public async Task Test_01_CreateBlogWithoutContentAsync()
{
using(KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
BlogHandler blogHandler = new BlogHandler(dbContext);
GroupHandler groupHandler = new GroupHandler(dbContext);
BlogAccessControlHandler acHandler = new BlogAccessControlHandler(dbContext);
BlogAccessControlXGroupHandler acxgHandler = new BlogAccessControlXGroupHandler(dbContext);
//1. test normal.
Blog newBlog = await blogHandler.CreateBlogAsync(testPerson.ID, "testBlog", BlogInfoAccessInfo.All, null);
Blog testBlog_1 = await blogHandler.GetByIdAsync(newBlog.ID);
BlogAccessControl testAC_1 = await acHandler.Fetch(x => x.BlogID == testBlog_1.ID).FirstOrDefaultAsync();
Assert.IsNotNull(testBlog_1);
Assert.IsNotNull(testAC_1);
Assert.AreEqual(testBlog_1.PersonID, testPerson.ID);
Assert.AreEqual(testBlog_1.Content, "testBlog");
Assert.AreEqual(testAC_1.AccessLevel, BlogInfoAccessInfo.All);
//2. set BlogInfoAccessInfo GroupOnly and set GroupID is null then check it.
bool isChecked = false;
try
{
newBlog = await blogHandler.CreateBlogAsync(testPerson.ID, "testBlogTwo", BlogInfoAccessInfo.GroupOnly, null);
}
catch (Exception ex)
{
isChecked = true;
Assert.AreEqual(ex.GetType(), typeof(DisplayableException));
Assert.AreEqual(ex.Message, "未指定组");
}
Assert.IsTrue(isChecked);
//3. set not exist GroupID. expect Exception is type of foreign key exception.
isChecked = false;
try
{
newBlog = await blogHandler.CreateBlogAsync(testPerson.ID, "testBlogThree", BlogInfoAccessInfo.GroupOnly, 9999);
}
catch (Exception ex)
{
isChecked = true;
Assert.AreNotEqual(ex.GetType(), typeof(AssertException));
}
Assert.IsTrue(isChecked);
}
using(KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
BlogHandler blogHandler = new BlogHandler(dbContext);
GroupHandler groupHandler = new GroupHandler(dbContext);
BlogAccessControlHandler acHandler = new BlogAccessControlHandler(dbContext);
BlogAccessControlXGroupHandler acxgHandler = new BlogAccessControlXGroupHandler(dbContext);
//4. create test group object and test it.
Group testGroup = await groupHandler.CreateGroupAsync(testPerson.ID, "testGroup", GroupType.GroupList);
bool isChecked = false;
try
{
Blog testBlog4Group = await blogHandler.CreateBlogAsync(testPerson.ID, "testBlogFour", BlogInfoAccessInfo.GroupOnly, testGroup.ID);
Blog testBlog_2 = await blogHandler.GetByIdAsync(testBlog4Group.ID);
BlogAccessControl testAC_2 = await acHandler.Fetch(x => x.BlogID == testBlog_2.ID).FirstOrDefaultAsync();
BlogAccessControlXGroup testACXG = await acxgHandler.Fetch(x => x.GroupID == testGroup.ID && x.BlogAccessControlID == testAC_2.ID).FirstOrDefaultAsync();
Assert.IsNotNull(testBlog_2);
Assert.IsNotNull(testAC_2);
Assert.IsNotNull(testACXG);
Assert.AreEqual(testBlog_2.PersonID, testPerson.ID);
Assert.AreEqual(testBlog_2.Content, "testBlogFour");
Assert.AreEqual(testAC_2.AccessLevel, BlogInfoAccessInfo.GroupOnly);
}
catch (Exception)
{
isChecked = true;
}
Assert.IsFalse(isChecked);
}
}
public async Task Test_03_ForwardBlogAsync()
{
using(KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
BlogHandler blogHandler = new BlogHandler(dbContext);
BlogXBlogHandler bxbHandler = new BlogXBlogHandler(dbContext);
ContentHandler contentHandler = new ContentHandler(dbContext);
BlogXContentHandler bxcHandler = new BlogXContentHandler(dbContext);
GroupHandler groupHandler = new GroupHandler(dbContext);
BlogAccessControlHandler acHandler = new BlogAccessControlHandler(dbContext);
BlogAccessControlXGroupHandler acxgHandler = new BlogAccessControlXGroupHandler(dbContext);
//1. without content and test it.
