Avoid showing table header when there are no results

[rails.git] / app / controllers / application_controller.rb

diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 616223a068c65a11df26afba4b1e0cc8451fa4d9..8adea79a4fadc7ae2c55c0df110927b3fb491e6d 100644 (file)
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -3,15 +3,18 @@ class ApplicationController < ActionController::Base
 
   protect_from_forgery :with => :exception
 
+  add_flash_types :warning, :error
+
   rescue_from CanCan::AccessDenied, :with => :deny_access
   check_authorization
 
   before_action :fetch_body
   around_action :better_errors_allow_inline, :if => proc { Rails.env.development? }
 
-  attr_accessor :current_user
+  attr_accessor :current_user, :oauth_token
 
   helper_method :current_user
+  helper_method :oauth_token
   helper_method :preferred_langauges
 
   private
@@ -56,7 +59,7 @@ class ApplicationController < ActionController::Base
   end
 
   def require_oauth
-    @oauth = current_user.access_token(Settings.oauth_key) if current_user && Settings.key?(:oauth_key)
+    @oauth_token = current_user.access_token(Settings.oauth_key) if current_user && Settings.key?(:oauth_key)
   end
 
   ##
@@ -111,9 +114,10 @@ class ApplicationController < ActionController::Base
   end
 
   def database_status
-    if Settings.status == "database_offline"
+    case Settings.status
+    when "database_offline"
       "offline"
-    elsif Settings.status == "database_readonly"
+    when "database_readonly"
       "readonly"
     else
       "online"
@@ -123,9 +127,10 @@ class ApplicationController < ActionController::Base
   def api_status
     status = database_status
     if status == "online"
-      if Settings.status == "api_offline"
+      case Settings.status
+      when "api_offline"
         status = "offline"
-      elsif Settings.status == "api_readonly"
+      when "api_readonly"
         status = "readonly"
       end
     end
@@ -211,26 +216,22 @@ class ApplicationController < ActionController::Base
   # asserts that the request method is the +method+ given as a parameter
   # or raises a suitable error. +method+ should be a symbol, e.g: :put or :get.
   def assert_method(method)
-    ok = request.send((method.to_s.downcase + "?").to_sym)
+    ok = request.send(:"#{method.to_s.downcase}?")
     raise OSM::APIBadMethodError, method unless ok
   end
 
   ##
   # wrap an api call in a timeout
-  def api_call_timeout
-    OSM::Timer.timeout(Settings.api_timeout, Timeout::Error) do
-      yield
-    end
+  def api_call_timeout(&block)
+    OSM::Timer.timeout(Settings.api_timeout, Timeout::Error, &block)
   rescue Timeout::Error
     raise OSM::APITimeoutError
   end
 
   ##
   # wrap a web page in a timeout
-  def web_timeout
-    OSM::Timer.timeout(Settings.web_timeout, Timeout::Error) do
-      yield
-    end
+  def web_timeout(&block)
+    OSM::Timer.timeout(Settings.web_timeout, Timeout::Error, &block)
   rescue ActionView::Template::Error => e
     e = e.cause
 
@@ -284,9 +285,10 @@ class ApplicationController < ActionController::Base
       :style_src => %w['unsafe-inline']
     )
 
-    if Settings.status == "database_offline" || Settings.status == "api_offline"
+    case Settings.status
+    when "database_offline", "api_offline"
       flash.now[:warning] = t("layouts.osm_offline")
-    elsif Settings.status == "database_readonly" || Settings.status == "api_readonly"
+    when "database_readonly", "api_readonly"
       flash.now[:warning] = t("layouts.osm_read_only")
     end
 
@@ -298,15 +300,13 @@ class ApplicationController < ActionController::Base
   end
 
   def preferred_editor
-    editor = if params[:editor]
-               params[:editor]
-             elsif current_user&.preferred_editor
-               current_user.preferred_editor
-             else
-               Settings.default_editor
-             end
-
-    editor
+    if params[:editor]
+      params[:editor]
+    elsif current_user&.preferred_editor
+      current_user.preferred_editor
+    else
+      Settings.default_editor
+    end
   end
 
   helper_method :preferred_editor