1 files changed, 255 insertions, 0 deletions

diff --git a/src/FurnaceRecipe.cpp b/src/FurnaceRecipe.cpp
new file mode 100644
index 000000000..2e2276981
--- /dev/null
+++ b/src/FurnaceRecipe.cpp
@@ -0,0 +1,255 @@
+
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "FurnaceRecipe.h"
+#include "Item.h"
+
+#include <fstream>
+#include <sstream>
+
+
+
+
+
+typedef std::list< cFurnaceRecipe::Recipe > RecipeList;
+typedef std::list< cFurnaceRecipe::Fuel > FuelList;
+
+
+
+
+
+struct cFurnaceRecipe::sFurnaceRecipeState
+{
+	RecipeList Recipes;
+	FuelList Fuel;
+};
+
+
+
+
+
+cFurnaceRecipe::cFurnaceRecipe()
+	: m_pState( new sFurnaceRecipeState )
+{
+	ReloadRecipes();
+}
+
+
+
+
+
+cFurnaceRecipe::~cFurnaceRecipe()
+{
+	ClearRecipes();
+	delete m_pState;
+}
+
+
+
+
+
+void cFurnaceRecipe::ReloadRecipes(void)
+{
+	ClearRecipes();
+	LOGD("Loading furnace recipes...");
+
+	std::ifstream f;
+	char a_File[] = "furnace.txt";
+	f.open(a_File, std::ios::in);
+	std::string input;
+
+	if (!f.good())
+	{
+		f.close();
+		LOG("Could not open the furnace recipes file \"%s\"", a_File);
+		return;
+	}
+
+	// TODO: Replace this messy parse with a high-level-structured one (ReadLine / ProcessLine)
+	bool bSyntaxError = false;
+	while (f.good())
+	{
+		char c;
+
+		//////////////////////////////////////////////////////////////////////////
+		// comments
+		f >> c;
+		f.unget();
+		if( c == '#' )
+		{
+			while( f.good() && c != '\n' )
+			{
+				f.get( c );
+			}
+			continue;
+		}
+
+
+		//////////////////////////////////////////////////////////////////////////
+		// Line breaks
+		f.get( c );
+		while( f.good() && ( c == '\n' || c == '\r' ) ) { f.get( c ); }
+		if (f.eof())
+		{
+			break;
+		}
+		f.unget();
+
+		//////////////////////////////////////////////////////////////////////////
+		// Check for fuel
+		f >> c;
+		if( c == '!' ) // It's fuel :)
+		{
+			// Read item
+			int IItemID = 0, IItemCount = 0, IItemHealth = 0;
+			f >> IItemID;
+			f >> c; if( c != ':' ) { bSyntaxError = true; break; }
+			f >> IItemCount;
+
+			// Optional health
+			f >> c; 
+			if( c != ':' ) 
+				f.unget();
+			else
+			{
+				f >> IItemHealth;
+			}
+
+			// Burn time
+			int BurnTime;
+			f >> c; if( c != '=' ) { bSyntaxError = true; break; }
+			f >> BurnTime;
+
+			// Add to fuel list
+			Fuel F;
+			F.In = new cItem( (ENUM_ITEM_ID) IItemID, (char)IItemCount, (short)IItemHealth );
+			F.BurnTime = BurnTime;
+			m_pState->Fuel.push_back( F );
+			continue;
+		}
+		f.unget();
+
+		//////////////////////////////////////////////////////////////////////////
+		// Read items
+		int IItemID = 0, IItemCount = 0, IItemHealth = 0;
+		f >> IItemID;
+		f >> c; if( c != ':' ) { bSyntaxError = true; break; }
+		f >> IItemCount;
+
+		// Optional health
+		f >> c; 
+		if( c != ':' ) 
+			f.unget();
+		else
+		{
+			f >> IItemHealth;
+		}
+
+		int CookTime;
+		f >> c; if( c != '@' ) { bSyntaxError = true; break; }
+		f >> CookTime;
+
+		int OItemID = 0, OItemCount = 0, OItemHealth = 0;
+		f >> c; if( c != '=' ) { bSyntaxError = true; break; }
+		f >> OItemID;
+		f >> c; if( c != ':' ) { bSyntaxError = true; break; }
+		f >> OItemCount;
+
+		// Optional health
+		f >> c; 
+		if( c != ':' ) 
+			f.unget();
+		else
+		{
+			f >> OItemHealth;
+		}
+
+		// Add to recipe list
+		Recipe R;
+		R.In = new cItem( (ENUM_ITEM_ID)IItemID, (char)IItemCount, (short)IItemHealth );
+		R.Out = new cItem( (ENUM_ITEM_ID)OItemID, (char)OItemCount, (short)OItemHealth );
+		R.CookTime = CookTime;
+		m_pState->Recipes.push_back( R );
+	}
+	if (bSyntaxError)
+	{
+		LOGERROR("ERROR: FurnaceRecipe, syntax error" );
+	}
+	LOG("Loaded %u furnace recipes and %u fuels", m_pState->Recipes.size(), m_pState->Fuel.size());
+}
+
+
+
+
+
+void cFurnaceRecipe::ClearRecipes(void)
+{
+	for (RecipeList::iterator itr = m_pState->Recipes.begin(); itr != m_pState->Recipes.end(); ++itr)
+	{
+		Recipe R = *itr;
+		delete R.In;
+		delete R.Out;
+	}
+	m_pState->Recipes.clear();
+
+	for (FuelList::iterator itr = m_pState->Fuel.begin(); itr != m_pState->Fuel.end(); ++itr)
+	{
+		Fuel F = *itr;
+		delete F.In;
+	}
+	m_pState->Fuel.clear();
+}
+
+
+
+
+
+const cFurnaceRecipe::Recipe * cFurnaceRecipe::GetRecipeFrom(const cItem & a_Ingredient) const
+{
+	const Recipe * BestRecipe = 0;
+	for (RecipeList::const_iterator itr = m_pState->Recipes.begin(); itr != m_pState->Recipes.end(); ++itr)
+	{
+		const Recipe & R = *itr;
+		if ((R.In->m_ItemType == a_Ingredient.m_ItemType) && (R.In->m_ItemCount <= a_Ingredient.m_ItemCount))
+		{
+			if (BestRecipe && (BestRecipe->In->m_ItemCount > R.In->m_ItemCount))
+			{
+				continue;
+			}
+			else
+			{
+				BestRecipe = &R;
+			}
+		}
+	}
+	return BestRecipe;
+}
+
+
+
+
+
+int cFurnaceRecipe::GetBurnTime(const cItem & a_Fuel) const
+{
+	int BestFuel = 0;
+	for (FuelList::const_iterator itr = m_pState->Fuel.begin(); itr != m_pState->Fuel.end(); ++itr)
+	{
+		const Fuel & F = *itr;
+		if ((F.In->m_ItemType == a_Fuel.m_ItemType) && (F.In->m_ItemCount <= a_Fuel.m_ItemCount))
+		{
+			if (BestFuel > 0 && (BestFuel > F.BurnTime))
+			{
+				continue;
+			}
+			else
+			{
+				BestFuel = F.BurnTime;
+			}
+		}
+	}
+	return BestFuel;
+}
+
+
+
+