Adds a setting to allow subtasks to belong to other projects (#5487).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@10587 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/helpers/issues_helper.rb

@@ -65,7 +65,7 @@ module IssuesHelper
     s = ''
     ancestors = issue.root? ? [] : issue.ancestors.visible.all
     ancestors.each do |ancestor|
-      s << '<div>' + content_tag('p', link_to_issue(ancestor))
+      s << '<div>' + content_tag('p', link_to_issue(ancestor, :project => (issue.project_id != ancestor.project_id)))
     end
     s << '<div>'
     subject = h(issue.subject)
@@ -82,7 +82,7 @@ module IssuesHelper
     issue_list(issue.descendants.visible.sort_by(&:lft)) do |child, level|
       s << content_tag('tr',
              content_tag('td', check_box_tag("ids[]", child.id, false, :id => nil), :class => 'checkbox') +
-             content_tag('td', link_to_issue(child, :truncate => 60), :class => 'subject') +
+             content_tag('td', link_to_issue(child, :truncate => 60, :project => (issue.project_id != child.project_id)), :class => 'subject') +
              content_tag('td', h(child.status)) +
              content_tag('td', link_to_user(child.assigned_to)) +
              content_tag('td', progress_bar(child.done_ratio, :width => '80px')),

app/helpers/settings_helper.rb

@@ -91,4 +91,16 @@ module SettingsHelper
                          l_or_humanize(notifiable.name, :prefix => 'label_').html_safe,
                        :class => notifiable.parent.present? ? "parent" : '').html_safe
   end
+
+  def cross_project_subtasks_options
+    options = [
+      [:label_disabled, ''],
+      [:label_cross_project_system, 'system'],
+      [:label_cross_project_tree, 'tree'],
+      [:label_cross_project_hierarchy, 'hierarchy'],
+      [:label_cross_project_descendants, 'descendants']
+    ]
+
+    options.map {|label, value| [l(label), value.to_s]}
+  end
 end