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Add CustomFilterKeyword#to_regex method (#28893)

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Matt Jankowski 2024-01-25 08:00:34 -05:00 • committed by GitHub
parent a69506a434
commit 6b6586f5d0
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3 changed files with 52 additions and 10 deletions
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11
app/models/custom_filter.rb
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@ -68,16 +68,7 @@ class CustomFilter < ApplicationRecord
scope = CustomFilterKeyword.includes(:custom_filter).where(custom_filter: { account_id: account_id }).where(Arel.sql('expires_at IS NULL OR expires_at > NOW()'))
scope.to_a.group_by(&:custom_filter).each do |filter, keywords|
keywords.map! do |keyword|
if keyword.whole_word
sb = /\A[[:word:]]/.match?(keyword.keyword) ? '\b' : ''
eb = /[[:word:]]\z/.match?(keyword.keyword) ? '\b' : ''
/(?mix:#{sb}#{Regexp.escape(keyword.keyword)}#{eb})/
else
/#{Regexp.escape(keyword.keyword)}/i
end
end
keywords.map!(&:to_regex)
filters_hash[filter.id] = { keywords: Regexp.union(keywords), filter: filter }
end.to_h

16
app/models/custom_filter_keyword.rb
View file

@ -23,8 +23,24 @@ class CustomFilterKeyword < ApplicationRecord
before_destroy :prepare_cache_invalidation!
after_commit :invalidate_cache!
def to_regex
if whole_word?
/(?mix:#{to_regex_sb}#{Regexp.escape(keyword)}#{to_regex_eb})/
else
/#{Regexp.escape(keyword)}/i
end
end
private
def to_regex_sb
/\A[[:word:]]/.match?(keyword) ? '\b' : ''
end
def to_regex_eb
/[[:word:]]\z/.match?(keyword) ? '\b' : ''
end
def prepare_cache_invalidation!
custom_filter.prepare_cache_invalidation!
end