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972 lines
37 KiB
972 lines
37 KiB
// 大名科技（天津）有限公司版权所有 电话：18020030720 QQ：515096995
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//
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// 此源代码遵循位于源代码树根目录中的 LICENSE 文件的许可证
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using AspectCore.Extensions.Reflection;
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using System.Dynamic;
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namespace Admin.NET.Core.Service;
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/// <summary>
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///
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/// </summary>
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public class SelectTable : ISingleton
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{
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private readonly IdentityService _identitySvc;
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private readonly TableMapper _tableMapper;
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private readonly ISqlSugarClient _db;
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public SelectTable(IdentityService identityService, TableMapper tableMapper, ISqlSugarClient dbClient)
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{
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_identitySvc = identityService;
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_tableMapper = tableMapper;
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_db = dbClient;
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}
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/// <summary>
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/// 判断表名是否正确，若不正确则抛异常
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/// </summary>
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/// <param name="table"></param>
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/// <returns></returns>
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public virtual bool IsTable(string table)
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{
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return _db.DbMaintenance.GetTableInfoList().Any(it => it.Name.Equals(table, StringComparison.CurrentCultureIgnoreCase))
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? true
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: throw new Exception($"表名【{table}】不正确！");
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}
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/// <summary>
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/// 判断表的列名是否正确,如果不正确则抛异常，更早地暴露给调用方
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/// </summary>
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/// <param name="table"></param>
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/// <param name="col"></param>
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/// <returns></returns>
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public virtual bool IsCol(string table, string col)
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{
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return _db.DbMaintenance.GetColumnInfosByTableName(table).Any(it => it.DbColumnName.Equals(col, StringComparison.CurrentCultureIgnoreCase))
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? true
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: throw new Exception($"表【{table}】不存在列【{col}】！请检查输入参数");
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}
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/// <summary>
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/// 查询列表数据
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/// </summary>
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/// <param name="subtable"></param>
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/// <param name="page"></param>
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/// <param name="count"></param>
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/// <param name="json"></param>
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/// <param name="dd"></param>
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/// <returns></returns>
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public virtual Tuple<dynamic, int> GetTableData(string subtable, int page, int count, int query, string json, JObject dd)
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{
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var role = _identitySvc.GetSelectRole(subtable);
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if (!role.Item1)
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throw new Exception(role.Item2);
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var selectrole = role.Item2;
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subtable = _tableMapper.GetTableName(subtable);
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var values = JObject.Parse(json);
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page = values["page"] == null ? page : int.Parse(values["page"].ToString());
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count = values["count"] == null ? count : int.Parse(values["count"].ToString());
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query = values["query"] == null ? query : int.Parse(values["query"].ToString());
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values.Remove("page");
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values.Remove("count");
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// 构造查询过程
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var tb = SugarQueryable(subtable, selectrole, values, dd);
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// 实际会在这里执行
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if (query == 1) // 1-总数
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{
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return new Tuple<dynamic, int>(null, tb.MergeTable().Count());
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}
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else
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{
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if (page > 0) // 分页
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{
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int total = 0;
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if (query == 0)
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return new Tuple<dynamic, int>(tb.ToPageList(page, count), total); // 0-对象
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else
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return new Tuple<dynamic, int>(tb.ToPageList(page, count, ref total), total); // 2-以上全部
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}
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else // 列表
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{
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IList l = tb.ToList();
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return query == 0 ? new Tuple<dynamic, int>(l, 0) : new Tuple<dynamic, int>(l, l.Count);
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}
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}
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}
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/// <summary>
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/// 解析并查询
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/// </summary>
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/// <param name="queryJson"></param>
