EnVisageOnline/Main/Source/EnVisage/Controllers/ViewController.cs

392 lines
15 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Web.Mvc;
using EnVisage.Code;
using EnVisage.Code.BLL;
using EnVisage.Code.Cache;
using EnVisage.Models;
using jQuery.DataTables.Mvc;
using EnVisage.App_Start;
using System.Web.Script.Serialization;
using EnVisage.Code.Validation;
namespace EnVisage.Controllers
{
public class PreferencesItem
{
public string Key { get; set; }
public string Value { get; set; }
}
[Authorize]
public class ViewController : BaseController
{
/// <summary>
/// GET: /View/
/// </summary>
/// <returns>Empty view</returns>
[HttpGet]
public ActionResult Index()
{
//if (!HtmlHelpers.CheckSecurityObjectPermission(null, Areas.Views, AccessLevel.Read))
// return Redirect("/");
return View();
}
/// <summary>
/// Returns JSON View list with filters and sort for jQuery DataTables
/// </summary>
[HttpPost]
public JsonResult Index(JQueryDataTablesModel jQueryDataTablesModel)
{
int totalRecordCount;
int searchRecordCount;
var views = GetViews(startIndex: jQueryDataTablesModel.iDisplayStart,
pageSize: jQueryDataTablesModel.iDisplayLength, sortedColumns: jQueryDataTablesModel.GetSortedColumns(),
totalRecordCount: out totalRecordCount, searchRecordCount: out searchRecordCount, searchString: jQueryDataTablesModel.sSearch);
return this.DataTablesJson(items: views,
totalRecords: totalRecordCount,
totalDisplayRecords: searchRecordCount,
sEcho: jQueryDataTablesModel.sEcho);
}
private IEnumerable<ViewListModel> GetViews(int startIndex,
int pageSize,
IEnumerable<SortedColumn> sortedColumns,
out int totalRecordCount,
out int searchRecordCount,
string searchString)
{
var query = from c in DbContext.Views
select new ViewListModel()
{
Id = c.Id,
Name = c.Name
};
//filter
if (!string.IsNullOrWhiteSpace(searchString))
{
query = query.Where(c => c.Name.ToLower().Contains(searchString.ToLower()));
}
//sort
foreach (var sortedColumn in sortedColumns)
{
switch (sortedColumn.PropertyName)
{
case "Id":
query = sortedColumn.Direction == SortingDirection.Ascending ? query.OrderBy(c => c.Id) : query.OrderByDescending(c => c.Id);
break;
default:
query = sortedColumn.Direction == SortingDirection.Ascending ? query.OrderBy(c => c.Name) : query.OrderByDescending(c => c.Name);
break;
}
}
totalRecordCount = DbContext.Views.Count();
searchRecordCount = query.Count();
return query.Skip(startIndex).Take(pageSize).ToList();
}
// GET: /View/Edit/5
[HttpGet]
public ActionResult Edit(Guid? id, string backController, string backAction)
{
try
{
var manager = new ViewManager(DbContext);
var model = manager.LoadWithChildCollections(id) ?? new ViewModel();
if ((!id.HasValue) || id.Value.Equals(Guid.Empty))
{
model.Watchers = new List<Guid>() { new Guid(HttpContext.User.Identity.GetID()) };
}
model.backController = backController;
model.backAction = backAction;
return PartialView("_editView", model);
}
catch (Exception exception)
{
LogException(exception);
}
return new HttpStatusCodeResult(HttpStatusCode.InternalServerError);
}
// POST: /View/Edit/5
[HttpPost]
[ValidateAjax]
[ValidateAntiForgeryToken]
public ActionResult Edit(ViewModel model)
{
if (model == null)
{
ModelState.AddModelError(string.Empty, @"Cannot save view. Try again later.");
return new FailedJsonResult(ModelState);
}
if (ContentLocker.IsLock("View", model.Id.ToString(), User.Identity.GetUserName()))
{
ModelState.AddModelError(string.Empty, @"This view is currently being updated by another user. Please attempt your edit again later.");
