Backported r3608 from trunk.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/0.9-stable@3642 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/projects_controller.rb

@@ -102,18 +102,20 @@ class ProjectsController < ApplicationController
         redirect_to :controller => 'admin', :action => 'projects'
       end  
     else
-      @project = Project.new(params[:project])
-      @project.enabled_module_names = params[:enabled_modules]
-      if validate_parent_id && @project.copy(@source_project, :only => params[:only])
-        @project.set_allowed_parent!(params[:project]['parent_id']) if params[:project].has_key?('parent_id')
-        flash[:notice] = l(:notice_successful_create)
-        redirect_to :controller => 'admin', :action => 'projects'
-      elsif !@project.new_record?
-        # Project was created
-        # But some objects were not copied due to validation failures
-        # (eg. issues from disabled trackers)
-        # TODO: inform about that
-        redirect_to :controller => 'admin', :action => 'projects'
+      Mailer.with_deliveries(params[:notifications] == '1') do
+        @project = Project.new(params[:project])
+        @project.enabled_module_names = params[:enabled_modules]
+        if validate_parent_id && @project.copy(@source_project, :only => params[:only])
+          @project.set_allowed_parent!(params[:project]['parent_id']) if params[:project].has_key?('parent_id')
+          flash[:notice] = l(:notice_successful_create)
+          redirect_to :controller => 'admin', :action => 'projects'
+        elsif !@project.new_record?
+          # Project was created
+          # But some objects were not copied due to validation failures
+          # (eg. issues from disabled trackers)
+          # TODO: inform about that
+          redirect_to :controller => 'admin', :action => 'projects'
+        end
       end
     end
   rescue ActiveRecord::RecordNotFound

app/models/mailer.rb

@@ -310,6 +310,15 @@ class Mailer < ActionMailer::Base
       deliver_reminder(assignee, issues, days) unless assignee.nil?
     end
   end
+  
+  # Activates/desactivates email deliveries during +block+
+  def self.with_deliveries(enabled = true, &block)
+    was_enabled = ActionMailer::Base.perform_deliveries
+    ActionMailer::Base.perform_deliveries = !!enabled
+    yield
+  ensure
+    ActionMailer::Base.perform_deliveries = was_enabled
+  end
 
   private
   def initialize_defaults(method_name)

app/views/projects/copy.rhtml

@@ -21,6 +21,8 @@
   <label class="block"><%= check_box_tag 'only[]', 'boards', true %> <%= l(:label_board_plural) %> (<%= @source_project.boards.count %>)</label>
   <label class="block"><%= check_box_tag 'only[]', 'wiki', true %> <%= l(:label_wiki_page_plural) %> (<%= @source_project.wiki.nil? ? 0 : @source_project.wiki.pages.count %>)</label>
   <%= hidden_field_tag 'only[]', '' %>
+  <br />
+	<label class="block"><%= check_box_tag 'notifications', 1, params[:notifications] %> <%= l(:label_project_copy_notifications) %></label>
 </fieldset>
 
 <%= submit_tag l(:button_copy) %>