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, windows;
   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         board                           : TBoard;
 149         boardURL                : string;
 150 begin
 151
 152         if FItem = nil then begin
 153                 boardURL        := GikoSys.GetThreadURL2BoardURL( URL );
 154                 board                   := BBSsFindBoardFromURL( boardURL );
 155
 156                 if board = nil then
 157                         // \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¯
 158                         board := TBoard.Create( nil, boardURL )
 159                 else
 160                         FItem := board.FindThreadFromURL( URL );
 161
 162                 if FItem = nil then begin
 163                         FItem := TThreadItem.Create( board.BoardPlugIn, URL );
 164
 165                         FItem.Title := Title;
 166                         board.Add( FItem );
 167                 end;
 168         end;
 169
 170         Result := FItem;
 171
 172 end;
 173
 174 procedure TFavoriteDM.DataModuleCreate(Sender: TObject);
 175 begin
 176         //FTreeView := TreeView;
 177         //FTreeView := GikoForm.FavoriteTreeView;
 178 end;
 179
 180 procedure TFavoriteDM.DataModuleDestroy(Sender: TObject);
 181 var
 182         i: Integer;
 183 begin
 184         for i := 0 to TreeView.Items.Count - 1 do begin
 185                 TObject(TreeView.Items[i].Data).Free;
 186         end;
 187 end;
 188
 189 procedure TFavoriteDM.SetFavTreeView(TreeView: TTreeView);
 190 begin
 191         FTreeView := TreeView;
 192 end;
 193
 194 procedure TFavoriteDM.ReadFavorite;
 195 var
 196         FileName: string;
 197         XMLDoc: IXMLDocument;
 198         XMLNode: IXMLNode;
 199         Node: TTreeNode;
 200         i: Integer;
 201         FavFolder: TFavoriteFolder;
 202         LinkExists: Boolean;
 203 begin
 204
 205         FileName := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
 206
 207         FavFolder := TFavoriteFolder.Create;
 208         Node := FTreeView.Items.AddChildObject(nil, FAVORITE_ROOT_NAME, FavFolder);
 209         Node.ImageIndex := 14;
 210         Node.SelectedIndex := 14;
 211
 212         if FileExists(FileName) then begin
 213                 try
 214                         XMLDoc := LoadXMLDocument(FileName);
 215                         XMLNode := XMLDoc.DocumentElement;
 216
 217                         FStack := TStack.Create;
 218                         try
 219                                 FStack.Push(Node);
 220                                 LinkExists := False;
 221                                 if XMLNode.NodeName = 'favorite' then begin
 222                                         for i := 0 to XMLNode.ChildNodes.Count - 1 do begin
 223                                                 ReadNode(XMLNode.ChildNodes[i]);
 224                                                 if (XMLNode.ChildNodes[i].NodeName = 'folder') and
 225                                                          (XMLNode.ChildNodes[i].Attributes['title'] = FAVORITE_LINK_NAME) then begin
 226                                                         LinkExists := True;
 227                                                 end;
 228                                         end;
 229                                 end;
 230                                 if not LinkExists then begin
 231                                         FavFolder := TFavoriteFolder.Create;
 232                                         Node := FTreeView.Items.AddChildObject(Node, FAVORITE_LINK_NAME, FavFolder);
 233                                         Node.ImageIndex := 14;
 234                                         Node.SelectedIndex := 14;
 235                                 end;
 236                         finally
 237                                 FStack.Free;
 238                         end;
 239                 except
 240                 end;
 241         end;
 242
 243 {
 244         FavFolder := TFavoriteFolder.Create;
 245         Node := FTreeView.Items.AddChildObject(nil, FAVORITE_ROOT_NAME, FavFolder);
 246         Node.ImageIndex := 12;
 247         Node.SelectedIndex := 13;
 248
 249         FileName := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
 250         if not FileExists(FileName) then
 251                 Exit;
 252
 253                 FavSAXHandler.OnStartDocument := SAXStartDocument;
 254                 FavSAXHandler.OnEndDocument := SAXEndDocument;
 255                 FavSAXHandler.OnStartElement := SAXStartElement;
 256                 FavSAXHandler.OnStartElement := SAXStartElement;
 257                 FavSAXHandler.OnEndElement := SAXEndElement;
 258                 FavSAXHandler.OnCharacters := SAXCharacters;
 259
 260                 FavSAXReader.Vendor := 'Keith Wood';
 261                 FavSAXReader.URL := FileName;
 262                 FavSAXReader.Parse;}
 263 end;
 264
