Version 3.4.6

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Neo committed 2025-12-19 00:40:53 -08:00
1 parent e4478369d8
commit b45ea0dffb
1568 files changed
+155104 -161665

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@@ -1,102 +1,101 @@
<?php
/**
* Validates a host according to the IPv4, IPv6 and DNS (future) specifications.
*/
class HTMLPurifier_AttrDef_URI_Host extends HTMLPurifier_AttrDef
{
/**
* Instance of HTMLPurifier_AttrDef_URI_IPv4 sub-validator
*/
protected $ipv4;
/**
* Instance of HTMLPurifier_AttrDef_URI_IPv6 sub-validator
*/
protected $ipv6;
public function __construct() {
$this->ipv4 = new HTMLPurifier_AttrDef_URI_IPv4();
$this->ipv6 = new HTMLPurifier_AttrDef_URI_IPv6();
}
public function validate($string, $config, $context) {
$length = strlen($string);
// empty hostname is OK; it's usually semantically equivalent:
// the default host as defined by a URI scheme is used:
//
// If the URI scheme defines a default for host, then that
// default applies when the host subcomponent is undefined
// or when the registered name is empty (zero length).
if ($string === '') return '';
if ($length > 1 && $string[0] === '[' && $string[$length-1] === ']') {
//IPv6
$ip = substr($string, 1, $length - 2);
$valid = $this->ipv6->validate($ip, $config, $context);
if ($valid === false) return false;
return '['. $valid . ']';
}
// need to do checks on unusual encodings too
$ipv4 = $this->ipv4->validate($string, $config, $context);
if ($ipv4 !== false) return $ipv4;
// A regular domain name.
// This doesn't match I18N domain names, but we don't have proper IRI support,
// so force users to insert Punycode.
// The productions describing this are:
$a = '[a-z]'; // alpha
$an = '[a-z0-9]'; // alphanum
$and = '[a-z0-9-]'; // alphanum | "-"
// domainlabel = alphanum | alphanum *( alphanum | "-" ) alphanum
$domainlabel = "$an($and*$an)?";
// toplabel = alpha | alpha *( alphanum | "-" ) alphanum
$toplabel = "$a($and*$an)?";
// hostname = *( domainlabel "." ) toplabel [ "." ]
$uni=(IPS_DOC_CHAR_SET=="UTF-8")?"u":"";
if (preg_match("/^($domainlabel\.)*$toplabel\.?$/i".$uni, $string)) {
return $string;
}
// If we have Net_IDNA2 support, we can support IRIs by
// punycoding them. (This is the most portable thing to do,
// since otherwise we have to assume browsers support
if ($config->get('Core.EnableIDNA')) {
$idna = new Net_IDNA2(array('encoding' => 'utf8', 'overlong' => false, 'strict' => true));
// we need to encode each period separately
$parts = explode('.', $string);
try {
$new_parts = array();
foreach ($parts as $part) {
$encodable = false;
for ($i = 0, $c = strlen($part); $i < $c; $i++) {
if (ord($part[$i]) > 0x7a) {
$encodable = true;
break;
}
}
if (!$encodable) {
$new_parts[] = $part;
} else {
$new_parts[] = $idna->encode($part);
}
}
$string = implode('.', $new_parts);
if (preg_match("/^($domainlabel\.)*$toplabel\.?$/i", $string)) {
return $string;
}
} catch (Exception $e) {
// XXX error reporting
}
}
return false;
}
}
// vim: et sw=4 sts=4
<?php
/**
* Validates a host according to the IPv4, IPv6 and DNS (future) specifications.
*/
class HTMLPurifier_AttrDef_URI_Host extends HTMLPurifier_AttrDef
{
/**
* Instance of HTMLPurifier_AttrDef_URI_IPv4 sub-validator
*/
protected $ipv4;
/**
* Instance of HTMLPurifier_AttrDef_URI_IPv6 sub-validator
*/
protected $ipv6;
public function __construct() {
$this->ipv4 = new HTMLPurifier_AttrDef_URI_IPv4();
$this->ipv6 = new HTMLPurifier_AttrDef_URI_IPv6();
}
public function validate($string, $config, $context) {
$length = strlen($string);
// empty hostname is OK; it's usually semantically equivalent:
// the default host as defined by a URI scheme is used:
//
// If the URI scheme defines a default for host, then that
// default applies when the host subcomponent is undefined
// or when the registered name is empty (zero length).
if ($string === '') return '';
if ($length > 1 && $string[0] === '[' && $string[$length-1] === ']') {
//IPv6
$ip = substr($string, 1, $length - 2);
$valid = $this->ipv6->validate($ip, $config, $context);
if ($valid === false) return false;
return '['. $valid . ']';
}
// need to do checks on unusual encodings too
$ipv4 = $this->ipv4->validate($string, $config, $context);
if ($ipv4 !== false) return $ipv4;
// A regular domain name.
// This doesn't match I18N domain names, but we don't have proper IRI support,
// so force users to insert Punycode.
