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Updated page nav to hide when empty

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This commit is contained in:
Dan Brown
2017-01-14 15:34:52 +00:00
parent 581c382f65
commit 969ad8911c
2 changed files with 5 additions and 5 deletions
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8
app/Repos/EntityRepo.php
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@ -836,18 +836,18 @@ class EntityRepo
/**
* Parse the headers on the page to get a navigation menu
* @param Page $page
* @return Collection
* @return array
*/
public function getPageNav(Page $page)
{
if ($page->html == '') return null;
if ($page->html == '') return [];
libxml_use_internal_errors(true);
$doc = new DOMDocument();
$doc->loadHTML(mb_convert_encoding($page->html, 'HTML-ENTITIES', 'UTF-8'));
$xPath = new DOMXPath($doc);
$headers = $xPath->query("//h1|//h2|//h3|//h4|//h5|//h6");
if (is_null($headers)) return null;
if (is_null($headers)) return [];
$tree = collect([]);
foreach ($headers as $header) {
@ -868,7 +868,7 @@ class EntityRepo
return $header;
});
}
return $tree;
return $tree->toArray();
}
/**