Tal vez así:
/*1 get last serial number.
open csv file.
foreach row in csv file:
increment serial number.
if max number
set serial number to 0.
add new field to csv row
close csv file
insert csv to database*/
$query_max = mysql_fetch_array(mysql_query("SELECT id, latest_serial_no FROM ".DB_NAME2.".latest_serial_number WHERE id=1"), MYSQL_ASSOC);
$serial_no_max = $query_max["latest_serial_no"];
$serial_no_max_new = $serial_no_max;
if ($serial_no_max > 999999998) {$serial_no_max_new = 000000000;}
$padd = "";
$serial_len = strlen($serial_no_max_new);
if($serial_len < 9) {
$serial_len = (9 - $serial_len);
for($is=0;$is<$serial_len;$is++) {
$padd .= "0";
}
$serial_no_max_new = $padd . $serial_no_max_new;
}
$query_serial = trim($serial_no_max_new);
//echo "q_s: ".$query_serial;
// Add serail number to csv code
$csv = fopen($target_file, "r");
$tmp_csv_addr = $target_file . "2";
$tmp_csv = fopen($tmp_csv_addr, "a");
while (($data = fgetcsv($csv, 0, ",")) !== FALSE) {
$data[] = $query_serial;
fputcsv($tmp_csv, $data, ",");
}
fclose($csv);
fclose($tmp_csv);
// Insert into database
$loadsqlfiletodb = "LOAD DATA LOCAL INFILE '".$tmp_csv_addr."'
INTO TABLE ".DB_NAME2.".list_data
FIELDS TERMINATED BY ','
OPTIONALLY ENCLOSED BY '\"'
LINES TERMINATED BY '\n'
IGNORE 1 LINES
(first,last,address,city,state,zip,company,tracking_number,vin,year,make,model,rough,average,clean,misc1,misc2,misc3,misc4,misc5,misc6,misc7,misc8,misc9,misc10,list,email,phone,image_name,image_path,serial_no)
SET cid = ".$campaignid.",
jid = ".$jobid;
mysql_query($loadsqlfiletodb) or die(mysql_error());
unlink($tmp_csv);