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Revision 1.7 - (hide annotations) (download) (as text)
Sat Nov 22 15:10:02 2003 UTC (20 years, 5 months ago) by yoffy
Branch: MAIN
Changes since 1.6: +116 -83 lines
File MIME type: text/x-pascal
・お気に入りが URL 主体の保存になったので、
 TFavoriteBoardItem および TFavoriteThreadItem のコンストラクタは
 URL の引数無しでは呼び出せなくなった。

1 hi_ 1.1 unit Favorite;
2    
3     interface
4    
5     uses
6 yoffy 1.2 Messages, SysUtils, Classes, Contnrs, ComCtrls, {HttpApp,} YofUtils,
7 yoffy 1.5 GikoSystem{, XMLIntf, XMLDoc}, GikoXMLDoc, BoardGroup;
8 hi_ 1.1 {SAX, SAXHelpers, SAXComps, SAXKW;}
9    
10     type
11     TFavoriteFolder = class
12     end;
13    
14     TFavoriteBoardItem = class
15     private
16 yoffy 1.5 FItem : TBoard;
17 yoffy 1.7 FURL : string;
18 yoffy 1.5 FTitle : string;
19 hi_ 1.1 public
20 yoffy 1.7 constructor Create( inURL : string; inTitle : string = ''; inItem : TBoard = nil );
21 yoffy 1.5 property Item : TBoard read FItem write FItem;
22 yoffy 1.7 property URL : string read FURL write FURL; // Item ?????転?長?鼎???足???? URL ???鱈???徹???????辿
23 yoffy 1.5 property Title : string read FTitle write FTitle;
24 hi_ 1.1 end;
25    
26     TFavoriteThreadItem = class
27     private
28 yoffy 1.5 FItem : TThreadItem;
29 yoffy 1.7 FURL : string;
30 yoffy 1.5 FTitle : string;
31 hi_ 1.1 public
32 yoffy 1.7 constructor Create( inURL : string; inTitle : string = ''; inItem : TThreadItem = nil );
33 yoffy 1.5 property Item : TThreadItem read FItem write FItem;
34 yoffy 1.7 property URL : string read FURL write FURL; // Item ?????転?長?鼎???足???? URL ???鱈???徹???????辿
35 yoffy 1.5 property Title : string read FTitle write FTitle;
36 hi_ 1.1 end;
37    
38     TFavoriteDM = class(TDataModule)
39     procedure DataModuleCreate(Sender: TObject);
40     procedure DataModuleDestroy(Sender: TObject);
41     private
42     { Private ?辿?転 }
43     FStack: TStack;
44     FTreeView: TTreeView;
45    
46     procedure ReadNode(Node: IXMLNode);
47 yoffy 1.2 procedure AddSaveString(Node: TTreeNode; SaveList: TStringList);
48     // procedure AddSaveString(Node: TTreeNode; XMLNode: IXMLNode);
49 hi_ 1.1 // procedure SAXStartDocument(Sender: TObject);
50     // procedure SAXEndDocument(Sender: TObject);
51     // procedure SAXStartElement(Sender: TObject; const NamespaceURI, LocalName, QName: SAXString; const Atts: IAttributes);
52     // procedure SAXEndElement(Sender: TObject; const NamespaceURI, LocalName, QName: SAXString);
53     // procedure SAXCharacters(Sender: TObject; const PCh: SAXString);
54     public
55     { Public ?辿?転 }
56 yoffy 1.7 function GetFavoriteFilePath() : String;
57     function SaveFavoriteFile(FileName: String) : Boolean;
58 hi_ 1.1 procedure SetFavTreeView(TreeView: TTreeView);
59     procedure ReadFavorite;
60     procedure WriteFavorite;
61     property TreeView: TTreeView read FTreeView;
62     end;
63    
64     var
65     FavoriteDM: TFavoriteDM;
66     const
67     FAVORITE_LINK_NAME = '?????N';
68    
69     implementation
70    
71 yoffy 1.5 uses ExternalBoardManager, ExternalBoardPlugInMain;
72    
73 hi_ 1.1 const
74     FAVORITE_ROOT_NAME = '?即?C???端??';
75     FAVORITE_FILE_NAME = 'Favorite.xml';
76    
77     {$R *.dfm}
78    
79 yoffy 1.7 constructor TFavoriteBoardItem.Create(
80     inURL : string;
81     inTitle : string = '';
82     inItem : TBoard = nil
83     );
84     begin
85    
86     inherited Create;
87    
88     URL := inURL;
89     Title := inTitle;
90     Item := inItem;
91    
92     end;
93    
94     constructor TFavoriteThreadItem.Create(
95     inURL : string;
96     inTitle : string = '';
97     inItem : TThreadItem = nil
98     );
99     begin
100    
101     inherited Create;
102    
103     URL := inURL;
104     Title := inTitle;
105     Item := inItem;
106    
107     end;
108    
109 hi_ 1.1 procedure TFavoriteDM.DataModuleCreate(Sender: TObject);
110     begin
111     //FTreeView := TreeView;
112     //FTreeView := GikoForm.FavoriteTreeView;
113     end;
114    
115     procedure TFavoriteDM.DataModuleDestroy(Sender: TObject);
116     var
117     i: Integer;
