Favorite.pas

   1 unit Favorite;
   2
   3 interface
   4
   5 uses
   6         Messages, SysUtils, Classes, Contnrs, ComCtrls, {HttpApp,} YofUtils,
   7         GikoSystem{, XMLIntf, XMLDoc}, GikoXMLDoc, BoardGroup;
   8         {SAX, SAXHelpers, SAXComps, SAXKW;}
   9
  10 type
  11         TFavoriteFolder = class
  12         end;
  13
  14         TFavoriteBoardItem = class
  15         private
  16                 FItem                           : TBoard;
  17                 FURL                            : string;
  18                 FTitle                  : string;
  19                 function        GetItem : TBoard;
  20         public
  21                 constructor Create( inURL : string; inTitle : string = ''; inItem : TBoard = nil );
  22                 constructor CreateWithItem( inItem : TBoard );
  23                 property Item                           : TBoard        read GetItem write FItem;
  24                 property URL                            : string        read FURL write FURL;   // Item \82ª\8eæ\93¾\82Å\82«\82È\82\82Ä\82à URL \82Í\8fí\82É\95Û\8e\9d\82³\82ê\82é
  25                 property Title                  : string        read FTitle write FTitle;
  26         end;
  27
  28         TFavoriteThreadItem = class
  29         private
  30                 FItem                           : TThreadItem;
  31                 FURL                            : string;
  32                 FTitle                  : string;
  33                 function        GetItem : TThreadItem;
  34         public
  35                 constructor Create( inURL : string; inTitle : string = ''; inItem : TThreadItem = nil );
  36                 constructor CreateWithItem( inItem : TThreadItem );
  37                 property Item                           : TThreadItem   read GetItem write FItem;
  38                 property URL                            : string                        read FURL write FURL;   // Item \82ª\8eæ\93¾\82Å\82«\82È\82\82Ä\82à URL \82Í\8fí\82É\95Û\8e\9d\82³\82ê\82é
  39                 property Title                  : string                        read FTitle write FTitle;
  40         end;
  41
  42         TFavoriteDM = class(TDataModule)
  43                 procedure DataModuleCreate(Sender: TObject);
  44                 procedure DataModuleDestroy(Sender: TObject);
  45         private
  46                 { Private \90é\8c¾ }
  47                 FStack: TStack;
  48                 FTreeView: TTreeView;
  49
  50                 procedure ReadNode(Node: IXMLNode);
  51                 procedure AddSaveString(Node: TTreeNode; SaveList: TStringList);
  52 //              procedure AddSaveString(Node: TTreeNode; XMLNode: IXMLNode);
  53 //              procedure SAXStartDocument(Sender: TObject);
  54 //              procedure SAXEndDocument(Sender: TObject);
  55 //              procedure SAXStartElement(Sender: TObject; const NamespaceURI, LocalName, QName: SAXString; const Atts: IAttributes);
  56 //              procedure SAXEndElement(Sender: TObject; const NamespaceURI, LocalName, QName: SAXString);
  57 //              procedure SAXCharacters(Sender: TObject; const PCh: SAXString);
  58         public
  59                 { Public \90é\8c¾ }
  60                                 function GetFavoriteFilePath() : String;
  61                                 function SaveFavoriteFile(FileName: String) : Boolean;
  62                 procedure SetFavTreeView(TreeView: TTreeView);
  63                 procedure ReadFavorite;
  64                 procedure WriteFavorite;
  65                 property TreeView: TTreeView read FTreeView;
  66         end;
  67
  68 var
  69         FavoriteDM: TFavoriteDM;
  70 const
  71         FAVORITE_LINK_NAME = '\83\8a\83\93\83N';
  72
  73 implementation
  74
  75 uses    ExternalBoardManager, ExternalBoardPlugInMain;
  76
  77 const
  78         FAVORITE_ROOT_NAME = '\82¨\8bC\82É\93ü\82è';
  79         FAVORITE_FILE_NAME = 'Favorite.xml';
  80
  81 {$R *.dfm}
  82
  83 constructor TFavoriteBoardItem.Create(
  84         inURL           : string;
  85         inTitle : string = '';
  86         inItem  : TBoard = nil
