public FileStreamResult Picture(int id, int size = 128)
{
using (System.Data.SqlClient.SqlConnection conn = DBHelper.GetNewConnection())
{
ProfileImage img = null;
System.Drawing.Bitmap userBitmap;
// id == -1 means whitelisted user, whitelist users do not have profiles/profileimages so don't check the db.
if (id != -1)
{
img = DBHelper.GetUserProfileImage(id, conn);
try
{
userBitmap = img.GetProfileImage();
}
catch (Exception)
{
IdenticonRenderer renderer = new IdenticonRenderer();
userBitmap = renderer.Render(DBHelper.GetUserProfile(id, conn).UserName.GetHashCode(), 128);
MemoryStream mStream = new MemoryStream();
userBitmap.Save(mStream, System.Drawing.Imaging.ImageFormat.Png);
mStream.Position = 0;
DBHelper.SetUserProfileImage(id, mStream.ToArray(), conn);
}
}
else
{
IdenticonRenderer renderer = new IdenticonRenderer();
userBitmap = renderer.Render(1, 128);
}
if (size != 128)
{
Bitmap bmp = new Bitmap(userBitmap, size, size);
Graphics graph = Graphics.FromImage(userBitmap);
graph.InterpolationMode = InterpolationMode.High;
graph.CompositingQuality = CompositingQuality.HighQuality;
graph.SmoothingMode = SmoothingMode.AntiAlias;
graph.DrawImage(bmp, new Rectangle(0, 0, size, size));
userBitmap = bmp;
}
else
{
}
MemoryStream stream = new MemoryStream();
userBitmap.Save(stream, System.Drawing.Imaging.ImageFormat.Png);
stream.Position = 0;
return(new FileStreamResult(stream, "image/png"));
}
}
protected override void WriteFile(HttpResponseBase response)
{
response.Clear();
if (!string.IsNullOrEmpty(Etag))
{
response.AppendHeader("ETag", Etag);
}
response.ContentType = "image/png";
var renderer = new IdenticonRenderer();
using (Bitmap b = renderer.Render(Code, Size))
{
using (var stream = new MemoryStream())
{
b.Save(stream, ImageFormat.Png);
stream.WriteTo(response.OutputStream);
}
}
}
/// <summary>
/// Returns the profile picture for the supplied user id
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public FileStreamResult Picture(int id, int size = 128)
{
try
{
//invalid user ID?
if (id < 1)
{
return(DefaultPicture(size));
}
using (SqlConnection conn = DBHelper.GetNewConnection())
{
ProfileImage image = conn.Query <ProfileImage>("FROM ProfileImages p " +
"WHERE UserID=@UserId" +
"Select p", new { UserId = CurrentUser.ID }).Single();
//ProfileImage image = //Db.ProfileImages.Where(p => p.UserID == id).FirstOrDefault();
IdenticonRenderer renderer = new IdenticonRenderer();
Bitmap userBitmap;
if (image != null)
{
try
{
userBitmap = image.GetProfileImage();
}
catch (Exception)
{
userBitmap = renderer.Render(image.GetHashCode(), 128);
//.SetProfileImage(userBitmap);
//Db.SaveChanges();
}
}
else
{
UserProfile user = conn.Query <UserProfile>("FROM UserProfiles u " +
"WHERE u.Id = @UserId " +
"SELECT u").Single();
//(Db.Users.Where(u => u.Id == id).FirstOrDefault());
if (user != null && user.ProfileImage == null)
{
try
{
user.SetProfileImage(renderer.Render(user.Email.GetHashCode(), 128));
userBitmap = user.ProfileImage.GetProfileImage();
//Db.SaveChanges();
}
catch (Exception)
{
userBitmap = renderer.Render(1, 128);
}
}
else
{
userBitmap = renderer.Render(1, 128);
}
}
if (size != 128)
{
Bitmap bmp = new Bitmap(userBitmap, size, size);
Graphics graph = Graphics.FromImage(userBitmap);
graph.InterpolationMode = InterpolationMode.High;
graph.CompositingQuality = CompositingQuality.HighQuality;
graph.SmoothingMode = SmoothingMode.AntiAlias;
graph.DrawImage(bmp, new Rectangle(0, 0, size, size));
userBitmap = bmp;
}
MemoryStream stream = new MemoryStream();
userBitmap.Save(stream, System.Drawing.Imaging.ImageFormat.Png);
stream.Position = 0;
return(new FileStreamResult(stream, "image/png"));
}
}
catch (Exception ex)
{
//LogErrorMessage(ex);