118     begin
119     for i := 0 to TreeView.Items.Count - 1 do begin
120     TObject(TreeView.Items[i].Data).Free;
121     end;
122     end;
123    
124     procedure TFavoriteDM.SetFavTreeView(TreeView: TTreeView);
125     begin
126     FTreeView := TreeView;
127     end;
128    
129     procedure TFavoriteDM.ReadFavorite;
130     var
131     FileName: string;
132     XMLDoc: IXMLDocument;
133     XMLNode: IXMLNode;
134     Node: TTreeNode;
135     i: Integer;
136     FavFolder: TFavoriteFolder;
137     LinkExists: Boolean;
138     begin
139 yoffy 1.2
140 hi_ 1.1 FileName := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
141    
142     FavFolder := TFavoriteFolder.Create;
143     Node := FTreeView.Items.AddChildObject(nil, FAVORITE_ROOT_NAME, FavFolder);
144 yoffy 1.2 Node.ImageIndex := 14;
145     Node.SelectedIndex := 14;
146 hi_ 1.1
147     if FileExists(FileName) then begin
148 yoffy 1.2 try
149     XMLDoc := LoadXMLDocument(FileName);
150     XMLNode := XMLDoc.DocumentElement;
151 hi_ 1.1
152 yoffy 1.2 FStack := TStack.Create;
153     try
154     FStack.Push(Node);
155     LinkExists := False;
156     if XMLNode.NodeName = 'favorite' then begin
157     for i := 0 to XMLNode.ChildNodes.Count - 1 do begin
158     ReadNode(XMLNode.ChildNodes[i]);
159     if (XMLNode.ChildNodes[i].NodeName = 'folder') and
160     (XMLNode.ChildNodes[i].Attributes['title'] = FAVORITE_LINK_NAME) then begin
161     LinkExists := True;
162     end;
163 hi_ 1.1 end;
164     end;
165 yoffy 1.2 if not LinkExists then begin
166     FavFolder := TFavoriteFolder.Create;
167     Node := FTreeView.Items.AddChildObject(Node, FAVORITE_LINK_NAME, FavFolder);
168     Node.ImageIndex := 14;
169     Node.SelectedIndex := 14;
170     end;
171     finally
172     FStack.Free;
173 hi_ 1.1 end;
174 yoffy 1.2 except
175 hi_ 1.1 end;
176     end;
177    
178 yoffy 1.2 {
179     FavFolder := TFavoriteFolder.Create;
180 hi_ 1.1 Node := FTreeView.Items.AddChildObject(nil, FAVORITE_ROOT_NAME, FavFolder);
181     Node.ImageIndex := 12;
182     Node.SelectedIndex := 13;
183    
184     FileName := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
185     if not FileExists(FileName) then
186     Exit;
187    
188     FavSAXHandler.OnStartDocument := SAXStartDocument;
189     FavSAXHandler.OnEndDocument := SAXEndDocument;
190     FavSAXHandler.OnStartElement := SAXStartElement;
191     FavSAXHandler.OnStartElement := SAXStartElement;
192     FavSAXHandler.OnEndElement := SAXEndElement;
193     FavSAXHandler.OnCharacters := SAXCharacters;
194    
195     FavSAXReader.Vendor := 'Keith Wood';
196     FavSAXReader.URL := FileName;
197     FavSAXReader.Parse;}
198     end;
199    
200     procedure TFavoriteDM.ReadNode(Node: IXMLNode);
201     var
202     i: Integer;
203 yoffy 1.7 j, jBound : Integer;
204 hi_ 1.1
205     ParentNode: TTreeNode;
206     CurrentNode: TTreeNode;
207     FavFolder: TFavoriteFolder;
208     FavBoard: TFavoriteBoardItem;
209     FavThread: TFavoriteThreadItem;
210 yoffy 1.7 board : TBoard;
211     threadItem : TThreadItem;
212     url : string;
213 hi_ 1.1 begin
214     if Node.NodeName = 'folder' then begin
215     ParentNode := FStack.Peek;
216     if TObject(ParentNode.Data) is TFavoriteFolder then begin
217     FavFolder := TFavoriteFolder.Create;
218     CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Node.Attributes['title'], FavFolder);
219 yoffy 1.2 CurrentNode.ImageIndex := 14;
220     CurrentNode.SelectedIndex := 14;
221 yoffy 1.7 CurrentNode.Expanded := Node.Attributes[ 'expanded' ] = 'true';
222 hi_ 1.1 FStack.Push(CurrentNode);
223     end;
224     for i := 0 to Node.ChildNodes.Count - 1 do begin
225     ReadNode(Node.ChildNodes[i]);
226     end;
227     if FStack.Count <> 0 then
228     FStack.Pop;
229     end else if Node.NodeName = 'favitem' then begin
230     ParentNode := FStack.Peek;
231     if TObject(ParentNode.Data) is TFavoriteFolder then begin
232     if Node.Attributes['favtype'] = 'board' then begin
233 yoffy 1.7 board := BBSsFindBoardFromURL( Node.Attributes[ 'url' ] );
234     // ???貼???即?C???端???????????鼎??????
