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<?php
class CsvReader
{
private $fh;
private $delimiter;
private $totalRows;
const ENCLOSURE = '"';
const ESCAPE = "\0";
/**
* Constructor.
* Setting auto_detect_line_endings is needed to allow CR as line separator.
* Read all rows from the file to get the count of rows ignoring empty lines.
*/
public function __construct($filename, $delimiter)
{
$this->fh = fopen($filename, 'r');
$this->delimiter = $delimiter;
$this->totalRows = 0;
while ($row = fgetcsv($this->fh, 0, $this->delimiter, self::ENCLOSURE, SELF::ESCAPE)) {
if ($row[0] !== null) {
++$this->totalRows;
}
}
rewind($this->fh);
}
/**
* Return the number of rows in the file.
*
* @return int
*/
public function totalRows()
{
return $this->totalRows;
}
/**
* Return the result of calling fgetcsv() ignoring empty lines.
*
* @return array|false|null
*/
public function getRow()
{
do {
$row = fgetcsv($this->fh, 0, $this->delimiter, self::ENCLOSURE, SELF::ESCAPE);
} while ($row && $row[0] === null);
return $row;
}
}