<?php
/**
* readcsv.php
*/

if(!isset($argv[1])){
  echo "php {$argv[0]} csvfile";
  exit;
}

$handle = @fopen($argv[1], 'r');
$flug = false;
$buff = null;
while($line = fgets($handle)){
  $line = mb_convert_encoding($line, 'UTF-8', 'Shift_JIS');

  $temp = str_replace('""', '', $line);
  $temp = str_replace('\"', '', $temp);

  //改行処理
  if(!$flug){
    if(substr_count($temp, '"')%2 == 1){
      $buff = $line;
      $flug = true;
      continue;
    }
  } else {
    if(substr_count($temp, '"')%2 == 1){
      $line = $buff . $line;
      $flug = false;
      $buff = null;
    } else {
      $buff .= $line;
      continue;
    }
  }

  //分割
  $csv = explode(",", $line);

  $data = null;
  $buff = null;
  foreach($csv as $value){
    if(!$flug){
      if(substr_count($value, '"')%2 == 1){
        $buff = $value;
        $flug = true;
        continue;
      }
    } else {
      if(substr_count($value, '"')%2 == 1){
        $value = $buff . ','.$value;
        $flug = false;
        $buff = null;
      } else {
        $buff .= ','.$value;
        continue;
      }
    }

    $data[] = trim($value);
  }

  var_dump($data);
}

fclose($handle);

?>