protected void btnAddNew_Click(object sender, EventArgs e)
{
var dirAvatarOriginal = AppEnv.UploadImagesOriginalDir;
const string dirAvatarNormal = AppEnv.UploadImagesNormalDir;
const string dirAvatarThumb = AppEnv.UploadImagesThumbDir;
var imgWidth = 0;
var imgHeight = 0;
double filesize = 0;
string fileAvatarPath = "", newfileAvatarName = "";
var info = new ImageInfo();
var imageCount = ContentImageDB.GetQuantityImageOfContent(_contentId);
if (txtFile.PostedFile.FileName.Length > 0)
{
//string fileAvatarName = Path.GetFileNameWithoutExtension(txtFile.PostedFile.FileName).Replace(" ", "_").Replace("#", "_");
newfileAvatarName = "image_" + _contentId + "_" + imageCount + txtFile.PostedFile.FileName.Substring(txtFile.PostedFile.FileName.LastIndexOf('.'));
var file4 = new FileInfo(Server.MapPath(AppEnv.UploadImagesNormalDir) + newfileAvatarName);
if (file4.Exists)
{
newfileAvatarName = "image_" + _contentId + "_" + imageCount + "_" + DateTime.Now.ToString("mmss") + txtFile.PostedFile.FileName.Substring(txtFile.PostedFile.FileName.LastIndexOf('.'));
}
txtFile.PostedFile.SaveAs(Server.MapPath(dirAvatarOriginal) + newfileAvatarName);
double filesizeb = txtFile.PostedFile.ContentLength;
filesize = filesizeb / 1024;
//thumbnail creation starts
// try
// {
// dinh dang width height mac dinh de scale
int smallWidth = ConvertUtility.ToInt32(AppEnv.ThumbWidth);;
int smallHeight = ConvertUtility.ToInt32(AppEnv.ThumbHeight);
int normalWidth = ConvertUtility.ToInt32(AppEnv.NormalWidth);
int normalHeight = ConvertUtility.ToInt32(AppEnv.NormalHeight);
double scalesmall = 0;
double scalenormal = 0;
string imageUrl = Server.MapPath(dirAvatarOriginal + newfileAvatarName); // xac dinh anh chuan bi thumbnail
Bitmap InputBitmap = new Bitmap(imageUrl); // tao anh bitmap
// xac dinh % de resize
imgWidth = InputBitmap.Width;
imgHeight = InputBitmap.Height;
if (smallHeight == 0)//InputBitmap.Height < InputBitmap.Width)
{
scalesmall = ((double)smallWidth) / InputBitmap.Width;
scalenormal = ((double)normalWidth) / InputBitmap.Width;
}
int newSmallWidth = 0;
int newSmallHeight = 0;
int newNormalWidth = 0;
int newNormalHeight = 0;
if (smallHeight == 0)
{
newSmallWidth = (int)(scalesmall * InputBitmap.Width);
newSmallHeight = (int)(scalesmall * InputBitmap.Height);
if (normalWidth < imgWidth)
{
newNormalWidth = (int)(scalenormal * InputBitmap.Width);
newNormalHeight = (int)(scalenormal * InputBitmap.Height);
}
else
{
newNormalWidth = imgWidth;
newNormalHeight = imgHeight;
}
}
else
{
newSmallWidth = smallWidth;
newSmallHeight = smallHeight;
newNormalWidth = normalWidth;
newNormalHeight = normalHeight;
}
Bitmap OutputBitmapSmall = new Bitmap(InputBitmap, newSmallWidth, newSmallHeight); // tao anh bitmap voi size small moi
Bitmap OutputBitmapNormal = new Bitmap(InputBitmap, newNormalWidth, newNormalHeight); // tao anh bitmap voi size normal moi
// xac dinh mime type
//Response.Clear();
//Response.ContentType="image/Jpeg";
//moi
ImageCodecInfo[] Info = ImageCodecInfo.GetImageEncoders();
EncoderParameters Params = new EncoderParameters(1);
Params.Param[0] = new EncoderParameter(Encoder.Quality, 100L);
//Response.ContentType = Info[1].MimeType;
//thumbnail.Save(Response.OutputStream,Info[1],Params);
InputBitmap.Dispose();
OutputBitmapSmall.Save(Server.MapPath(dirAvatarThumb) + newfileAvatarName, Info[1], Params);
OutputBitmapNormal.Save(Server.MapPath(dirAvatarNormal) + newfileAvatarName, Info[1], Params);
// thuc hien
OutputBitmapSmall.Dispose();
OutputBitmapNormal.Dispose();
// }
// catch(Exception ex)
// {
// Response.Write("An error occurred - " + ex.ToString());
// }
//MultimediaUtility.SetThumbnail(Server.MapPath(dirLarge + newfileoutsidename), Server.MapPath(dirThumb), ConvertUtility.ToInt32(Constants.ThumbWidth), ConvertUtility.ToInt32(Constants.ThumbHeight));
//ImageDB.CreateThumbnail(dirThumb, dirLarge + newfileoutsidename);
fileAvatarPath = dirAvatarThumb + newfileAvatarName;
//fileAvatarPath = dirAvatarOriginal + newfileAvatarName;
//MultimediaUtility.SetAvatarThumbnail(Server.MapPath(fileAvatarPath), 250, 0);
}
else
{
fileAvatarPath = "";
}
if (fileAvatarPath.Length > 0)
{
if (txtName.Text.Length > 0)
{
info.Image_Name = ConvertUtility.ToString(txtName.Text);
}
else
{
info.Image_Name = newfileAvatarName;
}
info.Image_Description = txtTeaser.Text;
info.Image_File = fileAvatarPath;
info.Image_CreateDate = DateTime.Now;
info.Image_FileSize = ConvertUtility.ToDouble(filesize.ToString("#0.00"));
info.Image_Width = imgWidth;
info.Image_Height = imgHeight;
info.Image_View = 0;
info.User_ID = ConvertUtility.ToInt32(ckid);
info.Image_Visible = chkVisible.Checked;
try
{
var imgId = ImageDB.Insert(info);
var contentImgInfo = new ContentImageInfo();
contentImgInfo.Content_ID = _contentId;
contentImgInfo.Image_ID = imgId;
if (imageCount == 0)
{
contentImgInfo.IsCover = true;
}
else
{
contentImgInfo.IsCover = false;
}
contentImgInfo.Priority = imageCount;
ContentImageDB.Insert(contentImgInfo);
Response.Redirect(Request.RawUrl + "#idTab2");
lblStatusUpdate.Text = lblStatusUpdate2.Text = MiscUtility.UPDATE_SUCCESS;
}
catch
{
lblStatusUpdate.Text = lblStatusUpdate2.Text = MiscUtility.UPDATE_ERROR;
}
}
}