mirror of https://github.com/apache/lucene.git
88 lines
2.3 KiB
Ruby
Executable File
88 lines
2.3 KiB
Ruby
Executable File
# The ASF licenses this file to You under the Apache License, Version 2.0
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# (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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require 'marc'
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require 'solr'
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solr_url = ENV["SOLR_URL"] || "http://localhost:8983/solr"
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marc_filename = ARGV[0]
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debug = ARGV[1] == "-debug"
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$KCODE = 'UTF8'
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mapping = {
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# :solr_field_name => String
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# :solr_field_name => Array of Strings
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# :solr_field_name => Proc [Proc operates on record]
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# String = 3 digit control field number or 3 digit data field number + subfield letter
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:id => '001',
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:subject_genre_facet => ['600v', '610v', '611v', '651v', '650v', '655a'],
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:subject_era_facet => ['650y', '651y'],
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:subject_topic_facet => ['650a', '650x'],
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:title_text => '245a',
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:author_text => '100a',
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}
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connection = Solr::Connection.new(solr_url)
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reader = MARC::Reader.new(marc_filename)
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count = 0
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def extract_record_data(record, fields)
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extracted_data = []
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fields.each do |field|
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tag = field[0,3]
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extracted_fields = record.find_all {|f| f.tag === tag}
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extracted_fields.each do |field_instance|
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if tag < '010' # control field
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extracted_data << field_instance.value rescue nil
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else # data field
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subfield = field[3].chr
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extracted_data << field_instance[subfield] rescue nil
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end
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end
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end
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extracted_data.compact.uniq
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end
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for record in reader
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doc = {}
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mapping.each do |key,value|
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data = nil
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case value
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when Proc
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data = value.call(record)
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when String, Array
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data = extract_record_data(record, value)
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data = nil if data.empty?
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end
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doc[key] = data if data
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end
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puts doc.inspect,"------" if debug
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connection.send(Solr::Request::AddDocument.new(doc)) unless debug
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count += 1
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puts count if count % 100 == 0
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end
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connection.send(Solr::Request::Commit.new) unless debug
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