fix tags

Author: mr-exz

app/controllers/keys_controller.rb

@@ -147,11 +147,10 @@ def create
   def update
     save_file if key_params[:file]
     respond_to do |format|
-
       self.update_wishlist
 
-      if @key.update(params[:vault_key])
-        @key.tags = Vault::Tag.create_from_string(key_params[:tags])
+      if @key.update(key_params)
+        @key.tags = key_params[:tags]
         format.html { redirect_to project_keys_path(@project), notice: t('notice.key.update.success') }
       else
         format.html { render action: 'edit' }

app/models/vault/key.rb

@@ -4,10 +4,12 @@ module Vault
 
   class Vault::Key < ActiveRecord::Base
     belongs_to :project
-    has_and_belongs_to_many :tags
+    has_and_belongs_to_many :tags, join_table: 'keys_vault_tags'
 
     def tags=(tags_string)
-     @tags = Vault::Tag.create_from_string(tags_string)
+      tag_objects = Vault::Tag.create_from_string(tags_string)
+      self.tags.clear
+      self.tags << tag_objects
     end
 
     def encrypt!

app/models/vault/tag.rb

@@ -1,7 +1,7 @@
 module Vault
   class Tag < ActiveRecord::Base
     self.table_name = 'vault_tags'
-    has_and_belongs_to_many :keys
+    has_and_belongs_to_many :keys, join_table: 'keys_vault_tags'
 
     validates :name, presence: true, uniqueness: true
     validates :color, presence: true