mcs/class/System.Web/System.Web.UI.WebControls/Login.cs

   1 //
   2 // System.Web.UI.WebControls.Login class
   3 //
   4 // Author:
   5 //      Sebastien Pouliot  <sebastien@ximian.com>
   6 //  Konstantin Triger  <kostat@mainsoft.com>
   7 //
   8 // Copyright (C) 2005 Novell, Inc (http://www.novell.com)
   9 //
  10 // Permission is hereby granted, free of charge, to any person obtaining
  11 // a copy of this software and associated documentation files (the
  12 // "Software"), to deal in the Software without restriction, including
  13 // without limitation the rights to use, copy, modify, merge, publish,
  14 // distribute, sublicense, and/or sell copies of the Software, and to
  15 // permit persons to whom the Software is furnished to do so, subject to
  16 // the following conditions:
  17 //
  18 // The above copyright notice and this permission notice shall be
  19 // included in all copies or substantial portions of the Software.
  20 //
  21 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  22 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  23 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  24 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  25 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  26 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  27 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28 //
  29
  30
  31 using System.Collections;
  32 using System.Globalization;
  33 using System.ComponentModel;
  34 using System.Security.Permissions;
  35 using System.Web.Security;
  36 using System.Web.Util;
  37
  38 namespace System.Web.UI.WebControls {
  39
  40         // CAS
  41         [AspNetHostingPermission (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
  42         [AspNetHostingPermission (SecurityAction.InheritanceDemand, Level = AspNetHostingPermissionLevel.Minimal)]
  43         // attributes
  44         [Bindable (false)]
  45         [DefaultEvent ("Authenticate")]
  46         [Designer ("System.Web.UI.Design.WebControls.LoginDesigner, " + Consts.AssemblySystem_Design, "System.ComponentModel.Design.IDesigner")]
  47         public class Login : CompositeControl
  48         , IRenderOuterTable
  49         {
  50                 #region LoginContainer
  51                 // TODO: This class should probably be folded into a generic one with BaseChangePasswordContainer
  52                 sealed class LoginContainer : Control
  53                 {
  54                         readonly Login _owner;
  55                         bool renderOuterTable;
  56                         Table _table;
  57                         TableCell _containerCell;
  58
  59                         public LoginContainer (Login owner)
  60                         {
  61                                 _owner = owner;
  62                                 renderOuterTable = _owner.RenderOuterTable;
  63
  64                                 if (renderOuterTable)
  65                                         InitTable ();
  66                         }
  67
  68                         public override string ID {
  69                                 get {
  70                                         return _owner.ID;
  71                                 }
  72                                 set {
  73                                         _owner.ID = value;
  74                                 }
  75                         }
  76
  77                         public override string ClientID {
  78                                 get {
  79                                         return _owner.ClientID;
  80                                 }
  81                         }
  82
  83                         public void InstantiateTemplate (ITemplate template)
  84                         {
  85                                 if (!renderOuterTable)
  86                                         template.InstantiateIn (this);
  87                                 else
  88                                         template.InstantiateIn (_containerCell);
  89                         }
  90
  91                         void InitTable ()
  92                         {
  93                                 _table = new Table ();
  94                                 _containerCell = new TableCell ();
  95
  96                                 TableRow row = new TableRow ();
  97                                 row.Cells.Add (_containerCell);
  98                                 _table.Rows.Add (row);
  99
 100                                 Controls.AddAt (0, _table);
 101                         }
 102
 103                         protected internal override void Render (HtmlTextWriter writer)
 104                         {
 105                                 if (_table != null) {
 106                                         _table.CellSpacing = 0;
 107                                         _table.CellPadding = _owner.BorderPadding;
 108                                         _table.ApplyStyle (_owner.ControlStyle);
 109                                         _table.Attributes.CopyFrom (_owner.Attributes);
 110                                 }
 111
 112                                 base.Render (writer);
 113                         }
 114
 115                         public Control UserNameTextBox {
 116                                 get {
 117                                         return FindControl("UserName");
 118                                 }
 119                         }
 120
 121                         public Control PasswordTextBox {
 122                                 get {
 123                                         return FindControl("Password");
 124                                 }
 125                         }
 126
 127                         public Control RememberMeCheckBox {
 128                                 get {
 129                                         return FindControl("RememberMe");
 130                                 }
 131                         }
 132
 133                         public ITextControl FailureTextLiteral
 134                         {
 135                                 get {
 136                                         return FindControl ("FailureText") as ITextControl;
 137                                 }
 138                         }
 139                 }
 140
 141                 #endregion
 142
 143                 #region LoginTemplate
 144
 145                 sealed class LoginTemplate : WebControl, ITemplate
 146                 {
 147                         readonly Login _login;
 148
 149                         public LoginTemplate (Login login)
 150                         {
 151                                 _login = login;
 152                         }
 153
 154                         void ITemplate.InstantiateIn (Control container)
 155                         {
 156                                 //
 157                                 LiteralControl TitleText = new LiteralControl (_login.TitleText);
 158
 159                                 //
 160                                 LiteralControl InstructionText = new LiteralControl (_login.InstructionText);
 161
 162                                 //
 163                                 TextBox UserName = new TextBox ();
 164                                 UserName.ID = "UserName";
 165                                 UserName.Text = _login.UserName;
 166                                 _login.RegisterApplyStyle (UserName, _login.TextBoxStyle);
 167
 168                                 Label UserNameLabel = new Label ();
 169                                 UserNameLabel.ID = "UserNameLabel";
 170                                 UserNameLabel.AssociatedControlID = "UserName";
 171                                 UserNameLabel.Text = _login.UserNameLabelText;
 172
 173                                 RequiredFieldValidator UserNameRequired = new RequiredFieldValidator ();
 174                                 UserNameRequired.ID = "UserNameRequired";
 175                                 UserNameRequired.ControlToValidate = "UserName";
 176                                 UserNameRequired.ErrorMessage = _login.UserNameRequiredErrorMessage;
 177                                 UserNameRequired.ToolTip = _login.UserNameRequiredErrorMessage;
 178                                 UserNameRequired.Text = "*";
 179                                 UserNameRequired.ValidationGroup = _login.ID;
 180                                 _login.RegisterApplyStyle (UserNameRequired, _login.ValidatorTextStyle);
 181
 182                                 //
 183                                 TextBox Password = new TextBox ();
 184                                 Password.ID = "Password";
 185                                 Password.TextMode = TextBoxMode.Password;
 186                                 _login.RegisterApplyStyle (Password, _login.TextBoxStyle);
 187
 188                                 Label PasswordLabel = new Label ();
 189                                 PasswordLabel.ID = "PasswordLabel";
 190                                 PasswordLabel.AssociatedControlID = "PasswordLabel";
 191                                 PasswordLabel.Text = _login.PasswordLabelText;
 192
 193                                 RequiredFieldValidator PasswordRequired = new RequiredFieldValidator ();
 194                                 PasswordRequired.ID = "PasswordRequired";
