Remove unused and incompatable filter settings. These will be re-added in time as they're rewritten to use database-level filtering.

1 files changed, 6 insertions, 72 deletions

diff --git a/app/helpers/filter_helper.rb b/app/helpers/filter_helper.rb
index 77ffa98be..b2f1b00fc 100644
--- a/app/helpers/filter_helper.rb
+++ b/app/helpers/filter_helper.rb
@@ -1,83 +1,17 @@
 module FilterHelper
   include Redisable
 
-	def phrase_filtered?(status, receiver_id, context)
-    if redis.sismember("filtered_statuses:#{receiver_id}", status.id)
-      return !(redis.hexists("custom_cw:#{receiver_id}", status.id) || redis.hexists("custom_cw:#{receiver_id}", "c#{status.conversation_id}"))
-    end
-
-    filters = cached_filters(receiver_id).select { |filter| !filter.expired? }
-
-    unless context.nil?
-      filters.select! { |filter| filter.context.include?(context.to_s) && !filter.expired? }
-    end
-
-    if status.media_attachments.any?
-      filters.delete_if { |filter| filter.exclude_media }
-    else
-      filters.delete_if { |filter| filter.media_only }
-    end
-
-    return false if filters.empty?
+	def phrase_filtered?(status, receiver_id)
+    return true if redis.sismember("filtered_statuses:#{receiver_id}", status.id)
+    return false unless CustomFilter.where(account_id: receiver_id).exists?
 
     status = status.reblog if status.reblog?
-    status_text = status.normalized_text
-    spoiler_text = status.spoiler_text
-    tags = status.tags.pluck(:name).join("\n")
-    descs = status.media_attachments.map { |a| a.description }.join("\n").strip
-
-    filters.each do |filter|
-      if filter.whole_word
-        sb = filter.phrase =~ /\A[[:word:]]/ ? '\b' : ''
-        eb = filter.phrase =~ /[[:word:]]\z/ ? '\b' : ''
-
-        regex = /(?mix:#{sb}#{Regexp.escape(filter.phrase)}#{eb})/
-      else
-        regex = /#{Regexp.escape(filter.phrase)}/i
-      end
-
-      matched = false
-      matched ||= regex.match(status_text).present? if filter.status_text
-      matched ||= regex.match(spoiler_text).present? if filter.spoiler && spoiler_text.present?
-      matched ||= regex.match(tags).present? if filter.tags && tags.present?
-      matched ||= regex.match(descs).present? if filter.desc && descs.present?
-      matched ||= status.media_attachments.all { |a| a.description.blank? } if filter.no_desc && status.media_attachments.any?
 
-      if matched
-        filter_thread(receiver_id, status.conversation_id) if filter.thread && filter.custom_cw.blank?
-
-        unless filter.custom_cw.blank?
-          cw = if filter.override_cw || status.spoiler_text.blank?
-                 filter.custom_cw
-               else
-                 "[#{filter.custom_cw}] #{status.spoiler_text}".rstrip
-               end
-
-          if filter.thread
-            redis.hset("custom_cw:#{receiver_id}", "c#{status.conversation_id}", cw)
-          else
-            redis.hset("custom_cw:#{receiver_id}", status.id, cw)
-          end
-        end
-
-        redis.sadd("filtered_statuses:#{receiver_id}", status.id)
-        return filter.custom_cw.blank?
-      end
+    if Status.where(id: status.id).where("statuses.normalized_text ~ ANY(ARRAY(SELECT unaccent(lower(phrase)) FROM custom_filters WHERE account_id = ?))", receiver_id).exists?
+      redis.sadd("filtered_statuses:#{receiver_id}", status.id)
+      return true
     end
 
     false
   end
-
-  def filter_thread(account_id, conversation_id)
-    return if Status.where(account_id: account_id, conversation_id: conversation_id).exists?
-    redis.sadd("filtered_threads:#{account_id}", conversation_id)
-  end
-
-  def filtering_thread?(account_id, conversation_id)
-    redis.sismember("filtered_threads:#{account_id}", conversation_id)
-  end
-
-  def cached_filters(account_id)
-    Rails.cache.fetch("filters:#{account_id}") { CustomFilter.where(account_id: account_id).to_a }.to_a
-  end
 end