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OPPG-413: Enable caching, fill default tag list for HTML validation

namespaces
Frank Ronny Larsen 2013-07-08 16:15:54 +02:00
parent 35e2623e1b
commit d2e3558927
1 changed files with 20 additions and 5 deletions
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25
h5p.classes.php
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@ -1169,12 +1169,27 @@ class H5PContentValidator {
*/
public function validateText(&$text, $semantics) {
if ($semantics->widget && $semantics->widget == 'html') {
// FIXME: Implicit tags added in javascript are NOT vissible in
// $semantics->tags (such as mathml etc). Need to include defaults.
$allowedtags = '<div>';
if ($semantics->tags) {
$allowedtags = implode('', array_map(array($this, 'bracketTags'), $semantics->tags));
// Build allowed tag list, based in $semantics->tags and known defaults.
// These four are always allowed.
$tags = array('div', 'span', 'p', 'br');
if (isset($semantics->tags)) {
$tags = array_merge($tags, $semantics->tags);
// Add related tags for table etc.
if (in_array('table', $semantics->tags)) {
$tags = array_merge($tags, array('tr', 'td', 'th', 'colgroup', 'thead', 'tbody', 'tfoot'));
}
if (in_array('b', $semantics->tags)) {
$tags[] = 'strong';
}
if (in_array('i', $semantics->tags)) {
$tags[] = 'em';
}
if (in_array('ul', $semantics->tags) || in_array('ol', $semantics->tags)) {
$tags[] = 'li';
}
}
$allowedtags = implode('', array_map(array($this, 'bracketTags'), $tags));
// Strip invalid HTML tags.
$text = strip_tags($text, $allowedtags);
}