Class: Fe::Page

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

Instance Method Summary collapse

Instance Method Details

#all_element_ids ⇒ Object 



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# File 'app/models/fe/page.rb', line 81

def all_element_ids
  rebuild_all_element_ids if self[:all_element_ids].nil?
  self[:all_element_ids]
end

#all_element_ids_arr ⇒ Object 



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# File 'app/models/fe/page.rb', line 86

def all_element_ids_arr
  @all_element_ids_arr ||= all_element_ids.split(',').collect(&:to_i)
end

#all_elements ⇒ Object

Include nested elements



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# File 'app/models/fe/page.rb', line 75

def all_elements
  ids = all_element_ids_arr
  order = ids.collect{ |id| "id=#{id} DESC" }.join(', ')
  ids.present? ? Element.where(id: ids).order(order) : Element.where("1 = 0")
end

#all_questions ⇒ Object 



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# File 'app/models/fe/page.rb', line 66

def all_questions
  all_elements.questions
end

#complete?(answer_sheet) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/fe/page.rb', line 117

def complete?(answer_sheet)
  return true if hidden?(answer_sheet)
  prev_el = nil
  all_elements.all? {|e|
    complete = !e.required?(answer_sheet, self, prev_el) || e.has_response?(answer_sheet)
    prev_el = e
    complete
  }
end

#copy_to(question_sheet) ⇒ Object 



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# File 'app/models/fe/page.rb', line 94

def copy_to(question_sheet)
  new_page = Fe::Page.new(self.attributes.merge(id: nil))
  new_page.question_sheet_id = question_sheet.id
  new_page.save(:validate => false)
  self.elements.each do |element|
    if !question_sheet.archived? && element.reuseable?
      Fe::PageElement.create(:element => element, :page => new_page)
    else
      element.duplicate(new_page)
    end
  end
  new_page.rebuild_all_element_ids
end

#has_questions? ⇒ Boolean

returns true if there is a question element on the page, including one inside a grid

Returns:

  • (Boolean) 


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# File 'app/models/fe/page.rb', line 62

def has_questions?
  all_questions.any?
end

#hidden?(answer_sheet) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/fe/page.rb', line 108

def hidden?(answer_sheet)
  return false unless question_sheet.all_elements.where(conditional_type: 'Fe::Page', conditional_id: self).any?

  # if any of the conditional questions matches, it's visible
  !question_sheet.all_elements.where(conditional_type: 'Fe::Page', conditional_id: self).any?{ |e|
    e.conditional_match(answer_sheet)
  }
end

#label(locale = nil) ⇒ Object

a page is disabled if there is a condition, and that condition evaluates to false could set multiple conditions to influence this question, in which case all must be met def active?

# find first condition that doesn't pass (nil if all pass)
self.conditions.detect { |c| !c.evaluate? }.nil?  # true if all pass

end

def question?

false

end



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# File 'app/models/fe/page.rb', line 57

def label(locale = nil)
  label_translations[locale] || self[:label]
end

#questions_before_position(position) ⇒ Object 



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# File 'app/models/fe/page.rb', line 70

def questions_before_position(position)
  self.elements.where(["#{Fe::PageElement.table_name}.position < ?", position])
end

#rebuild_all_element_ids ⇒ Object 



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# File 'app/models/fe/page.rb', line 90

def rebuild_all_element_ids
  self.update_column :all_element_ids, elements.collect{ |e| [e] + e.all_elements }.flatten.collect(&:id).join(',')
end

#started?(answer_sheet) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/fe/page.rb', line 127

def started?(answer_sheet)
  all_questions.any? {|e| e.has_response?(answer_sheet)}
end