Class: Skydrive::LaunchController

Inherits:
ApplicationController show all
Includes:
ActionController::Cookies
Defined in:
app/controllers/skydrive/launch_controller.rb

Instance Method Summary collapse

Instance Method Details

#basic_launch ⇒ Object 



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# File 'app/controllers/skydrive/launch_controller.rb', line 49

def basic_launch

  tp = tool_provider
  if tp.lti_errorlog
    render text: tp.lti_errorlog, status: 400, layout: "skydrive/error"
    return
  end

  user_id = tp.get_custom_param('masquerading_user_id') || tp.user_id
  is_masquerading = user_id == tp.get_custom_param('masquerading_user_id')
  name = is_masquerading ? 'masqueraded session' : tp.lis_person_name_full
  email = is_masquerading ? 'masqueraded session' : tp.lis_person_contact_email_primary

  user = @account.users.where(username: user_id).first ||
      @account.users.create(
          lti_user_id: user_id,
          name: name,
          username: user_id,
          email: email
      )

  if !is_masquerading && (user.email != email || user.name != name)
    user.email = email
    user.name = name
    user.save!
  end

  user.ensure_token
  user.cleanup_api_keys

  code = user.session_api_key(params).oauth_code
  redirect_to "#{root_path}launch/#{code}"
end

#launch_error ⇒ Object 



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# File 'app/controllers/skydrive/launch_controller.rb', line 147

def launch_error
  @title = %s{Ooops! Something went terribly wrong!}
  @message = %s{Not sure what happened, or how you got here?!}
  render status: 400, layout: "skydrive/error"
end

#microsoft_oauth ⇒ Object 



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# File 'app/controllers/skydrive/launch_controller.rb', line 102

def microsoft_oauth
  begin
    api_key = ApiKey.trade_oauth_code_for_access_token(params['state'])
    raise RuntimeError, ERROR_NO_API_KEY unless api_key

    @current_user = api_key.user
    skydrive_client.request_oauth_token(params['code'], microsoft_oauth_url)
    service = skydrive_client.get_my_files_service()
    current_user.token.resource = service["serviceResourceId"]
    current_user.token.refresh!(skydrive_client)

    personal_url = skydrive_client.get_personal_url(service["serviceEndpointUri"]).gsub(/\/Documents$/,'/')
    current_user.token.update_attribute(:personal_url, personal_url)

    redirect_to "#{root_path}oauth/callback"
  rescue Exception => api_error
    launch_exception_handler api_error
  end
end

#skydrive_authorized ⇒ Object 



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# File 'app/controllers/skydrive/launch_controller.rb', line 83

def skydrive_authorized
  skydrive_token = current_user.token
  if skydrive_token && skydrive_token.requires_refresh?
    begin
      skydrive_client.refresh_token = skydrive_token.refresh_token
      skydrive_token.refresh!(skydrive_client)
    rescue Skydrive::APIResponseErrorException => error
      current_user.reset_token!
    end
  end

  if skydrive_token && skydrive_token.is_valid?
    render json: {}, status: 201
  else
    code = current_user.api_keys.active.skydrive_oauth.create.oauth_code
    render text: skydrive_client.oauth_authorize_redirect_uri(microsoft_oauth_url, state: code), status: 401
  end
end

#skydrive_logout ⇒ Object 



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# File 'app/controllers/skydrive/launch_controller.rb', line 142

def skydrive_logout
  render json: {}, status: 200
  current_user.token.destroy
end

#tool_provider ⇒ Object 



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# File 'app/controllers/skydrive/launch_controller.rb', line 16

def tool_provider
  require 'oauth/request_proxy/rack_request'

  @account = Account.where(key: params['oauth_consumer_key']).first

  if @account
    key = @account.key
    secret = @account.secret
  end

  tp = IMS::LTI::ToolProvider.new(key, secret, params)

  if !key
    tp.lti_errorlog = "Invalid consumer key or secret"
  elsif !secret
    tp.lti_errorlog = "Consumer key wasn't recognized"
  elsif !tp.valid_request?(request)
    tp.lti_errorlog = "The OAuth signature was invalid"
  elsif Time.now.utc.to_i - tp.request_oauth_timestamp.to_i > 120
    tp.lti_errorlog = "Your request is too old"
  end

  #
  ## this isn't actually checking anything like it should, just want people
  ## implementing real tools to be aware they need to check the nonce
  #if was_nonce_used_in_last_x_minutes?(@tp.request_oauth_nonce, 60)
  #  register_error "Why are you reusing the nonce?"
  #  return false
  #end

  return tp
end

#xml_config ⇒ Object 



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# File 'app/controllers/skydrive/launch_controller.rb', line 122

def xml_config
  host = request.scheme + "://" + request.host_with_port + "/"

  url = "#{request.protocol}#{request.host_with_port}#{launch_path}"
  title = "Onedrive Pro"
  tc = IMS::LTI::ToolConfig.new(:title => title, :launch_url => url)
  tc.extend IMS::LTI::Extensions::Canvas::ToolConfig
  tc.description = 'Allows you to pull in documents from Onedrive Pro to canvas'
  tc.canvas_privacy_public!
  tc.canvas_domain!(request.host)
  tc.canvas_icon_url!("#{host}assets/skydrive/skydrive_icon.png")
  tc.canvas_selector_dimensions!(700,600)
  tc.canvas_text!(title)
  tc.canvas_homework_submission!
  tc.
  tc.canvas_course_navigation!(visibility: 'admin')
  tc.set_custom_param('masquerading_user_id', '$Canvas.masqueradingUser.userId')
  render xml: tc.to_xml
end