tk/FreeSql
1
0
Fork 0
mirror of https://github.com/nsnail/FreeSql.git synced 2025-11-04 09:15:27 +08:00
Code Issues Packages Projects Releases Wiki Activity

- 增加 GlobalFilter.ApplyIf 创建动态过滤器；

Browse Source
This commit is contained in:
28810
2020-09-05 06:50:56 +08:00
parent 1bd4b7dbf1
commit beb2eaada2
4 changed files with 196 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
FreeSql.DbContext/FreeSql.DbContext.xml
View File

@@ -532,14 +532,5 @@
<param name="that"></param>
<returns></returns>
</member>
<member name="M:Microsoft.Extensions.DependencyInjection.FreeSqlRepositoryDependencyInjection.AddFreeRepository(Microsoft.Extensions.DependencyInjection.IServiceCollection,System.Action{FreeSql.FluentDataFilter},System.Reflection.Assembly[])">
<summary>
批量注入 Repository，可以参考代码自行调整
</summary>
<param name="services"></param>
<param name="globalDataFilter"></param>
<param name="assemblies"></param>
<returns></returns>
</member>
</members>
</doc>

6
FreeSql.Tests/FreeSql.Tests/UnitTest2.cs
View File

@@ -280,6 +280,12 @@ namespace FreeSql.Tests
var kwrepo = g.sqlite.GetRepository<userinfo>();
kwrepo.Insert(u1);
g.sqlite.GlobalFilter.ApplyIf<gf_t1>("random_filter", () => new Random().Next(0, 2) % 2 == 0 ? true : false, a => a.rowstate > 0);
Enumerable.Range(0, 10).ToList().ForEach(aidx =>
{
var sql1 = g.sqlite.Select<gf_t1>().ToSql();
});
g.sqlite.GlobalFilter.Apply<gf_t1>("gft1", a => a.rowstate > -1 && g.sqlite.Select<gf_t2>().Any(b => b.id == a.id))
.Apply<gf_t2>("gft2", a => a.rowstate > -2)

