Merge pull request #5295 from sbwalker/dev

add time zone support for sites and users

Oqtane.Client/Extensions/OqtaneServiceCollectionExtensions.cs

@@ -54,6 +54,7 @@ namespace Microsoft.Extensions.DependencyInjection
             services.AddScoped<ILocalizationCookieService, LocalizationCookieService>();
             services.AddScoped<ICookieConsentService, CookieConsentService>();
             services.AddScoped<IOutputCacheService, OutputCacheService>();
+            services.AddScoped<ITimeZoneService, TimeZoneService>();
 
             // providers
             services.AddScoped<ITextEditor, Oqtane.Modules.Controls.QuillJSTextEditor>();

Oqtane.Client/Modules/Admin/Register/Index.razor

@@ -3,6 +3,7 @@
 @inherits ModuleBase
 @inject NavigationManager NavigationManager
 @inject IUserService UserService
+@inject ITimeZoneService TimeZoneService
 @inject IStringLocalizer<Index> Localizer
 @inject IStringLocalizer<SharedResources> SharedLocalizer
 @inject ISettingService SettingService
@@ -56,6 +57,18 @@
                             <input id="displayname" class="form-control" @bind="@_displayname" maxlength="50" />
                         </div>
                     </div>
+                    <div class="row mb-1 align-items-center">
+                        <Label Class="col-sm-3" For="timezone" HelpText="Your time zone" ResourceKey="TimeZone">Time Zone:</Label>
+                        <div class="col-sm-9">
+                            <select id="timezone" class="form-select" @bind="@_timezoneid">
+                                <option value="">&lt;@SharedLocalizer["Not Specified"]&gt;</option>
+                                @foreach (var timezone in _timezones)
+                                {
+                                    <option value="@timezone.Id">@timezone.DisplayName</option>
+                                }
+                            </select>
+                        </div>
+                    </div>
                 </div>
                 <br />
                 <button type="button" class="btn btn-primary" @onclick="Register">@Localizer["Register"]</button>
@@ -77,6 +90,7 @@ else
 }
 
 @code {
+    private List<Models.TimeZone> _timezones;
     private string _passwordrequirements;
     private string _username = string.Empty;
     private ElementReference form;
@@ -87,6 +101,7 @@ else
     private string _confirm = string.Empty;
     private string _email = string.Empty;
     private string _displayname = string.Empty;
+    private string _timezoneid = string.Empty;
     private bool _userCreated = false;
     private bool _allowsitelogin = true;
 
@@ -96,6 +111,8 @@ else
     {
         _passwordrequirements = await UserService.GetPasswordRequirementsAsync(PageState.Site.SiteId); 
         _allowsitelogin = bool.Parse(SettingService.GetSetting(PageState.Site.Settings, "LoginOptions:AllowSiteLogin", "true"));
+        _timezones = await TimeZoneService.GetTimeZonesAsync();
+        _timezoneid = PageState.Site.TimeZoneId;
     }
 
     protected override void OnParametersSet()
@@ -124,6 +141,7 @@ else
                             Password = _password,
                             Email = _email,
                             DisplayName = (_displayname == string.Empty ? _username : _displayname),
+                            TimeZoneId = _timezoneid,
 							PhotoFileId = null
                         };
                         user = await UserService.AddUserAsync(user);

Oqtane.Client/Modules/Admin/Site/Index.razor

@@ -10,6 +10,7 @@
 @inject IAliasService AliasService
 @inject IThemeService  ThemeService
 @inject ISettingService  SettingService
+@inject ITimeZoneService TimeZoneService
 @inject IServiceProvider ServiceProvider
 @inject IStringLocalizer<Index> Localizer
 @inject INotificationService NotificationService
@@ -41,6 +42,18 @@
                     </select>
                 </div>
             </div>
+            <div class="row mb-1 align-items-center">
+                <Label Class="col-sm-3" For="timezone" HelpText="Your time zone" ResourceKey="TimeZone">Time Zone:</Label>
+                <div class="col-sm-9">
+                    <select id="timezone" class="form-select" @bind="@_timezoneid">
+                        <option value="">&lt;@SharedLocalizer["Not Specified"]&gt;</option>
+                        @foreach (var timezone in _timezones)
+                        {
+                            <option value="@timezone.Id">@timezone.DisplayName</option>
+                        }
+                    </select>
+                </div>
+            </div>
             <div class="row mb-1 align-items-center">
                 <Label Class="col-sm-3" For="isDeleted" HelpText="Is this site deleted?" ResourceKey="IsDeleted">Deleted? </Label>
                 <div class="col-sm-9">
@@ -133,7 +146,7 @@
                 <div class="row mb-1 align-items-center">
                     <Label Class="col-sm-3" For="logo" HelpText="Specify a logo for the site" ResourceKey="Logo">Logo: </Label>
                     <div class="col-sm-9">
-                        <FileManager FileId="@_logofileid" Filter="@_imageFiles" @ref="_logofilemanager" />
+                        <FileManager FileId="@_logofileid" Filter="@_imagefiles" @ref="_logofilemanager" />
                     </div>
                 </div>
                 <div class="row mb-1 align-items-center">
@@ -416,9 +429,11 @@
     private List<ThemeControl> _themes = new List<ThemeControl>();
     private List<ThemeControl> _containers = new List<ThemeControl>();
     private List<Page> _pages;
+    private List<Models.TimeZone> _timezones;
 
     private string _name = string.Empty;
     private string _homepageid = "-";
+    private string _timezoneid = string.Empty;
     private string _isdeleted;
     private string _sitemap = "";
     private string _siteguid = "";
@@ -435,7 +450,7 @@
 
     private Dictionary<string, string> _textEditors = new Dictionary<string, string>();
     private string _textEditor = "";
-    private string _imageFiles = string.Empty;
+    private string _imagefiles = string.Empty;
 
     private string _headcontent = string.Empty;
     private string _bodycontent = string.Empty;
@@ -493,11 +508,13 @@
             Site site = await SiteService.GetSiteAsync(PageState.Site.SiteId);
             if (site != null)
             {
+                _timezones = await TimeZoneService.GetTimeZonesAsync();
                 var settings = await SettingService.GetSiteSettingsAsync(site.SiteId);
 
                 _pages = await PageService.GetPagesAsync(PageState.Site.SiteId);
 
                 _name = site.Name;
+                _timezoneid = site.TimeZoneId;
                 if (site.HomePageId != null)
                 {
                     _homepageid = site.HomePageId.Value.ToString();
@@ -531,8 +548,8 @@
                     _textEditors.Add(textEditor.Name, Utilities.GetFullTypeName(textEditor.GetType().AssemblyQualifiedName));
                 }
                 _textEditor = SettingService.GetSetting(settings, "TextEditor", Constants.DefaultTextEditor);
-                _imageFiles = SettingService.GetSetting(settings, "ImageFiles", Constants.ImageFiles);
+                _imagefiles = SettingService.GetSetting(settings, "ImageFiles", Constants.ImageFiles);
-                _imageFiles = (string.IsNullOrEmpty(_imageFiles)) ? Constants.ImageFiles : _imageFiles;
+                _imagefiles = (string.IsNullOrEmpty(_imagefiles)) ? Constants.ImageFiles : _imagefiles;
 
                 // page content
                 _headcontent = site.HeadContent;
@@ -650,6 +667,7 @@
                     if (site != null)
                     {
                         site.Name = _name;
+                        site.TimeZoneId = _timezoneid;
                         site.HomePageId = (_homepageid != "-" ? int.Parse(_homepageid) : null);
                         site.IsDeleted = (_isdeleted == null ? true : Boolean.Parse(_isdeleted));
 

