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Revision 1.19 - (show annotations) (download) (as text)
Fri Dec 5 10:18:21 2003 UTC (20 years, 4 months ago) by h677
Branch: MAIN
CVS Tags: b44
Changes since 1.18: +3 -2 lines
File MIME type: text/x-pascal
警告を一つけした。関数を抜けるときに返り値が指定されないところがあったから、
nilを返すようにした。

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 ?????転?長?鼎???足???? URL ???鱈???徹???????辿
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 ?????転?長?鼎???足???? URL ???鱈???徹???????辿
39 property Title : string read FTitle write FTitle;
40 end;
41
42 TFavoriteDM = class(TDataModule)
43 procedure DataModuleDestroy(Sender: TObject);
44 private
45 { Private ?辿?転 }
46 FStack: TStack;
47 FTreeView: TTreeView;
48
49 procedure ReadNode(Node: IXMLNode);
50 procedure AddSaveString(Node: TTreeNode; SaveList: TStringList);
51 // procedure AddSaveString(Node: TTreeNode; XMLNode: IXMLNode);
52 // procedure SAXStartDocument(Sender: TObject);
53 // procedure SAXEndDocument(Sender: TObject);
54 // procedure SAXStartElement(Sender: TObject; const NamespaceURI, LocalName, QName: SAXString; const Atts: IAttributes);
55 // procedure SAXEndElement(Sender: TObject; const NamespaceURI, LocalName, QName: SAXString);
56 // procedure SAXCharacters(Sender: TObject; const PCh: SAXString);
57 public
58 { Public ?辿?転 }
59 function GetFavoriteFilePath() : String;
60 function SaveFavoriteFile(FileName: String) : Boolean;
61 procedure SetFavTreeView(TreeView: TTreeView);
62 procedure ReadFavorite;
63 procedure WriteFavorite;
64 property TreeView: TTreeView read FTreeView;
65 end;
66
67 var
68 FavoriteDM: TFavoriteDM;
69 const
70 FAVORITE_LINK_NAME = '?????N';
71
72 implementation
73
74 uses ExternalBoardManager, ExternalBoardPlugInMain;
75
76 const
77 FAVORITE_ROOT_NAME = '?即?C???端??';
78 FAVORITE_FILE_NAME = 'Favorite.xml';
79
80 {$R *.dfm}
81
82 constructor TFavoriteBoardItem.Create(
83 inURL : string;
84 inTitle : string = '';
85 inItem : TBoard = nil
86 );
87 begin
88
89 inherited Create;
90
91 URL := inURL;
92 Title := inTitle;
93 Item := inItem;
94
95 end;
96
97 constructor TFavoriteBoardItem.CreateWithItem(
98 inItem : TBoard
99 );
100 begin
101
102 Create( inItem.URL, inItem.Title, inItem );
103
104 end;
105
106 function TFavoriteBoardItem.GetItem : TBoard;
107 var
108 category : TCategory;
109 begin
110
111 if FItem = nil then begin
112 FItem := BBSsFindBoardFromURL( URL );
113 {
114 if FItem = nil then begin
115 // ???????????A???????辿?J?e?S???????????長???直?足?徹?纏
116 FItem := GikoSys.GetUnknownBoard( nil, URL );
117 FItem.Title := Title;
118 end;
119 }
120 end;
121
122 Result := FItem;
123
124 end;
125
126 constructor TFavoriteThreadItem.Create(
127 inURL : string;
128 inTitle : string = '';
129 inItem : TThreadItem = nil
130 );
131 begin
132
133 inherited Create;
134
135 URL := inURL;
136 Title := inTitle;
137 Item := inItem;
138
139 end;
140
141 constructor TFavoriteThreadItem.CreateWithItem(
142 inItem : TThreadItem
143 );
144 begin
145
146 Create( inItem.URL, inItem.Title, inItem );
147
148 end;
149
150 function TFavoriteThreadItem.GetItem : TThreadItem;
151 var
152 board : TBoard;
153 boardURL : string;
154 browsableURL : string;
155 begin
156
157 if FItem = nil then begin
158 browsableURL := GikoSys.GetBrowsableThreadURL( URL );
159 boardURL := GikoSys.GetThreadURL2BoardURL( browsableURL );
160 board := BBSsFindBoardFromURL( boardURL );
