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Code Issues Releases Wiki Activity

Fix exception thrown when a stock asset is removed

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Related feedback:
- https://www.reddit.com/r/uMatrix/comments/ftebgz/
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Raymond Hill 2020-04-02 10:39:31 -04:00
parent 89b7e026c3
commit 0bcb7669e7
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GPG key ID: 25E1490B761470C2
1 changed files with 11 additions and 1 deletions
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12
src/js/storage.js
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@ -496,9 +496,19 @@ self.addEventListener('rawSettingsChanged', ( ) => {
const addedCount = this.ubiquitousBlacklistRef.addedCount;
const addCount = this.ubiquitousBlacklistRef.addCount;
this.mergeHostsFileContent(details.content);
// https://www.reddit.com/r/uMatrix/comments/ftebgz/
// Be ready to deal with a removed asset.
if ( typeof details.content === 'string' && details.content !== '' ) {
this.mergeHostsFileContent(details.content);
}
const hostsFileMeta = this.liveHostsFiles.get(details.assetKey);
if ( hostsFileMeta === undefined ) {
this.liveHostsFiles.delete(details.assetKey);
return;
}
hostsFileMeta.entryCount =
this.ubiquitousBlacklistRef.addCount - addCount;
hostsFileMeta.entryUsedCount =