Class: Gared::Primo

Inherits:
Object
  • Object
show all
Defined in:
lib/gared/primo.rb

Instance Method Summary collapse

Constructor Details

#initialize(url, institution) ⇒ Primo

Returns a new instance of Primo.



6
7
8
 
# File 'lib/gared/primo.rb', line 6

def initialize(url, institution)
  @options = {url: url, institution: institution}
end

Instance Method Details

#query_person(person) ⇒ Object 



13
14
 
# File 'lib/gared/primo.rb', line 13

def query_person(person)
end

#query_persons(q) ⇒ Object 



10
11
 
# File 'lib/gared/primo.rb', line 10

def query_persons(q)
end

#query_publication(publication) ⇒ Object 



19
20
 
# File 'lib/gared/primo.rb', line 19

def query_publication(publication)
end

#query_publications(q) ⇒ Object 



16
17
 
# File 'lib/gared/primo.rb', line 16

def query_publications(q)
end

#query_publications_by_person(person, ctx = nil) ⇒ Object

return in-memory Publication instances with associated Holdings



23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
 
# File 'lib/gared/primo.rb', line 23

def query_publications_by_person(person, ctx = nil)
  ret = []
  begin
    url = @options[:url]+"?institution=#{@options[:institution]}&query=creator,contains,#{URI.escape(person)}&indx=1&bulkSize=50&query=facet_rtype,exact,books}&json=true"
    json = JSON.parse(RestClient.get(url))
    total = json['SEGMENTS']['JAGROOT']['RESULT']['DOCSET']['@TOTALHITS'].to_i
    start_at = 1
    recs = json['SEGMENTS']['JAGROOT']['RESULT']['DOCSET']['DOC'] # stash the records
    while recs.length < total
      start_at += 50
      url = @options[:url]+"?institution=#{@options[:institution]}&query=creator,contains,#{URI.escape(person)}&indx=#{start_at}&bulkSize=50&query=facet_rtype,exact,books}&json=true"
      json = JSON.parse(RestClient.get(url))
      recs += json['SEGMENTS']['JAGROOT']['RESULT']['DOCSET']['DOC']
      sleep 1 # respect the server and avoid flood-blocking
    end
    recs.each do |r|
      begin
        deets = r['PrimoNMBib']['record']['display']
        p = Publication.new(ctx)
        p.title = deets['title']
        p.author_line = deets['creator']
        p.language = deets['language']
        p.notes = "#{deets['format']}\n#{deets['subject']}"
        p.publisher_line = deets['publisher']
        p.pub_year = deets['creationdate']
        p.source_id = r['PrimoNMBib']['record']['control']['sourcerecordid']
        # TODO: determine whether a scanned object exists
        h = Holding.new
        h.source_id = p.source_id
        h.source_name = 'Primo:'+@options[:institution]
        p.add_holding(h)
        ret << p
      rescue Exception
        puts $!
      end
    end
  rescue Exception
    puts $!
  end
  return ret
end