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/// <returns></returns>
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public virtual JObject Query(string queryJson)
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{
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var queryJobj = JObject.Parse(queryJson);
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return Query(queryJobj);
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}
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/// <summary>
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/// 单表查询
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/// </summary>
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/// <param name="queryObj"></param>
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/// <param name="nodeName">返回数据的节点名称 默认为 infos</param>
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/// <returns></returns>
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public virtual JObject QuerySingle(JObject queryObj, string nodeName = "infos")
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{
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var resultObj = new JObject();
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var total = 0;
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foreach (var item in queryObj)
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{
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var key = item.Key.Trim();
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if (key.EndsWith("[]"))
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{
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total = QuerySingleList(resultObj, item, nodeName);
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}
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else if (key.Equals("func"))
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{
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ExecFunc(resultObj, item);
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}
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else if (key.Equals("total@") || key.Equals("total"))
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{
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resultObj.Add("total", total);
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}
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}
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return resultObj;
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}
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/// <summary>
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/// 获取查询语句
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/// </summary>
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/// <param name="queryObj"></param>
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/// <returns></returns>
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public virtual string ToSql(JObject queryObj)
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{
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foreach (var item in queryObj)
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{
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if (item.Key.Trim().EndsWith("[]"))
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return ToSql(item);
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}
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return string.Empty;
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}
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/// <summary>
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/// 解析并查询
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/// </summary>
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/// <param name="queryObj"></param>
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/// <returns></returns>
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public virtual JObject Query(JObject queryObj)
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{
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var resultObj = new JObject();
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int total;
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foreach (var item in queryObj)
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{
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var key = item.Key.Trim();
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if (key.Equals("[]")) // 列表
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{
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total = QueryMoreList(resultObj, item);
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resultObj.Add("total", total); // 只要是列表查询都自动返回总数
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}
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else if (key.EndsWith("[]"))
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{
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total = QuerySingleList(resultObj, item);
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}
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else if (key.Equals("func"))
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{
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ExecFunc(resultObj, item);
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}
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else if (key.Equals("total@") || key.Equals("total"))
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{
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// resultObj.Add("total", total);
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continue;
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}
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else // 单条
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{
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var template = GetFirstData(key, item.Value.ToString(), resultObj);
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if (template != null)
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resultObj.Add(key, JToken.FromObject(template));
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}
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}
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return resultObj;
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}
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// 动态调用方法
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private object ExecFunc(string funcname, object[] param, Type[] types)
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{
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var method = typeof(FuncList).GetMethod(funcname);
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var reflector = method.GetReflector();
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var result = reflector.Invoke(new FuncList(), param);
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return result;
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}
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// 生成sql
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private string ToSql(string subtable, int page, int count, int query, string json)
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{
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var values = JObject.Parse(json);
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page = values["page"] == null ? page : int.Parse(values["page"].ToString());
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count = values["count"] == null ? count : int.Parse(values["count"].ToString());