 195                                 PasswordRequired.ControlToValidate = "Password";
 196                                 PasswordRequired.ErrorMessage = _login.PasswordRequiredErrorMessage;
 197                                 PasswordRequired.ToolTip = _login.PasswordRequiredErrorMessage;
 198                                 PasswordRequired.Text = "*";
 199                                 PasswordRequired.ValidationGroup = _login.ID;
 200                                 _login.RegisterApplyStyle (PasswordRequired, _login.ValidatorTextStyle);
 201
 202                                 bool useRememberMe = _login != null ? _login.DisplayRememberMe : true;
 203                                 CheckBox RememberMe;
 204                                 //
 205                                 if (useRememberMe) {
 206                                         RememberMe = new CheckBox ();
 207                                         RememberMe.ID = "RememberMe";
 208                                         RememberMe.Checked = _login.RememberMeSet;
 209                                         RememberMe.Text = _login.RememberMeText;
 210                                         _login.RegisterApplyStyle (RememberMe, _login.CheckBoxStyle);
 211                                 } else
 212                                         RememberMe = null;
 213
 214                                 // TODO: Error text
 215                                 Literal FailureText = new Literal ();
 216                                 FailureText.ID = "FailureText";
 217                                 FailureText.EnableViewState = false;
 218
 219                                 //
 220                                 WebControl LoginButton = null;
 221                                 switch (_login.LoginButtonType) {
 222                                         case ButtonType.Button:
 223                                                 LoginButton = new Button ();
 224                                                 LoginButton.ID = "LoginButton";
 225                                                 break;
 226                                         case ButtonType.Link:
 227                                                 LoginButton = new LinkButton ();
 228                                                 LoginButton.ID = "LoginLinkButton";
 229                                                 break;
 230                                         case ButtonType.Image:
 231                                                 LoginButton = new ImageButton ();
 232                                                 LoginButton.ID = "LoginImageButton";
 233                                                 break;
 234                                 }
 235                                 _login.RegisterApplyStyle (LoginButton, _login.LoginButtonStyle);
 236                                 LoginButton.ID = "LoginButton";
 237                                 ((IButtonControl) LoginButton).Text = _login.LoginButtonText;
 238                                 ((IButtonControl) LoginButton).CommandName = Login.LoginButtonCommandName;
 239                                 ((IButtonControl) LoginButton).Command += new CommandEventHandler (_login.LoginClick);
 240                                 ((IButtonControl) LoginButton).ValidationGroup = _login.ID;
 241
 242                                 // Create layout table
 243                                 Table table = new Table ();
 244                                 table.CellPadding = 0;
 245
 246                                 // Title row
 247                                 table.Rows.Add (
 248                                         CreateRow (
 249                                         CreateCell (TitleText, null, _login.TitleTextStyle, HorizontalAlign.Center)));
 250
 251                                 // Instruction row
 252                                 if (_login.InstructionText.Length > 0) {
 253                                         table.Rows.Add (
 254                                                 CreateRow (
 255                                                 CreateCell (InstructionText, null, _login.instructionTextStyle, HorizontalAlign.Center)));
 256                                 }
 257
 258                                 if (_login.Orientation == Orientation.Horizontal) {
 259                                         // Main row
 260                                         TableRow row1 = new TableRow ();
 261                                         TableRow row2 = new TableRow ();
 262                                         if (_login.TextLayout == LoginTextLayout.TextOnTop)
 263                                                 row1.Cells.Add (CreateCell (UserNameLabel, null, _login.LabelStyle));
 264                                         else
 265                                                 row2.Cells.Add (CreateCell (UserNameLabel, null, _login.LabelStyle));
 266                                         row2.Cells.Add (CreateCell (UserName, UserNameRequired, null));
 267                                         if (_login.TextLayout == LoginTextLayout.TextOnTop)
 268                                                 row1.Cells.Add (CreateCell (PasswordLabel, null, _login.LabelStyle));
 269                                         else
 270                                                 row2.Cells.Add (CreateCell (PasswordLabel, null, _login.LabelStyle));
 271                                         row2.Cells.Add (CreateCell (Password, PasswordRequired, null));
 272                                         if (useRememberMe)
 273                                                 row2.Cells.Add (CreateCell (RememberMe, null, null));
 274                                         row2.Cells.Add (CreateCell (LoginButton, null, null));
 275                                         if (row1.Cells.Count > 0)
 276                                                 table.Rows.Add (row1);
 277                                         table.Rows.Add (row2);
 278                                 }
 279                                 else { // Orientation.Vertical
 280                                         if (_login.TextLayout == LoginTextLayout.TextOnLeft)
 281                                                 table.Rows.Add (CreateRow (UserNameLabel, UserName, UserNameRequired, _login.LabelStyle));
 282                                         else {
 283                                                 table.Rows.Add (CreateRow (UserNameLabel, null, null, _login.LabelStyle));
 284                                                 table.Rows.Add (CreateRow (null, UserName, UserNameRequired, null));
 285                                         }
 286                                         if (_login.TextLayout == LoginTextLayout.TextOnLeft)
 287                                                 table.Rows.Add (CreateRow (PasswordLabel, Password, PasswordRequired, _login.LabelStyle));
 288                                         else {
 289                                                 table.Rows.Add (CreateRow (PasswordLabel, null, null, _login.LabelStyle));
 290                                                 table.Rows.Add (CreateRow (null, Password, PasswordRequired, null));
 291                                         }
 292                                         if (useRememberMe)
 293                                                 table.Rows.Add (CreateRow (CreateCell (RememberMe, null, null)));
 294                                         table.Rows.Add (CreateRow (CreateCell (LoginButton, null, null, HorizontalAlign.Right)));
 295                                 }
 296
 297                                 // Error message row
 298                                 if (_login.FailureTextStyle.ForeColor.IsEmpty)
 299                                         _login.FailureTextStyle.ForeColor = System.Drawing.Color.Red;
 300
 301                                 table.Rows.Add (
 302                                         CreateRow (
 303                                         CreateCell (FailureText, null, _login.FailureTextStyle)));
 304
 305                                 // Links row
 306                                 TableCell linksCell = new TableCell ();
 307                                 _login.RegisterApplyStyle (linksCell, _login.HyperLinkStyle);
 308
 309                                 if (AddLink (_login.CreateUserUrl, _login.CreateUserText, _login.CreateUserIconUrl, linksCell, _login.HyperLinkStyle))
 310                                         if (_login.Orientation == Orientation.Vertical)
 311                                                 linksCell.Controls.Add (new LiteralControl ("<br/>"));
 312                                         else
 313                                                 linksCell.Controls.Add (new LiteralControl (" "));
 314
 315                                 if (AddLink (_login.PasswordRecoveryUrl, _login.PasswordRecoveryText, _login.PasswordRecoveryIconUrl, linksCell, _login.HyperLinkStyle))
 316                                         if (_login.Orientation == Orientation.Vertical)
 317                                                 linksCell.Controls.Add (new LiteralControl ("<br/>"));
 318                                         else
 319                                                 linksCell.Controls.Add (new LiteralControl (" "));
 320
