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WebcamUpload.ashx.cs
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WebcamUpload.ashx.cs
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using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Imaging;
using System.Linq;
using System.Text;
using System.Web;
using System.Web.Caching;
using AspNetDating.Classes;
namespace AspNetDating
{
public class WebcamUpload : IHttpHandler
{
public string Username { get; set; }
private int? photoAlbumID = null;
public int? PhotoAlbumID
{
get { return photoAlbumID; }
set { photoAlbumID = value; }
}
public void ProcessRequest(HttpContext context)
{
int width = Convert.ToInt32(context.Request.Params["width"]);
int height = Convert.ToInt32(context.Request.Params["height"]);
string cacheKey = "webcamUpload_" + context.Request.Params["guid"];
if (context.Cache.Get(cacheKey) != null)
{
Username = ((string)context.Cache.Get(cacheKey)).Split('|')[0];
string photoAlbumID = ((string)context.Cache.Get(cacheKey)).Split('|')[1];
if (photoAlbumID == "-1") PhotoAlbumID = null;
else PhotoAlbumID = Convert.ToInt32(photoAlbumID);
}
if (Username != null)
{
User user = null;
try
{
user = User.Load(Username);
}
catch (NotFoundException)
{
return;
}
Bitmap bmp = new Bitmap(width, height);
Graphics graphics = Graphics.FromImage(bmp);
SolidBrush brush = new SolidBrush(Color.White);
graphics.FillRectangle(brush, 0, 0, width, height);
for (int rows = 0; rows < height; rows++)
{
string parameters = context.Request.Params["px" + rows];
// convert the string into an array of n elements
string[] crow = (parameters).Split(',');
for (int cols = 0; cols < width; cols++)
{
string value = crow[cols];
if (value.Length > 0)
{
StringBuilder hex = new StringBuilder(value);
while (hex.Length < 6)
{
hex.Insert(0, "0").Append(hex.ToString());
}
int r = Int32.Parse(hex.ToString().Substring(0, 2), System.Globalization.NumberStyles.HexNumber);
int g = Int32.Parse(hex.ToString().Substring(2, 2), System.Globalization.NumberStyles.HexNumber);
int b = Int32.Parse(hex.ToString().Substring(4, 2), System.Globalization.NumberStyles.HexNumber);
Color c = Color.FromArgb(r, g, b);
bmp.SetPixel(cols, rows, c);
}
}
}
if (Config.Photos.DoWatermark
&& bmp.Width >= Config.Photos.MinWidthToWatermark
&& bmp.Height >= Config.Photos.MinHeightToWatermark)
{
Image watermark;
if (context.Cache["Watermark_Image"] == null)
{
string filename = context.Server.MapPath("~/Images") + "/Watermark.png";
watermark = Image.FromFile(filename);
context.Cache.Add("Watermark_Image", watermark, new CacheDependency(filename),
Cache.NoAbsoluteExpiration, TimeSpan.FromHours(24),
CacheItemPriority.NotRemovable, null);
}
else
{
watermark = (Image)context.Cache["Watermark_Image"];
}
try
{
lock (watermark)
{
Photo.ApplyWatermark(bmp, watermark, Config.Photos.WatermarkTransparency,
Config.Photos.WatermarkPosition);
}
}
catch (Exception err)
{
Global.Logger.LogWarning("Unable to apply watermark", err);
}
}
BillingPlanOptions billingPlanOptions = null;
Subscription subscription = Subscription.FetchActiveSubscription(Username);
if (subscription == null)
billingPlanOptions = new BillingPlanOptions();
else
{
BillingPlan plan = BillingPlan.Fetch(subscription.PlanID);
billingPlanOptions = plan.Options;
}
Photo photo = new Photo();
photo.Image = bmp;
photo.ExplicitPhoto = false;
photo.User = user;
photo.PhotoAlbumID = PhotoAlbumID;
photo.Name = String.Empty;
photo.Description = String.Empty;
if (Config.Photos.AutoApprovePhotos
|| billingPlanOptions.AutoApprovePhotos.Value
|| user.Level != null && user.Level.Restrictions.AutoApprovePhotos)
{
photo.Approved = true;
}
else
{
photo.Approved = false;
}
photo.Save(true);
photo.Image.Dispose();
if (photo.Approved && !photo.PrivatePhoto)
{
#region Add NewFriendPhoto Event
Event newEvent = new Event(photo.Username);
newEvent.Type = Event.eType.NewFriendPhoto;
NewFriendPhoto newFriendPhoto = new NewFriendPhoto();
newFriendPhoto.PhotoID = photo.Id;
newEvent.DetailsXML = Misc.ToXml(newFriendPhoto);
newEvent.Save();
string[] usernames = Classes.User.FetchMutuallyFriends(photo.Username);
foreach (string friendUsername in usernames)
{
if (Config.Users.NewEventNotification)
{
string text = String.Format("Your friend {0} has uploaded a new photo".Translate(),
"<b>" + photo.Username + "</b>");
string thumbnailUrl = ImageHandler.CreateImageUrl(photo.Id, 50, 50, false, true, true);
Classes.User.SendOnlineEventNotification(photo.Username, friendUsername,
text, thumbnailUrl,
UrlRewrite.CreateShowUserPhotosUrl(
photo.Username));
}
}
#endregion
}
}
}
public bool IsReusable
{
get
{
return false;
}
}
}
}