add FT::numeric to be applied on string types

src/Makefile.dep

@@ -6,9 +6,9 @@ baseexpression.o: fieldvaluehelper.h wrapper.h spacewrapper.h
 baseexpression.o: baseobjectwrapper.h modelcontainerwrapper.h ft.h model.h
 baseexpression.o: modelconnector.h clearer.h dbconnector.h flatconnector.h
 baseexpression.o: dbexpression.h flatexpression.h
-clearer.o: clearer.h model.h modelconnector.h dbconnector.h queryresult.h
+clearer.o: clearer.h ft.h model.h modelconnector.h dbconnector.h
-clearer.o: ft.h flatconnector.h dbexpression.h baseexpression.h morm_types.h
+clearer.o: queryresult.h flatconnector.h dbexpression.h baseexpression.h
-clearer.o: modelenv.h modeldata.h cursorhelper.h finderhelper.h
+clearer.o: morm_types.h modelenv.h modeldata.h cursorhelper.h finderhelper.h
 clearer.o: fieldvaluehelper.h wrapper.h spacewrapper.h baseobjectwrapper.h
 clearer.o: modelcontainerwrapper.h flatexpression.h
 dbconnector.o: dbconnector.h queryresult.h ft.h dbexpression.h
@@ -41,12 +41,12 @@ jsonexpression.o: morm_types.h modelenv.h modeldata.h cursorhelper.h
 jsonexpression.o: queryresult.h finderhelper.h fieldvaluehelper.h wrapper.h
 jsonexpression.o: spacewrapper.h baseobjectwrapper.h modelcontainerwrapper.h
 jsonexpression.o: ft.h
-model.o: model.h modelconnector.h clearer.h dbconnector.h queryresult.h ft.h
+model.o: model.h modelconnector.h clearer.h ft.h dbconnector.h queryresult.h
 model.o: flatconnector.h dbexpression.h baseexpression.h morm_types.h
 model.o: modelenv.h modeldata.h cursorhelper.h finderhelper.h
 model.o: fieldvaluehelper.h wrapper.h spacewrapper.h baseobjectwrapper.h
 model.o: modelcontainerwrapper.h flatexpression.h
-modelconnector.o: modelconnector.h clearer.h dbconnector.h queryresult.h ft.h
+modelconnector.o: modelconnector.h clearer.h ft.h dbconnector.h queryresult.h
 modelconnector.o: flatconnector.h
 postgresqlconnector.o: postgresqlconnector.h dbconnector.h queryresult.h ft.h
 postgresqlconnector.o: postgresqlqueryresult.h postgresqlexpression.h

src/baseexpression.cpp

@@ -467,18 +467,26 @@ void BaseExpression::esc(wchar_t val, pt::TextStream & stream, const FT & field_
 
 void BaseExpression::esc(const wchar_t * val, bool has_known_length, size_t len, pt::TextStream & stream, const FT & field_type)
 {
-	for(size_t i = 0 ; has_known_length ? (i < len) : val[i] != 0 ; ++i)
+	if( field_type.is_numeric() )
 	{
-		esc(val[i], stream, field_type);
+		esc_numeric_string(val, has_known_length, len, stream, field_type);
+	}
+	else
+	{
+		esc_normal_string(val, has_known_length, len, stream, field_type);
 	}
 }
 
 
 void BaseExpression::esc(const char * val, bool has_known_length, size_t len, pt::TextStream & stream, const FT & field_type)
 {
-	for(size_t i = 0 ; has_known_length ? (i < len) : val[i] != 0 ; ++i)
+	if( field_type.is_numeric() )
 	{
-		esc(val[i], stream, field_type);
+		esc_numeric_string(val, has_known_length, len, stream, field_type);
+	}
+	else
+	{
+		esc_normal_string(val, has_known_length, len, stream, field_type);
 	}
 }
 

src/baseexpression.h

@@ -37,6 +37,7 @@
 
 #include <list>
 #include <set>
+#include <type_traits>
 #include "textstream/textstream.h"
 #include "date/date.h"
 #include "morm_types.h"
@@ -635,6 +636,49 @@ protected:
 	void esc(const char * val, bool has_known_length, size_t len, pt::TextStream & stream, const FT & field_type);
 
