public async Task <ActionResult> Edit(HanEdit model)
{
var hg = _db.HanGroups.Include("blogs").Include("members").SingleOrDefault(m => m.HanGroupID == model.ID);
if (hg == null)
{
return(NotFound());
}
byte[] imgbtye = null;
if (model.HanImage != null)
{
imgbtye = Convert.FromBase64String(model.HanImage);
if (imgbtye.Length > 4194304)
{
ModelState.AddModelError("", "头像必须是图片，且小于4MB。");
}
}
if (ModelState.IsValid)
{
string[] newBlogIDstr = null;
if (model.blogIDs == null)
{
newBlogIDstr = new string[] { };
}
else
{
newBlogIDstr = model.blogIDs.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
}
var newBlogIDs = new List <int>(newBlogIDstr.Length);
foreach (var blogid in newBlogIDstr)
{
int id;
if (int.TryParse(blogid, out id))
{
newBlogIDs.Add(id);
}
}
var actual = _db.Blogs.Where(blog => newBlogIDs.Contains(blog.BlogID)).Select(blog => blog.BlogID).ToList();
if (actual.Count != newBlogIDs.Count)
{
newBlogIDs = newBlogIDs.Intersect(actual).ToList();
}
var blogIDs = hg.blogs.Select(h => h.BlogID);
var Members = hg.members.Select(h => h.Username);
string[] newmembers = null;
if (string.IsNullOrWhiteSpace(model.Members))
{
newmembers = new string[] { }
}
;
else
{
newmembers = model.Members.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
}
var errnames = string.Empty;
var errids = string.Empty;
var adminm = hg.members.Where(hm => hm.GroupLvl == 1).ToList();
var m = new List <HanGroupMember>();
if (imgbtye != null)
{
if (!string.IsNullOrEmpty(hg.Logo))
{
await _uploadUtil.DeleteFileAsync(hg.Logo);
}
hg.Logo = _uploadUtil.GenerateImageName(hg.GroupUri);
await _uploadUtil.saveImageAsync(imgbtye, hg.Logo);
}
hg.Intro = model.Intro;
hg.Title = model.Title;
var existnames = _udb.Users.Where(u => newmembers.Contains(u.UserName)).Select(u => u.UserName).ToList();
foreach (var n in newmembers)
{
var name = n.Trim();
if (existnames.Contains(name))
{
var member = new HanGroupMember();
member.HanGroupID = hg.HanGroupID;
member.Username = name;
member.GroupLvl = 2;
m.Add(member);
}
else
{
errnames += name + ',';
}
}
var comp = new HanGroupMemberComparer();
hg.members = adminm.Union(hg.members.Where(hm => hm.GroupLvl == 2).Intersect(m, comp).Union(m, comp), comp).ToList();
//member = Group1 Union newGroup2
var b = new List <HanGroupBlog>();
foreach (var blogid in newBlogIDs)
{
var blog = new HanGroupBlog();
blog.BlogID = blogid;
blog.HanGroupID = hg.HanGroupID;
b.Add(blog);
}
var comparer = new HanGroupBlogComparer();
hg.blogs = hg.blogs.Intersect(b, comparer).Union(b, comparer).ToList();
_db.SaveChanges();
return(Json(new { success = true }));
}
string error = string.Empty;
foreach (var err in ModelState.Values.SelectMany(v => v.Errors))
{
error += "<li>" + err.ErrorMessage + "</li>";
}
return(Json(new { success = false, err = "<ul>" + error + "</ul>" }));
}
public async Task <ActionResult> Edit([FromServices] HtmlSanitizerService sanitizerService, int id, BlogEdit blog, IFormFile[] files, bool setmain = false)
{
ViewBag.CategoryList = _catUtil.GetCategoryDropdown(blog.CategoryID);
ViewBag.id = id;
if (NolinkCategories == null || !NolinkCategories.Contains(blog.CategoryID))
{
if (blog.BlogLinks == null)
{
ModelState.AddModelError("", "链接地址不能为空");
return(View(blog));
}
else
{
