예제 #1
0
 /**
  * Process [[ ]] wikilinks (RIL)
  * @param $s
  * @throws MWException
  * @return LinkHolderArray
  *
  * @private
  */
 function replaceInternalLinks2(&$s)
 {
     wfProfileIn(__METHOD__);
     wfProfileIn(__METHOD__ . '-setup');
     static $tc = false, $e1, $e1_img;
     # the % is needed to support urlencoded titles as well
     if (!$tc) {
         $tc = Title::legalChars() . '#%';
         # Match a link having the form [[namespace:link|alternate]]trail
         $e1 = "/^([{$tc}]+)(?:\\|(.+?))?]](.*)\$/sD";
         # Match cases where there is no "]]", which might still be images
         $e1_img = "/^([{$tc}]+)\\|(.*)\$/sD";
     }
     $holders = new LinkHolderArray($this);
     # split the entire text string on occurrences of [[
     $a = StringUtils::explode('[[', ' ' . $s);
     # get the first element (all text up to first [[), and remove the space we added
     $s = $a->current();
     $a->next();
     $line = $a->current();
     # Workaround for broken ArrayIterator::next() that returns "void"
     $s = substr($s, 1);
     $useLinkPrefixExtension = $this->getTargetLanguage()->linkPrefixExtension();
     $e2 = null;
     if ($useLinkPrefixExtension) {
         # Match the end of a line for a word that's not followed by whitespace,
         # e.g. in the case of 'The Arab al[[Razi]]', 'al' will be matched
         global $wgContLang;
         $charset = $wgContLang->linkPrefixCharset();
         $e2 = "/^((?>.*[^{$charset}]|))(.+)\$/sDu";
     }
     if (is_null($this->mTitle)) {
         wfProfileOut(__METHOD__ . '-setup');
         wfProfileOut(__METHOD__);
         throw new MWException(__METHOD__ . ": \$this->mTitle is null\n");
     }
     $nottalk = !$this->mTitle->isTalkPage();
     if ($useLinkPrefixExtension) {
         $m = array();
         if (preg_match($e2, $s, $m)) {
             $first_prefix = $m[2];
         } else {
             $first_prefix = false;
         }
     } else {
         $prefix = '';
     }
     $useSubpages = $this->areSubpagesAllowed();
     wfProfileOut(__METHOD__ . '-setup');
     # Loop for each link
     for (; $line !== false && $line !== null; $a->next(), $line = $a->current()) {
         # Check for excessive memory usage
         if ($holders->isBig()) {
             # Too big
             # Do the existence check, replace the link holders and clear the array
             $holders->replace($s);
             $holders->clear();
         }
         if ($useLinkPrefixExtension) {
             wfProfileIn(__METHOD__ . '-prefixhandling');
             if (preg_match($e2, $s, $m)) {
                 $prefix = $m[2];
                 $s = $m[1];
             } else {
                 $prefix = '';
             }
             # first link
             if ($first_prefix) {
                 $prefix = $first_prefix;
                 $first_prefix = false;
             }
             wfProfileOut(__METHOD__ . '-prefixhandling');
         }
         $might_be_img = false;
         wfProfileIn(__METHOD__ . "-e1");
         if (preg_match($e1, $line, $m)) {
             # page with normal text or alt
             $text = $m[2];
             # If we get a ] at the beginning of $m[3] that means we have a link that's something like:
             # [[Image:Foo.jpg|[http://example.com desc]]] <- having three ] in a row f***s up,
             # the real problem is with the $e1 regex
             # See bug 1300.
             #
             # Still some problems for cases where the ] is meant to be outside punctuation,
             # and no image is in sight. See bug 2095.
             #
             if ($text !== '' && substr($m[3], 0, 1) === ']' && strpos($text, '[') !== false) {
                 $text .= ']';
                 # so that replaceExternalLinks($text) works later
                 $m[3] = substr($m[3], 1);
