Made splash options abide by PVP settings. Fixes BUKKIT-542

src/main/java/net/minecraft/server/EntityPotion.java

@@ -93,6 +93,13 @@ public class EntityPotion extends EntityProjectile {
                                 MobEffect mobeffect = (MobEffect) iterator1.next();
                                 int i = mobeffect.getEffectId();
 
+                                // CraftBukkit start - abide by PVP settings
+                                if (!this.world.pvpMode && entity instanceof EntityPlayer && entity != this.shooter) {
+                                    // Block SLOWER_MOVEMENT, SLOWER_DIG, HARM, BLINDNESS, HUNGER, WEAKNESS and POISON potions
+                                    if (i == 2 || i == 4 || i == 7 || i == 15 || i == 17 || i == 18 || i == 19) continue;
+                                }
+                                // CraftBukkit end
+
                                 if (MobEffectList.byId[i].b()) {
                                     MobEffectList.byId[i].a(this.shooter, (EntityLiving) entity, mobeffect.getAmplifier(), d1, this); // CraftBukkit - added 'this'
                                 } else {