Class: CFoundry::V2::Model
- Inherits:
-
Object
- Object
- CFoundry::V2::Model
- Defined in:
- lib/cfoundry/v2/model.rb
Direct Known Subclasses
App, Domain, Framework, Organization, Route, Runtime, Service, ServiceAuthToken, ServiceBinding, ServiceInstance, ServicePlan, Space, User
Class Attribute Summary collapse
-
.scoped_organization ⇒ Object
readonly
Returns the value of attribute scoped_organization.
-
.scoped_space ⇒ Object
readonly
Returns the value of attribute scoped_space.
Instance Attribute Summary collapse
-
#guid ⇒ Object
readonly
Returns the value of attribute guid.
Class Method Summary collapse
- .attribute(name, type, opts = {}) ⇒ Object
- .defaults ⇒ Object
- .scoped_to_organization(relation = :organization) ⇒ Object
- .scoped_to_space(relation = :space) ⇒ Object
- .to_many(plural, opts = {}) ⇒ Object
- .to_one(name, opts = {}) ⇒ Object
- .validate_type(val, type) ⇒ Object
- .value_matches?(val, type) ⇒ Boolean
Instance Method Summary collapse
-
#create! ⇒ Object
this does a bit of extra processing to allow for ‘delete!’ followed by ‘create!’.
- #delete! ⇒ Object
- #eql?(other) ⇒ Boolean (also: #==)
- #exists? ⇒ Boolean
- #hash ⇒ Object
-
#initialize(guid, client, manifest = nil) ⇒ Model
constructor
A new instance of Model.
- #inspect ⇒ Object
- #invalidate! ⇒ Object
- #manifest ⇒ Object
- #object_name ⇒ Object
- #update!(diff = {}) ⇒ Object
Constructor Details
#initialize(guid, client, manifest = nil) ⇒ Model
Returns a new instance of Model.
184 185 186 187 188 189 |
# File 'lib/cfoundry/v2/model.rb', line 184 def initialize(guid, client, manifest = nil) @guid = guid @client = client @manifest = manifest @diff = {} end |
Class Attribute Details
.scoped_organization ⇒ Object (readonly)
Returns the value of attribute scoped_organization.
6 7 8 |
# File 'lib/cfoundry/v2/model.rb', line 6 def scoped_organization @scoped_organization end |
.scoped_space ⇒ Object (readonly)
Returns the value of attribute scoped_space.
6 7 8 |
# File 'lib/cfoundry/v2/model.rb', line 6 def scoped_space @scoped_space end |
Instance Attribute Details
#guid ⇒ Object (readonly)
Returns the value of attribute guid.
182 183 184 |
# File 'lib/cfoundry/v2/model.rb', line 182 def guid @guid end |
Class Method Details
.attribute(name, type, opts = {}) ⇒ Object
44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 |
# File 'lib/cfoundry/v2/model.rb', line 44 def attribute(name, type, opts = {}) default = opts[:default] if has_default = opts.key?(:default) defaults[name] = default end define_method(name) { manifest[:entity][name] || default } define_method(:"#{name}=") { |val| unless has_default && val == default Model.validate_type(val, type) end @manifest ||= {} @manifest[:entity] ||= {} @manifest[:entity][name] = val @diff[name] = val } end |
.defaults ⇒ Object
40 41 42 |
# File 'lib/cfoundry/v2/model.rb', line 40 def defaults @defaults ||= {} end |
.scoped_to_organization(relation = :organization) ⇒ Object
67 68 69 |
# File 'lib/cfoundry/v2/model.rb', line 67 def scoped_to_organization(relation = :organization) @scoped_organization = relation end |
.scoped_to_space(relation = :space) ⇒ Object
71 72 73 |
# File 'lib/cfoundry/v2/model.rb', line 71 def scoped_to_space(relation = :space) @scoped_space = relation end |
.to_many(plural, opts = {}) ⇒ Object
113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 |
# File 'lib/cfoundry/v2/model.rb', line 113 def to_many(plural, opts = {}) singular = plural.to_s.sub(/s$/, "").to_sym object = opts[:as] || singular plural_object = :"#{object}s" kls = object.to_s.capitalize.gsub(/(.)_(.)/) do $1 + $2.upcase end define_method(plural) { |*args| depth, query = args if @manifest && @manifest[:entity].key?(plural) && !depth objs = @manifest[:entity][plural] if query find_by = query.keys.first find_val = query.values.first objs = objs.select { |o| o[:entity][find_by] == find_val } end objs.collect do |json| @client.send(:"make_#{object}", json) end else @client.send( :"#{plural_object}_from", "/v2/#{object_name}s/#@guid/#{plural}", depth || opts[:depth], query) end } define_method(:"#{plural}_url") { manifest[:entity][:"#{plural}_url"] } define_method(:"add_#{singular}") { |x| # TODO: reflect this change in the app manifest? Model.validate_type(x, CFoundry::V2.const_get(kls)) @client.base.request_path( Net::HTTP::Put, ["v2", "#{object_name}s", @guid, plural, x.guid], :accept => :json) } define_method(:"remove_#{singular}") { |x| # TODO: reflect this change in the app manifest? Model.validate_type(x, CFoundry::V2.const_get(kls)) @client.base.request_path( Net::HTTP::Delete, ["v2", "#{object_name}s", @guid, plural, x.guid], :accept => :json) } define_method(:"#{plural}=") { |xs| Model.validate_type(xs, [CFoundry::V2.const_get(kls)]) @manifest ||= {} @manifest[:entity] ||= {} @manifest[:entity][:"#{singular}_guids"] = @diff[:"#{singular}_guids"] = xs.collect(&:guid) } end |
.to_one(name, opts = {}) ⇒ Object
