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Revision 1.11 - (hide annotations) (download) (as text)
Sun Nov 23 15:45:11 2003 UTC (20 years, 4 months ago) by yoffy
Branch: MAIN
Changes since 1.10: +3 -25 lines
File MIME type: text/x-pascal
・URL から TThreadItem を検索するスピードを大幅に高速化。

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 yoffy 1.9 function GetItem : TBoard;
20 hi_ 1.1 public
21 yoffy 1.7 constructor Create( inURL : string; inTitle : string = ''; inItem : TBoard = nil );
22 yoffy 1.9 property Item : TBoard read GetItem write FItem;
23 yoffy 1.7 property URL : string read FURL write FURL; // Item ?????転?長?鼎???足???? URL ???鱈???徹???????辿
24 yoffy 1.5 property Title : string read FTitle write FTitle;
25 hi_ 1.1 end;
26    
27     TFavoriteThreadItem = class
28     private
29 yoffy 1.5 FItem : TThreadItem;
30 yoffy 1.7 FURL : string;
31 yoffy 1.5 FTitle : string;
32 yoffy 1.9 function GetItem : TThreadItem;
33 hi_ 1.1 public
34 yoffy 1.7 constructor Create( inURL : string; inTitle : string = ''; inItem : TThreadItem = nil );
35 yoffy 1.9 property Item : TThreadItem read GetItem write FItem;
36 yoffy 1.7 property URL : string read FURL write FURL; // Item ?????転?長?鼎???足???? URL ???鱈???徹???????辿
37 yoffy 1.5 property Title : string read FTitle write FTitle;
38 hi_ 1.1 end;
39    
40     TFavoriteDM = class(TDataModule)
41     procedure DataModuleCreate(Sender: TObject);
42     procedure DataModuleDestroy(Sender: TObject);
43     private
44     { Private ?辿?転 }
45     FStack: TStack;
46     FTreeView: TTreeView;
47    
48     procedure ReadNode(Node: IXMLNode);
49 yoffy 1.2 procedure AddSaveString(Node: TTreeNode; SaveList: TStringList);
50     // procedure AddSaveString(Node: TTreeNode; XMLNode: IXMLNode);
51 hi_ 1.1 // procedure SAXStartDocument(Sender: TObject);
52     // procedure SAXEndDocument(Sender: TObject);
53     // procedure SAXStartElement(Sender: TObject; const NamespaceURI, LocalName, QName: SAXString; const Atts: IAttributes);
54     // procedure SAXEndElement(Sender: TObject; const NamespaceURI, LocalName, QName: SAXString);
55     // procedure SAXCharacters(Sender: TObject; const PCh: SAXString);
56     public
57     { Public ?辿?転 }
58 yoffy 1.7 function GetFavoriteFilePath() : String;
59     function SaveFavoriteFile(FileName: String) : Boolean;
60 hi_ 1.1 procedure SetFavTreeView(TreeView: TTreeView);
61     procedure ReadFavorite;
62     procedure WriteFavorite;
63     property TreeView: TTreeView read FTreeView;
64     end;
65    
66     var
67     FavoriteDM: TFavoriteDM;
68     const
69     FAVORITE_LINK_NAME = '?????N';
70    
71     implementation
72    
73 yoffy 1.5 uses ExternalBoardManager, ExternalBoardPlugInMain;
74    
75 hi_ 1.1 const
76     FAVORITE_ROOT_NAME = '?即?C???端??';
77     FAVORITE_FILE_NAME = 'Favorite.xml';
78    
79     {$R *.dfm}
80    
81 yoffy 1.7 constructor TFavoriteBoardItem.Create(
82     inURL : string;
83     inTitle : string = '';
84     inItem : TBoard = nil
85     );
86     begin
87    
88     inherited Create;
89    
90     URL := inURL;
91     Title := inTitle;
92     Item := inItem;
93    
94     end;
95    
96 yoffy 1.9 function TFavoriteBoardItem.GetItem : TBoard;
97     begin
98    
99     if FItem = nil then begin
100     FItem := BBSsFindBoardFromURL( URL );
101     // ???貼???即?C???端???????????鼎??????
