/// <summary>
/// 数据权限过滤
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private static void RepositoryDataProvider_Querying(object sender, QueryingEventArgs e)
{
var resource = FilterResource.Value;
if (resource != null)
{
var dp = sender as RepositoryDataProvider;
if (resource.GeResourceEntityType() == dp.Repository.EntityType.FullName && resource.GetIsSupportDataPermission())
{
var currentUser = AccountContext.CurrentUser;
var userRoleFilder = Composer.ObjectContainer.Resolve <IUserRoleFinder>();
var roles = userRoleFilder.FindByUser(currentUser);
var dataPermissions = CollectDataPermissions(resource.Id, roles);
var appender = new DataPermissionWhereAppender();
List <DataPermissionConstraintBuilder> duplicateList = new List <DataPermissionConstraintBuilder>();
foreach (var dataPermission in dataPermissions)
{
var constraintBuilder = dataPermission.CreateBuilder();
//去掉重复的builder
if (!duplicateList.Contains(constraintBuilder))
{
appender.ConstrainsBuilders.Add(constraintBuilder);
duplicateList.Add(constraintBuilder);
}
}
appender.Append(e.Args.Query);
}
}
}
private static void RepositoryDataProvider_Querying(object sender, QueryingEventArgs e)
{
var dp = sender as RepositoryDataProvider;
if (dp.Repository.EntityMeta.IsPhantomEnabled && !PhantomQueryContext.NeedPhantomData)
{
//为查询中的 Where 条件添加 "IsPhantom = 'true'" 条件
var appender = new PhantomWhereAppender();
appender.AddConditionToLast = true;
appender.Append(e.Args.Query);
}
}
private static void RepositoryDataProvider_Querying(object sender, QueryingEventArgs e)
{
var dp = sender as RepositoryDataProvider;
if (!PhantomContext.NeedPhantomData.Value)
{
//为查询中的 Where 条件添加 "IsPhantom = 'false'" 条件
var appender = new PhantomWhereAppender();
appender.AddConditionToLast = true;
appender.Append(e.Args.Query);
}
}
private static void RepositoryDataProvider_Querying(object sender, QueryingEventArgs e)
{
var dp = sender as RepositoryDataProvider;
//如果要查询的实体是一个多租户实体，则需要添加多租户查询的信息。
if (dp.Repository.EntityMeta.GetIsMultiTenancyEnabled())
{
//环境中需要提供相应的多租户信息。
var tenantId = TenantContext.TenantId.Value;
if (!string.IsNullOrWhiteSpace(tenantId))
{
//修改查询中的所有条件。
var modifier = new QueryModifier();
modifier.TenantId = tenantId;
modifier.Modify(e.Args.Query);
}
}
}