Blog testBlog = await blogHandler.CreateBlogAsync(testPerson.ID, "testWithoutContentForwardBlog", BlogInfoAccessInfo.All, null);
Blog beForwardBlog = await blogHandler.GetByIdAsync(testBlog.ID);
Assert.IsNotNull(beForwardBlog);
Assert.AreEqual(beForwardBlog.Content, "testWithoutContentForwardBlog");
//create forward blog
Blog testForwardBlog_NoContent = await blogHandler.CreateBlogAsync(testPerson.ID, "testForwardBlogNoContent", BlogInfoAccessInfo.All, null, null, beForwardBlog.ID);
Blog testForwardBlog = await blogHandler.GetByIdAsync(testForwardBlog_NoContent.ID);
Assert.IsNotNull(testForwardBlog);
Assert.IsFalse(testForwardBlog.IsDeleted);
Assert.AreEqual(testForwardBlog.Content, "testForwardBlogNoContent");
Assert.AreEqual(testForwardBlog.NewBlogXBlogs.Count, 1);
Assert.IsNotNull(testForwardBlog.NewBlogXBlogs.First().NewBlog);
Assert.IsNotNull(testForwardBlog.NewBlogXBlogs.First().BaseBlog);
Assert.AreEqual(testForwardBlog.NewBlogXBlogs.First().NewBlog.Content, "testForwardBlogNoContent");
Assert.AreEqual(testForwardBlog.NewBlogXBlogs.First().BaseBlog.Content, "testWithoutContentForwardBlog");
//2. set error forward blog id and test it.
bool isChecked = false;
try
{
Blog testErrorForwardBlogID = await blogHandler.CreateBlogAsync(testPerson.ID, "testForwardBlogNoContent", BlogInfoAccessInfo.All, null, null, 99999);
}
catch (Exception ex)
{
isChecked = true;
Assert.AreEqual(ex.GetType(), typeof(DisplayableException));
Assert.AreEqual(ex.Message, "该Blog不存在或者已经被删除");
}
Assert.IsTrue(isChecked);
//3. include content and test it.
List<long> contentIds = new List<long>();
for (int i = 0; i < 6; i++)
{
Content photo = new Content()
{
ContentPath = "testPhotoContentPath",
ContentBinary = new byte[] { 12, 3, 4, 5, 7 },
Type = ContentType.Photo,
MimeType = "jpg"
};
contentHandler.Add(photo);
contentHandler.SaveChanges();
contentIds.Add(photo.ID);
}
Blog testIncludeContentBeForwardBlog = await blogHandler.CreateBlogAsync(testPerson.ID, "testIncludeContentBeForwardBlog", BlogInfoAccessInfo.All, attachContentIds: contentIds);
Blog testBeForwardBlog = await blogHandler.GetByIdAsync(testIncludeContentBeForwardBlog.ID);
Assert.IsNotNull(testBeForwardBlog);
Assert.IsFalse(testBeForwardBlog.IsDeleted);
Assert.AreEqual(testBeForwardBlog.Content, "testIncludeContentBeForwardBlog");
Assert.AreEqual(testBeForwardBlog.BlogXContents.Count, 6);
Assert.IsTrue(testBeForwardBlog.BlogXContents.Any(x => x.BlogID == testBeForwardBlog.ID && x.Content.ContentPath == "testPhotoContentPath" && x.Content.Type == ContentType.Photo));
//forward the blog.
