mirror of
https://github.com/jezhiggins/arabica
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105 lines
3.4 KiB
C++
105 lines
3.4 KiB
C++
#ifndef ARABICA_XSLT_APPLY_TEMPLATES_HANDLER_HPP
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#define ARABICA_XSLT_APPLY_TEMPLATES_HANDLER_HPP
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#include "../xslt_apply_templates.hpp"
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#include "xslt_sort_handler.hpp"
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#include "xslt_with_param_handler.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 ApplyTemplatesHandler : public SAX::DefaultHandler<stringT, adaptorT>
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{
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typedef StylesheetConstant<stringT, adaptorT> SC;
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typedef AttributeValidators<stringT, adaptorT> AV;
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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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ApplyTemplatesHandler(CompilationContext<string_type, string_adaptor>& context) :
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context_(context),
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applyTemplates_(0)
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{
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} // ApplyTemplatesHandler
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virtual void startElement(const string_type& namespaceURI,
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const string_type& localName,
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const string_type& qName,
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const SAX::Attributes<string_type, string_adaptor>& atts)
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{
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if(applyTemplates_ == 0)
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{
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static const AV rules = AV::rule(SC::select, false)
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.rule(SC::mode, false);
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std::map<string_type, string_type> attrs = rules.gather(qName, atts);
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const string_type& select = attrs[SC::select];
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Arabica::XPath::XPathExpressionPtr<string_type, string_adaptor> xpath;
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if(select != string_adaptor::empty_string())
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xpath = context_.xpath_expression(select);
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string_type mode;
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if(attrs[SC::mode] != string_adaptor::empty_string())
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mode = context_.processInternalQName(attrs[SC::mode]).clarkName();
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applyTemplates_ = new ApplyTemplates<string_type, string_adaptor>(xpath, mode);
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return;
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} // if(applyTemplates_ == 0)
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if(namespaceURI == StylesheetConstant<string_type, string_adaptor>::NamespaceURI)
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{
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if(localName == SC::sort)
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{
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context_.push(0,
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new SortHandler<string_type, string_adaptor>(context_, *applyTemplates_),
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namespaceURI,
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localName,
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qName,
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atts);
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return;
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} // if(localName == "sort")
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if(localName == SC::with_param)
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{
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context_.push(0,
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new WithParamHandler<string_type, string_adaptor>(context_, *applyTemplates_),
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namespaceURI,
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localName,
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qName,
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atts);
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return;
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} // if(localName == "sort")
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} // if ...
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throw SAX::SAXException("xsl:apply-templates can only contain xsl:sort and xsl:with-param elements.");
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} // startElement
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virtual void endElement(const string_type& /* namespaceURI */,
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const string_type& /* localName */,
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const string_type& /* qName */)
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{
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context_.parentContainer().add_item(applyTemplates_);
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context_.pop();
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} // endElement
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virtual void characters(const string_type& ch)
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{
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verifyNoCharacterData<string_type, string_adaptor>(ch, SC::apply_templates);
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} // characters
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private:
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CompilationContext<string_type>& context_;
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ApplyTemplates<string_type, string_adaptor>* applyTemplates_;
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}; // class ApplyTemplatesHandler
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} // namespace XSLT
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} // namespace Arabica
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#endif // ARABICA_XSLT_APPLY_TEMPLATES_HANDLER_HPP
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