  87 );
  88 begin
  89
  90         inherited Create;
  91
  92         URL             := inURL;
  93         Title   := inTitle;
  94         Item    := inItem;
  95
  96 end;
  97
  98 constructor TFavoriteBoardItem.CreateWithItem(
  99         inItem  : TBoard
 100 );
 101 begin
 102
 103         Create( inItem.URL, inItem.Title, inItem );
 104
 105 end;
 106
 107 function        TFavoriteBoardItem.GetItem : TBoard;
 108 begin
 109
 110         if FItem = nil then begin
 111                 FItem := BBSsFindBoardFromURL( URL );
 112                 // \8b\8c\8e®\82Ì\82¨\8bC\82É\93ü\82è\82Æ\82Ì\8cÝ\8a·\90«\82Ì\82½\82ß
 113                 if FItem = nil then
 114                         // \81¦\8dì\82Á\82Ä\82à\81A\92Ç\89Á\82·\82é\83J\83e\83S\83\8a\82ª\96³\82¢\82Ì\82Å\8c\83\82µ\82\95Û\97¯
 115                         FItem := TBoard.Create( nil, URL );
 116         end;
 117
 118         Result := FItem;
 119
 120 end;
 121
 122 constructor TFavoriteThreadItem.Create(
 123         inURL           : string;
 124         inTitle : string = '';
 125         inItem  : TThreadItem = nil
 126 );
 127 begin
 128
 129         inherited Create;
 130
 131         URL             := inURL;
 132         Title   := inTitle;
 133         Item    := inItem;
 134
 135 end;
 136
 137 constructor TFavoriteThreadItem.CreateWithItem(
 138         inItem  : TThreadItem
 139 );
 140 begin
 141
 142         Create( inItem.URL, inItem.Title, inItem );
 143
 144 end;
 145
 146 function        TFavoriteThreadItem.GetItem : TThreadItem;
 147 var
 148         threadItem      : TThreadItem;
 149         board                           : TBoard;
 150         boardURL                : string;
 151         i                                               : Integer;
 152 begin
 153
 154         if FItem = nil then begin
 155                 boardURL        := GikoSys.GetThreadURL2BoardURL( URL );
 156                 board                   := BBSsFindBoardFromURL( boardURL );
 157
 158                 if board = nil then
 159                         // \81¦\8dì\82Á\82Ä\82à\81A\92Ç\89Á\82·\82é\83J\83e\83S\83\8a\82ª\96³\82¢\82Ì\82Å\8c\83\82µ\82\95Û\97¯
 160                         board := TBoard.Create( nil, boardURL )
 161                 else
 162                         FItem := board.FindThreadFromURL( URL );
 163
 164                 if FItem = nil then begin
 165                         FItem := TThreadItem.Create( board.BoardPlugIn, URL );
 166
 167                         FItem.Title := Title;
 168                         board.Add( FItem );
 169                 end;
 170         end;
 171
 172         Result := FItem;
 173
 174 end;
 175
 176 procedure TFavoriteDM.DataModuleCreate(Sender: TObject);
 177 begin
 178         //FTreeView := TreeView;
 179         //FTreeView := GikoForm.FavoriteTreeView;
 180 end;
 181
 182 procedure TFavoriteDM.DataModuleDestroy(Sender: TObject);
 183 var
 184         i: Integer;
 185 begin
 186         for i := 0 to TreeView.Items.Count - 1 do begin
 187                 TObject(TreeView.Items[i].Data).Free;
 188         end;
 189 end;
 190
 191 procedure TFavoriteDM.SetFavTreeView(TreeView: TTreeView);
 192 begin
 193         FTreeView := TreeView;
 194 end;
 195
 196 procedure TFavoriteDM.ReadFavorite;
 197 var
 198         FileName: string;
 199         XMLDoc: IXMLDocument;
 200         XMLNode: IXMLNode;
 201         Node: TTreeNode;
 202         i: Integer;
 203         FavFolder: TFavoriteFolder;
 204         LinkExists: Boolean;
 205 begin
 206
 207         FileName := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
 208
 209         FavFolder := TFavoriteFolder.Create;
 210         Node := FTreeView.Items.AddChildObject(nil, FAVORITE_ROOT_NAME, FavFolder);
 211         Node.ImageIndex := 14;
 212         Node.SelectedIndex := 14;
 213
 214         if FileExists(FileName) then begin
 215                 try
 216                         XMLDoc := LoadXMLDocument(FileName);
 217                         XMLNode := XMLDoc.DocumentElement;
 218
 219                         FStack := TStack.Create;
 220                         try
 221                                 FStack.Push(Node);
