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#include "xml_utility.h"
#include <sdpxml/sdpxml.h>
namespace k3d
{
namespace xml
{
sdpxml::Element& safe_element(sdpxml::Element& Parent, const std::string& Name)
{
return safe_element(Parent, sdpxml::Element(Name));
}
sdpxml::Element& safe_element(sdpxml::Element& Parent, const sdpxml::Element& Search)
{
return safe_element(Parent, Search, Search);
}
sdpxml::Element& safe_element(sdpxml::Element& Parent, const sdpxml::Element& Search, const sdpxml::Element& Prototype)
{
for(sdpxml::ElementCollection::iterator child = Parent.Children().begin(); child != Parent.Children().end(); ++child)
{
if(child->Name() != Search.Name())
continue;
sdpxml::AttributeCollection::const_iterator search_attribute;
for(search_attribute = Search.Attributes().begin(); search_attribute != Search.Attributes().end(); ++search_attribute)
{
sdpxml::AttributePointer attribute = sdpxml::FindAttribute(*child, sdpxml::SameName(search_attribute->Name()));
if(!attribute)
break;
if(attribute->Value() != search_attribute->Value())
break;
}
if(search_attribute != Search.Attributes().end())
continue;
return *child;
}
return Parent.Append(Prototype);
}
} // namespace xml
} // namespace k3d
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