Module: GoodData::CloudConnect::Helpers

Includes:
GoodData::CloudConnect
Defined in:
lib/cloud_connect/dsl/helpers.rb,
lib/cloud_connect/dsl/es_helpers.rb,
lib/cloud_connect/dsl/sf_helpers.rb,
lib/cloud_connect/dsl/structure_helpers.rb

Class Method Summary collapse

Class Method Details

.create_es_write_json(tap) ⇒ Object 



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# File 'lib/cloud_connect/dsl/es_helpers.rb', line 5

def self.create_es_write_json(tap)
  fail "Only tap should be used here. You provided \"#{tap}\"" unless tap[:type] == :tap
  {
    :entityName => tap[:id] || tap[:object],
    :fieldsMapping => tap[:fields].reduce({}) do |memo, f|

      if f.has_key?(:acts_as)

        f[:acts_as].each do |a|
          type = case a
          when "Id"
            "recordid"
          when "Timestamp"
            "timestamp"
          else
            f[:type] || "attribute"
          end
          memo[a] = {
            :name => a,
            :type => type
          }
        end
      else
        type = case f[:name]
        when "Id"
          "recordid"
        when "Timestamp"
          "timestamp"
        else
          f[:type] || "attribute"
        end

        memo[f[:name]] = {
          :name => f[:name],
          :type => type
        }
      end
      memo
    end

  }
end

.create_file_list_meta(builder) ⇒ Object 



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# File 'lib/cloud_connect/dsl/helpers.rb', line 107

def self.create_file_list_meta(builder)
  builder.Metadata({:id   => "file_list"}) do |builder|
    csv_metadata(builder, {
      :name   => "file_list",
      :fields => [
        {:name => "filePath", :type => "string"},
        {:name => "fileName", :type => "string"}
      ]
    })
  end
end

.create_lookup_meta(builder) ⇒ Object 



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# File 'lib/cloud_connect/dsl/helpers.rb', line 98

def self.create_lookup_meta(builder)
  builder.Metadata({:id   => "lookup_metadata"}) do |builder|
    csv_metadata(builder, {
      :name   => "lookup_metadata",
      :fields => [{:type => "string", :name => "key"}, {:type => "string", :name => "value"}]
    })
  end
end

.create_moving_graph(file, options = {}) ⇒ Object 



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# File 'lib/cloud_connect/dsl/helpers.rb', line 40

def self.create_moving_graph(file, options={})
  source = options[:source]
  target = options[:target]
  operation = options[:operation]
  force = options[:force] || false

  File.open(file, "w") do |file|
    builder = Builder::XmlMarkup.new(:target=>file, :indent=>2)
    builder.instruct! :xml, :version=>"1.0", :encoding=>"UTF-8"
    builder.Graph({
      :name => "File Copy"
    }) do
      builder.Global do
        builder.Metadata({:id   => "list_metadata"}) do |builder|
          Helpers::csv_metadata(builder, {
            :name => "list_metadata",
            :fields => [{:name=>"filePath", :type=>"string"}]
          })
        end
        Helpers::property_file(builder, {:id => "workspace_params", :fileURL => "workspace.prm"})
      end
      builder.Phase(:number => 0) do

        transformation_source = "function integer transform() {\n" + ([["filePath", "filePath"]].map {|t| "$out.0.#{t.last} = $in.0.#{t.first};"}.join("\n")) + "\nreturn OK;\n}"
        Core::build_node2(builder, Nodes.file_list2(:baseURL => target, :id => "file_list", :output_mapping => transformation_source))

        Core::build_node2(builder, Nodes.file_delete2(:baseURL => "${filePath}", :id => "file_delete"))
        Core::build_node2(builder, Nodes.edge2({:toNode => "file_delete:0", :fromNode => "file_list:0", :metadata => "list_metadata"}))
      end  
      builder.Phase(:number => 1) do
        Core::build_node2(builder, Nodes.file_copy2({:sourcePath => source, :targetPath => target, :operation => operation, :id => "file_copy"}))
      end
    end
  end
end

