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Use IDNA2008 for converting domains to ASCII

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This commit is contained in:
Marina Glancy 2017-10-03 18:44:24 +08:00 committed by Edward Z. Yang
parent 17f80cd74b
commit ce0ede24de
2 changed files with 2 additions and 1 deletions
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2
library/HTMLPurifier/AttrDef/URI/Host.php
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@ -97,7 +97,7 @@ class HTMLPurifier_AttrDef_URI_Host extends HTMLPurifier_AttrDef
// PHP 5.3 and later support this functionality natively // PHP 5.3 and later support this functionality natively
if (function_exists('idn_to_ascii')) { if (function_exists('idn_to_ascii')) {
$string = idn_to_ascii($string); $string = idn_to_ascii($string, IDNA_NONTRANSITIONAL_TO_ASCII, INTL_IDNA_VARIANT_UTS46);
// If we have Net_IDNA2 support, we can support IRIs by // If we have Net_IDNA2 support, we can support IRIs by
// punycoding them. (This is the most portable thing to do, // punycoding them. (This is the most portable thing to do,

1
tests/HTMLPurifier/AttrDef/URI/HostTest.php
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@ -49,6 +49,7 @@ class HTMLPurifier_AttrDef_URI_HostTest extends HTMLPurifier_AttrDefHarness
} }
$this->config->set('Core.EnableIDNA', true); $this->config->set('Core.EnableIDNA', true);
$this->assertDef("\xE4\xB8\xAD\xE6\x96\x87.com.cn", "xn--fiq228c.com.cn"); $this->assertDef("\xE4\xB8\xAD\xE6\x96\x87.com.cn", "xn--fiq228c.com.cn");
$this->assertDef("faß.de", "xn--fa-hia.de");
$this->assertDef("\xe2\x80\x85.com", false); // rejected $this->assertDef("\xe2\x80\x85.com", false); // rejected
} }