1 class ArvadosBase < ActiveRecord::Base
2 self.abstract_class = true
3 attr_accessor :attribute_sortkey
5 def self.uuid_infix_object_kind
6 @@uuid_infix_object_kind ||=
9 $arvados_api_client.discovery[:schemas].each do |name, schema|
10 if schema[:uuidPrefix]
11 infix_kind[schema[:uuidPrefix]] =
12 'arvados#' + name.to_s.camelcase(:lower)
16 # Recognize obsolete types.
18 merge('mxsvm' => 'arvados#pipelineTemplate', # Pipeline
19 'uo14g' => 'arvados#pipelineInstance', # PipelineInvocation
20 'ldvyl' => 'arvados#group') # Project
24 def initialize raw_params={}
26 super self.class.permit_attribute_params(raw_params)
28 logger.debug raw_params
29 logger.debug self.class.permit_attribute_params(raw_params).inspect
30 logger.debug self.class.attribute_info.inspect
33 @attribute_sortkey ||= {
36 'owner_uuid' => '001',
37 'created_at' => '002',
38 'modified_at' => '003',
39 'modified_by_user_uuid' => '004',
40 'modified_by_client_uuid' => '005',
45 'updated_at' => 'zzz-999'
50 return @columns unless @columns.nil?
52 @attribute_info ||= {}
53 schema = $arvados_api_client.discovery[:schemas][self.to_s.to_sym]
54 return @columns if schema.nil?
55 schema[:properties].each do |k, coldef|
60 if coldef[:type] == coldef[:type].downcase
61 # boolean, integer, etc.
62 @columns << column(k, coldef[:type].to_sym)
65 @columns << column(k, :text)
66 serialize k, coldef[:type].constantize
68 @attribute_info[k] = coldef
74 def self.column(name, sql_type = nil, default = nil, null = true)
75 ActiveRecord::ConnectionAdapters::Column.new(name.to_s, default, sql_type.to_s, null)
78 def self.attribute_info
83 def self.find(uuid, opts={})
84 if uuid.class != String or uuid.length < 27 then
85 raise 'argument to find() must be a uuid string. Acceptable formats: warehouse locator or string with format xxxxx-xxxxx-xxxxxxxxxxxxxxx'
88 # Only do one lookup on the API side per {class, uuid, workbench
89 # request} unless {cache: false} is given via opts.
90 cache_key = "request_#{Thread.current.object_id}_#{self.to_s}_#{uuid}"
91 if opts[:cache] == false
92 Rails.cache.write cache_key, $arvados_api_client.api(self, '/' + uuid)
94 hash = Rails.cache.fetch cache_key do
95 $arvados_api_client.api(self, '/' + uuid)
97 new.private_reload(hash)
100 def self.order(*args)
101 ArvadosResourceList.new(self).order(*args)
104 def self.filter(*args)
105 ArvadosResourceList.new(self).filter(*args)
108 def self.where(*args)
109 ArvadosResourceList.new(self).where(*args)
112 def self.limit(*args)
113 ArvadosResourceList.new(self).limit(*args)
116 def self.eager(*args)
117 ArvadosResourceList.new(self).eager(*args)
121 ArvadosResourceList.new(self).all(*args)
124 def self.permit_attribute_params raw_params
125 # strong_parameters does not provide security in Workbench: anyone
126 # who can get this far can just as well do a call directly to our
127 # database (Arvados) with the same credentials we use.