 321                                 AddLink (_login.HelpPageUrl, _login.HelpPageText, _login.HelpPageIconUrl, linksCell, _login.HyperLinkStyle);
 322                                 table.Rows.Add (CreateRow (linksCell));
 323
 324                                 FixTableColumnSpans (table);
 325                                 container.Controls.Add (table);
 326                         }
 327
 328                         TableRow CreateRow (TableCell cell)
 329                         {
 330                                 TableRow row = new TableRow ();
 331                                 row.Cells.Add (cell);
 332                                 return row;
 333                         }
 334
 335                         TableRow CreateRow (Control c0, Control c1, Control c2, Style s)
 336                         {
 337                                 TableRow row = new TableRow ();
 338                                 TableCell cell0 = new TableCell ();
 339                                 TableCell cell1 = new TableCell ();
 340
 341                                 if (c0 != null) {
 342                                         cell0.Controls.Add (c0);
 343                                         row.Controls.Add (cell0);
 344                                 }
 345
 346                                 if (s != null)
 347                                         cell0.ApplyStyle (s);
 348
 349                                 if ((c1 != null) && (c2 != null)) {
 350                                         cell1.Controls.Add (c1);
 351                                         cell1.Controls.Add (c2);
 352                                         cell0.HorizontalAlign = HorizontalAlign.Right;
 353                                         row.Controls.Add (cell1);
 354                                 }
 355                                 return row;
 356                         }
 357
 358                         TableCell CreateCell (Control c0, Control c1, Style s, HorizontalAlign align)
 359                         {
 360                                 TableCell cell = CreateCell (c0, c1, s);
 361                                 cell.HorizontalAlign = align;
 362                                 return cell;
 363                         }
 364
 365                         TableCell CreateCell (Control c0, Control c1, Style s)
 366                         {
 367                                 TableCell cell = new TableCell ();
 368                                 if (s != null)
 369                                         cell.ApplyStyle (s);
 370
 371                                 cell.Controls.Add (c0);
 372                                 if (c1 != null)
 373                                         cell.Controls.Add (c1);
 374
 375                                 return cell;
 376                         }
 377
 378                         bool AddLink (string pageUrl, string linkText, string linkIcon, WebControl container, Style style)
 379                         {
 380                                 bool added = false;
 381                                 if (linkIcon.Length > 0) {
 382                                         Image img = new Image ();
 383                                         img.ImageUrl = linkIcon;
 384                                         container.Controls.Add (img);
 385                                         added = true;
 386                                 }
 387                                 if (linkText.Length > 0) {
 388                                         HyperLink link = new HyperLink ();
 389                                         link.NavigateUrl = pageUrl;
 390                                         link.Text = linkText;
 391                                         _login.RegisterApplyStyle (link, style);
 392                                         container.Controls.Add (link);
 393                                         added = true;
 394                                 }
 395                                 return added;
 396                         }
 397
 398                         void FixTableColumnSpans (Table table)
 399                         {
 400                                 int maxCols = 0;
 401                                 for (int row = 0; row < table.Rows.Count; row++) {
 402                                         if (maxCols < table.Rows [row].Cells.Count)
 403                                                 maxCols = table.Rows [row].Cells.Count;
 404                                 }
 405                                 for (int row = 0; row < table.Rows.Count; row++) {
 406                                         if (table.Rows [row].Cells.Count == 1 && maxCols > 1)
 407                                                         table.Rows [row].Cells [0].ColumnSpan = maxCols;
 408                                 }
 409                         }
 410                 }
 411
 412                 #endregion
 413
 414                 public static readonly string LoginButtonCommandName = "Login";
 415
 416                 static readonly object authenticateEvent = new object ();
 417                 static readonly object loggedInEvent = new object ();
 418                 static readonly object loggingInEvent = new object ();
 419                 static readonly object loginErrorEvent = new object ();
 420
 421                 TableItemStyle checkBoxStyle;
 422                 TableItemStyle failureTextStyle;
 423                 TableItemStyle hyperLinkStyle;
 424                 TableItemStyle instructionTextStyle;
 425                 TableItemStyle labelStyle;
 426                 Style logonButtonStyle;
 427                 Style textBoxStyle;
 428                 TableItemStyle titleTextStyle;
 429                 Style validatorTextStyle;
 430                 ArrayList styles = new ArrayList ();
 431
 432                 ITemplate layoutTemplate;
 433                 LoginContainer container;
 434
 435                 string _password;
 436                 bool renderOuterTable = true;
 437                 public Login ()
 438                 {
 439                 }
 440
 441                 [DefaultValue (1)]
 442                 public virtual int BorderPadding {
 443                         get {
 444                                 object o = ViewState ["BorderPadding"];
 445                                 return (o == null) ? 1 : (int) o;
 446                         }
 447                         set {
 448                                 if (value < -1)
 449                                         throw new ArgumentOutOfRangeException ("BorderPadding", "< -1");
 450                                 else
 451                                         ViewState ["BorderPadding"] = value;
 452                         }
 453                 }
 454
 455                 [DefaultValue (null)]
 456                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
 457                 [NotifyParentProperty (true)]
 458                 [PersistenceMode (PersistenceMode.InnerProperty)]
 459                 public TableItemStyle CheckBoxStyle {
 460                         get {
 461                                 if (checkBoxStyle == null) {
 462                                         checkBoxStyle = new TableItemStyle ();
 463                                         if (IsTrackingViewState) {
 464                                                 (checkBoxStyle as IStateManager).TrackViewState ();
 465                                         }
 466                                 }
 467                                 return checkBoxStyle;
 468                         }
 469                 }
 470
 471                 [DefaultValue ("")]
 472                 [Editor ("System.Web.UI.Design.ImageUrlEditor, " + Consts.AssemblySystem_Design, "System.Drawing.Design.UITypeEditor, " + Consts.AssemblySystem_Drawing)]
 473                 [UrlProperty]
 474                 public virtual string CreateUserIconUrl {
 475                         get {
 476                                 object o = ViewState ["CreateUserIconUrl"];
 477                                 return (o == null) ? String.Empty : (string) o;
 478                         }
 479                         set {
 480                                 if (value == null)
 481                                         ViewState.Remove ("CreateUserIconUrl");
 482                                 else
 483                                         ViewState ["CreateUserIconUrl"] = value;
 484                         }
 485                 }
 486
 487                 [DefaultValue ("")]
 488                 [Localizable (true)]
 489                 public virtual string CreateUserText {
 490                         get {
 491                                 object o = ViewState ["CreateUserText"];
 492                                 return (o == null) ? String.Empty : (string) o;
 493                         }
 494                         set {
 495                                 if (value == null)
 496                                         ViewState.Remove ("CreateUserText");
 497                                 else
 498                                         ViewState ["CreateUserText"] = value;
 499                         }
 500                 }
 501
 502                 [DefaultValue ("")]
 503                 [Editor ("System.Web.UI.Design.UrlEditor, " + Consts.AssemblySystem_Design, "System.Drawing.Design.UITypeEditor, " + Consts.AssemblySystem_Drawing)]
 504                 [UrlProperty]
