mirror of
https://gitee.com/zoujingli/ThinkAdmin.git
synced 2025-04-05 19:41:44 +08:00
136 lines
4.6 KiB
PHP
136 lines
4.6 KiB
PHP
<?php
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// +----------------------------------------------------------------------
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// | ThinkAdmin
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// +----------------------------------------------------------------------
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// | 版权所有 2014~2017 广州楚才信息科技有限公司 [ http://www.cuci.cc ]
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// +----------------------------------------------------------------------
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// | 官方网站: http://think.ctolog.com
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// +----------------------------------------------------------------------
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// | 开源协议 ( http://www.apache.org/licenses/LICENSE-2.0 )
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// +----------------------------------------------------------------------
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// | github开源项目：https://github.com/zoujingli/ThinkAdmin
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// +----------------------------------------------------------------------
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namespace service;
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use think\Db;
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use think\Request;
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/**
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* 基础数据服务
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* Class DataService
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* @package service
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* @author Anyon <zoujingli@qq.com>
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* @date 2017/03/22 15:32
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*/
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class DataService
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{
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/**
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* 数据签名
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* @param array $data
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* @param string $apikey
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* @param string $prefix
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* @return string
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*/
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public static function sign(&$data, $apikey = '', $prefix = '')
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{
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$data['_SIGNSTR_'] = strtoupper(isset($data['_SIGNSTR_']) ? $data['_SIGNSTR_'] : substr(md5(uniqid()), 22));
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ksort($data);
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foreach (array_values($data) as $string) {
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is_array($string) || ($prefix .= "{$string}");
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}
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return strtoupper(md5($prefix . $apikey . $data['_SIGNSTR_']));
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}
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/**
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* 删除指定序号
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* @param string $sequence
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* @param string $type
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* @return bool
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* @throws \think\Exception
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* @throws \think\exception\PDOException
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*/
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public static function deleteSequence($sequence, $type = 'SYSTEM')
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{
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$data = ['sequence' => $sequence, 'type' => strtoupper($type)];
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return Db::name('SystemSequence')->where($data)->delete();
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}
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/**
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* 生成唯一序号 (失败返回 NULL )
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* @param int $length 序号长度
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* @param string $type 序号顾类型
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* @return string
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*/
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public static function createSequence($length = 10, $type = 'SYSTEM')
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{
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$times = 0;
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while ($times++ < 10) {
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list($i, $sequence) = [0, ''];
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while ($i++ < $length) {
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$sequence .= ($i <= 1 ? rand(1, 9) : rand(0, 9));
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}
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$data = ['sequence' => $sequence, 'type' => strtoupper($type)];
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if (Db::name('SystemSequence')->where($data)->count() < 1) {
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if (Db::name('SystemSequence')->insert($data) !== false) {
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return $sequence;
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}
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}
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}
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return null;
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}
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/**
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* 数据增量保存
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* @param \think\db\Query|string $dbQuery 数据查询对象
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* @param array $data 需要保存或更新的数据
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* @param string $key 条件主键限制
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* @param array $where 其它的where条件
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* @return bool
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* @throws \think\Exception
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* @throws \think\exception\PDOException
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*/
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public static function save($dbQuery, $data, $key = 'id', $where = [])
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{
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$db = is_string($dbQuery) ? Db::name($dbQuery) : $dbQuery;
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$where[$key] = isset($data[$key]) ? $data[$key] : '';
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if ($db->where($where)->count() > 0) {
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return $db->strict(false)->where($where)->update($data) !== false;
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}
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return $db->strict(false)->insert($data) !== false;
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}
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/**
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* 更新数据表内容
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* @param \think\db\Query|string $dbQuery 数据查询对象
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* @param array $where 额外查询条件
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* @return bool|null
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* @throws \think\Exception
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* @throws \think\exception\PDOException
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*/
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public static function update(&$dbQuery, $where = [])
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{
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$request = Request::instance();
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$db = is_string($dbQuery) ? Db::name($dbQuery) : $dbQuery;
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$ids = explode(',', $request->post('id', ''));
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$field = $request->post('field', '');
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$value = $request->post('value', '');
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$pk = $db->getPk(['table' => $db->getTable()]);
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$where[empty($pk) ? 'id' : $pk] = ['in', $ids];
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// 删除模式，如果存在 is_deleted 字段使用软删除
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if ($field === 'delete') {
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if (method_exists($db, 'getTableFields')) {
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if (in_array('is_deleted', $db->getTableFields($db->getTable()))) {
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return false !== $db->where($where)->update(['is_deleted' => 1]);
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}
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}
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return false !== $db->where($where)->delete();
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}
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// 更新模式，更新指定字段内容
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return false !== $db->where($where)->update([$field => $value]);
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}
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}
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