161
162 if board = nil then begin
163 Result := nil;
164 Exit
165 // ???????????A???????辿?J?e?S???????????長???直?足?徹?纏
166 //board := GikoSys.GetUnknownBoard( nil, boardURL )
167 end else
168 FItem := board.FindThreadFromURL( browsableURL );
169
170 if FItem = nil then begin
171 FItem := TThreadItem.Create( board.BoardPlugIn, browsableURL );
172
173 FItem.Title := Title;
174 board.Add( FItem );
175 end;
176 end;
177
178 Result := FItem;
179
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
271 ParentNode: TTreeNode;
272 CurrentNode: TTreeNode;
273 FavFolder: TFavoriteFolder;
274 FavBoard: TFavoriteBoardItem;
275 FavThread: TFavoriteThreadItem;
276 board : TBoard;
277 threadItem : TThreadItem;
278 begin
279 if Node.NodeName = 'folder' then begin
280 ParentNode := FStack.Peek;
281 if TObject(ParentNode.Data) is TFavoriteFolder then begin
282 FavFolder := TFavoriteFolder.Create;
283 CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Node.Attributes['title'], FavFolder);
284 CurrentNode.ImageIndex := 14;
285 CurrentNode.SelectedIndex := 14;
286 CurrentNode.Expanded := Node.Attributes[ 'expanded' ] = 'true';
287 FStack.Push(CurrentNode);
288 end;
289 for i := 0 to Node.ChildNodes.Count - 1 do begin
290 ReadNode(Node.ChildNodes[i]);
291 end;
292 if FStack.Count <> 0 then
293 FStack.Pop;
294 end else if Node.NodeName = 'favitem' then begin
295 try
296 ParentNode := FStack.Peek;
297 if TObject(ParentNode.Data) is TFavoriteFolder then begin
298 if Node.Attributes['favtype'] = 'board' then begin
299 FavBoard := nil;
300 // ???貼???即?C???端???????????鼎??????
301 if Length( Node.Attributes[ 'bbs' ] ) > 0 then begin
302 board := BBSsFindBoardFromBBSID( Node.Attributes[ 'bbs' ] );
303 if board <> nil then
304 FavBoard := TFavoriteBoardItem.Create(
305 board.URL, Node.Attributes[ 'title' ], board );
306 end else begin
307 FavBoard := TFavoriteBoardItem.Create(
308 Node.Attributes[ 'url' ], Node.Attributes[ 'title' ], nil );
309 end;
310 CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Node.Attributes['title'], FavBoard);
311 CurrentNode.ImageIndex := 15;
312 CurrentNode.SelectedIndex := 15;
313 end else if Node.Attributes['favtype'] = 'thread' then begin
314 // ???貼???即?C???端???????????鼎??????
315 if Length( Node.Attributes[ 'bbs' ] ) > 0 then begin
316 board := BBSsFindBoardFromBBSID( Node.Attributes[ 'bbs' ] );
317 if board = nil then
318 Exit;
319
320 if not board.IsThreadDatRead then
321 GikoSys.ReadSubjectFile( board );
322 threadItem := board.Find( Node.Attributes[ 'thread' ] );
323 if threadItem = nil then begin
324 threadItem := TThreadItem.Create(
325 board.BoardPlugIn,
326 GikoSys.Get2chBoard2ThreadURL( board, ChangeFileExt( Node.Attributes[ 'thread' ], '' ) ) );
327 threadItem.Title := Node.Attributes[ 'title' ];
328 board.Add( threadItem );
329 end;
330 FavThread := TFavoriteThreadItem.Create(
331 threadItem.URL, Node.Attributes[ 'title' ], threadItem );
332 end else begin
333 FavThread := TFavoriteThreadItem.Create(
334 Node.Attributes[ 'url' ], Node.Attributes[ 'title' ], nil );
335 end;
336 CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Node.Attributes['title'], FavThread);
337 CurrentNode.ImageIndex := 16;
338 CurrentNode.SelectedIndex := 16;
339 end;
340 end;
341 except
342 // ?????A?C?e???長?但?????N?鼎?????添???A?C?e?????e?甜???^?????足???????長
343 end;
344 end;
345 end;