 	bool is_empty_field(const wchar_t * value);
+
+
+
+	template<typename CharType>
+	void esc_normal_string(CharType * val, bool has_known_length, size_t len, pt::TextStream & stream, const FT & field_type)
+	{
+		for(size_t i = 0 ; has_known_length ? (i < len) : val[i] != 0 ; ++i)
+		{
+			esc(val[i], stream, field_type);
+		}
+	}
+
+
+	template<typename CharType>
+	void esc_numeric_string(CharType * val, bool has_known_length, size_t len, pt::TextStream & stream, const FT & field_type)
+	{
+		bool was_comma = false;
+		bool was_something_printed = false;
+
+		for(size_t i = 0 ; has_known_length ? (i < len) : val[i] != 0 ; ++i)
+		{
+			typename std::remove_const<CharType>::type c = val[i];
+
+			if( c == ',' )
+				c = '.';
+
+			if( (c=='.' && !was_comma) || (c>='0' && c<='9') )
+			{
+				esc(c, stream, field_type);
+				was_something_printed = true;
+
+				if( c == '.' )
+					was_comma = true;
+			}
+		}
+
+		if( !was_something_printed )
+		{
+			esc(static_cast<CharType>('0'), stream, field_type);
+		}
+	}
+
+
 };
 
 }

src/clearer.cpp

@@ -5,7 +5,7 @@
  */
 
 /*
- * Copyright (c) 2018-2021, Tomasz Sowa
+ * Copyright (c) 2018-2022, Tomasz Sowa
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -50,105 +50,119 @@ Clearer::~Clearer()
 }
 
 
-void Clearer::clear_value(char & field_value)
+void Clearer::clear_value(char & field_value, const FT & field_type)
 {
 	field_value = 0;
 }
 
 
-void Clearer::clear_value(unsigned char & field_value)
+void Clearer::clear_value(unsigned char & field_value, const FT & field_type)
 {
 	field_value = 0;
 }
 
-void Clearer::clear_value(wchar_t & field_value)
+void Clearer::clear_value(wchar_t & field_value, const FT & field_type)
 {
 	field_value = 0;
 }
 
-void Clearer::clear_value(std::wstring & field_value)
+void Clearer::clear_value(std::wstring & field_value, const FT & field_type)
 {
-	field_value.clear();
+	if( field_type.is_numeric() )
+	{
+		field_value = L"0";
+	}
+	else
+	{
+		field_value.clear();
+	}
 }
 
 
-void Clearer::clear_value(std::string & field_value)
+void Clearer::clear_value(std::string & field_value, const FT & field_type)
 {
-	field_value.clear();
+	if( field_type.is_numeric() )
+	{
+		field_value = "0";
+	}
+	else
+	{
+		field_value.clear();
+	}
 }
 
 
-void Clearer::clear_value(bool & field_value)
+void Clearer::clear_value(bool & field_value, const FT & field_type)
 {
 	field_value = false;
 }
 
-void Clearer::clear_value(short & field_value)
+void Clearer::clear_value(short & field_value, const FT & field_type)
 {
 	field_value = 0;
 }
 
-void Clearer::clear_value(unsigned short & field_value)
+void Clearer::clear_value(unsigned short & field_value, const FT & field_type)
 {
 	field_value = 0;
 }
 
-void Clearer::clear_value(int & field_value)
+void Clearer::clear_value(int & field_value, const FT & field_type)
 {
 	field_value = 0;
 }
 
-void Clearer::clear_value(unsigned int & field_value)
+void Clearer::clear_value(unsigned int & field_value, const FT & field_type)
 {
 	field_value = 0;
 }
 
-void Clearer::clear_value(long & field_value)
+void Clearer::clear_value(long & field_value, const FT & field_type)
 {
 	field_value = 0;
 }
 
-void Clearer::clear_value(unsigned long & field_value)
+void Clearer::clear_value(unsigned long & field_value, const FT & field_type)
 {
 	field_value = 0;
 }
 
-void Clearer::clear_value(long long & field_value)
+void Clearer::clear_value(long long & field_value, const FT & field_type)
 {
 	field_value = 0;
 }
 
-void Clearer::clear_value(unsigned long long & field_value)
+void Clearer::clear_value(unsigned long long & field_value, const FT & field_type)
 {
 	field_value = 0;
 }
 