blog.BlogLinks = blog.BlogLinks.Where(b => !string.IsNullOrWhiteSpace(b.url)).ToArray();
if (!BlogHelper.checkBlogLinks(blog.BlogLinks))
{
ModelState.AddModelError("", "链接地址不能为空，且不得包含javascript");
return(View(blog));
}
}
}
if (blog.Content == null || string.IsNullOrWhiteSpace(BlogHelper.removeAllTags(blog.Content)))
{
ModelState.AddModelError("", "内容不能为空或纯图片");
return(View(blog));
}
if (!_blogUtil.CheckAdmin())
{
blog.Content = sanitizerService.Sanitize(blog.Content);
}
if (ModelState.IsValid)
{
Blog originalblog = _db.Blogs.Find(id);
bool hasupload = false;
List <string> dellist = null;
List <string> newlist = null;
string thumb = null;
string newthumb = null;
string[] originalImglist = originalblog.ImagePath?.Split(';') ?? new string[] { };
string[] currentImglist = blog.ImagePath?.Split(';') ?? new string[] { };
int imgcount = currentImglist.Length;
bool[] uploadpos = null;
if (originalblog.option != null)
{
originalblog.option.MergeWith(_blogUtil, blog.Option);
}
else if (!blog.Option.OverrideOption(_blogUtil).IsDefault())
{
originalblog.option = blog.Option;
}
if (originalblog.IsLocalImg)
{
dellist = originalImglist.ToList();
thumb = dellist.First();
}
if (currentImglist.Length != 0) //item has local image & might or might not changed
{
// foreach name in current imglist, if orignal imglist does not contain the name,it is not valid
if (!currentImglist.All(n => originalImglist.Contains(n)))
{
ModelState.AddModelError("", "内部参数错误，请刷新重试");
return(View(blog));
}
// foreach name in orignial imglist, if current imglist does not contain the name,delete it
dellist = originalImglist.Except(currentImglist).ToList();
originalblog.ImagePath = blog.ImagePath;
}
if (files != null)
{
uploadpos = new bool[files.Length];
imgcount += files.Where(f => f != null).Count();
for (int i = 0; i < files.Length; i++)
{
var data = files[i];
if (data != null)
{
if (data.Length > 1048576 * 4 || !data.ContentType.Contains("image"))
{
ModelState.AddModelError("", "单个文件不得超过4MB，且必须是图片");
return(View(blog));
}
hasupload = true;
uploadpos[i] = true;
}
else
{
uploadpos[i] = false;
}
}
}
if (hasupload) // has upload file
{
try
{
newlist = await _uploadUtil.SaveImagesAsync(files, false);
}
catch (Exception e)
{
ModelState.AddModelError("", "保存图片时发生异常：(" + e.Message + ")。如多次出错，请汇报给管理员。");
return(View(blog));
}
if (newlist.Count < 1)
{
ModelState.AddModelError("", "图片服务器上传出错，请稍后再试。如多次出错，请汇报给管理员。");
return(View(blog));
}
int i = 0;
if (originalblog.IsLocalImg && setmain && files[0] != null && currentImglist.Length > 0)
{
List <string> updatedImgList = new List <string>(currentImglist);
updatedImgList.Insert(0, newlist[0]);
updatedImgList.AddRange(newlist.Skip(1));
originalblog.ImagePath = string.Join(";", updatedImgList);
blog.Content = BlogHelper.InsertImgPlaceholder(blog.Content);
i++;
}
else if (!originalblog.IsLocalImg)
{
originalblog.ImagePath = string.Join(";", newlist);
}
else
{
originalblog.ImagePath = string.Join(";", currentImglist.Concat(newlist));
}
blog.Content = BlogHelper.ReplaceNewImgPlaceholder(blog.Content, i, currentImglist.Length, uploadpos);
originalblog.IsLocalImg = true;
}
if (!originalblog.IsLocalImg || imgcount == 0) //no img no upload
{
string imgname = BlogHelper.getFirstImg(blog.Content);
