provision setup

app/controllers/application_controller.rb

@@ -3,18 +3,60 @@ class ApplicationController < ActionController::Base
   #before_action :check_installation
   protect_from_forgery with: :exception
 
+  # lookup domain for db from  provision
+  before_action :lookup_domain
+
   helper_method :current_company,:current_login_employee,:current_user
    # alias_method :current_user, :current_login_employee,:current_user
   #this is base api base controller to need to inherit.
   #all token authentication must be done here
   #response format must be set to JSON
 
+  def lookup_domain
+    # if request.subdomain.present? && request.subdomain != "www"
+      @license = current_license(ENV["SX_PROVISION_URL"], request.subdomain.downcase)
+      if (!@license.nil?)
+        # logger.info "Location - " + @license.name
+        ActiveRecord::Base.establish_connection(website_connection(@license))
+        # logger.info "Connecting to - " + @license.subdomain + " - "+ @license.dbhost + "@" + @license.dbschema
+      else
+        logger.info 'License is nil'
+        # redirect_to root_url(:host => request.domain) + "store_error"
+        render :json => [{ status: false, message: 'Invalid Access!'}]
+      end
+    # end
+  end
+
+  def current_license(url, key)
+    @license = License.new(url, key)
+
+    ##creating md5 hash
+    md5_hostname = Digest::MD5.new
+    md5key = md5_hostname.update(request.host)
+    if (@license.detail_with_local_cache(key, md5key.to_s) == true)
+    #if (@license.detail == true)
+
+      return @license
+    else
+      return nil
+    end
+  end
+
+  def website_connection(license)
+    default_connection.dup.update(:host => license.dbhost, :database => license.dbschema.to_s.downcase,
+    :username => license.dbusername, :password => license.dbpassword)
+
+  end
+
+  # Regular database.yml configuration hash
+  def default_connection
+    @default_config ||= ActiveRecord::Base.connection.instance_variable_get("@config").dup
+  end
 
   rescue_from CanCan::AccessDenied do |exception|
     flash[:warning] = exception.message
     redirect_to root_path
-  end
-
+  end  
 
   def current_user
     @current_user ||= Employee.find_by_token_session(session[:session_token]) if session[:session_token]
@@ -42,3 +84,6 @@ class ApplicationController < ActionController::Base
     end
   end
 end
+
+
+