Oqtane.Client/Modules/Admin/UserProfile/Index.razor

@@ -9,6 +9,7 @@
 @inject INotificationService NotificationService
 @inject IFileService FileService
 @inject IFolderService FolderService
+@inject ITimeZoneService TimeZoneService
 @inject IJSRuntime jsRuntime
 @inject IServiceProvider ServiceProvider
 @inject IStringLocalizer<Index> Localizer
@@ -16,9 +17,9 @@
 
 @if (_initialized)
 {
-    @if (PageState.User != null && photo != null)
+    @if (PageState.User != null && _photo != null)
     {
-        <img src="@ImageUrl(photofileid, 400, 400)" alt="@displayname" style="max-width: 400px" class="rounded-circle mx-auto d-block">
+        <img src="@ImageUrl(_photofileid, 400, 400)" alt="@_displayname" style="max-width: 400px" class="rounded-circle mx-auto d-block">
     }
     else
     {
@@ -31,7 +32,7 @@
                 <div class="row mb-1 align-items-center">
                     <Label Class="col-sm-3" For="username" HelpText="Your username. Note that this field can not be modified." ResourceKey="Username"></Label>
                     <div class="col-sm-9">
-                        <input id="username" class="form-control" @bind="@username" readonly />
+                        <input id="username" class="form-control" @bind="@_username" readonly />
                     </div>
                 </div>
                 <div class="row mb-1 align-items-center">
@@ -47,17 +48,17 @@
                     <Label Class="col-sm-3" For="confirm" HelpText="If you are changing your password you must enter it again to confirm it matches" ResourceKey="Confirm"></Label>
                     <div class="col-sm-9">
                         <div class="input-group">
-                            <input id="confirm" type="@_passwordtype" class="form-control" @bind="@confirm" autocomplete="new-password" />
+                            <input id="confirm" type="@_passwordtype" class="form-control" @bind="@_confirm" autocomplete="new-password" />
                             <button type="button" class="btn btn-secondary" @onclick="@TogglePassword" tabindex="-1">@_togglepassword</button>
                         </div>
                     </div>
                 </div>
-                @if (allowtwofactor)
+                @if (_allowtwofactor)
                 {
                     <div class="row mb-1 align-items-center">
                         <Label Class="col-sm-3" For="twofactor" HelpText="Indicates if you are using two factor authentication. Two factor authentication requires you to enter a verification code sent via email after you sign in." ResourceKey="TwoFactor"></Label>
                         <div class="col-sm-9">
-                            <select id="twofactor" class="form-select" @bind="@twofactor" required>
+                            <select id="twofactor" class="form-select" @bind="@_twofactor" required>
                                 <option value="True">@SharedLocalizer["Yes"]</option>
                                 <option value="False">@SharedLocalizer["No"]</option>
                             </select>
@@ -67,19 +68,31 @@
                 <div class="row mb-1 align-items-center">
                     <Label Class="col-sm-3" For="email" HelpText="Your email address where you wish to receive notifications" ResourceKey="Email"></Label>
                     <div class="col-sm-9">
-                        <input id="email" class="form-control" @bind="@email" />
+                        <input id="email" class="form-control" @bind="@_email" />
                     </div>
                 </div>
                 <div class="row mb-1 align-items-center">
                     <Label Class="col-sm-3" For="displayname" HelpText="Your full name" ResourceKey="DisplayName"></Label>
                     <div class="col-sm-9">
-                        <input id="displayname" class="form-control" @bind="@displayname" />
+                        <input id="displayname" class="form-control" @bind="@_displayname" />
                     </div>
                 </div>
                 <div class="row mb-1 align-items-center">
-                    <Label Class="col-sm-3" For="@photofileid.ToString()" HelpText="A photo of yourself" ResourceKey="Photo"></Label>
+                    <Label Class="col-sm-3" For="timezone" HelpText="Your time zone" ResourceKey="TimeZone">Time Zone:</Label>
                     <div class="col-sm-9">
-                        <FileManager FileId="@photofileid" Filter="@PageState.Site.ImageFiles" ShowFolders="false" ShowFiles="true" UploadMultiple="false" FolderId="@folderid" @ref="filemanager" />
+                        <select id="timezone" class="form-select" @bind="@_timezoneid">
+                            <option value="">&lt;@SharedLocalizer["Not Specified"]&gt;</option>
+                            @foreach (var timezone in _timezones)
+                            {
+                                <option value="@timezone.Id">@timezone.DisplayName</option>
+                            }
+                        </select>
+                    </div>
+                </div>
+                <div class="row mb-1 align-items-center">
+                    <Label Class="col-sm-3" For="@_photofileid.ToString()" HelpText="A photo of yourself" ResourceKey="Photo"></Label>
+                    <div class="col-sm-9">
+                        <FileManager FileId="@_photofileid" Filter="@PageState.Site.ImageFiles" ShowFolders="false" ShowFiles="true" UploadMultiple="false" FolderId="@_folderid" @ref="_filemanager" />
                     </div>
                 </div>
             </div>
@@ -91,17 +104,17 @@
         <TabPanel Name="Profile" ResourceKey="Profile">
             <div class="container">
                 <div class="row mb-1 align-items-center">
-                    @foreach (Profile profile in profiles)
+                    @foreach (Profile profile in _profiles)
                     {
                         var p = profile;
                         if (!p.IsPrivate || UserSecurity.IsAuthorized(PageState.User, RoleNames.Admin))
                         {
-                            if (p.Category != category)
+                            if (p.Category != _category)
                             {
                                 <div class="col text-center pb-2">
                                     @p.Category
                                 </div>
-                                category = p.Category;
+                                _category = p.Category;
                             }
                             <div class="row mb-1 align-items-center">
                                 <Label Class="col-sm-3" For="@p.Name" HelpText="@p.Description">@p.Title</Label>
@@ -150,12 +163,12 @@
                                                 @if (p.IsRequired)
                                                 {
                                                     <input id="@p.Name" class="form-control" value="@GetProfileValue(p.Name, p.DefaultValue)" required @onchange="@(e => ProfileChanged(e, p.Name))" autocomplete="@p.Autocomplete"
-                                                           @attributes="@(p.MaxLength > 0 ? new Dictionary<string, object> {{"maxlength", p.MaxLength }} : null)" />
+                                                    @attributes="@(p.MaxLength > 0 ? new Dictionary<string, object> {{"maxlength", p.MaxLength }} : null)" />
                                                 }
                                                 else
                                                 {
                                                     <input id="@p.Name" class="form-control" value="@GetProfileValue(p.Name, p.DefaultValue)" @onchange="@(e => ProfileChanged(e, p.Name))" autocomplete="@p.Autocomplete"
-                                                           @attributes="@(p.MaxLength > 0 ? new Dictionary<string, object> {{"maxlength", p.MaxLength }} : null)" />
+                                                    @attributes="@(p.MaxLength > 0 ? new Dictionary<string, object> {{"maxlength", p.MaxLength }} : null)" />
                                                 }
                                             }
                                             else
@@ -163,12 +176,12 @@
                                                 @if (p.IsRequired)
                                                 {
                                                     <input id="@p.Name" class="form-control" value="@GetProfileValue(p.Name, p.DefaultValue)" required @onchange="@(e => ProfileChanged(e, p.Name))"
-                                                           @attributes="@(p.MaxLength > 0 ? new Dictionary<string, object> {{"maxlength", p.MaxLength }} : null)" />
+                                                    @attributes="@(p.MaxLength > 0 ? new Dictionary<string, object> {{"maxlength", p.MaxLength }} : null)" />
                                                 }
                                                 else
                                                 {
                                                     <input id="@p.Name" class="form-control" value="@GetProfileValue(p.Name, p.DefaultValue)" @onchange="@(e => ProfileChanged(e, p.Name))"
-                                                           @attributes="@(p.MaxLength > 0 ? new Dictionary<string, object> {{"maxlength", p.MaxLength }} : null)" />
+                                                    @attributes="@(p.MaxLength > 0 ? new Dictionary<string, object> {{"maxlength", p.MaxLength }} : null)" />
                                                 }
                                             }
                                         }
@@ -179,12 +192,12 @@
                                                 @if (p.IsRequired)
                                                 {
                                                     <textarea id="@p.Name" class="form-control" rows="@p.Rows" value="@GetProfileValue(p.Name, p.DefaultValue)" required @onchange="@(e => ProfileChanged(e, p.Name))" autocomplete="@p.Autocomplete"
-                                                              @attributes="@(p.MaxLength > 0 ? new Dictionary<string, object> {{"maxlength", p.MaxLength }} : null)"></textarea>
+                                                    @attributes="@(p.MaxLength > 0 ? new Dictionary<string, object> {{"maxlength", p.MaxLength }} : null)"></textarea>
                                                 }
                                                 else
                                                 {
                                                     <textarea id="@p.Name" class="form-control" rows="@p.Rows" value="@GetProfileValue(p.Name, p.DefaultValue)" @onchange="@(e => ProfileChanged(e, p.Name))" autocomplete="@p.Autocomplete"
-                                                              @attributes="@(p.MaxLength > 0 ? new Dictionary<string, object> {{"maxlength", p.MaxLength }} : null)"></textarea>
+                                                    @attributes="@(p.MaxLength > 0 ? new Dictionary<string, object> {{"maxlength", p.MaxLength }} : null)"></textarea>
                                                 }
                                             }
                                             else
@@ -192,12 +205,12 @@
                                                 @if (p.IsRequired)
                                                 {
                                                     <textarea id="@p.Name" class="form-control" rows="@p.Rows" value="@GetProfileValue(p.Name, p.DefaultValue)" required @onchange="@(e => ProfileChanged(e, p.Name))"
-                                                              @attributes="@(p.MaxLength > 0 ? new Dictionary<string, object> {{"maxlength", p.MaxLength }} : null)"></textarea>
+                                                    @attributes="@(p.MaxLength > 0 ? new Dictionary<string, object> {{"maxlength", p.MaxLength }} : null)"></textarea>
                                                 }
                                                 else
                                                 {
                                                     <textarea id="@p.Name" class="form-control" rows="@p.Rows" value="@GetProfileValue(p.Name, p.DefaultValue)" @onchange="@(e => ProfileChanged(e, p.Name))"
-                                                              @attributes="@(p.MaxLength > 0 ? new Dictionary<string, object> {{"maxlength", p.MaxLength }} : null)"></textarea>
+                                                    @attributes="@(p.MaxLength > 0 ? new Dictionary<string, object> {{"maxlength", p.MaxLength }} : null)"></textarea>
                                                 }
                                             }
                                         }
@@ -220,11 +233,11 @@
                 <option value="from">@Localizer["Items.Sent"]</option>
             </select>
             <br />
-            @if (filter == "to")
+            @if (_filter == "to")
             {
-                @if (notifications.Any())
+                @if (_notifications.Any())
                 {
-                    <Pager Items="@notifications">
+                    <Pager Items="@_notifications">
                         <Header>
                             <th style="width: 1px;">&nbsp;</th>
                             <th style="width: 1px;">&nbsp;</th>
@@ -260,15 +273,15 @@
                                         context.Body = context.Body.Replace("\n", "");
                                         context.Body = context.Body.Replace("\r", "");
                                     }
-                                    notificationSummary = context.Body.Length > 100 ? (context.Body.Substring(0, 97) + "...") : context.Body;
+                                    _notificationSummary = context.Body.Length > 100 ? (context.Body.Substring(0, 97) + "...") : context.Body;
                                 }
                                 @if (context.IsRead)
                                 {
-                                    @notificationSummary
+                                    @_notificationSummary
                                 }
                                 else
                                 {
-                                    <b>@notificationSummary</b>
+                                    <b>@_notificationSummary</b>
                                 }
                             </td>
                         </Detail>
@@ -285,9 +298,9 @@
             }
             else
             {
-                @if (notifications.Any())
+                @if (_notifications.Any())
                 {
-                    <Pager Items="@notifications">
+                    <Pager Items="@_notifications">
                         <Header>
                             <th style="width: 1px;"></th>
                             <th style="width: 1px;"></th>
@@ -324,15 +337,15 @@
                                         context.Body = context.Body.Replace("\n", "");
                                         context.Body = context.Body.Replace("\r", "");
                                     }
-                                    notificationSummary = context.Body.Length > 100 ? (context.Body.Substring(0, 97) + "...") : context.Body;
+                                    _notificationSummary = context.Body.Length > 100 ? (context.Body.Substring(0, 97) + "...") : context.Body;
                                 }
                                 @if (context.IsRead)
                                 {
-                                    @notificationSummary
+                                    @_notificationSummary
                                 }
                                 else
                                 {
-                                    <b>@notificationSummary</b>
+                                    <b>@_notificationSummary</b>
                                 }
                             </td>
                         </Detail>
@@ -354,29 +367,32 @@
 }
 