contentIds = new List<long>();
Content video = new Content()
{
ContentPath = "testVideoContentPath",
ContentBinary = new byte[] { 1, 3, 5, 6, 99 },
Type = ContentType.Video,
MimeType = "jpg"
};
contentHandler.Add(video);
contentHandler.SaveChanges();
contentIds.Add(video.ID);
Blog testIncludeContentForwardBlog = await blogHandler.CreateBlogAsync(testPerson.ID, "testIncludeContentForwardBlog", BlogInfoAccessInfo.All, attachContentIds: contentIds, forwardBlogId: testBeForwardBlog.ID);
Blog testForwardBlogIncludeContent = await blogHandler.GetByIdAsync(testIncludeContentForwardBlog.ID);
Assert.IsNotNull(testForwardBlogIncludeContent);
Assert.IsFalse(testForwardBlogIncludeContent.IsDeleted);
Assert.AreEqual(testForwardBlogIncludeContent.Content, "testIncludeContentForwardBlog");
Assert.AreEqual(testForwardBlogIncludeContent.BlogXContents.Count, 1);
Assert.IsTrue(testForwardBlogIncludeContent.BlogXContents.Any(x => x.BlogID == testForwardBlogIncludeContent.ID && x.Content.ContentPath == "testVideoContentPath" && x.Content.Type == ContentType.Video));
Assert.AreEqual(testForwardBlogIncludeContent.NewBlogXBlogs.Count, 1);
Assert.IsNotNull(testForwardBlogIncludeContent.NewBlogXBlogs.First().NewBlog);
Assert.IsNotNull(testForwardBlogIncludeContent.NewBlogXBlogs.First().BaseBlog);
Assert.AreEqual(testForwardBlogIncludeContent.NewBlogXBlogs.First().NewBlog.Content, "testIncludeContentForwardBlog");
Assert.AreEqual(testForwardBlogIncludeContent.NewBlogXBlogs.First().BaseBlog.Content, "testIncludeContentBeForwardBlog");
Assert.AreEqual(testForwardBlogIncludeContent.NewBlogXBlogs.First().NewBlog.BlogXContents.Count, 1);
Assert.AreEqual(testForwardBlogIncludeContent.NewBlogXBlogs.First().BaseBlog.BlogXContents.Count, 6);
foreach (var newBlogContent in testForwardBlogIncludeContent.NewBlogXBlogs.First().NewBlog.BlogXContents)
{
Assert.AreEqual(newBlogContent.Blog.ID, testForwardBlogIncludeContent.ID);
Assert.AreEqual(newBlogContent.Content.ContentPath, "testVideoContentPath");
Assert.AreEqual(newBlogContent.Content.ContentBinary, new byte[] { 1, 3, 5, 6, 99 });
}
foreach (var baseBlogContent in testForwardBlogIncludeContent.NewBlogXBlogs.First().BaseBlog.BlogXContents)
{
Assert.AreEqual(baseBlogContent.Blog.ID, testBeForwardBlog.ID);
Assert.AreEqual(baseBlogContent.Content.ContentPath, "testPhotoContentPath");
Assert.AreEqual(baseBlogContent.Content.ContentBinary, new byte[] { 12, 3, 4, 5, 7 });
}
}
}
/// <summary>
/// 发表一篇Blog
/// </summary>
/// <param name="personId">PersonID</param>
/// <param name="content">Blog的内容</param>
/// <param name="attachContents">Blog的附件</param>
/// <param name="accessInfo">Blog的访问控制</param>
/// <param name="groupId">当Blog的访问控制为群可见则需要指定GroupID</param>
/// <param name="forwardBlogId">转发的BlogID</param>
/// <returns></returns>
public async Task<Blog> CreateBlogAsync(long personId, string content, BlogInfoAccessInfo accessInfo, long? groupId = null, List<long> attachContentIds = null, long? forwardBlogId = null)
{
using(var dbTransaction = _dbContext.Database.BeginTransaction())
{
try
{
BlogAccessControlHandler bacHandler = new BlogAccessControlHandler(_dbContext);
//1. 创建Blog对象并保存。
Blog blog = new Blog()
{
PersonID = personId,
Content = content,
IsDeleted = false
};
this.Add(blog);
await SaveChangesAsync();
//2. 判断是否有附件，有则建立与Blog的关联。
if (attachContentIds != null && attachContentIds.Count > 0)
{
ContentHandler contentHandler = new ContentHandler(_dbContext);
BlogXContentHandler bxcHandler = new BlogXContentHandler(_dbContext);
