function getCategoryLinks($usebrowser) { global $wgOut, $wgContLang; if (!$usebrowser && empty($wgOut->mCategoryLinks["normal"])) { return ''; } // Use Unicode bidi embedding override characters, // to make sure links don't smash each other up in ugly ways. $dir = $wgContLang->isRTL() ? 'rtl' : 'ltr'; $embed = "<span dir='{$dir}'>"; $pop = '</span>'; if (empty($wgOut->mCategoryLinks["normal"])) { $t = $embed . "" . $pop; } else { $t = $embed . implode("{$pop} | {$embed}", $wgOut->mCategoryLinks["normal"]) . $pop; } if (!$usebrowser) { return $t; } $mainPageObj = Title::newMainPage(); $sk = $this->getSkin(); $sep = self::BREADCRUMB_SEPARATOR; $viewMode = WikihowCategoryViewer::getViewModeArray($this->getContext()); $categories = Linker::link(Title::newFromText('Special:Categorylisting'), wfMessage('categories')->text(), array(), $viewMode); $s = "<li class='home'>" . Linker::link($mainPageObj, wfMessage('home')->text()) . "</li> <li>{$sep} {$categories}</li>"; # optional 'dmoz-like' category browser. Will be shown under the list # of categories an article belong to if ($usebrowser) { $s .= ' '; # get a big array of the parents tree $parenttree = Categoryhelper::getCurrentParentCategoryTree(); if (is_array($parenttree)) { $parenttree = array_reverse($parenttree); } else { return $s; } # Skin object passed by reference cause it can not be # accessed under the method subfunction drawCategoryBrowser $tempout = explode("\n", $this->drawCategoryBrowser($parenttree, $this)); $newarray = array(); foreach ($tempout as $t) { if (trim($t) != "") { $newarray[] = $t; } } $tempout = $newarray; asort($tempout); $olds = $s; if ($tempout) { $s .= $tempout[0]; } // this usually works if (strpos($s, "/Category:WikiHow") !== false || strpos($s, "/Category:Featured") !== false || strpos($s, "/Category:Nomination") !== false) { for ($i = 1; $i <= sizeof($tempout); $i++) { // Reuben: changed to add this isset($tempout[$i]) stuff so that // functionality remains identical but without variable not defined // notice, even though I don't understand the functionality if (strpos(@$tempout[$i], "/Category:WikiHow") === false && strpos(@$tempout[$i], "/Category:Featured") == false && strpos(@$tempout[$i], "/Category:Nomination") == false) { $s = $olds; $s .= isset($tempout[$i]) ? $tempout[$i] : ''; break; } } } } return $s; }