 505                 public virtual string CreateUserUrl {
 506                         get {
 507                                 object o = ViewState ["CreateUserUrl"];
 508                                 return (o == null) ? String.Empty : (string) o;
 509                         }
 510                         set {
 511                                 if (value == null)
 512                                         ViewState.Remove ("CreateUserUrl");
 513                                 else
 514                                         ViewState ["CreateUserUrl"] = value;
 515                         }
 516                 }
 517
 518                 [DefaultValue ("")]
 519                 [Editor ("System.Web.UI.Design.UrlEditor, " + Consts.AssemblySystem_Design, "System.Drawing.Design.UITypeEditor, " + Consts.AssemblySystem_Drawing)]
 520                 [Themeable (false)]
 521                 [UrlProperty]
 522                 public virtual string DestinationPageUrl {
 523                         get {
 524                                 object o = ViewState ["DestinationPageUrl"];
 525                                 return (o == null) ? String.Empty : (string) o;
 526                         }
 527                         set {
 528                                 if (value == null)
 529                                         ViewState.Remove ("DestinationPageUrl");
 530                                 else
 531                                         ViewState ["DestinationPageUrl"] = value;
 532                         }
 533                 }
 534
 535                 [DefaultValue (true)]
 536                 [Themeable (false)]
 537                 public virtual bool DisplayRememberMe {
 538                         get {
 539                                 object o = ViewState ["DisplayRememberMe"];
 540                                 return (o == null) ? true : (bool) o;
 541                         }
 542                         set {
 543                                 ViewState ["DisplayRememberMe"] = value;
 544                         }
 545                 }
 546
 547                 [DefaultValue (LoginFailureAction.Refresh)]
 548                 [Themeable (false)]
 549                 [MonoTODO ("RedirectToLoginPage not yet implemented in FormsAuthentication")]
 550                 public virtual LoginFailureAction FailureAction {
 551                         get {
 552                                 object o = ViewState ["FailureAction"];
 553                                 return (o == null) ? LoginFailureAction.Refresh : (LoginFailureAction) o;
 554                         }
 555                         set {
 556                                 if ((value < LoginFailureAction.Refresh) || (value > LoginFailureAction.RedirectToLoginPage))
 557                                         throw new ArgumentOutOfRangeException ("FailureAction");
 558                                 ViewState ["FailureAction"] = (int) value;
 559                         }
 560                 }
 561
 562                 [Localizable (true)]
 563                 public virtual string FailureText {
 564                         get {
 565                                 object o = ViewState ["FailureText"];
 566                                 return (o == null) ? Locale.GetText ("Your login attempt was not successful. Please try again.") : (string) o;
 567                         }
 568                         set {
 569                                 if (value == null)
 570                                         ViewState.Remove ("FailureText");
 571                                 else
 572                                         ViewState ["FailureText"] = value;
 573                         }
 574                 }
 575
 576                 [DefaultValue (null)]
 577                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
 578                 [NotifyParentProperty (true)]
 579                 [PersistenceMode (PersistenceMode.InnerProperty)]
 580                 public TableItemStyle FailureTextStyle {
 581                         get {
 582                                 if (failureTextStyle == null) {
 583                                         failureTextStyle = new TableItemStyle ();
 584                                         if (IsTrackingViewState) {
 585                                                 (failureTextStyle as IStateManager).TrackViewState ();
 586                                         }
 587                                 }
 588                                 return failureTextStyle;
 589                         }
 590                 }
 591
 592                 [DefaultValue ("")]
 593                 [Editor ("System.Web.UI.Design.ImageUrlEditor, " + Consts.AssemblySystem_Design, "System.Drawing.Design.UITypeEditor, " + Consts.AssemblySystem_Drawing)]
 594                 [UrlProperty]
 595                 public virtual string HelpPageIconUrl {
 596                         get {
 597                                 object o = ViewState ["HelpPageIconUrl"];
 598                                 return (o == null) ? String.Empty : (string) o;
 599                         }
 600                         set {
 601                                 if (value == null)
 602                                         ViewState.Remove ("HelpPageIconUrl");
 603                                 else
 604                                         ViewState ["HelpPageIconUrl"] = value;
 605                         }
 606                 }
 607
 608                 [DefaultValue ("")]
 609                 [Localizable (true)]
 610                 public virtual string HelpPageText {
 611                         get {
 612                                 object o = ViewState ["HelpPageText"];
 613                                 return (o == null) ? String.Empty : (string) o;
 614                         }
 615                         set {
 616                                 if (value == null)
 617                                         ViewState.Remove ("HelpPageText");
 618                                 else
 619                                         ViewState ["HelpPageText"] = value;
 620                         }
 621                 }
 622
 623                 [DefaultValue ("")]
 624                 [Editor ("System.Web.UI.Design.UrlEditor, " + Consts.AssemblySystem_Design, "System.Drawing.Design.UITypeEditor, " + Consts.AssemblySystem_Drawing)]
 625                 [UrlProperty]
 626                 public virtual string HelpPageUrl {
 627                         get {
 628                                 object o = ViewState ["HelpPageUrl"];
 629                                 return (o == null) ? String.Empty : (string) o;
 630                         }
 631                         set {
 632                                 if (value == null)
 633                                         ViewState.Remove ("HelpPageUrl");
 634                                 else
 635                                         ViewState ["HelpPageUrl"] = value;
 636                         }
 637                 }
 638
 639                 [DefaultValue (null)]
 640                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
 641                 [NotifyParentProperty (true)]
 642                 [PersistenceMode (PersistenceMode.InnerProperty)]
 643                 public TableItemStyle HyperLinkStyle {
 644                         get {
 645                                 if (hyperLinkStyle == null) {
 646                                         hyperLinkStyle = new TableItemStyle ();
 647                                         if (IsTrackingViewState) {
 648                                                 (hyperLinkStyle  as IStateManager).TrackViewState ();
 649                                         }
 650                                 }
 651                                 return hyperLinkStyle;
 652                         }
 653                 }
 654
 655                 [DefaultValue ("")]
 656                 [Localizable (true)]
 657                 public virtual string InstructionText {
 658                         get {
 659                                 object o = ViewState ["InstructionText"];
 660                                 return (o == null) ? String.Empty : (string) o;
 661                         }
 662                         set {
 663                                 if (value == null)
 664                                         ViewState.Remove ("InstructionText");
 665                                 else
 666                                         ViewState ["InstructionText"] = value;
 667                         }
 668                 }
 669
 670                 [DefaultValue (null)]
 671                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
 672                 [NotifyParentProperty (true)]
 673                 [PersistenceMode (PersistenceMode.InnerProperty)]
 674                 public TableItemStyle InstructionTextStyle {
 675                         get {
 676                                 if (instructionTextStyle == null) {
 677                                         instructionTextStyle = new TableItemStyle ();
 678                                         if (IsTrackingViewState) {
 679                                                 (instructionTextStyle as IStateManager).TrackViewState ();
 680                                         }
