function summaryAsHTML($rev)
{
if (!($summary = $this->summary($rev))) {
return '';
}
return HTML::strong(array('class' => 'wiki-summary'), "(", TransformLinks($summary, $rev->get('markup'), $rev->getPageName()), ")");
}
/**
* Handle AntiSpam here. How? http://wikiblacklist.blogspot.com/
* Need to check dynamically some blacklist wikipage settings
* (plugin WikiAccessRestrictions) and some static blacklist.
* DONE:
* Always: More then 20 new external links
* ENABLE_SPAMASSASSIN: content patterns by babycart (only php >= 4.3 for now)
* ENABLE_SPAMBLOCKLIST: content domain blacklist
*/
function isSpam()
{
$current =& $this->current;
$request =& $this->request;
$oldtext = $current->getPackedContent();
$newtext =& $this->_content;
// FIXME: in longer texts the NUM_SPAM_LINKS number should be increased.
// better use a certain text : link ratio.
// 1. Not more then 20 new external links
if (defined("NUM_SPAM_LINKS")) {
if ($this->numLinks($newtext) - $this->numLinks($oldtext) >= NUM_SPAM_LINKS) {
// Allow strictly authenticated users?
// TODO: mail the admin?
$this->tokens['PAGE_LOCKED_MESSAGE'] = HTML($this->getSpamMessage(), HTML::p(HTML::strong(_("Too many external links."))));
return true;
}
}
// 2. external babycart (SpamAssassin) check
// This will probably prevent from discussing sex or viagra related topics. So beware.
if (ENABLE_SPAMASSASSIN) {
include_once "lib/spam_babycart.php";
if ($babycart = check_babycart($newtext, $request->get("REMOTE_ADDR"), $this->user->getId())) {
// TODO: mail the admin
if (is_array($babycart)) {
$this->tokens['PAGE_LOCKED_MESSAGE'] = HTML($this->getSpamMessage(), HTML::p(HTML::em(_("SpamAssassin reports: "), join("\n", $babycart))));
}
return true;
}
}
// 3. extract (new) links and check surbl for blocked domains
if (ENABLE_SPAMBLOCKLIST and $this->numLinks($newtext)) {
include_once "lib/SpamBlocklist.php";
include_once "lib/InlineParser.php";
$parsed = TransformLinks($newtext);
foreach ($parsed->_content as $link) {
if (isa($link, 'Cached_ExternalLink')) {
$uri = $link->_getURL($this->page->getName());
if ($res = IsBlackListed($uri)) {
// TODO: mail the admin
$this->tokens['PAGE_LOCKED_MESSAGE'] = HTML($this->getSpamMessage(), HTML::p(HTML::strong(_("External links contain blocked domains:")), HTML::ul(HTML::li(sprintf(_("%s is listed at %s"), $res[2], $res[0])))));
return true;
}
}
}
}
return false;
}