102     if FItem = nil then
103     // ???????????A???????辿?J?e?S???????????長???直?足?徹?纏
104     FItem := TBoard.Create( nil, URL );
105     end;
106    
107     Result := FItem;
108    
109     end;
110    
111 yoffy 1.7 constructor TFavoriteThreadItem.Create(
112     inURL : string;
113     inTitle : string = '';
114     inItem : TThreadItem = nil
115     );
116     begin
117    
118     inherited Create;
119    
120     URL := inURL;
121     Title := inTitle;
122     Item := inItem;
123    
124     end;
125    
126 yoffy 1.9 function TFavoriteThreadItem.GetItem : TThreadItem;
127     var
128     threadItem : TThreadItem;
129     board : TBoard;
130     boardURL : string;
131     i : Integer;
132     begin
133    
134     if FItem = nil then begin
135 yoffy 1.11 boardURL := GikoSys.GetThreadURL2BoardURL( URL );
136     board := BBSsFindBoardFromURL( boardURL );
137 yoffy 1.9
138     if board = nil then
139     // ???????????A???????辿?J?e?S???????????長???直?足?徹?纏
140     board := TBoard.Create( nil, boardURL )
141     else
142     FItem := board.FindThreadFromURL( URL );
143    
144 yoffy 1.10 if FItem = nil then begin
145 yoffy 1.11 FItem := TThreadItem.Create( board.BoardPlugIn, URL );
146 yoffy 1.9
147 yoffy 1.10 FItem.Title := Title;
148     board.Add( FItem );
149     end;
150 yoffy 1.9 end;
151    
152     Result := FItem;
153    
154     end;
155    
156 hi_ 1.1 procedure TFavoriteDM.DataModuleCreate(Sender: TObject);
157     begin
158     //FTreeView := TreeView;
159     //FTreeView := GikoForm.FavoriteTreeView;
160     end;
161    
162     procedure TFavoriteDM.DataModuleDestroy(Sender: TObject);
163     var
164     i: Integer;
165     begin
166     for i := 0 to TreeView.Items.Count - 1 do begin
167     TObject(TreeView.Items[i].Data).Free;
168     end;
169     end;
170    
171     procedure TFavoriteDM.SetFavTreeView(TreeView: TTreeView);
172     begin
173     FTreeView := TreeView;
174     end;
175    
176     procedure TFavoriteDM.ReadFavorite;
177     var
178     FileName: string;
179     XMLDoc: IXMLDocument;
180     XMLNode: IXMLNode;
181     Node: TTreeNode;
182     i: Integer;
183     FavFolder: TFavoriteFolder;
184     LinkExists: Boolean;
185     begin
186 yoffy 1.2
187 hi_ 1.1 FileName := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
188    
189     FavFolder := TFavoriteFolder.Create;
190     Node := FTreeView.Items.AddChildObject(nil, FAVORITE_ROOT_NAME, FavFolder);
191 yoffy 1.2 Node.ImageIndex := 14;
192     Node.SelectedIndex := 14;
193 hi_ 1.1
194     if FileExists(FileName) then begin
195 yoffy 1.2 try
196     XMLDoc := LoadXMLDocument(FileName);
197     XMLNode := XMLDoc.DocumentElement;
198 hi_ 1.1
199 yoffy 1.2 FStack := TStack.Create;
200     try
201     FStack.Push(Node);
202     LinkExists := False;
203     if XMLNode.NodeName = 'favorite' then begin
204     for i := 0 to XMLNode.ChildNodes.Count - 1 do begin
205     ReadNode(XMLNode.ChildNodes[i]);
206     if (XMLNode.ChildNodes[i].NodeName = 'folder') and
207     (XMLNode.ChildNodes[i].Attributes['title'] = FAVORITE_LINK_NAME) then begin
208     LinkExists := True;
209     end;
210 hi_ 1.1 end;
211     end;
212 yoffy 1.2 if not LinkExists then begin
213     FavFolder := TFavoriteFolder.Create;
214     Node := FTreeView.Items.AddChildObject(Node, FAVORITE_LINK_NAME, FavFolder);
215     Node.ImageIndex := 14;
216     Node.SelectedIndex := 14;
217     end;
218     finally
219     FStack.Free;
220 hi_ 1.1 end;
221 yoffy 1.2 except
222 hi_ 1.1 end;
223     end;
224    
225 yoffy 1.2 {
226     FavFolder := TFavoriteFolder.Create;
227 hi_ 1.1 Node := FTreeView.Items.AddChildObject(nil, FAVORITE_ROOT_NAME, FavFolder);
228     Node.ImageIndex := 12;
229     Node.SelectedIndex := 13;
230    
231     FileName := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
232     if not FileExists(FileName) then