#region 检查attachContent集合。
List<Content> attachContents = await contentHandler.Fetch(x => attachContentIds.Contains(x.ID)).ToListAsync();
bool isDifferentType = attachContents.Select(x => x.Type).Distinct().Count() > 1;
if(isDifferentType)
{
throw new DisplayableException("不能发不同类型内容的Blog");
}
int photoCount = attachContents.Count(x => x.Type == ContentType.Photo);
int musicCount = attachContents.Count(x => x.Type == ContentType.Music);
int videoCount = attachContents.Count(x => x.Type == ContentType.Video);
if(photoCount > 6)
{
throw new DisplayableException("发表图片不能超过6张");
}
if (musicCount > 1)
{
throw new DisplayableException("发表音乐不能超过1首");
}
if (videoCount > 1)
{
throw new DisplayableException("发表视频不能超过1个");
}
#endregion
foreach (var attachContentId in attachContentIds)
{
BlogXContent bxc = new BlogXContent()
{
BlogID = blog.ID,
ContentID = attachContentId
};
bxcHandler.Add(bxc);
}
await SaveChangesAsync();
}
//3. 判断当前是否转发Blog，是则建立转发Blog与新Blog的关联。
if(forwardBlogId.HasValue)
{
//3.1 判断ForwardBlog是否存在。
Blog forwardBlog = await GetByIdAsync(forwardBlogId);
if(forwardBlog == null || forwardBlog.IsDeleted)
{
throw new DisplayableException("该Blog不存在或者已经被删除");
}
//3.2 判断ForwardBlog是否转发了Blog，如果是则关联2条Blog，否则只关联当前要转发的Blog。
BlogXBlogHandler bxbHandler = new BlogXBlogHandler(_dbContext);
BlogXBlog blogXblog = new BlogXBlog();
blogXblog.NewBlogID = blog.ID;
blogXblog.BaseBlogID = forwardBlog.ID;
blogXblog.IsBase = false;
//3.3 判断ForwardBlog是否有转发Blog。
Blog baseBlog = await bxbHandler.GetBaseBlogByBlogIdAsync(forwardBlog.ID);
if(baseBlog == null)
{
blogXblog.IsBase = true;
}
else
{
BlogXBlog baseBlogXblog = new BlogXBlog();
baseBlogXblog.NewBlogID = blog.ID;
baseBlogXblog.BaseBlogID = baseBlog.ID;
baseBlogXblog.IsBase = true;
bxbHandler.Add(baseBlogXblog);
}
bxbHandler.Add(blogXblog);
await SaveChangesAsync();
}
//4. 建立AccessControl访问控制。
BlogAccessControl blogAccessControl = new BlogAccessControl()
{
BlogID = blog.ID,
AccessLevel = accessInfo
};
bacHandler.Add(blogAccessControl);
await SaveChangesAsync();
//5. 判断如果访问控制为GroupOnly，则建立AccessControlXGroup关系。
if(accessInfo == BlogInfoAccessInfo.GroupOnly)
{
if(groupId == null)
{
throw new DisplayableException("未指定组");
}
BlogAccessControlXGroupHandler bacxgHandler = new BlogAccessControlXGroupHandler(_dbContext);
BlogAccessControlXGroup bacxg = new BlogAccessControlXGroup()
{
BlogAccessControlID = blogAccessControl.ID,
GroupID = (long)groupId
};
bacxgHandler.Add(bacxg);
await SaveChangesAsync();
}
dbTransaction.Commit();
return blog;
}
catch (Exception)
{
dbTransaction.Rollback();
throw;
}
}
}
public async Task Test_02_CreateBlogIncludeContentAsync()
{
using (KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
BlogHandler blogHandler = new BlogHandler(dbContext);
ContentHandler contentHandler = new ContentHandler(dbContext);
BlogXContentHandler bxcHandler = new BlogXContentHandler(dbContext);
GroupHandler groupHandler = new GroupHandler(dbContext);
BlogAccessControlHandler acHandler = new BlogAccessControlHandler(dbContext);
BlogAccessControlXGroupHandler acxgHandler = new BlogAccessControlXGroupHandler(dbContext);
List<long> contentIds = new List<long>();
Content content = new Content()
{
ContentPath = "testPath",
ContentBinary = new byte[] { 1, 3, 5 },
Type = ContentType.Photo,
MimeType = "jpg"
};
contentHandler.Add(content);
contentHandler.SaveChanges();
contentIds.Add(content.ID);
Stopwatch sw = Stopwatch.StartNew();
//1. test normal.
