[Koha] placing text into 520 tag. Help plz.!

[arun j]

hello,
i want to embed this code in 520 tag so that it places text file into 520
(abstract) tag before saving the record ....


the following php code accepts a pdf file path, converts it 2 text and place
it into the text area.

$file=$_POST['file'];
exec ("pdftotext $file '/var/www/testFile.txt'");
exec ("tr -d '\012' </var/www/testFile.txt> /var/www/tf.txt");

$myFile = "/var/www/tf.txt";
$fh = fopen($myFile, 'r');
$theData = fread($fh, 10000000);
fclose($fh);


echo '<textarea name="stuff" cols="60" rows="10">';
echo stripslashes($theData);
echo '</textarea><br>';


want to place this text into the abstract field(520 tag).


plz help me doing  this.
Thank u :)
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