<!-- Canonical URL -->
<?php   // Find the Canonical URL
$nh = Loader::helper('navigation');
$redirects = array();
// Check to see if this page is an alias
if($c->getCollectionPointerID() > 0) {   
   // If so, set the canonical to the original page to prevent duplicate content
   $redirects[] = $nh->getLinkToCollection($c,false);
   $canonical = Page::getByID($c->getCollectionPointerID());
   $original = $canonical;
   $canonical = $nh->getCollectionURL($canonical);   
} else {
   // Output canonical URL for original content
   $canonical = $nh->getCollectionURL($c);
   $original = $c;
   echo '<!--'. count($c->getPagePaths()) . '-->';
}
$this->canonical = $canonical;
// Create list of alternative URLs
foreach($original->getPagePaths() as $path) {
   if($path['ppIsCanonical'] == 0) {$redirects[] = $path['cPath'];}
}
 
?>
<link rel="canonical" href="<?=$canonical?>" />
<!-- Alternative URLs 
<?php
// Output 301 and other redirects 
foreach($redirects as $redirect) {
   echo $redirect."\n";
} ?>
-->
 
<!-- Open Graph -->
<?php // Prepare Open Graph Properties
$im = Loader::helper('image');
$ogDescription = ($akd) ? htmlspecialchars($akd, ENT_COMPAT, APP_CHARSET) : htmlspecialchars($c->getCollectionDescription(), ENT_COMPAT, APP_CHARSET);
$ogImage = constant("BASE_URL");
$ogImage .= ($c->getAttribute('page_thumbnail')) ? $im->getThumbnail($c->getAttribute('page_thumbnail'),'130','110')->src : $this->getThemePath().'/images/logo_ksbi-ogimage.png';
?>
<meta property="og:title" content="<?=$c->getCollectionName()?>"/>
<meta property="og:type" content="article"/>
<meta property="og:url" content="<?=$canonical?>?utm_source=facebook&utm_medium=share&utm_campaign=Open%2BGraph"/>
<meta property="og:image" content="<?=$ogImage?>"/>
<meta property="og:site_name" content="<?=constant("SITE")?>"/>
<meta property="og:description" content="<?=$ogDescription?>"/>
<meta property="fb:app_id" content="YOUR_FACEBOOK_APP_ID"/>