 @code {
+    private List<Models.TimeZone> _timezones;
     private bool _initialized = false;
     private string _passwordrequirements;
-    private string username = string.Empty;
+    private string _username = string.Empty;
     private string _password = string.Empty;
     private string _passwordtype = "password";
     private string _togglepassword = string.Empty;
-    private string confirm = string.Empty;
+    private string _confirm = string.Empty;
-    private bool allowtwofactor = false;
+    private bool _allowtwofactor = false;
-    private string twofactor = "False";
+    private string _twofactor = "False";
-    private string email = string.Empty;
+    private string _email = string.Empty;
-    private string displayname = string.Empty;
+    private string _displayname = string.Empty;
-    private FileManager filemanager;
+    private FileManager _filemanager;
-    private int folderid = -1;
+    private int _folderid = -1;
-    private int photofileid = -1;
+    private string _timezoneid = string.Empty;
-    private File photo = null;
+    private int _photofileid = -1;
-    private string _ImageFiles = string.Empty;
+    private File _photo = null;
-    private List<Profile> profiles;
+    private string _imagefiles = string.Empty;
-    private Dictionary<string, string> userSettings;
-    private string category = string.Empty;
 
-    private string filter = "to";
+    private List<Profile> _profiles;
-    private List<Notification> notifications;
+    private Dictionary<string, string> _userSettings;
-    private string notificationSummary = string.Empty;
+    private string _category = string.Empty;
+
+    private string _filter = "to";
+    private List<Notification> _notifications;
+    private string _notificationSummary = string.Empty;
 
     public override SecurityAccessLevel SecurityAccessLevel => SecurityAccessLevel.View;
 
