1/****************************************************************************
2**
3** Copyright (C) 2018 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the Qt Linguist of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:GPL-EXCEPT$
9** Commercial License Usage
10** Licensees holding valid commercial Qt licenses may use this file in
11** accordance with the commercial license agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and The Qt Company. For licensing terms
14** and conditions see https://www.qt.io/terms-conditions. For further
15** information use the contact form at https://www.qt.io/contact-us.
16**
17** GNU General Public License Usage
18** Alternatively, this file may be used under the terms of the GNU
19** General Public License version 3 as published by the Free Software
20** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
21** included in the packaging of this file. Please review the following
22** information to ensure the GNU General Public License requirements will
23** be met: https://www.gnu.org/licenses/gpl-3.0.html.
24**
25** $QT_END_LICENSE$
26**
27****************************************************************************/
28
29#include "qrcreader.h"
30
31#include <QtCore/qcoreapplication.h>
32#include <QtCore/qfileinfo.h>
33#include <QtCore/qxmlstream.h>
34
35class FMT {
36 Q_DECLARE_TR_FUNCTIONS(Linguist)
37};
38
39static bool isSupportedExtension(const QString &ext)
40{
41 return ext == QLatin1String("qml")
42 || ext == QLatin1String("js") || ext == QLatin1String("qs")
43 || ext == QLatin1String("ui") || ext == QLatin1String("jui");
44}
45
46ReadQrcResult readQrcFile(const QString &resourceFile, const QString &content)
47{
48 ReadQrcResult result;
49 QString dirPath = QFileInfo(resourceFile).path();
50 QXmlStreamReader reader(content);
51 bool isFileTag = false;
52 QStringList tagStack;
53 tagStack << QLatin1String("RCC") << QLatin1String("qresource") << QLatin1String("file");
54 int curDepth = 0;
55 while (!reader.atEnd()) {
56 QXmlStreamReader::TokenType t = reader.readNext();
57 switch (t) {
58 case QXmlStreamReader::StartElement:
59 if (curDepth >= tagStack.count() || reader.name() != tagStack.at(i: curDepth)) {
60 result.errorString = FMT::tr(sourceText: "unexpected <%1> tag\n")
61 .arg(a: reader.name().toString());
62 result.line = reader.lineNumber();
63 return result;
64 }
65 if (++curDepth == tagStack.count())
66 isFileTag = true;
67 break;
68
69 case QXmlStreamReader::EndElement:
70 isFileTag = false;
71 if (curDepth == 0 || reader.name() != tagStack.at(i: curDepth - 1)) {
72 result.errorString = FMT::tr(sourceText: "unexpected closing <%1> tag\n")
73 .arg(a: reader.name().toString());
74 result.line = reader.lineNumber();
75 return result;
76 }
77 --curDepth;
78 break;
79
80 case QXmlStreamReader::Characters:
81 if (isFileTag) {
82 QString fn = reader.text().toString();
83 if (!QFileInfo(fn).isAbsolute())
84 fn = dirPath + QLatin1Char('/') + fn;
85 QFileInfo cfi(fn);
86 if (isSupportedExtension(ext: cfi.suffix()))
87 result.files << cfi.filePath();
88 }
89 break;
90
91 default:
92 break;
93 }
94 }
95 if (reader.error() != QXmlStreamReader::NoError) {
96 result.errorString = reader.errorString();
97 result.line = reader.lineNumber();
98 }
99 return result;
100}
101

source code of qttools/src/linguist/shared/qrcreader.cpp