// The productions describing this are:
$a = '[a-z]'; // alpha
$an = '[a-z0-9]'; // alphanum
$and = '[a-z0-9-]'; // alphanum | "-"
// domainlabel = alphanum | alphanum *( alphanum | "-" ) alphanum
$domainlabel = "$an($and*$an)?";
// toplabel = alpha | alpha *( alphanum | "-" ) alphanum
$toplabel = "$a($and*$an)?";
// hostname = *( domainlabel "." ) toplabel [ "." ]
if (preg_match("/^($domainlabel\.)*$toplabel\.?$/i", $string)) {
return $string;
}
// If we have Net_IDNA2 support, we can support IRIs by
// punycoding them. (This is the most portable thing to do,
// since otherwise we have to assume browsers support
if ($config->get('Core.EnableIDNA')) {
$idna = new Net_IDNA2(array('encoding' => 'utf8', 'overlong' => false, 'strict' => true));
// we need to encode each period separately
$parts = explode('.', $string);
try {
$new_parts = array();
foreach ($parts as $part) {
$encodable = false;
for ($i = 0, $c = strlen($part); $i < $c; $i++) {
if (ord($part[$i]) > 0x7a) {
$encodable = true;
break;
}
}
if (!$encodable) {
$new_parts[] = $part;
} else {
$new_parts[] = $idna->encode($part);
}
}
$string = implode('.', $new_parts);
if (preg_match("/^($domainlabel\.)*$toplabel\.?$/i", $string)) {
return $string;
}
} catch (Exception $e) {
// XXX error reporting
}
}
return false;
}
}
// vim: et sw=4 sts=4
@@ -333,7 +333,7 @@ class HTMLPurifier_Encoder
/**
* Converts a string to UTF-8 based on configuration.
*/
public static function convertToUTF8($str, $config, $context) {
public static function convertToUTF8($str, $config, $context) {
$encoding = $config->get('Core.Encoding');
if ($encoding === 'utf-8') return $str;
static $iconv = null;
@@ -355,6 +355,10 @@ class HTMLPurifier_Encoder
$str = utf8_encode($str);
return $str;
}
else
{
return IPSText::convertCharsets( $str, $encoding );
}
trigger_error('Encoding not supported, please install iconv', E_USER_ERROR);
}
@@ -1,99 +1,122 @@
<?php
/**
* Injector that converts http, https and ftp text URLs to actual links.
*/
class HTMLPurifier_Injector_Linkify extends HTMLPurifier_Injector
{
public $name = 'Linkify';
public $needed = array('a' => array('href'));
public function handleText(&$token) {
if (!$this->allowsElement('a')) return;
if (strpos($token->data, '://') === false) {
// our really quick heuristic failed, abort
// this may not work so well if we want to match things like
// "google.com", but then again, most people don't
return;
}
//print $token->data;
// there is/are URL(s). Let's split the string:
// Note: this regex is extremely permissive
//$bits = preg_split('#((?:https?|ftp)://[^\s\'"<>()]+)#S', $token->data, -1, PREG_SPLIT_DELIM_CAPTURE);
/* MODIFIED April 26, 2013
@link http://community.invisionpower.com/resources/bugs.html/_/ip-board/links-being-corrupted-or-malformed-in-board-and-nexus-r41993
Test case:
http://invisionpower.com,
http://invisionpower.com.
http://invisionpower.com
https://invisionpower.com
https://blah.gov/blah-blah.as
http://en.wikipedia.org/wiki/Chi_(mythology)
(http://google.com)
*/
$uni=(IPS_DOC_CHAR_SET=="UTF-8")?"u":"";
preg_match_all( "#(.*?)(\()?((?:http|ftp|https):\/\/[\p{L}\-_]+(?:\.[\p{L}\-_]+)?(?:[\p{L}\-\.,\(\)@?^=%&amp;:\/~\+\#]*[\p{L}\-\@?^=%&amp;\/~\+\#]))(.*?)$#ims" . $uni, $token->data, $matches );
//print_r($matches);exit;
//$token = array();
// $i = index
// $c = count
// $l = is link
/*for ($i = 0, $c = count($bits), $l = false; $i < $c; $i++, $l = !$l) {
if (!$l) {
if ($bits[$i] === '') continue;
$token[] = new HTMLPurifier_Token_Text($bits[$i]);
} else {
$token[] = new HTMLPurifier_Token_Start('a', array('href' => $bits[$i]));
$token[] = new HTMLPurifier_Token_Text($bits[$i]);
$token[] = new HTMLPurifier_Token_End('a');
}
}*/
if( is_array($matches) AND count($matches) )
{
$token = array();//by denchu 06062013
foreach( $matches[0] as $k => $match )
{
if( !$matches[3][$k] )
{
$token[] = new HTMLPurifier_Token_Text($token->data);
}
else
{
if( $matches[1][$k] )
{
$token[] = new HTMLPurifier_Token_Text($matches[1][$k]);
}
if( $matches[2][$k] )
{
$token[] = new HTMLPurifier_Token_Text($matches[2][$k]);
}
if( !$matches[2][$k] AND $matches[4][$k] == ')' )
{
$matches[3][$k] .= ')';
unset($matches[4][$k]);
}
$token[] = new HTMLPurifier_Token_Start('a', array('href' => $matches[3][$k]));
$token[] = new HTMLPurifier_Token_Text($matches[3][$k]);
$token[] = new HTMLPurifier_Token_End('a');
if( $matches[4][$k] )
{
$token[] = new HTMLPurifier_Token_Text($matches[4][$k]);
}
}
}
}
//print_r($token);exit;
}
}
// vim: et sw=4 sts=4
<?php
/**
* Injector that converts http, https and ftp text URLs to actual links.
