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Fix being able to vote on your own polls #25015

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May 16, 2023
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6 changes: 5 additions & 1 deletion app/validators/vote_validator.rb
Original file line number Diff line number Diff line change
Expand Up @@ -3,8 +3,8 @@
class VoteValidator < ActiveModel::Validator
def validate(vote)
vote.errors.add(:base, I18n.t('polls.errors.expired')) if vote.poll_expired?

vote.errors.add(:base, I18n.t('polls.errors.invalid_choice')) if invalid_choice?(vote)
vote.errors.add(:base, I18n.t('polls.errors.self_vote')) if self_vote?(vote)

vote.errors.add(:base, I18n.t('polls.errors.already_voted')) if additional_voting_not_allowed?(vote)
end
Expand All @@ -27,6 +27,10 @@ def invalid_choice?(vote)
vote.choice.negative? || vote.choice >= vote.poll.options.size
end

def self_vote?(vote)
vote.account_id == vote.poll.account_id
end

def already_voted_for_same_choice_on_multiple_poll?(vote)
if vote.persisted?
account_votes_on_same_poll(vote).where(choice: vote.choice).where.not(poll_votes: { id: vote }).exists?
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1 change: 1 addition & 0 deletions config/locales/en.yml
Original file line number Diff line number Diff line change
Expand Up @@ -1440,6 +1440,7 @@ en:
expired: The poll has already ended
invalid_choice: The chosen vote option does not exist
over_character_limit: cannot be longer than %{max} characters each
self_vote: You cannot vote in your own polls
too_few_options: must have more than one item
too_many_options: can't contain more than %{max} items
preferences:
Expand Down