public async Task <IActionResult> OnPost(IFormFile image, IFormFile template, string guid, string title, string keywords, string description)
{
Template temp = this.context.Set <Template>().Where(t => t.DocumentLink.Equals(guid)).FirstOrDefault();
if (temp == null)
{
return(Redirect("/templates"));
}
string toDeleteImage = null, toDeleteDocument = null;
if (image != null)
{
LocalFile localFile = LocalFile.Create(image);
await azureFileController.UploadFile(FileType.Images, localFile.LocalPath, localFile.Stream);
toDeleteImage = temp.PreviewImageLink;
temp.PreviewImageLink = Path.GetFileName(localFile.LocalPath);
}
if (template != null)
{
LocalFile localFile = LocalFile.Create(template);
await azureFileController.UploadFile(FileType.Templates, localFile.LocalPath, localFile.Stream);
toDeleteDocument = temp.DocumentLink;
temp.DocumentLink = Path.GetFileName(localFile.LocalPath);
}
temp.Title = title;
temp.Description = description;
temp.Keywords = keywords;
await context.SaveChangesAsync();
if (!string.IsNullOrEmpty(toDeleteDocument))
{
try
{
await azureFileController.DeleteFile(FileType.Templates, toDeleteDocument);
} catch (Exception e) {
System.Diagnostics.Trace.TraceError(string.Format("Deleting old Document failed. Guid: {0}. Stack: {1}", toDeleteDocument, e.StackTrace));
}
}
if (!string.IsNullOrEmpty(toDeleteImage))
{
try
{
await azureFileController.DeleteFile(FileType.Images, toDeleteImage);
}
catch (Exception e)
{
System.Diagnostics.Trace.TraceError(string.Format("Deleting old Image failed. Guid: {0}. Stack: {1}", toDeleteImage, e.StackTrace));
}
}
return(OnGet(temp.ID.ToString()));
}
public async Task <IActionResult> OnPost(IFormFile image, IFormFile template, string title, string keywords, string description)
{
string userEmail = this.HttpContext.User.Identity.Name;
if (string.IsNullOrEmpty(userEmail))
{
return(Redirect("~/login"));
}
this.CurrentUser = _context.Set <User>().Where(entry => entry.Email.Equals(userEmail)).FirstOrDefault();
if (this.CurrentUser == null)
{
return(Redirect("~/login"));
}
else
{
if (!acceptableImageExtensions.Contains(Path.GetExtension(image.FileName)))
{
this.Error = "Only JPG and PNG images can be uploaded at this time.";
return(Page());
}
if (!acceptableTemplateExtensions.Contains(Path.GetExtension(template.FileName)))
{
this.Error = "Only DOCX files can be uploaded at this time.";
return(Page());
}
Template toAdd = new Template()
{
UploadDate = DateTime.UtcNow,
Title = title,
UserID = this.CurrentUser.ID,
Keywords = keywords,
Description = description
};
LocalFile localFile = LocalFile.Create(template);
try
{
await azureFileController.UploadFile(FileType.Templates, localFile.LocalPath, localFile.Stream);
}
catch (Exception e)
{
this.Error = "Something bad happened during uploading... Please try again later.";
System.Diagnostics.Trace.TraceError("Error during uploading:" + e.ToString());
await azureFileController.DeleteFile(FileType.Templates, Path.GetFileName(localFile.LocalPath));
return(Page());
}
toAdd.DocumentLink = Path.GetFileName(localFile.LocalPath);
LocalFile localFile2 = LocalFile.Create(image);
try
{
await azureFileController.UploadFile(FileType.Images, localFile2.LocalPath, localFile2.Stream);
}
catch (Exception e)
{
this.Error = "Something bad happened during uploading... Please try again later.";
System.Diagnostics.Trace.TraceError("Error during uploading:" + e.ToString());
// won't save record, need to clean up AzureFileStorage
await azureFileController.DeleteFile(FileType.Images, Path.GetFileName(localFile2.LocalPath));
await azureFileController.DeleteFile(FileType.Templates, toAdd.DocumentLink);
return(Page());
}
toAdd.PreviewImageLink = Path.GetFileName(localFile2.LocalPath);
this.CurrentUser.Templates.Add(toAdd);
_context.SaveChangesAsync().Wait();
return(Redirect("~/templates"));
}
}