 222                                 LinkExists := False;
 223                                 if XMLNode.NodeName = 'favorite' then begin
 224                                         for i := 0 to XMLNode.ChildNodes.Count - 1 do begin
 225                                                 ReadNode(XMLNode.ChildNodes[i]);
 226                                                 if (XMLNode.ChildNodes[i].NodeName = 'folder') and
 227                                                          (XMLNode.ChildNodes[i].Attributes['title'] = FAVORITE_LINK_NAME) then begin
 228                                                         LinkExists := True;
 229                                                 end;
 230                                         end;
 231                                 end;
 232                                 if not LinkExists then begin
 233                                         FavFolder := TFavoriteFolder.Create;
 234                                         Node := FTreeView.Items.AddChildObject(Node, FAVORITE_LINK_NAME, FavFolder);
 235                                         Node.ImageIndex := 14;
 236                                         Node.SelectedIndex := 14;
 237                                 end;
 238                         finally
 239                                 FStack.Free;
 240                         end;
 241                 except
 242                 end;
 243         end;
 244
 245 {
 246         FavFolder := TFavoriteFolder.Create;
 247         Node := FTreeView.Items.AddChildObject(nil, FAVORITE_ROOT_NAME, FavFolder);
 248         Node.ImageIndex := 12;
 249         Node.SelectedIndex := 13;
 250
 251         FileName := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
 252         if not FileExists(FileName) then
 253                 Exit;
 254
 255                 FavSAXHandler.OnStartDocument := SAXStartDocument;
 256                 FavSAXHandler.OnEndDocument := SAXEndDocument;
 257                 FavSAXHandler.OnStartElement := SAXStartElement;
 258                 FavSAXHandler.OnStartElement := SAXStartElement;
 259                 FavSAXHandler.OnEndElement := SAXEndElement;
 260                 FavSAXHandler.OnCharacters := SAXCharacters;
 261
 262                 FavSAXReader.Vendor := 'Keith Wood';
 263                 FavSAXReader.URL := FileName;
 264                 FavSAXReader.Parse;}
 265 end;
 266
 267 procedure TFavoriteDM.ReadNode(Node: IXMLNode);
 268 var
 269         i: Integer;
 270         j, jBound : Integer;
 271
 272         ParentNode: TTreeNode;
 273         CurrentNode: TTreeNode;
 274         FavFolder: TFavoriteFolder;
 275         FavBoard: TFavoriteBoardItem;
 276         FavThread: TFavoriteThreadItem;
 277         board                           : TBoard;
 278         threadItem      : TThreadItem;
 279         url                                     : string;
 280 begin
 281         if Node.NodeName = 'folder' then begin
 282                 ParentNode := FStack.Peek;
 283                 if TObject(ParentNode.Data) is TFavoriteFolder then begin
 284                         FavFolder := TFavoriteFolder.Create;
 285                         CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Node.Attributes['title'], FavFolder);
 286                         CurrentNode.ImageIndex := 14;
 287                         CurrentNode.SelectedIndex := 14;
 288                         CurrentNode.Expanded := Node.Attributes[ 'expanded' ] = 'true';
 289                         FStack.Push(CurrentNode);
 290                 end;
 291                 for i := 0 to Node.ChildNodes.Count - 1 do begin
 292                         ReadNode(Node.ChildNodes[i]);
 293                 end;
 294                 if FStack.Count <> 0 then
 295                         FStack.Pop;
 296         end else if Node.NodeName = 'favitem' then begin
 297                 ParentNode := FStack.Peek;
 298                 if TObject(ParentNode.Data) is TFavoriteFolder then begin
 299                         if Node.Attributes['favtype'] = 'board' then begin
 300                                 // \8b\8c\8e®\82Ì\82¨\8bC\82É\93ü\82è\82Æ\82Ì\8cÝ\8a·\90«\82Ì\82½\82ß