174
FreeSql/FreeSql.xml
View File

@@ -2983,6 +2983,153 @@
<param name="parms"></param>
<returns></returns>
</member>
<member name="M:FreeSql.IAdo.ExecuteConnectTestAsync">
<summary>
测试数据库是否连接正确，本方法执行如下命令：<para></para>
MySql/SqlServer/PostgreSQL/达梦/人大金仓/神通: SELECT 1<para></para>
Oracle: SELECT 1 FROM dual<para></para>
</summary>
<returns>true: 成功, false: 失败</returns>
</member>
<member name="M:FreeSql.IAdo.ExecuteReaderAsync(System.Func{FreeSql.Internal.Model.FetchCallbackArgs{System.Data.Common.DbDataReader},System.Threading.Tasks.Task},System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
<summary>
查询，若使用读写分离，查询【从库】条件cmdText.StartsWith("SELECT ")，否则查询【主库】
</summary>
<param name="readerHander"></param>
<param name="cmdType"></param>
<param name="cmdText"></param>
<param name="cmdParms"></param>
</member>
<member name="M:FreeSql.IAdo.ExecuteReaderAsync(System.Func{FreeSql.Internal.Model.FetchCallbackArgs{System.Data.Common.DbDataReader},System.Threading.Tasks.Task},System.String,System.Object)">
<summary>
查询，ExecuteReaderAsync(dr => {}, "select * from user where age > ?age", new { age = 25 })<para></para>
提示：parms 参数还可以传 Dictionary&lt;string, object&gt;
</summary>
<param name="cmdText"></param>
<param name="parms"></param>
</member>
<member name="M:FreeSql.IAdo.ExecuteArrayAsync(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
<summary>
查询
</summary>
<param name="cmdText"></param>
<param name="cmdParms"></param>
</member>
<member name="M:FreeSql.IAdo.ExecuteArrayAsync(System.String,System.Object)">
<summary>
查询，ExecuteArrayAsync("select * from user where age > ?age", new { age = 25 })<para></para>
提示：parms 参数还可以传 Dictionary&lt;string, object&gt;
</summary>
<param name="cmdText"></param>
<param name="parms"></param>
<returns></returns>
</member>
<member name="M:FreeSql.IAdo.ExecuteDataSetAsync(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
<summary>
查询
</summary>
<param name="cmdText"></param>
<param name="cmdParms"></param>
</member>
<member name="M:FreeSql.IAdo.ExecuteDataSetAsync(System.String,System.Object)">
<summary>
查询，ExecuteDataSetAsync("select * from user where age > ?age; select 2", new { age = 25 })<para></para>
提示：parms 参数还可以传 Dictionary&lt;string, object&gt;
</summary>
<param name="cmdText"></param>
<param name="parms"></param>
<returns></returns>
</member>
<member name="M:FreeSql.IAdo.ExecuteDataTableAsync(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
<summary>
查询
</summary>
<param name="cmdText"></param>
<param name="cmdParms"></param>
</member>
<member name="M:FreeSql.IAdo.ExecuteDataTableAsync(System.String,System.Object)">
<summary>
查询，ExecuteDataTableAsync("select * from user where age > ?age", new { age = 25 })<para></para>
提示：parms 参数还可以传 Dictionary&lt;string, object&gt;
</summary>
<param name="cmdText"></param>
<param name="parms"></param>
<returns></returns>
</member>
<member name="M:FreeSql.IAdo.ExecuteNonQueryAsync(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
<summary>
在【主库】执行
</summary>
<param name="cmdType"></param>
<param name="cmdText"></param>
<param name="cmdParms"></param>
</member>
<member name="M:FreeSql.IAdo.ExecuteNonQueryAsync(System.String,System.Object)">
<summary>
在【主库】执行，ExecuteNonQueryAsync("delete from user where age > ?age", new { age = 25 })<para></para>
提示：parms 参数还可以传 Dictionary&lt;string, object&gt;
</summary>
<param name="cmdText"></param>
<param name="parms"></param>
<returns></returns>
</member>
<member name="M:FreeSql.IAdo.ExecuteScalarAsync(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
<summary>
在【主库】执行
</summary>
<param name="cmdType"></param>
<param name="cmdText"></param>
<param name="cmdParms"></param>
</member>
<member name="M:FreeSql.IAdo.ExecuteScalarAsync(System.String,System.Object)">
<summary>
在【主库】执行，ExecuteScalarAsync("select 1 from user where age > ?age", new { age = 25 })<para></para>
提示：parms 参数还可以传 Dictionary&lt;string, object&gt;
</summary>
<param name="cmdText"></param>
<param name="parms"></param>
<returns></returns>
</member>
<member name="M:FreeSql.IAdo.QueryAsync``1(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
<summary>
执行SQL返回对象集合，QueryAsync&lt;User&gt;("select * from user where age > ?age", new SqlParameter { ParameterName = "age", Value = 25 })
</summary>
<typeparam name="T"></typeparam>
<param name="cmdType"></param>
<param name="cmdText"></param>
<param name="cmdParms"></param>
<returns></returns>
</member>
<member name="M:FreeSql.IAdo.QueryAsync``1(System.String,System.Object)">
<summary>
执行SQL返回对象集合，QueryAsync&lt;User&gt;("select * from user where age > ?age", new { age = 25 })<para></para>
提示：parms 参数还可以传 Dictionary&lt;string, object&gt;
</summary>
<typeparam name="T"></typeparam>
<param name="cmdText"></param>
<param name="parms"></param>
<returns></returns>
</member>
<member name="M:FreeSql.IAdo.QueryAsync``2(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
<summary>
执行SQL返回对象集合，Query&lt;User&gt;("select * from user where age > ?age; select * from address", new SqlParameter { ParameterName = "age", Value = 25 })
</summary>
<typeparam name="T1"></typeparam>
<param name="cmdType"></param>
<param name="cmdText"></param>
<param name="cmdParms"></param>
<returns></returns>
</member>
<member name="M:FreeSql.IAdo.QueryAsync``2(System.String,System.Object)">
<summary>
执行SQL返回对象集合，Query&lt;User, Address&gt;("select * from user where age > ?age; select * from address", new { age = 25 })<para></para>
提示：parms 参数还可以传 Dictionary&lt;string, object&gt;
</summary>
<typeparam name="T1"></typeparam>
<param name="cmdText"></param>
<param name="parms"></param>
<returns></returns>
</member>
<member name="E:FreeSql.IAop.ParseExpression">
<summary>
可自定义解析表达式
@@ -3536,13 +3683,26 @@
</member>
<member name="M:FreeSql.Internal.GlobalFilter.Apply``1(System.String,System.Linq.Expressions.Expression{System.Func{``0,System.Boolean}})">
<summary>
创建一个过滤器
创建一个过滤器<para></para>
提示：判断登陆身份，请参考资料 AsyncLocal
</summary>
<typeparam name="TEntity"></typeparam>
<param name="name">名字</param>
<param name="where">表达式</param>
<returns></returns>
</member>
<member name="M:FreeSql.Internal.GlobalFilter.ApplyIf``1(System.String,System.Func{System.Boolean},System.Linq.Expressions.Expression{System.Func{``0,System.Boolean}})">
<summary>
创建一个动态过滤器，当 condition 返回值为 true 时才生效<para></para>
场景：当登陆身份是管理员，则过滤条件不生效<para></para>
提示：判断登陆身份，请参考资料 AsyncLocal
</summary>
<typeparam name="TEntity"></typeparam>
<param name="name">名字</param>
<param name="condition">委托，返回值为 true 时才生效</param>
<param name="where">表达式</param>
<returns></returns>
</member>
<member name="P:FreeSql.Internal.Model.BatchProgressStatus`1.Data">
<summary>
当前操作的数据
@@ -3739,6 +3899,12 @@
<param name="timeout">超时</param>
<returns></returns>
</member>
<member name="M:FreeSql.Internal.ObjectPool.IObjectPool`1.GetAsync">
<summary>
获取资源
</summary>
<returns></returns>
</member>
<member name="M:FreeSql.Internal.ObjectPool.IObjectPool`1.Return(FreeSql.Internal.ObjectPool.Object{`0},System.Boolean)">
<summary>
使用完毕后，归还资源
@@ -3809,6 +3975,12 @@
</summary>
<param name="obj">资源对象</param>
</member>
<member name="M:FreeSql.Internal.ObjectPool.IPolicy`1.OnGetAsync(FreeSql.Internal.ObjectPool.Object{`0})">
<summary>
从对象池获取对象成功的时候触发，通过该方法统计或初始化对象
</summary>
<param name="obj">资源对象</param>
</member>
<member name="M:FreeSql.Internal.ObjectPool.IPolicy`1.OnReturn(FreeSql.Internal.ObjectPool.Object{`0})">
<summary>
归还对象给对象池的时候触发