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query = values["query"] == null ? query : int.Parse(values["query"].ToString());
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values.Remove("page");
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values.Remove("count");
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subtable = _tableMapper.GetTableName(subtable);
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var tb = SugarQueryable(subtable, "*", values, null);
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var sqlObj = tb.Skip((page - 1) * count).Take(10).ToSql();
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return sqlObj.Key;
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}
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/// <summary>
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/// 查询第一条数据
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/// </summary>
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/// <param name="subtable"></param>
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/// <param name="json"></param>
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/// <param name="job"></param>
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/// <returns></returns>
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/// <exception cref="Exception"></exception>
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private dynamic GetFirstData(string subtable, string json, JObject job)
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{
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var role = _identitySvc.GetSelectRole(subtable);
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if (!role.Item1)
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throw new Exception(role.Item2);
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var selectrole = role.Item2;
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subtable = _tableMapper.GetTableName(subtable);
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var values = JObject.Parse(json);
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values.Remove("page");
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values.Remove("count");
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var tb = SugarQueryable(subtable, selectrole, values, job).First();
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var dic = (IDictionary<string, object>)tb;
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foreach (var item in values.Properties().Where(it => it.Name.EndsWith("()")))
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{
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if (item.Value.IsNullOrEmpty())
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{
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var func = item.Value.ToString().Substring(0, item.Value.ToString().IndexOf("("));
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var param = item.Value.ToString().Substring(item.Value.ToString().IndexOf("(") + 1).TrimEnd(')');
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var types = new List<Type>();
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var paramss = new List<object>();
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foreach (var va in param.Split(','))
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{
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types.Add(typeof(object));
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paramss.Add(tb.Where(it => it.Key.Equals(va)).Select(i => i.Value));
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}
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dic[item.Name] = ExecFunc(func, paramss.ToArray(), types.ToArray());
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}
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}
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return tb;
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}
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// 单表查询,返回的数据在指定的NodeName节点
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private int QuerySingleList(JObject resultObj, KeyValuePair<string, JToken> item, string nodeName)
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{
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var key = item.Key.Trim();
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var jb = JObject.Parse(item.Value.ToString());
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int page = jb["page"] == null ? 0 : int.Parse(jb["page"].ToString());
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int count = jb["count"] == null ? 10 : int.Parse(jb["count"].ToString());
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int query = jb["query"] == null ? 2 : int.Parse(jb["query"].ToString()); // 默认输出数据和数量
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int total = 0;
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jb.Remove("page"); jb.Remove("count"); jb.Remove("query");
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var htt = new JArray();
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foreach (var t in jb)
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{
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var datas = GetTableData(t.Key, page, count, query, t.Value.ToString(), null);
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if (query > 0)
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total = datas.Item2;
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foreach (var data in datas.Item1)
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{
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htt.Add(JToken.FromObject(data));
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}
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}
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if (!string.IsNullOrEmpty(nodeName))
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resultObj.Add(nodeName, htt);
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else
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resultObj.Add(key, htt);
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return total;
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}
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// 生成sql
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private string ToSql(KeyValuePair<string, JToken> item)
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{
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var jb = JObject.Parse(item.Value.ToString());
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int page = jb["page"] == null ? 0 : int.Parse(jb["page"].ToString());
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int count = jb["count"] == null ? 10 : int.Parse(jb["count"].ToString());
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int query = jb["query"] == null ? 2 : int.Parse(jb["query"].ToString()); // 默认输出数据和数量
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jb.Remove("page"); jb.Remove("count"); jb.Remove("query");
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foreach (var t in jb)
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{
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return ToSql(t.Key, page, count, query, t.Value.ToString());
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}
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return string.Empty;
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}
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// 单表查询
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private int QuerySingleList(JObject resultObj, KeyValuePair<string, JToken> item)