 681                                 }
 682                                 return instructionTextStyle;
 683                         }
 684                 }
 685
 686                 [DefaultValue (null)]
 687                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
 688                 [NotifyParentProperty (true)]
 689                 [PersistenceMode (PersistenceMode.InnerProperty)]
 690                 public TableItemStyle LabelStyle {
 691                         get {
 692                                 if (labelStyle == null) {
 693                                         labelStyle = new TableItemStyle ();
 694                                         if (IsTrackingViewState) {
 695                                                 (labelStyle as IStateManager).TrackViewState ();
 696                                         }
 697                                 }
 698                                 return labelStyle;
 699                         }
 700                 }
 701
 702                 [Browsable (false)]
 703                 [TemplateContainer (typeof (Login))]
 704                 [PersistenceMode (PersistenceMode.InnerProperty)]
 705                 public virtual ITemplate LayoutTemplate {
 706                         get { return layoutTemplate; }
 707                         set { layoutTemplate = value; }
 708                 }
 709
 710                 [DefaultValue ("")]
 711                 [Editor ("System.Web.UI.Design.ImageUrlEditor, " + Consts.AssemblySystem_Design, "System.Drawing.Design.UITypeEditor, " + Consts.AssemblySystem_Drawing)]
 712                 [UrlProperty]
 713                 public virtual string LoginButtonImageUrl {
 714                         get {
 715                                 object o = ViewState ["LoginButtonImageUrl"];
 716                                 return (o == null) ? String.Empty : (string) o;
 717                         }
 718                         set {
 719                                 if (value == null)
 720                                         ViewState.Remove ("LoginButtonImageUrl");
 721                                 else
 722                                         ViewState ["LoginButtonImageUrl"] = value;
 723                         }
 724                 }
 725
 726                 [DefaultValue (null)]
 727                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
 728                 [NotifyParentProperty (true)]
 729                 [PersistenceMode (PersistenceMode.InnerProperty)]
 730                 public Style LoginButtonStyle {
 731                         get {
 732                                 if (logonButtonStyle == null) {
 733                                         logonButtonStyle = new Style ();
 734                                         if (IsTrackingViewState) {
 735                                                 (logonButtonStyle as IStateManager).TrackViewState ();
 736                                         }
 737                                 }
 738                                 return logonButtonStyle;
 739                         }
 740                 }
 741
 742                 [Localizable (true)]
 743                 public virtual string LoginButtonText {
 744                         get {
 745                                 object o = ViewState ["LoginButtonText"];
 746                                 return (o == null) ? Locale.GetText ("Log In") : (string) o;
 747                         }
 748                         set {
 749                                 if (value == null)
 750                                         ViewState.Remove ("LoginButtonText");
 751                                 else
 752                                         ViewState ["LoginButtonText"] = value;
 753                         }
 754                 }
 755
 756                 [DefaultValue (ButtonType.Button)]
 757                 public virtual ButtonType LoginButtonType {
 758                         get {
 759                                 object o = ViewState ["LoginButtonType"];
 760                                 return (o == null) ? ButtonType.Button : (ButtonType) o;
 761                         }
 762                         set {
 763                                 if ((value < ButtonType.Button) || (value > ButtonType.Link))
 764                                         throw new ArgumentOutOfRangeException ("LoginButtonType");
 765                                 ViewState ["LoginButtonType"] = (int) value;
 766                         }
 767                 }
 768
 769                 [DefaultValue ("")]
 770                 [Themeable (false)]
 771                 public virtual string MembershipProvider {
 772                         get {
 773                                 object o = ViewState ["MembershipProvider"];
 774                                 return (o == null) ? String.Empty : (string) o;
 775                         }
 776                         set {
 777                                 if (value == null)
 778                                         ViewState.Remove ("MembershipProvider");
 779                                 else
 780                                         ViewState ["MembershipProvider"] = value;
 781                         }
 782                 }
 783
 784                 [DefaultValue (Orientation.Vertical)]
 785                 public virtual Orientation Orientation {
 786                         get {
 787                                 object o = ViewState ["Orientation"];
 788                                 return (o == null) ? Orientation.Vertical : (Orientation) o;
 789                         }
 790                         set {
 791                                 if ((value < Orientation.Horizontal) || (value > Orientation.Vertical))
 792                                         throw new ArgumentOutOfRangeException ("Orientation");
 793                                 ViewState ["Orientation"] = (int) value;
 794                         }
 795                 }
 796
 797                 [Browsable (false)]
 798                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
 799                 public virtual string Password {
 800                         get {
 801                                 return _password != null ? _password : String.Empty;
 802                         }
 803                 }
 804
 805                 [Localizable (true)]
 806                 public virtual string PasswordLabelText {
 807                         get {
 808                                 object o = ViewState ["PasswordLabelText"];
 809                                 return (o == null) ? "Password:" : (string) o;
 810                         }
 811                         set {
 812                                 if (value == null)
 813                                         ViewState.Remove ("PasswordLabelText");
 814                                 else
 815                                         ViewState ["PasswordLabelText"] = value;
 816                         }
 817                 }
 818
 819                 [DefaultValue ("")]
 820                 [Editor ("System.Web.UI.Design.ImageUrlEditor, " + Consts.AssemblySystem_Design, "System.Drawing.Design.UITypeEditor, " + Consts.AssemblySystem_Drawing)]
 821                 [UrlProperty]
 822                 public virtual string PasswordRecoveryIconUrl {
 823                         get {
 824                                 object o = ViewState ["PasswordRecoveryIconUrl"];
 825                                 return (o == null) ? String.Empty : (string) o;
 826                         }
 827                         set {
 828                                 if (value == null)
 829                                         ViewState.Remove ("PasswordRecoveryIconUrl");
 830                                 else
 831                                         ViewState ["PasswordRecoveryIconUrl"] = value;
 832                         }
 833                 }
 834
 835                 [DefaultValue ("")]
 836                 [Localizable (true)]
 837                 public virtual string PasswordRecoveryText {
 838                         get {
 839                                 object o = ViewState ["PasswordRecoveryText"];
 840                                 return (o == null) ? String.Empty : (string) o;
 841                         }
 842                         set {
 843                                 if (value == null)
 844                                         ViewState.Remove ("PasswordRecoveryText");
 845                                 else
 846                                         ViewState ["PasswordRecoveryText"] = value;
 847                         }
 848                 }
 849
 850                 [DefaultValue ("")]
 851                 [Editor ("System.Web.UI.Design.UrlEditor, " + Consts.AssemblySystem_Design, "System.Drawing.Design.UITypeEditor, " + Consts.AssemblySystem_Drawing)]
 852                 [UrlProperty]
 853                 public virtual string PasswordRecoveryUrl {
 854                         get {
 855                                 object o = ViewState ["PasswordRecoveryUrl"];
 856                                 return (o == null) ? String.Empty : (string) o;
 857                         }
 858                         set {
 859                                 if (value == null)
 860                                         ViewState.Remove ("PasswordRecoveryUrl");