-void Clearer::clear_value(float & field_value)
+void Clearer::clear_value(float & field_value, const FT & field_type)
 {
 	field_value = 0.0f;
 }
 
-void Clearer::clear_value(double & field_value)
+void Clearer::clear_value(double & field_value, const FT & field_type)
 {
 	field_value = 0.0;
 }
 
-void Clearer::clear_value(long double & field_value)
+void Clearer::clear_value(long double & field_value, const FT & field_type)
 {
 	field_value = 0.0;
 }
 
-void Clearer::clear_value(pt::Date & field_value)
+void Clearer::clear_value(pt::Date & field_value, const FT & field_type)
 {
 	field_value.Clear();
 }
 
-void Clearer::clear_value(pt::Space & field_value)
+void Clearer::clear_value(pt::Space & field_value, const FT & field_type)
 {
 	field_value.clear();
 }
 
-void Clearer::clear_model(Model & field_value)
+void Clearer::clear_model(Model & field_value, const FT & field_type)
 {
 	field_value.clear();
 }

src/clearer.h

@@ -5,7 +5,7 @@
  */
 
 /*
- * Copyright (c) 2018-2021, Tomasz Sowa
+ * Copyright (c) 2018-2022, Tomasz Sowa
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -38,6 +38,7 @@
 #include <string>
 #include "date/date.h"
 #include "space/space.h"
+#include "ft.h"
 
 
 namespace morm
@@ -52,30 +53,30 @@ public:
 	Clearer();
 	virtual ~Clearer();
 
-	virtual void clear_value(char & field_value);
+	virtual void clear_value(char & field_value, const FT & field_type);
-	virtual void clear_value(unsigned char & field_value);
+	virtual void clear_value(unsigned char & field_value, const FT & field_type);
-	virtual void clear_value(wchar_t & field_value);
+	virtual void clear_value(wchar_t & field_value, const FT & field_type);
-	virtual void clear_value(std::wstring & field_value);
+	virtual void clear_value(std::wstring & field_value, const FT & field_type);
-	virtual void clear_value(std::string & field_value);
+	virtual void clear_value(std::string & field_value, const FT & field_type);
-	virtual void clear_value(bool & field_value);
+	virtual void clear_value(bool & field_value, const FT & field_type);
-	virtual void clear_value(short & field_value);
+	virtual void clear_value(short & field_value, const FT & field_type);
-	virtual void clear_value(unsigned short & field_value);
+	virtual void clear_value(unsigned short & field_value, const FT & field_type);
-	virtual void clear_value(int & field_value);
+	virtual void clear_value(int & field_value, const FT & field_type);
-	virtual void clear_value(unsigned int & field_value);
+	virtual void clear_value(unsigned int & field_value, const FT & field_type);
-	virtual void clear_value(long & field_value);
+	virtual void clear_value(long & field_value, const FT & field_type);
-	virtual void clear_value(unsigned long & field_value);
+	virtual void clear_value(unsigned long & field_value, const FT & field_type);
-	virtual void clear_value(long long & field_value);
+	virtual void clear_value(long long & field_value, const FT & field_type);
-	virtual void clear_value(unsigned long long & field_value);
+	virtual void clear_value(unsigned long long & field_value, const FT & field_type);
-	virtual void clear_value(float & field_value);
+	virtual void clear_value(float & field_value, const FT & field_type);
-	virtual void clear_value(double & field_value);
+	virtual void clear_value(double & field_value, const FT & field_type);
-	virtual void clear_value(long double & field_value);
+	virtual void clear_value(long double & field_value, const FT & field_type);
-	virtual void clear_value(pt::Date & field_value);
+	virtual void clear_value(pt::Date & field_value, const FT & field_type);
-	virtual void clear_value(pt::Space & field_value);
+	virtual void clear_value(pt::Space & field_value, const FT & field_type);
 
