Disable button-based hovercast/global bindings on unit frames

diff --git a/Clique.lua b/Clique.lua
index d8bfa0b..a9528a2 100755
--- a/Clique.lua
+++ b/Clique.lua
@@ -327,7 +327,7 @@ function addon:GetClickAttributes(global)

     for idx, entry in ipairs(self.bindings) do
         if self:ShouldSetBinding(entry, global) then
-            local prefix, suffix = addon:GetBindingPrefixSuffix(entry)
+            local prefix, suffix = addon:GetBindingPrefixSuffix(entry, global)

             -- Set up help/harm bindings. The button value will be either a number,
             -- in the case of mouse buttons, otherwise it will be a string of
@@ -379,7 +379,6 @@ local B_CLR = [[self:ClearBinding(%q);]]

 -- This function will create two attributes, the first being a "setup keybindings"
 -- script and the second being a "clear keybindings" script.
-
 function addon:GetBindingAttributes(global)
     local set = {
     }
@@ -404,10 +403,24 @@ function addon:GetBindingAttributes(global)

     for idx, entry in ipairs(self.bindings) do
         if self:ShouldSetBinding(entry, global) and entry.key then
-            if not entry.key:match("BUTTON%d+$") then
+            local buttonNum = entry.key:match("BUTTON%d+$")
+
+            -- Button bindings cannot be bound in the global or hovercast
+            -- bind-sets. This is due to a limitation in the Blizzard API
+            -- and there does not appear to be any way around this
+
+            if buttonNum and global and entry.sets.hovercast or entry.sets.global then
+                -- Do NOT allow re-bindings of unmodified left/right-click
+                if entry.key ~= "BUTTON1" and entry.key ~= "BUTTON2" then
+                    local prefix, suffix = addon:GetBindingPrefixSuffix(entry, global)
+                    local key = entry.key
+
+                    set[#set + 1] = B_SET:format(key, suffix)
+                    clr[#clr + 1] = B_CLR:format(key)
+                end
+            else
                 -- This is a key binding, so we need a binding for it
-
-                local prefix, suffix = addon:GetBindingPrefixSuffix(entry)
+                local prefix, suffix = addon:GetBindingPrefixSuffix(entry, global)
                 local key = entry.key

                 if key == "DASH" then
diff --git a/Utils.lua b/Utils.lua
index 42ebd00..2880b1d 100644
--- a/Utils.lua
+++ b/Utils.lua
@@ -262,7 +262,7 @@ function addon:GetBindingInfoText(binding)
     end
 end

-function addon:GetBindingPrefixSuffix(binding)
+function addon:GetBindingPrefixSuffix(binding, global)
     if type(binding) ~= "table" or not binding.key then
         return "UNKNOWN", "UNKNOWN"
     end
@@ -274,12 +274,16 @@ function addon:GetBindingPrefixSuffix(binding)

     prefix = prefix:lower()

-    local button = suffix:match("^BUTTON(%d+)$")
-    if button then
-        suffix = button
+    local prefixKey = prefix:gsub("[%A]", "")
+    local buttonNum = suffix:match("^BUTTON(%d+)$")
+
+    if buttonNum and global then
+        suffix = "cliquemouse" .. tostring(prefixKey) .. tostring(buttonNum)
+        prefix = ""
+    elseif buttonNum then
+        suffix = buttonNum
     else
-        local mbid = (prefix .. suffix)
-        suffix = "cliquebutton" .. mbid
+        suffix = "cliquebutton" .. tostring(prefixKey) .. tostring(suffix)
         prefix = ""
     end