Backup old mod configs & replace with new.

src/main/java/com/gmail/nossr50/config/mods/CustomArmorConfig.java

@@ -18,6 +18,8 @@ import com.gmail.nossr50.skills.repair.repairables.RepairableFactory;
 public class CustomArmorConfig extends ConfigLoader {
     private static CustomArmorConfig instance;
 
+    private boolean needsUpdate = false;
+
     private List<Repairable> repairables;
 
     private List<Material> customBoots       = new ArrayList<Material>();
@@ -50,12 +52,19 @@ public class CustomArmorConfig extends ConfigLoader {
     protected void loadKeys() {
         repairables = new ArrayList<Repairable>();
 
+        while (!needsUpdate) {
             loadArmor("Boots", customBoots);
             loadArmor("Chestplates", customChestplates);
             loadArmor("Helmets", customHelmets);
             loadArmor("Leggings", customLeggings);
         }
 
+        if (needsUpdate) {
+            needsUpdate = false;
+            backup();
+        }
+    }
+
     private void loadArmor(String armorType, List<Material> materialList) {
         ConfigurationSection armorSection = config.getConfigurationSection(armorType);
 
@@ -66,6 +75,11 @@ public class CustomArmorConfig extends ConfigLoader {
         Set<String> armorConfigSet = armorSection.getKeys(false);
 
         for (String armorName : armorConfigSet) {
+            if (config.contains(armorType + "." + armorName + "." + ".ID")) {
+                needsUpdate = true;
+                return;
+            }
+
             Material armorMaterial = Material.matchMaterial(armorName);
 
             if (armorMaterial == null) {

src/main/java/com/gmail/nossr50/config/mods/CustomBlockConfig.java

@@ -16,6 +16,8 @@ import com.gmail.nossr50.datatypes.mods.CustomBlock;
 public class CustomBlockConfig extends ConfigLoader {
     private static CustomBlockConfig instance;
 
+    private boolean needsUpdate = false;
+
     private List<MaterialData> customExcavationBlocks  = new ArrayList<MaterialData>();
     private List<MaterialData> customHerbalismBlocks   = new ArrayList<MaterialData>();
     private List<MaterialData> customMiningBlocks      = new ArrayList<MaterialData>();
@@ -42,6 +44,7 @@ public class CustomBlockConfig extends ConfigLoader {
 
     @Override
     protected void loadKeys() {
+        while (!needsUpdate) {
             loadBlocks("Excavation", customExcavationBlocks);
             loadBlocks("Herbalism", customHerbalismBlocks);
             loadBlocks("Mining", customMiningBlocks);
@@ -49,6 +52,12 @@ public class CustomBlockConfig extends ConfigLoader {
             loadBlocks("Ability_Blocks", customAbilityBlocks);
         }
 
+        if (needsUpdate) {
+            needsUpdate = false;
+            backup();
+        }
+    }
+
     private void loadBlocks(String skillType, List<MaterialData> blockList) {
         ConfigurationSection skillSection = config.getConfigurationSection(skillType);
 
@@ -59,6 +68,11 @@ public class CustomBlockConfig extends ConfigLoader {
         Set<String> skillConfigSet = skillSection.getKeys(false);
 
         for (String blockName : skillConfigSet) {
+            if (config.contains(skillType + "." + blockName + "." + ".ID")) {
+                needsUpdate = true;
+                return;
+            }
+
             String[] blockInfo = blockName.split("[|]");
 
             Material blockMaterial = Material.matchMaterial(blockInfo[0]);

src/main/java/com/gmail/nossr50/config/mods/CustomEntityConfig.java

@@ -32,6 +32,11 @@ public class CustomEntityConfig extends ConfigLoader {
 
     @Override
     protected void loadKeys() {
+        if (config.getConfigurationSection("Hostile") != null) {
+            backup();
+            return;
+        }
+
         for (String entityName : config.getKeys(false)) {
             Class<?> clazz = null;
             String className = config.getString(entityName + ".Class", "");

src/main/java/com/gmail/nossr50/config/mods/CustomToolConfig.java

@@ -19,6 +19,9 @@ import com.gmail.nossr50.skills.repair.repairables.RepairableFactory;
 
 public class CustomToolConfig extends ConfigLoader {
     private static CustomToolConfig instance;
+
+    private boolean needsUpdate = false;
+
     private List<Repairable> repairables;
 
     private List<Material> customAxes     = new ArrayList<Material>();
@@ -55,6 +58,7 @@ public class CustomToolConfig extends ConfigLoader {
     protected void loadKeys() {
         repairables = new ArrayList<Repairable>();
 
+        while (!needsUpdate) {
             loadTool("Axes", customAxes);
             loadTool("Bows", customBows);
             loadTool("Hoes", customHoes);
@@ -63,6 +67,12 @@ public class CustomToolConfig extends ConfigLoader {
             loadTool("Swords", customSwords);
         }
 
+        if (needsUpdate) {
+            needsUpdate = false;
+            backup();
+        }
+    }
+
     private void loadTool(String toolType, List<Material> materialList) {
         ConfigurationSection toolSection = config.getConfigurationSection(toolType);
 
@@ -73,6 +83,11 @@ public class CustomToolConfig extends ConfigLoader {
         Set<String> toolConfigSet = toolSection.getKeys(false);
 
         for (String toolName : toolConfigSet) {
+            if (config.contains(toolType + "." + toolName + "." + ".ID")) {
+                needsUpdate = true;
+                return;
+            }
+
             Material toolMaterial = Material.matchMaterial(toolName);
 
             if (toolMaterial == null) {