Blog testBlog = await blogHandler.CreateBlogAsync(testPerson.ID, "testBlog", BlogInfoAccessInfo.All, null, contentIds);
var time = sw.ElapsedMilliseconds;
Blog testBlog_1 = await blogHandler.GetByIdAsync(testBlog.ID);
BlogAccessControl testAC_1 = await acHandler.Fetch(x => x.BlogID == testBlog_1.ID).FirstOrDefaultAsync();
BlogXContent testBXC_1 = await bxcHandler.Fetch(x => x.BlogID == testBlog_1.ID).FirstOrDefaultAsync();
Content testContent_1 = testBXC_1.Content;
Assert.IsNotNull(testBlog_1);
Assert.IsNotNull(testAC_1);
Assert.IsNotNull(testBXC_1);
Assert.IsNotNull(testContent_1);
Assert.AreEqual(testBlog_1.PersonID, testPerson.ID);
Assert.AreEqual(testBlog_1.Content, "testBlog");
Assert.AreEqual(testAC_1.AccessLevel, BlogInfoAccessInfo.All);
Assert.AreEqual(testContent_1.ContentPath, "testPath");
Assert.AreEqual(testContent_1.ContentBinary, new byte[] { 1, 3, 5 });
//2. create test group object and test it.
contentIds = new List<long>();
Content content1 = new Content()
{
ContentPath = "testFilePathYesOrNo",
ContentBinary = new byte[] { 23, 31, 45, 78, 99 },
Type = ContentType.Video,
MimeType = "jpg"
};
contentHandler.Add(content1);
contentHandler.SaveChanges();
contentIds.Add(content1.ID);
Group testGroup = await groupHandler.CreateGroupAsync(testPerson.ID, "testGroup", GroupType.GroupList);
testBlog = await blogHandler.CreateBlogAsync(testPerson.ID, "testBlogGroupOnly", BlogInfoAccessInfo.GroupOnly, testGroup.ID, contentIds);
Blog testBlog_2 = await blogHandler.GetByIdAsync(testBlog.ID);
BlogAccessControl testAC_2 = await acHandler.Fetch(x => x.BlogID == testBlog_2.ID).FirstOrDefaultAsync();
BlogAccessControlXGroup testACXG_2 = await acxgHandler.Fetch(x => x.GroupID == testGroup.ID && x.BlogAccessControlID == testAC_2.ID).FirstOrDefaultAsync();
BlogXContent testBXC_2 = await bxcHandler.Fetch(x => x.BlogID == testBlog_2.ID).FirstOrDefaultAsync();
Content testContent_2 = testBXC_2.Content;
Assert.IsNotNull(testBlog_2);
Assert.IsNotNull(testAC_2);
Assert.IsNotNull(testACXG_2);
Assert.IsNotNull(testBXC_2);
Assert.IsNotNull(testContent_2);
Assert.AreEqual(testBlog_2.PersonID, testPerson.ID);
Assert.AreEqual(testBlog_2.Content, "testBlogGroupOnly");
Assert.AreEqual(testAC_2.AccessLevel, BlogInfoAccessInfo.GroupOnly);
Assert.AreEqual(testContent_2.ContentPath, "testFilePathYesOrNo");
Assert.AreEqual(testContent_2.ContentBinary, new byte[] { 23, 31, 45, 78, 99 });
Assert.AreEqual(testContent_2.Type, ContentType.Video);
}
using(KoalaBlogDbContext dbContext = new KoalaBlogDbContext())
{
BlogHandler blogHandler = new BlogHandler(dbContext);
ContentHandler contentHandler = new ContentHandler(dbContext);
BlogXContentHandler bxcHandler = new BlogXContentHandler(dbContext);
GroupHandler groupHandler = new GroupHandler(dbContext);
BlogAccessControlHandler acHandler = new BlogAccessControlHandler(dbContext);
BlogAccessControlXGroupHandler acxgHandler = new BlogAccessControlXGroupHandler(dbContext);
List<long> contentIds = new List<long>();
//3. create test group object but set BlogInfoAccessInfo other value.
