OnHead is simple plugin, which allows you place any blocks on your head!
In auto-generated file config.yml is this
disabledID: - 7 messages: disMsg: You cannot placed this block on your head! useMsg: Block was placed on your head
Message disMsg is showed when you try to place disabled block on your head and message useMsg is showed when you place block on your head. disabledID is the id of the block, which is disabled!
Command to take block to head is /onhead, permission to this command is OnHead.use . If player has permission OnHead.disIgnore or player is op, plugin ignoring disabled block for this player.