return(null);
}
}
private void GenerateCivIdenticons()
{
List <Entity> civs = Entities.Where(entity => entity.IsCiv).ToList();
List <string> races = Entities.Where(entity => entity.IsCiv).GroupBy(entity => entity.Race).Select(entity => entity.Key).OrderBy(entity => entity).ToList();
int identiconSeed = Events.Count;
Random code = new Random(identiconSeed);
//Calculates color
//Creates a variety of colors
//Races 1 to 6 get a medium color
//Races 7 to 12 get a light color
//Races 13 to 18 get a dark color
//19+ reduced color variance
int maxHue = 300;
int colorVariance;
if (races.Count <= 1)
{
colorVariance = 0;
}
else if (races.Count <= 6)
{
colorVariance = Convert.ToInt32(Math.Floor(maxHue / Convert.ToDouble(races.Count - 1)));
}
else if (races.Count > 18)
{
colorVariance = Convert.ToInt32(Math.Floor(maxHue / (Math.Ceiling(races.Count / 3.0) - 1)));
}
else
{
colorVariance = 60;
}
foreach (Entity civ in civs)
{
int colorIndex = races.IndexOf(civ.Race);
Color raceColor;
if (colorIndex * colorVariance < 360)
{
raceColor = Formatting.HsvToRgb(colorIndex * colorVariance, 1, 1.0);
}
else if (colorIndex * colorVariance < 720)
{
raceColor = Formatting.HsvToRgb(colorIndex * colorVariance - 360, 0.4, 1);
}
else if (colorIndex * colorVariance < 1080)
{
raceColor = Formatting.HsvToRgb(colorIndex * colorVariance - 720, 1, 0.4);
}
else
{
raceColor = Color.Black;
}
int identiconCode;
IdenticonRenderer identiconRenderer = new IdenticonRenderer();
identiconCode = code.Next();
civ.IdenticonCode = identiconCode;
int alpha;
if (races.Count <= 12)
{
alpha = 175;
}
else
{
alpha = 175;
}
if (!MainRaces.ContainsKey(civ.Race))
{
MainRaces.Add(civ.Race, raceColor);
}
civ.IdenticonColor = Color.FromArgb(alpha, raceColor);
civ.LineColor = raceColor;
using (MemoryStream identiconStream = new MemoryStream())
{
using (Bitmap identicon = identiconRenderer.Render(identiconCode, 64, civ.IdenticonColor))
{
identicon.Save(identiconStream, System.Drawing.Imaging.ImageFormat.Png);
byte[] identiconBytes = identiconStream.GetBuffer();
civ.Identicon = new Bitmap(identicon);
civ.IdenticonString = Convert.ToBase64String(identiconBytes);
}
}
using (MemoryStream smallIdenticonStream = new MemoryStream())
{
using (Bitmap smallIdenticon = identiconRenderer.Render(identiconCode, 24, civ.IdenticonColor))
{
smallIdenticon.Save(smallIdenticonStream, System.Drawing.Imaging.ImageFormat.Png);
byte[] smallIdenticonBytes = smallIdenticonStream.GetBuffer();
civ.SmallIdenticonString = Convert.ToBase64String(smallIdenticonBytes);
}
}
foreach (Entity group in civ.Groups)
{
group.Identicon = civ.Identicon;
group.SmallIdenticonString = civ.SmallIdenticonString;
}
}
Bitmap nullIdenticon = new Bitmap(64, 64);
using (Graphics nullGraphics = Graphics.FromImage(nullIdenticon))
{
using (SolidBrush nullBrush = new SolidBrush(Color.FromArgb(150, Color.Red)))
nullGraphics.FillRectangle(nullBrush, new Rectangle(0, 0, 64, 64));
Entities.Where(entity => entity.Identicon == null).ToList().ForEach(entity => entity.Identicon = nullIdenticon);
}
}
public Bitmap GetIdenticon(int size)
{
IdenticonRenderer identiconRenderer = new IdenticonRenderer();
return(identiconRenderer.Render(IdenticonCode, size, IdenticonColor));
}
public ActionResult Picture(HttpPostedFileBase file)
{
try
{
//two options: user uploaded a profile picture
// OR user requested a default profile picture
if (Request.Params["upload"] != null)
{
//if the file is null, check the Request.Files construct before giving up
if (file == null)
{
try
{
file = Request.Files["file"];
}
catch (Exception)
{
}
}
if (file != null) // Upload Picture
{
Bitmap image;
try
{
image = new Bitmap(file.InputStream);
}
catch
{ // If image format is invalid, discard it.
