// GET: Shares
public async Task<ActionResult> Index()
{
using (IntelliDocsEntities db = new IntelliDocsEntities())
{
string userId = User.Identity.GetUserId();
AspNetUser user = await db.AspNetUsers.FindAsync(userId);
List<Share> shares = user.Shares.ToList();
List<Directory> shareDirectories =
await
db.Directories.Where(
x =>
shares.Where(shr => shr.Directory_nodeId != 0)
.Select(shr => shr.Directory_nodeId)
.ToList()
.Contains(x.dirId)).ToListAsync();
List<Document> shareDocuments =
await
db.Documents.Where(
doc =>
shares.Where(shr => shr.Document_docId != 0)
.Select(x => x.Document_docId)
.ToList()
.Contains(doc.docId)).ToListAsync();
ViewBag.Directories = shareDirectories;
ViewBag.Documents = shareDocuments;
return PartialView();
}
}
public async Task<ActionResult> ShareDirectory(int dirId, string userName)
{
using (IntelliDocsEntities db = new IntelliDocsEntities())
{
AspNetUser otherUser = await db.AspNetUsers.Where(usr => usr.UserName == userName).FirstOrDefaultAsync();
if (otherUser == null) return Json(new { status = "error", message = "<strong>Error!</strong> The specified Username couldn't be found." });
Share newShare = new Share()
{
shrCreatedDate = DateTime.Now,
Directory_nodeId = dirId
};
newShare.AspNetUsers.Add(otherUser);
db.Shares.Add(newShare);
try
{
await db.SaveChangesAsync();
}
catch (Exception ex)
{
return Json(new { status = "error", message = "<strong>Error!</strong> Failed to add the new Share: " + ex.Message });
}
return Json(new { status = "success", message = "<strong>Success!</strong> This Directory was successfully shared with " + otherUser.UserName + "." });
}
}
public ActionResult Upload(int id)
{
using (IntelliDocsEntities db = new IntelliDocsEntities())
{
Directory dir = db.Directories.Find(id);
return dir == null ? PartialView("Error") : PartialView(dir);
}
}
public async Task<ActionResult> FileDetails(int id)
{
using (IntelliDocsEntities db = new IntelliDocsEntities())
{
Document doc = await db.Documents.FirstOrDefaultAsync(x => x.docId == id);
ViewBag.Shares = await db.Shares.Where(shr => shr.Document_docId == doc.docId).ToListAsync();
return doc == null ? PartialView("Error") : PartialView(doc);
}
}
/// <summary>
/// Asynchronously retrieve the Library with the specified Library ID.
/// </summary>
/// <param name="identity">The inferring IIdentity of the User.</param>
/// <returns>The Library matching the specified Library ID.</returns>
public static async Task<Library> GetLibraryAsync(this IIdentity identity, int libraryId)
{
Library userLibrary = null;
using (IntelliDocsEntities db = new IntelliDocsEntities())
{
string userId = identity.GetUserId();
userLibrary = await db.Libraries.Where(x => x.libId == libraryId && x.AspNetUser_Id == userId).FirstOrDefaultAsync();
}
if (userLibrary.AspNetUser_Id != identity.GetUserId())
{
return null;
}
return userLibrary;
}
public async Task<ActionResult> ShareDirectory(int id)
{
using (IntelliDocsEntities db = new IntelliDocsEntities())
{
Directory dir = await db.Directories.FindAsync(id);
List<Share> dirShares =
await
db.Shares.Include(shr => shr.AspNetUsers)
.Where(shr => shr.Directory_nodeId == dir.dirId)
.ToListAsync();
ViewBag.DirShares = dirShares;
return PartialView(dir);
}
}
/// <summary>
/// Asynchronously retrieve the newest Library for the User.
