1 class ApplicationController < ActionController::Base
2 respond_to :html, :json, :js
4 around_filter :thread_clear
5 around_filter :thread_with_mandatory_api_token, :except => [:render_exception, :render_not_found]
6 around_filter :thread_with_optional_api_token
7 before_filter :find_object_by_uuid, :except => [:index, :render_exception, :render_not_found]
8 before_filter :check_user_agreements, :except => [:render_exception, :render_not_found]
9 before_filter :check_user_notifications, :except => [:render_exception, :render_not_found]
13 rescue_from Exception,
14 :with => :render_exception
15 rescue_from ActiveRecord::RecordNotFound,
16 :with => :render_not_found
17 rescue_from ActionController::RoutingError,
18 :with => :render_not_found
19 rescue_from ActionController::UnknownController,
20 :with => :render_not_found
21 rescue_from ::AbstractController::ActionNotFound,
22 :with => :render_not_found
25 def unprocessable(message=nil)
28 @errors << message if message
29 render_error status: 422
32 def render_error(opts)
33 opts = {status: 500}.merge opts
35 # json must come before html here, so it gets used as the
36 # default format when js is requested by the client. This lets
37 # ajax:error callback parse the response correctly, even though
39 f.json { render opts.merge(json: {success: false, errors: @errors}) }
40 f.html { render opts.merge(controller: 'application', action: 'error') }
44 def render_exception(e)
45 logger.error e.inspect
46 logger.error e.backtrace.collect { |x| x + "\n" }.join('') if e.backtrace
47 if @object.andand.errors.andand.full_messages.andand.any?
48 @errors = @object.errors.full_messages
52 self.render_error status: 422
55 def render_not_found(e=ActionController::RoutingError.new("Path not found"))
56 logger.error e.inspect
57 @errors = ["Path not found"]
58 self.render_error status: 404
63 limit = params[:limit].to_i
69 offset = params[:offset].to_i
74 @objects ||= model_class.limit(limit).offset(offset).all
76 f.json { render json: @objects }
84 return render_not_found("object not found")
87 f.json { render json: @object }
89 if request.method == 'GET'
92 redirect_to params[:return_to] || @object
101 return render_not_found("object not found")
106 @object = model_class.new
110 updates = params[@object.class.to_s.underscore.singularize.to_sym]
111 updates.keys.each do |attr|
112 if @object.send(attr).is_a? Hash and updates[attr].is_a? String
113 updates[attr] = Oj.load updates[attr]
116 if @object.update_attributes updates
119 self.render_error status: 422
124 @object ||= model_class.new params[model_class.to_s.underscore.singularize]
128 f.json { render json: @object }
130 redirect_to(params[:return_to] || @object)
139 f.json { render json: @object }
141 redirect_to(params[:return_to] || :back)
146 self.render_error status: 422
151 if Thread.current[:arvados_api_token]
152 Thread.current[:user] ||= User.current
154 logger.error "No API token in Thread"
160 controller_name.classify.constantize
163 def breadcrumb_page_name
164 (@breadcrumb_page_name ||
165 (@object.friendly_link_name if @object.respond_to? :friendly_link_name) ||
174 %w(Attributes Metadata JSON API)
179 def find_object_by_uuid
180 if params[:id] and params[:id].match /\D/
181 params[:uuid] = params.delete :id
183 if params[:uuid].is_a? String
184 @object = model_class.find(params[:uuid])
186 @object = model_class.where(uuid: params[:uuid]).first
191 Thread.current[:arvados_api_token] = nil
192 Thread.current[:user] = nil
193 Rails.cache.delete_matched(/^request_#{Thread.current.object_id}_/)
195 Rails.cache.delete_matched(/^request_#{Thread.current.object_id}_/)
198 def thread_with_api_token(login_optional = false)
200 try_redirect_to_login = true
201 if params[:api_token]
202 try_redirect_to_login = false
203 Thread.current[:arvados_api_token] = params[:api_token]
204 # Before copying the token into session[], do a simple API
205 # call to verify its authenticity.
