public string GetPreview(Article article)
{
//delte html tags
string cleanArticle = Regex.Replace(article.ArticleText, @"<[\/]*[p|span|strong|em|strike|ul|ol|li|blockquote|a href=].*?>", string.Empty);
string preview = "";
for (int i = 0; i < cleanArticle.Length; i++)
{
// get first n symbols
if (i < previewSymbolsCount)
{
preview += cleanArticle[i];
}
else
{
break;
}
}
return preview;
}
private void AddArticle(Article article)
{
publications.Articles.Add(article);
publications.SaveChanges();
}
public void DropPublication(int id)
{
Article delArticle = new Article();
delArticle = publications.Articles.Find(id);
publications.Articles.Remove(delArticle);
publications.SaveChanges();
}
public void DeleteRestorePublication(int id)
{
Article delArticle = new Article();
delArticle = publications.Articles.Find(id);
delArticle.Deleted = !delArticle.Deleted;
publications.Entry(delArticle).State = EntityState.Modified;
publications.SaveChanges();
}
public void AddPublication(NewPublicationViewModel newPublication)
{
int articleId = newPublication.Id;
Article newArticle = new Article {ArticleTitle = newPublication.Title, ArticleText = newPublication.ArticleText };
if (articleId == 0)
{
AddArticle(newArticle);
articleId = publications.Articles.OrderByDescending(x => x.Id).First<Article>().Id;
}
else
{
newArticle.Id = articleId;
publications = new PublicationContext();
publications.Entry(newArticle).State = EntityState.Modified;
List<TagToArticle> curConnections = publications.TagToArticles.Where(x => x.ArticleId == articleId).Select(x => x).ToList();
foreach (TagToArticle curEntity in curConnections)
{
publications.TagToArticles.Remove(curEntity);
}
}
List<string> allTags = new List<string>();
if (newPublication.NewTags != null)
{
allTags = newPublication.NewTags.Split(splitSymbol).ToList<string>();
}
if (newPublication.SelectedTags != null)
{
foreach (int tagId in newPublication.SelectedTags)
{
allTags.Add(Tags.Where(x => x.Id == tagId).Select(x => x.TagName).FirstOrDefault());
}
}
foreach (string curTagName in allTags)
{
int tagId = GetTagId(curTagName);
publications.TagToArticles.Add(new TagToArticle { ArticleId = articleId, TagId = tagId });
}
publications.SaveChanges();
}