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Ticket #2244: fix to interpretation of escaped HTML and plaintext Atom content on incoming OStatus messages.

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We were double-unescaping for <content type="html">, turning &lt;b&gt; escaped chars into literal tags (which then may get removed entirely by the HTML scrubber).
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Brion Vibber 2010-03-17 17:35:27 -07:00
parent 5d1295f233
commit 55a54d6f6a
1 changed files with 6 additions and 3 deletions
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9
lib/activity.php
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@ -458,11 +458,14 @@ class ActivityUtils
// slavishly following http://atompub.org/rfc4287.html#rfc.section.4.1.3.3
if (empty($type) || $type == 'text') {
return $contentEl->textContent;
// Plain text source -- let's turn it into HTML!
return htmlspecialchars($contentEl->textContent);
} else if ($type == 'html') {
$text = $contentEl->textContent;
return htmlspecialchars_decode($text, ENT_QUOTES);
// The XML text decoding gives us an HTML string ready to roll.
return $contentEl->textContent, ENT_QUOTES;
} else if ($type == 'xhtml') {
// Embedded XHTML; we have to pull it out of the document tree,
// then serialize it back out to an HTML fragment string.
$divEl = ActivityUtils::child($contentEl, 'div', 'http://www.w3.org/1999/xhtml');
if (empty($divEl)) {
return null;