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[1.6.1] Transformation of font's size attribute now handles super-large numbers

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git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1020 48356398-32a2-884e-a903-53898d9a118a
This commit is contained in:
Edward Z. Yang
2007-05-05 18:56:45 +00:00
parent 92ea74cba2
commit bd6071cb3b
3 changed files with 20 additions and 3 deletions
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13
library/HTMLPurifier/TagTransform/Font.php
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@@ -20,6 +20,7 @@ class HTMLPurifier_TagTransform_Font extends HTMLPurifier_TagTransform
var $transform_to = 'span';
var $_size_lookup = array(
'0' => 'xx-small',
'1' => 'xx-small',
'2' => 'small',
'3' => 'medium',
@@ -28,9 +29,10 @@ class HTMLPurifier_TagTransform_Font extends HTMLPurifier_TagTransform
'6' => 'xx-large',
'7' => '300%',
'-1' => 'smaller',
'+1' => 'larger',
'-2' => '60%',
'+1' => 'larger',
'+2' => '150%',
'+3' => '200%',
'+4' => '300%'
);
@@ -58,6 +60,15 @@ class HTMLPurifier_TagTransform_Font extends HTMLPurifier_TagTransform
// handle size transform
if (isset($attr['size'])) {
// normalize large numbers
if ($attr['size']{0} == '+' || $attr['size']{0} == '-') {
$size = (int) $attr['size'];
if ($size < -2) $attr['size'] = '-2';
if ($size > 4) $attr['size'] = '+4';
} else {
$size = (int) $attr['size'];
if ($size > 7) $attr['size'] = '7';
}
if (isset($this->_size_lookup[$attr['size']])) {
$prepend_style .= 'font-size:' .
$this->_size_lookup[$attr['size']] . ';';