Adds permissions to let users edit and/or delete their messages (#854, patch by Markus Knittig with slight changes).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2019 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/messages_controller.rb

@@ -19,7 +19,7 @@ class MessagesController < ApplicationController
   menu_item :boards
   before_filter :find_board, :only => [:new, :preview]
   before_filter :find_message, :except => [:new, :preview]
-  before_filter :authorize, :except => :preview
+  before_filter :authorize, :except => [:preview, :edit, :destroy]
 
   verify :method => :post, :only => [ :reply, :destroy ], :redirect_to => { :action => :show }
   verify :xhr => true, :only => :quote
@@ -30,7 +30,7 @@ class MessagesController < ApplicationController
 
   # Show a topic and its replies
   def show
-    @replies = @topic.children
+    @replies = @topic.children.find(:all, :include => [:author, :attachments, {:board => :project}])
     @replies.reverse! if User.current.wants_comments_in_reverse_order?
     @reply = Message.new(:subject => "RE: #{@message.subject}")
     render :action => "show", :layout => false if request.xhr?
@@ -65,7 +65,8 @@ class MessagesController < ApplicationController
 
   # Edit a message
   def edit
-    if params[:message] && User.current.allowed_to?(:edit_messages, @project)
+    render_403 and return false unless @message.editable_by?(User.current)
+    if params[:message]
       @message.locked = params[:message]['locked']
       @message.sticky = params[:message]['sticky']
     end
@@ -78,6 +79,7 @@ class MessagesController < ApplicationController
   
   # Delete a messages
   def destroy
+    render_403 and return false unless @message.destroyable_by?(User.current)
     @message.destroy
     redirect_to @message.parent.nil? ?
       { :controller => 'boards', :action => 'show', :project_id => @project, :id => @board } :

app/models/message.rb

@@ -72,6 +72,14 @@ class Message < ActiveRecord::Base
     board.project
   end
 
+  def editable_by?(usr)
+    usr && usr.logged? && (usr.allowed_to?(:edit_messages, project) || (self.author == usr && usr.allowed_to?(:edit_own_messages, project)))
+  end
+
+  def destroyable_by?(usr)
+    usr && usr.logged? && (usr.allowed_to?(:delete_messages, project) || (self.author == usr && usr.allowed_to?(:delete_own_messages, project)))
+  end
+  
   private
   
   def add_author_as_watcher

app/views/messages/show.rhtml

@@ -4,8 +4,8 @@
 <div class="contextual">
     <%= watcher_tag(@topic, User.current) %>
     <%= link_to_remote_if_authorized l(:button_quote), { :url => {:action => 'quote', :id => @topic} }, :class => 'icon icon-comment' %>
-    <%= link_to_if_authorized l(:button_edit), {:action => 'edit', :id => @topic}, :class => 'icon icon-edit' %>
-    <%= link_to_if_authorized l(:button_delete), {:action => 'destroy', :id => @topic}, :method => :post, :confirm => l(:text_are_you_sure), :class => 'icon icon-del' %>
+    <%= link_to(l(:button_edit), {:action => 'edit', :id => @topic}, :class => 'icon icon-edit') if @message.editable_by?(User.current) %>
+    <%= link_to(l(:button_delete), {:action => 'destroy', :id => @topic}, :method => :post, :confirm => l(:text_are_you_sure), :class => 'icon icon-del') if @message.destroyable_by?(User.current) %>
 </div>
 
 <h2><%=h @topic.subject %></h2>
@@ -25,8 +25,8 @@
   <a name="<%= "message-#{message.id}" %>"></a>
   <div class="contextual">
     <%= link_to_remote_if_authorized image_tag('comment.png'), { :url => {:action => 'quote', :id => message} }, :title => l(:button_quote) %>
-    <%= link_to_if_authorized image_tag('edit.png'), {:action => 'edit', :id => message}, :title => l(:button_edit) %>
-    <%= link_to_if_authorized image_tag('delete.png'), {:action => 'destroy', :id => message}, :method => :post, :confirm => l(:text_are_you_sure), :title => l(:button_delete) %>
+    <%= link_to(image_tag('edit.png'), {:action => 'edit', :id => message}, :title => l(:button_edit)) if message.editable_by?(User.current) %>
+    <%= link_to(image_tag('delete.png'), {:action => 'destroy', :id => message}, :method => :post, :confirm => l(:text_are_you_sure), :title => l(:button_delete)) if message.destroyable_by?(User.current) %>
   </div>
   <div class="message reply">
   <h4><%=h message.subject %> - <%= authoring message.created_on, message.author %></h4>