233     Exit;
234    
235     FavSAXHandler.OnStartDocument := SAXStartDocument;
236     FavSAXHandler.OnEndDocument := SAXEndDocument;
237     FavSAXHandler.OnStartElement := SAXStartElement;
238     FavSAXHandler.OnStartElement := SAXStartElement;
239     FavSAXHandler.OnEndElement := SAXEndElement;
240     FavSAXHandler.OnCharacters := SAXCharacters;
241    
242     FavSAXReader.Vendor := 'Keith Wood';
243     FavSAXReader.URL := FileName;
244     FavSAXReader.Parse;}
245     end;
246    
247     procedure TFavoriteDM.ReadNode(Node: IXMLNode);
248     var
249     i: Integer;
250 yoffy 1.7 j, jBound : Integer;
251 hi_ 1.1
252     ParentNode: TTreeNode;
253     CurrentNode: TTreeNode;
254     FavFolder: TFavoriteFolder;
255     FavBoard: TFavoriteBoardItem;
256     FavThread: TFavoriteThreadItem;
257 yoffy 1.7 board : TBoard;
258     threadItem : TThreadItem;
259     url : string;
260 hi_ 1.1 begin
261     if Node.NodeName = 'folder' then begin
262     ParentNode := FStack.Peek;
263     if TObject(ParentNode.Data) is TFavoriteFolder then begin
264     FavFolder := TFavoriteFolder.Create;
265     CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Node.Attributes['title'], FavFolder);
266 yoffy 1.2 CurrentNode.ImageIndex := 14;
267     CurrentNode.SelectedIndex := 14;
268 yoffy 1.7 CurrentNode.Expanded := Node.Attributes[ 'expanded' ] = 'true';
269 hi_ 1.1 FStack.Push(CurrentNode);
270     end;
271     for i := 0 to Node.ChildNodes.Count - 1 do begin
272     ReadNode(Node.ChildNodes[i]);
273     end;
274     if FStack.Count <> 0 then
275     FStack.Pop;
276     end else if Node.NodeName = 'favitem' then begin
277     ParentNode := FStack.Peek;
278     if TObject(ParentNode.Data) is TFavoriteFolder then begin
279     if Node.Attributes['favtype'] = 'board' then begin
280 yoffy 1.7 // ???貼???即?C???端???????????鼎??????
281 yoffy 1.9 if Length( Node.Attributes[ 'bbs' ] ) > 0 then begin
282     board := BBSsFindBoardFromBBSID( Node.Attributes[ 'bbs' ] );
283     FavBoard := TFavoriteBoardItem.Create(
284     board.URL, Node.Attributes[ 'title' ], board );
285     end else begin
286     FavBoard := TFavoriteBoardItem.Create(
287     Node.Attributes[ 'url' ], Node.Attributes[ 'title' ], board );
288 yoffy 1.7 end;
289 hi_ 1.1 CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Node.Attributes['title'], FavBoard);
290 yoffy 1.2 CurrentNode.ImageIndex := 15;
291 hi_ 1.1 CurrentNode.SelectedIndex := 15;
292     end else if Node.Attributes['favtype'] = 'thread' then begin
293 yoffy 1.7 // ???貼???即?C???端???????????鼎??????
294 yoffy 1.9 if Length( Node.Attributes[ 'bbs' ] ) > 0 then begin
295     board := BBSsFindBoardFromBBSID( Node.Attributes[ 'bbs' ] );
296     if board = nil then
297     Exit;
298    
299     if not board.IsThreadDatRead then
300     GikoSys.ReadSubjectFile( board );
301     threadItem := board.Find( Node.Attributes[ 'thread' ] );
302     if threadItem = nil then begin
303     threadItem := TThreadItem.Create(
304     board.BoardPlugIn,
305     GikoSys.Get2chBoard2ThreadURL( board, ChangeFileExt( Node.Attributes[ 'thread' ], '' ) ) );
306 yoffy 1.8 threadItem.Title := Node.Attributes[ 'title' ];
307 yoffy 1.7 board.Add( threadItem );
308     end;
309 yoffy 1.9 FavThread := TFavoriteThreadItem.Create(
310     threadItem.URL, Node.Attributes[ 'title' ], threadItem );
311     end else begin
312     FavThread := TFavoriteThreadItem.Create(
313     Node.Attributes[ 'url' ], Node.Attributes[ 'title' ], threadItem );
314 yoffy 1.7 end;
315 hi_ 1.1 CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Node.Attributes['title'], FavThread);
316     CurrentNode.ImageIndex := 16;
317 yoffy 1.2 CurrentNode.SelectedIndex := 16;
318 hi_ 1.1 end;
319     end;
320     end;
321     end;
322    
323     procedure TFavoriteDM.WriteFavorite;
324 yoffy 1.2 {
