Class: Form

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
app/models/form.rb

Constant Summary collapse

@@captcha_questions = 
[]

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.captcha_question(cached_quantity = 100) ⇒ Object 



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# File 'app/models/form.rb', line 161

def self.captcha_question(cached_quantity = 100)
  if  @@captcha_questions.size < cached_quantity
    logger.debug "Currently have #{@@captcha_questions.size} captcha questions, loading another one"
    return Form.load_captcha_questions
  end
  return @@captcha_questions[rand(l).to_i]
end

.debar_counts(data) ⇒ Object 



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# File 'app/models/form.rb', line 142

def Form.debar_counts(data)
  values = {}
  data.each do |name, count|
    name.split('|').each do |nm|
      values[nm] = (values[nm] || 0) + count
    end
  end

  return values
end

.encrypt_answer(answer) ⇒ Object 



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# File 'app/models/form.rb', line 191

def self.encrypt_answer(answer)
  BCrypt::Engine.hash_secret(answer, "$2a$10$YCymaxgU1LZq5Tij07wvOu", 3)
end

.encrypt_answers(answers) ⇒ Object 



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# File 'app/models/form.rb', line 187

def self.encrypt_answers(answers)
  answers.map { |answer| encrypt_answer(answer) }.join('-')
end

.get_textcaptcha_qa ⇒ Object 



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# File 'app/models/form.rb', line 169

def self.get_textcaptcha_qa
  xml   = Net::HTTP.get(URI::Parser.new.parse("http://textcaptcha.com/api/7zsxcgrbaacc4cs4swsswk4sk863uwld")) rescue nil
  return unless xml
  if xml.empty?
    raise Textcaptcha::BadResponse
  else
    parsed_xml = ActiveSupport::XmlMini.parse(xml)['captcha']
    spam_question = parsed_xml['question']['__content__']
    if parsed_xml['answer'].is_a?(Array)
      spam_answers = encrypt_answers(parsed_xml['answer'].collect { |a| a['__content__'] })
    else
      spam_answers = encrypt_answers([parsed_xml['answer']['__content__']])
    end

    return spam_question, spam_answers
  end
end

.load_captcha_questions ⇒ Object 



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# File 'app/models/form.rb', line 154

def self.load_captcha_questions
  question, answers = Form.get_textcaptcha_qa
  a = [question, answers]
  @@captcha_questions << a 
  return a
end

.md5_answer(answer) ⇒ Object 



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# File 'app/models/form.rb', line 195

def self.md5_answer(answer)
  Digest::MD5.hexdigest(answer.to_s.strip.mb_chars.downcase)
end

.validate_captcha_answer(answer, answers) ⇒ Object 



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# File 'app/models/form.rb', line 199

def self.validate_captcha_answer(answer, answers)
  (answer && answers) ? answers.split('-').include?(encrypt_answer(md5_answer(answer))) : false
end

Instance Method Details

#field_by_name(name) ⇒ Object 



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# File 'app/models/form.rb', line 35

def field_by_name(name)
  self.form_fields.each do |ff|
    if ff.code_name == name.to_s
      return ff
    end
  end
  return nil
end

#geo_codeable_fields ⇒ Object 



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# File 'app/models/form.rb', line 19

def geo_codeable_fields
  self.form_fields.joins(:form_field_type).where("form_field_types.field_type in ('line','paragraph','select','multiselect')").all
end

#javascripts ⇒ Object 



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# File 'app/models/form.rb', line 23

def javascripts
  self.html_assets.where(:file_type=>"js").all
end

#old_stylesheets ⇒ Object 



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# File 'app/models/form.rb', line 31

def old_stylesheets
  self.read_attribute(:stylesheets)
end

#record(id) ⇒ Object 



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# File 'app/models/form.rb', line 44

def record(id)
  self.form_submissions.sys(self.system_id).where(:id=>id).includes({:form=>{:form_field_groups=>:form_fields}}).first
end

#records(options = {}) ⇒ Object

field_conditions => [ :comparator=>“=”, :value=>“Test”, :connective=>“and”, { … } ]