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{
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var key = item.Key.TrimEnd("[]");
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return QuerySingleList(resultObj, item, key);
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}
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/// <summary>
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/// 多列表查询
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/// </summary>
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/// <param name="resultObj"></param>
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/// <param name="item"></param>
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/// <returns></returns>
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private int QueryMoreList(JObject resultObj, KeyValuePair<string, JToken> item)
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{
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int total = 0;
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var jb = JObject.Parse(item.Value.ToString());
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var page = jb["page"] == null ? 0 : int.Parse(jb["page"].ToString());
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var count = jb["count"] == null ? 10 : int.Parse(jb["count"].ToString());
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var query = jb["query"] == null ? 2 : int.Parse(jb["query"].ToString()); // 默认输出数据和数量
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jb.Remove("page"); jb.Remove("count"); jb.Remove("query");
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var htt = new JArray();
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List<string> tables = new List<string>(), where = new List<string>();
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foreach (var t in jb)
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{
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tables.Add(t.Key); where.Add(t.Value.ToString());
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}
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if (tables.Count > 0)
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{
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string table = tables[0].TrimEnd("[]");
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var temp = GetTableData(table, page, count, query, where[0], null);
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if (query > 0)
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total = temp.Item2;
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// 关联查询，先查子表数据，再根据外键循环查询主表
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foreach (var dd in temp.Item1)
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{
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var zht = new JObject
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{
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{ table, JToken.FromObject(dd) }
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};
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for (int i = 1; i < tables.Count; i++) // 从第二个表开始循环
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{
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string subtable = tables[i];
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// 有bug，暂不支持[]分支
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//if (subtable.EndsWith("[]"))
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//{
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// string tableName = subtable.TrimEnd("[]".ToCharArray());
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// var jbb = JObject.Parse(where[i]);
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// page = jbb["page"] == null ? 0 : int.Parse(jbb["page"].ToString());
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// count = jbb["count"] == null ? 0 : int.Parse(jbb["count"].ToString());
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// var lt = new JArray();
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// foreach (var d in GetTableData(tableName, page, count, query, item.Value[subtable].ToString(), zht).Item1)
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// {
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// lt.Add(JToken.FromObject(d));
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// }
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// zht.Add(tables[i], lt);
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//}
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//else
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//{
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var ddf = GetFirstData(subtable, where[i].ToString(), zht);
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if (ddf != null)
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zht.Add(subtable, JToken.FromObject(ddf));
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}
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htt.Add(zht);
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}
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}
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if (query != 1)
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resultObj.Add("[]", htt);
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// 分页自动添加当前页数和数量
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if (page > 0 && count > 0)
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{
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resultObj.Add("page", page);
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resultObj.Add("count", count);
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resultObj.Add("max", (int)Math.Ceiling((decimal)total / count));
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}
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return total;
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}
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// 执行方法
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private void ExecFunc(JObject resultObj, KeyValuePair<string, JToken> item)
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{
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var jb = JObject.Parse(item.Value.ToString());
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var dataJObj = new JObject();
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foreach (var f in jb)
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{
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var types = new List<Type>();
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var param = new List<object>();
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foreach (var va in JArray.Parse(f.Value.ToString()))
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{
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types.Add(typeof(object));
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param.Add(va);
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}
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dataJObj.Add(f.Key, JToken.FromObject(ExecFunc(f.Key, param.ToArray(), types.ToArray())));
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}
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resultObj.Add("func", dataJObj);
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}
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/// <summary>
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/// 构造查询过程
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/// </summary>
