Replace signature function with generic catchall

1 files changed, 10 insertions, 40 deletions

diff --git a/src/helpers.cr b/src/helpers.cr
index 9ce527a7..d3c89e03 100644
--- a/src/helpers.cr
+++ b/src/helpers.cr
@@ -175,54 +175,24 @@ def search(query, client)
   end
 end
 
-def swap(a, b)
+def splice(a, b)
   c = a[0]
   a[0] = a[b % a.size]
   a[b % a.size] = c
   return a
 end
 
-def decrypt_signature(a, base)
+def decrypt_signature(a)
   a = a.split("")
 
-  case base
-  when "vflG9lb96"
-    a = swap(a, 26)
-    a.reverse!
-    a = swap(a, 8)
-    a = swap(a, 61)
-  when "vflxuxnEY"
-    a.delete_at(0..2)
-    a.reverse!
-    c = a[0]
-    a[0] = a[49 % a.size]
-    a[49] = c
-  when "vflAXQwEj"
-    a = swap(a, 26)
-    a.reverse!
-    a = swap(a, 8)
-    a = swap(a, 61)
-  when "vflNpPGQq"
-    a = swap(a, 26)
-    a.reverse!
-    a = swap(a, 8)
-    a = swap(a, 61)
-  when "vflCCoUi2"
-    a = swap(a, 26)
-    a.reverse!
-    a = swap(a, 8)
-    a = swap(a, 61)
-  when "vflg4IfMn"
-    a = swap(a, 6)
-    a = swap(a, 64)
-    a = swap(a, 25)
-    a = swap(a, 53)
-    a.delete_at(0..1)
-    a.reverse!
-    a.delete_at(0..2)
-  else
-    raise "Could not decrypt signature for player #{base}"
-  end
+  a.delete_at(0..1)
+  a = splice(a, 2)
+  a = splice(a, 51)
+  a = splice(a, 9)
+  a.delete_at(0..1)
+  a.reverse!
+  a = splice(a, 15)
+  a.delete_at(0..2)
 
   return a.join("")
 end