21
FreeSql/Internal/GlobalFilter.cs
View File

@@ -16,22 +16,35 @@ namespace FreeSql.Internal
{
public int Id { get; internal set; }
public string Name { get; internal set; }
internal Func<bool> Condition { get; set; }
public LambdaExpression Where { get; internal set; }
}
/// <summary>
/// 创建一个过滤器
/// 创建一个过滤器<para></para>
/// 提示：判断登陆身份，请参考资料 AsyncLocal
/// </summary>
/// <typeparam name="TEntity"></typeparam>
/// <param name="name">名字</param>
/// <param name="where">表达式</param>
/// <returns></returns>
public GlobalFilter Apply<TEntity>(string name, Expression<Func<TEntity, bool>> where)
public GlobalFilter Apply<TEntity>(string name, Expression<Func<TEntity, bool>> where) => ApplyIf(name, () => true, where);
/// <summary>
/// 创建一个动态过滤器，当 condition 返回值为 true 时才生效<para></para>
/// 场景：当登陆身份是管理员，则过滤条件不生效<para></para>
/// 提示：判断登陆身份，请参考资料 AsyncLocal
/// </summary>
/// <typeparam name="TEntity"></typeparam>
/// <param name="name">名字</param>
/// <param name="condition">委托，返回值为 true 时才生效</param>
/// <param name="where">表达式</param>
/// <returns></returns>
public GlobalFilter ApplyIf<TEntity>(string name, Func<bool> condition, Expression<Func<TEntity, bool>> where)
{
if (name == null) throw new ArgumentNullException(nameof(name));
if (where == null) return this;
_filters.TryGetValue(name, out var item);
if (item == null) item = new Item { Id = ++_id, Name = name };
if (item == null) item = new Item { Id = ++_id, Name = name, Condition = condition };
var newParameter = Expression.Parameter(typeof(TEntity), $"gf{_id}");
var newlambda = Expression.Lambda<Func<TEntity, bool>>(
@@ -44,6 +57,6 @@ namespace FreeSql.Internal
}
public void Remove(string name) => _filters.TryRemove(name ?? throw new ArgumentNullException(nameof(name)), out var _);
public List<Item> GetFilters() => _filters.Values.OrderBy(a => a.Id).ToList();
public List<Item> GetFilters() => _filters.Values.Where(a => a.Condition?.Invoke() != false).OrderBy(a => a.Id).ToList();
}
}