Class: Knj::Table_writer

Inherits:
Object show all
Defined in:
lib/knj/table_writer.rb

Instance Method Summary collapse

Constructor Details

#initialize(args = {}) ⇒ Table_writer

Returns a new instance of Table_writer.



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# File 'lib/knj/table_writer.rb', line 2

def initialize(args = {})
  @args = args
  
  if !@args["filepath"]
    raise "No filepath was given."
  end
  
  if @args["format"] == "csv"
    @fp = File.open(@args["filepath"], "w")
  elsif @args["format"] == "excel5"
    require "spreadsheet"
    
    @wb = Spreadsheet::Workbook.new
    @ws = @wb.create_worksheet
    @row = 0
  else
    raise "Unsupported format: '#{@args["format"]}'."
  end
end

Instance Method Details

#close ⇒ Object 



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# File 'lib/knj/table_writer.rb', line 61

def close
  if @args["format"] == "csv"
    @fp.close
  elsif @args["format"] == "excel5"
    dirname = File.dirname(@args["filepath"])
    basename = File.basename(@args["filepath"], File.extname(@args["filepath"]))
    
    temp_path = "#{dirname}/#{basename}.xls"
    
    @wb.write(temp_path)
    @wb = nil
    @ws = nil
    
    FileUtils.mv(temp_path, @args["filepath"])
  else
    raise "Unsupported format: '#{@args["format"]}'."
  end
  
  return nil
end

#ext ⇒ Object 



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# File 'lib/knj/table_writer.rb', line 82

def ext
  if @args["format"] == "csv"
    return "csv"
  elsif @args["format"] == "excel5"
    return "xls"
  else
    raise "Unsupported format: '#{@args["format"]}'."
  end
end

#ftype ⇒ Object 



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# File 'lib/knj/table_writer.rb', line 92

def ftype
  if @args["format"] == "csv"
    return "text/csv"
  elsif @args["format"] == "excel5"
    return "application/ms-excel"
  else
    raise "Unsupported format: '#{@args["format"]}'."
  end
end

#write_row(arr) ⇒ Object 



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# File 'lib/knj/table_writer.rb', line 22

def write_row(arr)
  if @args["format"] == "csv"
    arr.each_index do |key|
      val = arr[key]
      
      if val.is_a?(Hash) and val["type"] == "decimal"
        arr[key] = Knj::Php.number_format(val["value"], @args["amount_decimals"], @args["amount_dsep"], @args["amount_tsep"])
      elsif val.is_a?(Hash) and val["type"] == "date"
        arr[key] = Knj::Php.date(@args["date_format"], val["value"])
      end
    end
    
    line_str = Knj::Csv.arr_to_csv(arr, @args["expl"], @args["surr"])
    
    #line_str = line_str.encode("iso8859-1") if @args["encoding"] == "iso8859-1"
    
    @fp.write(line_str)
  elsif @args["format"] == "excel5"
    col_count = 0
    arr.each do |val|
      if val.is_a?(Hash) and val["type"] == "decimal"
        @ws[@row, col_count] = Knj::Php.number_format(val["value"], @args["amount_decimals"], @args["amount_dsep"], @args["amount_tsep"])
      elsif val.is_a?(Hash) and val["type"] == "date"
        @ws[@row, col_count] = Knj::Php.date(@args["date_format"], val["value"])
      else
        @ws[@row, col_count] = val
      end
      
      col_count += 1
    end
    
    @row += 1
  else
    raise "Unsupported format: '#{@args["format"]}'."
  end
  
  return nil
end