mirror of
https://github.com/jezhiggins/arabica
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57 lines
1.5 KiB
C++
57 lines
1.5 KiB
C++
#ifndef XSLT_FOR_EACH_HPP
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#define XSLT_FOR_EACH_HPP
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#include "xslt_item.hpp"
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#include "xslt_sort.hpp"
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namespace Arabica
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{
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namespace XSLT
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{
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template<class stringT, class adaptorT>
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class ForEach : public ItemContainer,
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public Sortable<stringT, adaptorT>
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{
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public:
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typedef stringT string_type;
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typedef adaptorT string_adaptor;
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ForEach(const Arabica::XPath::XPathExpressionPtr<string_type, string_adaptor>& select) :
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Sortable<stringT, adaptorT>(),
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select_(select)
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{
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} // ForEach
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virtual ~ForEach()
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{
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} // ForEach
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virtual void execute(const DOM::Node<string_type, string_adaptor>& node,
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ExecutionContext& context) const
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{
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Arabica::XPath::XPathValue<string_type, string_adaptor> sel = select_->evaluate(node, context.xpathContext());
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if(sel.type() != Arabica::XPath::NODE_SET)
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throw SAX::SAXException("xsl:for-each must select a node set");
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Arabica::XPath::NodeSet<string_type, string_adaptor> nodes = sel.asNodeSet();
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sort(node, nodes, context);
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LastFrame last(context, nodes.size());
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for(size_t n = 0, e = nodes.size(); n != e; ++n)
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{
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ChainStackFrame frame(context);
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context.setPosition(nodes[n], n+1);
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execute_children(nodes[n], context);
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} // for ...
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} // execute
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private:
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Arabica::XPath::XPathExpressionPtr<string_type, string_adaptor> select_;
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}; // class ForEach
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} // namespace XSLT
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} // namespace Arabica
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#endif
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