@@ -386,17 +402,19 @@
         {
             _passwordrequirements = await UserService.GetPasswordRequirementsAsync(PageState.Site.SiteId);
             _togglepassword = SharedLocalizer["ShowPassword"];
-            allowtwofactor = (SettingService.GetSetting(PageState.Site.Settings, "LoginOptions:TwoFactor", "false") == "true");
+            _allowtwofactor = (SettingService.GetSetting(PageState.Site.Settings, "LoginOptions:TwoFactor", "false") == "true");
-            profiles = await ProfileService.GetProfilesAsync(ModuleState.SiteId);
+            _profiles = await ProfileService.GetProfilesAsync(ModuleState.SiteId);
+            _timezones = await TimeZoneService.GetTimeZonesAsync();
 
             if (PageState.User != null)
             {
-                username = PageState.User.Username;
+                _username = PageState.User.Username;
-                twofactor = PageState.User.TwoFactorRequired.ToString();
+                _twofactor = PageState.User.TwoFactorRequired.ToString();
-                email = PageState.User.Email;
+                _email = PageState.User.Email;
-                displayname = PageState.User.DisplayName;
+                _displayname = PageState.User.DisplayName;
+                _timezoneid = PageState.User.TimeZoneId;
 
-                if (string.IsNullOrEmpty(email))
+                if (string.IsNullOrEmpty(_email))
                 {
                     AddModuleMessage(Localizer["Message.User.NoEmail"], MessageType.Warning);
                 }
@@ -405,24 +423,24 @@
                 var folder = await FolderService.GetFolderAsync(ModuleState.SiteId, PageState.User.FolderPath);
                 if (folder != null)
                 {
-                    folderid = folder.FolderId;
+                    _folderid = folder.FolderId;
                 }
 
                 if (PageState.User.PhotoFileId != null)
                 {
-                    photofileid = PageState.User.PhotoFileId.Value;
+                    _photofileid = PageState.User.PhotoFileId.Value;
-                    photo = await FileService.GetFileAsync(photofileid);
+                    _photo = await FileService.GetFileAsync(_photofileid);
                 }
                 else
                 {
-                    photofileid = -1;
+                    _photofileid = -1;
-                    photo = null;
+                    _photo = null;
                 }
 
-                userSettings = PageState.User.Settings;
+                _userSettings = PageState.User.Settings;
                 var sitesettings = await SettingService.GetSiteSettingsAsync(PageState.Site.SiteId);
-                _ImageFiles = SettingService.GetSetting(userSettings, "ImageFiles", Constants.ImageFiles);
+                _imagefiles = SettingService.GetSetting(_userSettings, "ImageFiles", Constants.ImageFiles);
-                _ImageFiles = (string.IsNullOrEmpty(_ImageFiles)) ? Constants.ImageFiles : _ImageFiles;
+                _imagefiles = (string.IsNullOrEmpty(_imagefiles)) ? Constants.ImageFiles : _imagefiles;
 
                 await LoadNotificationsAsync();
 
@@ -442,13 +460,13 @@
 
     private async Task LoadNotificationsAsync()
     {
-        notifications = await NotificationService.GetNotificationsAsync(PageState.Site.SiteId, filter, PageState.User.UserId);
+        _notifications = await NotificationService.GetNotificationsAsync(PageState.Site.SiteId, _filter, PageState.User.UserId);
-        notifications = notifications.Where(item => item.DeletedBy != PageState.User.Username).ToList();
+        _notifications = _notifications.Where(item => item.DeletedBy != PageState.User.Username).ToList();
     }
 
     private string GetProfileValue(string SettingName, string DefaultValue)
     {
-        string value = SettingService.GetSetting(userSettings, SettingName, DefaultValue);
+        string value = SettingService.GetSetting(_userSettings, SettingName, DefaultValue);
         if (value.Contains("]"))
         {
             value = value.Substring(value.IndexOf("]") + 1);
@@ -460,38 +478,39 @@
     {
         try
         {
-            if (username != string.Empty && email != string.Empty)
+            if (_username != string.Empty && _email != string.Empty)
             {
-                if (_password == confirm)
+                if (_password == _confirm)
                 {
                     if (ValidateProfiles())
                     {
                         var user = PageState.User;
-                        user.Username = username;
+                        user.Username = _username;
                         user.Password = _password;
-                        user.TwoFactorRequired = bool.Parse(twofactor);
+                        user.TwoFactorRequired = bool.Parse(_twofactor);
-                        user.Email = email;
+                        user.Email = _email;
-                        user.DisplayName = (displayname == string.Empty ? username : displayname);
+                        user.DisplayName = (_displayname == string.Empty ? _username : _displayname);
-                        user.PhotoFileId = filemanager.GetFileId();
+                        user.TimeZoneId = _timezoneid;
+                        user.PhotoFileId = _filemanager.GetFileId();
                         if (user.PhotoFileId == -1)
                         {
                             user.PhotoFileId = null;
                         }
                         if (user.PhotoFileId != null)
                         {
-                            photofileid = user.PhotoFileId.Value;
+                            _photofileid = user.PhotoFileId.Value;
-                            photo = await FileService.GetFileAsync(photofileid);
+                            _photo = await FileService.GetFileAsync(_photofileid);
                         }
                         else
                         {
-                            photofileid = -1;
+                            _photofileid = -1;
-                            photo = null;
+                            _photo = null;
                         }
 
                         user = await UserService.UpdateUserAsync(user);
                         if (user != null)
                         {
-                            await SettingService.UpdateUserSettingsAsync(userSettings, PageState.User.UserId);
+                            await SettingService.UpdateUserSettingsAsync(_userSettings, PageState.User.UserId);
                             await logger.LogInformation("User Profile Saved");
 
                             if (!string.IsNullOrEmpty(PageState.ReturnUrl))
@@ -557,12 +576,12 @@
 
     private bool ValidateProfiles()
     {
-        foreach (Profile profile in profiles)
+        foreach (Profile profile in _profiles)
         {
             var value = GetProfileValue(profile.Name, string.Empty);
             if (string.IsNullOrEmpty(value) && !string.IsNullOrEmpty(profile.DefaultValue))
             {
-                userSettings = SettingService.SetSetting(userSettings, profile.Name, profile.DefaultValue);
+                _userSettings = SettingService.SetSetting(_userSettings, profile.Name, profile.DefaultValue);
             }
             if (!profile.IsPrivate || UserSecurity.IsAuthorized(PageState.User, RoleNames.Admin))
             {
@@ -594,7 +613,7 @@
     private void ProfileChanged(ChangeEventArgs e, string SettingName)
     {
         var value = (string)e.Value;
-        userSettings = SettingService.SetSetting(userSettings, SettingName, value);
+        _userSettings = SettingService.SetSetting(_userSettings, SettingName, value);
     }
 
     private async Task Delete(Notification Notification)
@@ -624,7 +643,7 @@
 
     private async void FilterChanged(ChangeEventArgs e)
     {
-        filter = (string)e.Value;
+        _filter = (string)e.Value;
         await LoadNotificationsAsync();
         StateHasChanged();
     }
@@ -634,7 +653,7 @@
         try
         {
             ShowProgressIndicator();
-            foreach(var Notification in notifications)
+            foreach(var Notification in _notifications)
             {
                 if (!Notification.IsDeleted)
                 {

Oqtane.Client/Modules/Admin/Users/Add.razor

@@ -5,6 +5,7 @@
 @inject IUserService UserService
 @inject IProfileService ProfileService
 @inject ISettingService SettingService
+@inject ITimeZoneService TimeZoneService
 @inject IStringLocalizer<Add> Localizer
 @inject IStringLocalizer<SharedResources> SharedLocalizer
 