*/
class HTMLPurifier_Injector_Linkify extends HTMLPurifier_Injector
{
public $name = 'Linkify';
public $needed = array('a' => array('href'));
public function handleText(&$token) {
if (!$this->allowsElement('a')) return;
//var_dump( $token->data ); exit;
if (strpos($token->data, '://') === false) {
// our really quick heuristic failed, abort
// this may not work so well if we want to match things like
// "google.com", but then again, most people don't
return;
}
//print $token->data;
// there is/are URL(s). Let's split the string:
// Note: this regex is extremely permissive
//$bits = preg_split('#((?:https?|ftp)://[^\s\'"<>()]+)#S', $token->data, -1, PREG_SPLIT_DELIM_CAPTURE);
/* MODIFIED April 26, 2013
@link http://community.invisionpower.com/resources/bugs.html/_/ip-board/links-being-corrupted-or-malformed-in-board-and-nexus-r41993
Test case:
http://invisionpower.com,
http://invisionpower.com.
http://invisionpower.com
https://invisionpower.com
https://blah.gov/blah-blah.as
http://en.wikipedia.org/wiki/Chi_(mythology)
http://en.wikipedia.org/wiki/Assassin's_Creed
(http://google.com)
*/
preg_match_all( "#(.*?)(\()?((?:http|ftp|https):\/\/[\w\-_]+(?:\.[\w\-_]+)?(?:[\w\-\.,\'\(\)@?^=%&amp;:/~\+\#]*[\w\-\@?^=%&amp;/~\+\#]))(.*)(?(?=\S+)\S+)(.*)$#ims", $token->data, $matches );
//$token = array();
// $i = index
// $c = count
// $l = is link
/*for ($i = 0, $c = count($bits), $l = false; $i < $c; $i++, $l = !$l) {
if (!$l) {
if ($bits[$i] === '') continue;
$token[] = new HTMLPurifier_Token_Text($bits[$i]);
} else {
$token[] = new HTMLPurifier_Token_Start('a', array('href' => $bits[$i]));
$token[] = new HTMLPurifier_Token_Text($bits[$i]);
$token[] = new HTMLPurifier_Token_End('a');
}
}*/
if( is_array($matches[0]) AND count($matches[0]) )
{
$token = array();
foreach( $matches[0] as $k => $match )
{
if( !$matches[3][$k] )
{
$token[] = new HTMLPurifier_Token_Text($token->data);
}
else
{
if( $matches[1][$k] )
{
$token[] = new HTMLPurifier_Token_Text($matches[1][$k]);
}
if( $matches[2][$k] )
{
$token[] = new HTMLPurifier_Token_Text($matches[2][$k]);
}
if( !$matches[2][$k] AND !in_array( $matches[4][$k], array( '!', '.', ',' ) ) AND strpos( $matches[4][$k], ' ' ) === false AND ! preg_match( "#(\r|\n|\r\n)#i", $matches[4][$k] ) )
{
$matches[3][$k] .= $matches[4][$k];
unset($matches[4][$k]);
}
$token[] = new HTMLPurifier_Token_Start('a', array('href' => str_replace( '\'', '%27', $matches[3][$k] )));
$token[] = new HTMLPurifier_Token_Text($matches[3][$k]);
$token[] = new HTMLPurifier_Token_End('a');
if( $matches[4][$k] )
{
// Let's do some testing. We may need to recurse in on this line for extra links.
$test = explode( ' ', $matches[4][$k] );
foreach( $test AS $v )
{
if ( strpos( $v, 'http' ) !== false OR strpos( $v, 'https' ) !== false OR strpos( $v, 'ftp' ) !== false )
{
$token[] = new HTMLPurifier_Token_Start('a', array('href' => str_replace( '\'', '%27', $v )));
$token[] = new HTMLPurifier_Token_Text($v);
$token[] = new HTMLPurifier_Token_End('a');
$token[] = new HTMLPurifier_Token_Text(' '); // Because we exploded the text, spaces were lost. Re-add them.
}
else
{
$token[] = new HTMLPurifier_Token_Text($v);
$token[] = new HTMLPurifier_Token_Text(' '); // Because we exploded the text, spaces were lost. Re-add them.
}
}
//$token[] = new HTMLPurifier_Token_Text($matches[4][$k]);
}
if( $matches[5][$k] )
{
$token[] = new HTMLPurifier_Token_Text( $matches[5][$k] );
}
}
}
}
}
}
// vim: et sw=4 sts=4
+1 -1
View File
@@ -5,6 +5,6 @@
<hr>
You have reached this page in error, please use your back button to return to the forum.
<hr>
<a href="http://www.invisionpower.com/">IP.Board</a>
IP.Board
</body>
</html>