Class: Ldp::Orm
- Inherits:
-
Object
- Object
- Ldp::Orm
- Defined in:
- lib/ldp/orm.rb
Instance Attribute Summary collapse
-
#last_response ⇒ Object
readonly
Returns the value of attribute last_response.
-
#resource ⇒ Object
readonly
Returns the value of attribute resource.
Instance Method Summary collapse
- #create ⇒ Object
- #delete ⇒ Object
- #graph ⇒ Object
-
#initialize(resource) ⇒ Orm
constructor
A new instance of Orm.
- #new? ⇒ Boolean
- #persisted? ⇒ Boolean
- #query(*args, &block) ⇒ Object
- #reload ⇒ Object
- #save ⇒ Object
- #save! ⇒ Object
- #subject_uri ⇒ Object
- #value(predicate) ⇒ Object
Constructor Details
#initialize(resource) ⇒ Orm
Returns a new instance of Orm.
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# File 'lib/ldp/orm.rb', line 7 def initialize resource @resource = resource end |
Instance Attribute Details
#last_response ⇒ Object (readonly)
Returns the value of attribute last_response.
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# File 'lib/ldp/orm.rb', line 5 def last_response @last_response end |
#resource ⇒ Object (readonly)
Returns the value of attribute resource.
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# File 'lib/ldp/orm.rb', line 4 def resource @resource end |
Instance Method Details
#create ⇒ Object
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# File 'lib/ldp/orm.rb', line 47 def create Ldp.instrument 'create.orm.ldp', subject: subject_uri do # resource.create returns a reloaded resource which causes any default URIs (e.g. "<>") # in the graph to be transformed to routable URIs Ldp::Orm.new resource.create end end |
#delete ⇒ Object
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# File 'lib/ldp/orm.rb', line 75 def delete Ldp.instrument 'delete.orm.ldp', subject: subject_uri do resource.delete end end |
#graph ⇒ Object
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# File 'lib/ldp/orm.rb', line 23 def graph Ldp.instrument 'graph.orm.ldp', subject: subject_uri do resource.graph end end |
#new? ⇒ Boolean
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# File 'lib/ldp/orm.rb', line 15 def new? resource.new? end |
#persisted? ⇒ Boolean
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# File 'lib/ldp/orm.rb', line 19 def persisted? !new? end |
#query(*args, &block) ⇒ Object
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# File 'lib/ldp/orm.rb', line 35 def query *args, &block Ldp.instrument 'query.orm.ldp', subject: subject_uri do graph.query *args, &block end end |
#reload ⇒ Object
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# File 'lib/ldp/orm.rb', line 41 def reload Ldp.instrument 'reload.orm.ldp', subject: subject_uri do Ldp::Orm.new resource.reload end end |
#save ⇒ Object
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# File 'lib/ldp/orm.rb', line 55 def save Ldp.instrument 'save.orm.ldp', subject: subject_uri do response = create_or_update response.success? end rescue Ldp::HttpError false end |
#save! ⇒ Object
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# File 'lib/ldp/orm.rb', line 65 def save! result = create_or_update if result.is_a? RDF::Enumerable raise Ldp::GraphDifferenceException, 'Graph failed to persist', result end result end |
#subject_uri ⇒ Object
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# File 'lib/ldp/orm.rb', line 11 def subject_uri resource.subject_uri end |
#value(predicate) ⇒ Object
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# File 'lib/ldp/orm.rb', line 29 def value predicate graph.query(:subject => subject_uri, :predicate => predicate).map do |stmt| stmt.object end end |