protected void imgBtnUpload_Click(object sender, EventArgs e)
{
if (fileUpload1.HasFile) // CHECK IF ANY FILE HAS BEEN SELECTED.
{
if (fileUpload1.PostedFile.ContentLength >= SystemConstants.ImageLimitInByte())
{
lblUploadStatus.Text = "Maximum file size is 4MB.";
lblUploadStatus.ForeColor = Color.Red;
}
else
{
if (System.Text.RegularExpressions.Regex.IsMatch(fileUpload1.PostedFile.ContentType, "image/\\S+"))
{
string ext = fileUpload1.PostedFile.ContentType;
if (ext == "bmp" || ext == ".bmp")
{
lblUploadStatus.Text = ".bmp extension is not supported";
lblUploadStatus.ForeColor = Color.Red;
}
else
{
int iFailedCnt = 0;
string sFileName = Path.GetFileName(fileUpload1.FileName);
if (SizeUploaded <= SystemConstants.MaxActivityImageStorage)
{
Stream input = fileUpload1.PostedFile.InputStream;
byte[] buffer = new byte[input.Length];
using (MemoryStream ms = new MemoryStream())
{
int read;
while ((read = input.Read(buffer, 0, buffer.Length)) > 0)
{
ms.Write(buffer, 0, read);
}
if (isSupported)
{
UploadedTitle.Text = "Preview";
ProviderImagePreview.ImageUrl = "data:image/jpeg;base64," + Convert.ToBase64String(ms.ToArray());
}
else
{
ProviderImagePreview.Visible = false;
lblimageTitle.Visible = true;
lblimageTitle.Text = sFileName + " - " + SizeUploaded + "kb";
UploadedTitle.Text = "Uploaded Image";
}
hdnImageStream.Value = Convert.ToBase64String(ms.ToArray());
}
fileName = fileUpload1.FileName;
SizeUploaded = fileUpload1.PostedFile.ContentLength / 1024;
ImageUploaded += 1;
}
else
{
iFailedCnt += 1;
lblUploadStatus.Text += "</br><b>" + iFailedCnt + "</b> file could not be uploaded. Maximum Size per activity is" + SystemConstants.MaxActivityImageStorage + " Kb";
lblUploadStatus.ForeColor = Color.Red;
}
lblUploadStatus.Text = "Image uploaded.";
lblUploadStatus.ForeColor = ColorTranslator.FromHtml("#1B274F");
}
}
else
{
lblUploadStatus.Text = "Only image files are accepted."; lblUploadStatus.ForeColor = Color.Red;
}
}
}
else
{
lblUploadStatus.Text = "No files selected."; lblUploadStatus.ForeColor = Color.Red;
}
lblUploadStatus.Visible = true;
if (ImageUploaded > 0)
{
divUploadSuccessfull.Visible = true;
}
}
