/**
* 获取联系人变更历史
* @param int $user_id 用户ID
* @param int $offset 起始记录数
* @param int $limit 获取记录数
* @return array
*/
public function get_history($user_id, $offset = 0, $limit = 100)
{
$key = $this->cache_pre . 'history_list_' . $user_id . '_' . $offset . '_' . $limit;
$update_key = $this->cache_pre . 'history_list_update_' . $user_id;
$list = $this->cache->get($key);
$update_time = $this->cache->get($update_key);
if (empty($list) or (double) $list['update'] < (double) $update_time) {
$history = $this->contact_mapper->get_history($user_id, $offset, $limit);
$result = array();
if ($history) {
$brand_model = Brand_Model::instance();
foreach ($history as $val) {
$add_ids = unserialize($val['added_ids']);
$update_ids = unserialize($val['updated_ids']);
$delete_ids = unserialize($val['deleted_ids']);
//兼容旧数据
if (is_null($val['count'])) {
$res = $this->contact_mapper->get_snapshot_count($user_id, $val['dateline']);
$val['count'] = $res['count'];
$val['category_count'] = $res['category_count'];
}
$val['device_id'] = $val['device_id'] !== NULL ? $val['device_id'] : '';
$val['phone_model'] = $val['phone_model'] !== NULL ? $val['phone_model'] : '';
$device_alias = $val['phone_model'] ? $brand_model->get_by_model($val['phone_model']) : '';
$result[] = array('user_id' => (int) $val['uid'], 'dateline' => (int) $val['dateline'], 'app_name' => api::get_app_name($val['appid']), 'source' => api::get_source_name($val['source']), 'device_id' => $val['device_id'], 'phone_model' => $val['phone_model'], 'device_alias' => $device_alias, 'operation' => substr($val['operation'], 0, 2) != 'u:' ? Kohana::lang('contact.' . $val['operation']) : substr($val['operation'], 2), 'count' => (int) $val['count'], 'category_count' => (int) $val['category_count'], 'add_count' => count($add_ids), 'update_count' => count($update_ids), 'delete_count' => count($delete_ids));
}
}
$list = array('data' => $result, 'update' => microtime(TRUE));
$this->cache->set($key, $list);
}
return !empty($list) ? $list['data'] : array();
}