346
347 procedure TFavoriteDM.WriteFavorite;
348 {
349 var
350 FileName: string;
351 // SaveList: TStringList;
352 // i: Integer;
353 // Count: Integer;
354
355 XMLDoc: IXMLDocument;
356 XMLNode: IXMLNode;
357 // FavoNode: IXMLNode;
358 begin
359 XMLDoc := NewXMLDocument;
360 XMLDoc.Encoding := 'Shift_JIS';
361 XMLDoc.StandAlone := 'yes';
362 XMLNode := XMLDoc.AddChild('favorite');
363 FileName := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
364 AddSaveString(TreeView.Items.GetFirstNode, XMLNode);
365 XMLDoc.SaveToFile(FileName);
366 }
367 var
368 FileName: string;
369 SaveList: TStringList;
370 begin
371 FileName := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
372 SaveList := TStringList.Create;
373 try
374 SaveList.Add('<?xml version="1.0" encoding="Shift_JIS" standalone="yes"?>');
375 SaveList.Add('<favorite>');
376 AddSaveString(TreeView.Items.GetFirstNode, SaveList);
377 SaveList.Add('</favorite>');
378 SaveList.SaveToFile(FileName);
379 finally
380 SaveList.Free;
381 end;
382 end;
383
384 {
385 procedure TFavoriteDM.AddSaveString(Node: TTreeNode; XMLNode: IXMLNode);
386 var
387 i: Integer;
388 // s: string;
389 FavBoard: TFavoriteBoardItem;
390 FavThread: TFavoriteThreadItem;
391 FavNode: IXMLNode;
392 begin
393 for i := 0 to Node.Count - 1 do begin
394 if TObject(Node.Item[i].Data) is TFavoriteFolder then begin
395 FavNode := XMLNode.AddChild('folder');
396 FavNode.Attributes['title'] := Node.Item[i].Text;
397 AddSaveString(Node.Item[i], FavNode);
398 end else if TObject(Node.Item[i].Data) is TFavoriteBoardItem then begin
399 FavBoard := TFavoriteBoardItem(Node.Item[i].Data);
400 FavNode := XMLNode.AddChild('favitem');
401 FavNode.Attributes['type'] := '2ch';
402 FavNode.Attributes['favtype'] := 'board';
403 FavNode.Attributes['bbs'] := FavBoard.BBSID;
404 FavNode.Attributes['title'] := Node.Item[i].Text;
405 FavNode.Attributes['boardname'] := FavBoard.BoardName;
406 end else if TObject(Node.Item[i].Data) is TFavoriteThreadItem then begin
407 FavThread := TFavoriteThreadItem(Node.Item[i].Data);
408 FavNode := XMLNode.AddChild('favitem');
409 FavNode.Attributes['type'] := '2ch';
410 FavNode.Attributes['favtype'] := 'thread';
411 FavNode.Attributes['bbs'] := FavThread.BBSID;
412 FavNode.Attributes['thread'] := FavThread.ThreadID;
413 FavNode.Attributes['title'] := Node.Item[i].Text;
414 FavNode.Attributes['threadname'] := FavThread.ThreadName;
415 end;
416 end;
417 end;
418 }
419
420 procedure TFavoriteDM.AddSaveString(Node: TTreeNode; SaveList: TStringList);
421 var
422 i: Integer;
423 s: string;
424 FavBoard: TFavoriteBoardItem;
425 FavThread: TFavoriteThreadItem;
426 begin
427 for i := 0 to Node.Count - 1 do begin
428 if TObject(Node.Item[i].Data) is TFavoriteFolder then begin
429 if Node.Item[ i ].Expanded then
430 s := Format('<folder title="%s" expanded="true">', [HtmlEncode(Node.Item[i].Text)])
431 else
432 s := Format('<folder title="%s" expanded="false">', [HtmlEncode(Node.Item[i].Text)]);
433 SaveList.Add(s);
434 AddSaveString(Node.Item[i], SaveList);
435 SaveList.Add('</folder>');
436 end else if TObject(Node.Item[i].Data) is TFavoriteBoardItem then begin
437 FavBoard := TFavoriteBoardItem(Node.Item[i].Data);
438 s := Format('<favitem type="2ch" favtype="board" url="%s" title="%s"/>',
439 [HtmlEncode( FavBoard.URL ), HtmlEncode(Node.Item[ i ].Text)]);
440 SaveList.Add(s);
