Module: Search::Modules::Ferret::FerretNodeExtension::InstanceMethods

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# File 'app/models/search/modules/ferret/ferret_node_extension.rb', line 114

def calculate_dynamic_boost_date_factor
  # Date only matters when the content is a NewsItem, NewsletterEdition, CalendarItem or Meeting instance.
  unless [ NewsItem, NewsletterEdition, CalendarItem, Meeting ].any? { |type| content.is_a?(type) }
    boost_factor = 1
  else
    today        = Date.today
    content_date = determine_content_date(today)

    # If it's a future or past item, we apply different (negative) boost factors.
    if content_date > today
      boost_factor = (1 / (1 + Math.log((0.1  * (content_date - today).to_i) + 1)))
    elsif content_date < today
      boost_factor = (1 / (1 + Math.log((0.15 * (today - content_date).to_i) + 1)))
    # If the item is current, we do not apply a negative boost factor.
    else
      boost_factor = 1
    end
  end

  boost_factor
end

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# File 'app/models/search/modules/ferret/ferret_node_extension.rb', line 54

def categories_to_index
  cats = self.categories.collect(&:id)
  cats + self.categories.collect { |cat| cat.parent }.compact.uniq
  "XX#{cats.uniq.join("X")}XX"
end

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# File 'app/models/search/modules/ferret/ferret_node_extension.rb', line 50

def content_title_to_index
  approved_content.content_title
end

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# File 'app/models/search/modules/ferret/ferret_node_extension.rb', line 71

def content_tokens_to_index
  begin
    result = help.strip_tags(approved_content.content_tokens)
    # Strip any HTML and JavaScript and replace whitespace characters (including newlines) with a single space.
    result = help.sanitize(result.gsub(/[[:space:]]/, ' ').gsub(/[[:space:]]{2,}/, ' '))
    return result.strip
  rescue
    return ''
  end
end

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# File 'app/models/search/modules/ferret/ferret_node_extension.rb', line 93

def dynamic_boost
  boost = 1.0 # default boost

  case content_class
  when Image # is less important than its parent, which may share the same name
    boost -= 0.5
  end

  # Content that has a nil body but a matching title will be ranked very high
  # because the hits/size ratio is high. Normally however nil body content
  # isn't all that interesting, so decrease its boost a bit.
  if self.content_tokens_to_index.length == 0
    boost -= 0.2
  end

  boost = boost * calculate_dynamic_boost_date_factor

  boost >= 0.1 ? boost : 0.1
end

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# File 'app/models/search/modules/ferret/ferret_node_extension.rb', line 39

def is_hidden_to_index
  hidden_from_index = false

  Settler[:ferret_exclude_node_ids].split(",").each do |nid|
    hidden_from_index = hidden_from_index || self.path_ids.include?(nid.to_i)
  end if Settler[:ferret_exclude_node_ids].present?

  self.is_hidden? || hidden_from_index ? 'true' : 'false'
end

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# File 'app/models/search/modules/ferret/ferret_node_extension.rb', line 31

def path_to_index
  "/#{self.self_and_ancestors.collect(&:id).join("/")}/"
end

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# File 'app/models/search/modules/ferret/ferret_node_extension.rb', line 88

def publication_end_date_to_index
  self.publication_end_date.nil? ? 'none' : self.publication_end_date.strftime(Node::INDEX_DATETIME_FORMAT)
end

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# File 'app/models/search/modules/ferret/ferret_node_extension.rb', line 83

def publication_start_date_to_index
  self.publication_start_date.strftime(Node::INDEX_DATETIME_FORMAT)
end

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# File 'app/models/search/modules/ferret/ferret_node_extension.rb', line 66

def updated_at_to_index
  self.updated_at.strftime(Node::INDEX_DATETIME_FORMAT)
end

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# File 'app/models/search/modules/ferret/ferret_node_extension.rb', line 60

def zipcodes_to_index
  if self.content_type == "Permit"
    self.content.addresses.collect { |address| address.postal_code }
  end
end