PHP xmldb_main_upgrade函数代码示例

 error_reporting($CFG->debug);
 upgrade_log_start();
 /// Upgrade current language pack if we can
 if (empty($CFG->skiplangupgrade)) {
     upgrade_language_pack();
 }
 print_heading($strdatabasechecking);
 $db->debug = true;
 /// Launch the old main upgrade (if exists)
 $status = true;
 if (function_exists('main_upgrade')) {
     $status = main_upgrade($CFG->version);
 }
 /// If succesful and exists launch the new main upgrade (XMLDB), called xmldb_main_upgrade
 if ($status && function_exists('xmldb_main_upgrade')) {
     $status = xmldb_main_upgrade($CFG->version);
 }
 $db->debug = false;
 /// If successful, continue upgrading roles and setting everything properly
 if ($status) {
     if (empty($CFG->rolesactive)) {
         /// Groups upgrade is now in core above.
         // Upgrade to the roles system.
         moodle_install_roles();
         set_config('rolesactive', 1);
     } else {
         if (!update_capabilities()) {
             error('Had trouble upgrading the core capabilities for the Roles System');
         }
     }
     // update core events

/**
 * Upgrade moodle core
 * @param float $version target version
 * @param bool $verbose
 * @return void, may throw exception
 */
function upgrade_core($version, $verbose) {
    global $CFG, $SITE, $DB, $COURSE;

    raise_memory_limit(MEMORY_EXTRA);

    require_once($CFG->libdir.'/db/upgrade.php');    // Defines upgrades

    try {
        // Reset caches before any output.
        cache_helper::purge_all(true);
        purge_all_caches();

        // Upgrade current language pack if we can
        upgrade_language_pack();

        print_upgrade_part_start('moodle', false, $verbose);

        // Pre-upgrade scripts for local hack workarounds.
        $preupgradefile = "$CFG->dirroot/local/preupgrade.php";
        if (file_exists($preupgradefile)) {
            core_php_time_limit::raise();
            require($preupgradefile);
            // Reset upgrade timeout to default.
            upgrade_set_timeout();
        }

        $result = xmldb_main_upgrade($CFG->version);
        if ($version > $CFG->version) {
            // store version if not already there
            upgrade_main_savepoint($result, $version, false);
        }

        // In case structure of 'course' table has been changed and we forgot to update $SITE, re-read it from db.
        $SITE = $DB->get_record('course', array('id' => $SITE->id));
        $COURSE = clone($SITE);

        // perform all other component upgrade routines
        update_capabilities('moodle');
        log_update_descriptions('moodle');
        external_update_descriptions('moodle');
        events_update_definition('moodle');
        \core\task\manager::reset_scheduled_tasks_for_component('moodle');
        message_update_providers('moodle');
        \core\message\inbound\manager::update_handlers_for_component('moodle');
        // Update core definitions.
        cache_helper::update_definitions(true);

        // Purge caches again, just to be sure we arn't holding onto old stuff now.
        cache_helper::purge_all(true);
        purge_all_caches();

        // Clean up contexts - more and more stuff depends on existence of paths and contexts
        context_helper::cleanup_instances();
        context_helper::create_instances(null, false);
        context_helper::build_all_paths(false);
        $syscontext = context_system::instance();
        $syscontext->mark_dirty();

        print_upgrade_part_end('moodle', false, $verbose);
    } catch (Exception $ex) {
        upgrade_handle_exception($ex);
    }
}

/**
 * Upgrade moodle core
 * @param float $version target version
 * @param bool $verbose
 * @return void, may throw exception
 */
function upgrade_core($version, $verbose) {
    global $CFG;

    raise_memory_limit(MEMORY_EXTRA);

    require_once($CFG->libdir.'/db/upgrade.php');    // Defines upgrades

    try {
        // Reset caches before any output
        purge_all_caches();

        // Upgrade current language pack if we can
        upgrade_language_pack();

        print_upgrade_part_start('moodle', false, $verbose);

