Portal application - initial.
This commit is contained in:
@@ -0,0 +1,523 @@
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using Microsoft.AspNetCore.Http;
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using Microsoft.AspNetCore.Localization;
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using Microsoft.AspNetCore.Mvc;
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using Microsoft.AspNetCore.Mvc.Filters;
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using Microsoft.AspNetCore.Routing;
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using Microsoft.Net.Http.Headers;
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using Newtonsoft.Json;
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using Newtonsoft.Json.Serialization;
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using Sarand.BusinessMgr.Net.Core.Web.App;
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using Sarand.BusinessMgr.Net.Core.Web.Models;
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using Sarand.BusinessMgr.Net.Standard.Base.App;
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using Sarand.BusinessMgr.Net.Standard.Base.Bus;
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using Sarand.BusinessMgr.Net.Standard.Base.Consoles;
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using Sarand.BusinessMgr.Net.Standard.Base.Mgr;
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using Sarand.Net.Standard.Base.App;
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using Sarand.Net.Standard.Base.CodeTypes;
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using Sarand.Net.Standard.Base.Core;
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using Sarand.Net.Standard.Base.Dbas;
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using Sarand.Net.Standard.Base.Diary;
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using Sarand.Net.Standard.Base.Email;
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using Sarand.Net.Standard.Base.Helpers;
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using Sarand.Net.Standard.Base.Interfaces;
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using Sarand.Net.Standard.Base.ItemData;
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using Sarand.Net.Standard.Base.ItemDocs;
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using Sarand.Net.Standard.Base.ItemOptions;
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using Sarand.Net.Standard.Base.ReferenceData;
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using Sarand.Net.Standard.Base.Security;
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using Sarand.Net.Standard.Base.UpdateLog;
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using Sarand.Net.Standard.Base.Utils;
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using System;
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using System.Collections.Generic;
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using System.Collections.Specialized;
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using System.Linq;
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using System.Reflection;
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using System.Text;
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using System.Text.RegularExpressions;
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using System.Web;
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namespace Sarand.BusinessMgr.Net.Core.Web.Controllers
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{
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//=======================================================================
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public abstract class SbmController_Base : Controller
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{
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//-------------------------------------------------------------------
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// Data members.
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private SbmInternals internals;
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//-------------------------------------------------------------------
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// Protected construction.
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protected SbmController_Base(SbmLocaliser localiser)
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{
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Localiser = localiser;
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// Initialise console (debug) logging listener.
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//if (Directory.Exists(App.LoggingRootFolder) && SbmSystem.DebugMode)
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// SbmConsoleListener.ConfigureDebugListener(App.LoggingRootFolder);
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if (DebugMode) SaLogger.Trace(GetType().Name + ".CTR");
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}
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protected override void Dispose(bool disposing)
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{
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if (disposing)
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{
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}
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base.Dispose(disposing);
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}
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//-------------------------------------------------------------------
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// Properties.
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public bool DebugMode { get; } = SacsSystem.DebugMode;
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protected SbmApplication_Web App { get { return SbmApplication_Web.WebApp; } }
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public SbmSessionConfig SessionConfig { get { return App.SessionConfig; } }
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public SbmSessionContext SessionContext { get { return App.SessionContext; } }
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public SbmUserContext UserContext { get { return SessionData.UserContext; } }
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protected SbmLocaliser Localiser { get; }
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/// <summary>
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/// Indicate whether session data should be stored by action.
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/// <para>Any action that might modify the session data must store it.</para>
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/// <para>Some actions such as scoring a password's complexity don't need to.</para>
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/// </summary>
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public virtual bool StoreSessionData { get; protected set; } = true;
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// Culture.
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private string LanguageIso2
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{
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get
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{
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var feature = HttpContext.Features.Get<IRequestCultureFeature>();
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return feature.RequestCulture.UICulture.TwoLetterISOLanguageName.ToLower();
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}
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}
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// Business components.
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public SbmInternals Internals { get { if (internals == null) internals = new SbmInternals(UserContext); return internals; } }
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// Managers.
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public SbmAccountMgr AccountMgr { get { return Internals.AccountMgr; } }
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public SbmAssetMgr AssetMgr { get { return Internals.AssetMgr; } }
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public SbmCommodityMgr CommodityMgr { get { return Internals.CommodityMgr; } }
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public SbmPriceMgr PriceMgr { get { return Internals.PriceMgr; } }
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public SbmTransactionMgr TransactionMgr { get { return Internals.TransactionMgr; } }
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public SbmStockMgr StockMgr { get { return Internals.StockMgr; } }
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public SbmProcessMgr ProcessMgr { get { return Internals.ProcessMgr; } }
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public SbmDataItemMgr DataItemMgr { get { return Internals.DataItemMgr; } }
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// Consoles.