return new FailedJsonResult(ModelState);
}
model.TrimStringProperties();
var userIdAsText = User.Identity.GetID();
var userId = new Guid(userIdAsText);
if (((model.Teams == null) || (model.Teams.Count < 1)) &&
((model.Companies == null) || (model.Companies.Count < 1)))
{
ModelState.AddModelError(string.Empty, @"At least one Team or Business Unit must be selected");
}
if (ModelState.IsValid)
{
try
{
var manager = new ViewManager(DbContext);
var savedModel = manager.Save(model, userId);
DbContext.SaveChanges();
// Redirect client to recently created view, if current user is in watchers list of the view
var result = new SuccessContentJsonResult(new
{
viewId = savedModel.Id,
viewName = savedModel.Name,
openView = model.Id.Equals(Guid.Empty) && model.Watchers != null && model.Watchers.Contains(userId)
});
return result;
}
catch (BLLException blEx) // handle any system specific error
{
// display error message if required
if (blEx.DisplayError)
{
ModelState.AddModelError(string.Empty, blEx.Message);
}
else // if display not requried then display modal form with general error message
{
LogException(blEx);
ModelState.AddModelError(string.Empty, @"Cannot save view. Try again later.");
}
}
catch (Exception exception) // handle any unexpected error
{
LogException(exception);
ModelState.AddModelError(string.Empty, @"Cannot save view. Try again later.");
}
}
return new FailedJsonResult(ModelState);
}
// GET: /View/Delete/5
[HttpGet]
public ActionResult Delete(Guid? id)
{
try
{
var manager = new ViewManager(DbContext);
var model = (ViewModel)manager.Load(id) ?? new ViewModel();
return PartialView("_deleteView", model);
}
catch (Exception exception)
{
LogException(exception);
}
return new HttpStatusCodeResult(HttpStatusCode.InternalServerError);
}
[HttpPost]
[ValidateAjax]
[ValidateAntiForgeryToken]
public ActionResult Delete(Guid id)
{
try
{
if (ContentLocker.IsLock("View", id.ToString(), User.Identity.GetUserName()))
{
ModelState.AddModelError(string.Empty, @"This view is currently being updated by another user. Please attempt your delete again later.");
return new FailedJsonResult(ModelState);
}
var manager = new ViewManager(DbContext);
var dbObj = manager.Load(id, false);
if (dbObj == null)
{
ModelState.AddModelError(string.Empty, @"System cannot find the specified view. Please reload the page and attempt your delete again later.");
return new FailedJsonResult(ModelState);
}
// Links to view Teams and Companies are deleted by cascade delete constraints
var us = DbContext.User2View.Where(u2d => u2d.ViewId == dbObj.Id).ToList();
DbContext.User2View.RemoveRange(us);
DbContext.Views.Remove(dbObj);
DbContext.SaveChanges();
ContentLocker.RemoveLock("View", dbObj.Id.ToString(), User.Identity.GetUserName());
return new SuccessJsonResult();
}
catch (BLLException blEx)
{
if (blEx.DisplayError)
ModelState.AddModelError(string.Empty, blEx.Message);
else
{
LogException(blEx);
ModelState.AddModelError(string.Empty, @"System cannot delete view. Try again later.");
}
}
catch (Exception exception)
{
LogException(exception);
ModelState.AddModelError(string.Empty, @"System cannot delete view. Try again later.");
}
return new FailedJsonResult(ModelState);
}
[AreaSecurity(area = Areas.MyViews, level = AccessLevel.Read)]
public ActionResult Board(Guid? viewId, Guid? companyId)
{
var model = new ViewBoardModel();
var viewManager = new ViewManager(DbContext);
var teamManager = new TeamManager(DbContext);
