allow snapshots to still publish saves, as long as they don't use new features

src/Config.h

@@ -33,6 +33,11 @@
 #ifndef MOD_ID
 #define MOD_ID 0
 #endif
+
+#ifdef SNAPSHOT
+#define FUTURE_SAVE_VERSION 92
+#define FUTURE_MINOR_VERSION 0
+#endif
 //VersionInfoEnd
 
 //#define IGNORE_UPDATES //uncomment this for mods, to not get any update notifications

src/client/Client.cpp

@@ -991,6 +991,13 @@ RequestStatus Client::UploadSave(SaveInfo & save)
 			lastError = "Cannot upload game save";
 			return RequestFailure;
 		}
+#ifdef SNAPSHOT
+		else if (save.gameSave->fromNewerVersion && save.GetPublished())
+		{
+			lastError = "Cannot publish save";
+			return RequestFailure;
+		}
+#endif
 
 		char *saveName = new char[save.GetName().length() + 1];
 		std::strcpy (saveName, save.GetName().c_str());

src/client/GameSave.cpp

@@ -740,7 +740,11 @@ void GameSave::readOPS(char * data, int dataLength)
 							fprintf(stderr, "Wrong type for %s\n", bson_iterator_key(&iter));
 					}
 				}
+#ifdef SNAPSHOT
+				if (major > FUTURE_SAVE_VERSION || (major == FUTURE_SAVE_VERSION && minor > FUTURE_MINOR_VERSION))
+#else
 				if (major > SAVE_VERSION || (major == SAVE_VERSION && minor > MINOR_VERSION))
+#endif
 				{
 					std::stringstream errorMessage;
 					errorMessage << "Save from a newer version: Requires version " << major << "." << minor;
@@ -2123,6 +2127,13 @@ char * GameSave::serialiseOPS(unsigned int & dataLength)
 				{
 					RESTRICTVERSION(91, 5);
 				}
+#ifdef SNAPSHOT
+				if (particles[i].type == PT_E180 || particles[i].type == PT_E181)
+				{
+					RESTRICTVERSION(92, 0);
+					fromNewerVersion = true;
+				}
+#endif
 
 				//Get the pmap entry for the next particle in the same position
 				i = partsPosLink[i];

src/simulation/elements/180.cpp

@@ -8,7 +8,7 @@ Element_E180::Element_E180()
 	Colour = PIXPACK(0xCB6351);
 	MenuVisible = 1;
 	MenuSection = SC_SOLIDS;
-#ifdef DEBUG
+#if defined(DEBUG) || defined(SNAPSHOT)
 	Enabled = 1;
 #else
 	Enabled = 0;

src/simulation/elements/181.cpp

@@ -7,7 +7,7 @@ Element_E181::Element_E181()
 	Colour = PIXPACK(0xF0F0A0);
 	MenuVisible = 1;
 	MenuSection = SC_POWDERS;
-#ifdef DEBUG
+#if defined(DEBUG) || defined(SNAPSHOT)
 	Enabled = 1;
 #else
 	Enabled = 0;