// GET: User/Edit
public ActionResult Edit(string id)
{
// Validate Id
if (id == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
using (var db = new PlaylistSharingDbContext())
{
// Get user from database
var user = db.Users.FirstOrDefault(u => u.Id == id);
// Check if user exists
if (user == null)
{
return(HttpNotFound());
}
// Create view model
var viewModel = new EditUserViewModel();
viewModel.User = user;
viewModel.Roles = GetUserRoles(user, db);
// Pass the model to the view
return(View(viewModel));
}
}
public ActionResult AddSongsConfirmed(Playlist model)
{
if (ModelState.IsValid)
{
using (var database = new PlaylistSharingDbContext())
{
// Get author id
var userId = database.Users
.First(u => u.UserName == this.User.Identity.Name)
.Id;
var playlist = new Playlist(userId, model.Title);
// Save article in DB
database.Playlists.Add(playlist);
database.SaveChanges();
return(RedirectToAction("UploadSongs", "File", new { playlistId = playlist.Id }));
}
}
return(View(model));
}
private List <Role> GetUserRoles(ApplicationUser user, PlaylistSharingDbContext db)
{
// Create user manager
var userManager = Request
.GetOwinContext()
.GetUserManager <ApplicationUserManager>();
// Get all application roles
var roles = db.Roles
.Select(r => r.Name)
.OrderBy(r => r)
.ToList();
// For each application role, check if the user has it
var userRoles = new List <Role>();
foreach (var roleName in roles)
{
var role = new Role()
{
Name = roleName
};
if (userManager.IsInRole(user.Id, roleName))
{
role.IsSelected = true;
}
userRoles.Add(role);
}
// Return a list with all roles
return(userRoles);
}
public ActionResult UploadSongs(int?playlistId)
{
using (var db = new PlaylistSharingDbContext())
{
var playlist = db.Playlists.FirstOrDefault(p => p.Id == playlistId);
return(View(playlist));
}
}
// GET: User/List
public ActionResult List()
{
using (var db = new PlaylistSharingDbContext())
{
var users = db.Users.ToList();
var admins = GetAdminUserNames(users, db);
ViewBag.Admins = admins;
return(View(users));
}
}
public JsonResult GetPlayerData(int?playlistId)
{
using (var db = new PlaylistSharingDbContext())
{
var song = new AudioFile();
var playlist = db.Playlists.FirstOrDefault(p => p.Id == playlistId);
if (playlist != null)
{
song = playlist.AudioFiles.FirstOrDefault();
}
var path = "http://" + Request.Url.Authority + "/Users/" + playlist.UserId + "/" + song.NameOnServer;
return(Json(new { title = song.Title, url = path, duration = song.Duration }, JsonRequestBehavior.AllowGet));
}
}
public ActionResult DeleteConfirmed(string id)
{
if (id == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
using (var db = new PlaylistSharingDbContext())
{
// Get user from database
var user = db.Users
.FirstOrDefault(u => u.Id.Equals(id));
// Get user playlists from database
var userPlaylists = db.Playlists
.Where(u => u.User.Id.Equals(user.Id));
// Delete user playlists
foreach (var playlist in userPlaylists)
{
db.Playlists.Remove(playlist);
}
// Get user ProfilePicturePaths from Database
var userProfilePicturePaths = db.ProfilePicturePaths
.Where(u => u.User.Id.Equals(user.Id));
// Delete user profile pictures
foreach (var userProfilePicturePath in userProfilePicturePaths)
{
db.ProfilePicturePaths.Remove(userProfilePicturePath);
}
// Delete User folder with all the files on Server
var fullPath = Server.MapPath("~/Users/" + user.Id);
var isUserDirectoryValid = Directory.Exists(fullPath);
if (isUserDirectoryValid)
{
Directory.Delete(fullPath, true);
}
// Delete user and save database
db.Users.Remove(user);
db.SaveChanges();
return(RedirectToAction("List"));
}
}
public ActionResult UploadSongsConfirmed(Playlist model, IEnumerable <HttpPostedFileBase> uploadSongs)
{
if (model == null || uploadSongs == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
if (ModelState.IsValid)
{
// Get server folder or create one for the current user
var folder = Directory.CreateDirectory(Server.MapPath("~/Users"));
folder.CreateSubdirectory(this.User.Identity.GetUserId());
using (PlaylistSharingDbContext db = new PlaylistSharingDbContext())
{
foreach (var file in uploadSongs)
{
if (file.ContentLength > 0)
{
// Upload to server folder /Users/{user.Id}/fileName
var fileName = Path.GetFileName(file.FileName);
var serverPath = Path.Combine(Server.MapPath("~/Users"), this.User.Identity.GetUserId(), fileName);
file.SaveAs(serverPath);
TagLib.File fileDetails = TagLib.File.Create(serverPath);
// populate a song file
var song = new AudioFile(fileName, serverPath, fileDetails.Tag, fileDetails.Properties);
