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class EmailAnswer < Answer
fields do
correct :boolean
end
# Users can't change Email answers - app does it internally
multi_permission(:create, :update, :destroy, :edit){ false }
# Creates new answer/ updates old answer
# expects user to send email from address [s]he has given to app
# and title in format "#{question.id}-#{user.token}"
def self.answer_from_email(email)
user = User.find_by_email_address(email.from)
return if user.nil?
subject = /^([0-9]+)-(\w+)$/.match(email.subject)
return if subject.nil?
return unless user.token == subject.captures[1]
question = Question.first :conditions => { :id => subject.captures[0] }
if(question.nil? || !question.content.is_a?(QuestionContentEmail))
UserMailer.deliver_unrecognized_email(user, email)
return
end
# Fetch existing answer, if it doesn't exist create a new one
# them mark it as incorrect (if it passes all tests it will be correct)
answer = question.answer_of(user)
answer = EmailAnswer.new(:question => question, :owner => user) if answer.nil?
answer.correct = false
answer.save!
for condition in question.content.req_array
val = email.send(condition[0].downcase.sub('-', '_')) # Value we're testing
cond = /#{condition[1]}/i # Regexp value should match
passed = false # Was test passed
val = [''] if val.is_a? NilClass
val = [val] if val.is_a? String
for v in val
if v.match(cond)
# Test passed
passed = true
break
end
end
return unless passed
end
# passed all test - mark it and return answer
answer.correct = true
answer.save!
answer
end
end
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