/// </summary>
/// <param name="identity">The inferring IIdentity of the User.</param>
/// <returns>The User's newest Library.</returns>
public static async Task<Library> GetLibraryAsync(this IIdentity identity)
{
Library userLibrary = null;
using (IntelliDocsEntities db = new IntelliDocsEntities())
{
string userId = identity.GetUserId();
IReadOnlyList<Library> userLibraries = await db.Libraries.Where(x => x.AspNetUser_Id == userId).OrderByDescending(x => x.libCreatedDate).Include(x => x.Directories.Select(dir => dir.Documents)).ToListAsync();
userLibrary = userLibraries.FirstOrDefault();
if (userLibrary == null)
{
// Create new Library for User
userLibrary = await CreateLibrary(userId);
}
}
return userLibrary;
}
public ActionResult Upload(int dirId, string fileName, HttpPostedFileBase file)
{
if (string.IsNullOrEmpty(fileName)) return Json(new { status = "error", message = "A file name is required to upload." });
if (file == null || file.ContentLength == 0) return Json(new { status = "error", message = "A file is required." });
using (IntelliDocsEntities db = new IntelliDocsEntities())
{
Directory thisDirectory = db.Directories.Find(dirId);
string extension = Path.GetExtension(file.FileName);
Document newDoc = new Document()
{
dirId = dirId,
docCreatedDate = DateTime.Now,
docName = fileName,
docExtension = extension,
docContentType = file.ContentType,
User_userId = User.Identity.GetUserId()
};
db.Documents.Add(newDoc);
try
{
db.SaveChanges();
}
catch (Exception ex)
{
return Json(new { status = "error", message = "Error uploading new Document: " + ex.Message });
}
string basePath = Path.Combine(Server.MapPath("~"), thisDirectory.Path);
string fullFileName = newDoc.docId + newDoc.docExtension;
if (!System.IO.Directory.Exists(basePath))
{
System.IO.Directory.CreateDirectory(basePath);
}
file.SaveAs(Path.Combine(basePath, fullFileName));
}
return Json(new { status = "success", message = "The new Document was uploaded successfully." });
}
/// <summary>
/// Load a Partial View with the contents of the specified Directory.
/// </summary>
/// <param name="dirId">ID of the Directory.</param>
/// <param name="libraryId">ID of the Library of which this Directory is a member.</param>
/// <returns>Partial View.</returns>
/// <remarks>NOTE: This action is a Child action, meaning it is loaded as part of another (parent) action. Therefore (unfortunately), it must be synchronous.</remarks>
public ActionResult LoadDirectory(int? dirId, int? libraryId)
{
if (!dirId.HasValue || dirId == 0)
{
ViewBag.errorMessage = "A Directory ID is required.";
return PartialView("Error");
}
if (!libraryId.HasValue || libraryId == 0)
{
ViewBag.errorMessage = "A Library ID is required.";
return PartialView("Error");
}
using (IntelliDocsEntities db = new IntelliDocsEntities())
{
Directory thisDirectory = db.Directories.Include(dir => dir.Documents).FirstOrDefault(dir => dir.dirId == dirId && dir.Library_libId == libraryId);
if (thisDirectory == null) return View("Error", new HandleErrorInfo(new Exception("Directory not found."), "Library", "LoadDirectory"));
if (thisDirectory.Library_libId != libraryId) return View("Error", new HandleErrorInfo(new Exception("Specified Directory is not a part of this your Library."), "Library", "LoadDirectory"));
return PartialView(thisDirectory);
}
}
public ActionResult Delete(int id)
{
using (IntelliDocsEntities db = new IntelliDocsEntities())
{
Document doc = db.Documents.Find(id);
string path = doc.Path;
db.Entry(doc).State = EntityState.Deleted;
try
{
db.SaveChanges();
}
catch (Exception ex)
{
return Json(new { status = "error", message = "Failed to delete file: " + ex.Message }, JsonRequestBehavior.AllowGet);
}
System.IO.File.Delete(path);
}
return Json(new { status = "success", message = "File successfully deleted!" }, JsonRequestBehavior.AllowGet);
}
public async Task<ActionResult> SearchUsers(string q)
{
using (IntelliDocsEntities db = new IntelliDocsEntities())
{
string[] results =
await
db.AspNetUsers.Where(usr => usr.UserName.Contains(q)).Select(usr => usr.UserName).ToArrayAsync();
return Json(results, JsonRequestBehavior.AllowGet);
}
}
public async Task<ActionResult> UnShareDocument(int docId, string userName)
{
using (IntelliDocsEntities db = new IntelliDocsEntities())
{
AspNetUser otherUser = await db.AspNetUsers.Where(usr => usr.UserName == userName).FirstOrDefaultAsync();
if (otherUser == null) return Json(new { status = "error", message = "<strong>Error!</strong> The specified Username couldn't be found." });
List<Share> docShares = await db.Shares.Where(share => share.Document_docId == docId && share.AspNetUsers.Select(usr => usr.UserName).Contains(userName)).ToListAsync();
foreach (Share shr in docShares)
{
List<AspNetUser> updatedUsers = shr.AspNetUsers.ToList();
updatedUsers.RemoveAll(usr => usr.UserName == userName);
shr.AspNetUsers = updatedUsers;
db.Entry(shr).State = EntityState.Modified;
}
try
{
await db.SaveChangesAsync();
}
catch (Exception ex)
{
return Json(new { status = "error", message = "<strong>Error!</strong> Failed to modify the Share: " + ex.Message });
}
return Json(new { status = "success", message = "<strong>Success!</strong> This document was un-successfully shared with " + otherUser.UserName + "." });
}
}
public ActionResult Get(int id)
{
using (IntelliDocsEntities db = new IntelliDocsEntities())
{
Document doc = db.Documents.Find(id);
if (doc == null)
{
return HttpNotFound("The requested Document could not be found.");
}
byte[] fileBytes = System.IO.File.ReadAllBytes(doc.Path);
return File(new MemoryStream(fileBytes), doc.docContentType, doc.FullFilename);
}
}
public async Task<ActionResult> ShareDocument(int id)
{
using (IntelliDocsEntities db = new IntelliDocsEntities())
{
Document doc = await db.Documents.FindAsync(id);
List<Share> docShares =
await
db.Shares.Include(shr => shr.AspNetUsers)
.Where(shr => shr.Document_docId == doc.docId)
.ToListAsync();
ViewBag.DocShares = docShares;
return PartialView(doc);
}
}
/// <summary>
/// Asynchronously creates a new Library entity for the specified User.