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public SbmConfigConsole ConfigConsole { get { return Internals.ConfigConsole; } }
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public SaDiaryConsole DiaryConsole { get { return Internals.DiaryConsole; } }
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public SaSecurityConsole SecurityConsole { get { return Internals.SecurityConsole; } }
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public SaCodeTypeConsole CodeTypeConsole { get { return Internals.CodeTypeConsole; } }
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public SaReferenceDataConsole ReferenceDataConsole { get { return Internals.ReferenceDataConsole; } }
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public SaUpdateLogConsole UpdateLogConsole { get { return Internals.UpdateLogConsole; } }
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public SaInterfaceConsole InterfaceConsole { get { return Internals.InterfaceConsole; } }
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public SaItemDocConsole ItemDocConsole { get { return Internals.ItemDocConsole; } }
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public SaItemOptionConsole ItemOptionConsole { get { return Internals.ItemOptionConsole; } }
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public SaItemDataConsole ItemDataConsole { get { return Internals.ItemDataConsole; } }
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// Configurations.
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public SbmStockControlConfig StockControlConfig { get { return Internals.StockControlConfig; } }
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public SbmRequirementCostingConfig RequirementCostingConfig { get { return Internals.RequirementCostingConfig; } }
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// System codes.
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public List<TypeCodeDesc> GetCodesOfType(Sbm.SystemCode systemCode) { return Internals.GetCodesOfType(systemCode); }
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// Email.
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public SaEmailConfig EmailConfig { get { return Internals.EmailConfig; } }
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public SbmEmailConsole EmailConsole { get { return Internals.EmailConsole; } }
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//-------------------------------------------------------------------
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// Redirection locations.
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//-------------------------------------------------------------------
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public static readonly String ParamName_SessionExpired = "SessionExpired";
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protected enum RedirectLocation
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{
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WebAppBase,
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WebAppHome,
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WebAppHome_SessionExpired,
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}
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protected String GetRedirectLocation(RedirectLocation redirectLocation)
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{
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string protocol = Request.Scheme;
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var parameters = new RouteValueDictionary();
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String homeAction = Url.Action("Index", "Home", parameters, protocol);
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switch (redirectLocation)
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{
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case RedirectLocation.WebAppBase:
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return Regex.Replace(homeAction, "\\/$", "") + "/";
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case RedirectLocation.WebAppHome:
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return homeAction;
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case RedirectLocation.WebAppHome_SessionExpired:
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// Set the session expired parameter so that the page can report it.
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// NB Paramater must have a value to be included in the URL query string.
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parameters.Add(ParamName_SessionExpired, "1");
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return homeAction;
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}
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return "";
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}
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//-------------------------------------------------------------------
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// Action execution events.
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//-------------------------------------------------------------------
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public override void OnActionExecuting(ActionExecutingContext filterContext)
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{
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if (DebugMode) SaLogger.Debug(GetType().Name + ".OnActionExecuting" + (ViewData.Model != null ? " Model: " + ViewData.Model : ""));
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// Refreh model properties.
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SbmModel_Base baseModel = ViewData.Model as SbmModel_Base;
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RefreshModel(baseModel);
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base.OnActionExecuting(filterContext);
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}
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public override void OnActionExecuted(ActionExecutedContext filterContext)
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{
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if (DebugMode) SaLogger.Debug(GetType().Name + ".OnActionExecuted" + (ViewData.Model != null ? " Model: " + ViewData.Model : ""));
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// Refreh model properties.
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SbmModel_Base baseModel = ViewData.Model as SbmModel_Base;
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RefreshModel(baseModel);
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// Store session data if present - as potentially modfied.
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if (SessionData != null)
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{
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// Most actions will store the session data in case it's been modified.
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// Some actions (eg. score password) don't need to.
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if (StoreSessionData)
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{
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String sessionDataJson = JsonConvert.SerializeObject(SessionData);
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HttpContext.Session.Set(SessionStorage.SessionKey_SessionConfig, SessionStorage.sessionDataEncoding.GetBytes(sessionDataJson));
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}
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}
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else HttpContext.Session.Remove(SessionStorage.SessionKey_SessionConfig);
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// Response headers.
