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Migrate glitch-soc keyword mutes to Mastodon's

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Completely remove glitch-soc's Keyword Mutes, migrate
existing database records to CustomFilters.

Handling of client-side filters is still not implemented
in the glitch-soc front-end.
This commit is contained in:
Thibaut Girka
2018-07-07 21:40:49 +02:00
parent ee41947e9d
commit 402da8065c
14 changed files with 55 additions and 565 deletions
Download Patch File Download Diff File Expand all files Collapse all files

61
app/controllers/settings/keyword_mutes_controller.rb
View File

@ -1,61 +0,0 @@
# frozen_string_literal: true
class Settings::KeywordMutesController < Settings::BaseController
before_action :load_keyword_mute, only: [:edit, :update, :destroy]
def index
@keyword_mutes = paginated_keyword_mutes_for_account
end
def new
@keyword_mute = keyword_mutes_for_account.build
end
def create
@keyword_mute = keyword_mutes_for_account.create(keyword_mute_params)
if @keyword_mute.persisted?
redirect_to settings_keyword_mutes_path, notice: I18n.t('generic.changes_saved_msg')
else
render :new
end
end
def update
if @keyword_mute.update(keyword_mute_params)
redirect_to settings_keyword_mutes_path, notice: I18n.t('generic.changes_saved_msg')
else
render :edit
end
end
def destroy
@keyword_mute.destroy!
redirect_to settings_keyword_mutes_path, notice: I18n.t('generic.changes_saved_msg')
end
def destroy_all
keyword_mutes_for_account.delete_all
redirect_to settings_keyword_mutes_path, notice: I18n.t('generic.changes_saved_msg')
end
private
def keyword_mutes_for_account
Glitch::KeywordMute.where(account: current_account)
end
def load_keyword_mute
@keyword_mute = keyword_mutes_for_account.find(params[:id])
end
def keyword_mute_params
params.require(:keyword_mute).permit(:keyword, :whole_word, :apply_to_mentions)
end
def paginated_keyword_mutes_for_account
keyword_mutes_for_account.order(:keyword).page params[:page]
end
end

22
app/lib/feed_manager.rb
View File

@ -153,7 +153,6 @@ class FeedManager
def filter_from_home?(status, receiver_id)
return false if receiver_id == status.account_id
return true if status.reply? && (status.in_reply_to_id.nil? || status.in_reply_to_account_id.nil?)
return true if keyword_filter_from_home?(status, receiver_id)
return true if phrase_filtered?(status, receiver_id, :home)
check_for_blocks = status.mentions.pluck(:account_id)
@ -181,26 +180,6 @@ class FeedManager
false
end
def keyword_filter_from_home?(status, receiver_id)
# If this status mentions the receiver, use the mentions scope: it's
# possible that the status will show up in the receiver's mentions, which
# means it ought to show up in the home feed as well.
#
# If it doesn't mention the receiver but is still headed for the home feed,
# use the home feed scope.
scope = if status.mentions.pluck(:account_id).include?(receiver_id)
Glitch::KeywordMute::Scopes::Mentions
else
Glitch::KeywordMute::Scopes::HomeFeed
end
return true if keyword_filter?(status, receiver_id, scope)
end
def keyword_filter?(status, receiver_id, scope)
Glitch::KeywordMuteHelper.new(receiver_id).matches?(status, scope)
end
def filter_from_mentions?(status, receiver_id)
return true if receiver_id == status.account_id
return true if phrase_filtered?(status, receiver_id, :notifications)
@ -213,7 +192,6 @@ class FeedManager
should_filter = blocks_or_mutes?(receiver_id, check_for_blocks, :mentions) # Filter if it's from someone I blocked, in reply to someone I blocked, or mentioning someone I blocked (or muted)
should_filter ||= (status.account.silenced? && !Follow.where(account_id: receiver_id, target_account_id: status.account_id).exists?) # of if the account is silenced and I'm not following them
should_filter ||= keyword_filter?(status, receiver_id, Glitch::KeywordMute::Scopes::Mentions) # or if the mention contains a muted keyword
should_filter
end

