Uploader image

Bonjour,
j'ai besoin d'aide j'ai telecharger un script d'upload d'image mais kan j'execute dans Easyphp,je reçoi un message d'erreur ke je ne sais comment le resoudre.voici le script +le message:


Notice: Undefined variable: task in c:\program files\easyphp1-8\www\upload_3864\upload.php3 on line 183

<?php

/* loading language file */
function get_translations($lngfile) {

if (file_exists($lngfile)) {
$lines = file($lngfile);
while (list(,$line) = each($lines)) {
list($key,$val)= explode("=",$line);
$phrases[$key] = $val;
}
return $phrases;
} else {
return false;
}
}
/* translate a string */
function translate($str,$vals="") {

global $phrases;

if ($phrases) {
$p_str = $phrases[$str];
if ($p_str == "") {
$p_str = $str;
}
} else {
$p_str = $str;
}

if (gettype($vals)=="array") {
$p_str = sprintf($p_str,$vals[0],$vals[1],$vals[2],$vals[3],$vals[4],$vals[5],$vals[6]);
}

return (trim($p_str));
}

$my_max_file_size = "102400"; # in bytes
$image_max_width = "800";
$image_max_height = "800";
$the_path = "image/";

$registered_types = array(
"application/x-gzip-compressed" => ".tar.gz, .tgz",
"application/x-zip-compressed" => ".zip",
"application/x-tar" => ".tar",
"text/plain" => ".html, .php, .txt, .inc (etc)",
"image/bmp" => ".bmp, .ico",
"image/gif" => ".gif",
"image/pjpeg" => ".jpg, .jpeg",
"image/jpeg" => ".jpg, .jpeg",
"application/x-shockwave-flash" => ".swf",
"application/msword" => ".doc",
"application/vnd.ms-excel" => ".xls",
"application/octet-stream" => ".exe, .fla (etc)"
);

$allowed_types = array("image/bmp","image/gif","image/pjpeg","image/jpeg");

# --

function form($error=false) {

global $PHP_SELF,$my_max_file_size,$lng;

if ($error) print $error . "<br><br>";

print "\n<form ENCTYPE=\"multipart/form-data\" action=\"upload.php3\" method=\"post\">";
print "\n<INPUT TYPE=\"hidden\" name=\"MAX_FILE_SIZE\" value=\"" . $my_max_file_size . "\">";
print "\n<INPUT TYPE=\"hidden\" name=\"task\" value=\"upload\">";
print "\n<P>".translate("Upload images")."";
print "\n<BR>NOTE: ".translate("Max file size is")." " . ($my_max_file_size / 1024) . "KB";
print "\n<br><INPUT NAME=\"the_file\" TYPE=\"file\" SIZE=\"35\"><br>";
print "\n<input type=\"submit\" Value=\"Upload\">";
print "\n</form>";

} # END form

# --

if (!ereg("^4",phpversion())) {
function in_array($needle,$haystack) { # we have this function in PHP4, so for you PHP3 people
for ($i=0; $i < count($haystack); $i++) {
if ($haystack[$i] == $needle) {
return true;
}
}
}
}

# --

function validate_upload($the_file) {

global $my_max_file_size, $image_max_width, $image_max_height,$allowed_types,$the_file_type,$registered_types;

$start_error = "\n<b>Error:</b>\n<ul>";

if ($the_file == "none") { # do we even have a file?

$error .= "\n<li>You did not upload anything!</li>";

} else { # check if we are allowed to upload this file_type

if (!in_array($the_file_type,$allowed_types)) {
$error .= "\n<li>The file that you uploaded was of a type that is not allowed, you are only
allowed to upload files of the type:\n<ul>";
while ($type = current($allowed_types)) {
$error .= "\n<li>" . $registered_types[$type] . " (" . $type . ")</li>";
next($allowed_types);
}
$error .= "\n</ul>";
}

if (ereg("image",$the_file_type) && (in_array($the_file_type,$allowed_types))) {

$size = GetImageSize($the_file);
list($foo,$width,$bar,$height) = explode("\"",$size[3]);

if ($width > $image_max_width) {
$error .= "\n<li>Your image should be no wider than " . $image_max_width . " Pixels</li>";
}

if ($height > $image_max_height) {
$error .= "\n<li>Your image should be no higher than " . $image_max_height . " Pixels</li>";
}

}

if ($error) {
$error = $start_error . $error . "\n</ul>";
return $error;
} else {
return false;
}
}
} # END validate_upload

# --


function list_files() {

global $the_path;

$handle = dir($the_path);
print "\n<b>Uploaded files:</b><br>";
while ($file = $handle->read()) {
if (($file != ".") && ($file != "..")) {
print "\n" . $file . "<br>";
}
}
print "<hr>";
}

# --

function upload($the_file) {

global $the_path,$the_file_name;

$error = validate_upload($the_file);
if ($error) {
form($error);
} else { # cool, we can continue
if (!@copy($the_file, $the_path . "/" . $the_file_name)) {
form("\n<b>Something barfed, check the path to and the permissions for the upload directory</b>");
} else {
list_files();
form();
}
}
} # END upload

# --

############ Start page

print "<html>\n<head>\n<title>Upload example</title>\n</head>\n<body>";
echo("<table width=\"0%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\" align=\"center\">
<tr align=\"left\">
<td><font face=verdana size=2>");
switch($task) {
case 'upload':
upload($the_file);
break;
default:
form();
}
echo("</font></td>
</tr>
</table>");
print "\n</body>\n</html>";

?>