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;
}