325 hi_ 1.1 var
326     FileName: string;
327     // SaveList: TStringList;
328     // i: Integer;
329     // Count: Integer;
330    
331     XMLDoc: IXMLDocument;
332     XMLNode: IXMLNode;
333     // FavoNode: IXMLNode;
334     begin
335 yoffy 1.7 XMLDoc := NewXMLDocument;
336 hi_ 1.1 XMLDoc.Encoding := 'Shift_JIS';
337     XMLDoc.StandAlone := 'yes';
338     XMLNode := XMLDoc.AddChild('favorite');
339     FileName := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
340     AddSaveString(TreeView.Items.GetFirstNode, XMLNode);
341     XMLDoc.SaveToFile(FileName);
342 yoffy 1.2 }
343     var
344 hi_ 1.1 FileName: string;
345     SaveList: TStringList;
346     begin
347     FileName := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
348     SaveList := TStringList.Create;
349     try
350     SaveList.Add('<?xml version="1.0" encoding="Shift_JIS" standalone="yes"?>');
351     SaveList.Add('<favorite>');
352     AddSaveString(TreeView.Items.GetFirstNode, SaveList);
353     SaveList.Add('</favorite>');
354     SaveList.SaveToFile(FileName);
355     finally
356     SaveList.Free;
357 yoffy 1.2 end;
358 hi_ 1.1 end;
359    
360 yoffy 1.2 {
361 hi_ 1.1 procedure TFavoriteDM.AddSaveString(Node: TTreeNode; XMLNode: IXMLNode);
362     var
363     i: Integer;
364     // s: string;
365     FavBoard: TFavoriteBoardItem;
366     FavThread: TFavoriteThreadItem;
367     FavNode: IXMLNode;
368     begin
369     for i := 0 to Node.Count - 1 do begin
370     if TObject(Node.Item[i].Data) is TFavoriteFolder then begin
371     FavNode := XMLNode.AddChild('folder');
372     FavNode.Attributes['title'] := Node.Item[i].Text;
373     AddSaveString(Node.Item[i], FavNode);
374     end else if TObject(Node.Item[i].Data) is TFavoriteBoardItem then begin
375     FavBoard := TFavoriteBoardItem(Node.Item[i].Data);
376     FavNode := XMLNode.AddChild('favitem');
377     FavNode.Attributes['type'] := '2ch';
378     FavNode.Attributes['favtype'] := 'board';
379     FavNode.Attributes['bbs'] := FavBoard.BBSID;
380     FavNode.Attributes['title'] := Node.Item[i].Text;
381     FavNode.Attributes['boardname'] := FavBoard.BoardName;
382     end else if TObject(Node.Item[i].Data) is TFavoriteThreadItem then begin
383     FavThread := TFavoriteThreadItem(Node.Item[i].Data);
384     FavNode := XMLNode.AddChild('favitem');
385     FavNode.Attributes['type'] := '2ch';
386     FavNode.Attributes['favtype'] := 'thread';
387     FavNode.Attributes['bbs'] := FavThread.BBSID;
388     FavNode.Attributes['thread'] := FavThread.ThreadID;
389     FavNode.Attributes['title'] := Node.Item[i].Text;
390     FavNode.Attributes['threadname'] := FavThread.ThreadName;
391     end;
392     end;
393     end;
394 yoffy 1.2 }
395 hi_ 1.1
396 yoffy 1.2 procedure TFavoriteDM.AddSaveString(Node: TTreeNode; SaveList: TStringList);
397 hi_ 1.1 var
398     i: Integer;
399     s: string;
400     FavBoard: TFavoriteBoardItem;
401     FavThread: TFavoriteThreadItem;
402     begin
403     for i := 0 to Node.Count - 1 do begin
404     if TObject(Node.Item[i].Data) is TFavoriteFolder then begin
405 yoffy 1.7 if Node.Item[ i ].Expanded then
406 yoffy 1.6 s := Format('<folder title="%s" expanded="true">', [HttpEncode(Node.Item[i].Text)])
407 yoffy 1.7 else
408 yoffy 1.6 s := Format('<folder title="%s" expanded="false">', [HttpEncode(Node.Item[i].Text)]);
409 hi_ 1.1 SaveList.Add(s);
410     AddSaveString(Node.Item[i], SaveList);
411     SaveList.Add('</folder>');
412     end else if TObject(Node.Item[i].Data) is TFavoriteBoardItem then begin
413     FavBoard := TFavoriteBoardItem(Node.Item[i].Data);
414 yoffy 1.5 s := Format('<favitem type="2ch" favtype="board" url="%s" title="%s"/>',
415 yoffy 1.7 [HttpEncode( FavBoard.URL ), HttpEncode(FavBoard.Title)]);
416 hi_ 1.1 SaveList.Add(s);
417     end else if TObject(Node.Item[i].Data) is TFavoriteThreadItem then begin