image = null;
}
if (image != null)
{
int thumbSize = 128;
// Crop image to a square.
int square = Math.Min(image.Width, image.Height);
using (Bitmap cropImage = new Bitmap(square, square))
{
using (Bitmap finalImage = new Bitmap(thumbSize, thumbSize))
{
Graphics cropGraphics = Graphics.FromImage(cropImage);
Graphics finalGraphics = Graphics.FromImage(finalImage);
// Center cropped image horizontally, leave at the top vertically. (better focus on subject)
cropGraphics.DrawImage(image, -(image.Width - cropImage.Width) / 2, 0);
// Convert to thumbnail.
finalGraphics.InterpolationMode = InterpolationMode.HighQualityBicubic;
finalGraphics.DrawImage(cropImage,
new Rectangle(0, 0, thumbSize, thumbSize),
new Rectangle(0, 0, square, square),
GraphicsUnit.Pixel);
// Write image to user's profile
CurrentUser.SetProfileImage(finalImage);
}
}
}
}
}
else
{
//reset to default profile picture
IdenticonRenderer renderer = new IdenticonRenderer();
CurrentUser.SetProfileImage(renderer.Render(CurrentUser.Email.GetHashCode(), 128));
}
return(RedirectToAction("Edit"));
}
catch (Exception ex)
{
LogErrorMessage(ex);
return(RedirectToAction("Index", "Error"));
}
}
/// <summary>
/// Returns the profile picture for the supplied user id
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public FileStreamResult Picture(int id, int size = 128)
{
try
{
//invalid user ID?
if (id < 1)
{
return(DefaultPicture(size));
}
ProfileImage image = Db.ProfileImages.Where(p => p.UserID == id).FirstOrDefault();
IdenticonRenderer renderer = new IdenticonRenderer();
System.Drawing.Bitmap userBitmap;
if (image != null)
{
try
{
userBitmap = image.GetProfileImage();
}
catch (Exception)
{
userBitmap = renderer.Render(image.User.Email.GetHashCode(), 128);
image.SetProfileImage(userBitmap);
Db.SaveChanges();
}
}
else
{
OsbideUser user = Db.Users.Where(u => u.Id == id).FirstOrDefault();
if (user != null && user.ProfileImage == null)
{
try
{
user.SetProfileImage(renderer.Render(user.Email.GetHashCode(), 128));
userBitmap = user.ProfileImage.GetProfileImage();
Db.SaveChanges();
}
catch (Exception)
{
userBitmap = renderer.Render(1, 128);
}
}
else
{
userBitmap = renderer.Render(1, 128);
}
}
if (size != 128)
{
Bitmap bmp = new Bitmap(userBitmap, size, size);
Graphics graph = Graphics.FromImage(userBitmap);
graph.InterpolationMode = InterpolationMode.High;
graph.CompositingQuality = CompositingQuality.HighQuality;
graph.SmoothingMode = SmoothingMode.AntiAlias;
graph.DrawImage(bmp, new Rectangle(0, 0, size, size));
userBitmap = bmp;
}
MemoryStream stream = new MemoryStream();
userBitmap.Save(stream, System.Drawing.Imaging.ImageFormat.Png);
stream.Position = 0;
return(new FileStreamResult(stream, "image/png"));
}
catch (Exception ex)
{
LogErrorMessage(ex);
return(null);
}
}
public static void Seed(OsbideContext context)
{
//add in some sample schools
School wsu = new School()
{
Name = "Washington State University"
};
context.Schools.Add(wsu);
context.Schools.Add(new School()
{
Name = "Other Institution"
});
context.SaveChanges();
//add in default chat rooms
context.ChatRooms.Add(new ChatRoom()
{
Name = "General Chat", SchoolId = wsu.Id, IsDefaultRoom = true
});
context.ChatRooms.Add(new ChatRoom()
{
Name = "CptS 121 Chat", SchoolId = wsu.Id, IsDefaultRoom = false
});
context.ChatRooms.Add(new ChatRoom()
{
Name = "CptS 122 Chat", SchoolId = wsu.Id, IsDefaultRoom = false
});
context.ChatRooms.Add(new ChatRoom()
{
Name = "CptS 223 Chat", SchoolId = wsu.Id, IsDefaultRoom = false
});
//[obsolete]
//add in some default subscriptions
//context.UserSubscriptions.Add(new UserSubscription() { ObserverInstitutionId = 123, ObserverSchoolId = 1, SubjectSchoolId = 1, SubjectInstitutionId = 456 });
//context.UserSubscriptions.Add(new UserSubscription() { ObserverInstitutionId = 123, ObserverSchoolId = 1, SubjectSchoolId = 1, SubjectInstitutionId = 789, IsRequiredSubscription = true });
//context.UserSubscriptions.Add(new UserSubscription() { ObserverInstitutionId = 456, ObserverSchoolId = 1, SubjectSchoolId = 1, SubjectInstitutionId = 789, IsRequiredSubscription = true });
//also set up some courses
context.Courses.Add(new Course()
{
Name = "OSBIDE 101",
Year = 2014,
Season = "Spring",
SchoolId = 1,
Description = "Everything you ever wanted to know about OSBIDE."
