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Use fragments to reinsert and run previously blocked scripts.

This commit is contained in:
hackademix 2019-11-03 13:32:07 +01:00
parent 4f08302084
commit b6ddc2d502
1 changed files with 9 additions and 3 deletions
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12
src/content/staticNS.js
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@ -86,11 +86,17 @@
debug("Fetched %o, readyState %s", policy, document.readyState); // DEV_ONLY debug("Fetched %o, readyState %s", policy, document.readyState); // DEV_ONLY
this.setup(policy); this.setup(policy);
if (this.canScript && blockedScripts.length && originalState === "loading") { if (this.canScript && blockedScripts.length && originalState === "loading") {
log("Blocked some scripts on %s even though they are actually permitted by policy.", url) log("Running suspended scripts which are permitted by %s policy.", url)
// something went wrong, e.g. with session restore. // something went wrong, e.g. with session restore.
for (let s of blockedScripts) { for (let s of blockedScripts) {
// reinsert the script // reinsert the script:
s.replaceWith(s.cloneNode(true)); // just s.cloneNode(true) doesn't work, the script wouldn't run,
// let's clone it the hard way...
try {
s.replaceWith(document.createRange().createContextualFragment(s.outerHTML));
} catch (e) {
error(e);
}
} }
} }
} }