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/// <param name="subtable"></param>
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/// <param name="selectrole"></param>
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/// <param name="values"></param>
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/// <param name="dd"></param>
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/// <returns></returns>
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private ISugarQueryable<ExpandoObject> SugarQueryable(string subtable, string selectrole, JObject values, JObject dd)
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{
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IsTable(subtable);
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var tb = _db.Queryable(subtable, "tb");
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// select
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if (values["@column"].IsNullOrEmpty())
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{
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ProcessColumn(subtable, selectrole, values, tb);
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}
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else
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{
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tb.Select(selectrole);
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}
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// 前几行
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ProcessLimit(values, tb);
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// where
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ProcessWhere(subtable, values, tb, dd);
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// 排序
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ProcessOrder(subtable, values, tb);
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// 分组
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PrccessGroup(subtable, values, tb);
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// Having
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ProcessHaving(values, tb);
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return tb;
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}
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// 处理字段重命名 "@column":"toId:parentId"，对应SQL是toId AS parentId，将查询的字段toId变为parentId返回
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private void ProcessColumn(string subtable, string selectrole, JObject values, ISugarQueryable<ExpandoObject> tb)
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{
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var str = new System.Text.StringBuilder(100);
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foreach (var item in values["@column"].ToString().Split(','))
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{
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var ziduan = item.Split(':');
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var colName = ziduan[0];
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var ma = new Regex(@"\((\w+)\)").Match(colName);
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// 处理max、min这样的函数
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if (ma.Success && ma.Groups.Count > 1)
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colName = ma.Groups[1].Value;
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// 判断列表是否有权限 sum(1)、sum(*)、Count(1)这样的值直接有效
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if (colName == "*" || int.TryParse(colName, out int colNumber) || (IsCol(subtable, colName) && _identitySvc.ColIsRole(colName, selectrole.Split(','))))
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{
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if (ziduan.Length > 1)
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{
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if (ziduan[1].Length > 20)
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throw new Exception("别名不能超过20个字符");
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str.Append(ziduan[0] + " as `" + ReplaceSQLChar(ziduan[1]) + "`,");
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}
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// 不对函数加``，解决sum(*)、Count(1)等不能使用的问题
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else if (ziduan[0].Contains('('))
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{
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str.Append(ziduan[0] + ",");
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}
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else
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str.Append("`" + ziduan[0] + "`" + ",");
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}
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}
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if (string.IsNullOrEmpty(str.ToString()))
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throw new Exception($"表名{subtable}没有可查询的字段！");
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tb.Select(str.ToString().TrimEnd(','));
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}
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/// <summary>
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/// 构造查询条件 where
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/// </summary>
|
|
/// <param name="subtable"></param>
|
|
/// <param name="values"></param>
|
|
/// <param name="tb"></param>
|
|
/// <param name="dd"></param>
|
|
private void ProcessWhere(string subtable, JObject values, ISugarQueryable<ExpandoObject> tb, JObject dd)
|
|
{
|
|
var conModels = new List<IConditionalModel>();
|
|
if (values["identity"].IsNullOrEmpty())
|
|
conModels.Add(new ConditionalModel() { FieldName = values["identity"].ToString(), ConditionalType = ConditionalType.Equal, FieldValue = _identitySvc.GetUserIdentity() });
|
|
|
|
foreach (var va in values)
|
|
{
|
|
string key = va.Key.Trim();
|
|
string fieldValue = va.Value.ToString();
|
|
if (key.StartsWith("@"))
|
|
{
|
|
continue;
|
|
}
|
|
if (key.EndsWith("$")) // 模糊查询
|
|
{
|
|
FuzzyQuery(subtable, conModels, va);
|
|
}
|
|
else if (key.EndsWith("{}")) // 逻辑运算
|
|
{
|
|
ConditionQuery(subtable, conModels, va);
|
|
}
|
|
else if (key.EndsWith("%")) // bwtween查询
|
|
{
|
|
ConditionBetween(subtable, conModels, va, tb);
|
|
}
|
|
else if (key.EndsWith("@")) // 关联上一个table
|
|
{
|
|
if (dd == null)
|
|
continue;
|
|
|
|
var str = fieldValue.Split('/');
|
|
var lastTableRecord = ((JObject)dd[str[^2]]);
|
|
if (!lastTableRecord.ContainsKey(str[^1]))
|
|
throw new Exception($"找不到关联列:{str}，请在{str[^2]}@column中设置");
|
|
|
|
var value = lastTableRecord[str[^1]].ToString();
|
|
conModels.Add(new ConditionalModel() { FieldName = key.TrimEnd('@'), ConditionalType = ConditionalType.Equal, FieldValue = value });
|
|
}
|
|
else if (key.EndsWith("~")) // 不等于（应该是正则匹配）
|
|
{
|
|
//conModels.Add(new ConditionalModel() { FieldName = key.TrimEnd('~'), ConditionalType = ConditionalType.NoEqual, FieldValue = fieldValue });
|
|
}
|
|
else if (IsCol(subtable, key.TrimEnd('!'))) // 其他where条件
|
|
{
|
|
ConditionEqual(subtable, conModels, va);
|
|
}
|
|
}
|
|
if (conModels.Any())
|
|
tb.Where(conModels);
|
|
}
|
|
|
|
// "@having":"function0(...)?value0;function1(...)?value1;function2(...)?value2..."，
|
|
// SQL函数条件，一般和 @group一起用，函数一般在 @column里声明
|
|
private void ProcessHaving(JObject values, ISugarQueryable<ExpandoObject> tb)
|
|
{
|
|
if (values["@having"].IsNullOrEmpty())
|
|
{
|
|
var hw = new List<IConditionalModel>();
|
|
var havingItems = new List<string>();
|
|
if (values["@having"].HasValues)
|
|
{
|
|
