sample12.rb

get '/sample-12-how-to-list-all-annotations-from-document' do
  haml :sample12
end

post '/sample-12-how-to-list-all-annotations-from-document' do

  set :client_id, params[:clientId]
  set :private_key, params[:privateKey]
  set :file_id, params[:fileId]
  set :base_path, params[:basePath]

  begin

    raise 'Please enter all required parameters' if settings.client_id.empty? or settings.private_key.empty? or settings.file_id.empty?

    if settings.base_path.empty?
      base_path = 'https://api.groupdocs.com'
    elsif settings.base_path.match('/v2.0')
      base_path = settings.base_path.split('/v2.0')[0]
    else
      base_path = settings.base_path
    end

    GroupDocs.configure do |groupdocs|
      groupdocs.client_id = settings.client_id
      groupdocs.private_key = settings.private_key

      groupdocs.api_server = base_path # default is 'https://api.groupdocs.com'
    end

    document = GroupDocs::Storage::File.new(guid: settings.file_id)
    unless document.instance_of? String

      annotations = document.to_document.annotations!()
    end

  rescue Exception => e
    err = e.message
  end

  haml :sample12, :locals => {:clientId => settings.client_id, :privateKey => settings.private_key, :annotations => annotations, :fileId => settings.file_id, :err => err}
end