             }
             # fix up urlencoded title texts
             if (strpos($m[1], '%') !== false) {
                 # Should anchors '#' also be rejected?
                 $m[1] = str_replace(array('<', '>'), array('&lt;', '&gt;'), rawurldecode($m[1]));
             }
             $trail = $m[3];
         } elseif (preg_match($e1_img, $line, $m)) {
             # Invalid, but might be an image with a link in its caption
             $might_be_img = true;
             $text = $m[2];
             if (strpos($m[1], '%') !== false) {
                 $m[1] = rawurldecode($m[1]);
             }
             $trail = "";
         } else {
             # Invalid form; output directly
             $s .= $prefix . '[[' . $line;
             wfProfileOut(__METHOD__ . "-e1");
             continue;
         }
         wfProfileOut(__METHOD__ . "-e1");
         wfProfileIn(__METHOD__ . "-misc");
         # Don't allow internal links to pages containing
         # PROTO: where PROTO is a valid URL protocol; these
         # should be external links.
         if (preg_match('/^(?i:' . $this->mUrlProtocols . ')/', $m[1])) {
             $s .= $prefix . '[[' . $line;
             wfProfileOut(__METHOD__ . "-misc");
             continue;
         }
         # Make subpage if necessary
         if ($useSubpages) {
             $link = $this->maybeDoSubpageLink($m[1], $text);
         } else {
             $link = $m[1];
         }
         $noforce = substr($m[1], 0, 1) !== ':';
         if (!$noforce) {
             # Strip off leading ':'
             $link = substr($link, 1);
         }
         wfProfileOut(__METHOD__ . "-misc");
         wfProfileIn(__METHOD__ . "-title");
         $nt = Title::newFromText($this->mStripState->unstripNoWiki($link));
         if ($nt === null) {
             $s .= $prefix . '[[' . $line;
             wfProfileOut(__METHOD__ . "-title");
             continue;
         }
         $ns = $nt->getNamespace();
         $iw = $nt->getInterwiki();
         wfProfileOut(__METHOD__ . "-title");
         if ($might_be_img) {
             # if this is actually an invalid link
             wfProfileIn(__METHOD__ . "-might_be_img");
             if ($ns == NS_FILE && $noforce) {
                 # but might be an image
                 $found = false;
                 while (true) {
                     # look at the next 'line' to see if we can close it there
                     $a->next();
                     $next_line = $a->current();
                     if ($next_line === false || $next_line === null) {
                         break;
                     }
                     $m = explode(']]', $next_line, 3);
                     if (count($m) == 3) {
                         # the first ]] closes the inner link, the second the image
                         $found = true;
                         $text .= "[[{$m[0]}]]{$m[1]}";
                         $trail = $m[2];
                         break;
                     } elseif (count($m) == 2) {
                         # if there's exactly one ]] that's fine, we'll keep looking
                         $text .= "[[{$m[0]}]]{$m[1]}";
                     } else {
                         # if $next_line is invalid too, we need look no further
                         $text .= '[[' . $next_line;
                         break;
                     }
                 }
                 if (!$found) {
                     # we couldn't find the end of this imageLink, so output it raw
                     # but don't ignore what might be perfectly normal links in the text we've examined
                     $holders->merge($this->replaceInternalLinks2($text));
                     $s .= "{$prefix}[[{$link}|{$text}";
                     # note: no $trail, because without an end, there *is* no trail
                     wfProfileOut(__METHOD__ . "-might_be_img");
                     continue;
                 }
             } else {
                 # it's not an image, so output it raw
                 $s .= "{$prefix}[[{$link}|{$text}";
                 # note: no $trail, because without an end, there *is* no trail
                 wfProfileOut(__METHOD__ . "-might_be_img");
                 continue;
             }
             wfProfileOut(__METHOD__ . "-might_be_img");
         }
         $wasblank = $text == '';
         if ($wasblank) {
             $text = $link;
         } else {
             # Bug 4598 madness. Handle the quotes only if they come from the alternate part
             # [[Lista d''e paise d''o munno]] -> <a href="...">Lista d''e paise d''o munno</a>
             # [[Criticism of Harry Potter|Criticism of ''Harry Potter'']]
             #    -> <a href="Criticism of Harry Potter">Criticism of <i>Harry Potter</i></a>
