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Added check for existing key, if key already exists, the entry is cha… #37

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Added check for existing key, if key already exists, the entry is cha… #37

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14 changes: 11 additions & 3 deletions OpenGraph.php
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Original file line number Diff line number Diff line change
Expand Up @@ -96,10 +96,18 @@ static private function _parse($HTML) {
$nonOgDescription = null;

foreach ($tags AS $tag) {
if ($tag->hasAttribute('property') &&
strpos($tag->getAttribute('property'), 'og:') === 0) {
if ($tag->hasAttribute('property') && strpos($tag->getAttribute('property'), 'og:') === 0) {
$key = strtr(substr($tag->getAttribute('property'), 3), '-', '_');
$page->_values[$key] = $tag->getAttribute('content');

if(isset($key)){
if(!is_array($page->_values[$key])){
$temp = $page->_values[$key];
$page->_values[$key] = array($temp);
}
$page->_values[$key][] = $tag->getAttribute('content');
}else{
$page->_values[$key] = $tag->getAttribute('content');
}
}

//Added this if loop to retrieve description values from sites like the New York Times who have malformed it.
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