# File lib/taskjuggler/reports/ReportBase.rb, line 21
    def initialize(report)
      @report = report
      @project = report.project
    end

# File lib/taskjuggler/reports/ReportBase.rb, line 27
    def a(attribute)
      @report.get(attribute)
    end

# File lib/taskjuggler/reports/ReportBase.rb, line 52
    def filterAccountList(list_, hideExpr, rollupExpr, openNodes)
      list = PropertyList.new(list_)
      if (accountroot = a('accountroot'))
        # Remove all accounts that are not descendents of the accountroot.
        list.delete_if { |account| !account.isChildOf?(accountroot) }
      end

      standardFilterOps(list, hideExpr, rollupExpr, openNodes, nil,
                        accountroot)
    end

# File lib/taskjuggler/reports/ReportBase.rb, line 99
    def filterResourceList(list_, task, hideExpr, rollupExpr, openNodes)
      list = PropertyList.new(list_)
      if (resourceRoot = a('resourceroot'))
        # Remove all resources that are not descendents of the resourceRoot.
        list.delete_if { |resource| !resource.isChildOf?(resourceRoot) }
      end

      if task
        # If we have a task we need to check that the resources are assigned
        # to the task in any of the reported scenarios.
        iv = TimeInterval.new(a('start'), a('end'))
        list.delete_if do |resource|
          delete = true
          a('scenarios').each do |scenarioIdx|
            if task.hasResourceAllocated?(scenarioIdx, iv, resource)
              delete = false
              break;
            end
          end
          delete
        end
      end

      standardFilterOps(list, hideExpr, rollupExpr, openNodes, task,
                        resourceRoot)
    end

# File lib/taskjuggler/reports/ReportBase.rb, line 67
    def filterTaskList(list_, resource, hideExpr, rollupExpr, openNodes)
      list = PropertyList.new(list_)
      if (taskRoot = a('taskroot'))
        # Remove all tasks that are not descendents of the taskRoot.
        list.delete_if { |task| !task.isChildOf?(taskRoot) }
      end

      if resource
        # If we have a resource we need to check that the resource is allocated
        # to the tasks in any of the reported scenarios within the report time
        # frame.
        list.delete_if do |task|
          delete = true
          a('scenarios').each do |scenarioIdx|
            iv = TimeInterval.new(a('start'), a('end'))
            if task.hasResourceAllocated?(scenarioIdx, iv, resource)
              delete = false
              break;
            end
          end
          delete
        end
      end

      standardFilterOps(list, hideExpr, rollupExpr, openNodes, resource,
                        taskRoot)
    end

# File lib/taskjuggler/reports/ReportBase.rb, line 31
    def generateIntermediateFormat
      query = @report.project.reportContexts.last.query
      %w( header left center right footer
          prolog headline caption epilog ).each do |name|
        next unless (text = a(name))

        text.setQuery(query)
      end
    end

# File lib/taskjuggler/reports/ReportBase.rb, line 45
    def to_csv
      raise 'This function must be overriden by derived classes.'
    end

# File lib/taskjuggler/reports/ReportBase.rb, line 41
    def to_html
      raise 'This function must be overriden by derived classes.'
    end