Class: Bookmark

Inherits:
ApplicationRecord
  • Object
show all
Defined in:
app/models/bookmark.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.get_canonical_url(url) ⇒ Object 



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# File 'app/models/bookmark.rb', line 96

def self.get_canonical_url(url)
  doc = Nokogiri::HTML(Faraday.get(url).body)
  canonical_url = doc.search("/html/head/link[@rel='canonical']").first['href']
  # TODO: URLを相対指定している時
  Addressable::URI.parse(canonical_url).normalize.to_s
rescue
  nil
end

.get_title(string) ⇒ Object 



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# File 'app/models/bookmark.rb', line 55

def self.get_title(string)
  CGI.unescape(string).strip unless string.nil?
end

.get_title_from_url(url) ⇒ Object 



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# File 'app/models/bookmark.rb', line 68

def self.get_title_from_url(url)
  return if url.blank?
  return unless Addressable::URI.parse(url).host
  if manifestation_id = url.bookmarkable_id
    self.manifestation = Manifestation.find(manifestation_id)
    return manifestation.original_title
  end
  unless manifestation
    normalized_url = Addressable::URI.parse(url).normalize.to_s
    doc = Nokogiri::HTML(Faraday.get(normalized_url).body)
    # TODO: 日本語以外
    # charsets = ['iso-2022-jp', 'euc-jp', 'shift_jis', 'iso-8859-1']
    # if charsets.include?(page.charset.downcase)
      title = NKF.nkf('-w', CGI.unescapeHTML((doc.at("title").inner_text))).to_s.gsub(/\r\n|\r|\n/, '').gsub(/\s+/, ' ').strip
      if title.blank?
        title = url
      end
    # else
    #  title = (doc/"title").inner_text
    # end
    title
  end
rescue OpenURI::HTTPError
  # TODO: 404などの場合の処理
  raise "unable to access: #{url}"
#  nil
end

.manifestations_count(start_date, end_date, manifestation) ⇒ Object 



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

def self.manifestations_count(start_date, end_date, manifestation)
  if manifestation
    self.bookmarked(start_date, end_date).where(manifestation_id: manifestation.id).count
  else
    0
  end
end

Instance Method Details

#already_bookmarked? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/bookmark.rb', line 131

def already_bookmarked?
  if manifestation
    if manifestation.bookmarked?(user)
      errors[:base] << 'already_bookmarked'
    end
  end
end

#bookmarkable_url? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/bookmark.rb', line 111

def bookmarkable_url?
  if url.try(:my_host?)
    unless url.try(:bookmarkable_id)
      errors[:base] << I18n.t('bookmark.not_our_holding')
    end
    unless my_host_resource
      errors[:base] << I18n.t('bookmark.not_our_holding')
    end
  end
end

#create_manifestation ⇒ Object 



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# File 'app/models/bookmark.rb', line 139

def create_manifestation
  manifestation = get_manifestation
  if manifestation
    self.manifestation_id = manifestation.id
    return
  end
  manifestation = Manifestation.new(access_address: url)
  manifestation.carrier_type = CarrierType.where(name: 'file').first
  if title.present?
    manifestation.original_title = title
  else
    manifestation.original_title = self.get_title
  end
  Manifestation.transaction do
    manifestation.save
    self.manifestation = manifestation
    item = Item.new
    item.shelf = Shelf.web
    item.manifestation = manifestation
    if defined?(EnjuCirculation)
      item.circulation_status = CirculationStatus.where(name: 'Not Available').first
    end

    item.save!
    if defined?(EnjuCirculation)
      item.use_restriction = UseRestriction.where(name: 'Not For Loan').first
    end
  end
end

#get_manifestation ⇒ Object 



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# File 'app/models/bookmark.rb', line 122

def get_manifestation
  # 自館のページをブックマークする場合
  if url.try(:my_host?)
    manifestation = self.my_host_resource
  else
    manifestation = Manifestation.where(access_address: url).first if url.present?
  end
end

#get_title ⇒ Object 



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# File 'app/models/bookmark.rb', line 59

def get_title
  return if url.blank?
  if url.my_host?
    my_host_resource.original_title
  else
    Bookmark.get_title_from_url(url)
  end
end

#my_host_resource ⇒ Object 



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# File 'app/models/bookmark.rb', line 105

def my_host_resource
  if url.bookmarkable_id
    manifestation = Manifestation.find(url.bookmarkable_id)
  end
end

#replace_space_in_tags ⇒ Object 



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# File 'app/models/bookmark.rb', line 39

def replace_space_in_tags
  # タグに含まれている全角スペースを除去する
  self.tag_list = tag_list.map{|tag| tag.gsub('　', ' ').gsub(' ', ', ')}
end

#save_tagger ⇒ Object 



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

def save_tagger
  taggings.each do |tagging|
    tagging.tagger = user
    tagging.save(validate: false)
  end
end

#shelved? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/bookmark.rb', line 51

def shelved?
  true if manifestation.items.on_web.first
end

#tag_index! ⇒ Object 



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# File 'app/models/bookmark.rb', line 177

def tag_index!
  manifestation.reload
  manifestation.index
  taggings.map{|tagging| Tag.find(tagging.tag_id).index}
  Sunspot.commit
end