/// </summary>
/// <param name="userId">The User ID of the User for which to create a new Library.</param>
/// <returns>The newly created Library entity.</returns>
public static async Task<Library> CreateLibrary(string userId)
{
using (IntelliDocsEntities db = new IntelliDocsEntities())
{
Library newLibrary = new Library()
{
AspNetUser_Id = userId,
libCreatedDate = DateTime.Now
};
db.Libraries.Add(newLibrary);
try
{
await db.SaveChangesAsync();
}
catch (Exception ex)
{
throw ex;
}
return newLibrary;
}
}
public ActionResult DeleteDirectory(int id)
{
using (IntelliDocsEntities db = new IntelliDocsEntities())
{
Directory dir = db.Directories.Find(id);
if (dir == null) return Json(new { status = "error", message = "Couldn't find the specified Directory." });
if (dir.dirParentId == null)
{
return Json(new { status = "error", message = "You can't delete your Root directory." });
}
string path = dir.Path;
db.Entry(dir).State = EntityState.Deleted;
try
{
db.SaveChanges();
}
catch (Exception ex)
{
return Json(new { status = "error", message = "Failed to delete folder: " + ex.Message });
}
path = Path.Combine(Server.MapPath("~"), path);
System.IO.Directory.Delete(path, true);
}
return Json(new { status = "success", message = "Folder successfully deleted!" });
}
/// <summary>
/// Creates a new Directory record for the current User's Library with the specified Parent Directory and Name.
/// </summary>
/// <param name="parentDirId">The id of the new Directory's Parent.</param>
/// <param name="dirName">The name of the new Directory.</param>
/// <param name="libraryId">The ID of a specific Library to use if desired.</param>
/// <returns>JSON specifying status and the ID of the new Directory if successful.</returns>
public async Task<ActionResult> CreateFolder(int? parentDirId, string dirName, int? libraryId = null)
{
if (parentDirId == null)
{
return Json(new { status = "error", message = "A Directory Parent ID is required." });
}
if (parentDirId == 0)
{
parentDirId = null;
}
if (string.IsNullOrEmpty(dirName))
{
return Json(new { status = "error", message = "A Directory name is required." });
}
string userId = User.Identity.GetUserId();
Directory newDir = new Directory()
{
dirCreateDate = DateTime.Now,
dirName = dirName,
dirParentId = parentDirId
};
using (IntelliDocsEntities db = new IntelliDocsEntities())
{
Library userLibrary;
if (libraryId == null || libraryId == 0)
{
userLibrary = await User.Identity.GetLibraryAsync();
}
else
{
userLibrary = await db.Libraries.FindAsync(libraryId);
if (userLibrary.AspNetUser_Id != userId)
{
return Json(new { status = "error", message = "The specified Library is not owned by the current User." });
}
}
newDir.Library_libId = userLibrary.libId;
if (parentDirId == null)
{
newDir.dirParentId = userLibrary.RootDirectory.dirId;
}
db.Directories.Add(newDir);
try
{
await db.SaveChangesAsync();
}
catch (Exception ex)
{
// TODO: Exception handling
return Json(new { status = "error", message = "Error adding new Directory to DB: " + ex.Message });
}
System.IO.Directory.CreateDirectory(Path.Combine(Server.MapPath("~"), newDir.Path));
}
return Json(new { status = "success", message = "New folder, " + newDir.dirName + ", was created <strong>successfully</strong>!" });
}