@@ -12,7 +13,7 @@
 {
     <TabStrip>
         <TabPanel Name="Identity" ResourceKey="Identity">
-            @if (profiles != null)
+            @if (_profiles != null)
             {
                 <div class="container">
                     <div class="row mb-1 align-items-center">
@@ -33,6 +34,18 @@
                             <input id="displayname" class="form-control" @bind="@_displayname" />
                         </div>
                     </div>
+                    <div class="row mb-1 align-items-center">
+                        <Label Class="col-sm-3" For="timezone" HelpText="Your time zone" ResourceKey="TimeZone">Time Zone:</Label>
+                        <div class="col-sm-9">
+                            <select id="timezone" class="form-select" @bind="@_timezoneid">
+                                <option value="">&lt;@SharedLocalizer["Not Specified"]&gt;</option>
+                                @foreach (var timezone in _timezones)
+                                {
+                                    <option value="@timezone.Id">@timezone.DisplayName</option>
+                                }
+                            </select>
+                        </div>
+                    </div>
                     <div class="row mb-1 align-items-center">
                         <Label Class="col-sm-3" For="notify" HelpText="Indicate if new users should receive an email notification" ResourceKey="Notify">Notify? </Label>
                         <div class="col-sm-9">
@@ -48,20 +61,20 @@
         <TabPanel Name="Profile" ResourceKey="Profile">
             <div class="container">
                 <div class="row mb-1 align-items-center">
-                    @foreach (Profile profile in profiles)
+                    @foreach (Profile profile in _profiles)
                     {
                         var p = profile;
-                        if (p.Category != category)
+                        if (p.Category != _category)
                         {
                             <div class="col text-center pb-2">
                                 <strong>@p.Category</strong>
                             </div>
-                            category = p.Category;
+                            _category = p.Category;
                         }
                         <div class="row mb-1 align-items-center">
                             <Label Class="col-sm-3" For="@p.Name" HelpText="@p.Description">@p.Title</Label>
-                                <div class="col-sm-9">
+                            <div class="col-sm-9">
-                                    @if (!string.IsNullOrEmpty(p.Options))
+                                @if (!string.IsNullOrEmpty(p.Options))
                                 {
                                     <select id="@p.Name" class="form-select" @onchange="@(e => ProfileChanged(e, p.Name))">
                                         @foreach (var option in p.Options.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries))
@@ -103,14 +116,16 @@
 
 
 @code {
+    private List<Models.TimeZone> _timezones;
     private bool _initialized = false;
     private string _username = string.Empty;
     private string _email = string.Empty;
     private string _displayname = string.Empty;
+    private string _timezoneid = string.Empty;
     private string _notify = "True";
-    private List<Profile> profiles;
+    private List<Profile> _profiles;
-    private Dictionary<string, string> settings;
+    private Dictionary<string, string> _settings;
-    private string category = string.Empty;
+    private string _category = string.Empty;
 
     public override SecurityAccessLevel SecurityAccessLevel => SecurityAccessLevel.Edit;
 
@@ -118,8 +133,10 @@
     {
         try
         {
-            profiles = await ProfileService.GetProfilesAsync(ModuleState.SiteId);
+            _timezones = await TimeZoneService.GetTimeZonesAsync();
-            settings = new Dictionary<string, string>();
+            _profiles = await ProfileService.GetProfilesAsync(ModuleState.SiteId);
+            _settings = new Dictionary<string, string>();
+            _timezoneid = PageState.Site.TimeZoneId;
             _initialized = true;
         }
         catch (Exception ex)
@@ -131,7 +148,7 @@
 
     private string GetProfileValue(string SettingName, string DefaultValue)
     {
-        string value = SettingService.GetSetting(settings, SettingName, DefaultValue);
+        string value = SettingService.GetSetting(_settings, SettingName, DefaultValue);
         if (value.Contains("]"))
         {
             value = value.Substring(value.IndexOf("]") + 1);
@@ -153,6 +170,7 @@
                     user.Password = ""; // will be auto generated
                     user.Email = _email;
                     user.DisplayName = string.IsNullOrWhiteSpace(_displayname) ? _username : _displayname;
+                    user.TimeZoneId = _timezoneid;
                     user.PhotoFileId = null;
                     user.SuppressNotification = !bool.Parse(_notify);
 
@@ -160,7 +178,7 @@
 
                     if (user != null)
                     {
-                        await SettingService.UpdateUserSettingsAsync(settings, user.UserId);
+                        await SettingService.UpdateUserSettingsAsync(_settings, user.UserId);
                         await logger.LogInformation("User Created {User}", user);
                         NavigationManager.NavigateTo(NavigateUrl());
                     }
@@ -185,12 +203,12 @@
 
     private bool ValidateProfiles()
     {
-        foreach (Profile profile in profiles)
+        foreach (Profile profile in _profiles)
         {
             var value = GetProfileValue(profile.Name, string.Empty);
             if (string.IsNullOrEmpty(value) && !string.IsNullOrEmpty(profile.DefaultValue))
             {
-                settings = SettingService.SetSetting(settings, profile.Name, profile.DefaultValue);
+                _settings = SettingService.SetSetting(_settings, profile.Name, profile.DefaultValue);
             }
             if (!profile.IsPrivate || UserSecurity.IsAuthorized(PageState.User, RoleNames.Admin))
             {
@@ -217,6 +235,6 @@
     private void ProfileChanged(ChangeEventArgs e, string SettingName)
     {
         var value = (string)e.Value;
-        settings = SettingService.SetSetting(settings, SettingName, value);
+        _settings = SettingService.SetSetting(_settings, SettingName, value);
     }
 }

