public function analyse(FileInterface $file, ParseOptions $options)
{
if (!$file->feof()) {
$data1 = $file->fgets(4096);
}
if (!$file->feof()) {
$data2 = $file->fgets(4096);
}
$file->fclose();
if (!$data2) {
$data2 = $data1;
}
$data1 = ltrim($data1);
$data2 = ltrim($data2);
if (substr($data1, 0, 4) == "HDR|") {
return "124|0|0|1";
}
unset($field_separator);
$pipe_count = substr_count($data1, "|");
$tab_count = substr_count($data1, "\t");
if ($pipe_count) {
$field_separator = 124;
} elseif ($tab_count) {
$field_separator = 9;
} else {
$field_separator = 44;
}
unset($header_row);
if (!isset($header_row)) {
if (strpos($data1, "http")) {
$header_row = 0;
}
if (strpos($data1, ".")) {
$header_row = 0;
}
}
if (!isset($header_row)) {
if (strpos($data1, "product")) {
$header_row = 1;
}
if (strpos($data1, "description")) {
$header_row = 1;
}
if (strpos($data1, "price")) {
$header_row = 1;
}
}
if (!isset($header_row)) {
$header_row = 1;
}
unset($text_delimiter);
if (!isset($text_delimiter)) {
if (strpos($data2, "\"") !== FALSE) {
$text_delimiter = 34;
}
}
if (!isset($text_delimiter)) {
if ($data2[0] == "'") {
$text_delimiter = 39;
}
}
if (!isset($text_delimiter)) {
$text_delimiter = 0;
}
$options->setFieldSeperator($field_separator);
$options->setHasHeaderRow((bool) $header_row);
$options->setDeliminator($text_delimiter);
return $options;
}