128 ActionController::Parameters.new(raw_params).permit!
131 def self.create raw_params={}
132 logger.error permit_attribute_params(raw_params).inspect
133 super(permit_attribute_params(raw_params))
136 def update_attributes raw_params={}
137 super(self.class.permit_attribute_params(raw_params))
142 self.class.columns.each do |col|
143 obdata[col.name.to_sym] = self.send(col.name.to_sym)
146 postdata = { self.class.to_s.underscore => obdata }
148 postdata['_method'] = 'PUT'
150 resp = $arvados_api_client.api(self.class, '/' + uuid, postdata)
152 resp = $arvados_api_client.api(self.class, '', postdata)
154 return false if !resp[:etag] || !resp[:uuid]
156 # set read-only non-database attributes
160 # attributes can be modified during "save" -- we should update our copies
161 resp.keys.each do |attr|
162 if self.respond_to? "#{attr}=".to_sym
163 self.send(attr.to_s + '=', resp[attr.to_sym])
173 self.save or raise Exception.new("Save failed")
178 postdata = { '_method' => 'DELETE' }
179 resp = $arvados_api_client.api(self.class, '/' + uuid, postdata)
180 resp[:etag] && resp[:uuid] && resp
188 o.merge!(args.pop) if args[-1].is_a? Hash
189 o[:link_class] ||= args.shift
190 o[:name] ||= args.shift
191 o[:tail_uuid] = self.uuid
193 return all_links.select do |m|
198 if (v.respond_to?(:uuid) ? v.uuid : v.to_s) != (test_v.respond_to?(:uuid) ? test_v.uuid : test_v.to_s)
206 @links = $arvados_api_client.api Link, '', { _method: 'GET', where: o, eager: true }
207 @links = $arvados_api_client.unpack_api_response(@links)
211 return @all_links if @all_links
212 res = $arvados_api_client.api Link, '', {
215 tail_kind: self.kind,
220 @all_links = $arvados_api_client.unpack_api_response(res)
224 private_reload(self.uuid)
227 def private_reload(uuid_or_hash)
228 raise "No such object" if !uuid_or_hash
229 if uuid_or_hash.is_a? Hash
232 hash = $arvados_api_client.api(self.class, '/' + uuid_or_hash)
235 if self.respond_to?(k.to_s + '=')
236 self.send(k.to_s + '=', v)
238 # When ArvadosApiClient#schema starts telling us what to expect
239 # in API responses (not just the server side database
240 # columns), this sort of awfulness can be avoided:
241 self.instance_variable_set('@' + k.to_s, v)
242 if !self.respond_to? k
243 singleton = class << self; self end
244 singleton.send :define_method, k, lambda { instance_variable_get('@' + k.to_s) }
261 def attributes_for_display
262 self.attributes.reject { |k,v|
263 attribute_sortkey.has_key?(k) and !attribute_sortkey[k]
265 attribute_sortkey[k] or k
274 (current_user and current_user.is_active and
275 (current_user.is_admin or
276 current_user.uuid == self.owner_uuid))
279 def attribute_editable?(attr)
280 if "created_at modified_at modified_by_user_uuid modified_by_client_uuid updated_at".index(attr.to_s)
282 elsif not (current_user.andand.is_active)
284 elsif "uuid owner_uuid".index(attr.to_s) or current_user.is_admin
285 current_user.is_admin
287 current_user.uuid == self.owner_uuid or current_user.uuid == self.uuid
291 def self.resource_class_for_uuid(uuid, opts={})
292 if uuid.is_a? ArvadosBase
295 unless uuid.is_a? String
298 if opts[:class].is_a? Class
301 if uuid.match /^[0-9a-f]{32}(\+[^,]+)*(,[0-9a-f]{32}(\+[^,]+)*)*$/
305 uuid.match /^[0-9a-z]{5}-([0-9a-z]{5})-[0-9a-z]{15}$/ do |re|
306 resource_class ||= $arvados_api_client.
307 kind_class(self.uuid_infix_object_kind[re[1]])
309 if opts[:referring_object] and
310 opts[:referring_attr] and
311 opts[:referring_attr].match /_uuid$/
312 resource_class ||= $arvados_api_client.
313 kind_class(opts[:referring_object].
314 attributes[opts[:referring_attr].
315 sub(/_uuid$/, '_kind')])
320 def friendly_link_name
321 (name if self.respond_to? :name) || uuid
336 def self.current_user
337 Thread.current[:user] ||= User.current if Thread.current[:arvados_api_token]
338 Thread.current[:user]
341 self.class.current_user