 265 procedure TFavoriteDM.ReadNode(Node: IXMLNode);
 266 var
 267         i: Integer;
 268
 269         ParentNode: TTreeNode;
 270         CurrentNode: TTreeNode;
 271         FavFolder: TFavoriteFolder;
 272         FavBoard: TFavoriteBoardItem;
 273         FavThread: TFavoriteThreadItem;
 274         board                           : TBoard;
 275         threadItem      : TThreadItem;
 276 begin
 277         if Node.NodeName = 'folder' then begin
 278                 ParentNode := FStack.Peek;
 279                 if TObject(ParentNode.Data) is TFavoriteFolder then begin
 280                         FavFolder := TFavoriteFolder.Create;
 281                         CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Node.Attributes['title'], FavFolder);
 282                         CurrentNode.ImageIndex := 14;
 283                         CurrentNode.SelectedIndex := 14;
 284                         CurrentNode.Expanded := Node.Attributes[ 'expanded' ] = 'true';
 285                         FStack.Push(CurrentNode);
 286                 end;
 287                 for i := 0 to Node.ChildNodes.Count - 1 do begin
 288                         ReadNode(Node.ChildNodes[i]);
 289                 end;
 290                 if FStack.Count <> 0 then
 291                         FStack.Pop;
 292         end else if Node.NodeName = 'favitem' then begin
 293                 try
 294                         ParentNode := FStack.Peek;
 295                         if TObject(ParentNode.Data) is TFavoriteFolder then begin
 296                                 if Node.Attributes['favtype'] = 'board' then begin
 297                                         FavBoard := nil;
 298                                         // \8b\8c\8e®\82Ì\82¨\8bC\82É\93ü\82è\82Æ\82Ì\8cÝ\8a·\90«\82Ì\82½\82ß
 299                                         if Length( Node.Attributes[ 'bbs' ] ) > 0 then begin
 300                                                 board := BBSsFindBoardFromBBSID( Node.Attributes[ 'bbs' ] );
 301                                                 if board <> nil then
 302                                                         FavBoard := TFavoriteBoardItem.Create(
 303                                                                 board.URL, Node.Attributes[ 'title' ], board );
 304                                         end else begin
 305                                                 FavBoard := TFavoriteBoardItem.Create(
 306                                                         Node.Attributes[ 'url' ], Node.Attributes[ 'title' ], nil );
 307                                         end;
 308                                         CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Node.Attributes['title'], FavBoard);
 309                                         CurrentNode.ImageIndex := 15;
 310                                         CurrentNode.SelectedIndex := 15;
 311                                 end else if Node.Attributes['favtype'] = 'thread' then begin
 312                                         // \8b\8c\8e®\82Ì\82¨\8bC\82É\93ü\82è\82Æ\82Ì\8cÝ\8a·\90«\82Ì\82½\82ß
 313                                         if Length( Node.Attributes[ 'bbs' ] ) > 0 then begin
 314                                                 board := BBSsFindBoardFromBBSID( Node.Attributes[ 'bbs' ] );
 315                                                 if board = nil then
 316                                                         Exit;
 317
 318                                                 if not board.IsThreadDatRead then
 319                                                         GikoSys.ReadSubjectFile( board );
 320                                                 threadItem := board.Find( Node.Attributes[ 'thread' ] );
 321                                                 if threadItem = nil then begin
 322                                                         threadItem := TThreadItem.Create(
 323                                                                 board.BoardPlugIn,
 324                                                                 GikoSys.Get2chBoard2ThreadURL( board, ChangeFileExt( Node.Attributes[ 'thread' ], '' ) ) );
 325                                                         threadItem.Title := Node.Attributes[ 'title' ];
 326                                                         board.Add( threadItem );
 327                                                 end;
 328                                                 FavThread := TFavoriteThreadItem.Create(
 329                                                         threadItem.URL, Node.Attributes[ 'title' ], threadItem );
 330                                         end else begin
 331                                                 FavThread := TFavoriteThreadItem.Create(
 332                                                         Node.Attributes[ 'url' ], Node.Attributes[ 'title' ], nil );
 333                                         end;