.create_read_error_meta(builder) ⇒ Object 



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# File 'lib/cloud_connect/dsl/helpers.rb', line 119

def self.create_read_error_meta(builder)
   builder.Metadata({:id   => "reader_error_metadata"}) do |builder|
     csv_metadata(builder, {
       :name   => "reader_error_metadata",
       :fields => [
         {:name => "line_number", :type => "integer"},
         {:name => "field_number", :type => "integer"},
         {:name => "record", :type => "string"},
         {:name => "message", :type => "string"},
         {:name => "file", :type => "string"}
       ]
     })
   end
end

.create_run_graph(file, options = {}) ⇒ Object 



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# File 'lib/cloud_connect/dsl/helpers.rb', line 149

def self.create_run_graph(file, options={})
  subgraphs = options[:subgraphs]
  flow = options[:flow]
  File.open(file, "w") do |file|
    builder = Builder::XmlMarkup.new(:target=>file, :indent=>2)
    builder.instruct! :xml, :version=>"1.0", :encoding=>"UTF-8"
    builder.Graph({
      :name => "Run graph"
    }) do
      builder.Global do
        property_file(builder, {:id => "workspace_params", :fileURL => "workspace.prm"})
        property_file(builder, {:id => "params_params", :fileURL => "params.prm"})
        create_trash_meta(builder)
        create_lookup_meta(builder)

      end
      phase = 0
      subgraphs.each do |subgraph|
        name = GoodData::Bam::Step.step_name(GoodData::Bam::Graph.create(:path => subgraph))
        # Pathname(subgraph).basename.to_s.chomp(Pathname(subgraph).extname)
        builder.Phase(:number => phase+1) do
          id1 = GoodData::CloudConnect::Nodes.get_id
          id2 = GoodData::CloudConnect::Nodes.get_id
          ctl = "function integer generate() {$out.0.all = \"FLOW=#{flow}\";return OK;}"
          Core::build_node2(builder, Nodes.data_generator2({:name => id1, :id => id1, :generate => ctl}))
          Core::build_node2(builder, Nodes.edge2({:toNode => "#{id2}:0", :fromNode => "#{id1}:0", :metadata => "trash_metadata"}))
          Core::build_node2(builder, Nodes.writer2({:name => "PARAMS CSV Writer", :id => "#{id2}", :fileURL => "params.prm", :outputFieldNames => "false", :quotedStrings => "false"}))
        end
        builder.Phase(:number => phase+2) do

          id1 = GoodData::CloudConnect::Nodes.get_id
          id2 = GoodData::CloudConnect::Nodes.get_id
          ctl = "function integer generate() {$out.0.all = \"NAME=#{name}\";return OK;}"
          Core::build_node2(builder, Nodes.data_generator2({:name => id1, :id => id1, :generate => ctl}))
          Core::build_node2(builder, Nodes.edge2({:toNode => "#{id2}:0", :fromNode => "#{id1}:0", :metadata => "trash_metadata"}))
          Core::build_node2(builder, Nodes.writer2({:name => "PARAMS CSV Writer", :id => "#{id2}", :fileURL => "params.prm", :outputFieldNames => "false", :append => "true", :quotedStrings => "false"}))
        end  

        builder.Phase(:number => phase+3) do
          Core::build_node2(builder, Nodes.run_graph2({:guiName => name, :name => name, :id => flow, :graphName => subgraph}))
        end
        phase += 4
      end
    end
  end
end

.create_run_graph_failure_metadata(builder) ⇒ Object 



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# File 'lib/cloud_connect/dsl/helpers.rb', line 134

def self.create_run_graph_failure_metadata(builder)
  builder.Metadata({:id   => "run_graph_failure_metadata"}) do |builder|
    csv_metadata(builder, {
      :name   => "run_graph_failure_metadata",
      :fields => [
        {:type => "string", :name => "graph"},
        {:type => "string", :name => "result"},
        {:type => "string", :name => "description"},
        {:type => "string", :name => "message"},
        {:type => "decimal", :name => "duration"}
      ]
    })
  end
end

.create_trash_meta(builder) ⇒ Object 



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# File 'lib/cloud_connect/dsl/helpers.rb', line 20

def self.create_trash_meta(builder)
  builder.Metadata({:id => "trash_metadata"}) do |builder|
    csv_metadata(builder, {
      :name   => "trash_metadata",
      :fields => [{:type => "string", :name => "all"}]
    })
  end
end