        // one time special local migration pre 2.0 upgrade script
        if ($CFG->version < 2007101600) {
            $pre20upgradefile = "$CFG->dirroot/local/upgrade_pre20.php";
            if (file_exists($pre20upgradefile)) {
                set_time_limit(0);
                require($pre20upgradefile);
                // reset upgrade timeout to default
                upgrade_set_timeout();
            }
        }

        $result = xmldb_main_upgrade($CFG->version);
        if ($version > $CFG->version) {
            // store version if not already there
            upgrade_main_savepoint($result, $version, false);
        }

        // perform all other component upgrade routines
        update_capabilities('moodle');
        log_update_descriptions('moodle');
        external_update_descriptions('moodle');
        events_update_definition('moodle');
        message_update_providers('moodle');

        // Reset caches again, just to be sure
        purge_all_caches();

        // Clean up contexts - more and more stuff depends on existence of paths and contexts
        context_helper::cleanup_instances();
        context_helper::create_instances(null, false);
        context_helper::build_all_paths(false);
        $syscontext = context_system::instance();
        $syscontext->mark_dirty();

        print_upgrade_part_end('moodle', false, $verbose);
    } catch (Exception $ex) {
        upgrade_handle_exception($ex);
    }
}

/**
 * Upgrade moodle core
 * @param float $version target version
 * @param bool $verbose
 * @return void, may throw exception
 */
function upgrade_core($version, $verbose)
{
    global $CFG;
    require_once $CFG->libdir . '/db/upgrade.php';
    // Defines upgrades
    try {
        // Upgrade current language pack if we can
        if (empty($CFG->skiplangupgrade)) {
            upgrade_language_pack(false);
        }
        print_upgrade_part_start('moodle', false, $verbose);
        // one time special local migration pre 2.0 upgrade script
        if ($version < 2007101600) {
            $pre20upgradefile = "{$CFG->dirrot}/local/upgrade_pre20.php";
            if (file_exists($pre20upgradefile)) {
                set_time_limit(0);
                require $pre20upgradefile;
                // reset upgrade timeout to default
                upgrade_set_timeout();
            }
        }
        $result = xmldb_main_upgrade($CFG->version);
        if ($version > $CFG->version) {
            // store version if not already there
            upgrade_main_savepoint($result, $version, false);
        }
        // perform all other component upgrade routines
        update_capabilities('moodle');
        events_update_definition('moodle');
        message_update_providers('moodle');
        remove_dir($CFG->dataroot . '/cache', true);
        // flush cache
        print_upgrade_part_end('moodle', false, $verbose);
    } catch (Exception $ex) {
        upgrade_handle_exception($ex);
    }
}

     print_string('pluginchecknotice');
     print_box_end();
     print_plugin_tables();
     print_upgrade_reload('index.php?confirmupgrade=1&confirmrelease=1');
     print_continue('index.php?confirmupgrade=1&confirmrelease=1&confirmplugincheck=1');
     print_footer('none');
     die;
 } else {
     /// Launch main upgrade
     try {
         // Upgrade current language pack if we can
         if (empty($CFG->skiplangupgrade)) {
             upgrade_language_pack(false);
         }
         print_upgrade_part_start('moodle', false);
         $result = xmldb_main_upgrade($CFG->version);
         if ($version > $CFG->version) {
             // store version if not already there
             upgrade_main_savepoint($result, $version, false);
         }
         // perform all other component upgrade routines
         update_capabilities('moodle');
         events_update_definition('moodle');
         message_update_providers('moodle');
         message_update_providers('message');
         remove_dir($CFG->dataroot . '/cache', true);
         // flush cache
         print_upgrade_part_end('moodle', false);
     } catch (Exception $ex) {
         upgrade_handle_exception($ex);
     }

