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Hello fellow Daniz, i working on a website and am trying to upload images but i keep getting an error stating that i have undefined functions in my code, could someone point me in the right direction here.
My code is below.

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Upload your pic to our site!</title>
<style type="text/css">
<!--
td {
	vertical-align: top;
	}-->
</style>
</head>
<body>
<form action="check_image.php" method="post" enctype="multipart/form-data">
<table>
<tr>
<td> Your Username </td>
<td><input type="text" name="username" /></td>
</tr>
<td> Upload Image*</td>
<td><input type="file" name="uploadfile" /></td>
</tr>
<tr>
<td colspan="2">
<small><em> * Acceptable image formats include: GIF, JPG/JPEG and PNG.</em></small>
</td>
</tr>
<tr>
<td> Image Caption <br/>
</td>
<td><input type="text" name="caption" /></td>
</tr>
<tr>
<td colspan="2" style="text-align: center">
<input type="submit" name="submit" value="Upload"/>
</td>
</tr>
</table>
</form>
</body>
</html>
<?php
//setup names of database and table to use
	$db_name = "web";
	$table_name = "member";
	//connect to server and select database
	$connection = @mysql_connect("localhost", "root", "")
	or die(mysql_error());
	$db = @mysql_select_db($db_name, $connection) or
	die(mysql_error());
//change this path to match your images directory
$dir ='C:/wamp/www/crap/images';
//make sure the uploaded file transfer was successful
if ($_FILES['uploadfile']['error'] != UPLOAD_ERR_OK) 
{
    switch ($_FILES['uploadfile']['error'])
    {
    case UPLOAD_ERR_INI_SIZE:
    die('The uploaded file exceeds the upload_max_filesize directive in php.ini.');
    break;
    case UPLOAD_ERR_FORM_SIZE:
    die('The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form.');
    break;
    case UPLOAD_ERR_PARTIAL:
    die('The uploaded file was only partially uploaded.'); 
    break;
    case UPLOAD_ERR_NO_FILE:
    die('No file was uploaded.'); 
    break;
    case UPLOAD_ERR_NO_TMP_DIR:
    die('The server is missing a temporary folder.');
    break;
    case UPLOAD_ERR_CANT_WRITE:
    die('The server failed to write the uploaded file to disk.');
    break;
    case UPLOAD_ERR_EXTENSION:
    die('File upload stopped by extension.');
    break;
   }
}
//get info about the image being uploaded
$image_caption = $_POST['caption'];
$image_username = $_POST['username'];
$image_date = date('Y-m-d');
list($width, $height, $type, $attr) = getimagesize($_FILES['uploadfile']['tmp_name']);
// make sure the uploaded file is really a supported image
switch ($type) 
{
   case IMAGETYPE_GIF:
   $image = imagecreatefromgif($_FILES['uploadfile']['tmp_name']) or
   die('The file you uploaded was not a supported filetype.');
   $ext = '.gif';
   break;
   case IMAGETYPE_JPEG:
   $image = imagecreatefromjpeg($_FILES['uploadfile']['tmp_name']) or
   die('The file you uploaded was not a supported filetype.');
   $ext = '.jpg';
   break;
   case IMAGETYPE_PNG:
   $image = imagecreatefrompng($_FILES['uploadfile']['tmp_name']) or
   die('The file you uploaded was not a supported filetype.');
   $ext = '.png';
   break;
   default:
  die('The file you uploaded was not a supported filetype.');
}
  //insert information into image table
  $query = 'INSERT INTO images (image_caption, image_username, image_date)
  VALUES
  ("'.$image_caption.'","'.$image_username.'","'.$image_date.'")';
  	$result = mysql_query($query, $db) or die (mysql_error($db));
	//retrieve the image_id that MySQL generated automatically when we inserted
	//the new record
	$last_id = mysql_insert_id();
	//because the id is unique, we can use it as the image name as well to make
	//sure we don’t overwrite another image that already exists
	$imagename = $last_id .$ext;
	// update the image table now that the final filename is known.
	$query = 'UPDATE images SET image_filename = "'.$imagename.'" WHERE image_id = '.$last_id;
	$result = mysql_query($query, $db) or die (mysql_error($db));
	//save the image to its final destination
switch ($type)
{
	case IMAGETYPE_GIF:
	imagegif($image, $dir .'/'. $imagename);
	break;
	case IMAGETYPE_JPEG:
	imagejpeg($image, $dir .'/'. $imagename, 100);
	break;
	case IMAGETYPE_PNG:
	imagepng($image, $dir .'/'. $imagename);
	break;
}
imagedestroy($image);
?>
<html>
<head>
<title> Here is your pic!</title>
</head>
<body>
<h1> So how does it feel to be famous? </h1>
<p> Here is the picture you just uploaded to our servers: </p>
<img src="images/<?php echo $imagename; ?>" style="float:left;">
<table>
<tr><td>Image Saved as: </td> <td > <?php echo $imagename; ?></td></tr>
<tr><td>Image Type: </td> <td> <?php echo $ext; ?></td></tr>
<tr><td>Height: </td> <td> <?php echo $height; ?></td></tr>
<tr><td>Width: </td> <td> <?php echo $width; ?></td></tr>
<tr><td>Upload Date: </td><td> <?php echo $image_date; ?></td></tr>
</table>
</body>
</html>
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Contributors
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4
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6 Years
Discussion Span
Last Post by timon_zed
0

Could you post the error. Does it indicate what line the problem is occurring? It'd save time reading through all the code.

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