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# File 'app/models/form.rb', line 50

def records(options = {})

  field_conditions = options[:field_conditions] 
  r = self.form_submissions.includes(:form_submission_fields)
  r = r.where(:visible => 1) if options[:only_visible]

  r = r.where(options[:where]) if options[:where]

  if options[:enforce_permissions] 
    if self.public_visible==0
      if self.user_visible==0
        if self.owner_visible==0
          return []
        else
          r = r.where("form_submissions.user_id = #{options[:user_id]}")
        end
      else
        if options[:user_id]==nil
          return []
        end
      end
    end
  end
  if field_conditions
    conditions = {}

    if field_conditions.is_a?(Array)
      field_conditions.each do |field_condition|
        field_condition[:connective] ||= "and"
        that_field = self.field_by_name(field_condition[:name])
        conditions[that_field.id] = [field_condition[:comparator], field_condition[:value], field_condition[:connective]] if that_field
      end
    elsif field_conditions.is_a?(Hash) 
      field_conditions.each do |field_name, field_value|
        that_field = self.field_by_name(field_name)
        conditions[that_field.id] = ['=', field_value, "and"]
      end
    else
      raise "record conditions can be a hash of equalities, or an array of {:name, :value, :comparator, [:connective]} hashes"
    end
    alias_index = 0
    conditions.each do |field_id, field_comparison|
      alias_index += 1
      r = r.joins("inner join form_submission_fields fsf#{alias_index} on fsf#{alias_index}.form_submission_id = form_submissions.id and fsf#{alias_index}.form_field_id = #{field_id}")
    end
    alias_index = 0
    where_clause = " (1=1) "
    bind_values = {}
    conditions.each do |field_id, field_comparison|
      alias_index += 1
      where_clause += " #{field_comparison[2]} fsf#{alias_index}.value #{field_comparison[0]} :field_#{field_id} "
      bind_values["field_#{field_id}".to_sym] = field_comparison[1]
    end
    r = r.where(where_clause, bind_values)
  end

  if options[:order_by]
    options[:order_by] = [ options[:order_by] ] if options[:order_by].is_a?(String)
    sorting_index = 0
    options[:order_by].each do |order_by|
      that_field = self.field_by_name(order_by)
      sorting_index += 1
      r = r.joins("inner join form_submission_fields fsf_sort#{sorting_index} on fsf_sort#{sorting_index}.form_submission_id = form_submissions.id and fsf_sort#{sorting_index}.form_field_id = #{that_field.id}")
      r = r.order("fsf_sort#{sorting_index}.value") 
    end
  end

  if options[:group_values]
    that_field = self.field_by_name(options[:group_values])
    r = r.joins("inner join form_submission_fields fsf_grouping on fsf_grouping.form_submission_id = form_submissions.id and fsf_grouping.form_field_id = #{that_field.id}")
    r = r.count(:group=>"fsf_grouping.value", :order=>"count_all desc")
  end


  if options[:random]
    r = r.limit(1)
    r = r.order(:id)
    max_id = self.form_submissions.maximum("form_submissions.id")
    min_id = self.form_submissions.minimum("form_submissions.id")
    results = []
    for int in 1..options[:random]
      id = rand(max_id-min_id) + min_id - 1
      s = r.clone
      s = s.where("form_submissions.id >= #{id}")
      results += s.all
    end
    return results
  else
    return r
  end
end

#stylesheets ⇒ Object 



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# File 'app/models/form.rb', line 27

def stylesheets
  self.html_assets.where(:file_type=>"css").all
end

#text_captcha_entry ⇒ Object 



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# File 'app/models/form.rb', line 211

def text_captcha_entry
    question, answers = Form.captcha_question(500)
    "<div class='q_a'>
       <input type='hidden' name='q_q' value='#{answers}'/>
        <label>#{question}</label> 
        <input type='text' name='q_a' value='' class='captcha'>
     </div>".html_safe

end

#use_text_captcha?(request, user, even_if_logged_in = false) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/form.rb', line 203

def use_text_captcha?(request, user, even_if_logged_in = false)
  country = IpCountry.country_from_ip(request.remote_ip)
  risk = country ? country.risk : 10
  use_captcha = (user==nil || even_if_logged_in) && Preference.get_cached(self.system_id, "use_captcha")=='true' && (risk > self.use_captcha_above_risk)
  logger.debug "** Use Text Captcha? #{user==nil ? 'Not logged in user' : 'User'}, Country #{country ? country.name : 'unknown'} Risk #{country ? country.risk : 'unknown'}, Form Risk #{self.use_captcha_above_risk}, Even if logged in #{even_if_logged_in}, Use Captcha #{Preference.get(self.system_id, 'use_captcha')} Using Captcha: #{use_captcha}"
  return use_captcha
end