havingItems = values["@having"].Select(p => p.ToString()).ToList();
|
|
}
|
|
else
|
|
{
|
|
havingItems.Add(values["@having"].ToString());
|
|
}
|
|
foreach (var item in havingItems)
|
|
{
|
|
var and = item.ToString();
|
|
var model = new ConditionalModel();
|
|
if (and.Contains(">="))
|
|
{
|
|
model.FieldName = and.Split(new string[] { ">=" }, StringSplitOptions.RemoveEmptyEntries)[0];
|
|
model.ConditionalType = ConditionalType.GreaterThanOrEqual;
|
|
model.FieldValue = and.Split(new string[] { ">=" }, StringSplitOptions.RemoveEmptyEntries)[1];
|
|
}
|
|
else if (and.Contains("<="))
|
|
{
|
|
model.FieldName = and.Split(new string[] { "<=" }, StringSplitOptions.RemoveEmptyEntries)[0];
|
|
model.ConditionalType = ConditionalType.LessThanOrEqual;
|
|
model.FieldValue = and.Split(new string[] { "<=" }, StringSplitOptions.RemoveEmptyEntries)[1];
|
|
}
|
|
else if (and.Contains(">"))
|
|
{
|
|
model.FieldName = and.Split(new string[] { ">" }, StringSplitOptions.RemoveEmptyEntries)[0];
|
|
model.ConditionalType = ConditionalType.GreaterThan;
|
|
model.FieldValue = and.Split(new string[] { ">" }, StringSplitOptions.RemoveEmptyEntries)[1];
|
|
}
|
|
else if (and.Contains("<"))
|
|
{
|
|
model.FieldName = and.Split(new string[] { "<" }, StringSplitOptions.RemoveEmptyEntries)[0];
|
|
model.ConditionalType = ConditionalType.LessThan;
|
|
model.FieldValue = and.Split(new string[] { "<" }, StringSplitOptions.RemoveEmptyEntries)[1];
|
|
}
|
|
else if (and.Contains("!="))
|
|
{
|
|
model.FieldName = and.Split(new string[] { "!=" }, StringSplitOptions.RemoveEmptyEntries)[0];
|
|
model.ConditionalType = ConditionalType.NoEqual;
|
|
model.FieldValue = and.Split(new string[] { "!=" }, StringSplitOptions.RemoveEmptyEntries)[1];
|
|
}
|
|
else if (and.Contains("="))
|
|
{
|
|
model.FieldName = and.Split(new string[] { "=" }, StringSplitOptions.RemoveEmptyEntries)[0];
|
|
model.ConditionalType = ConditionalType.Equal;
|
|
model.FieldValue = and.Split(new string[] { "=" }, StringSplitOptions.RemoveEmptyEntries)[1];
|
|
}
|
|
hw.Add(model);
|
|
}
|
|
//var d = db.Context.Utilities.ConditionalModelToSql(hw);
|
|
//tb.Having(d.Key, d.Value);
|
|
tb.Having(string.Join(",", havingItems));
|
|
}
|
|
}
|
|
|
|
// "@group":"column0,column1..."，分组方式。如果 @column里声明了Table的id，则id也必须在 @group中声明；其它情况下必须满足至少一个条件:
|
|
// 1.分组的key在 @column里声明
|
|
// 2.Table主键在 @group中声明
|
|
private void PrccessGroup(string subtable, JObject values, ISugarQueryable<ExpandoObject> tb)
|
|
{
|
|
if (values["@group"].IsNullOrEmpty())
|
|
{
|
|
var groupList = new List<GroupByModel>(); // 多库兼容写法
|
|
foreach (var col in values["@group"].ToString().Split(','))
|
|
{
|
|
if (IsCol(subtable, col))
|
|
{
|
|
// str.Append(and + ",");
|
|
groupList.Add(new GroupByModel() { FieldName = col });
|
|
}
|
|
}
|
|
if (groupList.Any())
|
|
tb.GroupBy(groupList);
|
|
}
|
|
}
|
|
|
|
// 处理排序 "@order":"name-,id"查询按 name降序、id默认顺序 排序的User数组
|
|
private void ProcessOrder(string subtable, JObject values, ISugarQueryable<ExpandoObject> tb)
|
|
{
|
|
if (values["@order"].IsNullOrEmpty())
|
|
{
|
|
var orderList = new List<OrderByModel>(); // 多库兼容写法
|
|
foreach (var item in values["@order"].ToString().Split(','))
|
|
{
|
|
string col = item.Replace("-", "").Replace("+", "").Replace(" desc", "").Replace(" asc", ""); // 增加对原生排序的支持
|
|
if (IsCol(subtable, col))
|
|
{
|
|
orderList.Add(new OrderByModel()
|
|
{
|
|
FieldName = col,
|
|
OrderByType = item.EndsWith("-") || item.EndsWith(" desc") ? OrderByType.Desc : OrderByType.Asc
|
|
});
|
|
}
|
|
}
|
|
|
|
if (orderList.Any())
|
|
tb.OrderBy(orderList);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// 表内参数"@count"(int)：查询前几行，不能同时使用count和@count函数
|
|
/// </summary>
|
|
/// <param name="values"></param>
|
|
/// <param name="tb"></param>
|
|
private void ProcessLimit(JObject values, ISugarQueryable<ExpandoObject> tb)
|
|
{
|
|
if (values["@count"].IsNullOrEmpty())
|
|
{
|
|
int c = values["@count"].ToObject<int>();
|
|
tb.Take(c);
|
|
}
|
|
}
|
|
|
|
// 条件查询 "key{}":"条件0,条件1..."，条件为任意SQL比较表达式字符串，非Number类型必须用''包含条件的值，如'a'
|
|
// &, |, ! 逻辑运算符，对应数据库 SQL 中的 AND, OR, NOT。
|
|
// 横或纵与：同一字段的值内条件默认 | 或连接，不同字段的条件默认 & 与连接。
|
|
// ① & 可用于"key&{}":"条件"等
|
|
// ② | 可用于"key|{}":"条件", "key|{}":[] 等，一般可省略
|
|
// ③ ! 可单独使用，如"key!":Object，也可像&,|一样配合其他功能符使用
|
|
private void ConditionQuery(string subtable, List<IConditionalModel> conModels, KeyValuePair<string, JToken> va)
|
|
{
|
|
var vakey = va.Key.Trim();
|
|
var field = vakey.TrimEnd("{}".ToCharArray());
|
|
var columnName = field.TrimEnd(new char[] { '&', '|' });
|
|
IsCol(subtable, columnName);
|
|
var ddt = new List<KeyValuePair<WhereType, ConditionalModel>>();
|
|
foreach (var and in va.Value.ToString().Split(','))
|
|
{
|
|
var model = new ConditionalModel
|
|
{
|
|
FieldName = columnName
|
|
};
|
|
|
|
if (and.StartsWith(">="))
|
|
{
|
|
model.ConditionalType = ConditionalType.GreaterThanOrEqual;
|
|
model.FieldValue = and.TrimStart(">=".ToCharArray());
|
|
}
|
|
else if (and.StartsWith("<="))
|
|
{
|
|
model.ConditionalType = ConditionalType.LessThanOrEqual;
|
|
model.FieldValue = and.TrimStart("<=".ToCharArray());
|
|
}
|
|
else if (and.StartsWith(">"))
|
|
{
|
|
model.ConditionalType = ConditionalType.GreaterThan;
|
|
model.FieldValue = and.TrimStart('>');
|
|
}
|
|
else if (and.StartsWith("<"))
|
|
{
|
|
model.ConditionalType = ConditionalType.LessThan;
|
|
model.FieldValue = and.TrimStart('<');
|
|
}
|
|
model.CSharpTypeName = FuncList.GetValueCSharpType(model.FieldValue);
|
|
ddt.Add(new KeyValuePair<WhereType, ConditionalModel>(field.EndsWith("!") ? WhereType.Or : WhereType.And, model));
|
|
}
|
|
conModels.Add(new ConditionalCollections() { ConditionalList = ddt });
|
|
}
|
|
|
|
/// <summary>
|
|
/// "key%":"start,end" => "key%":["start,end"]，其中 start 和 end 都只能为 Boolean, Number, String 中的一种，如 "2017-01-01,2019-01-01" ，["1,90000", "82001,100000"] ，可用于连续范围内的筛选
|
|
/// 目前不支持数组形式
|
|
/// </summary>
|
|
/// <param name="subtable"></param>
|
|
/// <param name="conModels"></param>
|
|
/// <param name="va"></param>
|
|
/// <param name="tb"></param>
|
|
private void ConditionBetween(string subtable, List<IConditionalModel> conModels, KeyValuePair<string, JToken> va, ISugarQueryable<ExpandoObject> tb)
|
|
{
|
|
var vakey = va.Key.Trim();
|
|
var field = vakey.TrimEnd("%".ToCharArray());
|
|
var inValues = new List<string>();
|
|
if (va.Value.HasValues)
|
|
{
|
|
foreach (var cm in va.Value)
|
|
{
|
|
inValues.Add(cm.ToString());
|
|
}
|
|
}
|
|
else
|
|
{
|
|
inValues.Add(va.Value.ToString());
|
|
}
|
|
|
|
for (var i = 0; i < inValues.Count; i++)
|
|
{
|
|
var fileds = inValues[i].Split(',');
|
|
if (fileds.Length == 2)
|
|
{
|
|
var type = FuncList.GetValueCSharpType(fileds[0]);
|
|
ObjectFuncModel f = ObjectFuncModel.Create("between", field, $"{{{type}}}:{fileds[0]}", $"{{{type}}}:{fileds[1]}");
|
|
tb.Where(f);
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// 等于、不等于、in 、not in
|
|
/// </summary>
|
|
/// <param name="subtable"></param>
|
|
/// <param name="conModels"></param>
|
|
/// <param name="va"></param>
|
|
/// <param name="key"></param>
|
|
private void ConditionEqual(string subtable, List<IConditionalModel> conModels, KeyValuePair<string, JToken> va)
|
|
{
|
|
var key = va.Key;
|
|
var fieldValue = va.Value.ToString();
|
|
// in / not in
|
|
if (va.Value is JArray)
|
|
{
|
|
conModels.Add(new ConditionalModel()
|
|
{
|
|
FieldName = key.TrimEnd('!'),
|
|
ConditionalType = key.EndsWith("!") ? ConditionalType.NotIn : ConditionalType.In,
|
|
FieldValue = va.Value.ToObject<string[]>().Aggregate((a, b) => a + "," + b)
|
|
});
|
|
}
|
|
else
|
|
{
|
|
if (string.IsNullOrEmpty(fieldValue))
|
|
{
|
|
// is not null or ''
|
|
if (key.EndsWith("!"))