Content content1 = new Content()
{
ContentPath = "testFilePathYesOrNo",
ContentBinary = new byte[] { 23, 31, 45, 78, 99 },
Type = ContentType.Video,
MimeType = "jpg"
};
contentHandler.Add(content1);
contentHandler.SaveChanges();
contentIds.Add(content1.ID);
Group testGroup_1 = await groupHandler.CreateGroupAsync(testPerson.ID, "testGroupWithTest", GroupType.GroupList);
Blog testBlog = await blogHandler.CreateBlogAsync(testPerson.ID, "testBlogNotSetGroupOnly", BlogInfoAccessInfo.MyselfOnly, testGroup_1.ID, contentIds);
Blog testBlog_3 = await blogHandler.GetByIdAsync(testBlog.ID);
BlogAccessControl testAC_3 = await acHandler.Fetch(x => x.BlogID == testBlog_3.ID).FirstOrDefaultAsync();
BlogAccessControlXGroup testACXG_3 = await acxgHandler.Fetch(x => x.GroupID == testGroup_1.ID && x.BlogAccessControlID == testAC_3.ID).FirstOrDefaultAsync();
BlogXContent testBXC_3 = await bxcHandler.Fetch(x => x.BlogID == testBlog_3.ID).FirstOrDefaultAsync();
Content testContent_3 = testBXC_3.Content;
Assert.IsNotNull(testBlog_3);
Assert.IsNotNull(testAC_3);
Assert.IsNotNull(testBXC_3);
Assert.IsNotNull(testContent_3);
//it expect null because BlogInfoAccessInfo is not GroupOnly.
Assert.IsNull(testACXG_3);
Assert.AreEqual(testBlog_3.PersonID, testPerson.ID);
Assert.AreEqual(testBlog_3.Content, "testBlogNotSetGroupOnly");
Assert.AreEqual(testAC_3.AccessLevel, BlogInfoAccessInfo.MyselfOnly);
Assert.AreEqual(testContent_3.ContentPath, "testFilePathYesOrNo");
Assert.AreEqual(testContent_3.ContentBinary, new byte[] { 23, 31, 45, 78, 99 });
Assert.AreEqual(testContent_3.Type, ContentType.Video);
//4. create multiple content and test it.
contentIds = new List<long>();
for (int i = 0; i < 3; i++)
{
Content c = new Content()
{
ContentPath = "testMultiplePath",
ContentBinary = new byte[] { 12, 3, 4, 5, 7 },
Type = ContentType.Video,
MimeType = "jpg"
};
contentHandler.Add(c);
contentHandler.SaveChanges();
contentIds.Add(c.ID);
}
bool isChecked = false;
try
{
Blog testBlog_MultipleContent_1 = await blogHandler.CreateBlogAsync(testPerson.ID, "testBlogMultipleContent1", BlogInfoAccessInfo.MyselfOnly, testGroup_1.ID, contentIds);
}
catch (Exception ex)
{
isChecked = true;
Assert.AreEqual(ex.GetType(), typeof(DisplayableException));
Assert.AreEqual(ex.Message, "发表视频不能超过1个");
}
Assert.IsTrue(isChecked);
//5. create multiple content but different type and test it.
contentIds = new List<long>();
Content cPhoto = new Content()
{
ContentPath = "testMultiplePath",
ContentBinary = new byte[] { 12, 3, 4, 5, 7 },
Type = ContentType.Photo,
MimeType = "jpg"
};
Content cMusic = new Content()
{
ContentPath = "testMultiplePath",
ContentBinary = new byte[] { 12, 3, 4, 5, 7 },
Type = ContentType.Photo,
MimeType = "jpg"
};
Content cVideo = new Content()
{
ContentPath = "testMultiplePath",
ContentBinary = new byte[] { 12, 3, 4, 5, 7 },
Type = ContentType.Video,
MimeType = "jpg"
};
contentHandler.Add(cPhoto);
contentHandler.Add(cMusic);
contentHandler.Add(cVideo);
contentHandler.SaveChanges();
contentIds.Add(cPhoto.ID);
contentIds.Add(cMusic.ID);
contentIds.Add(cVideo.ID);
isChecked = false;
try
{
Blog testBlog_MultipleContent_2 = await blogHandler.CreateBlogAsync(testPerson.ID, "testBlogMultipleContent1", BlogInfoAccessInfo.MyselfOnly, testGroup_1.ID, contentIds);
}
catch (Exception ex)
{
isChecked = true;
Assert.AreEqual(ex.GetType(), typeof(DisplayableException));
Assert.AreEqual(ex.Message, "不能发不同类型内容的Blog");
}
Assert.IsTrue(isChecked);
//6. create some photo content and test it.