}
);
context.Courses.Add(new Course()
{
Name = "CptS 121",
Year = 2014,
Season = "Spring",
SchoolId = 1,
Description = "Formulation of problems and top-down design of programs in a modern structured language for their solution on a digital computer."
}
);
context.Courses.Add(new Course()
{
Name = "CptS 122",
Year = 2014,
Season = "Spring",
SchoolId = 1,
Description = "This course is about advanced programming techniques, data structures, recursion, sorting, searching, and basic algorithm analysis."
}
);
context.Courses.Add(new Course()
{
Name = "CptS 223",
Year = 2014,
Season = "Spring",
SchoolId = 1,
Description = "Advanced data structures, object oriented programming concepts, concurrency, and program design principles."
}
);
context.Courses.Add(new Course()
{
Name = "CptS 483",
Year = 2014,
Season = "Spring",
SchoolId = 1,
Description = "Web development"
}
);
context.SaveChanges();
//add some test users
IdenticonRenderer renderer = new IdenticonRenderer();
OsbideUser joe = new OsbideUser()
{
FirstName = "Joe",
LastName = "User",
Email = "*****@*****.**",
InstitutionId = 123,
SchoolId = wsu.Id,
Role = SystemRole.Student,
Gender = Gender.Male,
DefaultCourseId = 1
};
joe.SetProfileImage(renderer.Render(joe.Email.GetHashCode(), 128));
context.Users.Add(joe);
OsbideUser betty = new OsbideUser()
{
FirstName = "Betty",
LastName = "Rogers",
Email = "*****@*****.**",
InstitutionId = 456,
SchoolId = wsu.Id,
Role = SystemRole.Student,
Gender = Gender.Female,
DefaultCourseId = 1
};
betty.SetProfileImage(renderer.Render(betty.Email.GetHashCode(), 128));
context.Users.Add(betty);
context.SaveChanges();
OsbideUser adam = new OsbideUser()
{
FirstName = "Adam",
LastName = "Carter",
Email = "*****@*****.**",
InstitutionId = 789,
SchoolId = wsu.Id,
Role = SystemRole.Instructor,
Gender = Gender.Male,
DefaultCourseId = 1
};
adam.SetProfileImage(renderer.Render(adam.Email.GetHashCode(), 128));
context.Users.Add(adam);
context.SaveChanges();
//...and set their passwords
UserPassword up = new UserPassword();
up.UserId = joe.Id;
up.Password = UserPassword.EncryptPassword("123123", joe);
context.UserPasswords.Add(up);
up = new UserPassword();
up.UserId = betty.Id;
up.Password = UserPassword.EncryptPassword("123123", betty);
context.UserPasswords.Add(up);
up = new UserPassword();
up.UserId = adam.Id;
up.Password = UserPassword.EncryptPassword("123123", adam);
context.UserPasswords.Add(up);
context.SaveChanges();
//add students to the courses
context.Courses.Find(1).CourseUserRelationships.Add(new CourseUserRelationship()
{
UserId = 3, CourseId = 1, Role = CourseRole.Coordinator
});
context.Courses.Find(1).CourseUserRelationships.Add(new CourseUserRelationship()
{
UserId = 1, CourseId = 1, Role = CourseRole.Student
});
context.Courses.Find(1).CourseUserRelationships.Add(new CourseUserRelationship()
{
UserId = 2, CourseId = 1, Role = CourseRole.Assistant
});
context.Courses.Find(2).CourseUserRelationships.Add(new CourseUserRelationship()
{
UserId = 3, CourseId = 2, Role = CourseRole.Coordinator
});
context.Courses.Find(2).CourseUserRelationships.Add(new CourseUserRelationship()
{
UserId = 1, CourseId = 2, Role = CourseRole.Student
});
context.Courses.Find(2).CourseUserRelationships.Add(new CourseUserRelationship()
{
UserId = 2, CourseId = 2, Role = CourseRole.Assistant
});
context.SaveChanges();
}
