/// <summary>
/// 添加Blog，会自动修正Blog的数据，新增blogId
/// </summary>
/// <param name="blog"></param>
/// <param name="tags"></param>
/// <returns></returns>
public void AddBlog(Blog blog, IList <Tag> tags, BlogTagsApplication blogTagsApplication, TagApplication tagApplication)
{
//先调用ValidateAndCorrectSubmit验证更合理
blog.BlogId = string.IsNullOrWhiteSpace(blog.BName) ? FileCommon.CreateFileNameByTime() : blog.BName;
blog.Date = DateTime.Now;
IList <BlogTags> blogTags = blogTagsApplication.UpdateBlogTags(blog, tags, tagApplication);
Add(blog);
if (!Commit())
{
throw new Exception("新增Blog异常");
}
//新增BlogTags完毕,新增Blog
blogTagsApplication.AddLists(blogTags);
}
/// <summary>
/// 删除Blog以及Blog对应的BlogTags ** 注意：该删除是真实的删除，不可恢复 **
/// </summary>
/// <param name="blog"></param>
/// <returns></returns>
public void DeleteBlog(Blog blog, BlogTagsApplication blogTagsApplication)
{
Context.Delete(blog);
blogTagsApplication.DeleteByBlogId(blog.BlogId);
}
/// <summary>
/// 修改Blog，会自动修正Blog的数据
/// </summary>
/// <param name="newBlog">修改完成的Blog</param>
/// /// <param name="blog">要修改的Blog</param>
/// <param name="tags"></param>
/// <returns></returns>
public void EditBlog(Blog newBlog, Blog blog, IList <Tag> tags, TagApplication tagApplication, BlogTagsApplication blogTagsApplication)
{
//先调用ValidateAndCorrectSubmit验证更合理
newBlog.Date = DateTime.Now;
//进行事务添加
blogTagsApplication.DeleteByBlogId(blog.BlogId);
//if (!blogTagsApplication.Commit())
//{
// throw new Exception("删除原Blog和标签关系异常");
//}
IList <BlogTags> blogTags = blogTagsApplication.UpdateBlogTags(blog, tags, tagApplication);
//对齐Blog对象
blog.BTitle = newBlog.BTitle;
blog.BContext = newBlog.BContext;
blog.BSummary = newBlog.BSummary;
blog.BSummaryTrim = newBlog.BSummaryTrim;
blog.BHTML = newBlog.BHTML;
blog.BScript = newBlog.BScript;
blog.BReprint = newBlog.BReprint;
//blog.BPV = newBlog.BPV;
//blog.Likes = newBlog.Likes;
blog.BName = newBlog.BName;
blog.BLastCommentUser = newBlog.BLastCommentUser;
blog.BLastComment = newBlog.BLastComment;
blog.BIsTop = newBlog.BIsTop;
blog.BImgTrim = newBlog.BImgTrim;
blog.BImg = newBlog.BImg;
//blog.BComment = newBlog.BComment;
//blog.BClick = newBlog.BClick;
blog.ClassifyId = newBlog.ClassifyId;
blog.BName = newBlog.BName;
Update(blog);
blogTagsApplication.AddLists(blogTags);
}