 301                                 if Length( Node.Attributes[ 'bbs' ] ) > 0 then begin
 302                                         board := BBSsFindBoardFromBBSID( Node.Attributes[ 'bbs' ] );
 303                                         FavBoard := TFavoriteBoardItem.Create(
 304                                                 board.URL, Node.Attributes[ 'title' ], board );
 305                                 end else begin
 306                                         FavBoard := TFavoriteBoardItem.Create(
 307                                                 Node.Attributes[ 'url' ], Node.Attributes[ 'title' ], board );
 308                                 end;
 309                                 CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Node.Attributes['title'], FavBoard);
 310                                 CurrentNode.ImageIndex := 15;
 311                                 CurrentNode.SelectedIndex := 15;
 312                         end else if Node.Attributes['favtype'] = 'thread' then begin
 313                                 // \8b\8c\8e®\82Ì\82¨\8bC\82É\93ü\82è\82Æ\82Ì\8cÝ\8a·\90«\82Ì\82½\82ß
 314                                 if Length( Node.Attributes[ 'bbs' ] ) > 0 then begin
 315                                         board := BBSsFindBoardFromBBSID( Node.Attributes[ 'bbs' ] );
 316                                         if board = nil then
 317                                                 Exit;
 318
 319                                         if not board.IsThreadDatRead then
 320                                                 GikoSys.ReadSubjectFile( board );
 321                                         threadItem := board.Find( Node.Attributes[ 'thread' ] );
 322                                         if threadItem = nil then begin
 323                                                 threadItem := TThreadItem.Create(
 324                                                         board.BoardPlugIn,
 325                                                         GikoSys.Get2chBoard2ThreadURL( board, ChangeFileExt( Node.Attributes[ 'thread' ], '' ) ) );
 326                                                 threadItem.Title := Node.Attributes[ 'title' ];
 327                                                 board.Add( threadItem );
 328                                         end;
 329                                         FavThread := TFavoriteThreadItem.Create(
 330                                                 threadItem.URL, Node.Attributes[ 'title' ], threadItem );
 331                                 end else begin
 332                                         FavThread := TFavoriteThreadItem.Create(
 333                                                 Node.Attributes[ 'url' ], Node.Attributes[ 'title' ], threadItem );
 334                                 end;
 335                                 CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Node.Attributes['title'], FavThread);
 336                                 CurrentNode.ImageIndex := 16;
 337                                 CurrentNode.SelectedIndex := 16;
 338                         end;
 339                 end;
 340         end;
 341 end;
 342
 343 procedure TFavoriteDM.WriteFavorite;
 344 {
 345 var
 346         FileName: string;
 347 //      SaveList: TStringList;
 348 //      i: Integer;
 349 //      Count: Integer;
 350
 351         XMLDoc: IXMLDocument;
 352         XMLNode: IXMLNode;
 353 //      FavoNode: IXMLNode;
 354 begin
 355         XMLDoc :=       NewXMLDocument;
 356         XMLDoc.Encoding := 'Shift_JIS';
 357         XMLDoc.StandAlone := 'yes';
 358         XMLNode := XMLDoc.AddChild('favorite');
 359         FileName := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
 360         AddSaveString(TreeView.Items.GetFirstNode, XMLNode);
 361         XMLDoc.SaveToFile(FileName);
 362 }
 363 var
 364         FileName: string;
 365         SaveList: TStringList;
 366 begin
 367         FileName := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
 368         SaveList := TStringList.Create;
 369         try
 370                 SaveList.Add('<?xml version="1.0" encoding="Shift_JIS" standalone="yes"?>');
