install.pkg.php modification

install.pkg.php

$version = (string) $parent->manifest->version;
$current_version = (string) $parent->get('current_version');

$theme = 'modern';

// update toolbar_theme
if ($theme) {
    $table = JTable::getInstance('Profiles', 'JceTable');

    $db = JFactory::getDBO();
    $query = $db->getQuery(true);

    $query->select('*')->from('#__wf_profiles');
    $db->setQuery($query);
    $profiles = $db->loadObjectList();

    foreach ($profiles as $profile) {
        if (empty($profile->params)) {
            $profile->params = '{}';
        }

        $data = json_decode($profile->params, true);

        if (false !== $data) {
            if (empty($data)) {
                $data = array();
            }

            // no editor parameters set at all!
            if (!isset($data['editor'])) {
                $data['editor'] = array();
            }

            $param = array(
                'toolbar_theme' => $theme,
            );

            // add variant for "mobile" profile
            if ($profile->name === "Mobile") {
                $param['toolbar_theme'] .= '.touch';
            }

            $data['editor']['toolbar_theme'] = $param['toolbar_theme'];

            if (!$table->load($profile->id)) {
                throw new Exception('Unable to update profile - ' . $profile->name);
            }

            $table->params = json_encode($data);

            if (!$table->store()) {
                throw new Exception('Unable to update profile - ' . $profile->name);
            }
        }
    }
}