             $text = $this->doQuotes($text);
         }
         # Link not escaped by : , create the various objects
         if ($noforce) {
             # Interwikis
             wfProfileIn(__METHOD__ . "-interwiki");
             if ($iw && $this->mOptions->getInterwikiMagic() && $nottalk && Language::fetchLanguageName($iw, null, 'mw')) {
                 // XXX: the above check prevents links to sites with identifiers that are not language codes
                 # Bug 24502: filter duplicates
                 if (!isset($this->mLangLinkLanguages[$iw])) {
                     $this->mLangLinkLanguages[$iw] = true;
                     $this->mOutput->addLanguageLink($nt->getFullText());
                 }
                 $s = rtrim($s . $prefix);
                 $s .= trim($trail, "\n") == '' ? '' : $prefix . $trail;
                 wfProfileOut(__METHOD__ . "-interwiki");
                 continue;
             }
             wfProfileOut(__METHOD__ . "-interwiki");
             if ($ns == NS_FILE) {
                 wfProfileIn(__METHOD__ . "-image");
                 if (!wfIsBadImage($nt->getDBkey(), $this->mTitle)) {
                     if ($wasblank) {
                         # if no parameters were passed, $text
                         # becomes something like "File:Foo.png",
                         # which we don't want to pass on to the
                         # image generator
                         $text = '';
                     } else {
                         # recursively parse links inside the image caption
                         # actually, this will parse them in any other parameters, too,
                         # but it might be hard to fix that, and it doesn't matter ATM
                         $text = $this->replaceExternalLinks($text);
                         $holders->merge($this->replaceInternalLinks2($text));
                     }
                     # cloak any absolute URLs inside the image markup, so replaceExternalLinks() won't touch them
                     $s .= $prefix . $this->armorLinks($this->makeImage($nt, $text, $holders)) . $trail;
                 } else {
                     $s .= $prefix . $trail;
                 }
                 wfProfileOut(__METHOD__ . "-image");
                 continue;
             }
             if ($ns == NS_CATEGORY) {
                 wfProfileIn(__METHOD__ . "-category");
                 $s = rtrim($s . "\n");
                 # bug 87
                 if ($wasblank) {
                     $sortkey = $this->getDefaultSort();
                 } else {
                     $sortkey = $text;
                 }
                 $sortkey = Sanitizer::decodeCharReferences($sortkey);
                 $sortkey = str_replace("\n", '', $sortkey);
                 $sortkey = $this->getConverterLanguage()->convertCategoryKey($sortkey);
                 $this->mOutput->addCategory($nt->getDBkey(), $sortkey);
                 /**
                  * Strip the whitespace Category links produce, see bug 87
                  */
                 $s .= trim($prefix . $trail, "\n") == '' ? '' : $prefix . $trail;
                 wfProfileOut(__METHOD__ . "-category");
                 continue;
             }
         }
         # Self-link checking. For some languages, variants of the title are checked in
         # LinkHolderArray::doVariants() to allow batching the existence checks necessary
         # for linking to a different variant.
         if ($ns != NS_SPECIAL && $nt->equals($this->mTitle) && !$nt->hasFragment()) {
             $s .= $prefix . Linker::makeSelfLinkObj($nt, $text, '', $trail);
             continue;
         }
         # NS_MEDIA is a pseudo-namespace for linking directly to a file
         # @todo FIXME: Should do batch file existence checks, see comment below
         if ($ns == NS_MEDIA) {
             wfProfileIn(__METHOD__ . "-media");
             # Give extensions a chance to select the file revision for us
             $options = array();
             $descQuery = false;
             wfRunHooks('BeforeParserFetchFileAndTitle', array($this, $nt, &$options, &$descQuery));
             # Fetch and register the file (file title may be different via hooks)
             list($file, $nt) = $this->fetchFileAndTitle($nt, $options);
             # Cloak with NOPARSE to avoid replacement in replaceExternalLinks
             $s .= $prefix . $this->armorLinks(Linker::makeMediaLinkFile($nt, $file, $text)) . $trail;
             wfProfileOut(__METHOD__ . "-media");
             continue;
         }
         wfProfileIn(__METHOD__ . "-always_known");
         # Some titles, such as valid special pages or files in foreign repos, should
