tpl->addValue('Blogroll', array('tplBlogroll', 'blogroll'));
$core->tpl->addValue('BlogrollXbelLink', array('tplBlogroll', 'blogrollXbelLink'));
$core->url->register('xbel', 'xbel', '^xbel(?:/?)$', array('urlBlogroll', 'xbel'));
class tplBlogroll
{
public static function blogroll($attr)
{
$category = '%s
';
$block = '';
$item = '%1$s';
if (isset($attr['category'])) {
$category = addslashes($attr['category']);
}
if (isset($attr['block'])) {
$block = addslashes($attr['block']);
}
if (isset($attr['item'])) {
$item = addslashes($attr['item']);
}
$only_cat = 'null';
if (!empty($attr['only_category'])) {
$only_cat = "'" . addslashes($attr['only_category']) . "'";
}
return
'';
}
public static function blogrollXbelLink($attr)
{
$f = $GLOBALS['core']->tpl->getFilters($attr);
return 'blog->url.$core->url->getURLFor("xbel")') . '; ?>';
}
public static function getList($cat_title = '%s
', $block = '', $item = '%s', $category = null)
{
$blogroll = new dcBlogroll($GLOBALS['core']->blog);
try {
$links = $blogroll->getLinks();
} catch (Exception $e) {
return false;
}
$res = '';
$hierarchy = $blogroll->getLinksHierarchy($links);
if ($category) {
if (!isset($hierarchy[$category])) {
return '';
}
$hierarchy = array($hierarchy[$category]);
}
foreach ($hierarchy as $k => $v) {
if ($k != '') {
$res .= sprintf($cat_title, html::escapeHTML($k)) . "\n";
}
$res .= self::getLinksList($v, $block, $item);
}
return $res;
}
private static function getLinksList($links, $block = '', $item = '%1$s')
{
$list = '';
# Find current link item if any
$current = -1;
$current_size = 0;
$self_uri = http::getSelfURI();
foreach ($links as $k => $v) {
if (!preg_match('$^([a-z][a-z0-9.+-]+://)$', $v['link_href'])) {
$url = http::concatURL($self_uri, $v['link_href']);
if (strlen($url) > $current_size && preg_match('/^' . preg_quote($url, '/') . '/', $self_uri)) {
$current = $k;
$current_size = strlen($url);
}
}
}
foreach ($links as $k => $v) {
$title = $v['link_title'];
$href = $v['link_href'];
$desc = $v['link_desc'];
$lang = $v['link_lang'];
$xfn = $v['link_xfn'];
$link =
'' .
html::escapeHTML($title) .
'';
$current_class = $current == $k ? ' class="active"' : '';
$list .= sprintf($item, $link, $current_class) . "\n";
}
return sprintf($block, $list) . "\n";
}
# Widget function
public static function linksWidget($w)
{
global $core;
if ($w->offline) {
return;
}
if (($w->homeonly == 1 && $core->url->type != 'default') ||
($w->homeonly == 2 && $core->url->type == 'default')) {
return;
}
$links = self::getList($w->renderSubtitle('', false), '', '%1$s', $w->category);
if (empty($links)) {
return;
}
return $w->renderDiv($w->content_only, 'links ' . $w->class, '',
($w->title ? $w->renderTitle(html::escapeHTML($w->title)) : '') .
$links);
}
}
class urlBlogroll extends dcUrlHandlers
{
public static function xbel($args)
{
$blogroll = new dcBlogroll($GLOBALS['core']->blog);
try {
$links = $blogroll->getLinks();
} catch (Exception $e) {
self::p404();
return;
}
if ($args) {
self::p404();
return;
}
http::cache($GLOBALS['mod_files'], $GLOBALS['mod_ts']);
header('Content-Type: text/xml; charset=UTF-8');
echo
'' . "\n" .
'' . "\n" .
'' . "\n" .
'' . html::escapeHTML($GLOBALS['core']->blog->name) . " blogroll\n";
$i = 1;
foreach ($blogroll->getLinksHierarchy($links) as $cat_title => $links) {
if ($cat_title != '') {
echo
'' . "\n" .
"" . html::escapeHTML($cat_title) . "\n";
}
foreach ($links as $k => $v) {
$lang = $v['link_lang'] ? ' xml:lang="' . $v['link_lang'] . '"' : '';
echo
'' . "\n" .
'' . html::escapeHTML($v['link_title']) . "\n";
if ($v['link_desc']) {
echo '' . html::escapeHTML($v['link_desc']) . "\n";
}
if ($v['link_xfn']) {
echo
"\n" .
'' . $v['link_xfn'] . "\n" .
"\n";
}
echo
"\n";
}
if ($cat_title != '') {
echo "\n";
}
$i++;
}
echo
'';
}
}