function _parse_csv in Easychart 7.3

Helper function to parse the csv data into an array.

1 call to _parse_csv()

_easychart_update_csv_from_url in ./easychart.helpers.inc

Update the csv data from the url stored in the database.

File

./easychart.helpers.inc, line 68

Easychart helpers.

Code

function _parse_csv($csv_string, $delimiter = ",", $skip_empty_lines = true, $trim_fields = true) {
  $enc = preg_replace('/(?<!")""/', '!!Q!!', $csv_string);
  $enc = preg_replace_callback('/"(.*?)"/s', function ($field) {
    return urlencode(utf8_encode($field[1]));
  }, $enc);
  $lines = preg_split($skip_empty_lines ? $trim_fields ? '/( *\\R)+/s' : '/\\R+/s' : '/\\R/s', $enc);
  return array_map(function ($line) use ($delimiter, $trim_fields) {
    $fields = $trim_fields ? array_map('trim', explode($delimiter, $line)) : explode($delimiter, $line);
    return array_map(function ($field) {
      return str_replace('!!Q!!', '"', utf8_decode(urldecode($field)));
    }, $fields);
  }, $lines);
}