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 f.html { render opts.merge(controller: 'application', action: 'error') }
31 f.json { render opts.merge(json: {success: false, errors: @errors}) }
35 def render_exception(e)
36 logger.error e.inspect
37 logger.error e.backtrace.collect { |x| x + "\n" }.join('') if e.backtrace
38 if @object.andand.errors.andand.full_messages.andand.any?
39 @errors = @object.errors.full_messages
43 self.render_error status: 422
46 def render_not_found(e=ActionController::RoutingError.new("Path not found"))
47 logger.error e.inspect
48 @errors = ["Path not found"]
49 self.render_error status: 404
54 @objects ||= model_class.limit(1000).all
56 f.json { render json: @objects }
63 return render_not_found("object not found")
66 f.json { render json: @object }
68 if request.method == 'GET'
71 redirect_to params[:return_to] || @object
79 return render_not_found("object not found")
84 @object = model_class.new
88 updates = params[@object.class.to_s.underscore.singularize.to_sym]
89 updates.keys.each do |attr|
90 if @object.send(attr).is_a? Hash and updates[attr].is_a? String
91 updates[attr] = Oj.load updates[attr]
94 if @object.update_attributes updates
97 self.render_error status: 422
102 @object ||= model_class.new params[model_class.to_s.singularize.to_sym]
104 redirect_to(params[:return_to] || @object)
109 redirect_to(params[:return_to] || :back)
111 self.render_error status: 422
116 if Thread.current[:arvados_api_token]
117 Thread.current[:user] ||= User.current
119 logger.error "No API token in Thread"
125 controller_name.classify.constantize
130 def find_object_by_uuid
131 if params[:id] and params[:id].match /\D/
132 params[:uuid] = params.delete :id
134 if params[:uuid].is_a? String
135 @object = model_class.find(params[:uuid])
137 @object = model_class.where(uuid: params[:uuid]).first
142 Thread.current[:arvados_api_token] = nil
143 Thread.current[:user] = nil
147 def thread_with_api_token(login_optional = false)
149 try_redirect_to_login = true
150 if params[:api_token]
151 try_redirect_to_login = false
152 Thread.current[:arvados_api_token] = params[:api_token]
153 # Before copying the token into session[], do a simple API
154 # call to verify its authenticity.
156 session[:arvados_api_token] = params[:api_token]
157 if !request.format.json? and request.method == 'GET'
158 # Repeat this request with api_token in the (new) session
159 # cookie instead of the query string. This prevents API
160 # tokens from appearing in (and being inadvisedly copied
161 # and pasted from) browser Location bars.
162 redirect_to request.fullpath.sub(%r{([&\?]api_token=)[^&\?]*}, '')
167 @errors = ['Invalid API token']
168 self.render_error status: 401
170 elsif session[:arvados_api_token]
171 # In this case, the token must have already verified at some
172 # point, but it might have been revoked since. We'll try
173 # using it, and catch the exception if it doesn't work.
174 try_redirect_to_login = false
175 Thread.current[:arvados_api_token] = session[:arvados_api_token]
178 rescue ArvadosApiClient::NotLoggedInException
179 try_redirect_to_login = true
182 logger.debug "No token received, session is #{session.inspect}"
184 if try_redirect_to_login
185 unless login_optional
188 if request.method == 'GET'
189 redirect_to $arvados_api_client.arvados_login_url(return_to: request.url)
191 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."
196 @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.']
197 self.render_error status: 422
201 # login is optional for this route so go on to the regular controller
202 Thread.current[:arvados_api_token] = nil
207 # Remove token in case this Thread is used for anything else.
208 Thread.current[:arvados_api_token] = nil
212 def thread_with_optional_api_token
213 thread_with_api_token(true) do
220 Link.where(uuid: 'just-verifying-my-api-token')
222 rescue ArvadosApiClient::NotLoggedInException
227 def ensure_current_user_is_admin
228 unless current_user and current_user.is_admin
229 @errors = ['Permission denied']
230 self.render_error status: 401
234 def check_user_agreements
235 if current_user && !current_user.is_active && current_user.is_invited
236 signatures = UserAgreement.signatures
237 @signed_ua_uuids = UserAgreement.signatures.map &:head_uuid
238 @required_user_agreements = UserAgreement.all.map do |ua|
239 if not @signed_ua_uuids.index ua.uuid
240 Collection.find(ua.uuid)
243 if @required_user_agreements.empty?
244 # No agreements to sign. Perhaps we just need to ask?
245 current_user.activate
246 if !current_user.is_active
247 logger.warn "#{current_user.uuid.inspect}: " +
248 "No user agreements to sign, but activate failed!"
251 if !current_user.is_active
252 render 'user_agreements/index'
259 return Rails.configuration.arvados_theme