}
$lockwarning = '';
if ($themelocked) {
$lockwarning = html_writer::div(get_string('configoverride', 'admin'), 'alert alert-info');
}
$table->data[] = array($OUTPUT->heading(ucfirst($thedevice), 3), $screenshotcell, $headingthemename . $lockwarning . $select . $unsetthemebutton);
}
} else {
// Either a device has been selected of $CFG->enabledevicedetection is off so display a list
// of themes to select.
$heading = get_string('selecttheme', 'admin', $device);
if (empty($device)) {
// If $CFG->enabledevicedetection is off this will return 'default'.
$device = core_useragent::get_device_type();
}
$themelocked = theme_is_device_locked($device);
$table->id = 'adminthemeselector';
$table->head = array(get_string('theme'), get_string('info'));
$themes = array();
if ($themelocked) {
$heading = get_string('currenttheme', 'admin');
$themename = theme_get_locked_theme_for_device($device);
$themedirectory = core_component::get_plugin_directory('theme', $themename);
$themes[$themename] = $themedirectory;
} else {
$themes = core_component::get_plugin_list('theme');
}
foreach ($themes as $themename => $themedir) {
// Load the theme config.
try {
$theme = theme_config::load($themename);
/**
* Returns the theme named defined in config.php for the given device.
*
* @return string or null
*/
function theme_get_locked_theme_for_device($device)
{
global $CFG;
if (!theme_is_device_locked($device)) {
return null;
}
$themeconfigname = core_useragent::get_device_type_cfg_var_name($device);
return $CFG->config_php_settings[$themeconfigname];
}