lang/bg.yml

@@ -690,3 +690,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/ca.yml

@@ -691,3 +691,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/cs.yml

@@ -695,3 +695,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/da.yml

@@ -691,3 +691,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/de.yml

@@ -691,3 +691,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/en.yml

@@ -269,7 +269,9 @@ permission_manage_boards: Manage boards
 permission_view_messages: View messages
 permission_add_messages: Post messages
 permission_edit_messages: Edit messages
+permission_edit_own_messages: Edit own messages
 permission_delete_messages: Delete messages
+permission_delete_won_messages: Delete own messages
 
 project_module_issue_tracking: Issue tracking
 project_module_time_tracking: Time tracking

lang/es.yml

@@ -693,3 +693,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/fi.yml

@@ -690,3 +690,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/fr.yml

@@ -270,7 +270,9 @@ permission_manage_boards: Gérer les forums
 permission_view_messages: Voir les messages
 permission_add_messages: Poster un message
 permission_edit_messages: Modifier les messages
+permission_edit_own_messages: Modifier ses propres messages
 permission_delete_messages: Supprimer les messages
+permission_delete_won_messages: Supprimer ses propres messages
 
 project_module_issue_tracking: Suivi des demandes
 project_module_time_tracking: Suivi du temps passé

lang/he.yml

@@ -690,3 +690,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/hu.yml

@@ -691,3 +691,5 @@ permission_edit_own_issue_notes: Saját jegyzetek szerkesztése
 setting_gravatar_enabled: Felhasználói fényképek engedélyezése
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/it.yml

@@ -690,3 +690,5 @@ permission_edit_own_issue_notes: Modifica proprie note
 setting_gravatar_enabled: Usa icone utente Gravatar
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/ja.yml

@@ -691,3 +691,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/ko.yml

@@ -690,3 +690,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/lt.yml

@@ -692,3 +692,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/nl.yml

@@ -692,3 +692,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/no.yml

@@ -691,3 +691,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/pl.yml

@@ -725,3 +725,5 @@ setting_gravatar_enabled: Używaj ikon użytkowników Gravatar
 
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/pt-br.yml

@@ -691,3 +691,5 @@ permission_edit_own_issue_notes: Editar próprias notas
 setting_gravatar_enabled: Usar ícones do Gravatar
 label_example: Exemplo
 text_repository_usernames_mapping: "Seleciona ou atualiza os usuários do Redmine mapeando para cada usuário encontrado no log do repositório.\nUsuários com o mesmo login ou email no Redmine e no repositório serão mapeados automaticamente."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/pt.yml

@@ -692,3 +692,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/ro.yml

@@ -690,3 +690,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/ru.yml

@@ -723,3 +723,5 @@ text_user_wrote: '%s написал(а):'
 text_wiki_destroy_confirmation: Вы уверены, что хотите удалить данную Wiki и все ее содержимое?
 text_workflow_edit: Выберите роль и трекер для редактирования последовательности состояний
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/sk.yml

@@ -695,3 +695,5 @@ permission_edit_own_issue_notes: Editácia vlastných poznámok úlohy
 setting_gravatar_enabled: Použitie uživateľských Gravatar ikon
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/sr.yml

@@ -691,3 +691,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/sv.yml

@@ -691,3 +691,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/th.yml

@@ -693,3 +693,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/tr.yml

@@ -691,3 +691,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/uk.yml

@@ -692,3 +692,5 @@ permission_edit_own_issue_notes: Edit own notes
 setting_gravatar_enabled: Use Gravatar user icons
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/vn.yml

@@ -691,3 +691,5 @@ permission_edit_time_entries: Edit time logs
 permission_edit_own_time_entries: Edit own time logs
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/zh-tw.yml