441 end else if TObject(Node.Item[i].Data) is TFavoriteThreadItem then begin
442 FavThread := TFavoriteThreadItem(Node.Item[i].Data);
443 s := Format('<favitem type="2ch" favtype="thread" url="%s" title="%s"/>',
444 [HtmlEncode( FavThread.URL ), HtmlEncode(Node.Item[ i ].Text)]);
445 SaveList.Add(s);
446 end;
447 end;
448 end;
449
450 {
451 procedure TFavoriteDM.SAXStartDocument(Sender: TObject);
452 begin
453 FStack := TStack.Create;
454 FStack.Push(FTreeView.Items.GetFirstNode);
455 end;
456
457 procedure TFavoriteDM.SAXEndDocument(Sender: TObject);
458 begin
459 FStack.Free;
460 end;
461
462 procedure TFavoriteDM.SAXStartElement(Sender: TObject; const NamespaceURI, LocalName, QName: SAXString;
463 const Atts: IAttributes);
464 var
465 FavType: string;
466 ParentNode: TTreeNode;
467 CurrentNode: TTreeNode;
468 FavFolder: TFavoriteFolder;
469 FavBoard: TFavoriteBoardItem;
470 FavThread: TFavoriteThreadItem;
471 begin
472 if QName = 'folder' then begin
473 ParentNode := FStack.Peek;
474 if TObject(ParentNode.Data) is TFavoriteFolder then begin
475 FavFolder := TFavoriteFolder.Create;
476 CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Atts.getValue('title'), FavFolder);
477 CurrentNode.ImageIndex := 12;
478 CurrentNode.SelectedIndex := 13;
479 FStack.Push(CurrentNode);
480 end;
481 end else if QName = 'favitem' then begin
482 ParentNode := FStack.Peek;
483 if TObject(ParentNode.Data) is TFavoriteFolder then begin
484 FavType := Atts.getValue('favtype');
485 if FavType = 'board' then begin
486 FavBoard := TFavoriteBoardItem.Create;
487 FavBoard.BBSID := Atts.getValue('bbs');
488 FavBoard.BoardName := Atts.getValue('boardname');
489 CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Atts.getValue('title'), FavBoard);
490 CurrentNode.ImageIndex := 14;
491 CurrentNode.SelectedIndex := 15;
492 end else if FavType = 'thread' then begin
493 FavThread := TFavoriteThreadItem.Create;
494 FavThread.BBSID := Atts.getValue('bbs');
495 FavThread.ThreadID := Atts.getValue('thread');
496 FavThread.ThreadName := Atts.getValue('threadname');
497 CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Atts.getValue('title'), FavThread);
498 CurrentNode.ImageIndex := 16;
499 CurrentNode.SelectedIndex := 17;
500 end;
501 end;
502 end;
503 end;
504
505 procedure TFavoriteDM.SAXEndElement(Sender: TObject; const NamespaceURI, LocalName, QName: SAXString);
506 begin
507 if QName = 'folder' then begin
508 if FStack.Count <> 0 then
509 FStack.Pop;
510 end;
511 end;
512
513 procedure TFavoriteDM.SAXCharacters(Sender: TObject; const PCh: SAXString);
514 begin
515 //
516 end;
517 }
518 function TFavoriteDM.SaveFavoriteFile(FileName: String) : Boolean;
519 var
520 FavoriteFilePath: string;
521 tempStringList: TStringList;
522 begin
523
524 FavoriteFilePath := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
525
526 if FileExists( FavoriteFilePath ) then begin
527 tempStringList := TStringList.Create;
528 try
529 tempStringList.LoadFromFile( FavoriteFilePath );
530 tempStringList.SaveToFile( FileName );
531 finally
532 tempStringList.Free;
533 end;
534 Result := true;
535 end else begin
536 Result := false;
537 end;
538 end;
539
540 function TFavoriteDM.GetFavoriteFilePath() : String;
541 begin
542 Result := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
543 end;
544
545 end.

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