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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2009 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 #include "qcommonsequencetypes_p.h" |
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43 |
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44 #include "qcalltemplate_p.h" |
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45 |
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46 QT_BEGIN_NAMESPACE |
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47 |
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48 using namespace QPatternist; |
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49 |
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50 CallTemplate::CallTemplate(const QXmlName &name, |
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51 const WithParam::Hash &withParams) : TemplateInvoker(withParams, name) |
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52 { |
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53 } |
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54 |
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55 Item::Iterator::Ptr CallTemplate::evaluateSequence(const DynamicContext::Ptr &context) const |
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56 { |
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57 Q_ASSERT(m_template); |
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58 return m_template->body->evaluateSequence(m_template->createContext(this, context, true)); |
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59 } |
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60 |
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61 bool CallTemplate::evaluateEBV(const DynamicContext::Ptr &context) const |
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62 { |
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63 Q_ASSERT(m_template); |
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64 return m_template->body->evaluateEBV(m_template->createContext(this, context, true)); |
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65 } |
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66 |
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67 void CallTemplate::evaluateToSequenceReceiver(const DynamicContext::Ptr &context) const |
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68 { |
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69 Q_ASSERT(m_template); |
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70 m_template->body->evaluateToSequenceReceiver(m_template->createContext(this, context, true)); |
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71 } |
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72 |
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73 Expression::Ptr CallTemplate::typeCheck(const StaticContext::Ptr &context, |
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74 const SequenceType::Ptr &reqType) |
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75 { |
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76 /* Check XTSE0680, that every @c xsl:with-param has a corresponding @c |
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77 * xsl:param declaration. */ |
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78 { |
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79 const WithParam::Hash::const_iterator end(m_withParams.constEnd()); |
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80 |
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81 for(WithParam::Hash::const_iterator it(m_withParams.constBegin()); |
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82 it != end; |
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83 ++it) |
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84 { |
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85 if(!VariableDeclaration::contains(m_template->templateParameters, it.value()->name())) |
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86 Template::raiseXTSE0680(context, it.value()->name(), this); |
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87 } |
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88 } |
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89 |
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90 const Expression::Ptr me(TemplateInvoker::typeCheck(context, reqType)); |
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91 |
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92 const VariableDeclaration::List args(m_template->templateParameters); |
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93 const VariableDeclaration::List::const_iterator end(args.constEnd()); |
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94 VariableDeclaration::List::const_iterator it(args.constBegin()); |
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95 |
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96 for(; it != end; ++it) |
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97 { |
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98 // TODO |
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99 Q_ASSERT((*it)->sequenceType); |
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100 } |
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101 |
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102 return me; |
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103 } |
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104 |
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105 Expression::Properties CallTemplate::properties() const |
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106 { |
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107 Q_ASSERT(!m_template || m_template->body); |
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108 |
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109 /* We may be called before our m_template is resolved, namely when we're |
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110 * the body of a variable. In that case querytransformparser.ypp will |
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111 * manually call TypeChecker::applyFunctionConversion(), which is before |
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112 * ExpressionFactory::createExpression() has resolved us. */ |
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113 if(m_template && !isRecursive()) |
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114 return m_template->properties(); |
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115 else |
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116 return Properties(); |
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117 } |
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118 |
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119 Expression::Properties CallTemplate::dependencies() const |
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120 { |
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121 if(m_template && !isRecursive()) |
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122 return m_template->dependencies(); |
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123 else |
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124 return Properties(); |
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125 } |
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126 |
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127 SequenceType::Ptr CallTemplate::staticType() const |
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128 { |
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129 return CommonSequenceTypes::ZeroOrMoreItems; |
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130 } |
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131 |
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132 ExpressionVisitorResult::Ptr CallTemplate::accept(const ExpressionVisitor::Ptr &visitor) const |
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133 { |
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134 return visitor->visit(this); |
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135 } |
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136 |
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137 bool CallTemplate::configureRecursion(const CallTargetDescription::Ptr &sign) |
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138 { |
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139 Q_UNUSED(sign); |
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140 return false; |
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141 } |
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142 |
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143 Expression::Ptr CallTemplate::body() const |
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144 { |
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145 return m_template->body; |
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146 } |
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147 |
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148 CallTargetDescription::Ptr CallTemplate::callTargetDescription() const |
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149 { |
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150 return CallTargetDescription::Ptr(); |
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151 } |
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152 |
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153 QT_END_NAMESPACE |