Pike script which trim all whites in CSV data

csv_trim_all_whites.pike

#!/usr/bin/env pike

// This script take a dirty CSV as input
// Output a white-trimed CSV : spaces, tabs, CR, LF

// Set up the following
string in_dirty_path = "";
string out_clean_path = "";
int i_ve_set_file_paths = 0;


int main(int argc, array(string) argv)
{
  if(!i_ve_set_file_paths)
  {
    werror("You've not set up file paths\n");
    werror("Use the source, Luke\n");
    return 42;
  }

  object csv_file_in = Public.Standards.CSV.FILE(in_dirty_path);
  object csv_file_out = Public.Standards.CSV.FILE(out_clean_path,"tcow");

  // Looping over lines of the input CSV files
  foreach(csv_file_in; int csv_line_num; array csv_line_cont_dirty)
  {
    // Building clean data looping over the dirty cells of the current dirty line
    array csv_line_cont_clean = ({ });
    foreach(csv_line_cont_dirty; int index; string dirty_value)
    {
      csv_line_cont_clean += ({ String.trim_all_whites(dirty_value) });
    }

    csv_file_out->write_row(csv_line_cont_clean);
  }

  return 0;
}