public IActionResult OnPostDeletePic(int PictureId)
{
Data.ArticlePicture articlePicture = _context.ArticlePicture.Find(PictureId);
var status = "fail";
if (articlePicture != null)
{
_context.ArticlePicture.Remove(articlePicture);
_context.SaveChanges();
status = "#image" + PictureId;
return(new JsonResult(status));
}
return(new JsonResult(status));
}
public IActionResult OnPostAddPic(List <IFormFile> UploadImages, string UploadCaptions)
{
var artId = ArticleId;
if (UploadCaptions == null)
{
var error = "Please enter captions";
return(new JsonResult(error));
}
if (UploadImages.Count == 0)
{
var error = "No Images Selected";
return(new JsonResult(error));
}
var captionArray = UploadCaptions.Split(";");
if (UploadImages.Count != captionArray.Count())
{
var error = "Missing Captions";
return(new JsonResult(error));
}
foreach (var item in captionArray)
{
if (item == null || item == "" || item == " ")
{
var error = "Empty Caption Found";
return(new JsonResult(error));
}
}
var i = 0;
foreach (var upFile in UploadImages)
{
if (upFile != null || upFile.ContentType.ToLower().StartsWith("image/"))
{
MemoryStream ms = new MemoryStream();
upFile.OpenReadStream().CopyTo(ms);
System.Drawing.Image image = System.Drawing.Image.FromStream(ms);
Data.ArticlePicture upArticlePicture = new Data.ArticlePicture()
{
ArticleId = artId,
ArticlePictureCaption = captionArray[i],
ArticlePictureBytes = ms.ToArray()
};
_context.ArticlePicture.Add(upArticlePicture);
}
i++;
}
_context.SaveChanges();
List <Data.ArticlePicture> articlePictures = _context.ArticlePicture.Where(a => a.ArticleId == artId).ToList();
var returnImages = new List <ReturnImage>();
foreach (var item in articlePictures)
{
var temp = new ReturnImage
{
Base64Str = Convert.ToBase64String(item.ArticlePictureBytes),
PictureId = item.ArticlePictureId
};
returnImages.Add(temp);
}
return(new JsonResult(returnImages));
}
public async Task <IActionResult> OnPostAsync(List <IFormFile> upFiles, ICollection <string> vals, ICollection <int> valIds)
{
if (upFiles == null || valIds == null || vals == null)
{
ViewData["CategoryId"] = new SelectList(_context.Set <Data.Category>(), "CategoryId", "CategoryName");
parameters = FindFirstParams();
CheckArticleContent();
ViewData["ImageCheck"] = false;
return(Page());
}
else if (!ModelState.IsValid)
{
ViewData["CategoryId"] = new SelectList(_context.Set <Data.Category>(), "CategoryId", "CategoryName");
CheckArticleContent();
parameters = FindFirstParams();
return(Page());
}
if (vals.Contains(null))
{
ViewData["CategoryId"] = new SelectList(_context.Set <Data.Category>(), "CategoryId", "CategoryName");
CheckArticleContent();
parameters = FindFirstParams();
ViewData["ValError"] = "Please fill all the parameter inputs";
return(Page());
}
string[] captionList = ArticlePictures.ArticlePictureCaption.Split(";");
if (upFiles.Count != captionList.Count())
{
ViewData["CategoryId"] = new SelectList(_context.Set <Data.Category>(), "CategoryId", "CategoryName");
parameters = FindFirstParams();
CheckArticleContent();
ViewData["CaptionError"] = "Please enter caption for each image seperated by `;`";
return(Page());
}
foreach (var item in captionList)
{
if (item == null || item == "" || item == " ")
{
ViewData["CategoryId"] = new SelectList(_context.Set <Data.Category>(), "CategoryId", "CategoryName");
ViewData["CaptionError"] = "Empty or Missing Caption Detected, Please enter caption for each image seperated by `;`";
CheckArticleContent();
parameters = FindFirstParams();
return(Page());
}
}
_context.Article.Add(Article);
await _context.SaveChangesAsync();
var user2 = await _userManager.GetUserAsync(User);
logger.Info("{user} created article {article} - carrying id {id} on {date}", user2.Email, Article.ArticleName, Article.ArticleId, DateTime.Now);
var articleId = Article.ArticleId;
var counter = 0;
foreach (var upFile in upFiles)
{
if (upFile != null || upFile.ContentType.ToLower().StartsWith("image/"))
{
MemoryStream ms = new MemoryStream();
upFile.OpenReadStream().CopyTo(ms);
System.Drawing.Image image = System.Drawing.Image.FromStream(ms);
Data.ArticlePicture upArticlePicture = new Data.ArticlePicture()
{
ArticleId = articleId,
ArticlePictureCaption = captionList[counter++],
ArticlePictureBytes = ms.ToArray()
};
_context.ArticlePicture.Add(upArticlePicture);
}
}
await _context.SaveChangesAsync();
for (int i = 0; i < vals.Count; i++)
{
Data.ArticleParameter articleParameter = new Data.ArticleParameter()
{
ArticleId = articleId,
ParameterId = valIds.ElementAt(i),
ParameterVal = vals.ElementAt(i)
};
_context.ArticleParameter.Add(articleParameter);
}
await _context.SaveChangesAsync();
return(RedirectToPage("../Articles"));
}
