/**
 * @package auth_oidc
 * @author James McQuillan <[email protected]>
 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 * @copyright (C) 2014 onwards Microsoft Open Technologies, Inc. (http://msopentech.com/)
 */
function auth_oidc_initialize_customicon($filefullname)
{
    global $CFG;
    $file = get_config('auth_oidc', 'customicon');
    $systemcontext = \context_system::instance();
    $fullpath = "/{$systemcontext->id}/auth_oidc/customicon/0{$file}";
    $fs = get_file_storage();
    if (!($file = $fs->get_file_by_hash(sha1($fullpath))) or $file->is_directory()) {
        return false;
    }
    $pixpluginsdir = 'pix_plugins/auth/oidc/0';
    $pixpluginsdirparts = explode('/', $pixpluginsdir);
    $curdir = $CFG->dataroot;
    foreach ($pixpluginsdirparts as $dir) {
        $curdir .= '/' . $dir;
        if (!file_exists($curdir)) {
            mkdir($curdir);
        }
    }
    if (file_exists($CFG->dataroot . '/pix_plugins/auth/oidc/0')) {
        $file->copy_content_to($CFG->dataroot . '/pix_plugins/auth/oidc/0/customicon.jpg');
        theme_reset_all_caches();
    }
}

$reset = optional_param('reset', 0, PARAM_BOOL);
$device = optional_param('device', '', PARAM_TEXT);
$unsettheme = optional_param('unsettheme', 0, PARAM_BOOL);
$confirmation = optional_param('confirmation', 0, PARAM_BOOL);
admin_externalpage_setup('themeselector');
if (!empty($device)) {
    // Make sure the device requested is valid.
    $devices = core_useragent::get_device_type_list();
    if (!in_array($device, $devices)) {
        // The provided device isn't a valid device throw an error.
        print_error('invaliddevicetype');
    }
}
unset($SESSION->theme);
if ($reset and confirm_sesskey()) {
    theme_reset_all_caches();
} else {
    if ($choose && $confirmation) {
        $theme = theme_config::load($choose);
        echo $OUTPUT->header();
        echo $OUTPUT->heading(get_string('themesaved'));
        echo $OUTPUT->box_start();
        echo format_text(get_string('choosereadme', 'theme_' . $theme->name), FORMAT_MOODLE);
        echo $OUTPUT->box_end();
        echo $OUTPUT->continue_button($CFG->wwwroot . '/theme/index.php');
        echo $OUTPUT->footer();
        exit;
    } else {
        if ($choose && $device && !theme_is_device_locked($device) && !$unsettheme && confirm_sesskey()) {
            // Load the theme to make sure it is valid.
            $theme = theme_config::load($choose);

/**
 * Invalidates browser caches and cached data in temp.
 *
 * IMPORTANT - If you are adding anything here to do with the cache directory you should also have a look at
 * {@link phpunit_util::reset_dataroot()}
 *
 * @return void
 */
function purge_all_caches()
{
    global $CFG, $DB;
    reset_text_filters_cache();
    js_reset_all_caches();
    theme_reset_all_caches();
    get_string_manager()->reset_caches();
    core_text::reset_caches();
    if (class_exists('core_plugin_manager')) {
        core_plugin_manager::reset_caches();
    }
    // Bump up cacherev field for all courses.
    try {
        increment_revision_number('course', 'cacherev', '');
    } catch (moodle_exception $e) {
        // Ignore exception since this function is also called before upgrade script when field course.cacherev does not exist yet.
    }
    $DB->reset_caches();
    cache_helper::purge_all();
    // Purge all other caches: rss, simplepie, etc.
    clearstatcache();
    remove_dir($CFG->cachedir . '', true);
    // Make sure cache dir is writable, throws exception if not.
    make_cache_directory('');
    // This is the only place where we purge local caches, we are only adding files there.
    // The $CFG->localcachedirpurged flag forces local directories to be purged on cluster nodes.
    remove_dir($CFG->localcachedir, true);
    set_config('localcachedirpurged', time());
    make_localcache_directory('', true);
    \core\task\manager::clear_static_caches();
}

/**
 * Enable or disable theme designer mode.
 *
 * @param bool $state
 */
function theme_set_designer_mod($state)
{
    set_config('themedesignermode', (int) (!empty($state)));
    // Reset caches after switching mode so that any designer mode caches get purged too.
    theme_reset_all_caches();
}