 334                                         CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Node.Attributes['title'], FavThread);
 335                                         CurrentNode.ImageIndex := 16;
 336                                         CurrentNode.SelectedIndex := 16;
 337                                 end;
 338                         end;
 339                 except
 340                         // \82±\82Ì\83A\83C\83e\83\80\82Å\96â\91è\82ª\8bN\82«\82Ä\82à\91¼\82Ì\83A\83C\83e\83\80\82É\89e\8b¿\82ð\97^\82¦\82½\82\82È\82¢\82Ì\82Å
 341                 end;
 342         end;
 343 end;
 344
 345 procedure TFavoriteDM.WriteFavorite;
 346 {
 347 var
 348         FileName: string;
 349 //      SaveList: TStringList;
 350 //      i: Integer;
 351 //      Count: Integer;
 352
 353         XMLDoc: IXMLDocument;
 354         XMLNode: IXMLNode;
 355 //      FavoNode: IXMLNode;
 356 begin
 357         XMLDoc :=       NewXMLDocument;
 358         XMLDoc.Encoding := 'Shift_JIS';
 359         XMLDoc.StandAlone := 'yes';
 360         XMLNode := XMLDoc.AddChild('favorite');
 361         FileName := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
 362         AddSaveString(TreeView.Items.GetFirstNode, XMLNode);
 363         XMLDoc.SaveToFile(FileName);
 364 }
 365 var
 366         FileName: string;
 367         SaveList: TStringList;
 368 begin
 369         FileName := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
 370         SaveList := TStringList.Create;
 371         try
 372                 SaveList.Add('<?xml version="1.0" encoding="Shift_JIS" standalone="yes"?>');
 373                 SaveList.Add('<favorite>');
 374                 AddSaveString(TreeView.Items.GetFirstNode, SaveList);
 375                 SaveList.Add('</favorite>');
 376                 SaveList.SaveToFile(FileName);
 377         finally
 378                 SaveList.Free;
 379         end;
 380 end;
 381
 382 {
 383 procedure TFavoriteDM.AddSaveString(Node: TTreeNode; XMLNode: IXMLNode);
 384 var
 385         i: Integer;
 386 //      s: string;
 387         FavBoard: TFavoriteBoardItem;
 388         FavThread: TFavoriteThreadItem;
 389         FavNode: IXMLNode;
 390 begin
 391         for i := 0 to Node.Count - 1 do begin
 392                 if TObject(Node.Item[i].Data) is TFavoriteFolder then begin
 393                         FavNode := XMLNode.AddChild('folder');
 394                         FavNode.Attributes['title'] := Node.Item[i].Text;
 395                         AddSaveString(Node.Item[i], FavNode);
 396                 end else if TObject(Node.Item[i].Data) is TFavoriteBoardItem then begin
 397                         FavBoard := TFavoriteBoardItem(Node.Item[i].Data);
 398                         FavNode := XMLNode.AddChild('favitem');
 399                         FavNode.Attributes['type'] := '2ch';
 400                         FavNode.Attributes['favtype'] := 'board';
 401                         FavNode.Attributes['bbs'] := FavBoard.BBSID;
 402                         FavNode.Attributes['title'] := Node.Item[i].Text;
 403                         FavNode.Attributes['boardname'] := FavBoard.BoardName;
 404                 end else if TObject(Node.Item[i].Data) is TFavoriteThreadItem then begin
 405                         FavThread := TFavoriteThreadItem(Node.Item[i].Data);
 406                         FavNode := XMLNode.AddChild('favitem');
 407                         FavNode.Attributes['type'] := '2ch';
 408                         FavNode.Attributes['favtype'] := 'thread';
 409                         FavNode.Attributes['bbs'] := FavThread.BBSID;
 410                         FavNode.Attributes['thread'] := FavThread.ThreadID;
 411                         FavNode.Attributes['title'] := Node.Item[i].Text;
 412                         FavNode.Attributes['threadname'] := FavThread.ThreadName;
 413                 end;
 414         end;
 415 end;
 416 }
 417
 418 procedure TFavoriteDM.AddSaveString(Node: TTreeNode; SaveList: TStringList);
 419 var
 420         i: Integer;
 421         s: string;
 422         FavBoard: TFavoriteBoardItem;
 423         FavThread: TFavoriteThreadItem;
 424 begin
 425         for i := 0 to Node.Count - 1 do begin
 426                 if TObject(Node.Item[i].Data) is TFavoriteFolder then begin
 427                         if Node.Item[ i ].Expanded then
 428                                 s := Format('<folder title="%s" expanded="true">', [HtmlEncode(Node.Item[i].Text)])
 429                         else
 430                                 s := Format('<folder title="%s" expanded="false">', [HtmlEncode(Node.Item[i].Text)]);
 431                         SaveList.Add(s);
 432                         AddSaveString(Node.Item[i], SaveList);
 433                         SaveList.Add('</folder>');
 434                 end else if TObject(Node.Item[i].Data) is TFavoriteBoardItem then begin
 435                         FavBoard := TFavoriteBoardItem(Node.Item[i].Data);
