/**
* 创建一个模板
*
* @param int $alias_id 关联模板ID
* @param string $name 模板名称
* @param int $user_id 用户UID（默认为当前用户UID）
* @param string $pic 模板图片
*
* @throws \Exception\Msg
*
* @return int
*/
public static function create($alias_id, $name, $uid = '', $pic = '')
{
$uid || ($uid = \Model\User::validateLogin());
//判断名称是否为空
if (!$name) {
throw new \Exception\Msg('请输入新模板名称');
}
//获取旧模板数据
if ($alias_id) {
$data = self::show($alias_id);
if (empty($data)) {
throw new \Exception\Msg('源主题不存在');
}
//已经有alias_id的，并且当前模板没数据，使用原来的，避免产生过多的链
if ($data['alias_id']) {
$resource = Resource::showByTpl($data['id']);
$resource || ($alias_id = $data['alias_id']);
}
}
$total_number = self::countUserTpl($uid);
if ($total_number >= self::TOTAL_LIMIT) {
throw new \Exception\Msg(sprintf(_('主题总数不能超过%s个'), $total_number));
}
$db = self::db();
if ($db->wAnd(['user_id' => $uid, 'name' => $name])->fetchRow()) {
throw new \Exception\Msg(sprintf(_('主题名称已存在:%s'), $name));
}
$db->insert(array('alias_id' => $alias_id, 'name' => $name, 'user_id' => $uid, 'pic' => $pic));
$id = $db->lastId();
return $id;
}
/**
* 删除一个模板资源
*
* @param int $id
* @throws \Exception\Msg
*
* @return \boolean
*/
public static function destroy($id)
{
$uid = \Model\User::validateLogin();
$resource = self::show($id);
if (!$resource) {
throw new \Exception\Msg('指定模板不存在');
}
self::validateAuth($resource['tpl_id'], $uid);
return parent::destory($id);
}