.csv_metadata(builder, description) ⇒ Object 



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# File 'lib/cloud_connect/dsl/helpers.rb', line 76

def self.csv_metadata(builder, description)
  sf_description = description.merge({
    :fieldDelimiter => ",",
    :recordDelimiter => "\\n",
    :type => "delimited",
  })
  metadata(builder, sf_description)
end

.generate_incremental_select(tap) ⇒ Object 



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# File 'lib/cloud_connect/dsl/sf_helpers.rb', line 14

def self.generate_incremental_select(tap)
  if tap[:condition].blank?
    tap[:condition] = "SystemModstamp > ${#{tap[:id]}_START} AND SystemModstamp <= ${#{tap[:id]}_END}"
  else
    tap[:condition] += " AND SystemModstamp > ${#{tap[:id]}_START} AND SystemModstamp <= ${#{tap[:id]}_END}"
  end
  generate_select(tap)
end

.generate_select(tap) ⇒ Object 



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# File 'lib/cloud_connect/dsl/sf_helpers.rb', line 5

def self.generate_select(tap)
  fields = tap[:fields].map do |f| 
    f.has_key?(:multi_currency) ? "convertCurrency(#{f[:name]})" : f[:name]
  end
  condition = tap[:condition].nil?() ? "" : "WHERE #{tap[:condition]}"
  limit = tap[:limit].nil?() ? "" : "LIMIT #{tap[:limit]}"
  "SELECT #{fields.join(', ')} FROM #{tap[:object]} #{condition} #{limit}"
end

.loop_over_file(file, options = {}) ⇒ Object 



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# File 'lib/cloud_connect/dsl/structure_helpers.rb', line 7

def self.loop_over_file(file, options={})
  file_to_loop = options[:file_to_loop]
  token = options[:token]
  graph_to_run = options[:graph_to_run]

  fail "token not defined" if token.blank?
  fail "file to loop if not defined" if file_to_loop.blank?
  fail "graph_to_run not defined" if graph_to_run.blank?


  File.open(file, "w") do |f|

    builder = Builder::XmlMarkup.new(:target=>f, :indent=>2)
    builder.instruct! :xml, :version=>"1.0", :encoding=>"UTF-8"
    builder.Graph({
      :name => "Contract Checker: File list reader"
    }) do
      builder.Global do
        Helpers::property_file(builder, {:id => "workspace_params", :fileURL => "workspace.prm"})
        Helpers::property_file(builder, {:id => "skiplines_params", :fileURL => "#{token}_counter.prm"})

        Helpers::create_trash_meta(builder)
        Helpers::create_run_graph_failure_metadata(builder)
        Helpers::create_file_list_meta(builder)

      end

    reformat_func = <<HEREDOC
function integer transform() {
    $out.0.all = "FILE=" + $in.0.filePath;
    return ALL;
}
HEREDOC

      builder.Phase(:number => 0) do
        Core::build_node2(builder, Nodes.reader2({
          :id => "#{token}_reader",
          :guiName => "#{token}_reader",
          :name => "#{token}_reader",
          :dataPolicy => "Strict",
          :skipRows => "${#{token}_SKIP_LINES}",
          :numRecords => 1,
          :fileURL => file_to_loop
        }))
        Core::build_node2(builder, Nodes.reformat2({:name => "#{token} Reformat", :id => "#{token}_reformat", :transformation => reformat_func }))
        Core::build_node2(builder, Nodes.edge2({:toNode => "#{token}_reformat:0", :fromNode => "#{token}_reader:0", :metadata => "file_list" }))
        Core::build_node2(builder, Nodes.writer2({:name => "PARAMS CSV Writer", :id => "#{token}_writer", :fileURL => "#{token}_item.prm" , :outputFieldNames => "false", :quotedStrings => "false"}))
        Core::build_node2(builder, Nodes.edge2({:toNode => "#{token}_writer:0", :fromNode => "#{token}_reformat:0", :metadata => "trash_metadata" }))
      end
      builder.Phase(:number => 1) do 

    reformat_func = <<HEREDOC
function integer transform() {
    $out.0.all = "#{graph_to_run}";
    return ALL;
}
HEREDOC