/**
 * Upgrade moodle core
 * @param float $version target version
 * @param bool $verbose
 * @return void, may throw exception
 */
function upgrade_core($version, $verbose)
{
    global $CFG;
    raise_memory_limit(MEMORY_EXTRA);
    require_once $CFG->libdir . '/db/upgrade.php';
    // Defines upgrades
    try {
        // Reset caches before any output.
        cache_helper::purge_all(true);
        purge_all_caches();
        // Upgrade current language pack if we can
        upgrade_language_pack();
        print_upgrade_part_start('moodle', false, $verbose);
        // Pre-upgrade scripts for local hack workarounds.
        $preupgradefile = "{$CFG->dirroot}/local/preupgrade.php";
        if (file_exists($preupgradefile)) {
            core_php_time_limit::raise();
            require $preupgradefile;
            // Reset upgrade timeout to default.
            upgrade_set_timeout();
        }
        $result = xmldb_main_upgrade($CFG->version);
        if ($version > $CFG->version) {
            // store version if not already there
            upgrade_main_savepoint($result, $version, false);
        }
        // perform all other component upgrade routines
        update_capabilities('moodle');
        log_update_descriptions('moodle');
        external_update_descriptions('moodle');
        events_update_definition('moodle');
        message_update_providers('moodle');
        // Update core definitions.
        cache_helper::update_definitions(true);
        // Purge caches again, just to be sure we arn't holding onto old stuff now.
        cache_helper::purge_all(true);
        purge_all_caches();
        // Clean up contexts - more and more stuff depends on existence of paths and contexts
        context_helper::cleanup_instances();
        context_helper::create_instances(null, false);
        context_helper::build_all_paths(false);
        $syscontext = context_system::instance();
        $syscontext->mark_dirty();
        print_upgrade_part_end('moodle', false, $verbose);
    } catch (Exception $ex) {
        upgrade_handle_exception($ex);
    }
}

/**
 * Upgrade moodle core
 * @param float $version target version
 * @param bool $verbose
 * @return void, may throw exception
 */
function upgrade_core($version, $verbose)
{
    global $CFG;
    raise_memory_limit(MEMORY_EXTRA);
    require_once $CFG->libdir . '/db/upgrade.php';
    // Defines upgrades
    try {
        // Reset caches before any output
        purge_all_caches();
        // Disable the use of cache stores here. We will reset the factory after we've performed the installation.
        // This ensures that we don't permanently cache anything during installation.
        cache_factory::disable_stores();
        // Upgrade current language pack if we can
        upgrade_language_pack();
        print_upgrade_part_start('moodle', false, $verbose);
        // one time special local migration pre 2.0 upgrade script
        if ($CFG->version < 2007101600) {
            $pre20upgradefile = "{$CFG->dirroot}/local/upgrade_pre20.php";
            if (file_exists($pre20upgradefile)) {
                set_time_limit(0);
                require $pre20upgradefile;
                // reset upgrade timeout to default
                upgrade_set_timeout();
            }
        }
        $result = xmldb_main_upgrade($CFG->version);
        if ($version > $CFG->version) {
            // store version if not already there
            upgrade_main_savepoint($result, $version, false);
        }
        // perform all other component upgrade routines
        update_capabilities('moodle');
        log_update_descriptions('moodle');
        external_update_descriptions('moodle');
        events_update_definition('moodle');
        message_update_providers('moodle');
        // Update core definitions.
        cache_helper::update_definitions(true);
        // Reset the cache, this returns it to a normal operation state.
        cache_factory::reset();
        // Purge caches again, just to be sure we arn't holding onto old stuff now.
        purge_all_caches();
        // Clean up contexts - more and more stuff depends on existence of paths and contexts
        context_helper::cleanup_instances();
        context_helper::create_instances(null, false);
        context_helper::build_all_paths(false);
        $syscontext = context_system::instance();
        $syscontext->mark_dirty();
        print_upgrade_part_end('moodle', false, $verbose);
    } catch (Exception $ex) {
        upgrade_handle_exception($ex);
    }
}