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fix database sync when value is nil

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wvengen 2014-02-03 13:29:38 +01:00
parent d92f3f2298
commit 4bfd7fa6f8
1 changed files with 1 additions and 1 deletions
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app/models/article.rb
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@ -100,7 +100,7 @@ class Article < ActiveRecord::Base
# compare attributes from different articles. used for auto-synchronization
# returns array of symbolized unequal attributes
def self.compare_attributes(attributes)
unequal_attributes = attributes.select { |name, values| values[0] != values[1] }
unequal_attributes = attributes.select { |name, values| values[0] != values[1] and not (values[0].blank? and values[1].blank?) }
unequal_attributes.collect { |pair| pair[0] }
end