DIR : /home/kozerus/public_html/zc/zc_plugins/ep4/admin/easypopulate_4_split.php

/home/kozerus/public_html/zc/zc_plugins/ep4/admin

<?php
// $Id: easypopulate_4_split.php, v4.0.32 12-30-2015 chadderuski mc12345678 $

if (!defined('IS_ADMIN_FLAG')) {
  die('Illegal Access');
}

if ( isset($_POST['split']) ) {
  $file_name = $_POST['split'];
} else {
  die("invalid program entry");
}
$file_location = (EP4_ADMIN_TEMP_DIRECTORY !== 'true' ? /* Storeside */ DIR_FS_CATALOG : /* Admin side */ DIR_FS_ADMIN) . $tempdir . $file_name;
// if no error, retreive header row
if (!file_exists($file_location)) {
  echo "ERROR: File Does Not Exist: ".$file_location."<br>";
  exit();
}
if ( !($handle = fopen($file_location, "r")) ) {
  echo "ERROR: Cannot Open File For Reading: ".$file_location."<br>";
  exit();
}
if ( !($file_header = fgets($handle)) ) { // read header row
  echo "ERROR: File is empty";
  fclose($handle);
  exit();
}
$data_lines_per_split = $ep_split_records;
$data_lines_written = 0;
$split_counter = 0;

while ( ($file_data = fgets($handle)) !== false ) { // read 1 line of data and echo that line
  if ($data_lines_written == 0) { // open new split file
    // split file name and location
    $split_counter++;
    // str_pad($split_counter, 2, "0", STR_PAD_LEFT)
    $split_filename = substr($file_name, 0, strlen($file_name)-4)."_".str_pad($split_counter, 2, "0", STR_PAD_LEFT).".csv";
    // $split_filename = substr($file_name, 0, strlen($file_name)-4)."_".$split_counter.".csv";
    $split_location = (EP4_ADMIN_TEMP_DIRECTORY !== 'true' ? /* Storeside */ DIR_FS_CATALOG : /* Admin side */ DIR_FS_ADMIN) . $tempdir . $split_filename;
    $split_handle = fopen($split_location, "w") or die("can't create split file");
    // write header
    fwrite($split_handle, $file_header);
  }
  fwrite($split_handle, $file_data);
  $data_lines_written++;
  if ($data_lines_per_split == $data_lines_written) { // close split file
    fclose($split_handle);
    $data_lines_written = 0; // reset counter
  }
}
fclose($split_handle); // close final split file
fclose($handle);
$messageStack->add("File Splitting Completed.", 'success');