|
|
{
|
|
conModels.Add(new ConditionalModel() { FieldName = key.TrimEnd('!'), ConditionalType = ConditionalType.IsNot, FieldValue = null });
|
|
conModels.Add(new ConditionalModel() { FieldName = key.TrimEnd('!'), ConditionalType = ConditionalType.IsNot, FieldValue = "" });
|
|
}
|
|
//is null or ''
|
|
else
|
|
{
|
|
conModels.Add(new ConditionalModel() { FieldName = key.TrimEnd('!'), FieldValue = null });
|
|
}
|
|
}
|
|
// = / !=
|
|
else
|
|
{
|
|
conModels.Add(new ConditionalModel()
|
|
{
|
|
FieldName = key.TrimEnd('!'),
|
|
ConditionalType = key.EndsWith("!") ? ConditionalType.NoEqual : ConditionalType.Equal,
|
|
FieldValue = fieldValue
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
// 模糊搜索 "key$":"SQL搜索表达式" => "key$":["SQL搜索表达式"]，任意SQL搜索表达式字符串，如 %key%(包含key), key%(以key开始), %k%e%y%(包含字母k,e,y) 等，%表示任意字符
|
|
private void FuzzyQuery(string subtable, List<IConditionalModel> conModels, KeyValuePair<string, JToken> va)
|
|
{
|
|
var vakey = va.Key.Trim();
|
|
var fieldValue = va.Value.ToString();
|
|
var conditionalType = ConditionalType.Like;
|
|
if (IsCol(subtable, vakey.TrimEnd('$')))
|
|
{
|
|
// 支持三种like查询
|
|
if (fieldValue.StartsWith("%") && fieldValue.EndsWith("%"))
|
|
{
|
|
conditionalType = ConditionalType.Like;
|
|
}
|
|
else if (fieldValue.StartsWith("%"))
|
|
{
|
|
conditionalType = ConditionalType.LikeRight;
|
|
}
|
|
else if (fieldValue.EndsWith("%"))
|
|
{
|
|
conditionalType = ConditionalType.LikeLeft;
|
|
}
|
|
conModels.Add(new ConditionalModel() { FieldName = vakey.TrimEnd('$'), ConditionalType = conditionalType, FieldValue = fieldValue.TrimEnd("%".ToArray()).TrimStart("%".ToArray()) });
|
|
}
|
|
}
|
|
|
|
// 处理sql注入
|
|
private string ReplaceSQLChar(string str)
|
|
{
|
|
if (string.IsNullOrWhiteSpace(str))
|
|
return string.Empty;
|
|
|
|
str = str.Replace("'", "");
|
|
str = str.Replace(";", "");
|
|
str = str.Replace(",", "");
|
|
str = str.Replace("?", "");
|
|
str = str.Replace("<", "");
|
|
str = str.Replace(">", "");
|
|
str = str.Replace("(", "");
|
|
str = str.Replace(")", "");
|
|
str = str.Replace("@", "");
|
|
str = str.Replace("=", "");
|
|
str = str.Replace("+", "");
|
|
str = str.Replace("*", "");
|
|
str = str.Replace("&", "");
|
|
str = str.Replace("#", "");
|
|
str = str.Replace("%", "");
|
|
str = str.Replace("$", "");
|
|
str = str.Replace("\"", "");
|
|
|
|
// 删除与数据库相关的词
|
|
str = Regex.Replace(str, "delete from", "", RegexOptions.IgnoreCase);
|
|
str = Regex.Replace(str, "drop table", "", RegexOptions.IgnoreCase);
|
|
str = Regex.Replace(str, "truncate", "", RegexOptions.IgnoreCase);
|
|
str = Regex.Replace(str, "xp_cmdshell", "", RegexOptions.IgnoreCase);
|
|
str = Regex.Replace(str, "exec master", "", RegexOptions.IgnoreCase);
|
|
str = Regex.Replace(str, "net localgroup administrators", "", RegexOptions.IgnoreCase);
|
|
str = Regex.Replace(str, "net user", "", RegexOptions.IgnoreCase);
|
|
str = Regex.Replace(str, "-", "", RegexOptions.IgnoreCase);
|
|
str = Regex.Replace(str, "truncate", "", RegexOptions.IgnoreCase);
