Class: CDMDEXER::OaiRequest
- Inherits:
-
Object
- Object
- CDMDEXER::OaiRequest
- Defined in:
- lib/cdmdexer/oai_request.rb
Overview
Light wrapper around OAI requests Enhances OAI responses with handles sets, records, etc and adds a little extra value to their data with a keyed set lookup, filters for deleted and non-deleted records
Instance Attribute Summary collapse
-
#client ⇒ Object
readonly
Returns the value of attribute client.
-
#endpoint_url ⇒ Object
readonly
Returns the value of attribute endpoint_url.
-
#resumption_token ⇒ Object
readonly
Returns the value of attribute resumption_token.
-
#set_spec ⇒ Object
readonly
Returns the value of attribute set_spec.
Instance Method Summary collapse
- #deletable_ids ⇒ Object
-
#initialize(endpoint_url: '', resumption_token: nil, set_spec: nil, client: Net::HTTP) ⇒ OaiRequest
constructor
A new instance of OaiRequest.
- #next_resumption_token ⇒ Object
- #records ⇒ Object
- #set_lookup ⇒ Object
- #sets ⇒ Object
- #updatables ⇒ Object
Constructor Details
#initialize(endpoint_url: '', resumption_token: nil, set_spec: nil, client: Net::HTTP) ⇒ OaiRequest
Returns a new instance of OaiRequest.
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# File 'lib/cdmdexer/oai_request.rb', line 15 def initialize(endpoint_url: '', resumption_token: nil, set_spec: nil, client: Net::HTTP) @endpoint_url = endpoint_url @resumption_token = resumption_token @client = client @set_spec = set_spec ? "&set=#{set_spec}" : '' end |
Instance Attribute Details
#client ⇒ Object (readonly)
Returns the value of attribute client.
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# File 'lib/cdmdexer/oai_request.rb', line 10 def client @client end |
#endpoint_url ⇒ Object (readonly)
Returns the value of attribute endpoint_url.
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# File 'lib/cdmdexer/oai_request.rb', line 10 def endpoint_url @endpoint_url end |
#resumption_token ⇒ Object (readonly)
Returns the value of attribute resumption_token.
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# File 'lib/cdmdexer/oai_request.rb', line 10 def resumption_token @resumption_token end |
#set_spec ⇒ Object (readonly)
Returns the value of attribute set_spec.
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# File 'lib/cdmdexer/oai_request.rb', line 10 def set_spec @set_spec end |
Instance Method Details
#deletable_ids ⇒ Object
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# File 'lib/cdmdexer/oai_request.rb', line 46 def deletable_ids records.select { |record| record['status'] == 'deleted' } .map { |record| record[:id] } end |
#next_resumption_token ⇒ Object
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# File 'lib/cdmdexer/oai_request.rb', line 42 def next_resumption_token identifier_request.at_path('OAI_PMH/ListIdentifiers/resumptionToken') end |
#records ⇒ Object
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# File 'lib/cdmdexer/oai_request.rb', line 25 def records headers.map do |header| header.merge( id: header['identifier'].split(':').last.split('/').join(':') ) end end |
#set_lookup ⇒ Object
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# File 'lib/cdmdexer/oai_request.rb', line 38 def set_lookup sets.inject({}) { |memo, set| memo.merge(to_key(set)) } end |
#sets ⇒ Object
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# File 'lib/cdmdexer/oai_request.rb', line 33 def sets # Ensure a result of one set is still an array @sets ||= force_array request(sets_endpoint_url).at_path('OAI_PMH/ListSets/set') end |
#updatables ⇒ Object
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# File 'lib/cdmdexer/oai_request.rb', line 51 def updatables records.reject { |record| record['status'] == 'deleted' } end |