         # be shown as bluelinks even though they're not included in the page table
         #
         # @todo FIXME: isAlwaysKnown() can be expensive for file links; we should really do
         # batch file existence checks for NS_FILE and NS_MEDIA
         if ($iw == '' && $nt->isAlwaysKnown()) {
             $this->mOutput->addLink($nt);
             $s .= $this->makeKnownLinkHolder($nt, $text, array(), $trail, $prefix);
         } else {
             # Links will be added to the output link list after checking
             $s .= $holders->makeHolder($nt, $text, array(), $trail, $prefix);
         }
         wfProfileOut(__METHOD__ . "-always_known");
     }
     wfProfileOut(__METHOD__);
     return $holders;
 }
예제 #2
0
 /**
  * Process [[ ]] wikilinks (RIL)
  * @return LinkHolderArray
  *
  * @private
  */
 function replaceInternalLinks2(&$s)
 {
     wfProfileIn(__METHOD__);
     # RTE (Rich Text Editor) - begin
     # @author: Inez Korczyński
     global $wgRTEParserEnabled;
     # RTE (Rich Text Editor) - end
     wfProfileIn(__METHOD__ . '-setup');
     static $tc = FALSE, $e1, $e1_img;
     # the % is needed to support urlencoded titles as well
     if (!$tc) {
         $tc = Title::legalChars() . '#%';
         # Match a link having the form [[namespace:link|alternate]]trail
         $e1 = "/^([{$tc}]+)(?:\\|(.+?))?]](.*)\$/sD";
         # Match cases where there is no "]]", which might still be images
         $e1_img = "/^([{$tc}]+)\\|(.*)\$/sD";
     }
     $holders = new LinkHolderArray($this);
     # split the entire text string on occurences of [[
     $a = StringUtils::explode('[[', ' ' . $s);
     # get the first element (all text up to first [[), and remove the space we added
     $s = $a->current();
     $a->next();
     $line = $a->current();
     # Workaround for broken ArrayIterator::next() that returns "void"
     $s = substr($s, 1);
     $useLinkPrefixExtension = $this->getTargetLanguage()->linkPrefixExtension();
     $e2 = null;
     if ($useLinkPrefixExtension) {
         # Match the end of a line for a word that's not followed by whitespace,
         # e.g. in the case of 'The Arab al[[Razi]]', 'al' will be matched
         $e2 = wfMsgForContent('linkprefix');
     }
     if (is_null($this->mTitle)) {
         wfProfileOut(__METHOD__ . '-setup');
         wfProfileOut(__METHOD__);
         throw new MWException(__METHOD__ . ": \$this->mTitle is null\n");
     }
     $nottalk = !$this->mTitle->isTalkPage();
     if ($useLinkPrefixExtension) {
         $m = array();
         if (preg_match($e2, $s, $m)) {
             $first_prefix = $m[2];
         } else {
             $first_prefix = false;
         }
     } else {
         $prefix = '';
     }
     if ($this->getConverterLanguage()->hasVariants()) {
         $selflink = $this->getConverterLanguage()->autoConvertToAllVariants($this->mTitle->getPrefixedText());
     } else {
         $selflink = array($this->mTitle->getPrefixedText());
     }
     $useSubpages = $this->areSubpagesAllowed();
     wfProfileOut(__METHOD__ . '-setup');
     # Loop for each link
     for (; $line !== false && $line !== null; $a->next(), $line = $a->current()) {
         # Check for excessive memory usage
         if ($holders->isBig()) {
             # Too big
             # Do the existence check, replace the link holders and clear the array
             $holders->replace($s);
             $holders->clear();
         }
         # RTE (Rich Text Editor) - begin
         # @author: Inez Korczyński
         if (!empty($wgRTEParserEnabled)) {
             $RTE_wikitextIdx = RTEMarker::getDataIdx(RTEMarker::INTERNAL_WIKITEXT, $line);
             // decode entities inside links wikimarkup (RT #38844)
             if ($pos = strpos($line, ']]')) {
                 // unmark entities inside link
                 $link = substr($line, 0, $pos);
                 $link = RTEParser::unmarkEntities($link);
                 // leave the rest of the line untouched
                 $line = $link . substr($line, $pos);
             }
         }
         # RTE - end
         if ($useLinkPrefixExtension) {
             wfProfileIn(__METHOD__ . '-prefixhandling');
             if (preg_match($e2, $s, $m)) {
                 $prefix = $m[2];
                 $s = $m[1];
             } else {
                 $prefix = '';
             }
             # first link
             if ($first_prefix) {
                 $prefix = $first_prefix;
                 $first_prefix = false;
             }
             wfProfileOut(__METHOD__ . '-prefixhandling');
         }
         $might_be_img = false;
         wfProfileIn(__METHOD__ . "-e1");
         if (preg_match($e1, $line, $m)) {
             # page with normal text or alt
             $text = $m[2];
