canvas-lms/app/models/bookmark_service.rb

92 lines
3.0 KiB
Ruby

#
# Copyright (C) 2011 Instructure, Inc.
#
# This file is part of Canvas.
#
# Canvas is free software: you can redistribute it and/or modify it under
# the terms of the GNU Affero General Public License as published by the Free
# Software Foundation, version 3 of the License.
#
# Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
# A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
# details.
#
# You should have received a copy of the GNU Affero General Public License along
# with this program. If not, see <http://www.gnu.org/licenses/>.
#
require 'nokogiri'
class BookmarkService < UserService
include Delicious
def post_bookmark(opts)
url = opts[:url]
return unless url
title = opts[:title] || t(:default_title, "No Title")
description = opts[:comments] || ""
tags = opts[:tags] || ['instructure']
begin
if(self.service == 'delicious')
delicious_post_bookmark(self, url, title, description, tags)
elsif(self.service == 'diigo')
Diigo::Connection.diigo_post_bookmark(self, url, title, description, tags)
end
rescue => e
# Should probably save the data to try again if it fails... at least one more try
end
end
def find_bookmarks(query)
if self.service == 'diigo'
last_get = Rails.cache.fetch('last_diigo_lookup') { Time.now - 60 }
if Time.now - last_get < 8
Rails.cache.write('last_diigo_lookup', Time.now)
sleep Time.now - last_get
end
Rails.cache.write('last_diigo_lookup', Time.now)
end
bookmark_search(self, query)
end
def bookmark_search(service, query)
bookmarks = []
if service.service == 'diigo'
data = Diigo::Connection.diigo_get_bookmarks(service)
if data.class == Array and data.first.is_a?(Hash)
data.each do |bookmark|
bookmarks << {
:title => bookmark['title'],
:url => bookmark['url'],
:description => bookmark['desc'],
:tags => bookmark['tags'].split(/\s/).join(",")
}
end
else
bookmarks
end
elsif service.service == 'delicious'
#This needs to be rewritten with new API and moved into a gem. (Currently not working and no way to test without updating the API.)
url = "https://api.del.icio.us/v1/posts/all?tag=#{query}"
http,request = delicious_generate_request(url, 'GET', service.service_user_name, service.decrypted_password)
response = http.request(request)
case response
when Net::HTTPSuccess
document = Nokogiri::XML(response.body)
document.search('/posts/post').each do |post|
bookmarks << {
:title => post['description'],
:url => post['href'],
:description => post['description'],
:tags => post['tags']
}
end
else
response.error!
end
end
bookmarks
end
end