/**
* Adds class="external" & rel="nofollow" to external links.
*
* @param \DOMNode $node Link
* @param \Title $title
*/
public function apply(\DOMNode $node, \Title $title)
{
if (!$node instanceof \DOMElement) {
return;
}
$node->setAttribute('class', 'external');
global $wgNoFollowLinks, $wgNoFollowDomainExceptions;
if ($wgNoFollowLinks && !wfMatchesDomainList($node->getAttribute('href'), $wgNoFollowDomainExceptions)) {
$node->setAttribute('rel', 'nofollow');
}
}
/**
* Get the rel attribute for a particular external link.
*
* @since 1.21
* @param string|bool $url optional URL, to extract the domain from for rel =>
* nofollow if appropriate
* @param $title Title optional Title, for wgNoFollowNsExceptions lookups
* @return string|null rel attribute for $url
*/
public static function getExternalLinkRel($url = false, $title = null)
{
global $wgNoFollowLinks, $wgNoFollowNsExceptions, $wgNoFollowDomainExceptions;
$ns = $title ? $title->getNamespace() : false;
if ($wgNoFollowLinks && !in_array($ns, $wgNoFollowNsExceptions) && !wfMatchesDomainList($url, $wgNoFollowDomainExceptions)) {
return 'nofollow';
}
return null;
}
/**
* Get an associative array of additional HTML attributes appropriate for a
* particular external link. This currently may include rel => nofollow
* (depending on configuration, namespace, and the URL's domain) and/or a
* target attribute (depending on configuration).
*
* @param $url String|bool optional URL, to extract the domain from for rel =>
* nofollow if appropriate
* @return Array associative array of HTML attributes
*/
function getExternalLinkAttribs($url = false)
{
$attribs = array();
global $wgNoFollowLinks, $wgNoFollowNsExceptions, $wgNoFollowDomainExceptions;
$ns = $this->mTitle->getNamespace();
if ($wgNoFollowLinks && !in_array($ns, $wgNoFollowNsExceptions) && !wfMatchesDomainList($url, $wgNoFollowDomainExceptions)) {
$attribs['rel'] = 'nofollow';
}
if ($this->mOptions->getExternalLinkTarget()) {
$attribs['target'] = $this->mOptions->getExternalLinkTarget();
}
return $attribs;
}
/**
* @dataProvider provideWfMatchesDomainList
* @covers ::wfMatchesDomainList
*/
public function testWfMatchesDomainList($url, $domains, $expected, $description)
{
$actual = wfMatchesDomainList($url, $domains);
$this->assertEquals($expected, $actual, $description);
}
/**
* Add content from plain text
* @since 1.17
* @param $bar array
* @param $text string
* @return Array
*/
function addToSidebarPlain(&$bar, $text)
{
$lines = explode("\n", $text);
$heading = '';
foreach ($lines as $line) {
if (strpos($line, '*') !== 0) {
continue;
}
$line = rtrim($line, "\r");
// for Windows compat
if (strpos($line, '**') !== 0) {
$heading = trim($line, '* ');
if (!array_key_exists($heading, $bar)) {
$bar[$heading] = array();
}
} else {
$line = trim($line, '* ');
if (strpos($line, '|') !== false) {
// sanity check
$line = MessageCache::singleton()->transform($line, false, null, $this->getTitle());
$line = array_map('trim', explode('|', $line, 2));
if (count($line) !== 2) {
// Second sanity check, could be hit by people doing
// funky stuff with parserfuncs... (bug 33321)
continue;
}
$extraAttribs = array();
$msgLink = $this->msg($line[0])->inContentLanguage();
if ($msgLink->exists()) {
$link = $msgLink->text();
if ($link == '-') {
continue;
}
} else {
$link = $line[0];
}
$msgText = $this->msg($line[1]);
if ($msgText->exists()) {
$text = $msgText->text();
} else {
$text = $line[1];
}
if (preg_match('/^(?i:' . wfUrlProtocols() . ')/', $link)) {
$href = $link;
