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Escaping comas in a CSV file - PHP and MySQL


bululu
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I am having trouble importing a CSV file into MyQL using PHP's fgetcsv, because of comas in one or more fields. I have successfully uploaded files where all fiels do not have comas. As expected, the presence of comas messes up everything as the item with comas is inserted in multiple columns instead of its allocated column.

 

How do I escape any number of comas? I have tapped my head several times and I cannot come up with a way to do it. Please help! Viewed in a Text Editor, my CSV looks like:

2013-10-29,301,Mr Peter Jones,Father,"Leeds Industries Ltd, 17 Ice Se, LS7 3BD, Leeds",0796000056,01132345678,10,A
2013-10-29,302,Ms Adel Martins,Mother,"Cosmetics Industries Bradford, ",0746000087,01242545671,10,A
2013-10-29,303,Mrs Joyce Malaiti,Auntie,"The Hedrow, No 213, Leeds, LS9 3TT",0756000034,01133451321,10,A
2013-10-29,304,Mr Phiri,Father,"PO Box 123456, Leeds",0776000090,,10,A
2013-10-29,305,Mr Bismark,Uncle,"Plot 56789 Albion Street, Leeds, LS4 3EE",0776000032,01137123465,10,A

As you can see, I am including the date because I could not use the MySQL NOW() function to handle the date. Is there a way to automate datae insertion when importing a csv file? The code is as follows:

?php

//connect to the database
$connect = mysql_connect("localhost","root","password");
mysql_select_db("some_db",$connect); //select the table
//

if ($_FILES['csv']['size'] > 0) {

    //get the csv file
    $file = $_FILES['csv']['tmp_name'];
    $handle = fopen($file,"r");

//loop through the csv file and insert into database
 do {
  if ($data[0]) {
    mysql_query("INSERT INTO youths (date,id,guardian,relationship,address,mobile,landline,grade,class) VALUES
       (
        '".addslashes($data[0])."',
        '".addslashes($data[1])."',
        '".addslashes($data[2])."',
        '".addslashes($data[3])."',
        '".addslashes($data[4])."',
        '".addslashes($data[5])."',
        '".addslashes($data[6])."',
        '".addslashes($data[7])."',
        '".addslashes($data[8])."'
            )
         ");
        }
    } while ($data = fgetcsv($handle,100000,",","'"));
    //

    //redirect
    header('Location:guardian_csv_mysql.php?success=1'); die;

}

?>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<title>Import a CSV File with PHP & MySQL</title>
</head>

<body>

<?php if (!empty($_GET['success'])) { echo "<b>Your file has been imported.</b><br><br>"; } //generic success notice ?>

<form action="guardian_csv_mysql.php" method="post" enctype="multipart/form-data" name="form1" id="form1">
  Choose your file: <br />
  <input name="csv" type="file" id="csv" />
  <input type="submit" name="Submit" value="Submit" />
</form>

</body>
</html>
Edited by bululu
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  • Solution

 

The strings are enclosed in double quotes (") you specify single quote (') in

while ($data = fgetcsv($handle,100000,",","'"))

You could just use default values as in

while ($data = fgetcsv($handle,100000))

@Barand, I removed the quotes as you advised, I used :

 while ($data = fgetcsv($handle,100000))

and it works flawlessly regardless of any comas or quotes! Would you, please care to explain because I really thought those quotes were needed in there so am  wondering why they were even there in the first place!

 

Thanks so much, you saved me from running crazy!

Edited by bululu
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