Class: Exlibris::Aleph::Rest

Inherits:
Object
  • Object
show all
Includes:
HTTParty
Defined in:
lib/exlibris/aleph/rest.rb

Overview

Overview

Base implementation for Aleph REST APIs.

Not intended for use on its own, but should instead be extended by implementing classes.

Direct Known Subclasses

Patron, Record

Instance Method Summary collapse

Constructor Details

#initialize(uri) ⇒ Rest

Create and instance of Exlibris::Aleph::Rest for the given Aleph URI.



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# File 'lib/exlibris/aleph/rest.rb', line 12

def initialize(uri)
  @uri = uri
  raise "Initialization error in #{self.class}. Missing URI." if @uri.nil?
end

Instance Method Details

#error ⇒ Object

Returns the error associated with the request. Returns nil if no error.



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# File 'lib/exlibris/aleph/rest.rb', line 19

def error
  return nil if reply_code == "0000" 
  return "#{reply_text}"
end

#reply_code ⇒ Object

Returns the reply code associate with the request.



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# File 'lib/exlibris/aleph/rest.rb', line 25

def reply_code
  return "No response." if @response.nil?
  return (not @response.first.last.kind_of?(Hash) or @response.first.last["reply_code"].nil?) ? "Unexpected response hash." : @response.first.last["reply_code"] if @response.instance_of?(Hash)
  response_match = @response.match(/\<reply-code\>(.+)\<\/reply-code\>/) if @response.instance_of?(String)
  return (response_match.nil?) ? "Unexpected response string." : response_match[1] if @response.instance_of?(String)
  return "Unexpected response type."
end

#reply_text ⇒ Object

Returns the reply text associate with the request.



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# File 'lib/exlibris/aleph/rest.rb', line 34

def reply_text
  return "No response." if @response.nil?
  return (not @response.first.last.kind_of?(Hash) or @response.first.last["reply_text"].nil?) ? "Unexpected response hash." : @response.first.last["reply_text"] if @response.instance_of?(Hash)
  response_match = @response.match(/\<reply-text\>(.+)\<\/reply-text\>/) if @response.instance_of?(String)
  return (response_match.nil?) ? "Unexpected response string." : response_match[1] if @response.instance_of?(String)
  return "Unexpected response type."
end