1 | /****************************************************************************
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2 | **
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3 | ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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4 | ** All rights reserved.
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5 | ** Contact: Nokia Corporation ([email protected])
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6 | **
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7 | ** This file is part of the Qt Linguist of the Qt Toolkit.
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8 | **
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9 | ** $QT_BEGIN_LICENSE:LGPL$
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10 | ** Commercial Usage
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11 | ** Licensees holding valid Qt Commercial licenses may use this file in
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12 | ** accordance with the Qt Commercial License Agreement provided with the
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13 | ** Software or, alternatively, in accordance with the terms contained in
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14 | ** a written agreement between you and Nokia.
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15 | **
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16 | ** GNU Lesser General Public License Usage
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17 | ** Alternatively, this file may be used under the terms of the GNU Lesser
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18 | ** General Public License version 2.1 as published by the Free Software
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19 | ** Foundation and appearing in the file LICENSE.LGPL included in the
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20 | ** packaging of this file. Please review the following information to
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21 | ** ensure the GNU Lesser General Public License version 2.1 requirements
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22 | ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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23 | **
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24 | ** In addition, as a special exception, Nokia gives you certain additional
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25 | ** rights. These rights are described in the Nokia Qt LGPL Exception
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26 | ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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27 | **
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28 | ** GNU General Public License Usage
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29 | ** Alternatively, this file may be used under the terms of the GNU
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30 | ** General Public License version 3.0 as published by the Free Software
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31 | ** Foundation and appearing in the file LICENSE.GPL included in the
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32 | ** packaging of this file. Please review the following information to
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33 | ** ensure the GNU General Public License version 3.0 requirements will be
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34 | ** met: http://www.gnu.org/copyleft/gpl.html.
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35 | **
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36 | ** If you have questions regarding the use of this file, please contact
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37 | ** Nokia at [email protected].
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38 | ** $QT_END_LICENSE$
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39 | **
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40 | ****************************************************************************/
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41 |
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42 | #include "translator.h"
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43 |
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44 | #include <QtCore/QByteArray>
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45 | #include <QtCore/QDebug>
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46 | #include <QtCore/QTextCodec>
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47 | #include <QtCore/QTextStream>
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48 |
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49 | #include <QtXml/QXmlStreamReader>
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50 | #include <QtXml/QXmlStreamAttribute>
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51 |
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52 | QT_BEGIN_NAMESPACE
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53 |
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54 | class QPHReader : public QXmlStreamReader
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55 | {
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56 | public:
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57 | QPHReader(QIODevice &dev)
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58 | : QXmlStreamReader(&dev)
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59 | {}
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60 |
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61 | // the "real thing"
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62 | bool read(Translator &translator);
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63 |
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64 | private:
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65 | bool isWhiteSpace() const
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66 | {
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67 | return isCharacters() && text().toString().trimmed().isEmpty();
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68 | }
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69 |
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70 | enum DataField { NoField, SourceField, TargetField, DefinitionField };
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71 | DataField m_currentField;
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72 | QString m_currentSource;
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73 | QString m_currentTarget;
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74 | QString m_currentDefinition;
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75 | };
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76 |
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77 | bool QPHReader::read(Translator &translator)
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78 | {
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79 | m_currentField = NoField;
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80 | QString result;
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81 | while (!atEnd()) {
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82 | readNext();
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83 | if (isStartElement()) {
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84 | if (name() == QLatin1String("source")) {
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85 | m_currentField = SourceField;
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86 | } else if (name() == QLatin1String("target")) {
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87 | m_currentField = TargetField;
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88 | } else if (name() == QLatin1String("definition")) {
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89 | m_currentField = DefinitionField;
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90 | } else {
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91 | m_currentField = NoField;
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92 | if (name() == QLatin1String("QPH")) {
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93 | QXmlStreamAttributes atts = attributes();
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94 | translator.setLanguageCode(atts.value(QLatin1String("language")).toString());
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95 | translator.setSourceLanguageCode(atts.value(QLatin1String("sourcelanguage")).toString());
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96 | }
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97 | }
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98 | } else if (isWhiteSpace()) {
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99 | // ignore these
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100 | } else if (isCharacters()) {
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101 | if (m_currentField == SourceField)
