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2 | ** |
3 | ** Copyright (C) 2016 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 | ** $QT_BEGIN_LICENSE:GPL-EXCEPT$ |
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17 | ** GNU General Public License Usage |
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19 | ** General Public License version 3 as published by the Free Software |
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21 | ** included in the packaging of this file. Please review the following |
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24 | ** |
25 | ** $QT_END_LICENSE$ |
26 | ** |
27 | ****************************************************************************/ |
28 | |
29 | #include "translator.h" |
30 | |
31 | #include <QtCore/QByteArray> |
32 | #include <QtCore/QDebug> |
33 | #include <QtCore/QTextCodec> |
34 | #include <QtCore/QTextStream> |
35 | |
36 | #include <QtCore/QXmlStreamReader> |
37 | |
38 | QT_BEGIN_NAMESPACE |
39 | |
40 | class QPHReader : public QXmlStreamReader |
41 | { |
42 | public: |
43 | QPHReader(QIODevice &dev) |
44 | : QXmlStreamReader(&dev) |
45 | {} |
46 | |
47 | // the "real thing" |
48 | bool read(Translator &translator); |
49 | |
50 | private: |
51 | bool isWhiteSpace() const |
52 | { |
53 | return isCharacters() && text().toString().trimmed().isEmpty(); |
54 | } |
55 | |
56 | enum DataField { NoField, SourceField, TargetField, DefinitionField }; |
57 | DataField m_currentField; |
58 | QString m_currentSource; |
59 | QString m_currentTarget; |
60 | QString m_currentDefinition; |
61 | }; |
62 | |
63 | bool QPHReader::read(Translator &translator) |
64 | { |
65 | m_currentField = NoField; |
66 | while (!atEnd()) { |
67 | readNext(); |
68 | if (isStartElement()) { |
69 | if (name() == QLatin1String("source" )) { |
70 | m_currentField = SourceField; |
71 | } else if (name() == QLatin1String("target" )) { |
72 | m_currentField = TargetField; |
73 | } else if (name() == QLatin1String("definition" )) { |
74 | m_currentField = DefinitionField; |
75 | } else { |
76 | m_currentField = NoField; |
77 | if (name() == QLatin1String("QPH" )) { |
78 | QXmlStreamAttributes atts = attributes(); |
79 | translator.setLanguageCode(atts.value(qualifiedName: QLatin1String("language" )).toString()); |
80 | translator.setSourceLanguageCode(atts.value(qualifiedName: QLatin1String("sourcelanguage" )).toString()); |
81 | } |
82 | } |
83 | } else if (isWhiteSpace()) { |
84 | // ignore these |
85 | } else if (isCharacters()) { |
86 | if (m_currentField == SourceField) |
87 | m_currentSource += text(); |
88 | else if (m_currentField == TargetField) |
89 | m_currentTarget += text(); |
90 | else if (m_currentField == DefinitionField) |
91 | m_currentDefinition += text(); |
92 | } else if (isEndElement() && name() == QLatin1String("phrase" )) { |
93 | m_currentTarget.replace(before: QChar(Translator::TextVariantSeparator), |
94 | after: QChar(Translator::BinaryVariantSeparator)); |
95 | TranslatorMessage msg; |
96 | msg.setSourceText(m_currentSource); |
97 | msg.setTranslation(m_currentTarget); |
98 | msg.setComment(m_currentDefinition); |
99 | translator.append(msg); |
100 | m_currentSource.clear(); |
101 | m_currentTarget.clear(); |
102 | m_currentDefinition.clear(); |
103 | } |
104 | } |
105 | return true; |
106 | } |
107 | |
108 | static bool loadQPH(Translator &translator, QIODevice &dev, ConversionData &) |
109 | { |
110 | translator.setLocationsType(Translator::NoLocations); |
111 | QPHReader reader(dev); |
112 | return reader.read(translator); |
113 | } |
114 | |
115 | static QString protect(const QString &str) |
116 | { |
117 | QString result; |
118 | result.reserve(asize: str.length() * 12 / 10); |
119 | for (int i = 0; i != str.size(); ++i) { |
120 | uint c = str.at(i).unicode(); |
121 | switch (c) { |
122 | case '\"': |
123 | result += QLatin1String(""" ); |
124 | break; |
125 | case '&': |
126 | result += QLatin1String("&" ); |
127 | break; |
128 | case '>': |
129 | result += QLatin1String(">" ); |
130 | break; |
131 | case '<': |
132 | result += QLatin1String("<" ); |
133 | break; |
134 | case '\'': |
135 | result += QLatin1String("'" ); |
136 | break; |
137 | default: |
138 | if (c < 0x20 && c != '\r' && c != '\n' && c != '\t') |
139 | result += QString(QLatin1String("&#%1;" )).arg(a: c); |
140 | else // this also covers surrogates |
141 | result += QChar(c); |
142 | } |
143 | } |
144 | return result; |
145 | } |
146 | |
147 | static bool saveQPH(const Translator &translator, QIODevice &dev, ConversionData &) |
148 | { |
149 | QTextStream t(&dev); |
150 | t.setCodec(QTextCodec::codecForName(name: "UTF-8" )); |
151 | t << "<!DOCTYPE QPH>\n<QPH" ; |
152 | QString languageCode = translator.languageCode(); |
153 | if (!languageCode.isEmpty() && languageCode != QLatin1String("C" )) |
154 | t << " language=\"" << languageCode << "\"" ; |
155 | languageCode = translator.sourceLanguageCode(); |
156 | if (!languageCode.isEmpty() && languageCode != QLatin1String("C" )) |
157 | t << " sourcelanguage=\"" << languageCode << "\"" ; |
158 | t << ">\n" ; |
159 | foreach (const TranslatorMessage &msg, translator.messages()) { |
160 | t << "<phrase>\n" ; |
161 | t << " <source>" << protect(str: msg.sourceText()) << "</source>\n" ; |
162 | QString str = msg.translations().join(sep: QLatin1Char('@')); |
163 | str.replace(before: QChar(Translator::BinaryVariantSeparator), |
164 | after: QChar(Translator::TextVariantSeparator)); |
165 | t << " <target>" << protect(str) |
166 | << "</target>\n" ; |
167 | if (!msg.comment().isEmpty()) |
168 | t << " <definition>" << protect(str: msg.comment()) << "</definition>\n" ; |
169 | t << "</phrase>\n" ; |
170 | } |
171 | t << "</QPH>\n" ; |
172 | return true; |
173 | } |
174 | |
175 | int initQPH() |
176 | { |
177 | Translator::FileFormat format; |
178 | |
179 | format.extension = QLatin1String("qph" ); |
180 | format.untranslatedDescription = QT_TRANSLATE_NOOP("FMT" , "Qt Linguist 'Phrase Book'" ); |
181 | format.fileType = Translator::FileFormat::TranslationSource; |
182 | format.priority = 0; |
183 | format.loader = &loadQPH; |
184 | format.saver = &saveQPH; |
185 | Translator::registerFileFormat(format); |
186 | |
187 | return 1; |
188 | } |
189 | |
190 | Q_CONSTRUCTOR_FUNCTION(initQPH) |
191 | |
192 | QT_END_NAMESPACE |
193 | |