             # If we get a ] at the beginning of $m[3] that means we have a link that's something like:
             # [[Image:Foo.jpg|[http://example.com desc]]] <- having three ] in a row f***s up,
             # the real problem is with the $e1 regex
             # See bug 1300.
             #
             # Still some problems for cases where the ] is meant to be outside punctuation,
             # and no image is in sight. See bug 2095.
             #
             if ($text !== '' && substr($m[3], 0, 1) === ']' && strpos($text, '[') !== false) {
                 $text .= ']';
                 # so that replaceExternalLinks($text) works later
                 $m[3] = substr($m[3], 1);
             }
             # fix up urlencoded title texts
             if (strpos($m[1], '%') !== false) {
                 # Should anchors '#' also be rejected?
                 $m[1] = str_replace(array('<', '>'), array('&lt;', '&gt;'), rawurldecode($m[1]));
             }
             $trail = $m[3];
         } elseif (preg_match($e1_img, $line, $m)) {
             # Invalid, but might be an image with a link in its caption
             $might_be_img = true;
             $text = $m[2];
             if (strpos($m[1], '%') !== false) {
                 $m[1] = rawurldecode($m[1]);
             }
             $trail = "";
         } else {
             # Invalid form; output directly
             $s .= $prefix . '[[' . $line;
             wfProfileOut(__METHOD__ . "-e1");
             continue;
         }
         wfProfileOut(__METHOD__ . "-e1");
         wfProfileIn(__METHOD__ . "-misc");
         # Don't allow internal links to pages containing
         # PROTO: where PROTO is a valid URL protocol; these
         # should be external links.
         if (preg_match('/^(?:' . wfUrlProtocols() . ')/', $m[1])) {
             $s .= $prefix . '[[' . $line;
             wfProfileOut(__METHOD__ . "-misc");
             continue;
         }
         # Make subpage if necessary
         if ($useSubpages) {
             $link = $this->maybeDoSubpageLink($m[1], $text);
         } else {
             $link = $m[1];
         }
         $noforce = substr($m[1], 0, 1) !== ':';
         if (!$noforce) {
             # Strip off leading ':'
             $link = substr($link, 1);
         }
         wfProfileOut(__METHOD__ . "-misc");
         wfProfileIn(__METHOD__ . "-title");
         $nt = Title::newFromText($this->mStripState->unstripNoWiki($link));
         if ($nt === null) {
             $s .= $prefix . '[[' . $line;
             wfProfileOut(__METHOD__ . "-title");
             continue;
         }
         $ns = $nt->getNamespace();
         $iw = $nt->getInterWiki();
         wfProfileOut(__METHOD__ . "-title");
         if ($might_be_img) {
             # if this is actually an invalid link
             wfProfileIn(__METHOD__ . "-might_be_img");
             if (($ns == NS_FILE || $ns == NS_VIDEO) && $noforce) {
                 # but might be an image
                 $found = false;
                 while (true) {
                     # look at the next 'line' to see if we can close it there
                     $a->next();
                     $next_line = $a->current();
                     if ($next_line === false || $next_line === null) {
                         break;
                     }
                     $m = explode(']]', $next_line, 3);
                     if (count($m) == 3) {
                         # the first ]] closes the inner link, the second the image
                         $found = true;
                         $text .= "[[{$m[0]}]]{$m[1]}";
                         $trail = $m[2];
                         break;
                     } elseif (count($m) == 2) {
                         # if there's exactly one ]] that's fine, we'll keep looking
                         $text .= "[[{$m[0]}]]{$m[1]}";
                     } else {
                         # if $next_line is invalid too, we need look no further
                         $text .= '[[' . $next_line;
                         break;
                     }
                 }
                 if (!$found) {
                     # we couldn't find the end of this imageLink, so output it raw
                     # but don't ignore what might be perfectly normal links in the text we've examined
                     $holders->merge($this->replaceInternalLinks2($text));
                     $s .= "{$prefix}[[{$link}|{$text}";
                     # note: no $trail, because without an end, there *is* no trail
                     wfProfileOut(__METHOD__ . "-might_be_img");
                     continue;
                 }
             } else {
                 # it's not an image, so output it raw
                 $s .= "{$prefix}[[{$link}|{$text}";
                 # note: no $trail, because without an end, there *is* no trail
                 wfProfileOut(__METHOD__ . "-might_be_img");
                 continue;
             }
