public void ProcessRequest(HttpContext context)
{
pictureTableAdapter pictureAdapter = new pictureTableAdapter();
DataTable dtPictures = new DataTable();
dtPictures = pictureAdapter.GetImageByID(int.Parse(context.Request.QueryString["imgid"]));
context.Response.ContentType = dtPictures.Rows[0]["contentType"].ToString();
context.Response.BinaryWrite((byte[])(dtPictures.Rows[0]["image"]));
}
protected void Page_Load(object sender, EventArgs e)
{
Guid currentUserID = Guid.Parse(System.Web.Security.Membership.GetUser().ProviderUserKey.ToString());
int whiskyID = int.Parse(Request.QueryString["id"]);
freundeTableAdapter freundeTable = new freundeTableAdapter();
pictureTableAdapter pictureTable = new pictureTableAdapter();
DataTable uploadedImages = pictureTable.GetImageByUserAndWhisky(currentUserID,int.Parse(Request.QueryString["id"]));
if (uploadedImages.Rows.Count > 0)
panUpload.Visible = false;
DataTable freePictures = new DataTable();
DataTable freunde = freundeTable.GetFriendsByUserID(currentUserID);
DataTable allPictures = pictureTable.GetImagesByWhisky(whiskyID);
if (freunde.Rows.Count == 0 || allPictures.Rows.Count == 0)
return;
// Die veroeffentlichten Bilder der freunde herraussuchen bzw. mit freigabe fuer alle User
foreach (DataRow picture in allPictures.Rows)
{
foreach (DataRow friend in freunde.Rows)
{
if ( picture["userID"] == friend["freundID"] && ( (int.Parse(picture["allowFriends"].ToString()) == 1 ) || (int.Parse(picture["allowAll"].ToString()) == 1) ) )
freePictures.Rows.Add(picture);
}
}
//Falls noch Bilder anzuzeigen sind...
if (freePictures.Rows.Count == 0)
{
Label noSee = new Label();
noSee.Text = "Hier gibt es nichts zu sehen!";
panImages.Controls.Add(noSee);
return;
}
//Image-Buttons erstellen
foreach (DataRow picture in freePictures.Rows)
{
Panel imgPanel = new Panel();
imgPanel.CssClass = "imgpanel";
ImageButton imgBtnControl = new ImageButton();
imgBtnControl.CssClass = "select";
imgBtnControl.ImageUrl = "ImageHandler.ashx?imgid=" + picture["id"];
imgBtnControl.ImageAlign = ImageAlign.Middle;
imgBtnControl.ID = picture["id"].ToString();
imgBtnControl.Click += new ImageClickEventHandler(selectImage_Click);
imgPanel.Controls.Add(imgBtnControl);
panImages.Controls.Add(imgPanel);
}
}
protected void btnUploadImage_Click(object sender, EventArgs e)
{
pictureTableAdapter pictureTable = new pictureTableAdapter();
userwhiskyTableAdapter userwhiskyTable = new userwhiskyTableAdapter();
Guid currentUserID = Guid.Parse(System.Web.Security.Membership.GetUser().ProviderUserKey.ToString());
if (fuImageUpload.PostedFile != null &&
fuImageUpload.FileName != "")
{
HttpPostedFile imageFile = fuImageUpload.PostedFile;
byte[] imageData = new byte[imageFile.ContentLength];
imageFile.InputStream.Read(imageData, 0, imageFile.ContentLength);
pictureTable.Insert(
currentUserID,
int.Parse(this.Request.QueryString["id"]),
radioFriendsOnly.Checked,
radioAllowAll.Checked,
imageData,
imageFile.ContentType);
DataTable pictures = pictureTable.GetImageByUserAndWhisky(currentUserID, int.Parse(this.Request.QueryString["id"]));
userwhiskyTable.UpdatePicture(int.Parse(pictures.Rows[0]["id"].ToString()),currentUserID,int.Parse(this.Request.QueryString["id"]));
}
}
protected void Page_Load(object sender, EventArgs e)
{
if (!String.IsNullOrEmpty(Request.QueryString["action"]) && Request.QueryString["action"].Equals("new"))
fvWhisky.ChangeMode(FormViewMode.Insert);
if (fvWhisky.CurrentMode == FormViewMode.ReadOnly)
{
imgWhisky.Visible = false;
if (!Request.IsAuthenticated)
{
fvWhisky.FindControl("imgBtnEdit").Visible = false;
fvWhisky.FindControl("imgBtnDelete").Visible = false;
fvWhisky.FindControl("imgBtnNew").Visible = false;
fvWhisky.FindControl("imgBtnImages").Visible = false;
fvWhisky.FindControl("imgBtnAddTasting").Visible = false;
return;
}
if (!System.Web.Security.Roles.IsUserInRole("Administratoren"))
{
fvWhisky.FindControl("imgBtnEdit").Visible = false;
fvWhisky.FindControl("imgBtnDelete").Visible = false;
fvWhisky.FindControl("rowAktiv").Visible = false;
}
Guid currentUserID = Guid.Parse(System.Web.Security.Membership.GetUser().ProviderUserKey.ToString());
pictureTableAdapter pictureTable = new pictureTableAdapter();
DataTable pictures = pictureTable.GetImageForWhisky(currentUserID, int.Parse(Request.QueryString["id"]));
if (pictures.Rows.Count > 0)
{
imgWhisky.ImageUrl = "ImageHandler.ashx?imgid=" + pictures.Rows[0]["id"];
imgWhisky.Visible = true;
}
}
}