Oqtane.Client/Modules/Admin/Users/Edit.razor

@@ -6,6 +6,7 @@
 @inject IProfileService ProfileService
 @inject ISettingService SettingService
 @inject IFileService FileService
+@inject ITimeZoneService TimeZoneService
 @inject IServiceProvider ServiceProvider
 @inject IStringLocalizer<Edit> Localizer
 @inject IStringLocalizer<SharedResources> SharedLocalizer
@@ -19,7 +20,7 @@
                 <div class="row mb-1 align-items-center">
                     <Label Class="col-sm-3" For="username" HelpText="The unique username for a user. Note that this field can not be modified." ResourceKey="Username"></Label>
                     <div class="col-sm-9">
-                        <input id="username" class="form-control" @bind="@username" readonly />
+                        <input id="username" class="form-control" @bind="@_username" readonly />
                     </div>
                 </div>
                 <div class="row mb-1 align-items-center">
@@ -35,7 +36,7 @@
                     <Label Class="col-sm-3" For="confirm" HelpText="Please enter the password again to confirm it matches with the value above" ResourceKey="Confirm"></Label>
                     <div class="col-sm-9">
                         <div class="input-group">
-                            <input id="confirm" type="@_passwordtype" class="form-control" @bind="@confirm" autocomplete="new-password" />
+                            <input id="confirm" type="@_passwordtype" class="form-control" @bind="@_confirm" autocomplete="new-password" />
                             <button type="button" class="btn btn-secondary" @onclick="@TogglePassword" tabindex="-1">@_togglepassword</button>
                         </div>
                     </div>
@@ -43,13 +44,25 @@
                 <div class="row mb-1 align-items-center">
                     <Label Class="col-sm-3" For="email" HelpText="The email address where the user will receive notifications" ResourceKey="Email"></Label>
                     <div class="col-sm-9">
-                        <input id="email" class="form-control" @bind="@email" />
+                        <input id="email" class="form-control" @bind="@_email" />
                     </div>
                 </div>
                 <div class="row mb-1 align-items-center">
                     <Label Class="col-sm-3" For="displayname" HelpText="The full name of the user" ResourceKey="DisplayName"></Label>
                     <div class="col-sm-9">
-                        <input id="displayname" class="form-control" @bind="@displayname" />
+                        <input id="displayname" class="form-control" @bind="@_displayname" />
+                    </div>
+                </div>
+                <div class="row mb-1 align-items-center">
+                    <Label Class="col-sm-3" For="timezone" HelpText="Your time zone" ResourceKey="TimeZone">Time Zone:</Label>
+                    <div class="col-sm-9">
+                        <select id="timezone" class="form-select" @bind="@_timezoneid">
+                            <option value="">&lt;@SharedLocalizer["Not Specified"]&gt;</option>
+                            @foreach (var timezone in _timezones)
+                            {
+                                <option value="@timezone.Id">@timezone.DisplayName</option>
+                            }
+                        </select>
                     </div>
                 </div>
                 @if (UserSecurity.IsAuthorized(PageState.User, RoleNames.Host))
@@ -57,7 +70,7 @@
                     <div class="row mb-1 align-items-center">
                         <Label Class="col-sm-3" For="isdeleted" HelpText="Indicate if the user is active" ResourceKey="IsDeleted"></Label>
                         <div class="col-sm-9">
-                            <select id="isdeleted" class="form-select" @bind="@isdeleted">
+                            <select id="isdeleted" class="form-select" @bind="@_isdeleted">
                                 <option value="True">@SharedLocalizer["Yes"]</option>
                                 <option value="False">@SharedLocalizer["No"]</option>
                             </select>
@@ -67,13 +80,13 @@
                 <div class="row mb-1 align-items-center">
                     <Label Class="col-sm-3" For="lastlogin" HelpText="The date and time when the user last signed in" ResourceKey="LastLogin"></Label>
                     <div class="col-sm-9">
-                        <input id="lastlogin" class="form-control" @bind="@lastlogin" readonly />
+                        <input id="lastlogin" class="form-control" @bind="@_lastlogin" readonly />
                     </div>
                 </div>
                 <div class="row mb-1 align-items-center">
                     <Label Class="col-sm-3" For="lastipaddress" HelpText="The IP Address of the user recorded during their last login" ResourceKey="LastIPAddress"></Label>
                     <div class="col-sm-9">
-                        <input id="lastipaddress" class="form-control" @bind="@lastipaddress" readonly />
+                        <input id="lastipaddress" class="form-control" @bind="@_lastipaddress" readonly />
                     </div>
                 </div>
             </div>
@@ -81,15 +94,15 @@
         <TabPanel Name="Profile" ResourceKey="Profile">
             <div class="container">
                 <div class="row mb-1 align-items-center">
-                    @foreach (Profile profile in profiles)
+                    @foreach (Profile profile in _profiles)
                     {
                         var p = profile;
-                        if (p.Category != category)
+                        if (p.Category != _category)
                         {
                             <div class="col text-center pb-2">
                                 <strong>@p.Category</strong>
                             </div>
-                            category = p.Category;
+                            _category = p.Category;
                         }
                         <div class="row mb-1 align-items-center">
                             <Label Class="col-sm-3" For="@p.Name" HelpText="@p.Description">@p.Title</Label>
@@ -131,44 +144,46 @@
 
     <button type="button" class="btn btn-success" @onclick="SaveUser">@SharedLocalizer["Save"]</button>
     <NavLink class="btn btn-secondary" href="@NavigateUrl()">@SharedLocalizer["Cancel"]</NavLink>
-    @if (UserSecurity.IsAuthorized(PageState.User, RoleNames.Admin) && PageState.Runtime != Shared.Runtime.Hybrid && !ishost)
+    @if (UserSecurity.IsAuthorized(PageState.User, RoleNames.Admin) && PageState.Runtime != Shared.Runtime.Hybrid && !_ishost)
     {
         <button type="button" class="btn btn-primary ms-1" @onclick="ImpersonateUser">@Localizer["Impersonate"]</button>
     }
-    @if (UserSecurity.IsAuthorized(PageState.User, RoleNames.Host) && isdeleted == "True")
+    @if (UserSecurity.IsAuthorized(PageState.User, RoleNames.Host) && _isdeleted == "True")
     {
         <ActionDialog Header="Delete User" Message="Are You Sure You Wish To Permanently Delete This User?" Action="Delete" Security="SecurityAccessLevel.Host" Class="btn btn-danger" OnClick="@(async () => await DeleteUser())" ResourceKey="DeleteUser" />
     }
     <br /><br />
-    <AuditInfo CreatedBy="@createdby" CreatedOn="@createdon" ModifiedBy="@modifiedby" ModifiedOn="@modifiedon" DeletedBy="@deletedby" DeletedOn="@deletedon"></AuditInfo>
+    <AuditInfo CreatedBy="@_createdby" CreatedOn="@_createdon" ModifiedBy="@_modifiedby" ModifiedOn="@_modifiedon" DeletedBy="@_deletedby" DeletedOn="@_deletedon"></AuditInfo>
 }
 
 @code {
+    private List<Models.TimeZone> _timezones;
     private bool _initialized = false;
     private string _passwordrequirements;
-    private int userid;
+    private int _userid;
-    private string username = string.Empty;
+    private string _username = string.Empty;
     private string _password = string.Empty;
     private string _passwordtype = "password";
     private string _togglepassword = string.Empty;
-    private string confirm = string.Empty;
+    private string _confirm = string.Empty;
-    private string email = string.Empty;
+    private string _email = string.Empty;
-    private string displayname = string.Empty;
+    private string _displayname = string.Empty;
-    private string isdeleted;
+    private string _timezoneid = string.Empty;
-    private string lastlogin;
+    private string _isdeleted;
-    private string lastipaddress;
+    private string _lastlogin;
-    private bool ishost = false;
+    private string _lastipaddress;
+    private bool _ishost = false;
 
-    private List<Profile> profiles;
+    private List<Profile> _profiles;
-    private Dictionary<string, string> userSettings;
+    private Dictionary<string, string> _settings;
-    private string category = string.Empty;
+    private string _category = string.Empty;
 
-    private string createdby;
+    private string _createdby;
-    private DateTime createdon;
+    private DateTime _createdon;
-    private string modifiedby;
+    private string _modifiedby;
-    private DateTime modifiedon;
+    private DateTime _modifiedon;
-    private string deletedby;
+    private string _deletedby;
-    private DateTime? deletedon;
+    private DateTime? _deletedon;
 
     public override SecurityAccessLevel SecurityAccessLevel => SecurityAccessLevel.Edit;
 
@@ -178,29 +193,31 @@
         {
             _passwordrequirements = await UserService.GetPasswordRequirementsAsync(PageState.Site.SiteId);
             _togglepassword = SharedLocalizer["ShowPassword"];
-            profiles = await ProfileService.GetProfilesAsync(PageState.Site.SiteId);
+            _profiles = await ProfileService.GetProfilesAsync(PageState.Site.SiteId);
+            _timezones = await TimeZoneService.GetTimeZonesAsync();
 
             if (PageState.QueryString.ContainsKey("id") && int.TryParse(PageState.QueryString["id"], out int UserId))
             {
-                userid = UserId;
+                _userid = UserId;
-                var user = await UserService.GetUserAsync(userid, PageState.Site.SiteId);
+                var user = await UserService.GetUserAsync(_userid, PageState.Site.SiteId);
                 if (user != null)
                 {
-                    username = user.Username;
+                    _username = user.Username;
-                    email = user.Email;
+                    _email = user.Email;
-                    displayname = user.DisplayName;
+                    _displayname = user.DisplayName;
-                    isdeleted = user.IsDeleted.ToString();
+                    _timezoneid = PageState.User.TimeZoneId;
-                    lastlogin = string.Format("{0:MMM dd yyyy HH:mm:ss}", user.LastLoginOn);
+                    _isdeleted = user.IsDeleted.ToString();
-                    lastipaddress = user.LastIPAddress;
+                    _lastlogin = string.Format("{0:MMM dd yyyy HH:mm:ss}", user.LastLoginOn);
-                    ishost = UserSecurity.ContainsRole(user.Roles, RoleNames.Host);
+                    _lastipaddress = user.LastIPAddress;
+                    _ishost = UserSecurity.ContainsRole(user.Roles, RoleNames.Host);
 
