Bump phpstan/phpstan from 2.1.29 to 2.1.31 (#8156)

* Bump phpstan/phpstan from 2.1.29 to 2.1.31

Bumps [phpstan/phpstan](https://github.com/phpstan/phpstan-phar-composer-source) from 2.1.29 to 2.1.31.
- [Commits](https://github.com/phpstan/phpstan-phar-composer-source/commits)

---
updated-dependencies:
- dependency-name: phpstan/phpstan
  dependency-version: 2.1.31
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

* Fixes

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Alexandre Alapetite <alexandre@alapetite.fr>

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/favicons.php b/lib/favicons.php
index 3072874d7..786f832fc 100644
--- a/lib/favicons.php
+++ b/lib/favicons.php
@@ -26,6 +26,10 @@ function faviconCachePath(string $url): string {
 }
 
 function searchFavicon(string $url): string {
+	$url = trim($url);
+	if ($url === '') {
+		return '';
+	}
 	$dom = new DOMDocument();
 	['body' => $html, 'effective_url' => $effective_url, 'fail' => $fail] = httpGet($url, cachePath: CACHE_PATH . '/' . sha1($url) . '.html', type: 'html');
 	if ($fail || $html === '' || !@$dom->loadHTML($html, LIBXML_NONET | LIBXML_NOERROR | LIBXML_NOWARNING)) {