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_detect_and_remove_sep_row_from_data: improved comments to make it more ...

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obvious that $data given is changed.
This commit is contained in:
Christian Bläul
2018-01-06 13:17:01 +01:00
committed by Fonata
parent 155c50ad7a
commit cc908fd096
1 changed files with 8 additions and 7 deletions
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15
parsecsv.lib.php
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@@ -1160,12 +1160,12 @@ class parseCSV {
}
/**
* @param string $data    file data
* @param string $data_string    file data to be updated
*
* @return bool TRUE if sep= line was found at the very beginning of the file
*/
protected function _detect_and_remove_sep_row_from_data(&$data) {
$sep = $this->_get_delimiter_from_sep_row($data);
protected function _detect_and_remove_sep_row_from_data(&$data_string) {
$sep = $this->_get_delimiter_from_sep_row($data_string);
if ($sep === false) {
return false;
}
@@ -1175,14 +1175,15 @@ class parseCSV {
// likely to be 5, but let's not assume we're always single-byte.
$pos = 4 + strlen($sep);
// the next characters should be a line-end
if (substr($data, $pos, 1) === "\r") {
if (substr($data_string, $pos, 1) === "\r") {
$pos++;
}
if (substr($data, $pos, 1) === "\n") {
if (substr($data_string, $pos, 1) === "\n") {
$pos++;
}
// remove delimiter and its line-end
$data = substr($data, $pos);
// remove delimiter and its line-end (the data param is by-ref!)
$data_string = substr($data_string, $pos);
return true;
}