read pdf (The file is damaged and could not be repaired)

[lonelydragon]

hello, all:
i have the following code trying read a pdf file and updated it. but i always ge the error "The file is damaged and could not be repaired". thank you for help.
<?php
header( 'Content-type: application/pdf' );
header( 'Content-Disposition: filename=cert.pdf');

$fileName = 'webCertificate.pdf';
$fp = fopen ($fileName, 'r' );

//read our template into a variable
$outputs = fread($fp, filesize($fileName));
fclose ($fp);
$studentName = "Mary Lee";
$courseCocName = "Information Science";
$completionDate = "May 12,2005";
$certNumber = "2005"; $outputs = pdf_replace("<<studentName>>", "rongke", $outputs);
print $outputs;

function pdf_replace($pattern,$replacement,$string) {
$len = strlen($pattern);
$regexp = '';
for ($i = 0; $i<$len; $i++ ){
$regexp .= $pattern[$i];
if ($i<$len-1)$regexp .= "(\)\-{0,1}[0-9]*\(){0,1}";
}


return ereg_replace($regexp,$replacement,$string);
}

?>

 

[DRJ478]

I would advise to get the FDF toolkit (if you can install on the server) and use a PDF template that has actual dynamic fields and fill in the FDF data on the fly.
A text based search and replace will (as your example shows) not work.