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fix #1754

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This commit is contained in:
Carsten Otto 2015-03-16 00:03:34 +01:00
parent 5718eac5c3
commit 0edc263c7e
3 changed files with 11 additions and 13 deletions
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8
app/models/dependency.rb
View file

@ -5,5 +5,13 @@ class Dependency < ActiveRecord::Base
belongs_to :predecessor, :foreign_key => 'predecessor_id', :class_name => 'Todo', :touch => true
belongs_to :successor, :foreign_key => 'successor_id', :class_name => 'Todo', :touch => true
validate :check_circular_dependencies
def check_circular_dependencies
unless predecessor.nil? or successor.nil?
errors.add("Depends on:", "Adding '#{successor.specification}' would create a circular dependency") if successor.is_successor?(predecessor)
end
end
end

9
app/models/todo.rb
View file

@ -115,7 +115,6 @@ class Todo < ActiveRecord::Base
validates_presence_of :show_from, :if => :deferred?
validates_presence_of :context
validate :check_show_from_in_future
validate :check_circular_dependencies
def check_show_from_in_future
if show_from_changed? # only check on change of show_from
@ -125,14 +124,6 @@ class Todo < ActiveRecord::Base
end
end
def check_circular_dependencies
unless @predecessor_array.nil? # Only validate predecessors if they changed
@predecessor_array.each do |todo|
errors.add("Depends on:", "Adding '#{todo.specification}' would create a circular dependency") if is_successor?(todo)
end
end
end
def initialize(*args)
super(*args)
@predecessor_array = nil # Used for deferred save of predecessors