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if (baseModel != null && baseModel.ProhibitCache)
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{
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if (Response.Headers.ContainsKey(HeaderNames.CacheControl))
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Response.Headers.Remove(HeaderNames.CacheControl);
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Response.Headers.Add(HeaderNames.CacheControl, "no-cache, no-store, must-revalidate");
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Response.Headers.Add(HeaderNames.Pragma, "no-cache");
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Response.Headers.Add(HeaderNames.Expires, "0");
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}
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base.OnActionExecuted(filterContext);
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}
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//-------------------------------------------------------------------
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// Model.
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//-------------------------------------------------------------------
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protected void RefreshModel(SbmModel_Base model)
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{
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if (model == null) return;
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// Session data.
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model.SessionData_Web = SessionData;
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// Redirect locations.
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model.RedirectLocation.Base = GetRedirectLocation(RedirectLocation.WebAppBase);
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model.RedirectLocation.Home = GetRedirectLocation(RedirectLocation.WebAppHome);
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model.RedirectLocation.Home_SessionExpired = GetRedirectLocation(RedirectLocation.WebAppHome_SessionExpired);
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}
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//-------------------------------------------------------------------
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// Parameters.
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//-------------------------------------------------------------------
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public String EncryptParameters(NameValueCollection parameters, String base64IV, String base64Key)
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{
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String fn = nameof(ControllerBase) + ".EncryptParameters";
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try
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{
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// Copy the list of parameters, adding a random name/value pair to randomise the encryption.
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NameValueCollection parametersToEncrypt = new NameValueCollection(parameters);
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// NB Range 10-189 intended to have equal chance of 2 or 3 digit number.
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parametersToEncrypt.Add("!" + SacsRandomHelper.GetInt32(10, 190).ToString(), SacsRandomHelper.GetInt32(10, 190).ToString());
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// Sort the keys to ensure that the random '!' param is first in the query string.
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String[] paramKeys = parametersToEncrypt.AllKeys;
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Array.Sort(paramKeys);
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// Serialise parameters as if in a URL query string - so that they can be deserialised in DecryptParameters() below.
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string queryString = String.Join("&", paramKeys.Select(a => a + "=" + HttpUtility.UrlEncode(parametersToEncrypt[a])));
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String encrypted = SacsEncryptionHelper.Encrypt(queryString, base64IV, base64Key);
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if (DebugMode)
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{
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SaLogger.Debug(fn + " Encrypted: " + encrypted);
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NameValueCollection decryptedParams = DecryptParameters(encrypted, base64IV, base64Key);
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}
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return encrypted;
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}
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catch (Exception exc) { SaLogger.Warn(fn + " " + ExceptionUtil.GetErrorStateMessage(exc)); }
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return "";
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}
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public NameValueCollection DecryptParameters(String encrypted, String base64IV, String base64Key)
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{
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String fn = nameof(ControllerBase) + ".DecryptParameters";
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if (DebugMode) SaLogger.Debug(fn + " \n\tEncrypted: " + encrypted + "\n\tIV: " + base64IV + "\n\tKey: " + base64Key);
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try
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{
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String queryString = SacsEncryptionHelper.Decrypt(encrypted, base64IV, base64Key);
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return HttpUtility.ParseQueryString(queryString);
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}
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catch (Exception exc) { SaLogger.Warn(fn + " " + ExceptionUtil.GetErrorStateMessage(exc)); }
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return new NameValueCollection();
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}
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//-------------------------------------------------------------------
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// Cookies.
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//-------------------------------------------------------------------
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/// <summary>Retrieve the value from the named request cookie.</summary>
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public String GetRequestCookie(String key)
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{
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if (Request.Cookies.ContainsKey(key))
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return Request.Cookies[key];
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return null;
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}
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/// <summary>Set the value against the named response cookie.</summary>
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public void SetResponseCookie(string key, string value, DateTime? expiresAt = null, bool isEssential = false)
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{
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CookieOptions options = new CookieOptions();
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options.HttpOnly = true;
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options.Secure = true;
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options.SameSite = Microsoft.AspNetCore.Http.SameSiteMode.Strict;
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if (expiresAt.HasValue)
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options.Expires = expiresAt;
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if (isEssential)
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options.IsEssential = true;
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Response.Cookies.Append(key, value, options);
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}
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//-------------------------------------------------------------------
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// Session.
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//-------------------------------------------------------------------
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public bool ValidUserSession { get { return SessionData?.ValidUserSession ?? false; } }
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public DbUpdateInfo DbUpdateInfo { get { return SessionData?.DbUpdateInfo ?? new DbUpdateInfo(null, "", SbmSystem.ComputerName); } }
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// Referrer.
