade (if exists)
 318                 $status = true;
 319                 if (function_exists('main_upgrade')) {
 320                     $status = main_upgrade($CFG->version);
 321                 }
 322             /// If succesful and exists launch the new main upgrade (XMLDB), called xmldb_main_upgrade
 323                 if ($status && function_exists('xmldb_main_upgrade')) {
 324                     $status = xmldb_main_upgrade($CFG->version);
 325                 }
 326                 $db->debug=false;
 327             /// If successful, continue upgrading roles and setting everything properly
 328                 if ($status) {
 329                     if (empty($CFG->rolesactive)) {
 330                         //ugly hack - upgrade to new groups (from 1.6) : MDL-9217
 331                         require_once("$CFG->dirroot/group/db/upgrade.php");
 332                         install_group_db();
 333                         // Upgrade to the roles system.
 334                         moodle_install_roles();
 335                         set_config('rolesactive', 1);
 336                     } else if (!update_capabilities()) {
 337                         error('Had trouble upgrading the core capabilities for the Roles System');
 338                     }
 339                     // update core events
 340                     events_update_definition();
 341
 342                     require_once($CFG->libdir.'/statslib.php');
 343                     if (!stats_upgrade_for_roles_wrapper()) {
 344                         notify('Couldn\'t upgrade the stats tables to use the new roles system');
 345                     }
 346                     if (set_config("version", $version)) {
 347                         remove_dir($CFG->dataroot . '/cache', true); // flush cache
 348                         notify($strdatabasesuccess, "green");
 349                         print_continue("upgradesettings.php");
 350                         print_footer('none');
 351                         exit;
 352                     } else {
 353                         error('Upgrade failed!  (Could not update version in config table)');
 354                     }
 355             /// Main upgrade not success
 356                 } else {
 357                     notify('Main Upgrade failed!  See lib/db/upgrade.php');
 358                     print_continue('index.php?confirmupgrade=1&amp;confirmrelease=1');
 359                     print_footer('none');
 360                     die;
 361                 }
 362                 upgrade_log_finish();
 363             }
 364         } else if ($version < $CFG->version) {
 365             upgrade_log_start();
 366             notify("WARNING!!!  The code you are using is OLDER than the version that made these databases!");
 367             upgrade_log_finish();
 368         }
 369     } else {
 370         if (!set_config("version", $version)) {
 371             error("A problem occurred inserting current version into databases");
 372         }
 373     }
 374
 375 /// Updated human-readable release version if necessary
 376
 377     if ($release <> $CFG->release) {  // Update the release version
 378         if (!set_config("release", $release)) {
 379             error("ERROR: Could not update release version in database!!");
 380         }
 381     }
 382
 383 /// ugly hack - convert to new groups if upgrading from 1.7; must be reworked
 384     require_once("$CFG->dirroot/group/db/upgrade.php");
 385     upgrade_group_db("$CFG->wwwroot/$CFG->admin/index.php");  // Return here afterwards
 386
 387
 388 /// Find and check all main modules and load them up or upgrade them if necessary
 389 /// first old *.php update and then the new upgrade.php script
 390     upgrade_activity_modules("$CFG->wwwroot/$CFG->admin/index.php");  // Return here afterwards
 391
 392 /// Check all questiontype plugins and upgrade if necessary
 393 /// first old *.php update and then the new upgrade.php script
 394 /// It is important that this is done AFTER the quiz module has been upgraded
 395     upgrade_plugins('qtype', 'question/type', "$CFG->wwwroot/$CFG->admin/index.php");  // Return here afterwards
 396
 397 /// Upgrade backup/restore system if necessary
 398 /// first old *.php update and then the new upgrade.php script
 399     require_once("$CFG->dirroot/backup/lib.php");
 400     upgrade_backup_db("$CFG->wwwroot/$CFG->admin/index.php");  // Return here afterwards
 401
 402 /// Upgrade blocks system if necessary
 403 /// first old *.php update and then the new upgrade.php script
 404     require_once("$CFG->dirroot/lib/blocklib.php");
 405     upgrade_blocks_db("$CFG->wwwroot/$CFG->admin/index.php");  // Return here afterwards
 406
 407 /// Check all blocks and load (or upgrade them if necessary)
 408 /// first old *.php update and then the new upgrade.php script
 409     upgrade_blocks_plugins("$CFG->wwwroot/$CFG->admin/index.php");  // Return here afterwards
 410
 411 /// Check all enrolment plugins and upgrade if necessary
 412 /// first old *.php update and then the new upgrade.php script
 413     upgrade_plugins('enrol', 'enrol', "$CFG->wwwroot/$CFG->admin/index.php");  // Return here afterwards
 414
 415 /// Check all course formats and upgrade if necessary
 416     upgrade_plugins('format','course/format',"$CFG->wwwroot/$CFG->admin/index.php");
 417
 418 /// Check for local database customisations
 419 /// first old *.php update and then the new upgrade.php script
 420     require_once("$CFG->dirroot/lib/locallib.php");
 421     upgrade_local_db("$CFG->wwwroot/$CFG->admin/index.php");  // Return here afterwards
 422
 423 /// Check for changes to RPC functions
 424     require_once($CFG->dirroot.'/admin/mnet/adminlib.php');
 425     upgrade_RPC_functions("$CFG->wwwroot/$CFG->admin/index.php");  // Return here afterwards
 426
 427 /// Upgrade all plugins for gradebook
 428     upgrade_plugins('gradeexport', 'grade/export', "$CFG->wwwroot/$CFG->admin/index.php");
 429     upgrade_plugins('gradeimport', 'grade/import', "$CFG->wwwroot/$CFG->admin/index.php");
 430     upgrade_plugins('gradereport', 'grade/report', "$CFG->wwwroot/$CFG->admin/index.php");
 431
 432 /// Check all message output plugins and upgrade if necessary
 433     upgrade_plugins('message','message/output',"$CFG->wwwroot/$CFG->admin/index.php");
 434
 435
 436 /// just make sure upgrade logging is properly terminated
 437     upgrade_log_finish();
 438
 439     unset($_SESSION['installautopilot']);
 440
 441 /// Set up the blank site - to be customized later at the end of install.
