Check slots before modification

2 files changed, 15 insertions, 2 deletions

diff --git a/RoughlyEnoughItems-runtime/build.gradle b/RoughlyEnoughItems-runtime/build.gradle
index 870d044d0..7e31ac1a0 100644
--- a/RoughlyEnoughItems-runtime/build.gradle
+++ b/RoughlyEnoughItems-runtime/build.gradle
@@ -9,6 +9,6 @@ loom {
 }
 
 dependencies {
-    compile project(path: ':RoughlyEnoughItems-api', configuration: 'dev')
+    compileOnly project(path: ':RoughlyEnoughItems-api', configuration: 'dev')
     modCompileOnly("alexiil.mc.lib:libblockattributes-fluids:0.8.3-pre.3")
 }
\ No newline at end of file
diff --git a/RoughlyEnoughItems-runtime/src/main/java/me/shedaniel/rei/server/InputSlotCrafter.java b/RoughlyEnoughItems-runtime/src/main/java/me/shedaniel/rei/server/InputSlotCrafter.java
index 9e51a158d..c26068f1d 100644
--- a/RoughlyEnoughItems-runtime/src/main/java/me/shedaniel/rei/server/InputSlotCrafter.java
+++ b/RoughlyEnoughItems-runtime/src/main/java/me/shedaniel/rei/server/InputSlotCrafter.java
@@ -109,6 +109,10 @@ public class InputSlotCrafter<C extends Container> implements RecipeGridAligner<
                 }
                 
                 takenStack.setCount(1);
+                if (!slot.canPlace(takenStack)) {
+                    return;
+                }
+                
                 if (slot.getItemStack().isEmpty()) {
                     slot.setItemStack(takenStack);
                 } else {
@@ -161,13 +165,22 @@ public class InputSlotCrafter<C extends Container> implements RecipeGridAligner<
     }
     
     public int method_7371(ItemStack itemStack) {
+        boolean rejectedModification = false;
         for (int i = 0; i < inventoryStacks.size(); i++) {
             ItemStack itemStack1 = this.inventoryStacks.get(i).getItemStack();
             if (!itemStack1.isEmpty() && areItemsEqual(itemStack, itemStack1) && !itemStack1.isDamaged() && !itemStack1.isEnchanted() && !itemStack1.hasCustomHoverName()) {
-                return i;
+                if (!this.inventoryStacks.get(i).allowModification(player)) {
+                    rejectedModification = true;
+                } else {
+                    return i;
+                }
             }
         }
         
+        if (rejectedModification) {
+            throw new IllegalStateException("Unable to take item from inventory due to slot not allowing modification! Item requested: " + itemStack);
+        }
+        
         return -1;
     }