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Code Issues Releases Wiki Activity

Fix issue processwire/processwire-issues#2015

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This commit is contained in:
Ryan Cramer
2024-12-31 10:59:47 -05:00
parent fa47338eed
commit 4be389067d
1 changed files with 25 additions and 5 deletions
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30
wire/core/Sanitizer.php
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@@ -992,7 +992,14 @@ class Sanitizer extends Wire {
$_value = $value;
$parts = explode('__', $_value);
foreach($parts as $n => $part) {
$parts[$n] = $this->punyDecodeName($part);
if(strpos($part, "xn-=") === 0) $part = substr($part, 3);
if(strpos($part, '=') === 0) {
// equals at beginning means keep this part as-is
$part = $this->name(substr($part, 1));
} else {
$part = $this->punyDecodeName($part);
}
$parts[$n] = $part;
}
$value = implode('', $parts);
return $value;
@@ -1003,7 +1010,7 @@ class Sanitizer extends Wire {
if(strpos($value, 'xn--') !== 0) $value = 'xn--' . substr($value, 3);
if(function_exists('idn_to_utf8')) {
// use native php function if available
$value = @idn_to_utf8($value);
$value = idn_to_utf8($value, 32); // 32=IDNA_NONTRANSITIONAL_TO_UNICODE
} else {
// otherwise use Punycode class
$pc = new Punycode();
@@ -1037,9 +1044,18 @@ class Sanitizer extends Wire {
while(strlen($_value)) {
$part = $tt->substr($_value, 0, 12);
$_value = $tt->substr($_value, 12);
$parts[] = $this->punyEncodeName($part);
$part = $this->punyEncodeName($part);
if(strpos($part, 'xn-') !== 0) {
// if encoding didn't result in an xn- string then
// prefix an equals to indicate this part should be taken literally
$part = "=$part";
}
$parts[] = $part;
}
$value = implode('__', $parts);
if(strpos($value, 'xn--') !== false && strpos($value, 'xn-') !== 0) {
$value = "xn-$value";
}
return $value;
}
@@ -1047,7 +1063,7 @@ class Sanitizer extends Wire {
if(function_exists("idn_to_ascii")) {
// use native php function if available
$value = substr(@idn_to_ascii($value), 3);
$value = substr(idn_to_ascii($value, 16), 3); // 16=IDNA_NONTRANSITIONAL_TO_ASCII
} else {
// otherwise use Punycode class
$pc = new Punycode();
@@ -1064,6 +1080,10 @@ class Sanitizer extends Wire {
}
return $value;
}
protected function punycode() {
return new Punycode();
}
/**
* Format required by ProcessWire user names
@@ -2382,7 +2402,7 @@ class Sanitizer extends Wire {
} else {
// domain contains utf8
$pc = function_exists("idn_to_ascii") ? false : new Punycode();
$pc = function_exists("idn_to_ascii") ? false : $this->punycode();
$domain = $pc ? $pc->encode($domain) : @idn_to_ascii($domain);
if($domain === false || !strlen($domain)) return '';
$url = $scheme . $domain . $rest;