 861                                 else
 862                                         ViewState ["PasswordRecoveryUrl"] = value;
 863                         }
 864                 }
 865
 866                 [Localizable (true)]
 867                 public virtual string PasswordRequiredErrorMessage {
 868                         get {
 869                                 object o = ViewState ["PasswordRequiredErrorMessage"];
 870                                 return (o == null) ? Locale.GetText ("Password is required.") : (string) o;
 871                         }
 872                         set {
 873                                 if (value == null)
 874                                         ViewState.Remove ("PasswordRequiredErrorMessage");
 875                                 else
 876                                         ViewState ["PasswordRequiredErrorMessage"] = value;
 877                         }
 878                 }
 879                 [DefaultValue (true)]
 880                 public virtual bool RenderOuterTable {
 881                         get { return renderOuterTable; }
 882                         set { renderOuterTable = value; }
 883                 }
 884                 [DefaultValue (false)]
 885                 [Themeable (false)]
 886                 public virtual bool RememberMeSet {
 887                         get {
 888                                 object o = ViewState ["RememberMeSet"];
 889                                 return (o == null) ? false : (bool) o;
 890                         }
 891                         set {
 892                                 ViewState ["RememberMeSet"] = value;
 893                         }
 894                 }
 895
 896                 [Localizable (true)]
 897                 public virtual string RememberMeText {
 898                         get {
 899                                 object o = ViewState ["RememberMeText"];
 900                                 return (o == null) ? Locale.GetText ("Remember me next time.") : (string) o;
 901                         }
 902                         set {
 903                                 if (value == null)
 904                                         ViewState.Remove ("RememberMeText");
 905                                 else
 906                                         ViewState ["RememberMeText"] = value;
 907                         }
 908                 }
 909
 910                 protected override HtmlTextWriterTag TagKey {
 911                         get { return HtmlTextWriterTag.Table; }
 912                 }
 913
 914                 [DefaultValue (null)]
 915                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
 916                 [NotifyParentProperty (true)]
 917                 [PersistenceMode (PersistenceMode.InnerProperty)]
 918                 public Style TextBoxStyle {
 919                         get {
 920                                 if (textBoxStyle == null) {
 921                                         textBoxStyle = new Style ();
 922                                         if (IsTrackingViewState) {
 923                                                 (textBoxStyle as IStateManager).TrackViewState ();
 924                                         }
 925                                 }
 926                                 return textBoxStyle;
 927                         }
 928                 }
 929
 930                 [DefaultValue (LoginTextLayout.TextOnLeft)]
 931                 public virtual LoginTextLayout TextLayout {
 932                         get {
 933                                 object o = ViewState ["TextLayout"];
 934                                 return (o == null) ? LoginTextLayout.TextOnLeft : (LoginTextLayout) o;
 935                         }
 936                         set {
 937                                 if ((value < LoginTextLayout.TextOnLeft) || (value > LoginTextLayout.TextOnTop))
 938                                         throw new ArgumentOutOfRangeException ("TextLayout");
 939                                 ViewState ["TextLayout"] = (int) value;
 940                         }
 941                 }
 942
 943                 [Localizable (true)]
 944                 public virtual string TitleText {
 945                         get {
 946                                 object o = ViewState ["TitleText"];
 947                                 return (o == null) ? Locale.GetText ("Log In") : (string) o;
 948                         }
 949                         set {
 950                                 if (value == null)
 951                                         ViewState.Remove ("TitleText");
 952                                 else
 953                                         ViewState ["TitleText"] = value;
 954                         }
 955                 }
 956
 957                 [DefaultValue (null)]
 958                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
 959                 [NotifyParentProperty (true)]
 960                 [PersistenceMode (PersistenceMode.InnerProperty)]
 961                 public TableItemStyle TitleTextStyle {
 962                         get {
 963                                 if (titleTextStyle == null) {
 964                                         titleTextStyle = new TableItemStyle ();
 965                                         if (IsTrackingViewState) {
 966                                                 (titleTextStyle as IStateManager).TrackViewState ();
 967                                         }
 968                                 }
 969                                 return titleTextStyle;
 970                         }
 971                 }
 972
 973                 [DefaultValue ("")]
 974                 public virtual string UserName {
 975                         get {
 976                                 object o = ViewState ["UserName"];
 977                                 return (o == null) ? String.Empty : (string) o;
 978                         }
 979                         set {
 980                                 if (value == null)
 981                                         ViewState.Remove ("UserName");
 982                                 else
 983                                         ViewState ["UserName"] = value;
 984                         }
 985                 }
 986
 987                 [Localizable (true)]
 988                 public virtual string UserNameLabelText {
 989                         get {
 990                                 object o = ViewState ["UserNameLabelText"];
 991                                 return (o == null) ? Locale.GetText ("User Name:") : (string) o;
 992                         }
 993                         set {
 994                                 if (value == null)
 995                                         ViewState.Remove ("UserNameLabelText");
 996                                 else
 997                                         ViewState ["UserNameLabelText"] = value;
 998                         }
 999                 }
1000
1001                 [Localizable (true)]
1002                 public virtual string UserNameRequiredErrorMessage {
1003                         get {
1004                                 object o = ViewState ["UserNameRequiredErrorMessage"];
1005                                 return (o == null) ? Locale.GetText ("User Name is required.") : (string) o;
1006                         }
1007                         set {
1008                                 if (value == null)
1009                                         ViewState.Remove ("UserNameRequiredErrorMessage");
1010                                 else
1011                                         ViewState ["UserNameRequiredErrorMessage"] = value;
1012                         }
1013                 }
1014
1015                 [DefaultValue (null)]
1016                 [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
1017                 [NotifyParentProperty (true)]
1018                 [PersistenceMode (PersistenceMode.InnerProperty)]
1019                 public Style ValidatorTextStyle {
1020                         get {
1021                                 if (validatorTextStyle == null) {
1022                                         validatorTextStyle = new Style ();
1023                                         if (IsTrackingViewState) {
1024                                                 (validatorTextStyle as IStateManager).TrackViewState ();
1025                                         }
1026                                 }
1027                                 return validatorTextStyle;
1028                         }
1029                 }
1030
1031                 [DefaultValue (true)]
1032                 [Themeable (false)]
1033                 public virtual bool VisibleWhenLoggedIn {
1034                         get {
1035                                 object o = ViewState ["VisibleWhenLoggedIn"];
1036                                 return (o == null) ? true : (bool) o;
1037                         }
1038                         set {
1039                                 ViewState ["VisibleWhenLoggedIn"] = value;
1040                         }
1041                 }
1042
1043                 LoginContainer LoginTemplateContainer
1044                 {
1045                         get {
1046                                 if (container == null)
