Class: SheetData

Inherits:
Object
  • Object
show all
Extended by:
Logging
Defined in:
lib/sheetdata.rb

Constant Summary collapse

@@log = 
init_logger(STDOUT, Logger::INFO)
@@file = 
nil
@@workbook = 
nil

Class Method Summary collapse

Methods included from Logging

init_logger, log_level=, log_target=

Methods included from File_Checking

#file_check, file_check

Class Method Details

.workbook(file) ⇒ Object 



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# File 'lib/sheetdata.rb', line 48

def self::workbook(file)
  @@file = file
  if !@@workbook
    begin
      magic, mime = file_type
      @@workbook = case mime
                   when ODS_MIME 
                     if magic.match ODS_Magic
                       @@log.debug('ODS')
                       Roo::Spreadsheet::open(@@file, extension: :ods ) 
                     end
                   when XLS_MIME 
                     if magic.match XLS_Magic
                       @@log.debug('XLS')
                       Roo::Spreadsheet::open(@@file, extension: :xls ) 
                     end
                   when XLSX_MIME 
                     if magic.match XLSX_Magic
                       @@log.debug('XLSX')
                       Roo::Spreadsheet::open(@@file, extension: :xlsx ) 
                     end
                   when CSV_MIME
                     raise IOError.new('CSV is not yet supported, sorry')
                   else
                     raise IOError.new('Mime-Type is ' << mime << ' and Magic sais: ' << magic << ". Is this supposed to be a spreadsheet?")
                   end
    rescue Exception => ex
      msg = 'ERROR! File %s is not supported: %s' %[@@file, ex.message]  
      puts msg
      @log.error yellow(msg)
      exit false
    end			

    return @@workbook
  end
end