235     if board = nil then begin
236     if Node.Attributes[ 'url' ] = '' then begin
237     board := BBSsFindBoardFromBBSID( Node.Attributes[ 'bbs' ] );
238     if board = nil then
239     Exit;
240     end else begin
241     // ???????????A???????辿?J?e?S???????????長???直?足?徹?纏
242     board := TBoard.Create( nil, Node.Attributes[ 'url' ] );
243     end;
244     end;
245     FavBoard := TFavoriteBoardItem.Create( board.URL, Node.Attributes['title'], board );
246 hi_ 1.1 CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Node.Attributes['title'], FavBoard);
247 yoffy 1.2 CurrentNode.ImageIndex := 15;
248 hi_ 1.1 CurrentNode.SelectedIndex := 15;
249     end else if Node.Attributes['favtype'] = 'thread' then begin
250 yoffy 1.7 url := Node.Attributes[ 'url' ];
251     threadItem := BBSsFindThreadFromURL( url );
252     // ???貼???即?C???端???????????鼎??????
253     if threadItem = nil then begin
254     if Node.Attributes[ 'url' ] = '' then begin
255     board := BBSsFindBoardFromBBSID( Node.Attributes[ 'bbs' ] );
256     if board = nil then
257     Exit;
258     if not board.IsThreadDatRead then
259     GikoSys.ReadSubjectFile( board );
260     threadItem := board.Find( Node.Attributes[ 'thread' ] );
261     if threadItem = nil then begin
262     threadItem := TThreadItem.Create(
263     board.BoardPlugIn,
264     GikoSys.Get2chBoard2ThreadURL( board, ChangeFileExt( Node.Attributes[ 'thread' ], '' ) ) );
265     board.Add( threadItem );
266     end;
267     end else begin
268     board := BBSsFindBoardFromURL( GikoSys.Get2chThreadURL2BoardURL( url ) );
269    
270     //===== ?v???O?C??
271     try
272     jBound := Length( BoardPlugIns ) - 1;
273     for j := 0 to jBound do begin
274     if Assigned( Pointer( BoardPlugIns[ j ].Module ) ) then begin
275     if BoardPlugIns[ j ].AcceptURL( url ) = atThread then begin
276     threadItem := TThreadItem.Create( BoardPlugIns[ j ], url );
277    
278     Break;
279     end;
280     end;
281     end;
282     except
283     // exception ???足???直???????????????????C?邸???????長?????長???????直????
284     end;
285    
286     //===== ????
