annotate src/xlsx/xlsxdocpropsapp.cpp @ 1:93d3106bb9a4

Add qt xlsx library
author Andre Heinecke <andre.heinecke@intevation.de>
date Tue, 22 Mar 2016 10:38:08 +0100
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1 /****************************************************************************
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2 ** Copyright (c) 2013-2014 Debao Zhang <hello@debao.me>
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3 ** All right reserved.
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4 **
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5 ** Permission is hereby granted, free of charge, to any person obtaining
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6 ** a copy of this software and associated documentation files (the
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7 ** "Software"), to deal in the Software without restriction, including
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8 ** without limitation the rights to use, copy, modify, merge, publish,
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9 ** distribute, sublicense, and/or sell copies of the Software, and to
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10 ** permit persons to whom the Software is furnished to do so, subject to
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11 ** the following conditions:
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12 **
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13 ** The above copyright notice and this permission notice shall be
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14 ** included in all copies or substantial portions of the Software.
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15 **
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16 ** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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17 ** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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18 ** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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19 ** NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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20 ** LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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21 ** OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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22 ** WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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23 **
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24 ****************************************************************************/
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25 #include "xlsxdocpropsapp_p.h"
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26
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27 #include <QXmlStreamWriter>
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28 #include <QXmlStreamReader>
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29 #include <QDir>
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30 #include <QFile>
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31 #include <QDateTime>
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32 #include <QVariant>
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33 #include <QBuffer>
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34
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35 namespace QXlsx {
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36
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37 DocPropsApp::DocPropsApp(CreateFlag flag)
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38 :AbstractOOXmlFile(flag)
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39 {
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40 }
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41
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42 void DocPropsApp::addPartTitle(const QString &title)
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43 {
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44 m_titlesOfPartsList.append(title);
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45 }
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46
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47 void DocPropsApp::addHeadingPair(const QString &name, int value)
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48 {
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49 m_headingPairsList.append(qMakePair(name, value));
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50 }
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51
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52 bool DocPropsApp::setProperty(const QString &name, const QString &value)
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53 {
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54 static QStringList validKeys;
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55 if (validKeys.isEmpty()) {
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56 validKeys << QStringLiteral("manager") << QStringLiteral("company");
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57 }
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58
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59 if (!validKeys.contains(name))
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60 return false;
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61
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62 if (value.isEmpty())
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63 m_properties.remove(name);
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64 else
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65 m_properties[name] = value;
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66
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67 return true;
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68 }
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69
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70 QString DocPropsApp::property(const QString &name) const
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71 {
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72 if (m_properties.contains(name))
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73 return m_properties[name];
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74
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75 return QString();
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76 }
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77
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78 QStringList DocPropsApp::propertyNames() const
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79 {
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80 return m_properties.keys();
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81 }
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82
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83 void DocPropsApp::saveToXmlFile(QIODevice *device) const
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84 {
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85 QXmlStreamWriter writer(device);
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86 QString vt = QStringLiteral("http://schemas.openxmlformats.org/officeDocument/2006/docPropsVTypes");
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87
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88 writer.writeStartDocument(QStringLiteral("1.0"), true);
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89 writer.writeStartElement(QStringLiteral("Properties"));
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90 writer.writeDefaultNamespace(QStringLiteral("http://schemas.openxmlformats.org/officeDocument/2006/extended-properties"));
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91 writer.writeNamespace(vt, QStringLiteral("vt"));
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92 writer.writeTextElement(QStringLiteral("Application"), QStringLiteral("Microsoft Excel"));
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93 writer.writeTextElement(QStringLiteral("DocSecurity"), QStringLiteral("0"));
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94 writer.writeTextElement(QStringLiteral("ScaleCrop"), QStringLiteral("false"));
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95
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96 writer.writeStartElement(QStringLiteral("HeadingPairs"));
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97 writer.writeStartElement(vt, QStringLiteral("vector"));
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98 writer.writeAttribute(QStringLiteral("size"), QString::number(m_headingPairsList.size()*2));
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99 writer.writeAttribute(QStringLiteral("baseType"), QStringLiteral("variant"));
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100 typedef QPair<QString,int> PairType; //Make foreach happy
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101 foreach (PairType pair, m_headingPairsList) {
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102 writer.writeStartElement(vt, QStringLiteral("variant"));
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103 writer.writeTextElement(vt, QStringLiteral("lpstr"), pair.first);
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104 writer.writeEndElement(); //vt:variant
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105 writer.writeStartElement(vt, QStringLiteral("variant"));
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106 writer.writeTextElement(vt, QStringLiteral("i4"), QString::number(pair.second));
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107 writer.writeEndElement(); //vt:variant
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108 }
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109 writer.writeEndElement();//vt:vector
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110 writer.writeEndElement();//HeadingPairs
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111
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112 writer.writeStartElement(QStringLiteral("TitlesOfParts"));
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113 writer.writeStartElement(vt, QStringLiteral("vector"));
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114 writer.writeAttribute(QStringLiteral("size"), QString::number(m_titlesOfPartsList.size()));
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115 writer.writeAttribute(QStringLiteral("baseType"), QStringLiteral("lpstr"));
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116 foreach (QString title, m_titlesOfPartsList)
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117 writer.writeTextElement(vt, QStringLiteral("lpstr"), title);
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118 writer.writeEndElement();//vt:vector
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119 writer.writeEndElement();//TitlesOfParts
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120
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121 if (m_properties.contains(QStringLiteral("manager")))
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122 writer.writeTextElement(QStringLiteral("Manager"), m_properties[QStringLiteral("manager")]);
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123 //Not like "manager", "company" always exists for Excel generated file.
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124 writer.writeTextElement(QStringLiteral("Company"), m_properties.contains(QStringLiteral("company")) ? m_properties[QStringLiteral("company")]: QString());
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125 writer.writeTextElement(QStringLiteral("LinksUpToDate"), QStringLiteral("false"));
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126 writer.writeTextElement(QStringLiteral("SharedDoc"), QStringLiteral("false"));
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127 writer.writeTextElement(QStringLiteral("HyperlinksChanged"), QStringLiteral("false"));
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128 writer.writeTextElement(QStringLiteral("AppVersion"), QStringLiteral("12.0000"));
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129
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130 writer.writeEndElement(); //Properties
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131 writer.writeEndDocument();
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132 }
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133
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134 bool DocPropsApp::loadFromXmlFile(QIODevice *device)
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135 {
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136 QXmlStreamReader reader(device);
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137 while (!reader.atEnd()) {
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138 QXmlStreamReader::TokenType token = reader.readNext();
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139 if (token == QXmlStreamReader::StartElement) {
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140 if (reader.name() == QLatin1String("Properties"))
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141 continue;
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142
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143 if (reader.name() == QStringLiteral("Manager")) {
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144 setProperty(QStringLiteral("manager"), reader.readElementText());
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145 } else if (reader.name() == QStringLiteral("Company")) {
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146 setProperty(QStringLiteral("company"), reader.readElementText());
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147 }
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148 }
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149
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150 if (reader.hasError()) {
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151 qDebug("Error when read doc props app file.");
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152 }
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153 }
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154 return true;
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155 }
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156
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157 } //namespace
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