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pulibrary / tigerdata-app / 93cce249-3dee-4f64-bd68-4e50b5cbf48e

21 Oct 2025 09:49PM UTC coverage: 82.779% (+1.5%) from 81.319%
93cce249-3dee-4f64-bd68-4e50b5cbf48e

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Stop mediaflux when we stop everything else (#2066)

Ref #2065

2490 of 3008 relevant lines covered (82.78%)

226.2 hits per line

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69.05
/app/models/mediaflux/iterator_request.rb
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# frozen_string_literal: true
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module Mediaflux
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  class IteratorRequest < Request
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    # Constructor
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    # @param session_token [String] the API token for the authenticated session
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    # @iterator [Int] The iterator returned by Mediaflux (via QueryRequest)
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    def initialize(session_token:, iterator:, action: "get-values", size: nil)
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      super(session_token: session_token)
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      @iterator = iterator
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      @size = size
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      @action = action
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    end
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    # Specifies the Mediaflux service to use when running a query
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    # @return [String]
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    def self.service
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      "asset.query.iterate"
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    end
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    # Returns hash with the files fetched in this iteration as well as a flag on whether we are
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    # done iterating (complete=true) or if we need to keep iterating
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    def result
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      xml = response_xml
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      {
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        files: parse_files(xml),
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        complete: xml.xpath("/response/reply/result/iterated/@complete").text == "true",
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        count: xml.xpath("/response/reply/result/iterated").text.to_i
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      }
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    end
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    private
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      def build_http_request_body(name:)
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        super do |xml|
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          xml.args do
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            xml.id @iterator
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            xml.size @size if @size.present?
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          end
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        end
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      end
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      def parse_files(xml)
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        case @action
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        when "get-name"
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          parse_get_name(xml)
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        when "get-meta"
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          parse_get_meta(xml)
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        when "get-values"
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          parse_get_values(xml)
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        else
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          raise "Cannot parse result. Unknow action: #{@action}."
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        end
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      end
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      # Extracts file information when the request was made with the "action: get-name" parameter
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      def parse_get_name(xml)
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        files = []
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        xml.xpath("/response/reply/result/name").each do |node|
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          file = Mediaflux::Asset.new(
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            id: node.xpath("./@id").text,
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            name: node.text,
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            collection: node.xpath("./@collection").text == "true"
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          )
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          files << file
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        end
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        files
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      end
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      # Extracts file information when the request was made with the "action: get-meta" parameter
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      def parse_get_meta(xml)
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        files = []
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        xml.xpath("/response/reply/result/asset").each do |node|
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          file = Mediaflux::Asset.new(
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            id: node.xpath("./@id").text,
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            name: node.xpath("./name").text,
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            path: node.xpath("./path").text,
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            collection: node.xpath("./@collection").text == "true",
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            size: node.xpath("./content/@total-size").text.to_i,
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            last_modified_mf: node.xpath("mtime").text
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          )
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          files << file
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        end
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        files
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      end
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      # Extracts file information when the request was made with the "action: get-values" parameter
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      # Notice that this code is coupled with the fields defined in QueryRequest.
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      def parse_get_values(xml)
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        files = []
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        xml.xpath("/response/reply/result/asset").each do |node|
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          file = Mediaflux::Asset.new(
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            id: node.xpath("./@id").text,
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            name: node.xpath("./name").text,
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            path: node.xpath("./path").text,
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            collection: node.xpath("./collection").text == "true",
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            size: node.xpath("./total-size").text.to_i,
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            last_modified_mf: node.xpath("mtime").text
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          )
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          files << file
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        end
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        files
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      end
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  end
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end
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