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using System.Collections.Generic;
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using System.Linq;
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using System.Text.RegularExpressions;
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using System.Threading.Tasks;
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using VOL.Core.BaseProvider;
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using VOL.Core.Const;
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using VOL.Core.Enums;
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using VOL.Core.Extensions;
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using VOL.Core.Infrastructure;
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using VOL.Core.Utilities;
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using VOL.Entity.DomainModels;
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namespace VOL.System.Services
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{
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public partial class Sys_DictionaryService
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{
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protected override void Init(IRepository<Sys_Dictionary> repository)
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{
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}
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/// <summary>
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/// 代码生成器获取所有字典项编号(超级管理权限)
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/// </summary>
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/// <returns></returns>
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public async Task<List<string>> GetBuilderDictionary()
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{
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return await repository.FindAsync(x => 1 == 1, s => s.DicNo);
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}
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public List<Sys_Dictionary> Dictionaries
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{
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get { return DictionaryManager.Dictionaries; }
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}
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public object GetVueDictionary(string[] dicNos)
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{
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if (dicNos == null || dicNos.Count() == 0) return new string[] { };
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var dicConfig = DictionaryManager.GetDictionaries(dicNos, false).Select(s => new
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{
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dicNo = s.DicNo,
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config = s.Config,
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dbSql = s.DbSql,
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list = s.Sys_DictionaryList.OrderByDescending(o => o.OrderNo)
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.Select(list => new { key = list.DicValue, value = list.DicName })
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}).ToList();
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object GetSourceData(string dicNo, string dbSql, object data)
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{
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// 2020.05.01增加根据用户信息加载字典数据源sql
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dbSql = DictionaryHandler.GetCustomDBSql(dicNo, dbSql);
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if (string.IsNullOrEmpty(dbSql))
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{
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return data as object;
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}
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return repository.DapperContext.QueryList<object>(dbSql, null);
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}
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return dicConfig.Select(item => new
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{
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item.dicNo,
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item.config,
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data = GetSourceData(item.dicNo, item.dbSql, item.list)
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}).ToList();
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}
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/// <summary>
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/// 通过远程搜索
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/// </summary>
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/// <param name="dicNo"></param>
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/// <param name="value"></param>
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/// <returns></returns>
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public object GetSearchDictionary(string dicNo, string value)
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{
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if (string.IsNullOrEmpty(dicNo) || string.IsNullOrEmpty(value))
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{
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return null;
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}
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// 2020.05.01增加根据用户信息加载字典数据源sql
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string sql = Dictionaries.Where(x => x.DicNo == dicNo).FirstOrDefault()?.DbSql;
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sql = DictionaryHandler.GetCustomDBSql(dicNo, sql);
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if (string.IsNullOrEmpty(sql))
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{
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return null;
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}
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sql = $"SELECT * FROM ({sql}) AS t WHERE value LIKE @value";
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return repository.DapperContext.QueryList<object>(sql, new { value = "%" + value + "%" });
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}
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/// <summary>
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/// 表单设置为远程查询，重置或第一次添加表单时，获取字典的key、value
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/// </summary>
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/// <param name="dicNo"></param>
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/// <param name="value"></param>
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/// <returns></returns>
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public async Task<object> GetRemoteDefaultKeyValue(string dicNo, string key)
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{
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return await Task.FromResult(1);
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//if (string.IsNullOrEmpty(dicNo) || string.IsNullOrEmpty(key))
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//{
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// return null;
