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Code Issues Releases Wiki Activity

Handle picture > source elements

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Related issue:
- https://github.com/uBlockOrigin/uBlock-issues/issues/2069
This commit is contained in:
Raymond Hill 2022-03-28 12:11:18 -04:00
parent ab6a59daf8
commit 3391435f75
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GPG Key ID: 25E1490B761470C2
1 changed files with 19 additions and 5 deletions
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24
src/js/scriptlets/epicker.js
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@ -231,13 +231,12 @@ const resourceURLsFromElement = function(elem) {
if ( url !== '' ) { urls.push(url); }
return urls;
}
{
const s = elem[prop];
if ( typeof s === 'string' && /^https?:\/\//.test(s) ) {
urls.push(trimFragmentFromURL(s.slice(0, 1024)));
}
const s = elem[prop];
if ( typeof s === 'string' && /^https?:\/\//.test(s) ) {
urls.push(trimFragmentFromURL(s.slice(0, 1024)));
}
resourceURLsFromSrcset(elem, urls);
resourceURLsFromPicture(elem, urls);
return urls;
};
@ -272,6 +271,20 @@ const resourceURLsFromSrcset = function(elem, out) {
}
};
// https://github.com/uBlockOrigin/uBlock-issues/issues/2069#issuecomment-1080600661
// https://developer.mozilla.org/en-US/docs/Web/HTML/Element/picture
const resourceURLsFromPicture = function(elem, out) {
if ( elem.localName === 'source' ) { return; }
const picture = elem.parentElement;
if ( picture === null || picture.localName !== 'picture' ) { return; }
const sources = picture.querySelectorAll(':scope > source');
for ( const source of sources ) {
const urls = resourceURLsFromElement(source);
if ( urls.length === 0 ) { continue; }
out.push(...urls);
}
};
/******************************************************************************/
const netFilterFromUnion = function(patternIn, out) {
@ -364,6 +377,7 @@ const netFilter1stSources = {
'iframe': 'src',
'img': 'src',
'object': 'data',
'source': 'src',
'video': 'src'
};