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public String Referer { get { return Request.Headers["Referer"].ToString(); } }
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public bool ValidReferer { get { return !StringUtil.IsEmpty(Referer); } }
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/// <summary>Store session data, eg. to start a new user session on sign-in.</summary>
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protected bool SetSessionData(SbmSessionData_Web sessionData)
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{
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if (sessionStorage.SessionData != null) return false;
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sessionStorage.SessionData = sessionData;
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return true;
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}
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protected void ClearSessionData()
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{
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if (HttpContext.Session.IsAvailable)
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HttpContext.Session.Clear();
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sessionStorage.SessionData = null;
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}
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//-------------------------------------------------------------------
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// Session storage.
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public class SessionStorage
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{
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public SbmSessionData_Web SessionData { get; set; }
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public static String SessionKey_SessionConfig { get; } = "SbmSessionData";
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public static Encoding sessionDataEncoding { get; } = Encoding.UTF8;
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//JSON Serialisation.
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public class SbmSessionDataContractResolver : DefaultContractResolver
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{
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// To allow private properties to be deserialised.
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// NB Only applies to top level properties in the serialised object.
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protected override List<MemberInfo> GetSerializableMembers(Type objectType)
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{
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var flags = BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic;
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MemberInfo[] fields = objectType.GetFields(flags);
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return fields
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.Concat(objectType.GetProperties(flags).Where(propInfo => propInfo.CanWrite))
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.ToList();
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}
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protected override IList<JsonProperty> CreateProperties(Type type, MemberSerialization memberSerialization)
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{
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return base.CreateProperties(type, MemberSerialization.Fields);
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}
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};
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public static JsonSerializerSettings JsonDeserialisationSettings = new JsonSerializerSettings
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{
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ContractResolver = new SbmSessionDataContractResolver(),
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// Force all deserialised objects to be replaced - to avoid proxy lists not populating.
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ObjectCreationHandling = ObjectCreationHandling.Replace
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};
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}
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private readonly SessionStorage sessionStorage = new SessionStorage();
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protected JsonSerializerSettings SbmSessionDataJsonSerializerSettings { get { return SessionStorage.JsonDeserialisationSettings; } }
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//-------------------------------------------------------------------
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public SbmSessionData_Web SessionData
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{
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get
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{
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try
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{
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// Retrieve session data if not already in controller.
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if (sessionStorage.SessionData == null)
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{
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byte[] sessionDataBytes = null;
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HttpContext.Session.TryGetValue(SessionStorage.SessionKey_SessionConfig, out sessionDataBytes);
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if (sessionDataBytes != null)
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{
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String sessionDataJson = SessionStorage.sessionDataEncoding.GetString(sessionDataBytes);
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sessionStorage.SessionData = DeserializeSessionData(sessionDataJson);
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}
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}
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return sessionStorage.SessionData;
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}
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catch (Exception exc)
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{
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SaLogger.Warn(GetType().Name + ".SessionData " + exc.GetType().Name + " - " + exc.Message + exc.GetStackEntries().Concat("", "\n\t"));
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}
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return null;
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}
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}
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protected abstract SbmSessionData_Web DeserializeSessionData(String sessionDataJson);
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//-------------------------------------------------------------------
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// Ajax actions.
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//-------------------------------------------------------------------
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protected static readonly Encoding ajaxResponseEncoding = Encoding.UTF8;
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protected IActionResult GetAjaxResult_GoHome(AjaxResponse_Base responseData)
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{
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responseData.SetGoHome();
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return Json(responseData);
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}
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protected IActionResult GetAjaxResult_InvalidSession(AjaxResponse_Base responseData)
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{
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responseData.SetGoHome();
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return Json(responseData);
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}
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//-------------------------------------------------------------------
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public class AjaxResponse_Base
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{
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// Response status.
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public bool Success { get; set; } = false;
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public bool Error { get; set; } = false;
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public bool SessionExpired { get; protected set; } = false;
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public bool GoHome { get; protected set; } = false;
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public AjaxResponse_Base SetSessionExpired(String title, String text)
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{
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SessionExpired = true;
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return SetMessage(title, text);
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}
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public AjaxResponse_Base SetGoHome()
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{
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GoHome = true;
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return this;
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}
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public AjaxResponse_Base SetGoHome(String title, String text)
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{
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GoHome = true;
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return SetMessage(title, text);
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}
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// Message - displays alert popup.