 442     if (! $site = get_site()) {
 443         // We are about to create the site "course"
 444         require_once($CFG->libdir.'/blocklib.php');
 445
 446         $newsite = new Object();
 447         $newsite->fullname = "";
 448         $newsite->shortname = "";
 449         $newsite->summary = "";
 450         $newsite->newsitems = 3;
 451         $newsite->numsections = 0;
 452         $newsite->category = 0;
 453         $newsite->format = 'site';  // Only for this course
 454         $newsite->teacher = get_string("defaultcourseteacher");
 455         $newsite->teachers = get_string("defaultcourseteachers");
 456         $newsite->student = get_string("defaultcoursestudent");
 457         $newsite->students = get_string("defaultcoursestudents");
 458         $newsite->timemodified = time();
 459
 460         if ($newid = insert_record('course', $newsite)) {
 461             // Site created, add blocks for it
 462             $page = page_create_object(PAGE_COURSE_VIEW, $newid);
 463             blocks_repopulate_page($page); // Return value not checked because you can always edit later
 464
 465             $cat = new Object();
 466             $cat->name = get_string('miscellaneous');
 467             if (insert_record('course_categories', $cat)) {
 468                   redirect('index.php');
 469             } else {
 470                  error("Serious Error! Could not set up a default course category!");
 471             }
 472         } else {
 473             error("Serious Error! Could not set up the site!");
 474         }
 475     }
 476
 477     // initialise default blocks on admin and site page if needed
 478     if (empty($CFG->adminblocks_initialised)) {
 479         require_once("$CFG->dirroot/$CFG->admin/pagelib.php");
 480         require_once($CFG->libdir.'/blocklib.php');
 481         page_map_class(PAGE_ADMIN, 'page_admin');
 482         $page = page_create_object(PAGE_ADMIN, 0); // there must be some id number
 483         blocks_repopulate_page($page);
 484
 485         //add admin_tree block to site if not already present
 486         if ($admintree = get_record('block', 'name', 'admin_tree')) {
 487             $page = page_create_object(PAGE_COURSE_VIEW, SITEID);
 488             blocks_execute_action($page, blocks_get_by_page($page), 'add', (int)$admintree->id, false, false);
 489             if ($admintreeinstance = get_record('block_instance', 'pagetype', $page->type, 'pageid', SITEID, 'blockid', $admintree->id)) {
 490                 blocks_execute_action($page, blocks_get_by_page($page), 'moveleft', $admintreeinstance, false, false);
 491             }
 492         }
 493
 494         set_config('adminblocks_initialised', 1);
 495     }
 496
 497 /// Define the unique site ID code if it isn't already
 498     if (empty($CFG->siteidentifier)) {    // Unique site identification code
 499         set_config('siteidentifier', random_string(32).$_SERVER['HTTP_HOST']);
 500     }
 501
 502 /// Check if the guest user exists.  If not, create one.
