Class: WikiContentVersion

Inherits:
ApplicationRecord show all
Defined in:
app/models/wiki_content_version.rb

Instance Method Summary collapse

Methods inherited from ApplicationRecord

human_attribute_name

Instance Method Details

#attachments ⇒ Object 



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# File 'app/models/wiki_content_version.rb', line 94

def attachments
  page.nil? ? [] : page.attachments
end

#current_version? ⇒ Boolean

Return true if the content is the current page content

Returns:

  • (Boolean) 


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# File 'app/models/wiki_content_version.rb', line 99

def current_version?
  page.content.version == self.version
end

#next ⇒ Object

Returns the next version or nil



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# File 'app/models/wiki_content_version.rb', line 112

def next
  @next ||= WikiContentVersion.
    reorder(version: :asc).
    includes(:author).
    where("wiki_content_id = ? AND version > ?", wiki_content_id, version).first
end

#previous ⇒ Object

Returns the previous version or nil



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# File 'app/models/wiki_content_version.rb', line 104

def previous
  @previous ||= WikiContentVersion.
    reorder(version: :desc).
    includes(:author).
    where("wiki_content_id = ? AND version < ?", wiki_content_id, version).first
end

#project ⇒ Object 



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# File 'app/models/wiki_content_version.rb', line 90

def project
  page.project
end

#text ⇒ Object 



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# File 'app/models/wiki_content_version.rb', line 77

def text
  @text ||= begin
    str = case compression
          when 'gzip'
            Zlib::Inflate.inflate(data)
          else
            # uncompressed data
            data
          end
    (+str).force_encoding('UTF-8')
  end
end

#text=(plain) ⇒ Object 



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# File 'app/models/wiki_content_version.rb', line 60

def text=(plain)
  case Setting.wiki_compression
  when 'gzip'
    begin
      self.data = Zlib::Deflate.deflate(plain, Zlib::BEST_COMPRESSION)
      self.compression = 'gzip'
    rescue
      self.data = plain
      self.compression = ''
    end
  else
    self.data = plain
    self.compression = ''
  end
  plain
end