             wfProfileOut(__METHOD__ . "-might_be_img");
         }
         $wasblank = $text == '';
         if ($wasblank) {
             $text = $link;
         } else {
             # Bug 4598 madness. Handle the quotes only if they come from the alternate part
             # [[Lista d''e paise d''o munno]] -> <a href="...">Lista d''e paise d''o munno</a>
             # [[Criticism of Harry Potter|Criticism of ''Harry Potter'']]
             #    -> <a href="Criticism of Harry Potter">Criticism of <i>Harry Potter</i></a>
             $text = $this->doQuotes($text);
         }
         # Link not escaped by : , create the various objects
         if ($noforce) {
             global $wgContLang;
             # Interwikis
             if (empty($wgRTEParserEnabled)) {
                 # wikia
                 wfProfileIn(__METHOD__ . "-interwiki");
                 if ($iw && $this->mOptions->getInterwikiMagic() && $nottalk && $wgContLang->getLanguageName($iw)) {
                     $this->mOutput->addLanguageLink($nt->getFullText());
                     $s = rtrim($s . $prefix);
                     $s .= trim($trail, "\n") == '' ? '' : $prefix . $trail;
                     wfProfileOut(__METHOD__ . "-interwiki");
                     continue;
                 }
                 wfProfileOut(__METHOD__ . "-interwiki");
             }
             # wikia
             if ($ns == NS_FILE) {
                 wfProfileIn(__METHOD__ . "-image");
                 if (!wfIsBadImage($nt->getDBkey(), $this->mTitle)) {
                     if ($wasblank) {
                         # if no parameters were passed, $text
                         # becomes something like "File:Foo.png",
                         # which we don't want to pass on to the
                         # image generator
                         $text = '';
                     } else {
                         # recursively parse links inside the image caption
                         # actually, this will parse them in any other parameters, too,
                         # but it might be hard to fix that, and it doesn't matter ATM
                         $text = $this->replaceExternalLinks($text);
                         $holders->merge($this->replaceInternalLinks2($text));
                     }
                     # RTE (Rich Text Editor) - begin
                     # @author: Inez Korczyński
                     if (!empty($wgRTEParserEnabled)) {
                         $text = RTEMarker::generate(RTEMarker::IMAGE_DATA, $RTE_wikitextIdx) . $text;
                     }
                     # RTE - end
                     # cloak any absolute URLs inside the image markup, so replaceExternalLinks() won't touch them
                     /** wikia
                     				$s .= $prefix . $this->armorLinks(
                     					$this->makeImage( $nt, $text, $holders ) ) . $trail;
                     				wikia **/
                     # cater for new placeholder-in-template namespace -  Bartek
                     # TODO: Get the hell out with this code from here this can be done in hook handler fired in makeImage function - Inez
                     if ("Template Placeholder" != $nt->getText()) {
                         $s .= $prefix . $this->armorLinks($this->makeImage($nt, $text, $holders)) . $trail;
                     } else {
                         $s .= $prefix . $this->armorLinks(ImagePlaceholder_makeDullImage($nt, $text, $holders)) . $trail;
                     }
                 } else {
                     $s .= $prefix . $trail;
                 }
                 wfProfileOut(__METHOD__ . "-image");
                 continue;
             }
             if ($ns == NS_CATEGORY) {
                 wfProfileIn(__METHOD__ . "-category");
                 # RTE (Rich Text Editor) - begin
                 # @author: Inez Korczyński
                 # Category handling
                 if (!empty($wgRTEParserEnabled)) {
                     $dataIdx = RTEData::put('placeholder', array('type' => 'category', 'wikitextIdx' => $RTE_wikitextIdx));
                     $s .= $prefix . RTEMarker::generate(RTEMarker::PLACEHOLDER, $dataIdx) . $trail;
                 } else {
                     $s = rtrim($s . "\n");
                     # bug 87
                     if ($wasblank) {
                         $sortkey = $this->getDefaultSort();
                     } else {
                         $sortkey = $text;
                     }
                     $sortkey = Sanitizer::decodeCharReferences($sortkey);
                     $sortkey = str_replace("\n", '', $sortkey);
                     $sortkey = $this->getConverterLanguage()->convertCategoryKey($sortkey);
                     $this->mOutput->addCategory($nt->getDBkey(), $sortkey);
                     /**
                      * Strip the whitespace Category links produce, see bug 87
                      * @todo We might want to use trim($tmp, "\n") here.
