Moves relations fetching from views to the controller and skip invalid relations (#7385).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4741 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/issues_controller.rb

@@ -108,6 +108,7 @@ class IssuesController < ApplicationController
     @journals.reverse! if User.current.wants_comments_in_reverse_order?
     @changesets = @issue.changesets.visible.all
     @changesets.reverse! if User.current.wants_comments_in_reverse_order?
+    @relations = @issue.relations.select {|r| r.other_issue(@issue) && r.other_issue(@issue).visible? }
     @allowed_statuses = @issue.new_statuses_allowed_to(User.current)
     @edit_allowed = User.current.allowed_to?(:edit_issues, @project)
     @priorities = IssuePriority.all

app/views/issues/_relations.rhtml

@@ -6,9 +6,9 @@
 
 <p><strong><%=l(:label_related_issues)%></strong></p>
 
-<% if @issue.relations.any? %>
+<% if @relations.present? %>
 <table style="width:100%">
-<% @issue.relations.select {|r| r.other_issue(@issue).visible? }.each do |relation| %>
+<% @relations.each do |relation| %>
 <tr>
 <td><%= l(relation.label_for(@issue)) %> <%= "(#{l('datetime.distance_in_words.x_days', :count => relation.delay)})" if relation.delay && relation.delay != 0 %>
     <%= h(relation.other_issue(@issue).project) + ' - ' if Setting.cross_project_issue_relations? %>

app/views/issues/show.api.rsb

@@ -26,10 +26,10 @@ api.issue do
   render_api_issue_children(@issue, api) if include_in_api_response?('children')
   
   api.array :relations do
-    @issue.relations.select {|r| r.other_issue(@issue).visible? }.each do |relation|
+    @relations.each do |relation|
       api.relation(:id => relation.id, :issue_id => relation.other_issue(@issue).id, :relation_type => relation.relation_type_for(@issue), :delay => relation.delay)
     end
-  end if include_in_api_response?('relations')
+  end if include_in_api_response?('relations') && @relations.present?
   
   api.array :changesets do
     @issue.changesets.each do |changeset|