75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 |
# File 'lib/cfoundry/v2/model.rb', line 75 def to_one(name, opts = {}) obj = opts[:as] || name kls = obj.to_s.capitalize.gsub(/(.)_(.)/) do $1 + $2.upcase end default = opts[:default] if has_default = opts.key?(:default) defaults[:"#{name}_guid"] = default end define_method(name) { if @manifest && @manifest[:entity].key?(name) @client.send(:"make_#{obj}", @manifest[:entity][name]) elsif url = send("#{name}_url") @client.send(:"#{obj}_from", url, opts[:depth] || 1) else default end } define_method(:"#{name}_url") { manifest[:entity][:"#{name}_url"] } define_method(:"#{name}=") { |x| unless has_default && x == default Model.validate_type(x, CFoundry::V2.const_get(kls)) end @manifest ||= {} @manifest[:entity] ||= {} @manifest[:entity][:"#{name}_guid"] = @diff[:"#{name}_guid"] = x && x.guid } end |
.validate_type(val, type) ⇒ Object
34 35 36 37 38 |
# File 'lib/cfoundry/v2/model.rb', line 34 def validate_type(val, type) unless value_matches?(val, type) raise "invalid attribute; expected #{type.inspect} but got #{val.inspect}" end end |
.value_matches?(val, type) ⇒ Boolean
8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 |
# File 'lib/cfoundry/v2/model.rb', line 8 def value_matches?(val, type) case type when Class val.is_a?(type) when Regexp val.is_a?(String) && val =~ type when :url value_matches?(val, URI::regexp(%w(http https))) when :https_url value_matches?(val, URI::regexp("https")) when :boolean val.is_a?(TrueClass) || val.is_a?(FalseClass) when Array val.all? do |x| value_matches?(x, type.first) end when Hash val.is_a?(Hash) && type.all? { |name, subtype| val.key?(name) && value_matches?(val[name], subtype) } else val.is_a?(Object.const_get(type.to_s.capitalize)) end end |
Instance Method Details
#create! ⇒ Object
this does a bit of extra processing to allow for ‘delete!’ followed by ‘create!’
213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 |
# File 'lib/cfoundry/v2/model.rb', line 213 def create! payload = {} self.class.defaults.merge(@manifest[:entity]).each do |k, v| if v.is_a?(Hash) && v.key?(:metadata) # skip; there's a _guid attribute already elsif v.is_a?(Array) && v.all? { |x| x.is_a?(Hash) && x.key?(:metadata) } singular = k.to_s.sub(/s$/, "") payload[:"#{singular}_guids"] = v.collect do |x| if x.is_a?(Hash) && x.key?(:metadata) x[:metadata][:guid] else x end end elsif k.to_s.end_with?("_json") && v.is_a?(String) payload[k] = MultiJson.load(v) elsif k.to_s.end_with?("_url") else payload[k] = v end end @manifest = @client.base.send(:"create_#{object_name}", payload) @guid = @manifest[:metadata][:guid] @diff.clear true end |
#delete! ⇒ Object
258 259 260 261 262 263 264 265 266 267 268 269 270 |
# File 'lib/cfoundry/v2/model.rb', line 258 def delete! @client.base.send(:"delete_#{object_name}", @guid) @guid = nil @diff.clear if @manifest @manifest.delete :metadata end true end |
#eql?(other) ⇒ Boolean Also known as: ==
279 280 281 |
# File 'lib/cfoundry/v2/model.rb', line 279 def eql?(other) other.is_a?(self.class) && @guid == other.guid end |
#exists? ⇒ Boolean
272 273 274 275 276 277 |
# File 'lib/cfoundry/v2/model.rb', line 272 def exists? @client.base.send(object_name, @guid) true rescue CFoundry::APIError # TODO: NotFound would be better false end |
#hash ⇒ Object
284 285 286 |
# File 'lib/cfoundry/v2/model.rb', line 284 def hash @guid.hash end |
#inspect ⇒ Object
195 196 197 |
# File 'lib/cfoundry/v2/model.rb', line 195 def inspect "\#<#{self.class.name} '#@guid'>" end |
#invalidate! ⇒ Object
206 207 208 209 |
# File 'lib/cfoundry/v2/model.rb', line 206 def invalidate! @manifest = nil @diff = {} end |
#manifest ⇒ Object
191 192 193 |
# File 'lib/cfoundry/v2/model.rb', line 191 def manifest @manifest ||= @client.base.send(object_name, @guid) end |
#object_name ⇒ Object
199 200 201 202 203 204 |
# File 'lib/cfoundry/v2/model.rb', line 199 def object_name @object_name ||= self.class.name.split("::").last.gsub( /([a-z])([A-Z])/, '\1_\2').downcase end |
#update!(diff = {}) ⇒ Object
248 249 250 251 252 253 254 255 256 |
# File 'lib/cfoundry/v2/model.rb', line 248 def update!(diff = {}) diff = @diff.merge(diff) @manifest = @client.base.send(:"update_#{object_name}", @guid, diff) @diff.clear if diff == @diff true end |