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//}
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//string sql = Dictionaries.Where(x => x.DicNo == dicNo).FirstOrDefault()?.DbSql;
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//if (string.IsNullOrEmpty(sql))
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//{
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// return null;
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//}
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//sql = $"SELECT * FROM ({sql}) AS t WHERE t.key = @key";
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//return await Task.FromResult(repository.DapperContext.QueryFirst<object>(sql, new { key }));
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}
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/// <summary>
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/// table加载数据后刷新当前table数据的字典项(适用字典数据量比较大的情况)
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/// </summary>
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/// <param name="keyData"></param>
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/// <returns></returns>
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public object GetTableDictionary(Dictionary<string, object[]> keyData)
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{
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// 2020.08.06增加pgsql获取数据源
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if (DBType.Name == DbCurrentType.PgSql.ToString())
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{
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return GetPgSqlTableDictionary(keyData);
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}
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var dicInfo = Dictionaries.Where(x => keyData.ContainsKey(x.DicNo) && !string.IsNullOrEmpty(x.DbSql))
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.Select(x => new { x.DicNo, x.DbSql })
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.ToList();
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List<object> list = new List<object>();
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string keySql = DBType.Name == DbCurrentType.MySql.ToString() ? "t.key" : "t.[key]";
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dicInfo.ForEach(x =>
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{
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if (keyData.TryGetValue(x.DicNo, out object[] data))
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{
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// 2020.05.01增加根据用户信息加载字典数据源sql
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string sql = DictionaryHandler.GetCustomDBSql(x.DicNo, x.DbSql);
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sql = $"SELECT * FROM ({sql}) AS t WHERE " +
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$"{keySql}" +
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$" in @data";
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list.Add(new { key = x.DicNo, data = repository.DapperContext.QueryList<object>(sql, new { data }) });
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}
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});
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return list;
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}
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/// <summary>
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/// 2020.08.06增加pgsql获取数据源
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/// </summary>
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/// <param name="keyData"></param>
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/// <returns></returns>
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public object GetPgSqlTableDictionary(Dictionary<string, object[]> keyData)
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{
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var dicInfo = Dictionaries.Where(x => keyData.ContainsKey(x.DicNo) && !string.IsNullOrEmpty(x.DbSql))
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.Select(x => new { x.DicNo, x.DbSql })
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.ToList();
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List<object> list = new List<object>();
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dicInfo.ForEach(x =>
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{
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if (keyData.TryGetValue(x.DicNo, out object[] data))
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{
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string sql = DictionaryHandler.GetCustomDBSql(x.DicNo, x.DbSql);
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sql = $"SELECT * FROM ({sql}) AS t WHERE t.key=any(@data)";
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list.Add(new { key = x.DicNo, data = repository.DapperContext.QueryList<object>(sql, new { data = data.Select(s => s.ToString()).ToList() }) });
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}
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});
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return list;
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}
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public override PageGridData<Sys_Dictionary> GetPageData(PageDataOptions pageData)
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{
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//增加查询条件
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base.QueryRelativeExpression = (IQueryable<Sys_Dictionary> fun) =>
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{
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return fun.Where(x => 1 == 1);
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};
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return base.GetPageData(pageData);
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}
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public override WebResponseContent Update(SaveModel saveDataModel)
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{
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if (saveDataModel.MainData.DicKeyIsNullOrEmpty("DicNo")
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|| saveDataModel.MainData.DicKeyIsNullOrEmpty("Dic_ID"))
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return base.Add(saveDataModel);
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//判断修改的字典编号是否在其他ID存在
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string dicNo = saveDataModel.MainData["DicNo"].ToString().Trim();
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if (base.repository.Exists(x => x.DicNo == dicNo && x.Dic_ID != saveDataModel.MainData["Dic_ID"].GetInt()))
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return new WebResponseContent().Error($"字典编号:{ dicNo}已存在。!");
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base.UpdateOnExecuting = (Sys_Dictionary dictionary, object addList, object editList, List<object> obj) =>
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{
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List<Sys_DictionaryList> listObj = new List<Sys_DictionaryList>();
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listObj.AddRange(addList as List<Sys_DictionaryList>);