contentIds = new List<long>();
for (int i = 0; i < 6; i++)
{
Content photo = new Content()
{
ContentPath = "testPhotoContentPath",
ContentBinary = new byte[] { 12, 3, 4, 5, 7 },
Type = ContentType.Photo,
MimeType = "jpg"
};
contentHandler.Add(photo);
contentHandler.SaveChanges();
contentIds.Add(photo.ID);
}
Group testGroup_2 = await groupHandler.CreateGroupAsync(testPerson.ID, "testGroupWithTest", GroupType.GroupList);
Blog testBlog_MultiplePhoto_3 = await blogHandler.CreateBlogAsync(testPerson.ID, "testBlogMultiplePhoto", BlogInfoAccessInfo.GroupOnly, testGroup_2.ID, contentIds);
Blog testPhotoBlog = await blogHandler.GetByIdAsync(testBlog_MultiplePhoto_3.ID);
BlogAccessControl testPhotoAC = await acHandler.Fetch(x => x.BlogID == testPhotoBlog.ID).FirstOrDefaultAsync();
BlogAccessControlXGroup testPhotoACXG = await acxgHandler.Fetch(x => x.GroupID == testGroup_2.ID && x.BlogAccessControlID == testPhotoAC.ID).FirstOrDefaultAsync();
List<BlogXContent> testPhotoBXC = await bxcHandler.Fetch(x => x.BlogID == testPhotoBlog.ID).ToListAsync();
Assert.IsFalse(testPhotoBlog.IsDeleted);
Assert.IsNotNull(testPhotoBlog);
Assert.IsNotNull(testPhotoAC);
Assert.IsNotNull(testPhotoACXG);
Assert.IsNotNull(testPhotoBXC);
Assert.AreEqual(testPhotoBXC.Count, 6);
Assert.AreEqual(testPhotoBlog.PersonID, testPerson.ID);
Assert.AreEqual(testPhotoBlog.Content, "testBlogMultiplePhoto");
Assert.AreEqual(testPhotoAC.AccessLevel, BlogInfoAccessInfo.GroupOnly);
foreach (var photoBXC in testPhotoBXC)
{
Assert.IsNotNull(photoBXC.Content);
Assert.AreEqual(photoBXC.Content.Type, ContentType.Photo);
Assert.AreEqual(photoBXC.Content.ContentPath, "testPhotoContentPath");
Assert.AreEqual(photoBXC.Content.ContentBinary, new byte[] { 12, 3, 4, 5, 7 });
}
}
}
/// <summary>
/// 获取当前用户关注的人Blog
/// </summary>
/// <param name="personId">用户ID</param>
/// <param name="groupId">组ID</param>
/// <returns></returns>
public async Task<List<Blog>> GetBlogsAsync(long personId, long? groupId = null, int pageIndex = 1, int pageSize = int.MaxValue)
{
PersonHandler perHandler = new PersonHandler(_dbContext);
GroupHandler groupHandler = new GroupHandler(_dbContext);
BlogAccessControlHandler acHandler = new BlogAccessControlHandler(_dbContext);
//1. 获取当前用户Person实体，并加载正在关注列表。
Person per = await perHandler.Include(x => x.MyFollowingPersons).SingleOrDefaultAsync(x => x.ID == personId);
if(per == null)
{
throw new DisplayableException("该用户不存在");
}
//2. 获取组成员或者已关注的用户ID集合，若指定了GroupID，则获取组里成员ID集合，反则获取已关注的人ID集合。
List<long> perIds = new List<long>();
if(groupId.HasValue)
{
Group normalGroup = await groupHandler.Include(x => x.GroupMembers).SingleOrDefaultAsync(x => x.ID == groupId);