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public class MessageData
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{
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public String Title { get; set; }
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public String Text { get; set; }
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}
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public MessageData Message { get; private set; }
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public AjaxResponse_Base SetMessage(String title, String text)
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{
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if (!StringUtil.IsEmpty(text))
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Message = new MessageData() { Title = title, Text = text };
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return this;
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}
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}
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//-------------------------------------------------------------------
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public class AjaxResponse_Data : AjaxResponse_Base
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{
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// Construction.
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protected AjaxResponse_Data(SbmModel_Base model)
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{
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}
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// Form data.
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public class FormControlValue
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{
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public FormControlValue(String controlName, String value, String error)
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{
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ControlName = controlName;
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Value = value;
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Error = error;
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}
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public String ControlName { get; }
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public String Value { get; set; }
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public String Error { get; set; }
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}
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private readonly Dictionary<String, FormControlValue> controlValues = new Dictionary<String, FormControlValue>();
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public List<FormControlValue> ControlValues { get { return controlValues.Values.ToList(); } }
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public void SetControlValue(String controlName, String value, String error = null)
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{
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if (controlValues.ContainsKey(controlName))
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{
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// Modify existing entry in the list.
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FormControlValue controlValue = controlValues[controlName];
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if (value != null) controlValue.Value = value;
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if (error != null) controlValue.Error = error;
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}
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else
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{
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// Add new control to list.
|
||||
controlValues.Add(controlName, new FormControlValue(controlName, value, error));
|
||||
}
|
||||
}
|
||||
/// <summary>Assign the error to the control by name and return this response data.</summary>
|
||||
public AjaxResponse_Data SetControlError(String controlName, String error)
|
||||
{
|
||||
return SetControlError(controlName, error, this);
|
||||
}
|
||||
/// <summary>
|
||||
/// Assign the error to the control by name and return the specified value.
|
||||
/// <para>- Allows alternative return values to be specified (eg. 'false') to avoid separate return statement in calling routine.</para>
|
||||
/// </summary>
|
||||
public T SetControlError<T>(String controlName, String error, T returnValue)
|
||||
{
|
||||
SetControlValue(controlName, null, error);
|
||||
return returnValue;
|
||||
}
|
||||
public bool HasControlErrors()
|
||||
{
|
||||
foreach (FormControlValue controlValue in controlValues.Values)
|
||||
{
|
||||
if (!StringUtil.IsEmpty(controlValue.Error)) return true;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
// Notification - briefly displays after response received.
|
||||
public class NotificationData
|
||||
{
|
||||
public String Title { get; set; }
|
||||
public String Message { get; set; }
|
||||
}
|
||||
public NotificationData Notification { get; private set; }
|
||||
public bool HasNotification { get { return Notification != null; } }
|
||||
public AjaxResponse_Data SetNotification(String title, String message)
|
||||
{
|
||||
Notification = new NotificationData() { Title = title, Message = message };
|
||||
return this;
|
||||
}
|
||||
// Paged data.
|
||||
public class PagingData
|
||||
{
|
||||
public PagingData(SbmModel_Base model) :
|
||||
this(model.Paging.PageNo, model.Paging.PageLength, model.Paging.ItemCount, model.Paging.ItemTotal)
|
||||
{ }
|
||||
public PagingData(uint pageNo, ushort pageLength, ushort itemCount, ulong itemTotal)
|
||||
{
|
||||
PageNo = pageNo;
|
||||
PageLength = pageLength;
|
||||
ItemCount = itemCount;
|
||||
ItemTotal = itemTotal;
|
||||
}
|
||||
public bool Paged { get { return (PageNo > 0 && PageLength > 0 && ItemTotal > PageLength); } }
|
||||
public uint PageNo { get; } = 0;
|
||||
public ushort PageLength { get; } = 0;
|
||||
public uint PageCount { get { return (PageLength > 0 ? (uint)Math.Ceiling((decimal)ItemTotal / PageLength) : 0); } }
|
||||
public ushort ItemCount { get; } = 0;
|
||||
public ulong ItemTotal { get; } = 0;
|
||||
}
|
||||
public PagingData Paging { get; private set; }
|
||||
public void SetPaging(SbmModel_Base model)
|
||||
{
|
||||
Paging = new PagingData(model);
|
||||
}
|
||||
}
|
||||
|
||||
//-------------------------------------------------------------------
|
||||
}
|
||||
//=======================================================================
|
||||
}
|
||||
Reference in New Issue
Block a user