// Parser::getExternalLinkAttribs won't work here because of the Namespace things
global $wgNoFollowLinks, $wgNoFollowDomainExceptions;
if ($wgNoFollowLinks && !wfMatchesDomainList($href, $wgNoFollowDomainExceptions)) {
$extraAttribs['rel'] = 'nofollow';
}
global $wgExternalLinkTarget;
if ($wgExternalLinkTarget) {
$extraAttribs['target'] = $wgExternalLinkTarget;
}
} else {
$title = Title::newFromText($link);
if ($title) {
$title = $title->fixSpecialName();
$href = $title->getLinkURL();
} else {
$href = 'INVALID-TITLE';
}
}
$bar[$heading][] = array_merge(array('text' => $text, 'href' => $href, 'id' => 'n-' . Sanitizer::escapeId(strtr($line[1], ' ', '-'), 'noninitial'), 'active' => false), $extraAttribs);
} else {
continue;
}
}
}
return $bar;
}
/**
* Parse specific link
*
* @param $line string
* @param $parser Parser current parser
* @param $frame Frame current frame
* @return array
*/
static function parseButtonLink($line, $parser, $frame)
{
$extraAttribs = array();
$href_implicit = false;
$active = false;
// semantic queries
if (strpos($line, '{{#ask:') === 0) {
if ($parser->getTitle() instanceof Title) {
$semanticQuery = substr($line, 7, -2);
$semanticHitNumber = $parser->recursiveTagParse('{{#ask:' . $semanticQuery . '|format=count}}', false);
if (!is_numeric($semanticHitNumber) || $semanticHitNumber < 1) {
return array(array('text' => $semanticQuery, 'href' => 'INVALID QUERY'));
}
$semanticHits = $parser->recursiveTagParse('{{#ask:' . $semanticQuery . '|format=list|link=none}}', false);
$semanticHits = explode(',', $semanticHits);
$semanticLinks = array();
foreach ($semanticHits as $semanticHit) {
$semanticLink = TweekiHooks::parseButtonLink($semanticHit, $parser, $frame);
$semanticLinks[] = $semanticLink[0];
}
return $semanticLinks;
} else {
$text = 'broken';
}
}
$line = explode('|', $line);
foreach ($line as &$single_line) {
$single_line = trim($single_line);
}
// is the text explicitly set?
$href = $line[0];
if (isset($line[1]) && $line[1] != "") {
$text = $line[1];
} else {
$href_implicit = true;
$text = $line[0];
}
// parse text
$msgText = wfMessage($text)->inContentLanguage();
if ($msgText->exists()) {
$text = $msgText->parse();
} else {
if ($parser->getTitle() instanceof Title) {
$text = $parser->recursiveTagParse($text, $frame);
} else {
$text = 'INVALID-TITLE/PARSER-BROKEN';
}
}
// parse href
$msgLink = wfMessage($href)->inContentLanguage();
if ($msgLink->exists()) {
$href = $msgLink->parse();
} else {
if ($parser->getTitle() instanceof Title) {
$href = $parser->replaceVariables($href, $frame);
} else {
$href = 'INVALID-HREF/PARSER-BROKEN';
}
}
if (preg_match('/^(?i:' . wfUrlProtocols() . ')/', $href)) {
// Parser::getExternalLinkAttribs won't work here because of the Namespace things
global $wgNoFollowLinks, $wgNoFollowDomainExceptions;
if ($wgNoFollowLinks && !wfMatchesDomainList($href, $wgNoFollowDomainExceptions)) {
$extraAttribs['rel'] = 'nofollow';
}
global $wgExternalLinkTarget;
if ($wgExternalLinkTarget) {
$extraAttribs['target'] = $wgExternalLinkTarget;
}
} else {
$title = Title::newFromText($href);
if ($title) {
if ($title->equals($parser->getTitle())) {
$active = true;
}
$title = $title->fixSpecialName();
$href = $title->getLinkURL();
} else {
$href = 'INVALID-TITLE:' . $href;
}
}
if (isset($line[2]) && $line[2] != "") {
$extraAttribs['class'] = $line[2];
}
$link = array_merge(array('html' => $text, 'href' => $href, 'href_implicit' => $href_implicit, 'id' => 'n-' . Sanitizer::escapeId(strtr($line[0], ' ', '-'), 'noninitial'), 'active' => $active), $extraAttribs);
return array($link);
}