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Merge pull request #1240 from abbat/master

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Fix locale dependend stemmer for FTS
This commit is contained in:
Sam 2013-07-23 00:40:54 -07:00
commit 7e92109ac8
1 changed files with 7 additions and 2 deletions
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9
app/models/search_observer.rb
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@ -1,3 +1,5 @@
require_dependency 'search'
class SearchObserver < ActiveRecord::Observer
observe :topic, :post, :user, :category
@ -9,11 +11,14 @@ class SearchObserver < ActiveRecord::Observer
table_name = "#{table}_search_data"
foreign_key = "#{table}_id"
# for user login and name use "simple" lowercase stemmer
stemmer = table == "user" ? "simple" : Search.long_locale
# Would be nice to use AR here but not sure how to execut Postgres functions
# when inserting data like this.
rows = Post.exec_sql_row_count("UPDATE #{table_name} SET search_data = TO_TSVECTOR('english', ?) WHERE #{foreign_key} = ?", search_data, id)
rows = Post.exec_sql_row_count("UPDATE #{table_name} SET search_data = TO_TSVECTOR('#{stemmer}', ?) WHERE #{foreign_key} = ?", search_data, id)
if rows == 0
Post.exec_sql("INSERT INTO #{table_name} (#{foreign_key}, search_data) VALUES (?, TO_TSVECTOR('english', ?))", id, search_data)
Post.exec_sql("INSERT INTO #{table_name} (#{foreign_key}, search_data) VALUES (?, TO_TSVECTOR('#{stemmer}', ?))", id, search_data)
end
rescue
# don't allow concurrency to mess up saving a post