public void AtomNewImageTest()
{
HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create("http://localhost/DBlog/AtomImage.aspx");
request.Method = "POST";
request.ContentType = "image/jpg";
string usernamePassword = string.Format("Administrator:");
string basicAuthorization = string.Format("Basic {0}", Convert.ToBase64String(
Encoding.ASCII.GetBytes(usernamePassword)));
request.Headers.Add("Authorization", basicAuthorization);
byte[] postData = ThumbnailBitmap.GetBitmapDataFromText("x", 72, 100, 150);
request.ContentLength = postData.Length;
request.GetRequestStream().Write(postData, 0, postData.Length);
request.GetRequestStream().Close();
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
string responseLocation = response.Headers["Location"];
Assert.IsNotEmpty(responseLocation);
Console.WriteLine(responseLocation);
// atom entry returned
AtomEntry atomEntry = new AtomEntry();
atomEntry.Load(response.GetResponseStream());
Console.WriteLine(atomEntry.Id.Uri);
int id = int.Parse(atomEntry.Id.Uri.ToString().Substring(atomEntry.Id.Uri.ToString().LastIndexOf("/") + 1));
Assert.IsTrue(id > 0);
Console.WriteLine(string.Format("Id: {0}", id));
Blog.DeleteImage(Ticket, id);
}
public void AtomUpdateImageTest()
{
// create image
TransitImage t_image = new TransitImage();
t_image.Data = ThumbnailBitmap.GetBitmapDataFromText("x", 72, 100, 150);
t_image.Name = Guid.NewGuid().ToString();
t_image.Id = Blog.CreateOrUpdateImage(Ticket, t_image);
// update image
HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(
string.Format("http://localhost/DBlog/AtomImage.aspx?id={0}", t_image.Id));
request.Method = "PUT";
request.ContentType = "image/jpg";
string usernamePassword = string.Format("Administrator:");
string basicAuthorization = string.Format("Basic {0}", Convert.ToBase64String(
Encoding.ASCII.GetBytes(usernamePassword)));
request.Headers.Add("Authorization", basicAuthorization);
request.ContentLength = t_image.Data.Length;
request.GetRequestStream().Write(t_image.Data, 0, t_image.Data.Length);
request.GetRequestStream().Close();
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
Assert.IsTrue(response.StatusCode == HttpStatusCode.OK, string.Format("Response code was {0}", response.StatusCode));
Blog.DeleteImage(Ticket, t_image.Id);
}
public override PicturePage.TransitPicture GetRandomPictureWithThumbnail()
{
SnCore.Services.TransitPicture p = SessionManager.GetInstance <SnCore.Services.TransitPicture, string>(
"AccountWebsite", SessionManager.ObjectService.GetRandomPictureByType);
if (p == null || p.Bitmap == null)
{
p = new SnCore.Services.TransitPicture();
const string s_Unavailable = "Thumbnail\nQueued";
// flip the bitmaps horizontally
p.Bitmap = ThumbnailBitmap.GetBitmapDataFromText(s_Unavailable, 10, ThumbnailBitmap.s_FullSize.Height, ThumbnailBitmap.s_FullSize.Width);
p.Thumbnail = ThumbnailBitmap.GetBitmapDataFromText(s_Unavailable, 10, ThumbnailBitmap.s_ThumbnailSize.Height, ThumbnailBitmap.s_ThumbnailSize.Width);
p.Created = p.Modified = DateTime.UtcNow;
}
TransitPicture result = new TransitPicture();
result.Id = p.Id;
result.Bitmap = p.Thumbnail;
result.Created = p.Created;
result.Modified = p.Modified;
result.Name = p.Name;
return(result);
}
public static byte[] GetNewBitmap()
{
return(ThumbnailBitmap.GetBitmapDataFromText(GetNewString(), 12, 240, 100));
}
public override TransitPicture GetPictureWithBitmap(int id)
{
string url = Request["Src"];
if (string.IsNullOrEmpty(url))
{
throw new Exception("Invalid url.");
}
string key = string.Format("AccountFeedItemPicture:{0}", url.GetHashCode());
TransitPicture result = (TransitPicture)Cache[key];
if (result != null)
{
return(result);
}
// fetch the image to get its size
WebClient client = new WebClient();
client.Headers["Accept"] = "*/*";
client.Headers["User-Agent"] = SessionManager.GetCachedConfiguration("SnCore.Web.UserAgent", "SnCore/1.0");
result = new TransitPicture();
result.Name = url;
try
{
byte[] data = client.DownloadData(url);
if (data == null)
{
throw new Exception("Missing file data.");
}
result.Bitmap = new ThumbnailBitmap(new MemoryStream(data), new Size(0, 0),
ThumbnailBitmap.s_FullSize, ThumbnailBitmap.s_ThumbnailSize).Bitmap;
string created = (string)client.ResponseHeaders["Created"];
if (string.IsNullOrEmpty(created))
{
created = (string)client.ResponseHeaders["Date"];
}
if (string.IsNullOrEmpty(created) || !DateTime.TryParse(created, out result.Created))
{
result.Created = DateTime.Now;
}
string modified = (string)client.ResponseHeaders["Modified"];
if (string.IsNullOrEmpty(modified) || !DateTime.TryParse(modified, out result.Modified))
{
result.Modified = DateTime.Now;
}
}
catch (Exception ex)
{
string message = string.Format("This image cannot be displayed.\n{0}\n{1}",
ex.Message, url);
result.Bitmap = ThumbnailBitmap.GetBitmapDataFromText(message, 8, 0, 0);
result.Modified = result.Created = DateTime.Now;
}
Cache.Insert(key, result, null, Cache.NoAbsoluteExpiration,
SessionManager.DefaultCacheTimeSpan);
return(result);
}
protected void Page_Load(object sender, EventArgs e)
{
try
{
Nullable <DateTime> ims = IfModifiedSince;
if (ims.HasValue)
{
if (ims.Value.ToUniversalTime().AddSeconds(CacheDuration) > DateTime.UtcNow)
{
Response.StatusCode = 304;
return;
}
}
Picture p = null;
switch (PageType)
{
case PicturePageType.Thumbnail:
if (RequestId == 0)
{
p = GetRandomPictureWithThumbnail();
if (p == null)
{
p = new Picture();
p.Id = 0;
p.Created = p.Modified = DateTime.Now;
p.Name = Guid.NewGuid().ToString();
p.Bitmap = ThumbnailBitmap.GetBitmapDataFromText("?", 72, 100, 150);
}
}
else
{
p = ims.HasValue ?
