Method: GoodData::Project#replace_from_mapping

Defined in:
lib/gooddata/models/project.rb

#replace_from_mapping(mapping, opts = {}) ⇒ Object

Method used for walking through objects in project and trying to replace all occurences of some object for another object. This is typically used as a means for exchanging Date dimensions.

Parameters:

  • mapping (Array<Array>) —

    Mapping specifying what should be exchanged for what. As mapping should be used output of GoodData::Helpers.prepare_mapping.



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# File 'lib/gooddata/models/project.rb', line 1587

def replace_from_mapping(mapping, opts = {})
  default = {
    :purge => false,
    :dry_run => false
  }
  opts = default.merge(opts)
  dry_run = opts[:dry_run]

  if opts[:purge]
    GoodData.logger.info 'Purging old project definitions'
    reports.peach(&:purge_report_of_unused_definitions!)
  end

  fail ArgumentError, 'No mapping specified' if mapping.blank?
  rds = report_definitions

  {
    # data_permissions: data_permissions,
    variables: variables,
    dashboards: dashboards,
    metrics: metrics,
    report_definitions: rds
  }.each do |key, collection|
    GoodData.logger.info("Replacing #{key}")
    collection.peach do |item|
      new_item = item.replace(mapping)
      if new_item.json != item.json
        if dry_run
          GoodData.logger.info "Would save #{new_item.uri}. Running in dry run mode"
        else
          GoodData.logger.info "Saving #{new_item.uri}"
          new_item.save
        end
      else
        GoodData.logger.info "Ignore #{item.uri}"
      end
    end
  end

  GoodData.logger.info 'Replacing hidden metrics'
  local_metrics = mapping.map { |a, _| a }.pmapcat { |a| a.usedby('metric') }.select { |m| m['deprecated'] == '1' }.map { |m| m['link'] }.uniq
  GoodData.logger.info("Found #{local_metrics.count} metrics")
  local_metrics.pmap { |m| metrics(m) }.peach do |item|
    new_item = item.replace(mapping)
    if new_item.json != item.json
      if dry_run
        GoodData.logger.info "Would save #{new_item.uri}. Running in dry run mode"
      else
        GoodData.logger.info "Saving #{new_item.uri}"
        new_item.save
      end
    else
      GoodData.logger.info "Ignore #{item.uri}"
    end
  end

  GoodData.logger.info 'Replacing dashboard saved views'
  contexts = mapping.map { |a, _| a }.pmapcat { |a| a.usedby('executionContext') }.map { |a| GoodData::MdObject[a['link'], client: client, project: self] }
  GoodData.logger.info("Found #{contexts.count} dashboard saved views")
  contexts.peach do |item|
    new_item = GoodData::MdObject.replace_quoted(item, mapping)
    if new_item.json != item.json
      if dry_run
        GoodData.logger.info "Would save #{new_item.uri}. Running in dry run mode"
      else
        GoodData.logger.info "Saving #{new_item.uri}"
        new_item.save
      end
    else
      GoodData.logger.info "Ignore #{item.uri}"
    end
  end

  GoodData.logger.info 'Replacing variable values'
  variables.each do |var|
    var.values.peach do |val|
      val.replace(mapping).save unless dry_run
    end
  end

  {
    visualizations: MdObject.query('visualizationObject', MdObject, client: client, project: self),
    visualization_widgets: MdObject.query('visualizationWidget', MdObject, client: client, project: self),
    kpis: MdObject.query('kpi', MdObject, client: client, project: self)
  }.each do |key, collection|
    GoodData.logger.info "Replacing #{key}"
    collection.each do |item|
      new_item = MdObject.replace_quoted(item, mapping)
      if new_item.json != item.json
        if dry_run
          GoodData.logger.info "Would save #{new_item.uri}. Running in dry run mode"
        else
          GoodData.logger.info "Saving #{new_item.uri}"
          new_item.save
        end
      else
        GoodData.logger.info "Ignore #{item.uri}"
      end
    end
  end
  nil
end