287     if board = nil then
288     // ???????????A???????辿?J?e?S???????????長???直?足?徹?纏
289     board := TBoard.Create( nil, Node.Attributes[ 'url' ] );
290    
291     if threadItem = nil then
292     threadItem := TThreadItem.Create( nil, url );
293     board.Add( threadItem );
294     end;
295     end;
296     FavThread := TFavoriteThreadItem.Create( threadItem.URL, Node.Attributes['title'], threadItem );
297 hi_ 1.1 CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Node.Attributes['title'], FavThread);
298     CurrentNode.ImageIndex := 16;
299 yoffy 1.2 CurrentNode.SelectedIndex := 16;
300 hi_ 1.1 end;
301     end;
302     end;
303     end;
304    
305     procedure TFavoriteDM.WriteFavorite;
306 yoffy 1.2 {
307 hi_ 1.1 var
308     FileName: string;
309     // SaveList: TStringList;
310     // i: Integer;
311     // Count: Integer;
312    
313     XMLDoc: IXMLDocument;
314     XMLNode: IXMLNode;
315     // FavoNode: IXMLNode;
316     begin
317 yoffy 1.7 XMLDoc := NewXMLDocument;
318 hi_ 1.1 XMLDoc.Encoding := 'Shift_JIS';
319     XMLDoc.StandAlone := 'yes';
320     XMLNode := XMLDoc.AddChild('favorite');
321     FileName := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
322     AddSaveString(TreeView.Items.GetFirstNode, XMLNode);
323     XMLDoc.SaveToFile(FileName);
324 yoffy 1.2 }
325     var
326 hi_ 1.1 FileName: string;
327     SaveList: TStringList;
328     begin
329     FileName := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
330     SaveList := TStringList.Create;
331     try
332     SaveList.Add('<?xml version="1.0" encoding="Shift_JIS" standalone="yes"?>');
333     SaveList.Add('<favorite>');
334     AddSaveString(TreeView.Items.GetFirstNode, SaveList);
335     SaveList.Add('</favorite>');
336     SaveList.SaveToFile(FileName);
337     finally
338     SaveList.Free;
339 yoffy 1.2 end;
340 hi_ 1.1 end;
341    
342 yoffy 1.2 {
343 hi_ 1.1 procedure TFavoriteDM.AddSaveString(Node: TTreeNode; XMLNode: IXMLNode);
344     var
345     i: Integer;
346     // s: string;
347     FavBoard: TFavoriteBoardItem;
348     FavThread: TFavoriteThreadItem;
349     FavNode: IXMLNode;
350     begin
351     for i := 0 to Node.Count - 1 do begin
352     if TObject(Node.Item[i].Data) is TFavoriteFolder then begin
353     FavNode := XMLNode.AddChild('folder');
354     FavNode.Attributes['title'] := Node.Item[i].Text;
355     AddSaveString(Node.Item[i], FavNode);
356     end else if TObject(Node.Item[i].Data) is TFavoriteBoardItem then begin
357     FavBoard := TFavoriteBoardItem(Node.Item[i].Data);
358     FavNode := XMLNode.AddChild('favitem');
359     FavNode.Attributes['type'] := '2ch';
360     FavNode.Attributes['favtype'] := 'board';
361     FavNode.Attributes['bbs'] := FavBoard.BBSID;
362     FavNode.Attributes['title'] := Node.Item[i].Text;
363     FavNode.Attributes['boardname'] := FavBoard.BoardName;
364     end else if TObject(Node.Item[i].Data) is TFavoriteThreadItem then begin
365     FavThread := TFavoriteThreadItem(Node.Item[i].Data);
366     FavNode := XMLNode.AddChild('favitem');
367     FavNode.Attributes['type'] := '2ch';
368     FavNode.Attributes['favtype'] := 'thread';
369     FavNode.Attributes['bbs'] := FavThread.BBSID;
370     FavNode.Attributes['thread'] := FavThread.ThreadID;
371     FavNode.Attributes['title'] := Node.Item[i].Text;
372     FavNode.Attributes['threadname'] := FavThread.ThreadName;
373     end;
374     end;
375     end;
376 yoffy 1.2 }
377 hi_ 1.1
378 yoffy 1.2 procedure TFavoriteDM.AddSaveString(Node: TTreeNode; SaveList: TStringList);
379 hi_ 1.1 var
380     i: Integer;
381     s: string;
382     FavBoard: TFavoriteBoardItem;
383     FavThread: TFavoriteThreadItem;
384     begin
385     for i := 0 to Node.Count - 1 do begin
386     if TObject(Node.Item[i].Data) is TFavoriteFolder then begin
387 yoffy 1.7 if Node.Item[ i ].Expanded then
388 yoffy 1.6 s := Format('<folder title="%s" expanded="true">', [HttpEncode(Node.Item[i].Text)])
389 yoffy 1.7 else
390 yoffy 1.6 s := Format('<folder title="%s" expanded="false">', [HttpEncode(Node.Item[i].Text)]);
391 hi_ 1.1 SaveList.Add(s);
392     AddSaveString(Node.Item[i], SaveList);
393     SaveList.Add('</folder>');