                      */
                     $s .= trim($prefix . $trail, "\n") == '' ? '' : $prefix . $trail;
                 }
                 wfProfileOut(__METHOD__ . "-category");
                 continue;
             }
             /* Wikia change begin - @author: Owen Davis */
             /* Support for [[Poll:...]] */
             if (defined("NS_WIKIA_POLL") && $ns == NS_WIKIA_POLL) {
                 $poll = WikiaPoll::newFromTitle($nt);
                 if ($poll instanceof WikiaPoll) {
                     # RTE (Rich Text Editor) - begin
                     # @author: Owen Davis
                     if (!empty($wgRTEParserEnabled)) {
                         $s .= $prefix . WikiaPollHooks::generateRTE($poll, $nt, $RTE_wikitextIdx) . $trail;
                     } else {
                         $s .= $prefix . WikiaPollHooks::generate($poll, $nt) . $trail;
                     }
                     # RTE - end
                     continue;
                 }
             }
             /* Wikia change end */
         }
         # RTE (Rich Text Editor) - begin
         # @author: Inez Korczyński
         # No special handling for self-linking in RTE mode
         # Self-link checking
         if (empty($wgRTEParserEnabled) && $nt->getFragment() === '' && $ns != NS_SPECIAL) {
             if (in_array($nt->getPrefixedText(), $selflink, true)) {
                 $s .= $prefix . Linker::makeSelfLinkObj($nt, $text, '', $trail);
                 continue;
             }
         }
         # RTE - end
         # NS_MEDIA is a pseudo-namespace for linking directly to a file
         # @todo FIXME: Should do batch file existence checks, see comment below
         if ($ns == NS_MEDIA) {
             # RTE (Rich Text Editor) - begin
             # @author: macbre
             # BugId:1694 - handle [[Media:xxx]] as placeholders
             if (!empty($wgRTEParserEnabled)) {
                 $dataIdx = RTEData::put('placeholder', array('type' => 'media', 'wikitextIdx' => $RTE_wikitextIdx));
                 $s .= $prefix . RTEMarker::generate(RTEMarker::PLACEHOLDER, $dataIdx) . $trail;
                 continue;
             }
             # RTE - end
             wfProfileIn(__METHOD__ . "-media");
             # Give extensions a chance to select the file revision for us
             $options = array();
             $descQuery = false;
             wfRunHooks('BeforeParserFetchFileAndTitle', array($this, $nt, &$options, &$descQuery));
             # Fetch and register the file (file title may be different via hooks)
             list($file, $nt) = $this->fetchFileAndTitle($nt, $options);
             # Cloak with NOPARSE to avoid replacement in replaceExternalLinks
             $s .= $prefix . $this->armorLinks(Linker::makeMediaLinkFile($nt, $file, $text)) . $trail;
             wfProfileOut(__METHOD__ . "-media");
             continue;
         }
         wfProfileIn(__METHOD__ . "-always_known");
         # RTE (Rich Text Editor) - begin
         # @author: Inez Korczyński
         if (!empty($wgRTEParserEnabled)) {
             $text = RTEMarker::generate(RTEMarker::INTERNAL_DATA, RTEData::put('data', array('type' => 'internal', 'wikitextIdx' => $RTE_wikitextIdx, 'text' => $text, 'link' => $link, 'wasblank' => $wasblank, 'noforce' => $noforce))) . $text;
         }
         # RTE - end
         # Some titles, such as valid special pages or files in foreign repos, should
         # be shown as bluelinks even though they're not included in the page table
         #
         # @todo FIXME: isAlwaysKnown() can be expensive for file links; we should really do
         # batch file existence checks for NS_FILE and NS_MEDIA
         if ($iw == '' && $nt->isAlwaysKnown()) {
             $this->mOutput->addLink($nt);
             $s .= $this->makeKnownLinkHolder($nt, $text, array(), $trail, $prefix);
         } else {
             # Links will be added to the output link list after checking
             $s .= $holders->makeHolder($nt, $text, array(), $trail, $prefix);
         }
         wfProfileOut(__METHOD__ . "-always_known");
     }
     wfProfileOut(__METHOD__);
     return $holders;
 }