public override Article CreateArticle(Category category, string owner,
string name, string title,
string description, string body)
{
using (TransactionScope transaction = new TransactionScope(mConfiguration))
{
ArticleDataStore articleStore = new ArticleDataStore(transaction);
if (articleStore.FindByName(name) != null)
throw new ArticleNameAlreadyExistsException(name);
CategoryDataStore dataStore = new CategoryDataStore(transaction);
dataStore.Attach(category);
Article article = new Article(category, name, owner, title, description, body);
article.Author = owner;
if (category.AutoApprove)
article.Approved = true;
articleStore.Insert(article);
transaction.Commit();
return article;
}
}
public async Task <ActionResult <int> > AddInAsync([FromRoute] Guid id, List <CommentUpdateDto> list, [FromServices] ArticleDataStore dependStore)
{
var depend = await dependStore.FindAsync(id);
if (depend == null)
{
return(NotFound("depend not exist"));
}
var newList = new List <Comment>();
list.ForEach(item =>
{
var newItem = new Comment()
{
Article = depend
};
newList.Add(newItem.Merge(item));
});
return(await _store.BatchAddAsync(newList));
}
public override FileAttachment CreateFileAttachment(Article article, string name, string contentType, byte[] contentData)
{
FileAttachment attachment = new FileAttachment(article, name, contentType, contentData);
//Check attachment
if (attachment != null)
Attachment.FileHelper.CheckFile(attachment, article.Category.AttachExtensions, article.Category.AttachMaxSize);
using (TransactionScope transaction = new TransactionScope(mConfiguration))
{
ArticleDataStore dataStore = new ArticleDataStore(transaction);
dataStore.Attach(article);
FileAttachmentDataStore attachmentStore = new FileAttachmentDataStore(transaction);
attachmentStore.Insert(attachment);
transaction.Commit();
return attachment;
}
}
/// <summary>
/// Update the specified article. Increment the version if required.
/// </summary>
/// <param name="article"></param>
/// <param name="backupVersion">If true the previous article version is saved as a backup in the VersionedArticle and the current version is incremented.</param>
public override void UpdateArticle(Article article, bool backupVersion)
{
using (TransactionScope transaction = new TransactionScope(mConfiguration))
{
ArticleDataStore dataStore = new ArticleDataStore(transaction);
VersionedArticle versionedArticle = null;
if (backupVersion)
{
//Retrive the previous version (before saving the new instance) and save a versioned row
Article prevVersion = dataStore.FindByKey(article.Id);
if (prevVersion == null)
throw new ArticleNotFoundException(article.Id);
versionedArticle = new VersionedArticle(prevVersion);
VersionedArticleDataStore versionedStore = new VersionedArticleDataStore(transaction);
versionedStore.Insert(versionedArticle);
//Increment the current article version
article.IncrementVersion();
}
//flag the entity to be updated and attach the entity to the db
// I must use InsertOrUpdateCopy because if backupVersion = true there is already a
// persistent entity in the session and I must copy the values to this instance. The Update method in this case throw an exception
article = dataStore.InsertOrUpdateCopy(article);
transaction.Commit();
}
}
public override IList<Article> GetArticlesByOwner(Category category,
string owner, ArticleStatus status)
{
using (TransactionScope transaction = new TransactionScope(mConfiguration))
{
ArticleDataStore dataStore = new ArticleDataStore(transaction);
return dataStore.FindByCategoryAndOwner(category, owner, status);
}
}
public override Article GetArticleByName(string name, bool throwIfNotFound)
{
using (TransactionScope transaction = new TransactionScope(mConfiguration))
{
ArticleDataStore dataStore = new ArticleDataStore(transaction);
Article article = dataStore.FindByName(name);
if (article == null && throwIfNotFound)
throw new ArticleNotFoundException(name);
else if (article == null)
return null;
return article;
}
}
public override Article GetArticle(string id)
{
using (TransactionScope transaction = new TransactionScope(mConfiguration))
{
ArticleDataStore dataStore = new ArticleDataStore(transaction);
Article article = dataStore.FindByKey(id);
if (article == null)
throw new ArticleNotFoundException(id);
return article;
}
}
public override IList<Article> FindArticles(Filter<string> categoryName,
Filter<string> searchFor,
Filter<string> author,
Filter<string> owner,
Filter<string> tag,
DateTime? fromDate, DateTime? toDate,
ArticleStatus status,
PagingInfo paging)
{
using (TransactionScope transaction = new TransactionScope(mConfiguration))
{
ArticleDataStore dataStore = new ArticleDataStore(transaction);
return dataStore.FindByFields(categoryName, searchFor,
author, owner,
tag,
fromDate, toDate,
status,
paging);
}
}
public override void DeleteArticle(Article article)
{
using (TransactionScope transaction = new TransactionScope(mConfiguration))
{
ArticleDataStore dataStore = new ArticleDataStore(transaction);
dataStore.Delete(article.Id);
transaction.Commit();
}
}