394     end else if TObject(Node.Item[i].Data) is TFavoriteBoardItem then begin
395     FavBoard := TFavoriteBoardItem(Node.Item[i].Data);
396 yoffy 1.5 s := Format('<favitem type="2ch" favtype="board" url="%s" title="%s"/>',
397 yoffy 1.7 [HttpEncode( FavBoard.URL ), HttpEncode(FavBoard.Title)]);
398 hi_ 1.1 SaveList.Add(s);
399     end else if TObject(Node.Item[i].Data) is TFavoriteThreadItem then begin
400     FavThread := TFavoriteThreadItem(Node.Item[i].Data);
401 yoffy 1.5 s := Format('<favitem type="2ch" favtype="thread" url="%s" title="%s"/>',
402 yoffy 1.7 [HttpEncode( FavThread.URL ), HttpEncode(FavThread.Title)]);
403 hi_ 1.1 SaveList.Add(s);
404     end;
405     end;
406 yoffy 1.2 end;
407 hi_ 1.1
408     {
409     procedure TFavoriteDM.SAXStartDocument(Sender: TObject);
410     begin
411     FStack := TStack.Create;
412     FStack.Push(FTreeView.Items.GetFirstNode);
413     end;
414    
415     procedure TFavoriteDM.SAXEndDocument(Sender: TObject);
416     begin
417     FStack.Free;
418     end;
419    
420     procedure TFavoriteDM.SAXStartElement(Sender: TObject; const NamespaceURI, LocalName, QName: SAXString;
421     const Atts: IAttributes);
422     var
423     FavType: string;
424     ParentNode: TTreeNode;
425     CurrentNode: TTreeNode;
426     FavFolder: TFavoriteFolder;
427     FavBoard: TFavoriteBoardItem;
428     FavThread: TFavoriteThreadItem;
429     begin
430     if QName = 'folder' then begin
431     ParentNode := FStack.Peek;
432     if TObject(ParentNode.Data) is TFavoriteFolder then begin
433     FavFolder := TFavoriteFolder.Create;
434     CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Atts.getValue('title'), FavFolder);
435     CurrentNode.ImageIndex := 12;
436     CurrentNode.SelectedIndex := 13;
437     FStack.Push(CurrentNode);
438     end;
439     end else if QName = 'favitem' then begin
440     ParentNode := FStack.Peek;
441     if TObject(ParentNode.Data) is TFavoriteFolder then begin
442     FavType := Atts.getValue('favtype');
443     if FavType = 'board' then begin
444     FavBoard := TFavoriteBoardItem.Create;
445     FavBoard.BBSID := Atts.getValue('bbs');
446     FavBoard.BoardName := Atts.getValue('boardname');
447     CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Atts.getValue('title'), FavBoard);
448     CurrentNode.ImageIndex := 14;
449     CurrentNode.SelectedIndex := 15;
450     end else if FavType = 'thread' then begin
451     FavThread := TFavoriteThreadItem.Create;
452     FavThread.BBSID := Atts.getValue('bbs');
453     FavThread.ThreadID := Atts.getValue('thread');
454     FavThread.ThreadName := Atts.getValue('threadname');
455     CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Atts.getValue('title'), FavThread);
456     CurrentNode.ImageIndex := 16;
457     CurrentNode.SelectedIndex := 17;
458     end;
459     end;
460     end;
461     end;
462    
463     procedure TFavoriteDM.SAXEndElement(Sender: TObject; const NamespaceURI, LocalName, QName: SAXString);
464     begin
465     if QName = 'folder' then begin
466     if FStack.Count <> 0 then
467     FStack.Pop;
468     end;
469     end;
470    
471     procedure TFavoriteDM.SAXCharacters(Sender: TObject; const PCh: SAXString);
472     begin
473     //
474     end;
475     }
476 h677 1.4 function TFavoriteDM.SaveFavoriteFile(FileName: String) : Boolean;
477     var
478     FavoriteFilePath: string;
479 yoffy 1.7 tempStringList: TStringList;
480 h677 1.4 begin
481    
482     FavoriteFilePath := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
483    
484     if FileExists( FavoriteFilePath ) then begin
485 yoffy 1.7 tempStringList := TStringList.Create;
486 h677 1.4 try
487 yoffy 1.7 tempStringList.LoadFromFile( FavoriteFilePath );
488     tempStringList.SaveToFile( FileName );
489 h677 1.4 finally
490 yoffy 1.7 tempStringList.Free;
491 h677 1.4 end;
492 yoffy 1.7 Result := true;
493 h677 1.4 end else begin
494 yoffy 1.7 Result := false;
495     end;
496 h677 1.4 end;
497    
498     function TFavoriteDM.GetFavoriteFilePath() : String;
499     begin
500     Result := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
501     end;
502    
503 hi_ 1.1 end.

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