7
app/models/glitch.rb
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@ -1,7 +0,0 @@
# frozen_string_literal: true
module Glitch
def self.table_name_prefix
'glitch_'
end
end

123
app/models/glitch/keyword_mute.rb
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@ -1,123 +0,0 @@
# frozen_string_literal: true
# == Schema Information
#
# Table name: glitch_keyword_mutes
#
# id :bigint(8) not null, primary key
# account_id :bigint(8) not null
# keyword :string not null
# whole_word :boolean default(TRUE), not null
# created_at :datetime not null
# updated_at :datetime not null
# apply_to_mentions :boolean default(TRUE), not null
#
class Glitch::KeywordMute < ApplicationRecord
belongs_to :account, required: true
validates_presence_of :keyword
after_commit :invalidate_cached_matchers
module Scopes
Unscoped = 0b00
HomeFeed = 0b01
Mentions = 0b10
end
def self.text_matcher_for(account_id)
TextMatcher.new(account_id)
end
def self.tag_matcher_for(account_id)
TagMatcher.new(account_id)
end
def scope
s = Scopes::Unscoped
s |= Scopes::HomeFeed
s |= Scopes::Mentions if apply_to_mentions?
s
end
private
def invalidate_cached_matchers
Rails.cache.delete(TextMatcher.cache_key(account_id))
Rails.cache.delete(TagMatcher.cache_key(account_id))
end
class CachedKeywordMute
attr_reader :keyword
attr_reader :whole_word
attr_reader :scope
def initialize(keyword, whole_word, scope)
@keyword = keyword
@whole_word = whole_word
@scope = scope
end
def boundary_regex_for_keyword
sb = keyword =~ /\A[[:word:]]/ ? '\b' : ''
eb = keyword =~ /[[:word:]]\Z/ ? '\b' : ''
/(?mix:#{sb}#{Regexp.escape(keyword)}#{eb})/
end
def matches?(str, required_scope)
((required_scope & scope) == required_scope) && \
str =~ (whole_word ? boundary_regex_for_keyword : /#{Regexp.escape(keyword)}/i)
end
end
class Matcher
attr_reader :account_id
attr_reader :keywords
def initialize(account_id)
@account_id = account_id
@keywords = Rails.cache.fetch(self.class.cache_key(account_id)) { fetch_keywords }
end
protected
def fetch_keywords
Glitch::KeywordMute.select(:whole_word, :keyword, :apply_to_mentions)
.where(account_id: account_id)
.map { |kw| CachedKeywordMute.new(transform_keyword(kw.keyword), kw.whole_word, kw.scope) }
end
def transform_keyword(keyword)
keyword
end
end
class TextMatcher < Matcher
def self.cache_key(account_id)
format('keyword_mutes:regex:text:%s', account_id)
end
def matches?(str, scope)
keywords.any? { |kw| kw.matches?(str, scope) }
end
end
class TagMatcher < Matcher
def self.cache_key(account_id)
format('keyword_mutes:regex:tag:%s', account_id)
end
def matches?(tags, scope)
tags.pluck(:name).any? do |n|
keywords.any? { |kw| kw.matches?(n, scope) }
end
end
protected
def transform_keyword(kw)
Tag::HASHTAG_RE =~ kw ? $1 : kw
end
end
end

27
app/models/glitch/keyword_mute_helper.rb
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@ -1,27 +0,0 @@
require 'html2text'
class Glitch::KeywordMuteHelper
attr_reader :text_matcher
attr_reader :tag_matcher
def initialize(receiver_id)
@text_matcher = Glitch::KeywordMute.text_matcher_for(receiver_id)
@tag_matcher = Glitch::KeywordMute.tag_matcher_for(receiver_id)
end
def matches?(status, scope)
matchers_match?(status, scope) || (status.reblog? && matchers_match?(status.reblog, scope))
end
private
def matchers_match?(status, scope)
text_matcher.matches?(prepare_text(status.text), scope) ||
text_matcher.matches?(prepare_text(status.spoiler_text), scope) ||
tag_matcher.matches?(status.tags, scope)
end
def prepare_text(text)
Html2Text.convert(text)
end
end