if (imgname == null || imgname.Length < 5)
{
ModelState.AddModelError("", "请添加预览图！（上传或外链图片）");
blog.ImagePath = originalblog.ImagePath;
return(View(blog));
}
originalblog.ImagePath = imgname;
originalblog.IsLocalImg = false;
}
else
{
newthumb = originalblog.ImagePath.Split(';').ToList().First();
}
var mention = new MentionHandler(_udb);
blog.Content = mention.ParseMentions(blog.Content);
mention.SendMentionMsg(_msgUtil, originalblog.Author, originalblog.BlogTitle, Url.Action("Details", new { id = originalblog.BlogID }));
if (blog.Option != null && (originalblog.option != null || !blog.Option.IsDefault()))
{
originalblog.option = blog.Option;
}
// else image uploaded before and did not changed
string[] tags = TagUtil.SplitTags(blog.BlogTags);
List <Tag> updatedTags = null;
try
{
// Replace 【】（） with []()
originalblog.BlogTitle = blog.BlogTitle.ToSingleByteCharacterString();
originalblog.Content = BlogHelper.RemoveComments(blog.Content);
originalblog.CategoryID = blog.CategoryID;
originalblog.Links = Newtonsoft.Json.JsonConvert.SerializeObject(blog.BlogLinks);
if (blog.Option.NoApprove)
{
originalblog.isApproved = false;
}
else if (originalblog.isApproved == false)
{
originalblog.isApproved = null;
}
else if (originalblog.isApproved == null)
{
// Remove pending votes since the blog has changed.
var audits = _db.BlogAudits.Where(b => b.BlogID == originalblog.BlogID).ToList();
var lastDecision = audits.Where(ba => ba.AuditAction == BlogAudit.Action.Approve || ba.AuditAction == BlogAudit.Action.Deny).OrderByDescending(ba => ba.BlogVersion).FirstOrDefault();
int lastVersion = lastDecision == null ? 0 : lastDecision.BlogVersion;
_db.BlogAudits.RemoveRange(audits.Where(ba => ba.BlogVersion > lastVersion && (ba.AuditAction == BlogAudit.Action.VoteApprove || ba.AuditAction == BlogAudit.Action.VoteDeny)));
}
updatedTags = _tagUtil.SetTagsForBlog(originalblog.BlogID, tags, originalblog.Author);
originalblog.isHarmony = BlogHelper.BlogIsHarmony(_db, originalblog, HarmonySettings);
_db.SaveChanges();
}
catch
{
if (originalblog.IsLocalImg && newlist != null)
{
await _uploadUtil.DeleteFilesAsync(newlist);
}
throw;
}
if (dellist != null && dellist.Count > 0)
{
await _uploadUtil.DeleteFilesAsync(dellist);
}
if (thumb != null && thumb != newthumb && blog.IsLocalImg)
{
await _uploadUtil.DeleteFileAsync(thumb.Replace("/upload/", "/thumbs/"));
}
if (originalblog.IsLocalImg && thumb != newthumb)
{
await _uploadUtil.SaveThumbAsync(originalblog.ImagePath);
}
if (originalblog.Author != User.Identity.Name)
{
_adminUtil.log(User.Identity.Name, "editblog", originalblog.BlogID.ToString());
}
TriggerEditBlog(originalblog, updatedTags);
return(RedirectToAction("Details", new { id }));
}
return(View(blog));
}
public async Task <ActionResult> Edit(int id, TopicEdit etopic, [FromServices] HtmlSanitizerService sanitizerService)
{
etopic.LoadBlog(_db);
ViewBag.CategoryID = new SelectList(_catUtil.GetCategoryList(), "CategoryID", "CategoryName", etopic.CategoryID);
int ret = TagUtil.CheckBlogTag(etopic.TagName, 1);
if (ret != 0)
{
ModelState.AddModelError("", ret > 0 ? "专题标签只能有1个" : "标签不得超过20个字符");
}
else if (!_blogUtil.CheckAdmin())
{
etopic.Content = sanitizerService.Sanitize(etopic.Content);
}
else if (ModelState.IsValid)
