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HOOK_ARTICLE_BUTTON/HOOK_ARTICLE_LEFT_BUTTON: only try to parse markup if its actually there

This commit is contained in:
Andrew Dolgov 2021-10-26 15:45:12 +03:00
parent 933913410c
commit 76d8b1bf6f
1 changed files with 2 additions and 2 deletions
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4
classes/feeds.php
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@ -235,7 +235,7 @@ class Feeds extends Handler_Protected {
$line["buttons_left"] = "";
PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_ARTICLE_LEFT_BUTTON,
function ($result, $plugin) use (&$line, &$button_doc) {
if ($button_doc->loadXML($result)) {
if ($result && $button_doc->loadXML($result)) {
/** @var DOMElement|null */
$child = $button_doc->firstChild;
@ -254,7 +254,7 @@ class Feeds extends Handler_Protected {
$line["buttons"] = "";
PluginHost::getInstance()->chain_hooks_callback(PluginHost::HOOK_ARTICLE_BUTTON,
function ($result, $plugin) use (&$line, &$button_doc) {
if ($button_doc->loadXML($result)) {
if ($result && $button_doc->loadXML($result)) {
/** @var DOMElement|null */
$child = $button_doc->firstChild;