Adds a 'Add subprojects' permission.

* 'Add project' permission will let user create a root project
* 'Add subprojects' permission will let project members create subprojects

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@3238 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/projects_controller.rb

@@ -73,7 +73,7 @@ class ProjectsController < ApplicationController
       @project.enabled_module_names = Setting.default_projects_modules
     else
       @project.enabled_module_names = params[:enabled_modules]
-      if @project.save
+      if validate_parent_id && @project.save
         @project.set_allowed_parent!(params[:project]['parent_id']) if params[:project].has_key?('parent_id')
         # Add current user as a project member if he is not admin
         unless User.current.admin?
@@ -104,7 +104,7 @@ class ProjectsController < ApplicationController
     else
       @project = Project.new(params[:project])
       @project.enabled_module_names = params[:enabled_modules]
-      if @project.copy(@source_project, :only => params[:only])
+      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'
@@ -156,7 +156,7 @@ class ProjectsController < ApplicationController
   def edit
     if request.post?
       @project.attributes = params[:project]
-      if @project.save
+      if validate_parent_id && @project.save
         @project.set_allowed_parent!(params[:project]['parent_id']) if params[:project].has_key?('parent_id')
         flash[:notice] = l(:notice_successful_update)
         redirect_to :action => 'settings', :id => @project
@@ -395,4 +395,19 @@ private
       @selected_tracker_ids = (default_trackers || selectable_trackers).collect {|t| t.id.to_s }
     end
   end
+  
+  # Validates parent_id param according to user's permissions
+  # TODO: move it to Project model in a validation that depends on User.current
+  def validate_parent_id
+    return true if User.current.admin?
+    parent_id = params[:project] && params[:project][:parent_id]
+    if parent_id || @project.new_record?
+      parent = parent_id.blank? ? nil : Project.find_by_id(parent_id.to_i)
+      unless @project.allowed_parents.include?(parent)
+        @project.errors.add :parent_id, :invalid
+        return false
+      end
+    end
+    true
+  end
 end

app/helpers/projects_helper.rb

@@ -36,7 +36,16 @@ module ProjectsHelper
   end
   
   def parent_project_select_tag(project)
-    options = '<option></option>' + project_tree_options_for_select(project.allowed_parents, :selected => project.parent)
+    selected = project.parent
+    # retrieve the requested parent project
+    parent_id = (params[:project] && params[:project][:parent_id]) || params[:parent_id]
+    if parent_id
+      selected = (parent_id.blank? ? nil : Project.find(parent_id))
+    end
+    
+    options = ''
+    options << "<option value=''></option>" if project.allowed_parents.include?(nil)
+    options << project_tree_options_for_select(project.allowed_parents.compact, :selected => selected)
     content_tag('select', options, :name => 'project[parent_id]')
   end
   

app/models/project.rb

@@ -246,7 +246,11 @@ class Project < ActiveRecord::Base
   # by the current user
   def allowed_parents
     return @allowed_parents if @allowed_parents
-    @allowed_parents = (Project.find(:all, :conditions => Project.allowed_to_condition(User.current, :add_project, :member => true)) - self_and_descendants)
+    @allowed_parents = Project.find(:all, :conditions => Project.allowed_to_condition(User.current, :add_subprojects))
+    @allowed_parents = @allowed_parents - self_and_descendants
+    if User.current.allowed_to?(:add_project, nil, :global => true)
+      @allowed_parents << nil
+    end
     unless parent.nil? || @allowed_parents.empty? || @allowed_parents.include?(parent)
       @allowed_parents << parent
     end

app/views/projects/_form.rhtml

@@ -4,7 +4,7 @@
 <!--[form:project]-->
 <p><%= f.text_field :name, :required => true %><br /><em><%= l(:text_caracters_maximum, 30) %></em></p>
 
-<% unless @project.allowed_parents.empty? %>
+<% unless @project.allowed_parents.compact.empty? %>
     <p><label><%= l(:field_parent) %></label><%= parent_project_select_tag(@project) %></p>
 <% end %>
 

app/views/projects/show.rhtml

@@ -1,3 +1,9 @@
+<div class="contextual">
+	<% if User.current.allowed_to?(:add_subprojects, @project) %>
+		<%= link_to l(:label_subproject_new), {:controller => 'projects', :action => 'add', :parent_id => @project}, :class => 'icon icon-add' %>
+	<% end %>
+</div>
+
 <h2><%=l(:label_overview)%></h2> 
 	
 <div class="splitcontentleft">