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fix problem with blank areas throwing a 500

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This commit is contained in:
Richard Fairhurst 2008-03-21 20:17:56 +00:00
parent d2c9ea6cf0
commit 740511066f
1 changed files with 1 additions and 0 deletions
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app/models/relation.rb
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@ -106,6 +106,7 @@ class Relation < ActiveRecord::Base
# collect relationships. currently done in one big block at the end;
# may need to move this upwards if people want automatic completion of
# relationships, i.e. deliver referenced objects like we do with ways...
return [] if node_ids.empty? and node_ids.empty?
relations = Array.new
if node_ids.length > 0
relations += Relation.find_by_sql("select e.* from current_relations e,current_relation_members em where " +