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Permit underscores in font-families.

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Signed-off-by: Edward Z. Yang <ezyang@mit.edu>
This commit is contained in:
Edward Z. Yang 2012-07-27 18:28:29 -04:00
parent f90372f8ab
commit d8bb73ce46
2 changed files with 3 additions and 2 deletions
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1
NEWS
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@ -16,6 +16,7 @@ NEWS ( CHANGELOG and HISTORY ) HTMLPurifier
but this may break some clients.
! Support display:inline-block
! Support for more white-space CSS values.
! Permit underscores in font families
- Use prepend for SPL autoloading on PHP 5.3 and later.
- Fix bug with nofollow transform when pre-existing rel exists.
- Fix bug where background:url() always gets lower-cased

4
library/HTMLPurifier/AttrDef/CSS/FontFamily.php
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@ -9,7 +9,7 @@ class HTMLPurifier_AttrDef_CSS_FontFamily extends HTMLPurifier_AttrDef
protected $mask = null;
public function __construct() {
$this->mask = '- ';
$this->mask = '_- ';
for ($c = 'a'; $c <= 'z'; $c++) $this->mask .= $c;
for ($c = 'A'; $c <= 'Z'; $c++) $this->mask .= $c;
for ($c = '0'; $c <= '9'; $c++) $this->mask .= $c; // cast-y, but should be fine
@ -165,7 +165,7 @@ class HTMLPurifier_AttrDef_CSS_FontFamily extends HTMLPurifier_AttrDef
// extensive research, we may feel comfortable with dropping
// it down to edgy.
// Edgy: alphanumeric, spaces, dashes and Unicode. Use of
// Edgy: alphanumeric, spaces, dashes, underscores and Unicode. Use of
// str(c)spn assumes that the string was already well formed
// Unicode (which of course it is).
if (strspn($font, $this->mask) !== strlen($font)) {