@@ -692,3 +692,5 @@ enumeration_issue_priorities: 項目優先權
 enumeration_doc_categories: 文件分類
 enumeration_activities: 活動 (時間追蹤)
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lang/zh.yml

@@ -692,3 +692,5 @@ enumeration_doc_categories: 文档类别
 enumeration_activities: 活动（时间跟踪）
 label_example: Example
 text_repository_usernames_mapping: "Select ou update the Redmine user mapped to each username found in the repository log.\nUsers with the same Redmine and repository username or email are automatically mapped."
+permission_edit_own_messages: Edit own messages
+permission_delete_won_messages: Delete own messages

lib/redmine.rb

@@ -99,7 +99,9 @@ Redmine::AccessControl.map do |map|
     map.permission :view_messages, {:boards => [:index, :show], :messages => [:show]}, :public => true
     map.permission :add_messages, {:messages => [:new, :reply, :quote]}
     map.permission :edit_messages, {:messages => :edit}, :require => :member
+    map.permission :edit_own_messages, {:messages => :edit}, :require => :loggedin
     map.permission :delete_messages, {:messages => :destroy}, :require => :member
+    map.permission :delete_own_messages, {:messages => :destroy}, :require => :loggedin
   end
 end
 

lib/redmine/default_data/loader.rb

@@ -65,6 +65,7 @@ module Redmine
                                                       :edit_wiki_pages,
                                                       :delete_wiki_pages,
                                                       :add_messages,
+                                                      :edit_own_messages,
                                                       :view_files,
                                                       :manage_files,
                                                       :browse_repository,
@@ -85,6 +86,7 @@ module Redmine
                                                     :view_wiki_pages,
                                                     :view_wiki_edits,
                                                     :add_messages,
+                                                    :edit_own_messages,
                                                     :view_files,
                                                     :browse_repository,
                                                     :view_changesets]

test/fixtures/messages.yml

@@ -38,8 +38,8 @@ messages_004:
   updated_on: 2007-08-12 17:15:32 +02:00
   subject: Post 2
   id: 4
-  replies_count: 1
-  last_reply_id: 5
+  replies_count: 2
+  last_reply_id: 6
   content: "This is an other post"
   author_id: 
   parent_id: 
@@ -55,3 +55,14 @@ messages_005:
   author_id: 1
   parent_id: 4
   board_id: 1
+messages_006: 
+  created_on: <%= 2.days.ago.to_date.to_s(:db) %>
+  updated_on: <%= 2.days.ago.to_date.to_s(:db) %>
+  subject: 'RE: post 2'
+  id: 6
+  replies_count: 0
+  last_reply_id: 
+  content: "Another reply to the second post"
+  author_id: 3
+  parent_id: 4
+  board_id: 1

test/fixtures/roles.yml

@@ -80,6 +80,8 @@ roles_002:
     - :protect_wiki_pages
     - :delete_wiki_pages
     - :add_messages
+    - :edit_own_messages
+    - :delete_own_messages
     - :manage_boards
     - :view_files
     - :manage_files

test/unit/message_test.rb

@@ -1,7 +1,7 @@
 require File.dirname(__FILE__) + '/../test_helper'
 
 class MessageTest < Test::Unit::TestCase
-  fixtures :projects, :boards, :messages, :users, :watchers
+  fixtures :projects, :roles, :members, :boards, :messages, :users, :watchers
 
   def setup
     @board = Board.find(1)
@@ -76,4 +76,22 @@ class MessageTest < Test::Unit::TestCase
     assert_equal topics_count, board.topics_count
     assert_equal messages_count - 1, board.messages_count
   end
+  
+  def test_editable_by
+    message = Message.find(6)
+    author = message.author
+    assert message.editable_by?(author)
+    
+    author.role_for_project(message.project).remove_permission!(:edit_own_messages)
+    assert !message.reload.editable_by?(author.reload)
+  end
+  
+  def test_destroyable_by
+    message = Message.find(6)
+    author = message.author
+    assert message.destroyable_by?(author)
+    
+    author.role_for_project(message.project).remove_permission!(:delete_own_messages)
+    assert !message.reload.destroyable_by?(author.reload)
+  end
 end