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#include <pch.hpp>
#include "transform.h"
#include "logger.h"
#include "ostreamWrapper.h"
#include "scriptStorage.h"
#include <boost/foreach.hpp>
class TransformTargetStorer : public Storer {
public:
TransformTargetStorer(TransformSource * ts) :
transformSource(ts)
{
}
boost::intrusive_ptr<IntrusivePtrBase> create(ScriptNodePtr p) const
{
return Plugable::getLoader<TransformTargetLoader, NotSupported>(p->get_name())->create(p, Scripted);
}
bool save(boost::intrusive_ptr<IntrusivePtrBase> o, ScriptNodePtr s)
{
TransformChainLinkPtr O = boost::dynamic_pointer_cast<TransformChainLink>(o);
if (O) {
transformSource->addTarget(O, NULL, s);
}
return (O != NULL);
}
private:
TransformSource * transformSource;
};
TransformSource::TransformSource()
{
}
TransformSource::TransformSource(ScriptNodePtr s, ObjectSource os)
{
if (os == Scripted) {
s->script->loader.addLoadTarget(s, new TransformTargetStorer(this));
}
}
TransformChainLink::~TransformChainLink()
{
}
typedef std::map<std::string, boost::shared_ptr<TransformLoader> > TransformLoaderMap;
void
TransformSource::addTarget(TransformChainLinkPtr tcl, ExecContext * ec, ScriptNodePtr e)
{
BOOST_FOREACH(const TransformLoaderMap::value_type & tl, *Plugable::objLoaders<TransformLoader>()) {
TransformPtr t = tl.second->create();
if (t->canTransform(this, tcl.get())) {
if (e) {
t->configure(e, ec);
}
targets[tcl] = t;
return;
}
}
throw NotSupported("Couldn't find a suitable transformation");
}
void
TransformSource::clearTargets()
{
targets.clear();
}
void
TransformSource::removeTarget(TransformChainLinkPtr tcl)
{
targets.erase(tcl);
}
void
TransformSource::doTransforms(ExecContext * ec) const
{
BOOST_FOREACH(const Targets::value_type & t, targets) {
t.second->transform(this, t.first.get(), ec);
if (const TransformSource * tr = dynamic_cast<const TransformSource *>(t.first.get())) {
tr->doTransforms(ec);
}
}
}
const Targets &
TransformSource::getTargets() const
{
return targets;
}
class TransformWritableContentToStdStream : public TransformImpl<WritableContent, ostreamWrapper> {
public:
void transform(const WritableContent * wc, ostreamWrapper * o, ExecContext * ec) const
{
wc->writeTo(o->strm, "UTF-8", ec);
}
};
DECLARE_TRANSFORM(TransformWritableContentToStdStream);
class TransformStaticContentToStdStream : public TransformImpl<StaticContent, ostreamWrapper> {
public:
void transform(const StaticContent * wc, ostreamWrapper * o, ExecContext *) const
{
wc->writeTo(o->strm);
}
};
DECLARE_TRANSFORM(TransformStaticContentToStdStream);
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