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authorEugen Rochko <eugen@zeonfederated.com>2019-08-16 13:00:30 +0200
committerGitHub <noreply@github.com>2019-08-16 13:00:30 +0200
commit70da6d663078fb7d04aed387ac085afb2e9e2cd2 (patch)
treeaca79c42569a43f9ecbf3460243dd7a03ee55f6f /app
parent6e872c6dabf12fdd2619d4042495e52edd6079bd (diff)
Fix accounts search by full/partial display name and others (#11580)
- Restrict followers counts to local users to minimize local advantage
- Fix emoji shortcodes causing error in search
- Fix search syntax parse errors not being caught
Diffstat (limited to 'app')
-rw-r--r--app/chewy/accounts_index.rb15
-rw-r--r--app/lib/search_query_parser.rb19
-rw-r--r--app/lib/search_query_transformer.rb2
-rw-r--r--app/services/account_search_service.rb2
-rw-r--r--app/services/search_service.rb2
5 files changed, 25 insertions, 15 deletions
diff --git a/app/chewy/accounts_index.rb b/app/chewy/accounts_index.rb
index e11b80039..b814e009e 100644
--- a/app/chewy/accounts_index.rb
+++ b/app/chewy/accounts_index.rb
@@ -26,10 +26,17 @@ class AccountsIndex < Chewy::Index
   define_type ::Account.searchable.includes(:account_stat), delete_if: ->(account) { account.destroyed? || !account.searchable? } do
     root date_detection: false do
       field :id, type: 'long'
-      field :display_name, type: 'text', analyzer: 'edge_ngram', search_analyzer: 'content'
-      field :acct, type: 'text', analyzer: 'edge_ngram', search_analyzer: 'content', value: ->(account) { [account.username, account.domain].compact.join('@') }
-      field :following_count, type: 'long', value: ->(account) { account.active_relationships.count }
-      field :followers_count, type: 'long', value: ->(account) { account.passive_relationships.count }
+
+      field :display_name, type: 'text', analyzer: 'content' do
+        field :edge_ngram, type: 'text', analyzer: 'edge_ngram', search_analyzer: 'content'
+      end
+
+      field :acct, type: 'text', analyzer: 'content', value: ->(account) { [account.username, account.domain].compact.join('@') } do
+        field :edge_ngram, type: 'text', analyzer: 'edge_ngram', search_analyzer: 'content'
+      end
+
+      field :following_count, type: 'long', value: ->(account) { account.following.local.count }
+      field :followers_count, type: 'long', value: ->(account) { account.followers.local.count }
       field :last_status_at, type: 'date', value: ->(account) { account.last_status_at || account.created_at }
     end
   end
diff --git a/app/lib/search_query_parser.rb b/app/lib/search_query_parser.rb
index 405ad15b8..15956d4cf 100644
--- a/app/lib/search_query_parser.rb
+++ b/app/lib/search_query_parser.rb
@@ -1,14 +1,15 @@
 # frozen_string_literal: true
 
 class SearchQueryParser < Parslet::Parser
-  rule(:term)     { match('[^\s":]').repeat(1).as(:term) }
-  rule(:quote)    { str('"') }
-  rule(:colon)    { str(':') }
-  rule(:space)    { match('\s').repeat(1) }
-  rule(:operator) { (str('+') | str('-')).as(:operator) }
-  rule(:prefix)   { (term >> colon).as(:prefix) }
-  rule(:phrase)   { (quote >> (term >> space.maybe).repeat >> quote).as(:phrase) }
-  rule(:clause)   { (prefix.maybe >> operator.maybe >> (phrase | term)).as(:clause) }
-  rule(:query)    { (clause >> space.maybe).repeat.as(:query) }
+  rule(:term)      { match('[^\s":]').repeat(1).as(:term) }
+  rule(:quote)     { str('"') }
+  rule(:colon)     { str(':') }
+  rule(:space)     { match('\s').repeat(1) }
+  rule(:operator)  { (str('+') | str('-')).as(:operator) }
+  rule(:prefix)    { (term >> colon).as(:prefix) }
+  rule(:shortcode) { (colon >> term >> colon.maybe).as(:shortcode) }
+  rule(:phrase)    { (quote >> (term >> space.maybe).repeat >> quote).as(:phrase) }
+  rule(:clause)    { (prefix.maybe >> operator.maybe >> (phrase | term | shortcode)).as(:clause) }
+  rule(:query)     { (clause >> space.maybe).repeat.as(:query) }
   root(:query)
 end
diff --git a/app/lib/search_query_transformer.rb b/app/lib/search_query_transformer.rb
index 2c4144790..6a299f59d 100644
--- a/app/lib/search_query_transformer.rb
+++ b/app/lib/search_query_transformer.rb
@@ -75,6 +75,8 @@ class SearchQueryTransformer < Parslet::Transform
 
     if clause[:term]
       TermClause.new(prefix, operator, clause[:term].to_s)
+    elsif clause[:shortcode]
+      TermClause.new(prefix, operator, ":#{clause[:term]}:")
     elsif clause[:phrase]
       PhraseClause.new(prefix, operator, clause[:phrase].map { |p| p[:term].to_s }.join(' '))
     else
diff --git a/app/services/account_search_service.rb b/app/services/account_search_service.rb
index 2d602a31d..d7bccdfe0 100644
--- a/app/services/account_search_service.rb
+++ b/app/services/account_search_service.rb
@@ -67,7 +67,7 @@ class AccountSearchService < BaseService
   end
 
   def from_elasticsearch
-    must_clauses   = [{ multi_match: { query: terms_for_query, fields: likely_acct? ? %w(acct) : %w(acct^2 display_name), type: 'best_fields' } }]
+    must_clauses   = [{ multi_match: { query: terms_for_query, fields: likely_acct? ? %w(acct.edge_ngram acct) : %w(acct.edge_ngram acct display_name.edge_ngram display_name), type: 'most_fields', operator: 'and' } }]
     should_clauses = []
 
     if account
diff --git a/app/services/search_service.rb b/app/services/search_service.rb
index 769d1ac7a..786d34b15 100644
--- a/app/services/search_service.rb
+++ b/app/services/search_service.rb
@@ -52,7 +52,7 @@ class SearchService < BaseService
     preloaded_relations = relations_map_for_account(@account, account_ids, account_domains)
 
     results.reject { |status| StatusFilter.new(status, @account, preloaded_relations).filtered? }
-  rescue Faraday::ConnectionFailed
+  rescue Faraday::ConnectionFailed, Parslet::ParseFailed
     []
   end