public IActionResult UpdateArticle(ArticleModel model)
{
if (ModelState.IsValid)
{
using (var db = new FusekiContext())
{
var article = db.Articles
.Include(aa => aa.Tags)
.First(el => el.Id == model.Id);
//allow extended chars in title. But links and finding will strip them.
article.Title = model.Title;
var normalized = Renderer.Normalize(model.Body);
article.Body = normalized;
var now = DateTime.Now;
article.Updated = now;
if (article.Created == DateTime.MinValue)
{
article.Created = now;
}
//rectify tags.
var empty = new List <string>();
var tags = model.Tags?.Split(",").Select(el => el.Trim()) ?? new string[0];
var newTagNames = tags
.Select(el => el.Trim())
.Where(ee => !string.IsNullOrWhiteSpace(ee))
.ToHashSet();
var existingTags = article.Tags.Select(el => el.Name).ToHashSet();
var todelete = existingTags.Except(newTagNames);
var toadd = newTagNames.Except(existingTags);
foreach (var bad in todelete)
{
var tag = db.Tags.Where(el => el.ArticleId == article.Id && el.Name == bad).First();
db.Remove(tag);
}
foreach (var good in toadd)
{
var tag = CreateTag(article, good);
db.Add(tag);
}
db.SaveChanges();
return(Redirect($"../{model.Title}"));
}
}
else
{
return(View());
}
}
public IActionResult SetTags(int id, string tagLine = "")
{
if (string.IsNullOrEmpty(tagLine))
{
tagLine = "";
}
var newTags = Helpers.TagLine2Tags(tagLine);
var didSomething = false;
var result = "";
using (var db = new FusekiContext())
{
var image = db.Images
.Include(el => el.ImageTags)
.FirstOrDefault(el => el.Id == id);
var exiTags = image.ImageTags ?? new List <ImageTag>();
//exiTags = new List<ImageTag>();
var toDelete = new List <ImageTag>();
foreach (var tag in newTags)
{
if (exiTags.FirstOrDefault(el => el.Name == tag) == null)
{
var newImageTag = new ImageTag();
newImageTag.Image = image;
newImageTag.Name = tag;
db.Add(newImageTag);
didSomething = true;
result += $"\ncreated new tag for image: {tag}";
}
}
foreach (var exiTag in exiTags)
{
if (newTags.FirstOrDefault(el => el == exiTag.Name) == null)
{
db.Remove(exiTag);
didSomething = true;
result += $"\nremoved old tag on image: {exiTag.Name}";
}
}
if (didSomething)
{
db.SaveChanges();
}
}
var arm = new ActionResultModel();
arm.NextLink = "/image/viewall";
arm.NextLinkDescription = "back to image list";
arm.SetResult(result);
return(View("ActionResult", arm));
}
public IActionResult CreateArticle()
{
using (var db = new FusekiContext())
{
var article = new Article();
var rnd = new System.Random();
article.Title = $"draft{rnd.Next(1000)}";
article.Body = "";
var a = db.Add(article);
db.SaveChanges();
return(Redirect($"article/edit/{a.Entity.Title}"));
}
}
public IActionResult Publish()
{
var model = new PublicationResultModel();
var publishResult = Publisher.Publish();
var publication = new Publication();
publication.ArticleCount = publishResult.Count;
publication.PublicationTime = DateTime.Now;
using (var db = new FusekiContext())
{
db.Add(publication);
db.SaveChanges();
}
model.Publication = publication;
ViewData["Title"] = $"PublicationResult";
return(View("PublicationResult", model));
}
public IActionResult RestoreImages()
{
var images = System.IO.Directory.GetFiles(PublishConfiguration.ImageSource).Select(el => el.Replace(PublishConfiguration.ImageSource, "").Replace("\\", ""));
using (var db = new FusekiContext())
{
foreach (var imagefn in images)
{
var exi = db.Images.FirstOrDefault(el => el.Filename == imagefn);
if (exi == null)
{
var image = new Image();
image.Filename = imagefn;
db.Add(image);
}
}
db.SaveChanges();
}
return(null);
}
public IActionResult UploadPost(UploadFileModel file, string tagLine)
{
//possibly accept the override filename
var filename = file.Image.FileName;
if (string.IsNullOrEmpty(file.Filename))
{
file.Filename = file.Filename.ToLower();
}
else
{
filename = file.Filename;
}
filename = CleanFilename(filename);
if (!ValidateImageExtension(filename))
{
var extFromImage = Path.GetExtension(file.Image.FileName);
if (ValidateImageExtension(extFromImage))
{
filename = filename + extFromImage;
}
else
{
throw new Exception("Invalid extension on filename" + filename);
}
}
var targetPath = $"{PublishConfiguration.ImageSource}/{filename}";
if (System.IO.File.Exists(targetPath))
{
throw new System.Exception("Already exists.");
}
using (var stream = System.IO.File.Create(targetPath))
{
file.Image.CopyTo(stream);
}
using (var db = new FusekiContext())
{
var image = new Image();
image.Filename = filename;
db.Add(image);
var tags = Helpers.TagLine2Tags(tagLine);
foreach (var tag in tags)
{
var t = new ImageTag();
t.Image = image;
t.Name = tag;
db.Add(t);
}
db.SaveChanges();
}
var arm = new ActionResultModel();
arm.NextLink = "/image/upload";
arm.NextLinkDescription = "Return to image upload";
arm.SetResult("Uploaded image");
return(View("ActionResult", arm));
}
public static void Process(string fp, bool published)
{
var lines = System.IO.File.ReadLines(fp);
if (!lines.Any())
{
return;
}
if (lines.Count() == 1)
{
return;
}
var title = lines.Skip(1)?.Take(1).First().Trim();
if (string.IsNullOrEmpty(title))
{
return;
}
using (var db = new FusekiContext())
{
var exi = db.Articles.FirstOrDefault(el => el.Title == title);
if (exi != null)
{
return;
}
var tagline = lines.Last();
while (string.IsNullOrEmpty(tagline))
{
lines = lines.Take(lines.ToList().Count - 1);
tagline = lines.Last();
}
if (!tagline.StartsWith("tags:"))
{
tagline = "tags:";
}
var tags = Helpers.TagLine2Tags(tagline.Split("tags:")[1]);
lines = lines.Skip(4);
lines = lines.Take(lines.ToList().Count - 1);
var now = DateTime.Now;
var article = new Article();
article.Title = title;
article.Body = string.Join("\n", lines);
article.Created = now;
article.Updated = now;
article.Published = published;
db.Add(article);
db.SaveChanges();
var articleEntity = db.Articles.First(el => el.Title == title);
foreach (var tagname in tags)
{
var tag = new Tag();
tag.Article = articleEntity;
tag.Name = tagname;
tag.Updated = now;
tag.Created = now;
db.Add(tag);
}
;
db.SaveChanges();
}
}