207 session[:arvados_api_token] = params[:api_token]
208 if !request.format.json? and request.method == 'GET'
209 # Repeat this request with api_token in the (new) session
210 # cookie instead of the query string. This prevents API
211 # tokens from appearing in (and being inadvisedly copied
212 # and pasted from) browser Location bars.
213 redirect_to request.fullpath.sub(%r{([&\?]api_token=)[^&\?]*}, '')
218 @errors = ['Invalid API token']
219 self.render_error status: 401
221 elsif session[:arvados_api_token]
222 # In this case, the token must have already verified at some
223 # point, but it might have been revoked since. We'll try
224 # using it, and catch the exception if it doesn't work.
225 try_redirect_to_login = false
226 Thread.current[:arvados_api_token] = session[:arvados_api_token]
229 rescue ArvadosApiClient::NotLoggedInException
230 try_redirect_to_login = true
233 logger.debug "No token received, session is #{session.inspect}"
235 if try_redirect_to_login
236 unless login_optional
239 if request.method == 'GET'
240 redirect_to $arvados_api_client.arvados_login_url(return_to: request.url)
242 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."
247 @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.']
248 self.render_error status: 422
252 # login is optional for this route so go on to the regular controller
253 Thread.current[:arvados_api_token] = nil
258 # Remove token in case this Thread is used for anything else.
259 Thread.current[:arvados_api_token] = nil
263 def thread_with_mandatory_api_token
264 thread_with_api_token do
269 # This runs after thread_with_mandatory_api_token in the filter chain.
270 def thread_with_optional_api_token
271 if Thread.current[:arvados_api_token]
272 # We are already inside thread_with_mandatory_api_token.
275 # We skipped thread_with_mandatory_api_token. Use the optional version.
276 thread_with_api_token(true) do
284 Link.where(uuid: 'just-verifying-my-api-token')
286 rescue ArvadosApiClient::NotLoggedInException
291 def ensure_current_user_is_admin
292 unless current_user and current_user.is_admin
293 @errors = ['Permission denied']
294 self.render_error status: 401
298 def check_user_agreements
299 if current_user && !current_user.is_active && current_user.is_invited
300 signatures = UserAgreement.signatures
301 @signed_ua_uuids = UserAgreement.signatures.map &:head_uuid
302 @required_user_agreements = UserAgreement.all.map do |ua|
303 if not @signed_ua_uuids.index ua.uuid
304 Collection.find(ua.uuid)
307 if @required_user_agreements.empty?
308 # No agreements to sign. Perhaps we just need to ask?
309 current_user.activate
310 if !current_user.is_active
311 logger.warn "#{current_user.uuid.inspect}: " +
312 "No user agreements to sign, but activate failed!"
315 if !current_user.is_active
316 render 'user_agreements/index'
323 return Rails.configuration.arvados_theme
326 @@notification_tests = []
328 @@notification_tests.push lambda { |controller, current_user|
329 AuthorizedKey.limit(1).where(authorized_user_uuid: current_user.uuid).each do
332 return lambda { |view|
333 view.render partial: 'notifications/ssh_key_notification'
337 #@@notification_tests.push lambda { |controller, current_user|
338 # Job.limit(1).where(created_by: current_user.uuid).each do
341 # return lambda { |view|
342 # view.render partial: 'notifications/jobs_notification'
346 @@notification_tests.push lambda { |controller, current_user|
347 Collection.limit(1).where(created_by: current_user.uuid).each do
350 return lambda { |view|
351 view.render partial: 'notifications/collections_notification'
355 @@notification_tests.push lambda { |controller, current_user|
356 PipelineInstance.limit(1).where(created_by: current_user.uuid).each do
359 return lambda { |view|
360 view.render partial: 'notifications/pipelines_notification'
364 def check_user_notifications
365 @notification_count = 0
369 @showallalerts = false
370 @@notification_tests.each do |t|
371 a = t.call(self, current_user)
373 @notification_count += 1
374 @notifications.push a
379 if @notification_count == 0
380 @notification_count = ''