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listObj.AddRange(editList as List<Sys_DictionaryList>);
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WebResponseContent _responseData = CheckKeyValue(listObj);
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if (!_responseData.Status) return _responseData;
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dictionary.DbSql = SqlFilters(dictionary.DbSql);
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return new WebResponseContent(true);
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};
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return RemoveCache(base.Update(saveDataModel));
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}
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private WebResponseContent CheckKeyValue(List<Sys_DictionaryList> dictionaryLists)
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{
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WebResponseContent webResponse = new WebResponseContent();
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if (dictionaryLists == null || dictionaryLists.Count == 0) return webResponse.OK();
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if (dictionaryLists.GroupBy(g => g.DicName).Any(x => x.Count() > 1))
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return webResponse.Error("【字典项名称】不能有重复的值");
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if (dictionaryLists.GroupBy(g => g.DicValue).Any(x => x.Count() > 1))
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return webResponse.Error("【字典项Key】不能有重复的值");
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return webResponse.OK();
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}
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private static string SqlFilters(string source)
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{
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if (string.IsNullOrEmpty(source)) return source;
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// source = source.Replace("'", "''");
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source = Regex.Replace(source, "-", "", RegexOptions.IgnoreCase);
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//去除执行SQL语句的命令关键字
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source = Regex.Replace(source, "insert", "", RegexOptions.IgnoreCase);
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// source = Regex.Replace(source, "sys.", "", RegexOptions.IgnoreCase);
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source = Regex.Replace(source, "update", "", RegexOptions.IgnoreCase);
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source = Regex.Replace(source, "delete", "", RegexOptions.IgnoreCase);
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source = Regex.Replace(source, "drop", "", RegexOptions.IgnoreCase);
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source = Regex.Replace(source, "truncate", "", RegexOptions.IgnoreCase);
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source = Regex.Replace(source, "declare", "", RegexOptions.IgnoreCase);
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source = Regex.Replace(source, "xp_cmdshell", "", RegexOptions.IgnoreCase);
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source = Regex.Replace(source, "/add", "", RegexOptions.IgnoreCase);
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source = Regex.Replace(source, "net user", "", RegexOptions.IgnoreCase);
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//去除执行存储过程的命令关键字
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source = Regex.Replace(source, "exec", "", RegexOptions.IgnoreCase);
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source = Regex.Replace(source, "execute", "", RegexOptions.IgnoreCase);
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//去除系统存储过程或扩展存储过程关键字
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source = Regex.Replace(source, "xp_", "x p_", RegexOptions.IgnoreCase);
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source = Regex.Replace(source, "sp_", "s p_", RegexOptions.IgnoreCase);
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//防止16进制注入
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source = Regex.Replace(source, "0x", "0 x", RegexOptions.IgnoreCase);
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return source;
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}
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public override WebResponseContent Add(SaveModel saveDataModel)
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{
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if (saveDataModel.MainData.DicKeyIsNullOrEmpty("DicNo")) return base.Add(saveDataModel);
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string dicNo = saveDataModel.MainData["DicNo"].ToString();
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if (base.repository.Exists(x => x.DicNo == dicNo))
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return new WebResponseContent().Error("字典编号:" + dicNo + "已存在");
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base.AddOnExecuting = (Sys_Dictionary dic, object obj) =>
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{
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WebResponseContent _responseData = CheckKeyValue(obj as List<Sys_DictionaryList>);
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if (!_responseData.Status) return _responseData;
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dic.DbSql = SqlFilters(dic.DbSql);
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return new WebResponseContent(true);
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};
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return RemoveCache(base.Add(saveDataModel));
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}
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public override WebResponseContent Del(object[] keys, bool delList = false)
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{
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//delKeys删除的key
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base.DelOnExecuting = (object[] delKeys) =>
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{
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return new WebResponseContent(true);
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};
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//true将子表数据同时删除
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return RemoveCache(base.Del(keys, true));
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}
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private WebResponseContent RemoveCache(WebResponseContent webResponse)
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{
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if (webResponse.Status)
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{
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CacheContext.Remove(DictionaryManager.Key);
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}
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return webResponse;
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}
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}
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}
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