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POError uploading files thorugh php script
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  1. POError uploading files thorugh php script
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    copied!<p>I'm having trouble in creating a php files upload script:</p> <p><strong>index.php:</strong></p> <pre><code>&lt;!DOCTYPE html&gt; &lt;html xmlns="http://www.w3.org/1999/xhtml"&gt; &lt;head&gt; &lt;meta content="text/html; charset=utf-8" http-equiv="Content-Type" /&gt; &lt;title&gt;File Upload&lt;/title&gt; &lt;/head&gt; &lt;body&gt; &lt;form method="post" action="upload_file.php" enctype="multipart/form-data"&gt; &lt;label for="file"&gt;&lt;h3&gt;File: &lt;/h3&gt; &lt;/label&gt; &lt;input type="file" name="file" id="file" /&gt;&lt;br /&gt; &lt;input type="submit" name="Upload" /&gt; &lt;/form&gt; &lt;/body&gt; &lt;/html&gt; </code></pre> <p><strong>upload_file.php:</strong></p> <pre><code>&lt;?php $restricted_extensions = array("htm", "html", "php", "asp", "aspx", "js"); $file_extension = end(explode(".", $_FILES["file"]["name"])); if ($_FILES["file"]["error"] &gt; 0) { echo("&lt;h2&gt;An error occured!&lt;/h2&gt;"); echo("&lt;h2&gt;Return Code: " . $_FILES["file"]["error"] . "&lt;/h2&gt;&lt;br&gt;"); } elseif ($_FILES["file"]["error"] == 0) { $is_valid_extension = true; foreach ($restricted_extension as $extension =&gt; $value) { if ($file_extension == $extension) { $is_valid_extension == false; } if (!$is_valid_extension) { echo("&lt;h2&gt;The files extension " . $file_extension . " is not allowed!&lt;/h2&gt;"); } } } else { echo "Upload: " . $_FILES["file"]["name"] . "&lt;br&gt;"; echo "Type: " . $_FILES["file"]["type"] . "&lt;br&gt;"; echo "Size: " . ($_FILES["file"]["size"] / 1024) . " kB&lt;br&gt;"; echo "Temp file: " . $_FILES["file"]["tmp_name"] . "&lt;br&gt;"; if (file_exists("upload/" . $_FILES["file"]["name"])) { echo $_FILES["file"]["name"] . " already exists. "; } else { move_uploaded_file($_FILES["file"]["tmp_name"], "upload/" . $_FILES["file"]["name"]); echo "Stored in: " . "upload/" . $_FILES["file"]["name"]; } } ?&gt; </code></pre> <p><strong>Error Messages:</strong></p> <p>Notice: Undefined index: file in C:\inetpub\wwwroot\upload_file.php on line 3</p> <p>Strict Standards: Only variables should be passed by reference in C:\inetpub\wwwroot\upload_file.php on line 3</p> <p>Notice: Undefined index: file in C:\inetpub\wwwroot\upload_file.php on line 5</p> <p>Notice: Undefined index: file in C:\inetpub\wwwroot\upload_file.php on line 10</p> <p>Notice: Undefined variable: restricted_extension in C:\inetpub\wwwroot\upload_file.php on line 15</p> <p>Warning: Invalid argument supplied for foreach() in C:\inetpub\wwwroot\upload_file.php on line 15</p>
 

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