Implement the cancan filters for diary entries

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

diff --git a/app/controllers/diary_entry_controller.rb b/app/controllers/diary_entry_controller.rb
index a3378a4c9c7d2886af91ea5bcd3b488b79228153..ff875899030b287138170ddd09727e5c4ea480a3 100644 (file)
--- a/app/controllers/diary_entry_controller.rb
+++ b/app/controllers/diary_entry_controller.rb
@@ -3,13 +3,15 @@ class DiaryEntryController < ApplicationController
 
   before_action :authorize_web
   before_action :set_locale
-  before_action :require_user, :only => [:new, :edit, :comment, :hide, :hidecomment, :subscribe, :unsubscribe]
+
+  authorize_resource
+
   before_action :lookup_user, :only => [:view, :comments]
   before_action :check_database_readable
   before_action :check_database_writable, :only => [:new, :edit, :comment, :hide, :hidecomment, :subscribe, :unsubscribe]
-  before_action :require_administrator, :only => [:hide, :hidecomment]
   before_action :allow_thirdparty_images, :only => [:new, :edit, :list, :view, :comments]
 
+
   def new
     @title = t "diary_entry.new.title"
 
@@ -155,9 +157,9 @@ class DiaryEntryController < ApplicationController
 
       if user
         @entries = user.diary_entries
-        @title = I18n.t("diary_entry.feed.user.title", :user => user.display_name)
-        @description = I18n.t("diary_entry.feed.user.description", :user => user.display_name)
-        @link = "#{SERVER_PROTOCOL}://#{SERVER_URL}/user/#{user.display_name}/diary"
+        @title = t("diary_entry.feed.user.title", :user => user.display_name)
+        @description = t("diary_entry.feed.user.description", :user => user.display_name)
+        @link = url_for :controller => "diary_entry", :action => "list", :display_name => user.display_name, :host => SERVER_URL, :protocol => SERVER_PROTOCOL
       else
         head :not_found
         return
@@ -167,13 +169,13 @@ class DiaryEntryController < ApplicationController
 
       if params[:language]
         @entries = @entries.where(:language_code => params[:language])
-        @title = I18n.t("diary_entry.feed.language.title", :language_name => Language.find(params[:language]).english_name)
-        @description = I18n.t("diary_entry.feed.language.description", :language_name => Language.find(params[:language]).english_name)
-        @link = "#{SERVER_PROTOCOL}://#{SERVER_URL}/diary/#{params[:language]}"
+        @title = t("diary_entry.feed.language.title", :language_name => Language.find(params[:language]).english_name)
+        @description = t("diary_entry.feed.language.description", :language_name => Language.find(params[:language]).english_name)
+        @link = url_for :controller => "diary_entry", :action => "list", :language => params[:language], :host => SERVER_URL, :protocol => SERVER_PROTOCOL
       else
-        @title = I18n.t("diary_entry.feed.all.title")
-        @description = I18n.t("diary_entry.feed.all.description")
-        @link = "#{SERVER_PROTOCOL}://#{SERVER_URL}/diary"
+        @title = t("diary_entry.feed.all.title")
+        @description = t("diary_entry.feed.all.description")
+        @link = url_for :controller => "diary_entry", :action => "list", :host => SERVER_URL, :protocol => SERVER_PROTOCOL
       end
     end
 
@@ -215,6 +217,22 @@ class DiaryEntryController < ApplicationController
 
   private
 
+  # This is required because, being a default-deny system, cancancan
+  # _cannot_ tell you the reason you were denied access; and so
+  # the "nice" feedback presenting next steps can't be gleaned from
+  # the exception
+  ##
+  # for the hide actions, require that the user is a administrator, or fill out
+  # a helpful error message and return them to the user page.
+  def deny_access(exception)
+    if current_user && exception.action.in?([:hide, :hidecomment])
+      flash[:error] = t("user.filter.not_an_administrator")
+      redirect_to :action => "view"
+    else
+      super
+    end
+  end
+
   ##
   # return permitted diary entry parameters
   def entry_params
@@ -229,15 +247,6 @@ class DiaryEntryController < ApplicationController
     params.require(:diary_comment).permit(:body)
   end
 
-  ##
-  # require that the user is a administrator, or fill out a helpful error message
-  # and return them to the user page.
-  def require_administrator
-    unless current_user.administrator?
-      flash[:error] = t("user.filter.not_an_administrator")
-      redirect_to :action => "view"
-    end
-  end
 
   ##
   # decide on a location for the diary entry map