add preliminary impl. of IsHere for fixed LU

libmwereader/mwe.cpp

 #include "mwe.h"
+#include <boost/algorithm/string.hpp>
 
 namespace Corpus2{
-	LexicalUnit::LexicalUnit(const std::string &base,
-							 boost::shared_ptr<Wccl::Operator<Wccl::Bool> > condition,
-							 boost::shared_ptr<Wccl::Operator<Wccl::Bool> > head_cond,
-							 std::map<std::string, std::string> variables)
-		: condition_(condition),
-		  head_cond_(head_cond),
-		  variables_(variables),
-		  base_(base)
-	{
 
+LexicalUnit::LexicalUnit(const std::string &base,
+						 boost::shared_ptr<Wccl::Operator<Wccl::Bool> > condition,
+						 boost::shared_ptr<Wccl::Operator<Wccl::Bool> > head_cond,
+						 std::map<std::string, std::string> variables)
+	: condition_(condition),
+	  head_cond_(head_cond),
+	  variables_(variables),
+	  base_(base),
+	  nowhere_(Wccl::Position())
+{
+	// noop
+}
+
+FixedLU::FixedLU(const std::string &base,
+				boost::shared_ptr<Wccl::Operator<Wccl::Bool> > condition,
+				boost::shared_ptr<Wccl::Operator<Wccl::Bool> > head_cond,
+				std::map<std::string, std::string> variables)
+		: LexicalUnit(base, condition, head_cond, variables)
+{
+}
+
+bool FixedLU::IsHere(const Wccl::SentenceContext &sc,
+					std::set<size_t> &out_position)
+{
+	boost::shared_ptr<const Wccl::Bool> pResult = condition_->apply(sc);
+	if(pResult->get_value() == false)
+		return false;
+
+	foreach(const std::string&varname, condition_->valid_variable_names()){
+		if(boost::algorithm::starts_with(varname, "Pos")){
+			Wccl::Position pos = condition_->get<Wccl::Position>(varname);
+			if(pos.equals(nowhere_)){
+				std::string errmsg("Position for found MWE cannot be zero.");
+				errmsg += " Offending unit: " + base_;
+				throw Wccl::WcclError(errmsg);
+			}
+			out_position.insert( sc.get_abs_position(pos) );
+		}
 	}
+	return true;
+}
+
 }//ns Corpus2

libmwereader/mwe.h

@@ -16,15 +16,29 @@ public:
 				boost::shared_ptr<Wccl::Operator<Wccl::Bool> > head_cond,
 				std::map<std::string, std::string> variables
 				);
+
+	virtual bool IsHere(const Wccl::SentenceContext& sc,
+						std::set<size_t> &out_position) = 0;
+
 protected:
 	boost::shared_ptr<Wccl::Operator<Wccl::Bool> > condition_;
 	boost::shared_ptr<Wccl::Operator<Wccl::Bool> > head_cond_;
 	std::map<std::string, std::string> variables_;
 	std::string base_;
+
+	const Wccl::Position nowhere_;
 };
 
 class FixedLU : public LexicalUnit
 {
+public:
+	FixedLU(const std::string &base,
+				boost::shared_ptr<Wccl::Operator<Wccl::Bool> > condition,
+				boost::shared_ptr<Wccl::Operator<Wccl::Bool> > head_cond,
+				std::map<std::string, std::string> variables
+				);
+	virtual bool IsHere(const Wccl::SentenceContext& sc,
+						std::set<size_t> &out_position);
 
 };
 

libmwereader/mweparser.cpp

@@ -60,11 +60,9 @@ namespace Corpus2 {
 		MWEBuilder::BoolOpPtr head = mwe_builder_->get_head_condition(
 					head_cond_);
 
-		//const Corpus2::Tagset& tagset = Corpus2::get_named_tagset(tagset_);
-
-		foreach(const std::string&varname, main->valid_variable_names())
-			if(boost::algorithm::starts_with(varname, "Pos"))
-				std::cout << "Pozycja: " << varname << std::endl;
+		//foreach(const std::string&varname, main->valid_variable_names())
+			//if(boost::algorithm::starts_with(varname, "Pos"))
+				//std::cout << "Pozycja: " << varname << std::endl;
 
 	}