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<?
if(isset($_POST['postsubmit']))
{
function RemoveXSS($val) {
// remove all non-printable characters. CR(0a) and LF(0b) and TAB(9) are allowed
// this prevents some character re-spacing such as <java\0script>
// note that you have to handle splits with \n, \r, and \t later since they *are* allowed in some inputs
$val = preg_replace('/([\x00-\x08,\x0b-\x0c,\x0e-\x19])/', '', $val);
// straight replacements, the user should never need these since they're normal characters
// this prevents like <IMG SRC=@avascript:alert('XSS')>
$search = 'abcdefghijklmnopqrstuvwxyz';
$search .= 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
$search .= '1234567890!@#$%^&*()';
$search .= '~`";:?+/={}[]-_|\'\\';
for ($i = 0; $i < strlen($search); $i++) {
// ;? matches the ;, which is optional
// 0{0,7} matches any padded zeros, which are optional and go up to 8 chars
// @ @ search for the hex values
$val = preg_replace('/(&#[xX]0{0,8}'.dechex(ord($search[$i])).';?)/i', $search[$i], $val); // with a ;
// @ @ 0{0,7} matches '0' zero to seven times
$val = preg_replace('/(�{0,8}'.ord($search[$i]).';?)/', $search[$i], $val); // with a ;
}
// now the only remaining whitespace attacks are \t, \n, and \r
$ra1 = Array('javascript', 'vbscript', 'expression', 'applet', 'meta', 'xml', 'blink', 'link', 'style', 'script', 'embed', 'object', 'iframe', 'frame', 'frameset', 'ilayer', 'layer', 'bgsound', 'title', 'base');
$ra2 = Array('onabort', 'onactivate', 'onafterprint', 'onafterupdate', 'onbeforeactivate', 'onbeforecopy', 'onbeforecut', 'onbeforedeactivate', 'onbeforeeditfocus', 'onbeforepaste', 'onbeforeprint', 'onbeforeunload', 'onbeforeupdate', 'onblur', 'onbounce', 'oncellchange', 'onchange', 'onclick', 'oncontextmenu', 'oncontrolselect', 'oncopy', 'oncut', 'ondataavailable', 'ondatasetchanged', 'ondatasetcomplete', 'ondblclick', 'ondeactivate', 'ondrag', 'ondragend', 'ondragenter', 'ondragleave', 'ondragover', 'ondragstart', 'ondrop', 'onerror', 'onerrorupdate', 'onfilterchange', 'onfinish', 'onfocus', 'onfocusin', 'onfocusout', 'onhelp', 'onkeydown', 'onkeypress', 'onkeyup', 'onlayoutcomplete', 'onload', 'onlosecapture', 'onmousedown', 'onmouseenter', 'onmouseleave', 'onmousemove', 'onmouseout', 'onmouseover', 'onmouseup', 'onmousewheel', 'onmove', 'onmoveend', 'onmovestart', 'onpaste', 'onpropertychange', 'onreadystatechange', 'onreset', 'onresize', 'onresizeend', 'onresizestart', 'onrowenter', 'onrowexit', 'onrowsdelete', 'onrowsinserted', 'onscroll', 'onselect', 'onselectionchange', 'onselectstart', 'onstart', 'onstop', 'onsubmit', 'onunload');
$ra = array_merge($ra1, $ra2);
$found = true; // keep replacing as long as the previous round replaced something
while ($found == true) {
$val_before = $val;
for ($i = 0; $i < sizeof($ra); $i++) {
$pattern = '/';
for ($j = 0; $j < strlen($ra[$i]); $j++) {
if ($j > 0) {
$pattern .= '(';
$pattern .= '(&#[xX]0{0,8}([9ab])';
$pattern .= '|';
$pattern .= '|(�{0,8}([9|10|13])';
$pattern .= ')*';
}
$pattern .= $ra[$i][$j];
}
$pattern .= '/i';
$replacement = substr($ra[$i], 0, 2).'<x>'.substr($ra[$i], 2); // add in <> to nerf the tag
$val = preg_replace($pattern, $replacement, $val); // filter out the hex tags
if ($val_before == $val) {
// no replacements were made, so exit the loop
$found = false;
}
}
}
return $val;
}
$title=$_POST["title"];
$price=$_POST["price"];
$message=$_POST["message"];
$user=$_SESSION["username"];
$num=$_POST["category"];
$state=$_POST["state"];
$ip=@$REMOTE_ADDR;
$title=strip_tags(RemoveXSS(mysql_real_escape_string($_POST['title'])));
$email=strip_tags(RemoveXSS(mysql_real_escape_string($_POST['email'])));
$price=strip_tags(RemoveXSS(mysql_real_escape_string($_POST['price'])));
if (!$_POST['title'] | !$_POST['message']) {
die('You did not fill in a required field. <a href=javascript:history.back()>Re-try</a>');
}
$rand2 = rand(1, 2000000000);
$rand3 = rand(1, 2000000000);
$state=strip_tags(RemoveXSS(mysql_real_escape_string($_POST['state'])));
$_POST[message]=strip_tags(RemoveXSS(mysql_real_escape_string($_POST['message'])));
$num=strip_tags(RemoveXSS(mysql_real_escape_string($_POST['category'])));
if($_SESSION[username]=="" && $email=="")die("Enter an email address.");
function edit_words($STRING,$bannedwords) {
foreach($bannedwords as $key => $v) {
$STRING = eregi_replace($v,"<p>",$STRING);
}
return $STRING;
}
$words = array('
');
// call it like this
$uneditedString = "$_POST[message]";
$mfinal=edit_words($uneditedString,$words);
if($userfile_name!=""){
if ($userfile_size >400000){die("File too large. Try to reduce the size.");}
if ($userfile_type=="image/jpeg"||$userfile_type=="image/gif"
||$userfile_type=="image/png") {
} else { die("Invalid File Type Used.");
}
$userfile_name="$rand2+$userfile_name";
$add="upload/$userfile_name";
if(move_uploaded_file ($userfile, $add)){
}else{
echo "Failed to upload file. Please try again. If problem persists, contact administrator by logging in and using the Personal Message System.";}
}
if($userfile2_name!=""){
if ($userfile2_size >400000){die("File too large. Try to reduce the size.");}
if ($userfile2_type=="image/jpeg"||$userfile2_type=="image/gif"
||$userfile2_type=="image/png") {
} else { die("Invalid File Type Used.");
}
if($userfile2_name!=""){
$userfile2_name="$rand3+$userfile2_name";
}
$add2="upload/$userfile2_name";
if(move_uploaded_file ($userfile2, $add2)){
}else{echo "Failed to upload file. Please try again. If problem persists, contact administrator by logging in and using the Personal Message System.";}
}
$result = mysql_query("SELECT * FROM upload");
$start = mysql_num_rows($result);
$start2 = rand(1,200);
$start3 = mysql_num_rows($result)+7;
$rand=$start+1+$start2+$start3;
$query = "INSERT INTO upload (title, email, price, city, state, message, ip, usersubmit, rand, category, filename, filename2, rand2, rand3) "."VALUES ('$title', '$email', '$price', '$county', '$state','$mfinal', '$ip', '$user', '$rand', '$num', '$userfile_name', '$userfile2_name', '$rand2', '$rand3')";
mysql_query($query);
echo "<br><b>Posted! Location: <a
href='download.php?r=$rand'>http://possal.100webspace.net/download.php?r=$rand</a><p>Quick Find Code<p>$rand</b><br>";
}
?>
