1 class ApplicationController < ActionController::Base
3 around_filter :thread_clear
4 around_filter :thread_with_api_token, :except => [:render_exception, :render_not_found]
5 before_filter :find_object_by_uuid, :except => [:index, :render_exception, :render_not_found]
6 before_filter :check_user_agreements, :except => [:render_exception, :render_not_found]
10 rescue_from Exception,
11 :with => :render_exception
12 rescue_from ActiveRecord::RecordNotFound,
13 :with => :render_not_found
14 rescue_from ActionController::RoutingError,
15 :with => :render_not_found
16 rescue_from ActionController::UnknownController,
17 :with => :render_not_found
18 rescue_from ::AbstractController::ActionNotFound,
19 :with => :render_not_found
22 def unprocessable(message=nil)
24 @errors << message if message
25 render_error status: 422
28 def render_error(opts)
30 # json must come before html here, so it gets used as the
31 # default format when js is requested by the client. This lets
32 # ajax:error callback parse the response correctly, even though
34 f.json { render opts.merge(json: {success: false, errors: @errors}) }
35 f.html { render opts.merge(controller: 'application', action: 'error') }
39 def render_exception(e)
40 logger.error e.inspect
41 logger.error e.backtrace.collect { |x| x + "\n" }.join('') if e.backtrace
42 if @object.andand.errors.andand.full_messages.andand.any?
43 @errors = @object.errors.full_messages
47 self.render_error status: 422
50 def render_not_found(e=ActionController::RoutingError.new("Path not found"))
51 logger.error e.inspect
52 @errors = ["Path not found"]
53 self.render_error status: 404
58 @objects ||= model_class.limit(1000).all
60 f.json { render json: @objects }
68 return render_not_found("object not found")
71 f.json { render json: @object }
73 if request.method == 'GET'
76 redirect_to params[:return_to] || @object
85 return render_not_found("object not found")
90 @object = model_class.new
94 updates = params[@object.class.to_s.underscore.singularize.to_sym]
95 updates.keys.each do |attr|
96 if @object.send(attr).is_a? Hash and updates[attr].is_a? String
97 updates[attr] = Oj.load updates[attr]
100 if @object.update_attributes updates
103 self.render_error status: 422
108 @object ||= model_class.new params[model_class.to_s.singularize.to_sym]
110 redirect_to(params[:return_to] || @object)
115 redirect_to(params[:return_to] || :back)
117 self.render_error status: 422
122 if Thread.current[:arvados_api_token]
123 Thread.current[:user] ||= User.current
125 logger.error "No API token in Thread"
131 controller_name.classify.constantize
134 def breadcrumb_page_name
135 (@breadcrumb_page_name ||
136 (@object.friendly_link_name if @object.respond_to? :friendly_link_name))
141 def find_object_by_uuid
142 if params[:id] and params[:id].match /\D/
143 params[:uuid] = params.delete :id
145 if params[:uuid].is_a? String
146 @object = model_class.find(params[:uuid])
148 @object = model_class.where(uuid: params[:uuid]).first
153 Thread.current[:arvados_api_token] = nil
154 Thread.current[:user] = nil
158 def thread_with_api_token(login_optional = false)
160 try_redirect_to_login = true
161 if params[:api_token]
162 try_redirect_to_login = false
163 Thread.current[:arvados_api_token] = params[:api_token]
164 # Before copying the token into session[], do a simple API
165 # call to verify its authenticity.
167 session[:arvados_api_token] = params[:api_token]
168 if !request.format.json? and request.method == 'GET'
169 # Repeat this request with api_token in the (new) session
170 # cookie instead of the query string. This prevents API
171 # tokens from appearing in (and being inadvisedly copied
172 # and pasted from) browser Location bars.
173 redirect_to request.fullpath.sub(%r{([&\?]api_token=)[^&\?]*}, '')
178 @errors = ['Invalid API token']
179 self.render_error status: 401
181 elsif session[:arvados_api_token]
182 # In this case, the token must have already verified at some
183 # point, but it might have been revoked since. We'll try
184 # using it, and catch the exception if it doesn't work.
185 try_redirect_to_login = false
186 Thread.current[:arvados_api_token] = session[:arvados_api_token]
189 rescue ArvadosApiClient::NotLoggedInException
190 try_redirect_to_login = true
193 logger.debug "No token received, session is #{session.inspect}"
195 if try_redirect_to_login
196 unless login_optional
199 if request.method == 'GET'
200 redirect_to $arvados_api_client.arvados_login_url(return_to: request.url)
202 flash[:error] = "Either you are not logged in, or your session has timed out. I can't automatically log you in and re-attempt this request."
207 @errors = ['You do not seem to be logged in. You did not supply an API token with this request, and your session (if any) has timed out.']
208 self.render_error status: 422
212 # login is optional for this route so go on to the regular controller
213 Thread.current[:arvados_api_token] = nil
218 # Remove token in case this Thread is used for anything else.
219 Thread.current[:arvados_api_token] = nil
223 def thread_with_optional_api_token
224 thread_with_api_token(true) do
231 Link.where(uuid: 'just-verifying-my-api-token')
233 rescue ArvadosApiClient::NotLoggedInException
238 def ensure_current_user_is_admin
239 unless current_user and current_user.is_admin
240 @errors = ['Permission denied']
241 self.render_error status: 401
245 def check_user_agreements
246 if current_user && !current_user.is_active && current_user.is_invited
247 signatures = UserAgreement.signatures
248 @signed_ua_uuids = UserAgreement.signatures.map &:head_uuid
249 @required_user_agreements = UserAgreement.all.map do |ua|
250 if not @signed_ua_uuids.index ua.uuid
251 Collection.find(ua.uuid)
254 if @required_user_agreements.empty?
255 # No agreements to sign. Perhaps we just need to ask?
256 current_user.activate
257 if !current_user.is_active
258 logger.warn "#{current_user.uuid.inspect}: " +
259 "No user agreements to sign, but activate failed!"
262 if !current_user.is_active
263 render 'user_agreements/index'
270 return Rails.configuration.arvados_theme