Refactor: Change the different find_object filters to share a common method.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@3597 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/application_controller.rb

@@ -176,6 +176,20 @@ class ApplicationController < ActionController::Base
     render_404
   end
 
+  def find_model_object
+    model = self.class.read_inheritable_attribute('model_object')
+    if model
+      @object = model.find(params[:id])
+      self.instance_variable_set('@' + controller_name.singularize, @object) if @object
+    end
+  rescue ActiveRecord::RecordNotFound
+    render_404
+  end
+
+  def self.model_object(model)
+    write_inheritable_attribute('model_object', model)
+  end
+    
   # make sure that the user is a member of the project (or admin) if project is private
   # used as a before_filter for actions that do not require any particular permission on the project
   def check_project_privacy

app/controllers/documents_controller.rb

@@ -17,8 +17,9 @@
 
 class DocumentsController < ApplicationController
   default_search_scope :documents
+  model_object Document
   before_filter :find_project, :only => [:index, :new]
-  before_filter :find_document, :except => [:index, :new]
+  before_filter :find_model_object, :except => [:index, :new]
   before_filter :find_project_from_association, :except => [:index, :new]
   before_filter :authorize
   
@@ -82,10 +83,4 @@ private
   rescue ActiveRecord::RecordNotFound
     render_404
   end
-
-  def find_document
-    @document = @object = Document.find(params[:id])
-  rescue ActiveRecord::RecordNotFound
-    render_404
-  end
 end

app/controllers/issue_categories_controller.rb

@@ -17,7 +17,8 @@
 
 class IssueCategoriesController < ApplicationController
   menu_item :settings
-  before_filter :find_category, :except => :new
+  model_object IssueCategory
+  before_filter :find_model_object, :except => :new
   before_filter :find_project_from_association, :except => :new
   before_filter :find_project, :only => :new
   before_filter :authorize
@@ -73,10 +74,11 @@ class IssueCategoriesController < ApplicationController
   end
 
 private
-  def find_category
-    @category = @object = IssueCategory.find(params[:id])
-  rescue ActiveRecord::RecordNotFound
-    render_404
+  # Wrap ApplicationController's find_model_object method to set
+  # @category instead of just @issue_category
+  def find_model_object
+    super
+    @category = @object
   end    
   
   def find_project

app/controllers/members_controller.rb

@@ -16,7 +16,8 @@
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
 class MembersController < ApplicationController
-  before_filter :find_member, :except => [:new, :autocomplete_for_member]
+  model_object Member
+  before_filter :find_model_object, :except => [:new, :autocomplete_for_member]
   before_filter :find_project_from_association, :except => [:new, :autocomplete_for_member]
   before_filter :find_project, :only => [:new, :autocomplete_for_member]
   before_filter :authorize
@@ -74,10 +75,4 @@ class MembersController < ApplicationController
     render :layout => false
   end
 
-private
-  def find_member
-    @member = @object = Member.find(params[:id]) 
-  rescue ActiveRecord::RecordNotFound
-    render_404
-  end
 end

app/controllers/news_controller.rb

@@ -17,7 +17,8 @@
 
 class NewsController < ApplicationController
   default_search_scope :news
-  before_filter :find_news, :except => [:new, :index, :preview]
+  model_object News
+  before_filter :find_model_object, :except => [:new, :index, :preview]
   before_filter :find_project_from_association, :except => [:new, :index, :preview]
   before_filter :find_project, :only => [:new, :preview]
   before_filter :authorize, :except => [:index, :preview]
@@ -89,12 +90,6 @@ class NewsController < ApplicationController
   end
   
 private
-  def find_news
-    @news = @object = News.find(params[:id])
-  rescue ActiveRecord::RecordNotFound
-    render_404
-  end
-  
   def find_project
     @project = Project.find(params[:project_id])
   rescue ActiveRecord::RecordNotFound

app/controllers/versions_controller.rb

@@ -17,7 +17,8 @@
 
 class VersionsController < ApplicationController
   menu_item :roadmap
-  before_filter :find_version, :except => [:new, :close_completed]
+  model_object Version
+  before_filter :find_model_object, :except => [:new, :close_completed]
   before_filter :find_project_from_association, :except => [:new, :close_completed]
   before_filter :find_project, :only => [:new, :close_completed]
   before_filter :authorize
@@ -94,12 +95,6 @@ class VersionsController < ApplicationController
   end
 
 private
-  def find_version
-    @version = @object = Version.find(params[:id])
-  rescue ActiveRecord::RecordNotFound
-    render_404
-  end
-  
   def find_project
     @project = Project.find(params[:project_id])
   rescue ActiveRecord::RecordNotFound