 371                 SaveList.Add('<favorite>');
 372                 AddSaveString(TreeView.Items.GetFirstNode, SaveList);
 373                 SaveList.Add('</favorite>');
 374                 SaveList.SaveToFile(FileName);
 375         finally
 376                 SaveList.Free;
 377         end;
 378 end;
 379
 380 {
 381 procedure TFavoriteDM.AddSaveString(Node: TTreeNode; XMLNode: IXMLNode);
 382 var
 383         i: Integer;
 384 //      s: string;
 385         FavBoard: TFavoriteBoardItem;
 386         FavThread: TFavoriteThreadItem;
 387         FavNode: IXMLNode;
 388 begin
 389         for i := 0 to Node.Count - 1 do begin
 390                 if TObject(Node.Item[i].Data) is TFavoriteFolder then begin
 391                         FavNode := XMLNode.AddChild('folder');
 392                         FavNode.Attributes['title'] := Node.Item[i].Text;
 393                         AddSaveString(Node.Item[i], FavNode);
 394                 end else if TObject(Node.Item[i].Data) is TFavoriteBoardItem then begin
 395                         FavBoard := TFavoriteBoardItem(Node.Item[i].Data);
 396                         FavNode := XMLNode.AddChild('favitem');
 397                         FavNode.Attributes['type'] := '2ch';
 398                         FavNode.Attributes['favtype'] := 'board';
 399                         FavNode.Attributes['bbs'] := FavBoard.BBSID;
 400                         FavNode.Attributes['title'] := Node.Item[i].Text;
 401                         FavNode.Attributes['boardname'] := FavBoard.BoardName;
 402                 end else if TObject(Node.Item[i].Data) is TFavoriteThreadItem then begin
 403                         FavThread := TFavoriteThreadItem(Node.Item[i].Data);
 404                         FavNode := XMLNode.AddChild('favitem');
 405                         FavNode.Attributes['type'] := '2ch';
 406                         FavNode.Attributes['favtype'] := 'thread';
 407                         FavNode.Attributes['bbs'] := FavThread.BBSID;
 408                         FavNode.Attributes['thread'] := FavThread.ThreadID;
 409                         FavNode.Attributes['title'] := Node.Item[i].Text;
 410                         FavNode.Attributes['threadname'] := FavThread.ThreadName;
 411                 end;
 412         end;
 413 end;
 414 }
 415
 416 procedure TFavoriteDM.AddSaveString(Node: TTreeNode; SaveList: TStringList);
 417 var
 418         i: Integer;
 419         s: string;
 420         FavBoard: TFavoriteBoardItem;
 421         FavThread: TFavoriteThreadItem;
 422 begin
 423         for i := 0 to Node.Count - 1 do begin
 424                 if TObject(Node.Item[i].Data) is TFavoriteFolder then begin
 425                         if Node.Item[ i ].Expanded then
 426                                 s := Format('<folder title="%s" expanded="true">', [HtmlEncode(Node.Item[i].Text)])
 427                         else
 428                                 s := Format('<folder title="%s" expanded="false">', [HtmlEncode(Node.Item[i].Text)]);
 429                         SaveList.Add(s);
 430                         AddSaveString(Node.Item[i], SaveList);
 431                         SaveList.Add('</folder>');
 432                 end else if TObject(Node.Item[i].Data) is TFavoriteBoardItem then begin
 433                         FavBoard := TFavoriteBoardItem(Node.Item[i].Data);
 434                         s := Format('<favitem type="2ch" favtype="board" url="%s" title="%s"/>',
 435                                                                         [HtmlEncode( FavBoard.URL ), HtmlEncode(FavBoard.Title)]);
 436                         SaveList.Add(s);
 437                 end else if TObject(Node.Item[i].Data) is TFavoriteThreadItem then begin
 438                         FavThread := TFavoriteThreadItem(Node.Item[i].Data);
 439                         s := Format('<favitem type="2ch" favtype="thread" url="%s" title="%s"/>',
 440                                                                         [HtmlEncode( FavThread.URL ), HtmlEncode(FavThread.Title)]);
 441                         SaveList.Add(s);
 442                 end;
 443         end;
 444 end;
 445
 446 {
