Location: PHPKode > projects > PHP MySQL Address Book > addressbook/library/upload.processor.php

// filename: upload.processor.php

// first let's set some variables

// make a note of the current working directory, relative to root.
$directory_self = ".";//str_replace(basename($_SERVER['PHP_SELF']), '', $_SERVER['PHP_SELF']);

// make a note of the directory that will recieve the uploaded files
$uploadsDirectory = "../uploads/";//$_SERVER['DOCUMENT_ROOT'] . $directory_self . 'uploaded_files/';

// make a note of the location of the upload form in case we need it
$uploadForm = "../myploader.php"; //'http://' . $_SERVER['HTTP_HOST'] . $directory_self . 'upload.form.php';

// make a note of the location of the success page
//$uploadSuccess = 'http://' . $_SERVER['HTTP_HOST'] . $directory_self . 'upload.success.php';

// name of the fieldname used for the file in the HTML form
$fieldname = 'file';

// Now let's deal with the upload

// possible PHP upload errors
$errors = array(1 => 'php.ini max file size exceeded', 
                2 => 'html form max file size exceeded', 
                3 => 'file upload was only partial', 
                4 => 'no file was attached');

// check the upload form was actually submitted else print form
	or error('the upload form is neaded', $uploadForm);
// check for standard uploading errors
($_FILES[$fieldname]['error'] == 0)
	or error($errors[$_FILES[$fieldname]['error']], $uploadForm);
// check that the file we are working on really was an HTTP upload
	or error('not an HTTP upload', $uploadForm);
// validation... since this is an image upload script we 
// should run a check to make sure the upload is an image
	or error('only image uploads are allowed', $uploadForm);
// make a unique filename for the uploaded file and check it is 
// not taken... if it is keep trying until we find a vacant one
$now = time();
while(file_exists($uploadFilename = $uploadsDirectory.$_FILES[$fieldname]['name']))
//while(file_exists($uploadFilename = $uploadsDirectory.$now.'-'.$_FILES[$fieldname]['name']))


// now let's move the file to its final and allocate it with the new filename
@move_uploaded_file($_FILES[$fieldname]['tmp_name'], $uploadFilename)
	or error('receiving directory insuffiecient permission', $uploadForm);
// If you got this far, everything has worked and the file has been successfully saved.
// We are now going to redirect the client to the success page.
header('Location: ' . $uploadSuccess);

// make an error handler which will be used if the upload fails
function error($error, $location, $seconds = 5)
	header("Refresh: $seconds; URL=\"$location\"");
	echo '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"'."\n".
	'<html lang="en">'."\n".
	'	<head>'."\n".
	'		<meta http-equiv="content-type" content="text/html; charset=utf-8">'."\n\n".
	'		<link rel="stylesheet" type="text/css" href="stylesheet.css">'."\n\n".
	'	<title>Upload error</title>'."\n\n".
	'	</head>'."\n\n".
	'	<body>'."\n\n".
	'	<div id="Upload">'."\n\n".
	'		<h1>Upload failure</h1>'."\n\n".
	'		<p>An error has occured: '."\n\n".
	'		<span class="red">' . $error . '...</span>'."\n\n".
	'	 	The upload form is reloading</p>'."\n\n".
	'	 </div>'."\n\n".
} // end error handler

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