```ruby
require 'spreadsheet'

class JournalSpreadsheet
  
  def self.template_file
    "#{Rails.root}/public/templates/nucore.journal.template.xls"
  end

  def self.write_journal_entry(rows, options={})
    # worksheet 0, row 1, column 0 (all 0 based) is where the first line of the first entry goes
    book   = Spreadsheet.open(options[:input_file] || JournalSpreadsheet.template_file)
    sheet1 = book.worksheets[0]
    srow   = 1

    # initialize client encoding
    # Spreadsheet.client_encoding = book.encoding
    Spreadsheet.client_encoding = 'UTF-8'

    # write journal date
    # sheet1.row(4)[1] = Time.zone.now.strftime("%m/%d/%Y")

    rows.each do |row|
      line  = sheet1.row(srow)

      line[0] = row.fund
      line[1] = row.dept
      line[2] = row.project
      line[3] = row.activity
      line[4] = row.program
      line[5] = row.account
      line[6] = row.amount
      line[7] = row.description
      line[8] = row.reference

      # increment row
      srow += 1
    end

    # write journal file
    output_file = options[:output_file] || "#{Rails.root}/nucore.journal.#{Time.zone.now.strftime("%Y%m%dT%H%M%S")}.xls"
    book.write(output_file)

    return output_file
  end

end```

Convert floats to strings for spreadsheet writing.
user
```ruby
require 'spreadsheet'

class JournalSpreadsheet
  
  def self.template_file
    "#{Rails.root}/public/templates/nucore.journal.template.xls"
  end

  def self.write_journal_entry(rows, options={})
    # worksheet 0, row 1, column 0 (all 0 based) is where the first line of the first entry goes
    book   = Spreadsheet.open(options[:input_file] || JournalSpreadsheet.template_file)
    sheet1 = book.worksheets[0]
    srow   = 1

    # initialize client encoding
    # Spreadsheet.client_encoding = book.encoding
    Spreadsheet.client_encoding = 'UTF-8'

    # write journal date
    # sheet1.row(4)[1] = Time.zone.now.strftime("%m/%d/%Y")

    rows.each do |row|
      line  = sheet1.row(srow)

      line[0] = row.fund
      line[1] = row.dept
      line[2] = row.project
      line[3] = row.activity
      line[4] = row.program
      line[5] = row.account
      line[6] = sprintf("%.2f", row.amount)
      line[7] = row.description
      line[8] = row.reference

      # increment row
      srow += 1
    end

    # write journal file
    output_file = options[:output_file] || "#{Rails.root}/nucore.journal.#{Time.zone.now.strftime("%Y%m%dT%H%M%S")}.xls"
    book.write(output_file)

    return output_file
  end

end```
assistant