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102 | m_currentSource += text();
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103 | else if (m_currentField == TargetField)
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104 | m_currentTarget += text();
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105 | else if (m_currentField == DefinitionField)
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106 | m_currentDefinition += text();
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107 | } else if (isEndElement() && name() == QLatin1String("phrase")) {
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108 | m_currentTarget.replace(QChar(Translator::TextVariantSeparator),
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109 | QChar(Translator::BinaryVariantSeparator));
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110 | TranslatorMessage msg;
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111 | msg.setSourceText(m_currentSource);
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112 | msg.setTranslation(m_currentTarget);
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113 | msg.setComment(m_currentDefinition);
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114 | translator.append(msg);
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115 | m_currentSource.clear();
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116 | m_currentTarget.clear();
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117 | m_currentDefinition.clear();
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118 | }
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119 | }
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120 | return true;
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121 | }
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122 |
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123 | static bool loadQPH(Translator &translator, QIODevice &dev, ConversionData &)
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124 | {
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125 | translator.setLocationsType(Translator::NoLocations);
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126 | QPHReader reader(dev);
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127 | return reader.read(translator);
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128 | }
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129 |
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130 | static QString protect(const QString &str)
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131 | {
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132 | QString result;
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133 | result.reserve(str.length() * 12 / 10);
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134 | for (int i = 0; i != str.size(); ++i) {
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135 | uint c = str.at(i).unicode();
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136 | switch (c) {
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137 | case '\"':
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138 | result += QLatin1String(""");
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139 | break;
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140 | case '&':
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141 | result += QLatin1String("&");
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142 | break;
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143 | case '>':
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144 | result += QLatin1String(">");
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145 | break;
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146 | case '<':
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147 | result += QLatin1String("<");
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148 | break;
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149 | case '\'':
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150 | result += QLatin1String("'");
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151 | break;
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152 | default:
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153 | if (c < 0x20 && c != '\r' && c != '\n' && c != '\t')
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154 | result += QString(QLatin1String("&#%1;")).arg(c);
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155 | else // this also covers surrogates
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156 | result += QChar(c);
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157 | }
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158 | }
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159 | return result;
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160 | }
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161 |
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162 | static bool saveQPH(const Translator &translator, QIODevice &dev, ConversionData &)
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163 | {
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164 | QTextStream t(&dev);
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165 | t.setCodec(QTextCodec::codecForName("UTF-8"));
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166 | t << "<!DOCTYPE QPH>\n<QPH";
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167 | QString languageCode = translator.languageCode();
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168 | if (!languageCode.isEmpty() && languageCode != QLatin1String("C"))
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169 | t << " language=\"" << languageCode << "\"";
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170 | languageCode = translator.sourceLanguageCode();
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171 | if (!languageCode.isEmpty() && languageCode != QLatin1String("C"))
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172 | t << " sourcelanguage=\"" << languageCode << "\"";
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173 | t << ">\n";
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174 | foreach (const TranslatorMessage &msg, translator.messages()) {
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175 | t << "<phrase>\n";
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176 | t << " <source>" << protect(msg.sourceText()) << "</source>\n";
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177 | QString str = msg.translations().join(QLatin1String("@"));
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178 | str.replace(QChar(Translator::BinaryVariantSeparator),
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179 | QChar(Translator::TextVariantSeparator));
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180 | t << " <target>" << protect(str)
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181 | << "</target>\n";
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182 | if (!msg.comment().isEmpty())
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183 | t << " <definition>" << protect(msg.comment()) << "</definition>\n";
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184 | t << "</phrase>\n";
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185 | }
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186 | t << "</QPH>\n";
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187 | return true;
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188 | }
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189 |
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190 | int initQPH()
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191 | {
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192 | Translator::FileFormat format;
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193 |
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194 | format.extension = QLatin1String("qph");
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195 | format.description = QObject::tr("Qt Linguist 'Phrase Book'");
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196 | format.fileType = Translator::FileFormat::TranslationSource;
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197 | format.priority = 0;
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198 | format.loader = &loadQPH;
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199 | format.saver = &saveQPH;
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200 | Translator::registerFileFormat(format);
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201 |
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202 | return 1;
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203 | }
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204 |
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205 | Q_CONSTRUCTOR_FUNCTION(initQPH)
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206 |
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207 | QT_END_NAMESPACE
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