-                    userSettings = user.Settings;
+                    _settings = user.Settings;
-                    createdby = user.CreatedBy;
+                    _createdby = user.CreatedBy;
-                    createdon = user.CreatedOn;
+                    _createdon = user.CreatedOn;
-                    modifiedby = user.ModifiedBy;
+                    _modifiedby = user.ModifiedBy;
-                    modifiedon = user.ModifiedOn;
+                    _modifiedon = user.ModifiedOn;
-                    deletedby = user.DeletedBy;
+                    _deletedby = user.DeletedBy;
-                    deletedon = user.DeletedOn;
+                    _deletedon = user.DeletedOn;
                 }
             }
 
@@ -208,14 +225,14 @@
         }
         catch (Exception ex)
         {
-            await logger.LogError(ex, "Error Loading User {UserId} {Error}", userid, ex.Message);
+            await logger.LogError(ex, "Error Loading User {UserId} {Error}", _userid, ex.Message);
             AddModuleMessage(Localizer["Error.User.Load"], MessageType.Error);
         }
     }
 
     private string GetProfileValue(string SettingName, string DefaultValue)
     {
-        string value = SettingService.GetSetting(userSettings, SettingName, DefaultValue);
+        string value = SettingService.GetSetting(_settings, SettingName, DefaultValue);
         if (value.Contains("]"))
         {
             value = value.Substring(value.IndexOf("]") + 1);
@@ -227,27 +244,28 @@
     {
         try
         {
-            if (username != string.Empty && email != string.Empty)
+            if (_username != string.Empty && _email != string.Empty)
             {
-                if (_password == confirm)
+                if (_password == _confirm)
                 {
                     if (ValidateProfiles())
                     {
-                        var user = await UserService.GetUserAsync(userid, PageState.Site.SiteId);
+                        var user = await UserService.GetUserAsync(_userid, PageState.Site.SiteId);
                         user.SiteId = PageState.Site.SiteId;
-                        user.Username = username;
+                        user.Username = _username;
                         user.Password = _password;
-                        user.Email = email;
+                        user.Email = _email;
-                        user.DisplayName = string.IsNullOrWhiteSpace(displayname) ? username : displayname;
+                        user.DisplayName = string.IsNullOrWhiteSpace(_displayname) ? _username : _displayname;
+                        user.TimeZoneId = _timezoneid;
                         if (UserSecurity.IsAuthorized(PageState.User, RoleNames.Host))
                         {
-                            user.IsDeleted = (isdeleted == null ? true : Boolean.Parse(isdeleted));
+                            user.IsDeleted = (_isdeleted == null ? true : Boolean.Parse(_isdeleted));
                         }
 
                         user = await UserService.UpdateUserAsync(user);
                         if (user != null)
                         {
-                            await SettingService.UpdateUserSettingsAsync(userSettings, user.UserId);
+                            await SettingService.UpdateUserSettingsAsync(_settings, user.UserId);
                             await logger.LogInformation("User Saved {User}", user);
                             NavigationManager.NavigateTo(NavigateUrl());
                         }
@@ -269,7 +287,7 @@
         }
         catch (Exception ex)
         {
-            await logger.LogError(ex, "Error Saving User {Username} {Email} {Error}", username, email, ex.Message);
+            await logger.LogError(ex, "Error Saving User {Username} {Email} {Error}", _username, _email, ex.Message);
             AddModuleMessage(Localizer["Error.User.Save"], MessageType.Error);
         }
     }
@@ -278,17 +296,17 @@
     {
         try
         {
-            await logger.LogInformation(LogFunction.Security, "User {Username} Impersonated By Administrator {Administrator}", username, PageState.User.Username);
+            await logger.LogInformation(LogFunction.Security, "User {Username} Impersonated By Administrator {Administrator}", _username, PageState.User.Username);
 
             // post back to the server so that the cookies are set correctly
             var interop = new Interop(JSRuntime);
-            var fields = new { __RequestVerificationToken = SiteState.AntiForgeryToken, username = username, returnurl = PageState.Alias.Path };
+            var fields = new { __RequestVerificationToken = SiteState.AntiForgeryToken, username = _username, returnurl = PageState.Alias.Path };
             string url = Utilities.TenantUrl(PageState.Alias, "/pages/impersonate/");
             await interop.SubmitForm(url, fields);
         }
         catch (Exception ex)
         {
-            await logger.LogError(ex, "Error Impersonating User {Username} {Error}", username, ex.Message);
+            await logger.LogError(ex, "Error Impersonating User {Username} {Error}", _username, ex.Message);
             AddModuleMessage(Localizer["Error.User.Impersonate"], MessageType.Error);
         }
     }
@@ -297,9 +315,9 @@
     {
         try
         {
-            if (UserSecurity.IsAuthorized(PageState.User, RoleNames.Host) && userid != PageState.User.UserId)
+            if (UserSecurity.IsAuthorized(PageState.User, RoleNames.Host) && _userid != PageState.User.UserId)
             {
-                var user = await UserService.GetUserAsync(userid, PageState.Site.SiteId);
+                var user = await UserService.GetUserAsync(_userid, PageState.Site.SiteId);
                 await UserService.DeleteUserAsync(user.UserId, PageState.Site.SiteId);
                 await logger.LogInformation("User Permanently Deleted {User}", user);
                 NavigationManager.NavigateTo(NavigateUrl());
@@ -307,19 +325,19 @@
         }
         catch (Exception ex)
         {
-            await logger.LogError(ex, "Error Permanently Deleting User {UserId} {Error}", userid, ex.Message);
+            await logger.LogError(ex, "Error Permanently Deleting User {UserId} {Error}", _userid, ex.Message);
             AddModuleMessage(Localizer["Error.DeleteUser"], MessageType.Error);
         }
     }
 
     private bool ValidateProfiles()
     {
-        foreach (Profile profile in profiles)
+        foreach (Profile profile in _profiles)
         {
             var value = GetProfileValue(profile.Name, string.Empty);
             if (string.IsNullOrEmpty(value) && !string.IsNullOrEmpty(profile.DefaultValue))
             {
-                userSettings = SettingService.SetSetting(userSettings, profile.Name, profile.DefaultValue);
+                _settings = SettingService.SetSetting(_settings, profile.Name, profile.DefaultValue);
             }
             if (!profile.IsPrivate || UserSecurity.IsAuthorized(PageState.User, RoleNames.Admin))
             {
@@ -346,7 +364,7 @@
     private void ProfileChanged(ChangeEventArgs e, string SettingName)
     {
         var value = (string)e.Value;
-        userSettings = SettingService.SetSetting(userSettings, SettingName, value);
+        _settings = SettingService.SetSetting(_settings, SettingName, value);
     }
 
     private void TogglePassword()

Oqtane.Client/Resources/Modules/Admin/Register/Index.resx

@@ -180,4 +180,10 @@
   <data name="Login" xml:space="preserve">
     <value>Already have account? Login now.</value>
   </data>
+  <data name="TimeZone.Text" xml:space="preserve">
+    <value>Time Zone:</value>
+  </data>
+  <data name="TimeZone.HelpText" xml:space="preserve">
+    <value>Your time zone</value>
+  </data>
 </root>

