function get_body_length($body) {
$string = trim($body);
+ // DomDocument doesn't like empty strings
+ if(! strlen($string)) {
+ return 0;
+ }
+
// We need to get rid of hidden tags (display: none)
- $dom = DomDocument::loadHTML($body);
+
+ // Get rid of the warning. It would be better to have some valid html as input
+ $dom = @DomDocument::loadHTML($body);
$xpath = new DOMXPath($dom);
/*
}
}
// Now we can get the body of our HTML DomDocument, it contains only what is visible
- $string = $dom->saveHTML($dom->getElementsByTagName('body')->item(0));
+ $string = $dom->saveHTML();
$string = strip_tags($string);
return strlen($string);