{
var topic = _db.Topics.Find(id);
bool uploadsaved = false;
bool bannersaved = false;
var blogcurrent = _db.BlogsInTopics.Where(bi => bi.TopicID == id).ToList();
foreach (var blog in blogcurrent)
{
_db.BlogsInTopics.Remove(blog);
}
int i = 0;
foreach (var bid in etopic.BlogIDs.Distinct())
{
var b = etopic.Blogs.SingleOrDefault(bb => bb.BlogID == bid);
if (b == null)
{
ModelState.AddModelError("", "未找到ID编号为" + bid + "的资源");
return(View(topic));
}
var blogintopic = new BlogsInTopic {
blog = b, topic = topic, BlogOrder = i++
};
_db.BlogsInTopics.Add(blogintopic);
}
if (topic.tag.TagName != etopic.TagName)
{
var tag = _db.Tags.SingleOrDefault(t => t.TagName == etopic.TagName);
if (tag == null)
{
tag = new Tag {
TagName = etopic.TagName
};
}
topic.tag = tag;
}
try
{
var originalImage = topic.ImagePath;
var originalBanner = topic.BannerPath;
bool shouldDeleteOldImage = false;
bool shouldDeleteOldBanner = string.IsNullOrWhiteSpace(etopic.BannerPath);
if (etopic.TopicImage != null)
{
shouldDeleteOldImage = topic.isLocalImg;
topic.isLocalImg = true;
var imglist = await _uploadUtil.SaveImagesAsync(new IFormFile[] { etopic.TopicImage }, true);
if (imglist.Count < 1)
{
ModelState.AddModelError("", "保存图片时发生异常。请尝试转换图片格式后再次上传。如多次出错，请汇报给管理员。");
return(View(etopic));
}
topic.ImagePath = imglist[0];
uploadsaved = true;
}
else if (!topic.isLocalImg || (topic.isLocalImg && !etopic.IsLocalImg))
{
string imgname = BlogHelper.getFirstImg(etopic.Content);
if (imgname == null || imgname.Length < 5)
{
ModelState.AddModelError("", "请添加预览图！（上传或在文中外链图片）");
return(View(etopic));
}
shouldDeleteOldImage = !etopic.IsLocalImg;
topic.isLocalImg = false;
topic.ImagePath = imgname;
}
if (etopic.TopicBanner != null)
{
var imglist = await _uploadUtil.SaveImagesAsync(new IFormFile[] { etopic.TopicBanner }, false);
if (imglist.Count < 1)
{
ModelState.AddModelError("", "图片服务器上传出错，请尝试转换图片格式后再次上传。如多次出错，请汇报给管理员。");
return(View(topic));
}
shouldDeleteOldBanner = true;
bannersaved = true;
topic.BannerPath = imglist[0];
}
else
{
topic.BannerPath = etopic.BannerPath;
}
if (shouldDeleteOldBanner && !string.IsNullOrWhiteSpace(originalBanner))
{
await _uploadUtil.DeleteFileAsync(originalBanner);
}
if (shouldDeleteOldImage && !string.IsNullOrWhiteSpace(originalImage))
{
await _uploadUtil.DeleteFilesAsync(new[] { originalImage, originalImage.Replace("/upload/", "/thumbs/") });
}
topic.UpdateDate = DateTime.Now;
topic.TopicTitle = etopic.TopicTitle;
topic.CategoryID = etopic.CategoryID;
var mention = new MentionHandler(_udb);
topic.Content = mention.ParseMentions(BlogHelper.RemoveComments(etopic.Content));
mention.SendMentionMsg(_msgUtil, User.Identity.Name, etopic.TopicTitle, Url.Action("Details", new { id = topic.TopicID }));
_db.Entry(topic).State = EntityState.Modified;
_db.SaveChanges();
TriggerEditTopic(topic);
if (User.Identity.Name != topic.Author)
{
_adminUtil.log(User.Identity.Name, "edittopic", topic.TopicID.ToString());
}
}
catch
{
if (uploadsaved)
{
await _uploadUtil.DeleteFilesAsync(new[] { topic.ImagePath, topic.ImagePath.Replace("/upload/", "/thumbs/") });
}
if (bannersaved)
{
await _uploadUtil.DeleteFileAsync(topic.BannerPath);
}
throw;
}
return(RedirectToAction("Details", new { id }));
}
return(View(etopic));
}