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fix: Call to a member function find() on bool (#3146)

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* fix: Call to a member function find() on bool

Happens when defaultLinkTo() is passed the empty string.

* fix: prevent exception in defaultLinkTo() when passed the empty string

* refactor
This commit is contained in:
Dag
2022-11-15 03:01:27 +01:00
committed by GitHub
parent 001427243c
commit dbab225fd2
2 changed files with 27 additions and 14 deletions
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28
lib/html.php
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@ -169,31 +169,35 @@ function backgroundToImg($htmlContent)
*
* @link https://github.com/plaidfluff/php-urljoin php-urljoin
*
* @param string|object $content The HTML content. Supports HTML objects or string objects
* @param string $server Fully qualified URL to the page containing relative links
* @return object Content with fixed URLs.
* @param string|object $dom The HTML content. Supports HTML objects or string objects
* @param string $url Fully qualified URL to the page containing relative links
* @return string|object Content with fixed URLs.
*/
function defaultLinkTo($content, $server)
function defaultLinkTo($dom, $url)
{
if ($dom === '') {
return $url;
}
$string_convert = false;
if (is_string($content)) {
if (is_string($dom)) {
$string_convert = true;
$content = str_get_html($content);
$dom = str_get_html($dom);
}
foreach ($content->find('img') as $image) {
$image->src = urljoin($server, $image->src);
foreach ($dom->find('img') as $image) {
$image->src = urljoin($url, $image->src);
}
foreach ($content->find('a') as $anchor) {
$anchor->href = urljoin($server, $anchor->href);
foreach ($dom->find('a') as $anchor) {
$anchor->href = urljoin($url, $anchor->href);
}
if ($string_convert) {
$content = $content->outertext;
$dom = $dom->outertext;
}
return $content;
return $dom;
}
/**