class Ddr::Index::CSVQueryResult
Constants
- CSV_MV_SEPARATOR
- DESCMD_HEADER_CONVERTER
- MAX_ROWS
Public Instance Methods
[](index_or_header)
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# File lib/ddr/index/csv_query_result.rb, line 27 def [](index_or_header) table.by_col_or_row![index_or_header] end
csv_headers()
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# File lib/ddr/index/csv_query_result.rb, line 55 def csv_headers query.fields.empty? ? :first_row : query_field_headings end
csv_opts()
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# File lib/ddr/index/csv_query_result.rb, line 35 def csv_opts { headers: csv_headers, return_headers: false, write_headers: true, header_converters: [ DESCMD_HEADER_CONVERTER ], } end
data()
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# File lib/ddr/index/csv_query_result.rb, line 71 def data raw = conn.get("select", params: solr_csv_params) raw.gsub(/\\#{CSV_MV_SEPARATOR}/, CSV_MV_SEPARATOR) end
delete_empty_columns!()
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# File lib/ddr/index/csv_query_result.rb, line 19 def delete_empty_columns! table.by_col!.delete_if { |c, vals| vals.all?(&:nil?) } end
each(&block)
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# File lib/ddr/index/csv_query_result.rb, line 23 def each(&block) table.by_row!.each(&block) end
query_field_headings()
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# File lib/ddr/index/csv_query_result.rb, line 51 def query_field_headings query.fields.map { |f| f.respond_to?(:heading) ? f.heading : f.to_s } end
solr_csv_header?()
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# File lib/ddr/index/csv_query_result.rb, line 59 def solr_csv_header? csv_headers == :first_row end
solr_csv_opts()
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# File lib/ddr/index/csv_query_result.rb, line 43 def solr_csv_opts { "csv.mv.separator" => CSV_MV_SEPARATOR, "csv.header" => solr_csv_header?, "rows" => solr_csv_rows, "wt" => "csv", } end
solr_csv_params()
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# File lib/ddr/index/csv_query_result.rb, line 67 def solr_csv_params params.merge(solr_csv_opts) end
solr_csv_rows()
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# File lib/ddr/index/csv_query_result.rb, line 63 def solr_csv_rows query.rows || MAX_ROWS end
table()
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# File lib/ddr/index/csv_query_result.rb, line 31 def table @table ||= CSV.parse(data, csv_opts) end