if(normalGroup != null)
{
if(normalGroup.PersonID != personId)
{
throw new DisplayableException("该组不属于此用户");
}
//2.1 获取指定Group的用户ID集合。
if(normalGroup.GroupMembers.Count > 0)
{
perIds = normalGroup.GroupMembers.Select(x => x.PersonID).ToList();
}
}
}
else
{
//2.2 获取当前用户已关注的用户ID集合。
perIds = per.MyFollowingPersons.Select(x => x.FollowingID).ToList();
}
//2.3 加上当前用户的ID，提供查询当前用户的Blog。
perIds.Add(personId);
//3. 获取当前用户屏蔽名单Group。
Group shieldGroup = await groupHandler.Include(x => x.GroupMembers).SingleOrDefaultAsync(x => x.PersonID == personId && x.Type == GroupType.ShieldList);
if (shieldGroup != null && shieldGroup.GroupMembers.Count > 0)
{
List<long> shieldListIds = shieldGroup.GroupMembers.Select(x => x.PersonID).ToList();
//3.1 过滤屏蔽名单上的用户，不加载屏蔽名单上用户的Blog。
perIds = perIds.Except(shieldListIds).ToList();
}
//4. 获取过滤后的用户ID集合的Blog列表，以创建时间降序排序。
List<Blog> blogs = await Fetch(x => perIds.Contains(x.PersonID) && !x.IsDeleted).OrderByDescending(x => x.CreatedDate).Skip((pageIndex - 1) * pageSize).Take(pageSize).ToListAsync();
if(blogs.Count > 0)
{
//5.1 获取排除当前用户ID的BlogIDs集合。
List<long> blogListIds = blogs.Where(x => x.PersonID != personId).Select(x => x.ID).ToList();
//5.2 获取Blog列表的AccessControl(权限控制)列表，排除公开的权限控制。
List<BlogAccessControl> blogAccessControls = await acHandler.Fetch(x => blogListIds.Contains(x.BlogID) && x.AccessLevel != BlogInfoAccessInfo.All).ToListAsync();
foreach (var blogAccessControl in blogAccessControls)
{
Blog acBlog = blogs.Single(x => x.ID == blogAccessControl.BlogID);
//5.3 如果权限控制为仅自己可见，且发表Blog的用户ID不等于当前用户ID，则过滤掉此Blog。
if (blogAccessControl.AccessLevel == BlogInfoAccessInfo.MyselfOnly)
{
blogs.Remove(acBlog);
}
//5.4 如果权限控制为群可见，判断此群的人员名单是否包含当前用户，没有则过滤此Blog。
else if (blogAccessControl.AccessLevel == BlogInfoAccessInfo.GroupOnly)
{
BlogAccessControlXGroupHandler acxgHandler = new BlogAccessControlXGroupHandler(_dbContext);
BlogAccessControlXGroup acxGroup = await acxgHandler.Include(x => x.Group, x => x.Group.GroupMembers).SingleOrDefaultAsync(x => x.BlogAccessControlID == blogAccessControl.ID);
if (acxGroup != null)
{
bool isInGroupMember = false;
if (acxGroup.Group != null && acxGroup.Group.GroupMembers.Count > 0)
{
isInGroupMember = acxGroup.Group.GroupMembers.Select(x => x.PersonID).Any(x => x == personId);
}
if (!isInGroupMember)
{
blogs.Remove(acBlog);
}
}
}
//5.5 如果权限控制为朋友圈可见，判断当前用户是否与互相关注(Friends)，如果不是则过滤此Blog。
else if (blogAccessControl.AccessLevel == BlogInfoAccessInfo.FriendOnly)
{
PersonXPersonHandler pxpHandler = new PersonXPersonHandler(_dbContext);
bool isFriend = await pxpHandler.IsFriendAsync(personId, acBlog.PersonID);
if (!isFriend)
{
blogs.Remove(acBlog);
}
}
}
}
return blogs;
}