|
|
return str;
|
|
}
|
|
|
|
/// <summary>
|
|
/// 单条插入
|
|
/// </summary>
|
|
/// <param name="tableName"></param>
|
|
/// <param name="cols"></param>
|
|
/// <param name="role"></param>
|
|
/// <returns>（各种类型的）id</returns>
|
|
public object InsertSingle(string tableName, JObject cols, APIJSON_Role role = null)
|
|
{
|
|
role ??= _identitySvc.GetRole();
|
|
var dt = new Dictionary<string, object>();
|
|
|
|
foreach (var f in cols) // 遍历字段
|
|
{
|
|
if (//f.Key.ToLower() != "id" && //是否一定要传id
|
|
IsCol(tableName, f.Key) &&
|
|
(role.Insert.Column.Contains("*") || role.Insert.Column.Contains(f.Key, StringComparer.CurrentCultureIgnoreCase)))
|
|
dt.Add(f.Key, FuncList.TransJObjectToSugarPara(f.Value));
|
|
}
|
|
// 如果外部没传Id，就后端生成或使用数据库默认值，如果都没有会出错
|
|
object id;
|
|
if (!dt.ContainsKey("id"))
|
|
{
|
|
id = YitIdHelper.NextId();//自己生成id的方法，可以由外部传入
|
|
dt.Add("id", id);
|
|
}
|
|
else
|
|
{
|
|
id = dt["id"];
|
|
}
|
|
_db.Insertable(dt).AS(tableName).ExecuteCommand();//根据主键类型设置返回雪花或自增,目前返回条数
|
|
|
|
return id;
|
|
}
|
|
|
|
/// <summary>
|
|
/// 为每天记录创建udpate sql
|
|
/// </summary>
|
|
/// <param name="tableName"></param>
|
|
/// <param name="record"></param>
|
|
/// <param name="role"></param>
|
|
/// <returns></returns>
|
|
public int UpdateSingleRecord(string tableName, JObject record, APIJSON_Role role = null)
|
|
{
|
|
role ??= _identitySvc.GetRole();
|
|
if (!record.ContainsKey("id"))
|
|
throw Oops.Bah("未传主键id");
|
|
|
|
var dt = new Dictionary<string, object>();
|
|
var sb = new StringBuilder(100);
|
|
object id = null;
|
|
foreach (var f in record)//遍历每个字段
|
|
{
|
|
if (f.Key.Equals("id", StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
if (f.Value is JArray)
|
|
{
|
|
sb.Append($"{f.Key} in (@{f.Key})");
|
|
id = FuncList.TransJArrayToSugarPara(f.Value);
|
|
}
|
|
else
|
|
{
|
|
sb.Append($"{f.Key}=@{f.Key}");
|
|
id = FuncList.TransJObjectToSugarPara(f.Value);
|
|
}
|
|
}
|
|
else if (IsCol(tableName, f.Key) && (role.Update.Column.Contains("*") || role.Update.Column.Contains(f.Key, StringComparer.CurrentCultureIgnoreCase)))
|
|
{
|
|
dt.Add(f.Key, FuncList.TransJObjectToSugarPara(f.Value));
|
|
}
|
|
}
|
|
string whereSql = sb.ToString();
|
|
int count = _db.Updateable(dt).AS(tableName).Where(whereSql, new { id }).ExecuteCommand();
|
|
return count;
|
|
}
|
|
|
|
/// <summary>
|
|
/// 更新单表，支持同表多条记录
|
|
/// </summary>
|
|
/// <param name="tableName"></param>
|
|
/// <param name="records"></param>
|
|
/// <param name="role"></param>
|
|
/// <returns></returns>
|
|
public int UpdateSingleTable(string tableName, JToken records, APIJSON_Role role = null)
|
|
{
|
|
role ??= _identitySvc.GetRole();
|
|
int count = 0;
|
|
if (records is JArray)
|
|
{
|
|
foreach (var record in records.ToObject<JObject[]>())
|
|
{
|
|
count += UpdateSingleRecord(tableName, record, role);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
count = UpdateSingleRecord(tableName, records.ToObject<JObject>(), role);
|
|
}
|
|
return count;
|
|
}
|
|
}
|