-	virtual void clear_model(Model & field_value);
+	virtual void clear_model(Model & field_value, const FT & field_type);
 
 	template<typename ModelContainer, typename ModelContainerType, typename IsContainerByValueRenameMe>
-	void clear_container(ModelContainer & container, ModelContainerType * model_container_type, IsContainerByValueRenameMe * foo)
+	void clear_container(ModelContainer & container, ModelContainerType * model_container_type, IsContainerByValueRenameMe * foo, const FT & field_type)
 	{
 		if constexpr (std::is_base_of<Model, ModelContainerType>())
 		{

src/ft.h

@@ -64,6 +64,7 @@ public:
 		json = 2048,
 		space = 4096,
 		pretty_print = 8192,
+		numeric = 16384,
 	};
 
 	/*
@@ -176,6 +177,11 @@ public:
 		return is_flag_set(pretty_print);
 	}
 
+	bool is_numeric() const
+	{
+		return is_flag_set(numeric);
+	}
+
 };
 
 }

src/model.cpp

@@ -1486,13 +1486,13 @@ void Model::field_model_generate_db_sql(const wchar_t * db_field_name, Model & f
 }
 
 
-void Model::field_model_clear_values(Model & field_model)
+void Model::field_model_clear_values(Model & field_model, const FT & field_type)
 {
 	Clearer * clearer = model_connector->get_clearer();
 
 	if( clearer )
 	{
-		clearer->clear_model(field_model);
+		clearer->clear_model(field_model, field_type);
 	}
 }
 
@@ -1571,7 +1571,7 @@ void Model::field_model(const wchar_t * db_field_name, const wchar_t * flat_fiel
 
 		if( model_env->model_work_mode == MORM_MODEL_WORK_MODE_CLEARING_VALUE )
 		{
-			field_model_clear_values(field_model);
+			field_model_clear_values(field_model, field_type);
 		}
 
 		if( model_env->model_work_mode == MORM_MODEL_WORK_MODE_GET_FIELD_MODEL )

src/model.h

@@ -754,7 +754,7 @@ protected:
 
 		if( clearer )
 		{
-			clearer->clear_value(field_value);
+			clearer->clear_value(field_value, field_type);
 		}
 	}
 
@@ -1050,7 +1050,7 @@ protected:
 	void field_model_iterate_through_childs(Model & field_model, const FT & field_type);
 	void field_model_generate_flat_string(const wchar_t * flat_field_name, Model & field_model, const FT & field_type);
 	void field_model_generate_db_sql(const wchar_t * db_field_name, Model & field_model, const FT & field_type);
-	void field_model_clear_values(Model & field_model);
+	void field_model_clear_values(Model & field_model, const FT & field_type);
 	void field_model_read_values_from_queryresult(const wchar_t * db_field_name, Model & field_model, const FT & field_type);
 	void field_model(const wchar_t * db_field_name, const wchar_t * flat_field_name, Model & field_model, const FT & field_type);
 	void field_model(const wchar_t * db_field_name, const wchar_t * flat_field_name, Model * field_model, const FT & field_type);
@@ -1180,13 +1180,13 @@ protected:
 
 
 	template<typename ModelContainer, typename ModelContainerType, typename IsContainerByValueRenameMe>
-	void field_list_clearing_values(ModelContainer & field_container, ModelContainerType * model_container_type, IsContainerByValueRenameMe * foo)
+	void field_list_clearing_values(ModelContainer & field_container, ModelContainerType * model_container_type, IsContainerByValueRenameMe * foo, const FT & field_type)
 	{
 		Clearer * clearer = model_connector->get_clearer();
 
 		if( clearer )
 		{
-			clearer->clear_container(field_container, model_container_type, foo);
+			clearer->clear_container(field_container, model_container_type, foo, field_type);
 		}
 	}
 
@@ -1412,7 +1412,7 @@ protected:
 
 			if( model_env->model_work_mode == MORM_MODEL_WORK_MODE_CLEARING_VALUE )
 			{
-				field_list_clearing_values(field_container, model_container_type, foo);
+				field_list_clearing_values(field_container, model_container_type, foo, field_type);
 			}
 
 			if( model_env->model_work_mode == MORM_MODEL_WORK_MODE_PROPAGATE_SAVE_STATUS )

src/postgresqlexpression.cpp

@@ -52,6 +52,11 @@ void PostgreSQLExpression::before_field_value_string(const FT & field_type)
 		(*out_stream) << "'";
 	}
 	else
+	if( field_type.is_numeric() )
+	{
+		(*out_stream) << "'";
+	}
+	else
 	{
 		(*out_stream) << "E'";
 	}