1 class ApplicationController < ActionController::Base
2 respond_to :html, :json, :js
4 around_filter :thread_clear
5 around_filter :thread_with_api_token, :except => [:render_exception, :render_not_found]
6 before_filter :find_object_by_uuid, :except => [:index, :render_exception, :render_not_found]
7 before_filter :check_user_agreements, :except => [:render_exception, :render_not_found]
11 rescue_from Exception,
12 :with => :render_exception
13 rescue_from ActiveRecord::RecordNotFound,
14 :with => :render_not_found
15 rescue_from ActionController::RoutingError,
16 :with => :render_not_found
17 rescue_from ActionController::UnknownController,
18 :with => :render_not_found
19 rescue_from ::AbstractController::ActionNotFound,
20 :with => :render_not_found
23 def unprocessable(message=nil)
25 @errors << message if message
26 render_error status: 422
29 def render_error(opts)
31 # json must come before html here, so it gets used as the
32 # default format when js is requested by the client. This lets
33 # ajax:error callback parse the response correctly, even though
35 f.json { render opts.merge(json: {success: false, errors: @errors}) }
36 f.html { render opts.merge(controller: 'application', action: 'error') }
40 def render_exception(e)
41 logger.error e.inspect
42 logger.error e.backtrace.collect { |x| x + "\n" }.join('') if e.backtrace
43 if @object.andand.errors.andand.full_messages.andand.any?
44 @errors = @object.errors.full_messages
48 self.render_error status: 422
51 def render_not_found(e=ActionController::RoutingError.new("Path not found"))
52 logger.error e.inspect
53 @errors = ["Path not found"]
54 self.render_error status: 404
59 @objects ||= model_class.limit(1000).all
61 f.json { render json: @objects }
69 return render_not_found("object not found")
72 f.json { render json: @object }
74 if request.method == 'GET'
77 redirect_to params[:return_to] || @object
86 return render_not_found("object not found")
91 @object = model_class.new
95 updates = params[@object.class.to_s.underscore.singularize.to_sym]
96 updates.keys.each do |attr|
97 if @object.send(attr).is_a? Hash and updates[attr].is_a? String
98 updates[attr] = Oj.load updates[attr]
101 if @object.update_attributes updates
104 self.render_error status: 422
109 @object ||= model_class.new params[model_class.to_s.singularize.to_sym]
111 redirect_to(params[:return_to] || @object)
118 redirect_to(params[:return_to] || :back)
123 self.render_error status: 422
128 if Thread.current[:arvados_api_token]
129 Thread.current[:user] ||= User.current
131 logger.error "No API token in Thread"
137 controller_name.classify.constantize
140 def breadcrumb_page_name
141 (@breadcrumb_page_name ||
142 (@object.friendly_link_name if @object.respond_to? :friendly_link_name))
147 def find_object_by_uuid
148 if params[:id] and params[:id].match /\D/
149 params[:uuid] = params.delete :id
151 if params[:uuid].is_a? String
152 @object = model_class.find(params[:uuid])
154 @object = model_class.where(uuid: params[:uuid]).first
159 Thread.current[:arvados_api_token] = nil
160 Thread.current[:user] = nil
164 def thread_with_api_token(login_optional = false)
166 try_redirect_to_login = true
167 if params[:api_token]
168 try_redirect_to_login = false
169 Thread.current[:arvados_api_token] = params[:api_token]
170 # Before copying the token into session[], do a simple API
171 # call to verify its authenticity.
173 session[:arvados_api_token] = params[:api_token]
174 if !request.format.json? and request.method == 'GET'
175 # Repeat this request with api_token in the (new) session
176 # cookie instead of the query string. This prevents API
177 # tokens from appearing in (and being inadvisedly copied
178 # and pasted from) browser Location bars.
179 redirect_to request.fullpath.sub(%r{([&\?]api_token=)[^&\?]*}, '')
184 @errors = ['Invalid API token']
185 self.render_error status: 401
187 elsif session[:arvados_api_token]
188 # In this case, the token must have already verified at some
189 # point, but it might have been revoked since. We'll try
190 # using it, and catch the exception if it doesn't work.
191 try_redirect_to_login = false
192 Thread.current[:arvados_api_token] = session[:arvados_api_token]
195 rescue ArvadosApiClient::NotLoggedInException
196 try_redirect_to_login = true
199 logger.debug "No token received, session is #{session.inspect}"
201 if try_redirect_to_login
202 unless login_optional
205 if request.method == 'GET'
206 redirect_to $arvados_api_client.arvados_login_url(return_to: request.url)
208 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."
213 @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.']
214 self.render_error status: 422
218 # login is optional for this route so go on to the regular controller
219 Thread.current[:arvados_api_token] = nil
224 # Remove token in case this Thread is used for anything else.
225 Thread.current[:arvados_api_token] = nil
229 def thread_with_optional_api_token
230 thread_with_api_token(true) do
237 Link.where(uuid: 'just-verifying-my-api-token')
239 rescue ArvadosApiClient::NotLoggedInException
244 def ensure_current_user_is_admin
245 unless current_user and current_user.is_admin
246 @errors = ['Permission denied']
247 self.render_error status: 401
251 def check_user_agreements
252 if current_user && !current_user.is_active && current_user.is_invited
253 signatures = UserAgreement.signatures
254 @signed_ua_uuids = UserAgreement.signatures.map &:head_uuid
255 @required_user_agreements = UserAgreement.all.map do |ua|
256 if not @signed_ua_uuids.index ua.uuid
257 Collection.find(ua.uuid)
260 if @required_user_agreements.empty?
261 # No agreements to sign. Perhaps we just need to ask?
262 current_user.activate
263 if !current_user.is_active
264 logger.warn "#{current_user.uuid.inspect}: " +
265 "No user agreements to sign, but activate failed!"
268 if !current_user.is_active
269 render 'user_agreements/index'
276 return Rails.configuration.arvados_theme