 503     if (! record_exists("user", "username", "guest")) {
 504         if (! $guest = create_guest_record()) {
 505             notify("Could not create guest user record !!!");
 506         }
 507     }
 508
 509
 510 /// Set up the admin user
 511     if (empty($CFG->rolesactive)) {
 512         create_admin_user();
 513     }
 514
 515 /// Check for valid admin user
 516     require_login();
 517
 518     $context = get_context_instance(CONTEXT_SYSTEM, SITEID);
 519
 520     require_capability('moodle/site:config', $context);
 521
 522 /// check that site is properly customized
 523     if (empty($site->shortname) or empty($site->shortname)) {
 524         redirect('settings.php?section=frontpagesettings&amp;return=site');
 525     }
 526
 527 /// Check if we are returning from moodle.org registration and if so, we mark that fact to remove reminders
 528
 529     if (!empty($id)) {
 530         if ($id == $CFG->siteidentifier) {
 531             set_config('registered', time());
 532         }
 533     }
 534
 535     $adminroot = admin_get_root();
 536
 537 /// Check if there are any new admin settings which have still yet to be set
 538     if( any_new_admin_settings( $adminroot ) ){
 539         redirect('upgradesettings.php');
 540     }
 541
 542 /// Everything should now be set up, and the user is an admin
 543
 544 /// Print default admin page with notifications.
 545
 546     admin_externalpage_setup('adminnotifications');
 547     admin_externalpage_print_header();
 548
 549 /// Deprecated database! Warning!!
 550     if (!empty($CFG->migrated_to_new_db)) {
 551         print_box(print_string('dbmigrationdeprecateddb', 'admin'), 'generalbox adminwarning');
 552     }
 553
 554 /// Check for any special upgrades that might need to be run
 555     if (!empty($CFG->upgrade)) {
 556         print_box(get_string("upgrade$CFG->upgrade", "admin", "$CFG->wwwroot/$CFG->admin/upgrade$CFG->upgrade.php"));
 557     }
 558
 559     if (ini_get_bool('register_globals') && !ini_get_bool('magic_quotes_gpc')) {
 560         print_box(get_string('globalsquoteswarning', 'admin'), 'generalbox adminwarning');
 561     }
 562
 563     if (is_dataroot_insecure()) {
 564         print_box(get_string('datarootsecuritywarning', 'admin', $CFG->dataroot), 'generalbox adminwarning');
 565     }
 566
 567 /// If no recently cron run
 568     $lastcron = get_field_sql('SELECT max(lastcron) FROM ' . $CFG->prefix . 'modules');
 569     if (time() - $lastcron > 3600 * 24) {
 570         $strinstallation = get_string('installation', 'install');
 571         $helpbutton = helpbutton('install', $strinstallation, 'moodle', true, false, '', true);
 572         print_box(get_string('cronwarning', 'admin')."&nbsp;".$helpbutton, 'generalbox adminwarning');
 573     }
 574
 575 /// Print multilang upgrade notice if needed
 576     if (empty($CFG->filter_multilang_converted)) {
 577         print_box(get_string('multilangupgradenotice', 'admin'), 'generalbox adminwarning');
 578     }
 579
 580 /// Alert if we are currently in maintenance mode
 581     if (file_exists($CFG->dataroot.'/1/maintenance.html')) {
 582         print_box(get_string('sitemaintenancewarning', 'admin'), 'generalbox adminwarning');
 583     }
 584
 585
 586 /// Print slightly annoying registration button every six months   ;-)
 587 /// You can set the "registered" variable to something far in the future
 588 /// if you really want to prevent this.   eg  9999999999
 589     if (!isset($CFG->registered) || $CFG->registered < (time() - 3600*24*30*6)) {
 590         $options = array();
 591         $options['sesskey'] = $USER->sesskey;
 592         print_box_start('generalbox adminwarning');
 593         print_string('pleaseregister', 'admin');
 594         print_single_button('register.php', $options, get_string('registration'));
 595         print_box_end();
 596         $registrationbuttonshown = true;
 597     }
 598
 599     //////////////////////////////////////////////////////////////////////////////////////////////////
 600     ////  IT IS ILLEGAL AND A VIOLATION OF THE GPL TO HIDE, REMOVE OR MODIFY THIS COPYRIGHT NOTICE ///
 601     $copyrighttext = '<a href="http://moodle.org/">Moodle</a> '.
 602                      '<a href="http://docs.moodle.org/en/Release">'.$CFG->release.'</a> ('.$CFG->version.')<br />'.
 603                      'Copyright &copy; 1999 onwards, Martin Dougiamas<br />'.
 604                      'and <a href="http://docs.moodle.org/en/Credits">many other contributors</a>.<br />'.
 605                      '<a href="http://docs.moodle.org/en/License">GNU Public License</a>';
 606     print_box($copyrighttext, 'copyright');
 607     //////////////////////////////////////////////////////////////////////////////////////////////////
 608
 609
 610     if (empty($registrationbuttonshown)) {
 611         $options = array();
 612         $options['sesskey'] = $USER->sesskey;
 613         print_single_button('register.php', $options, get_string('registration'));
 614     }
 615
 616
 617     if (optional_param('dbmigrate')) {               // ??? Is this actually used?
 618         print_box_start();
 619         require_once($CFG->dirroot.'/'.$CFG->admin.'/utfdbmigrate.php');
 620         db_migrate2utf8();
 621         print_box_end();
 622     }
 623
 624
 625     admin_externalpage_print_footer();
 626
 627
 628 ?>