var userId = Guid.Parse(User.Identity.GetID());
var user = new UsersCache().Value.FirstOrDefault(t => t.Id == userId);
var views = new ViewManager(DbContext).GetViewsByOwner(userId, user == null ? true : !user.ShowAutomaticViews);
if (viewId.HasValue)
{
var vw = views.FirstOrDefault(x => x.Id == viewId);
if (vw == null)
return RedirectToAccessDenied();
model.Views.Add(vw);
model.IsVirtualCompanyView = vw.CompanyId.HasValue;
var teams = new ViewManager(DbContext).GetTeamsWithResourcesByUser(vw.Id, userId);
model.Teams = teams.OrderBy(x => x.Name).ToList();
}
else if (companyId.HasValue)
{
var vw = views.FirstOrDefault(x => x.Id == companyId && x.CompanyId.HasValue && companyId == x.CompanyId);
if (vw == null)
return RedirectToAccessDenied();
model.Views.Add(vw);
model.IsVirtualCompanyView = vw.CompanyId.HasValue;
var teams = teamManager.GetTeamsByCompanyId(companyId.Value);
model.Teams = teamManager.LoadTeamsWithResourcesByUser(userId, teams.Select(x => x.TeamId).ToList()).ToList();
}
else if (views.Any())
{
var defaultView = views.OrderBy(x => x.Name).FirstOrDefault();
if (defaultView == null)
return RedirectToAccessDenied();
model.Views.Add(defaultView);
model.IsVirtualCompanyView = defaultView.CompanyId.HasValue;
var teams = viewManager.GetTeamsWithResourcesByUser(defaultView.Id, userId);
model.Teams = teams.OrderBy(x => x.Name).ToList();
}
SetUserSelectedViewId(model);
return View(model);
}
/// <summary>
/// Set initially selected view according to user preferences
/// </summary>
/// <param name="model"></param>
private void SetUserSelectedViewId(ViewBoardModel model)
{
Guid selectedViewId = Guid.Empty;
string userIdAsText = User.Identity.GetID();
Guid userId = new Guid(userIdAsText);
if (HttpContext.Request.Url != null)
{
string pageUrl = HttpContext.Request.Url.AbsolutePath;
var prefRecords = DbContext.UserPreferences.Where(x => x.UserId.Equals(userId) &&
x.Url.Equals(pageUrl, StringComparison.InvariantCultureIgnoreCase) &&
x.Section.Equals("viewsBlock", StringComparison.InvariantCultureIgnoreCase));
if (prefRecords.Any())
{
string prefData = prefRecords.First().Data;
JavaScriptSerializer ser = new JavaScriptSerializer();
var data = ser.Deserialize<List<PreferencesItem>>(prefData);
var selectedViewPrefs = data.Where(x => x.Key.Equals("pageSelectedView", StringComparison.InvariantCultureIgnoreCase) &&
x.Value.Length > 0).ToList();
if (selectedViewPrefs.Count > 0)
Guid.TryParse(selectedViewPrefs.First().Value, out selectedViewId);
}
}
if (model.Views.Count > 0)
{
List<Guid> viewIds = model.Views.Select(x => x.Id).ToList();
if (!selectedViewId.Equals(Guid.Empty) && viewIds.Contains(selectedViewId))
{
model.Id = selectedViewId;
model.SelectedViewName = model.Views.Where(x => x.Id.Equals(selectedViewId)).Select(x => x.Name).First();
}
else
{
model.Id = viewIds.First();
model.SelectedViewName = model.Views.First().Name;
}
}
}
// GET: /View/Details/5
[HttpGet]
public ActionResult Details(Guid? id)
{
if (id == null || id == Guid.Empty)
return new HttpStatusCodeResult(HttpStatusCode.BadRequest);
var model = new ViewModel();
try
{
var manager = new ViewManager(DbContext);
model = (ViewModel)manager.Load(id) ?? new ViewModel();
if (model.Id == Guid.Empty)
return HttpNotFound();
}
catch (BLLException blEx)
{
if (blEx.DisplayError)
SetErrorScript(message: blEx.Message);
else
{
LogException(blEx);
SetErrorScript();
}
}
catch (Exception exception)
{
LogException(exception);
SetErrorScript();
}
return PartialView("_details", model);
}
}
}