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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies). |
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4 ** All rights reserved. |
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5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
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6 ** |
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7 ** This file is part of the QtXmlPatterns module of the Qt Toolkit. |
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8 ** |
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9 ** $QT_BEGIN_LICENSE:LGPL$ |
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10 ** No Commercial Usage |
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11 ** This file contains pre-release code and may not be distributed. |
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12 ** You may use this file in accordance with the terms and conditions |
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13 ** contained in the Technology Preview License Agreement accompanying |
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14 ** this package. |
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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 ** If you have questions regarding the use of this file, please contact |
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29 ** Nokia at qt-info@nokia.com. |
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30 ** |
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31 ** |
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32 ** |
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33 ** |
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34 ** |
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35 ** |
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36 ** |
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37 ** |
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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 // |
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43 // W A R N I N G |
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44 // ------------- |
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45 // |
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46 // This file is not part of the Qt API. It exists purely as an |
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47 // implementation detail. This header file may change from version to |
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48 // version without notice, or even be removed. |
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49 // |
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50 // We mean it. |
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51 |
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52 #include "qnamespacesupport_p.h" |
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53 |
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54 QT_BEGIN_NAMESPACE |
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55 |
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56 using namespace QPatternist; |
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57 |
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58 NamespaceSupport::NamespaceSupport() |
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59 { |
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60 } |
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61 |
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62 NamespaceSupport::NamespaceSupport(const NamePool::Ptr &namePool) |
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63 : m_namePool(namePool) |
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64 { |
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65 // the XML namespace |
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66 m_ns.insert(StandardPrefixes::xml, StandardNamespaces::xml); |
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67 } |
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68 |
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69 void NamespaceSupport::setPrefix(const QXmlName::PrefixCode prefixCode, const QXmlName::NamespaceCode namespaceCode) |
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70 { |
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71 m_ns.insert(prefixCode, namespaceCode); |
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72 } |
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73 |
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74 void NamespaceSupport::setPrefixes(const QXmlStreamNamespaceDeclarations &declarations) |
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75 { |
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76 for (int i = 0; i < declarations.count(); i++) { |
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77 const QXmlStreamNamespaceDeclaration declaration = declarations.at(i); |
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78 |
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79 const QXmlName::PrefixCode prefixCode = m_namePool->allocatePrefix(declaration.prefix().toString()); |
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80 const QXmlName::NamespaceCode namespaceCode = m_namePool->allocateNamespace(declaration.namespaceUri().toString()); |
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81 m_ns.insert(prefixCode, namespaceCode); |
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82 } |
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83 } |
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84 |
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85 void NamespaceSupport::setTargetNamespace(const QXmlName::NamespaceCode namespaceCode) |
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86 { |
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87 m_ns.insert(0, namespaceCode); |
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88 } |
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89 |
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90 QXmlName::PrefixCode NamespaceSupport::prefix(const QXmlName::NamespaceCode namespaceCode) const |
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91 { |
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92 NamespaceHash::const_iterator itc, it = m_ns.constBegin(); |
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93 while ((itc=it) != m_ns.constEnd()) { |
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94 ++it; |
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95 if (*itc == namespaceCode) |
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96 return itc.key(); |
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97 } |
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98 return 0; |
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99 } |
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100 |
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101 QXmlName::NamespaceCode NamespaceSupport::uri(const QXmlName::PrefixCode prefixCode) const |
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102 { |
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103 return m_ns.value(prefixCode); |
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104 } |
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105 |
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106 bool NamespaceSupport::processName(const QString& qname, NameType type, QXmlName &name) const |
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107 { |
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108 int len = qname.size(); |
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109 const QChar *data = qname.constData(); |
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110 for (int pos = 0; pos < len; ++pos) { |
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111 if (data[pos] == QLatin1Char(':')) { |
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112 const QXmlName::PrefixCode prefixCode = m_namePool->allocatePrefix(qname.left(pos)); |
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113 if (!m_ns.contains(prefixCode)) |
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114 return false; |
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115 const QXmlName::NamespaceCode namespaceCode = uri(prefixCode); |
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116 const QXmlName::LocalNameCode localNameCode = m_namePool->allocateLocalName(qname.mid(pos + 1)); |
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117 name = QXmlName(namespaceCode, localNameCode, prefixCode); |
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118 return true; |
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119 } |
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120 } |
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121 |
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122 // there was no ':' |
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123 QXmlName::NamespaceCode namespaceCode = 0; |
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124 // attributes don't take default namespace |
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125 if (type == ElementName && !m_ns.isEmpty()) { |
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126 namespaceCode = m_ns.value(0); // get default namespace |
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127 } |
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128 |
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129 const QXmlName::LocalNameCode localNameCode = m_namePool->allocateLocalName(qname); |
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130 name = QXmlName(namespaceCode, localNameCode, 0); |
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131 |
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132 return true; |
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133 } |
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134 |
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135 void NamespaceSupport::pushContext() |
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136 { |
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137 m_nsStack.push(m_ns); |
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138 } |
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139 |
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140 void NamespaceSupport::popContext() |
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141 { |
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142 m_ns.clear(); |
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143 if(!m_nsStack.isEmpty()) |
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144 m_ns = m_nsStack.pop(); |
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145 } |
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146 |
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147 QList<QXmlName> NamespaceSupport::namespaceBindings() const |
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148 { |
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149 QList<QXmlName> bindings; |
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150 |
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151 QHashIterator<QXmlName::PrefixCode, QXmlName::NamespaceCode> it(m_ns); |
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152 while (it.hasNext()) { |
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153 it.next(); |
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154 bindings.append(QXmlName(it.value(), StandardLocalNames::empty, it.key())); |
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155 } |
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156 |
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157 return bindings; |
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158 } |
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159 |
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160 QT_END_NAMESPACE |