/**
 * Enable or disable theme designer mode.
 *
 * @param bool $state
 */
function theme_set_designer_mod($state)
{
    theme_reset_all_caches();
    set_config('themedesignermode', (int) (!empty($state)));
}

/**
 * Invalidates browser caches and cached data in temp
 * @return void
 */
function purge_all_caches()
{
    global $CFG;
    reset_text_filters_cache();
    js_reset_all_caches();
    theme_reset_all_caches();
    get_string_manager()->reset_caches();
    // purge all other caches: rss, simplepie, etc.
    remove_dir($CFG->dataroot . '/cache', true);
    // make sure cache dir is writable, throws exception if not
    make_upload_directory('cache');
    clearstatcache();
}

/**
 * Invalidates browser caches and cached data in temp
 * @return void
 */
function purge_all_caches()
{
    global $CFG;
    reset_text_filters_cache();
    js_reset_all_caches();
    theme_reset_all_caches();
    get_string_manager()->reset_caches();
    textlib::reset_caches();
    // purge all other caches: rss, simplepie, etc.
    remove_dir($CFG->cachedir . '', true);
    // make sure cache dir is writable, throws exception if not
    make_cache_directory('');
    // hack: this script may get called after the purifier was initialised,
    // but we do not want to verify repeatedly this exists in each call
    make_cache_directory('htmlpurifier');
}

//.........这里部分代码省略.........
                if ($hotpot->outputformat == 14 && ($hotpot->sourcetype == 'hp_6_jmatch_xml' || $hotpot->sourcetype == 'hp_6_jmix_xml')) {
                    $hotpot->outputformat = $hotpot->sourcetype . '_v6';
                } else {
                    $hotpot->outputformat = '';
                    //  = "best" output format
                }
                $DB->update_record('hotpot', $hotpot);
                // update progress bar
                $i++;
                $bar->update($i, $count, $strupdating . ": ({$i}/{$count})");
            }
            $rs->close();
        }
        upgrade_mod_savepoint(true, "{$newversion}", 'hotpot');
    }
    $newversion = 2010080316;
    if ($oldversion < $newversion) {
        // because the HotPot activities were probably hidden until now
        // we need to reset the course caches (using "course/lib.php")
        require_once $CFG->dirroot . '/course/lib.php';
        $courseids = array();
        if ($hotpots = $DB->get_records('hotpot', null, '', 'id,course')) {
            foreach ($hotpots as $hotpot) {
                $courseids[$hotpot->course] = true;
            }
            $courseids = array_keys($courseids);
        }
        unset($hotpots, $hotpot);
        foreach ($courseids as $courseid) {
            rebuild_course_cache($courseid, true);
        }
        unset($courseids, $courseid);
        // reset theme cache to force inclusion of new hotpot css
        theme_reset_all_caches();
        upgrade_mod_savepoint(true, "{$newversion}", 'hotpot');
    }
    $newversion = 2010080325;
    if ($oldversion < $newversion) {
        $table = new xmldb_table('hotpot');
        $fieldnames = array('sourceitemid', 'configitemid');
        foreach ($fieldnames as $fieldname) {
            $field = new xmldb_field($fieldname);
            if ($dbman->field_exists($table, $field)) {
                $dbman->drop_field($table, $field);
            }
        }
        upgrade_mod_savepoint(true, "{$newversion}", 'hotpot');
    }
    $newversion = 2010080330;
    if ($oldversion < $newversion) {
        require_once $CFG->dirroot . '/mod/hotpot/lib.php';
        hotpot_refresh_events();
    }
    $newversion = 2010080333;
    if ($oldversion < $newversion) {
        update_capabilities('mod/hotpot');
        upgrade_mod_savepoint(true, "{$newversion}", 'hotpot');
    }
    $newversion = 2010080339;
    if ($oldversion < $newversion) {
        $table = new xmldb_table('hotpot');
        $field = new xmldb_field('exitgrade', XMLDB_TYPE_INTEGER, '6', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'exitcm');
        xmldb_hotpot_fix_previous_field($dbman, $table, $field);
        if (!$dbman->field_exists($table, $field)) {
            $dbman->add_field($table, $field);
        }

/**
 * Process site cover image.
 *
 * @throws Exception
 * @throws coding_exception
 * @throws dml_exception
 */
function theme_snap_process_site_coverimage()
{
    $context = \context_system::instance();
    \theme_snap\local::process_coverimage($context);
    theme_reset_all_caches();
}