418     FavThread := TFavoriteThreadItem(Node.Item[i].Data);
419 yoffy 1.5 s := Format('<favitem type="2ch" favtype="thread" url="%s" title="%s"/>',
420 yoffy 1.7 [HttpEncode( FavThread.URL ), HttpEncode(FavThread.Title)]);
421 hi_ 1.1 SaveList.Add(s);
422     end;
423     end;
424 yoffy 1.2 end;
425 hi_ 1.1
426     {
427     procedure TFavoriteDM.SAXStartDocument(Sender: TObject);
428     begin
429     FStack := TStack.Create;
430     FStack.Push(FTreeView.Items.GetFirstNode);
431     end;
432    
433     procedure TFavoriteDM.SAXEndDocument(Sender: TObject);
434     begin
435     FStack.Free;
436     end;
437    
438     procedure TFavoriteDM.SAXStartElement(Sender: TObject; const NamespaceURI, LocalName, QName: SAXString;
439     const Atts: IAttributes);
440     var
441     FavType: string;
442     ParentNode: TTreeNode;
443     CurrentNode: TTreeNode;
444     FavFolder: TFavoriteFolder;
445     FavBoard: TFavoriteBoardItem;
446     FavThread: TFavoriteThreadItem;
447     begin
448     if QName = 'folder' then begin
449     ParentNode := FStack.Peek;
450     if TObject(ParentNode.Data) is TFavoriteFolder then begin
451     FavFolder := TFavoriteFolder.Create;
452     CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Atts.getValue('title'), FavFolder);
453     CurrentNode.ImageIndex := 12;
454     CurrentNode.SelectedIndex := 13;
455     FStack.Push(CurrentNode);
456     end;
457     end else if QName = 'favitem' then begin
458     ParentNode := FStack.Peek;
459     if TObject(ParentNode.Data) is TFavoriteFolder then begin
460     FavType := Atts.getValue('favtype');
461     if FavType = 'board' then begin
462     FavBoard := TFavoriteBoardItem.Create;
463     FavBoard.BBSID := Atts.getValue('bbs');
464     FavBoard.BoardName := Atts.getValue('boardname');
465     CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Atts.getValue('title'), FavBoard);
466     CurrentNode.ImageIndex := 14;
467     CurrentNode.SelectedIndex := 15;
468     end else if FavType = 'thread' then begin
469     FavThread := TFavoriteThreadItem.Create;
470     FavThread.BBSID := Atts.getValue('bbs');
471     FavThread.ThreadID := Atts.getValue('thread');
472     FavThread.ThreadName := Atts.getValue('threadname');
473     CurrentNode := FTreeView.Items.AddChildObject(ParentNode, Atts.getValue('title'), FavThread);
474     CurrentNode.ImageIndex := 16;
475     CurrentNode.SelectedIndex := 17;
476     end;
477     end;
478     end;
479     end;
480    
481     procedure TFavoriteDM.SAXEndElement(Sender: TObject; const NamespaceURI, LocalName, QName: SAXString);
482     begin
483     if QName = 'folder' then begin
484     if FStack.Count <> 0 then
485     FStack.Pop;
486     end;
487     end;
488    
489     procedure TFavoriteDM.SAXCharacters(Sender: TObject; const PCh: SAXString);
490     begin
491     //
492     end;
493     }
494 h677 1.4 function TFavoriteDM.SaveFavoriteFile(FileName: String) : Boolean;
495     var
496     FavoriteFilePath: string;
497 yoffy 1.7 tempStringList: TStringList;
498 h677 1.4 begin
499    
500     FavoriteFilePath := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
501    
502     if FileExists( FavoriteFilePath ) then begin
503 yoffy 1.7 tempStringList := TStringList.Create;
504 h677 1.4 try
505 yoffy 1.7 tempStringList.LoadFromFile( FavoriteFilePath );
506     tempStringList.SaveToFile( FileName );
507 h677 1.4 finally
508 yoffy 1.7 tempStringList.Free;
509 h677 1.4 end;
510 yoffy 1.7 Result := true;
511 h677 1.4 end else begin
512 yoffy 1.7 Result := false;
513     end;
514 h677 1.4 end;
515    
516     function TFavoriteDM.GetFavoriteFilePath() : String;
517     begin
518     Result := GikoSys.GetConfigDir + FAVORITE_FILE_NAME;
519     end;
520    
521 hi_ 1.1 end.

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