From de7883329bb3d2a5a5a12cd278970b04107a0097 Mon Sep 17 00:00:00 2001
From: usk <usk@>
Date: Sun, 24 Dec 2017 06:14:17 +0900
Subject: do not follow link which has aria-hidden attribute or aria-disabled
attribute
---
src/content/components/common/follow.js | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
(limited to 'src/content/components/common')
diff --git a/src/content/components/common/follow.js b/src/content/components/common/follow.js
index 7717154..42dd897 100644
--- a/src/content/components/common/follow.js
+++ b/src/content/components/common/follow.js
@@ -30,6 +30,21 @@ const inViewport = (win, element, viewSize, framePosition) => {
return true;
};
+const isAriaHiddenOrAriaDisabled = (win, element) => {
+ if (!element || win.document.documentElement === element) {
+ return false;
+ }
+ for (let attr of ['aria-hidden', 'aria-disabled']) {
+ if (element.hasAttribute(attr)) {
+ let hidden = element.getAttribute(attr).toLowerCase();
+ if (hidden === '' || hidden === 'true') {
+ return true;
+ }
+ }
+ }
+ return isAriaHiddenOrAriaDisabled(win, element.parentNode);
+};
+
export default class Follow {
constructor(win, store) {
this.win = win;
@@ -171,6 +186,7 @@ export default class Follow {
style.visibility !== 'hidden' &&
element.type !== 'hidden' &&
element.offsetHeight > 0 &&
+ !isAriaHiddenOrAriaDisabled(win, element) &&
inViewport(win, element, viewSize, framePosition);
});
return filtered;
--
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