Oqtane.Client/Resources/Modules/Admin/Site/Index.resx

@@ -447,4 +447,10 @@
   <data name="Success.SiteMap.CacheEvicted" xml:space="preserve">
     <value>Site Map Cache Cleared</value>
   </data>
+  <data name="TimeZone.Text" xml:space="preserve">
+    <value>Time Zone:</value>
+  </data>
+  <data name="TimeZone.HelpText" xml:space="preserve">
+    <value>The default time zone for the site</value>
+  </data>
 </root>

Oqtane.Client/Resources/Modules/Admin/UserProfile/Index.resx

@@ -246,4 +246,10 @@
   <data name="Logout Everywhere" xml:space="preserve">
     <value>Logout Everywhere</value>
   </data>
+  <data name="TimeZone.Text" xml:space="preserve">
+    <value>Time Zone:</value>
+  </data>
+  <data name="TimeZone.HelpText" xml:space="preserve">
+    <value>Your time zone</value>
+  </data>
 </root>

Oqtane.Client/Resources/Modules/Admin/Users/Add.resx

@@ -156,4 +156,10 @@
   <data name="Notify.Text" xml:space="preserve">
     <value>Notify?</value>
   </data>
+  <data name="TimeZone.Text" xml:space="preserve">
+    <value>Time Zone:</value>
+  </data>
+  <data name="TimeZone.HelpText" xml:space="preserve">
+    <value>The user's time zone</value>
+  </data>
 </root>

Oqtane.Client/Resources/Modules/Admin/Users/Edit.resx

@@ -210,4 +210,10 @@
   <data name="Error.User.Impersonate" xml:space="preserve">
     <value>Unable To Impersonate User</value>
   </data>
+  <data name="TimeZone.Text" xml:space="preserve">
+    <value>Time Zone:</value>
+  </data>
+  <data name="TimeZone.HelpText" xml:space="preserve">
+    <value>The user's time zone</value>
+  </data>
 </root>

Oqtane.Client/Services/Interfaces/ITimeZoneService.cs

@@ -0,0 +1,18 @@
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using Oqtane.Models;
+
+namespace Oqtane.Services
+{
+    /// <summary>
+    /// Service to store and retrieve <see cref="TimeZone"/> entries
+    /// </summary>
+    public interface ITimeZoneService
+    {
+        /// <summary>
+        /// Get the list of time zones
+        /// </summary>
+        /// <returns></returns>
+        Task<List<TimeZone>> GetTimeZonesAsync();
+    }
+}

Oqtane.Client/Services/TimeZoneService.cs

@@ -0,0 +1,22 @@
+using System.Collections.Generic;
+using System.Net.Http;
+using System.Threading.Tasks;
+using Oqtane.Documentation;
+using Oqtane.Models;
+using Oqtane.Shared;
+
+namespace Oqtane.Services
+{
+    [PrivateApi("Don't show in the documentation, as everything should use the Interface")]
+    public class TimeZoneService : ServiceBase, ITimeZoneService
+    {
+        public TimeZoneService(HttpClient http, SiteState siteState) : base(http, siteState) { }
+
+        private string Apiurl => CreateApiUrl("TimeZone");
+
+        public async Task<List<TimeZone>> GetTimeZonesAsync()
+        {
+            return await GetJsonAsync<List<TimeZone>>($"{Apiurl}");
+        }
+    }
+}

Oqtane.Server/Controllers/TimeZoneController.cs

@@ -0,0 +1,29 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+using Oqtane.Models;
+using Oqtane.Shared;
+
+namespace Oqtane.Controllers
+{
+    [Route(ControllerRoutes.ApiRoute)]
+    public class TimeZoneController : Controller
+    {
+        public TimeZoneController() {}
+
+        // GET: api/<controller>
+        [HttpGet]
+        public IEnumerable<Models.TimeZone> Get()
+        {
+            return TimeZoneInfo.GetSystemTimeZones()
+                .Select(item => new Models.TimeZone
+                {
+                    Id = item.Id,
+                    DisplayName = item.DisplayName
+                })
+                .OrderBy(item => item.DisplayName);
+        }
+    }
+}

Oqtane.Server/Controllers/UserController.cs

@@ -135,6 +135,7 @@ namespace Oqtane.Controllers
                 if (_userPermissions.IsAuthorized(User, user.SiteId, EntityNames.User, -1, PermissionNames.Write, RoleNames.Admin) || _userPermissions.GetUser(User).UserId == user.UserId)
                 {
                     filtered.Email = user.Email;
+                    filtered.TimeZoneId = user.TimeZoneId;
                     filtered.PhotoFileId = user.PhotoFileId;
                     filtered.LastLoginOn = user.LastLoginOn;
                     filtered.LastIPAddress = user.LastIPAddress;

Oqtane.Server/Extensions/OqtaneServiceCollectionExtensions.cs

@@ -104,6 +104,7 @@ namespace Microsoft.Extensions.DependencyInjection
             services.AddScoped<ISearchProvider, DatabaseSearchProvider>();
             services.AddScoped<IImageService, ImageService>();
             services.AddScoped<ICookieConsentService, ServerCookieConsentService>();
+            services.AddScoped<ITimeZoneService, TimeZoneService>();
 
             // providers
             services.AddScoped<ITextEditor, Oqtane.Modules.Controls.QuillJSTextEditor>();

Oqtane.Server/Migrations/Tenant/06010301_AddTimeZone.cs

@@ -0,0 +1,31 @@
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Oqtane.Databases.Interfaces;
+using Oqtane.Migrations.EntityBuilders;
+using Oqtane.Repository;
+
+namespace Oqtane.Migrations.Tenant
+{
+    [DbContext(typeof(TenantDBContext))]
+    [Migration("Tenant.06.01.03.01")]
+    public class AddTimeZone : MultiDatabaseMigration
+    {
+        public AddTimeZone(IDatabase database) : base(database)
+        {
+        }
+
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            var siteEntityBuilder = new SiteEntityBuilder(migrationBuilder, ActiveDatabase);
+            siteEntityBuilder.AddStringColumn("TimeZoneId", 50, true);
+
+            var userEntityBuilder = new UserEntityBuilder(migrationBuilder, ActiveDatabase);
+            userEntityBuilder.AddStringColumn("TimeZoneId", 50, true);
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            // not implemented
+        }
+    }
+}

Oqtane.Shared/Models/Site.cs

@@ -26,6 +26,11 @@ namespace Oqtane.Models
         /// </summary>
         public string Name { get; set; }
 
+        /// <summary>
+        /// The default time zone for the site
+        /// </summary>
+        public string TimeZoneId { get; set; }
+
         /// <summary>
         /// Reference to a <see cref="File"/> which has the Logo for this site.
         /// Should be an image.
@@ -200,6 +205,7 @@ namespace Oqtane.Models
                 SiteId = SiteId,
                 TenantId = TenantId,
                 Name = Name,
+                TimeZoneId = TimeZoneId,
                 LogoFileId = LogoFileId,
                 FaviconFileId = FaviconFileId,
                 DefaultThemeType = DefaultThemeType,

Oqtane.Shared/Models/TimeZone.cs

@@ -0,0 +1,10 @@
+namespace Oqtane.Models
+{
+    public class TimeZone
+    {
+        public string Id { get; set; }
+
+        public string DisplayName { get; set; }
+
+    }
+}

Oqtane.Shared/Models/User.cs

@@ -29,6 +29,11 @@ namespace Oqtane.Models
         /// </summary>
         public string Email { get; set; }
 
+        /// <summary>
+        /// User time zone
+        /// </summary>
+        public string TimeZoneId { get; set; }
+
         /// <summary>
         /// Reference to a <see cref="File"/> containing the users photo.
         /// </summary>