1047                                         container = new LoginContainer (this);
1048                                 return container;
1049                         }
1050                 }
1051
1052
1053                 // methods
1054
1055                 protected internal override void CreateChildControls ()
1056                 {
1057                         Controls.Clear ();
1058
1059                         ITemplate template = LayoutTemplate;
1060                         if (template == null)
1061                                 template = new LoginTemplate (this);
1062
1063                         LoginTemplateContainer.InstantiateTemplate (template);
1064
1065                         Controls.Add (container);
1066
1067                         IEditableTextControl editable;
1068                         editable = container.UserNameTextBox as IEditableTextControl;
1069
1070                         if (editable != null) {
1071                                 editable.Text = UserName;
1072                                 editable.TextChanged += new EventHandler (UserName_TextChanged);
1073                         }
1074                         else
1075                                 throw new HttpException ("LayoutTemplate does not contain an IEditableTextControl with ID UserName for the username.");
1076
1077                         editable = container.PasswordTextBox as IEditableTextControl;
1078
1079                         if (editable != null)
1080                                 editable.TextChanged += new EventHandler (Password_TextChanged);
1081                         else
1082                                 throw new HttpException ("LayoutTemplate does not contain an IEditableTextControl with ID Password for the password.");
1083
1084                         ICheckBoxControl checkBox = container.RememberMeCheckBox as ICheckBoxControl;
1085
1086                         if (checkBox != null)
1087                                 checkBox.CheckedChanged += new EventHandler (RememberMe_CheckedChanged);
1088                 }
1089
1090                 protected override void LoadViewState (object savedState)
1091                 {
1092                         if (savedState == null) {
1093                                 base.LoadViewState (null);
1094                                 return;
1095                         }
1096
1097                         object[] state = (object[]) savedState;
1098                         base.LoadViewState (state [0]);
1099                         if (state [1] != null)
1100                                 (LoginButtonStyle as IStateManager).LoadViewState (state [1]);
1101                         if (state [2] != null)
1102                                 (LabelStyle as IStateManager).LoadViewState (state [2]);
1103                         if (state [3] != null)
1104                                 (TextBoxStyle as IStateManager).LoadViewState (state [3]);
1105                         if (state [4] != null)
1106                                 (HyperLinkStyle as IStateManager).LoadViewState (state [4]);
1107                         if (state [5] != null)
1108                                 (InstructionTextStyle as IStateManager).LoadViewState (state [5]);
1109                         if (state [6] != null)
1110                                 (TitleTextStyle as IStateManager).LoadViewState (state [6]);
1111                         if (state [7] != null)
1112                                 (CheckBoxStyle as IStateManager).LoadViewState (state [7]);
1113                         if (state [8] != null)
1114                                 (FailureTextStyle as IStateManager).LoadViewState (state [8]);
1115                         if (state [9] != null)
1116                                 (ValidatorTextStyle as IStateManager).LoadViewState (state [9]);
1117                 }
1118
1119                 bool HasOnAuthenticateHandler ()
1120                 {
1121                         return Events [authenticateEvent] != null;
1122                 }
1123
1124                 protected virtual void OnAuthenticate (AuthenticateEventArgs e)
1125                 {
1126                         // this gets called after OnLoggingIn and the authentication so we can change the result
1127                         AuthenticateEventHandler authenticate = (AuthenticateEventHandler) Events [authenticateEvent];
1128                         if (authenticate != null)
1129                                 authenticate (this, e);
1130                 }
1131
1132                 protected override bool OnBubbleEvent (object source, EventArgs e)
1133                 {
1134                         // check for submit button
1135                         CommandEventArgs cea = (e as CommandEventArgs);
1136                         if ((cea != null) &&
1137                             String.Equals (cea.CommandName, LoginButtonCommandName, StringComparison.InvariantCultureIgnoreCase)) {
1138                                 if (!AuthenticateUser ()) {
1139                                         ITextControl failureText = LoginTemplateContainer.FailureTextLiteral;
1140                                         if (failureText != null)
1141                                                 failureText.Text = FailureText;
1142                                 }
1143                                 return true;
1144                         }
1145                         return false;
1146                 }
1147
1148                 protected virtual void OnLoggedIn (EventArgs e)
1149                 {
1150                         // this gets called only if the authentication was successful
1151                         EventHandler loggedIn = (EventHandler) Events [loggedInEvent];
1152                         if (loggedIn != null)
1153                                 loggedIn (this, e);
1154                 }
1155
1156                 protected virtual void OnLoggingIn (LoginCancelEventArgs e)
1157                 {
1158                         // this gets called before OnAuthenticate so we can abort the authentication process
1159                         LoginCancelEventHandler loggingIn = (LoginCancelEventHandler) Events [loggingInEvent];
1160                         if (loggingIn != null)
1161                                 loggingIn (this, e);
1162                 }
1163
1164                 protected virtual void OnLoginError (EventArgs e)
1165                 {
1166                         // this gets called only if the authentication wasn't successful
1167                         EventHandler loginError = (EventHandler) Events [loginErrorEvent];
1168                         if (loginError != null)
1169                                 loginError (this, e);
1170                 }
1171
1172                 [MonoTODO ("overriden for ?")]
1173                 protected internal override void OnPreRender (EventArgs e)
1174                 {
1175                         base.OnPreRender (e);
1176                         // note: doc says that UserName and Password aren't available at
1177                         // PageLoad but are during PreRender phase, so... ???
1178                 }
1179
1180                 protected internal override void Render (HtmlTextWriter writer)
1181                 {
1182                         VerifyInlinePropertiesNotSet ();
1183                         // VisibleWhenLoggedIn isn't applicable to the default login page
1184                         if (!VisibleWhenLoggedIn && !IsDefaultLoginPage () && IsLoggedIn ())
1185                                 return;
1186
1187                         Page page = Page;
1188                         if (page != null)
1189                                 page.VerifyRenderingInServerForm (this);
1190
1191                         EnsureChildControls ();
1192
1193                         foreach (object [] styleDef in styles)
1194                                 ((WebControl) styleDef [0]).ApplyStyle ((Style) styleDef [1]);
1195
1196                         RenderContents(writer);
1197                 }
1198
1199                 protected override object SaveViewState ()
1200                 {
1201                         object[] state = new object [10];
1202                         state [0] = base.SaveViewState ();
1203                         if (logonButtonStyle != null)
1204                                 state [1] = (logonButtonStyle as IStateManager).SaveViewState ();
1205                         if (labelStyle != null)
1206                                 state [2] = (labelStyle as IStateManager).SaveViewState ();
1207                         if (textBoxStyle != null)
1208                                 state [3] = (textBoxStyle as IStateManager).SaveViewState ();
1209                         if (hyperLinkStyle != null)
1210                                 state [4] = (hyperLinkStyle as IStateManager).SaveViewState ();
1211                         if (instructionTextStyle != null)
1212                                 state [5] = (instructionTextStyle as IStateManager).SaveViewState ();
1213                         if (titleTextStyle != null)
1214                                 state [6] = (titleTextStyle as IStateManager).SaveViewState ();
1215                         if (checkBoxStyle != null)
1216                                 state [7] = (checkBoxStyle as IStateManager).SaveViewState ();
1217                         if (failureTextStyle != null)
