* project filter added on query

* query validity check on issues list export

git-svn-id: http://redmine.rubyforge.org/svn/branches/work@94 e93f8b46-1217-0410-a6f0-8f06a7374b81

queries/trunk/app/models/query.rb

@@ -123,6 +123,7 @@ class Query < ActiveRecord::Base
   
   def statement
     sql = "1=1" 
+    sql << " AND issues.project_id=%d" % project.id if project
     filters.each_key do |field|
       v = values_for field
       next unless v and !v.empty?