    fail_func = <<HEREDOC
function integer transform() {
  raiseError("Graph #{graph_to_run} failed");
}
HEREDOC
        Core::build_node2(builder, Nodes.reformat2({:name => "#{token} Reformat_graph", :id => "#{token}_reformat_graph", :transformation => reformat_func }))
        Core::build_node2(builder, Nodes.edge2({:toNode => "#{token}_reformat_graph:0", :fromNode => "#{token}_reformat:1", :metadata => "trash_metadata" }))
        Core::build_node2(builder, Nodes.run_graph2({:guiName => "#{token}_validate", :name => "#{token}_validate", :id => "#{token}_validate" }))
        Core::build_node2(builder, Nodes.edge2({:toNode => "#{token}_validate:0", :fromNode => "#{token}_reformat_graph:0", :metadata => "trash_metadata" }))
        Core::build_node2(builder, Nodes.reformat2({:name => "#{token} Reformat_fail", :id => "#{token}_reformat_fail", :transformation => fail_func }))
        Core::build_node2(builder, Nodes.edge2({:toNode => "#{token}_reformat_fail:0", :fromNode => "#{token}_validate:1", :metadata => "run_graph_failure_metadata" }))
        Core::build_node2(builder, Nodes.trash2({:name => "#{token}_trash", :id => "#{token}_trash", :debugPrint => true}))
        Core::build_node2(builder, Nodes.edge2({:toNode => "#{token}_trash:0", :fromNode => "#{token}_reformat_fail:0", :metadata => "run_graph_failure_metadata"}))

      end

      builder.Phase(:number => 2) do


        ctl = "function integer generate() {$out.0.all = \"#{token}_SKIP_LINES=\" + toString(${#{token}_SKIP_LINES} + 1);return OK;}"
        Core::build_node2(builder, Nodes.data_generator2({:name => "#{token}_generator", :id => "#{token}_generator", :generate => ctl}))
        Core::build_node2(builder, Nodes.writer2({:name => "PARAMS CSV Writer", :id => "#{token}_csv_writer", :fileURL => "#{token}_counter.prm", :outputFieldNames => "false", :quotedStrings => "false"}))
        Core::build_node2(builder, Nodes.edge2({:toNode => "#{token}_csv_writer:0", :fromNode => "#{token}_generator:0", :metadata => "trash_metadata" }))
      end
    end
  end
end

.metadata(builder, description) ⇒ Object 



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# File 'lib/cloud_connect/dsl/helpers.rb', line 85

def self.metadata(builder, description)
  builder.Record({
      :fieldDelimiter => description[:fieldDelimiter],
      :name => description[:name],
      :recordDelimiter => description[:recordDelimiter],
      :type => description[:type]
    }) do |record|
    description[:fields].each do |field|
      builder.Field :name => field[:name], :type => field[:type] || "string", :nullable => "true"
    end
  end
end

.property(builder, data) ⇒ Object 



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# File 'lib/cloud_connect/dsl/helpers.rb', line 5

def self.property(builder, data)
  builder.Property({
    :id => data[:id],
    :name => data[:name] || data[:id],
    :value => data[:value]
  })
end

.property_file(builder, data) ⇒ Object 



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# File 'lib/cloud_connect/dsl/helpers.rb', line 13

def self.property_file(builder, data)
  builder.Property({
    :id => data[:id],
    :fileURL => data[:fileURL]
  })
end

.save_metadata(filename, data) ⇒ Object 



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# File 'lib/cloud_connect/dsl/helpers.rb', line 29

def self.save_metadata(filename, data)
  dirname = File.dirname(filename)
  FileUtils.mkdir_p(dirname) unless File.directory?(dirname)
 
  File.open(filename, "w") do |file|
    builder = Builder::XmlMarkup.new(:target => file, :indent=>2)
    builder.instruct! :xml, :version=>"1.0", :encoding=>"UTF-8"  
    csv_metadata(builder, data)
  end
end

.sf_connection(builder, data) ⇒ Object 



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# File 'lib/cloud_connect/dsl/sf_helpers.rb', line 23

def self.sf_connection(builder, data)
  builder.Connection({
    :clientId => "${SFDC_CLIENT_ID}",
    :id => "SFDC",
    :loginHostname => "${SFDC_LOGIN_HOSTNAME}",
    :name => "${SFDC_NAME}",
    :password => "${SFDC_PASSWORD}",
    :passwordEncrypted => "true",
    :token => "${SFDC_TOKEN}",
    :type => "SFDC",
    :username => "${SFDC_USERNAME}",
    :passwordEncrypted => "false"
  })
end