 436                         s := Format('<favitem type="2ch" favtype="board" url="%s" title="%s"/>',
 437                                                                         [HtmlEncode( FavBoard.URL ), HtmlEncode(Node.Item[ i ].Text)]);
 438                         SaveList.Add(s);
 439                 end else if TObject(Node.Item[i].Data) is TFavoriteThreadItem then begin
 440                         FavThread := TFavoriteThreadItem(Node.Item[i].Data);
 441                         s := Format('<favitem type="2ch" favtype="thread" url="%s" title="%s"/>',
 442                                                                         [HtmlEncode( FavThread.URL ), HtmlEncode(Node.Item[ i ].Text)]);
 443                         SaveList.Add(s);
 444                 end;
 445         end;
 446 end;
 447
 448 {
 449 procedure TFavoriteDM.SAXStartDocument(Sender: TObject);
 450 begin
 451         FStack := TStack.Create;
 452         FStack.Push(FTreeView.Items.GetFirstNode);
 453 end;
 454
 455 procedure TFavoriteDM.SAXEndDocument(Sender: TObject);
 456 begin
 457         FStack.Free;
 458 end;
 459
 460 procedure TFavoriteDM.SAXStartElement(Sender: TObject; const NamespaceURI, LocalName, QName: SAXString;
 461         const Atts: IAttributes);
 462 var
 463         FavType: string;
 464         ParentNode: TTreeNode;
 465         CurrentNode: TTreeNode;
 466         FavFolder: TFavoriteFolder;
 467         FavBoard: TFavoriteBoardItem;
 468         FavThread: TFavoriteThreadItem;
 469 begin
 470         if QName = 'folder' then begin
 471                 ParentNode := FStack.Peek;
 472                 if TObject(ParentNode.Data) is TFavoriteFolder then begin
 473                         FavFolder := TFavoriteFolder.Create;
 474                         CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Atts.getValue('title'), FavFolder);
 475                         CurrentNode.ImageIndex := 12;
 476                         CurrentNode.SelectedIndex := 13;
 477                         FStack.Push(CurrentNode);
 478                 end;
 479         end else if QName = 'favitem' then begin
 480                 ParentNode := FStack.Peek;
 481                 if TObject(ParentNode.Data) is TFavoriteFolder then begin
 482                         FavType := Atts.getValue('favtype');
 483                         if FavType = 'board' then begin
 484                                 FavBoard := TFavoriteBoardItem.Create;
 485                                 FavBoard.BBSID := Atts.getValue('bbs');
 486                                 FavBoard.BoardName := Atts.getValue('boardname');
 487                                 CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Atts.getValue('title'), FavBoard);
 488                                 CurrentNode.ImageIndex := 14;
 489                                 CurrentNode.SelectedIndex := 15;
 490                         end else if FavType = 'thread' then begin
 491                                 FavThread := TFavoriteThreadItem.Create;
 492                                 FavThread.BBSID := Atts.getValue('bbs');
 493                                 FavThread.ThreadID := Atts.getValue('thread');
 494                                 FavThread.ThreadName := Atts.getValue('threadname');
 495                                 CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Atts.getValue('title'), FavThread);
 496                                 CurrentNode.ImageIndex := 16;
 497                                 CurrentNode.SelectedIndex := 17;
 498                         end;
 499                 end;
 500         end;
 501 end;
 502
 503 procedure TFavoriteDM.SAXEndElement(Sender: TObject; const NamespaceURI, LocalName, QName: SAXString);
 504 begin
 505         if QName = 'folder' then begin
 506                 if FStack.Count <> 0 then
 507                         FStack.Pop;
 508         end;
 509 end;
 510
 511 procedure TFavoriteDM.SAXCharacters(Sender: TObject; const PCh: SAXString);
 512 begin
 513 //
 514 end;
 515 }
 516 function TFavoriteDM.SaveFavoriteFile(FileName: String) : Boolean;
 517 var
 518         FavoriteFilePath: string;
 519                 tempStringList: TStringList;
 520 begin
 521
 522         FavoriteFilePath := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
 523
 524         if FileExists( FavoriteFilePath ) then begin
 525                 tempStringList := TStringList.Create;
 526                 try
 527                         tempStringList.LoadFromFile( FavoriteFilePath );
 528                         tempStringList.SaveToFile( FileName );
 529                 finally
 530                         tempStringList.Free;
 531                 end;
 532                 Result := true;
 533         end else begin
 534                 Result := false;
 535         end;
 536 end;
 537
 538 function TFavoriteDM.GetFavoriteFilePath() : String;
 539 begin
 540         Result := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
 541 end;
 542
 543 end.