# File lib/taskjuggler/reports/Report.rb, line 47
    def initialize(project, id, name, parent)
      super(project.reports, id, name, parent)
      @messageHandler = MessageHandlerInstance.instance
      checkFileName(name)
      project.addReport(self)

      # The type specifier must be set for every report. It tells whether this
      # is a task, resource, text or other report.
      @typeSpec = nil
      # Reports don't really have any scenario specific attributes. But the
      # flag handling code assumes they are. To use flags, we need them as
      # well.
      @data = Array.new(@project.scenarioCount, nil)
      @project.scenarioCount.times do |i|
        ReportScenario.new(self, i, @scenarioAttributes[i])
      end
    end

# File lib/taskjuggler/reports/Report.rb, line 70
    def generate(requestedFormats = nil)
      oldTimeZone = TjTime.setTimeZone(get('timezone'))

      generateIntermediateFormat

      # We either generate the requested formats or the list of formats that
      # was specified in the report definition.
      (requestedFormats || get('formats')).each do |format|
        if @name.empty?
          error('empty_report_file_name',
                "Report #{@id} has output formats requested, but the " +
                "file name is empty.")
        end

        case format
        when :iCal
          generateICal
        when :html
          generateHTML
          copyAuxiliaryFiles
        when :csv
          generateCSV
        when :ctags
          generateCTags
        when :niku
          generateNiku
        when :tjp
          generateTJP
        else
          raise 'Unknown report output format #{format}.'
        end
      end

      TjTime.setTimeZone(oldTimeZone)
      0
    end

# File lib/taskjuggler/reports/Report.rb, line 109
    def generateIntermediateFormat
      if get('scenarios').empty?
        warning('all_scenarios_disabled',
                "The report #{fullId} has only disabled scenarios. The " +
                "report will possibly be empty.")
      end

      @content = nil
      case @typeSpec
      when :accountreport
        @content = AccountListRE.new(self)
      when :export
        @content = TjpExportRE.new(self)
      when :iCal
        @content = ICalReport.new(self)
      when :niku
        @content = NikuReport.new(self)
      when :resourcereport
        @content = ResourceListRE.new(self)
      when :tagfile
        @content = TagFile.new(self)
      when :textreport
        @content = TextReport.new(self)
      when :taskreport
        @content = TaskListRE.new(self)
      when :tracereport
        @content = TraceReport.new(self)
      when :statusSheet
        @content = StatusSheetReport.new(self)
      when :timeSheet
        @content = TimeSheetReport.new(self)
      else
        raise "Unknown report type"
      end

      # Most output format can be generated from a common intermediate
      # representation of the elements. We generate that IR first.
      @content.generateIntermediateFormat if @content
    end

# File lib/taskjuggler/reports/Report.rb, line 157
    def interactive?
      @project.reportContexts.first.report.get('interactive')
    end

# File lib/taskjuggler/reports/Report.rb, line 150
    def to_html
      @content ? @content.to_html : nil
    end