// Add songs to playlist
var playlist = db.Playlists.FirstOrDefault(p => p.Id == model.Id);
if (playlist != null)
{
playlist.AudioFiles.Add((song));
}
}
}
// Save to Database
db.SaveChanges();
return(RedirectToAction("List", "Playlist"));
}
}
return(View());
}
private HashSet <string> GetAdminUserNames(List <ApplicationUser> users, PlaylistSharingDbContext context)
{
var userManager = new UserManager <ApplicationUser>(
new UserStore <ApplicationUser>(context));
var admins = new HashSet <string>();
foreach (var user in users)
{
if (userManager.IsInRole(user.Id, "Admin"))
{
admins.Add(user.UserName);
}
}
return(admins);
}
private void SetUserRoles(EditUserViewModel viewModel, ApplicationUser user, PlaylistSharingDbContext context)
{
var userManager = HttpContext.GetOwinContext()
.GetUserManager <ApplicationUserManager>();
foreach (var role in viewModel.Roles)
{
if (role.IsSelected && !userManager.IsInRole(user.Id, role.Name))
{
userManager.AddToRole(user.Id, role.Name);
}
else if (!role.IsSelected && userManager.IsInRole(user.Id, role.Name))
{
userManager.RemoveFromRole(user.Id, role.Name);
}
}
}
public ActionResult DeleteSong(int?playlistId, int?songId)
{
if (playlistId == null || songId == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
using (var db = new PlaylistSharingDbContext())
{
var playlist = db.Playlists.FirstOrDefault(p => p.Id == playlistId);
// Check if playlist exists
if (playlist == null)
{
return(HttpNotFound());
}
var song = playlist.AudioFiles.FirstOrDefault(a => a.Id == songId);
// Check if song exists
if (song == null)
{
return(HttpNotFound());
}
if (IsUserAuthorizedToEdit(playlist))
{
var serverPath = Path.Combine(Server.MapPath("~/Users"), playlist.UserId, song.NameOnServer);
if (System.IO.File.Exists(serverPath))
{
System.IO.File.Delete(serverPath);
}
playlist.AudioFiles.Remove(song);
}
// Save
db.SaveChanges();
return(RedirectToAction("Details", "Playlist", new { id = playlistId }));
}
}
public ActionResult Details(int?id)
{
if (id == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
Playlist playlist;
using (var database = new PlaylistSharingDbContext())
{
playlist = database.Playlists
.Where(a => a.Id == id)
.Include(a => a.User)
.Include(a => a.AudioFiles)
.FirstOrDefault();
}
return(View(playlist));
}
public ActionResult List()
{
List <Playlist> playlists;
using (var database = new PlaylistSharingDbContext())
{
if (database.Playlists.Any())
{
playlists = database.Playlists
.Include(u => u.User)
.Include(u => u.AudioFiles)
.ToList();
}
else
{
playlists = new List <Playlist>();
}
}
return(View(playlists));
}
public ActionResult Edit(string id, EditUserViewModel viewModel)
{
if (ModelState.IsValid)
{
using (var db = new PlaylistSharingDbContext())
{
// Get user from database
var user = db.Users
.FirstOrDefault(a => a.Id == id);
// Check if user exists
if (user == null)
{
return(HttpNotFound());
}
// If password field is not empty, change password
if (!string.IsNullOrEmpty(viewModel.Password))
{
var hasher = new PasswordHasher();
var passwordHash = hasher.HashPassword(viewModel.Password);
user.PasswordHash = passwordHash;
}
// Set user properties
user.Email = viewModel.User.Email;
user.FullName = viewModel.User.FullName;
user.UserName = viewModel.User.Email;
this.SetUserRoles(viewModel, user, db);
// Save changes
db.Entry(user).State = System.Data.Entity.EntityState.Modified;
db.SaveChanges();
return(RedirectToAction("List"));
}
}
return(View(viewModel));
}
// GET: User/Delete
public ActionResult Delete(string id)
{
if (id == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
using (var db = new PlaylistSharingDbContext())
{
// Get user from database
var user = db.Users
.FirstOrDefault(u => u.Id.Equals(id));
// Check if user exists
if (user == null)
{
return(HttpNotFound());
}
return(View(user));
}
}
public ActionResult Delete(int?id)
{
if (id == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
using (var db = new PlaylistSharingDbContext())
{
var playlist = db.Playlists.FirstOrDefault(p => p.Id == id);
// Check if playlist exists
if (playlist == null)
{
return(HttpNotFound());
}
if (IsUserAuthorizedToEdit(playlist))
{
foreach (var song in playlist.AudioFiles)
{
var serverPath = Path.Combine(Server.MapPath("~/Users"), playlist.UserId, song.NameOnServer);
if (System.IO.File.Exists(serverPath))
{
System.IO.File.Delete(serverPath);
}
}
playlist.AudioFiles.Clear();
db.Playlists.Remove(playlist);
}
// Save
db.SaveChanges();
return(RedirectToAction("List", "Playlist"));
}
}