1218                                 state [8] = (failureTextStyle as IStateManager).SaveViewState ();
1219                         if (validatorTextStyle != null)
1220                                 state [9] = (validatorTextStyle as IStateManager).SaveViewState ();
1221
1222                         for (int i=0; i < state.Length; i++) {
1223                                 if (state [0] != null)
1224                                         return (object) state;
1225                         }
1226                         return null; // reduce view state
1227                 }
1228
1229                 [MonoTODO ("for design-time usage - no more details available")]
1230                 protected override void SetDesignModeState (IDictionary data)
1231                 {
1232                         base.SetDesignModeState (data);
1233                 }
1234
1235                 protected override void TrackViewState ()
1236                 {
1237                         base.TrackViewState ();
1238                         if (logonButtonStyle != null)
1239                                 (logonButtonStyle as IStateManager).TrackViewState ();
1240                         if (labelStyle != null)
1241                                 (labelStyle as IStateManager).TrackViewState ();
1242                         if (textBoxStyle != null)
1243                                 (textBoxStyle as IStateManager).TrackViewState ();
1244                         if (hyperLinkStyle != null)
1245                                 (hyperLinkStyle as IStateManager).TrackViewState ();
1246                         if (instructionTextStyle != null)
1247                                 (instructionTextStyle as IStateManager).TrackViewState ();
1248                         if (titleTextStyle != null)
1249                                 (titleTextStyle as IStateManager).TrackViewState ();
1250                         if (checkBoxStyle != null)
1251                                 (checkBoxStyle as IStateManager).TrackViewState ();
1252                         if (failureTextStyle != null)
1253                                 (failureTextStyle as IStateManager).TrackViewState ();
1254                         if (validatorTextStyle != null)
1255                                 (validatorTextStyle as IStateManager).TrackViewState ();
1256                 }
1257
1258
1259                 // events
1260
1261                 public event AuthenticateEventHandler Authenticate {
1262                         add { Events.AddHandler (authenticateEvent, value); }
1263                         remove { Events.RemoveHandler (authenticateEvent, value); }
1264                 }
1265
1266                 public event EventHandler LoggedIn {
1267                         add { Events.AddHandler (loggedInEvent, value); }
1268                         remove { Events.RemoveHandler (loggedInEvent, value); }
1269                 }
1270
1271                 public event LoginCancelEventHandler LoggingIn {
1272                         add { Events.AddHandler (loggingInEvent, value); }
1273                         remove { Events.RemoveHandler (loggingInEvent, value); }
1274                 }
1275
1276                 public event EventHandler LoginError {
1277                         add { Events.AddHandler (loginErrorEvent, value); }
1278                         remove { Events.RemoveHandler (loginErrorEvent, value); }
1279                 }
1280
1281
1282                 // private stuff
1283
1284                 internal void RegisterApplyStyle (WebControl control, Style style)
1285                 {
1286                         styles.Add (new object [] { control, style });
1287                 }
1288
1289                 bool AuthenticateUser ()
1290                 {
1291                         if (!Page.IsValid)
1292                                 return true;
1293
1294                         LoginCancelEventArgs lcea = new LoginCancelEventArgs ();
1295                         OnLoggingIn (lcea);
1296                         if (lcea.Cancel)
1297                                 return true;
1298
1299                         AuthenticateEventArgs aea = new AuthenticateEventArgs ();
1300
1301                         if (!HasOnAuthenticateHandler ()) {
1302                                 string mp = MembershipProvider;
1303                                 MembershipProvider provider = (mp.Length == 0) ?
1304                                         provider = Membership.Provider : Membership.Providers [mp];
1305                                 if (provider == null) {
1306                                         throw new HttpException (Locale.GetText ("No provider named '{0}' could be found.", mp));
1307                                 }
1308
1309                                 aea.Authenticated = provider.ValidateUser (UserName, Password);
1310                         }
1311                         OnAuthenticate (aea);
1312
1313                         if (aea.Authenticated) {
1314                                 FormsAuthentication.SetAuthCookie (UserName, RememberMeSet);
1315                                 OnLoggedIn (EventArgs.Empty);
1316
1317                                 string url = DestinationPageUrl;
1318                                 if (Page.Request.Path.StartsWith (FormsAuthentication.LoginUrl, StringComparison.InvariantCultureIgnoreCase)) {
1319                                         if (!String.IsNullOrEmpty (FormsAuthentication.ReturnUrl))
1320                                                 Redirect (FormsAuthentication.ReturnUrl);
1321                                         else if (!String.IsNullOrEmpty (DestinationPageUrl))
1322                                                 Redirect (url);
1323                                         else if (!String.IsNullOrEmpty (FormsAuthentication.DefaultUrl))
1324                                                 Redirect (FormsAuthentication.DefaultUrl);
1325                                         else if (url.Length == 0)
1326                                                 Refresh ();
1327                                 }
1328                                 else if (!String.IsNullOrEmpty (DestinationPageUrl)) {
1329                                         Redirect (url);
1330                                 }
1331                                 else {
1332                                         Refresh ();
1333                                 }
1334                                 return true;
1335                         }
1336                         else {
1337                                 OnLoginError (EventArgs.Empty);
1338                                 if (FailureAction == LoginFailureAction.RedirectToLoginPage) {
1339                                         // login page is defined in web.config
1340                                         FormsAuthentication.RedirectToLoginPage ();
1341                                 }
1342                                 return false;
1343                         }
1344                 }
1345
1346                 // TODO: its called from default template only, not usefully, OnBubbleEvent
1347                 // do handle command, need be removed
1348                 [MonoTODO()]
1349                 void LoginClick (object sender, CommandEventArgs e)
1350                 {
1351                         RaiseBubbleEvent (sender, (EventArgs)e);
1352                 }
1353
1354                 bool IsDefaultLoginPage ()
1355                 {
1356                         if ((Page == null) || (Page.Request == null))
1357                                 return false;
1358                         string defaultLogin = FormsAuthentication.LoginUrl;
1359                         if (defaultLogin == null)
1360                                 return false;
1361                         string url = Page.Request.Url.AbsolutePath;
1362                         return (String.Compare (defaultLogin, 0, url, url.Length - defaultLogin.Length, defaultLogin.Length,
1363                                 true, Helpers.InvariantCulture) == 0);
1364                 }
1365
1366                 bool IsLoggedIn ()
1367                 {
1368                         if ((Page == null) || (Page.Request == null))
1369                                 return false;
1370                         return Page.Request.IsAuthenticated;
1371                 }
1372
1373                 void Redirect (string url)
1374                 {
1375                         if ((Page != null) && (Page.Response != null))
1376                                 Page.Response.Redirect (url);
1377                 }
1378
1379                 void Refresh () {
1380                         if ((Page != null) && (Page.Response != null))
1381                                 Page.Response.Redirect (Page.Request.RawUrl);
1382                 }
1383
1384                 void UserName_TextChanged (object sender, EventArgs e)
1385                 {
1386                         UserName = ((ITextControl)sender).Text;
1387                 }
1388
1389                 void Password_TextChanged (object sender, EventArgs e)
1390                 {
1391                         _password = ((ITextControl)sender).Text;
1392                 }
1393
1394                 void RememberMe_CheckedChanged (object sender, EventArgs e)
1395                 {
1396                         RememberMeSet = ((ICheckBoxControl)sender).Checked;
1397                 }
1398         }
1399 }
1400