 447 procedure TFavoriteDM.SAXStartDocument(Sender: TObject);
 448 begin
 449         FStack := TStack.Create;
 450         FStack.Push(FTreeView.Items.GetFirstNode);
 451 end;
 452
 453 procedure TFavoriteDM.SAXEndDocument(Sender: TObject);
 454 begin
 455         FStack.Free;
 456 end;
 457
 458 procedure TFavoriteDM.SAXStartElement(Sender: TObject; const NamespaceURI, LocalName, QName: SAXString;
 459         const Atts: IAttributes);
 460 var
 461         FavType: string;
 462         ParentNode: TTreeNode;
 463         CurrentNode: TTreeNode;
 464         FavFolder: TFavoriteFolder;
 465         FavBoard: TFavoriteBoardItem;
 466         FavThread: TFavoriteThreadItem;
 467 begin
 468         if QName = 'folder' then begin
 469                 ParentNode := FStack.Peek;
 470                 if TObject(ParentNode.Data) is TFavoriteFolder then begin
 471                         FavFolder := TFavoriteFolder.Create;
 472                         CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Atts.getValue('title'), FavFolder);
 473                         CurrentNode.ImageIndex := 12;
 474                         CurrentNode.SelectedIndex := 13;
 475                         FStack.Push(CurrentNode);
 476                 end;
 477         end else if QName = 'favitem' then begin
 478                 ParentNode := FStack.Peek;
 479                 if TObject(ParentNode.Data) is TFavoriteFolder then begin
 480                         FavType := Atts.getValue('favtype');
 481                         if FavType = 'board' then begin
 482                                 FavBoard := TFavoriteBoardItem.Create;
 483                                 FavBoard.BBSID := Atts.getValue('bbs');
 484                                 FavBoard.BoardName := Atts.getValue('boardname');
 485                                 CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Atts.getValue('title'), FavBoard);
 486                                 CurrentNode.ImageIndex := 14;
 487                                 CurrentNode.SelectedIndex := 15;
 488                         end else if FavType = 'thread' then begin
 489                                 FavThread := TFavoriteThreadItem.Create;
 490                                 FavThread.BBSID := Atts.getValue('bbs');
 491                                 FavThread.ThreadID := Atts.getValue('thread');
 492                                 FavThread.ThreadName := Atts.getValue('threadname');
 493                                 CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Atts.getValue('title'), FavThread);
 494                                 CurrentNode.ImageIndex := 16;
 495                                 CurrentNode.SelectedIndex := 17;
 496                         end;
 497                 end;
 498         end;
 499 end;
 500
 501 procedure TFavoriteDM.SAXEndElement(Sender: TObject; const NamespaceURI, LocalName, QName: SAXString);
 502 begin
 503         if QName = 'folder' then begin
 504                 if FStack.Count <> 0 then
 505                         FStack.Pop;
 506         end;
 507 end;
 508
 509 procedure TFavoriteDM.SAXCharacters(Sender: TObject; const PCh: SAXString);
 510 begin
 511 //
 512 end;
 513 }
 514 function TFavoriteDM.SaveFavoriteFile(FileName: String) : Boolean;
 515 var
 516         FavoriteFilePath: string;
 517                 tempStringList: TStringList;
 518 begin
 519
 520         FavoriteFilePath := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
 521
 522         if FileExists( FavoriteFilePath ) then begin
 523                 tempStringList := TStringList.Create;
 524                 try
 525                         tempStringList.LoadFromFile( FavoriteFilePath );
 526                         tempStringList.SaveToFile( FileName );
 527                 finally
 528                         tempStringList.Free;
 529                 end;
 530                 Result := true;
 531         end else begin
 532                 Result := false;
 533         end;
 534 end;
 535
 536 function TFavoriteDM.GetFavoriteFilePath() : String;
 537 begin
 538         Result := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
 539 end;
 540
 541 end.