GetPictureWithThumbnail(RequestId, ims.Value) :
GetPictureWithThumbnail(RequestId);
}
break;
case PicturePageType.Bitmap:
p = ims.HasValue ?
GetPictureWithBitmap(RequestId, ims.Value) :
GetPictureWithBitmap(RequestId);
break;
}
if (p == null)
{
Response.StatusCode = (ims.HasValue ? 304 : 404);
return;
}
if (p.Bitmap == null)
{
Response.Redirect("./images/site/access.gif", true);
return;
}
Response.Cache.SetLastModified(p.Modified.ToLocalTime());
Response.Cache.SetCacheability(HttpCacheability.Private);
p.Name = (string.IsNullOrEmpty(p.Name)) ? p.Id.ToString() + ".jpg" : p.Id.ToString() + "-" + p.Name;
switch (PageType)
{
case PicturePageType.Thumbnail:
p.Name.Insert(0, "thumbnail-");
break;
case PicturePageType.Bitmap:
if (!string.IsNullOrEmpty(Copyright))
{
ThumbnailBitmap bitmap = new ThumbnailBitmap(p.Bitmap);
bitmap.AddCopyright(Copyright);
p.Bitmap = bitmap.Bitmap;
}
break;
}
Response.ContentType = "image/" + Path.GetExtension(p.Name).TrimStart(".".ToCharArray());
Response.AddHeader("Content-disposition", "attachment; filename=" + p.Name);
Response.AddHeader("Created", p.Created.ToString("r"));
Response.AddHeader("Modified", p.Modified.ToString("r"));
Response.BinaryWrite(p.Bitmap);
Response.End();
}
catch (ThreadAbortException)
{
}
catch (Exception ex)
{
Response.Write(ex.Message);
}
}
protected void Page_Load(object sender, EventArgs e)
{
try
{
Nullable <Size> resize = Size;
Nullable <DateTime> ims = IfModifiedSince;
if (ims.HasValue)
{
if (ims.Value.ToUniversalTime().AddSeconds(CacheDuration) > DateTime.UtcNow)
{
Response.StatusCode = 304;
return;
}
}
TransitPicture p = null;
switch (PageType)
{
case PicturePageType.Thumbnail:
if (RequestId == 0)
{
p = GetRandomPictureWithThumbnail();
if (p == null)
{
p = new TransitPicture();
p.Id = 0;
p.Created = p.Modified = DateTime.Now;
p.Name = Guid.NewGuid().ToString();
if (!resize.HasValue)
{
resize = new Size(100, 150);
}
p.Bitmap = ThumbnailBitmap.GetBitmapDataFromText("?", 72,
resize.Value.Width, resize.Value.Height);
}
}
else
{
p = ims.HasValue ?
GetPictureWithThumbnail(RequestId, ims.Value) :
GetPictureWithThumbnail(RequestId);
}
break;
case PicturePageType.Bitmap:
p = ims.HasValue ?
GetPictureWithBitmap(RequestId, ims.Value) :
GetPictureWithBitmap(RequestId);
break;
}
if (p == null)
{
if (ims.HasValue)
{
Response.StatusCode = 304;
return;
}
else
{
throw new Exception("Invalid picture id.");
}
}
Response.Cache.SetLastModified(p.Modified.ToLocalTime());
Response.Cache.SetCacheability(HttpCacheability.Private);
p.Name = (string.IsNullOrEmpty(p.Name)) ? p.Id.ToString() + ".jpg" : p.Id.ToString() + "-" + p.Name;
if (resize.HasValue)
{
ThumbnailBitmap resized = new ThumbnailBitmap(new MemoryStream(p.Bitmap), new Size(0, 0),
resize.Value, resize.Value);
switch (PageType)
{
case PicturePageType.Bitmap:
p.Bitmap = resized.Bitmap;
break;
case PicturePageType.Thumbnail:
p.Bitmap = resized.Thumbnail;
break;
}
}
switch (PageType)
{
case PicturePageType.Thumbnail:
p.Name.Insert(0, "thumbnail-");
break;
}
Response.ContentType = "image/" + Path.GetExtension(p.Name).TrimStart(".".ToCharArray());
Response.AddHeader("Content-disposition", "attachment; filename=" + p.Name);
Response.AddHeader("Created", p.Created.ToString("r"));
Response.AddHeader("Modified", p.Modified.ToString("r"));
Response.BinaryWrite(p.Bitmap);
Response.End();
}
catch (Exception ex)
{
Response.Write(ex.Message);
}
}