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Add more accurate hashtag search (#11579)

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* Add more accurate hashtag search

Using ElasticSearch to index hashtags with edge n-grams and score
them by usage within the last 7 days since last activity. Only
hashtags that have been reviewed and are listable can appear in
searches, unless they match the query exactly

* Fix search analyzer dropping non-ascii characters
This commit is contained in:
Eugen Rochko 2019-08-18 03:45:51 +02:00 • committed by GitHub
parent 3a77090d01
commit cc0a55cf9a
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10 changed files with 149 additions and 13 deletions
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2
app/services/account_search_service.rb
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@ -109,7 +109,7 @@ class AccountSearchService < BaseService
field_value_factor: {
field: 'followers_count',
modifier: 'log2p',
missing: 1,
missing: 0,
},
}
end