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Syndication Library

  • syndication
global.cpp
1 /*
2  * This file is part of the syndication library
3  *
4  * Copyright (C) 2006 Frank Osterfeld <osterfeld@kde.org>
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Library General Public
8  * License as published by the Free Software Foundation; either
9  * version 2 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Library General Public License for more details.
15  *
16  * You should have received a copy of the GNU Library General Public License
17  * along with this library; see the file COPYING.LIB. If not, write to
18  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19  * Boston, MA 02110-1301, USA.
20  *
21  */
22 
23 #include "global.h"
24 #include "documentsource.h"
25 #include "parsercollectionimpl.h"
26 
27 #include "mapper/mapperatomimpl.h"
28 #include "mapper/mapperrdfimpl.h"
29 #include "mapper/mapperrss2impl.h"
30 #include "atom/parser.h"
31 #include "rdf/parser.h"
32 #include "rss2/parser.h"
33 
34 #include <QtCore/QCoreApplication>
35 
36 namespace {
37  static bool collectionIsInitialized = false;
38 }
39 
40 namespace Syndication {
41 
42 static ParserCollectionImpl<Syndication::Feed> *parserColl = 0;
43 
44 namespace {
45 
46 // only executed when then was a QCoreApplication
47 static void cleanupParserCollection()
48 {
49  delete parserColl;
50  parserColl = 0;
51 }
52 
53 } // namespace
54 
55 ParserCollection<Feed>* parserCollection()
56 {
57  if (!collectionIsInitialized)
58  {
59  parserColl = new ParserCollectionImpl<Syndication::Feed>;
60  qAddPostRoutine(cleanupParserCollection);
61  parserColl->registerParser(new RSS2::Parser, new RSS2Mapper);
62  parserColl->registerParser(new Atom::Parser, new AtomMapper);
63  parserColl->registerParser(new RDF::Parser, new RDFMapper);
64  collectionIsInitialized = true;
65  }
66  return parserColl;
67 }
68 
69 FeedPtr parse(const DocumentSource& src, const QString& formatHint)
70 {
71  return parserCollection()->parse(src, formatHint);
72 }
73 
74 } // namespace Syndication
75 
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