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Code Issues Releases Wiki Activity

Add %CSS.ForbiddenProperties directive.

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Signed-off-by: Edward Z. Yang <ezyang@mit.edu>
This commit is contained in:
Edward Z. Yang
2010-09-04 02:59:03 -04:00
parent 92913bc816
commit eac628f490
8 changed files with 43 additions and 7 deletions
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19
library/HTMLPurifier/CSSDefinition.php
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@@ -272,20 +272,29 @@ class HTMLPurifier_CSSDefinition extends HTMLPurifier_Definition
// setup allowed elements
$support = "(for information on implementing this, see the ".
"support forums) ";
$allowed_attributes = $config->get('CSS.AllowedProperties');
if ($allowed_attributes !== null) {
$allowed_properties = $config->get('CSS.AllowedProperties');
if ($allowed_properties !== null) {
foreach ($this->info as $name => $d) {
if(!isset($allowed_attributes[$name])) unset($this->info[$name]);
unset($allowed_attributes[$name]);
if(!isset($allowed_properties[$name])) unset($this->info[$name]);
unset($allowed_properties[$name]);
}
// emit errors
foreach ($allowed_attributes as $name => $d) {
foreach ($allowed_properties as $name => $d) {
// :TODO: Is this htmlspecialchars() call really necessary?
$name = htmlspecialchars($name);
trigger_error("Style attribute '$name' is not supported $support", E_USER_WARNING);
}
}
$forbidden_properties = $config->get('CSS.ForbiddenProperties');
if ($forbidden_properties !== null) {
foreach ($this->info as $name => $d) {
if (isset($forbidden_properties[$name])) {
unset($this->info[$name]);
}
}
}
}
}