/// <summary>
/// 返回业务模型对象全部的结果查询表达式
/// </summary>
/// <returns></returns>
public virtual IQueryable <TModel> GetQuery()
{
IQueryable <TEntity> query = _innerDataProvider.GetQuery();
if (typeof(MultiLanguage).IsAssignableFrom(typeof(TEntity)))
{
query = query.Include("LangTexts");
}
//如果实现逻辑删除接口，并且没有改写EFAuditDataSerice,则在此加条件
if (typeof(ICanLogicalDeleteEntity).IsAssignableFrom(typeof(TEntity)) && _innerDataProvider.GetType() == typeof(EFAuditDataService <TEntity>))
{
query = query.Where("IsDeleted=false");
}
if (typeof(IDataRule).IsAssignableFrom(typeof(TEntity)))
{
var context = _innerDataProvider.GetContext();
var userId = AppManager.Instance.GetCurrentUserId().ToInt();
query = query.Where(t => context.Set <Sys_DataRule>().Any(dr => dr.BillId == t.Id && dr.ObjectId == userId));
}
var langMapper = new LangDataMapper <TModel, TEntity>();
var duQuery = new DeptUserAuthQuery <TModel>();
return(duQuery.GetQuery(query.ProjectTo <TModel>()));
}
/// <summary>
/// 保存多语言的文本信息
/// </summary>
/// <param name="dataService">当前的数据服务</param>
/// <param name="e">数据实体对象</param>
/// <param name="t">业务实体对象</param>
public void SaveLanguages(EFAuditDataService <TEntity> dataService, TEntity e, TModel t)
{
var me = e as IMultiLanguage;
if (me == null)
{
return;
}
ModelRule modelRule = ModelRule.Get <TModel>();
string entityType = typeof(TEntity).Name;
var langs = ResHelper.GetUsedCultureNames().Select(l => l.ToLower()).ToArray();
if (me.LangTexts == null)
{
me.LangTexts = dataService.GetContext().Set <Sys_DataLanguage>().Where(d => d.BillId == e.Id && d.BillType == entityType).ToList();
}
var sysLangs = me.LangTexts;
foreach (var rule in modelRule.SingleRules.Where(r => r.DataType == ExtDataType.MultiLanguage))
{
//先处理主文本框name不带语言后缀的表单值,表示是当前语言
string langVal = HttpContext.Current.Request.Form[rule.Name];
string currentLang = ResHelper.CurrentCultureName.ToLower();
var langEntity = sysLangs.FirstOrDefault(l => l.Language == currentLang);
if (langEntity == null)
{
langEntity = new Sys_DataLanguage
{
BillId = e.Id,
BillType = entityType,
Language = currentLang,
Name = rule.Name,
Text = langVal
};
dataService.MarkState(langEntity, EntityState.Added);
}
else if (langVal != langEntity.Text)
{
langEntity.Text = langVal;
dataService.MarkState(langEntity, EntityState.Modified);
}
RefHelper.SetValue(e, rule.Name, langVal);
//再处理下拉列表中的文本框name带语言后缀的表单值
foreach (var lang in langs.Where(l => l != currentLang))
{
langVal = HttpContext.Current.Request.Form[rule.Name + "-" + lang];
langEntity = sysLangs.FirstOrDefault(l => l.Language == lang);
if (langEntity == null)
{
langEntity = new Sys_DataLanguage
{
BillId = e.Id,
BillType = entityType,
Language = lang,
Name = rule.Name,
Text = langVal
};
dataService.MarkState(langEntity, EntityState.Added);
}
else if (langVal != langEntity.Text)
{
langEntity.Text = langVal;
dataService.MarkState(langEntity, EntityState.Modified);
}
}
}
}
