private string CopyTemporaryFiles(ISaveRequestHandler handler,
UploadedFile[] oldFileList, UploadedFile[] newFileList, FilesToDelete filesToDelete)
{
foreach (var file in newFileList)
{
var filename = file.Filename.Trim();
if (oldFileList.Any(x => String.Compare(x.Filename.Trim(), filename, StringComparison.OrdinalIgnoreCase) == 0))
{
continue;
}
if (!filename.ToLowerInvariant().StartsWith("temporary/"))
{
throw new InvalidOperationException("For security reasons, only temporary files can be used in uploads!");
}
ImageUploadBehavior.CheckUploadedImageAndCreateThumbs(attr, ref filename);
var idField = (Field)(((IIdRow)handler.Row).IdField);
var copyResult = uploadHelper.CopyTemporaryFile(filename, idField.AsObject(handler.Row), filesToDelete,
s => ImageUploadBehavior.ProcessReplaceFields(s, this.replaceFields, handler));
if (!attr.SubFolder.IsEmptyOrNull())
{
copyResult.DbFileName = copyResult.DbFileName.Substring(attr.SubFolder.Length + 1);
}
file.Filename = copyResult.DbFileName;
}
return(JSON.Stringify(newFileList));
}
public bool ActivateFor(Row row)
{
if (ReferenceEquals(null, Target))
{
return(false);
}
attr = Target.GetAttribute <ImageUploadEditorAttribute>();
if (attr == null || attr.DisableDefaultBehavior || attr.EditorType != "MultipleImageUpload")
{
return(false);
}
if (!(Target is StringField))
{
throw new ArgumentException(String.Format(
"Field '{0}' on row type '{1}' has a UploadEditor attribute but it is not a String field!",
Target.PropertyName ?? Target.Name, row.GetType().FullName));
}
if (!(row is IIdRow))
{
throw new ArgumentException(String.Format(
"Field '{0}' on row type '{1}' has a UploadEditor attribute but Row type doesn't implement IIdRow!",
Target.PropertyName ?? Target.Name, row.GetType().FullName));
}
var format = attr.FilenameFormat;
if (format == null)
{
format = row.GetType().Name;
if (format.EndsWith("Row"))
{
format = format.Substring(0, format.Length - 3);
}
format += "/~";
}
this.fileNameFormat = format.Replace("~", SplittedFormat);
this.replaceFields = ImageUploadBehavior.ParseReplaceFields(this.fileNameFormat, row, Target);
this.uploadHelper = new UploadHelper((attr.SubFolder.IsEmptyOrNull() ? "" : (attr.SubFolder + "/")) + (this.fileNameFormat));
return(true);
}
private CopyTemporaryFileResult CopyTemporaryFile(ISaveRequestHandler handler, FilesToDelete filesToDelete)
{
var fileName = (StringField)Target;
var newFilename = fileName[handler.Row] = fileName[handler.Row].TrimToNull();
CheckUploadedImageAndCreateThumbs(attr, ref newFilename);
var idField = (Field)(((IIdRow)handler.Row).IdField);
var copyResult = uploadHelper.CopyTemporaryFile(newFilename, idField.AsObject(handler.Row), filesToDelete,
s => ImageUploadBehavior.ProcessReplaceFields(s, this.replaceFields, handler.Row));
if (!attr.SubFolder.IsEmptyOrNull())
{
copyResult.DbFileName = copyResult.DbFileName.Substring(attr.SubFolder.Length + 1);
}
return(copyResult);
}
