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Display widget signature

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- but don't validate them for now;
  - Firefox will display a bar to warn that the signature validation is not supported (see https://bugzilla.mozilla.org/show_bug.cgi?id=854315)
  - almost all (all ?) pdf readers display signatures;
  - validation is done in edge but for now it's behind a pref.
This commit is contained in:
Calixte Denizet 2021-04-10 16:53:17 +02:00
parent 6ddc297170
commit 5875ebb1ca
10 changed files with 58 additions and 19 deletions
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5
web/app.js
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@ -1583,6 +1583,11 @@ const PDFViewerApplication = {
this._delayedFallback(UNSUPPORTED_FEATURES.forms);
}
if (info.IsSignaturesPresent) {
console.warn("Warning: Digital signatures validation is not supported");
this.fallback(UNSUPPORTED_FEATURES.signatures);
}
// Telemetry labels must be C++ variable friendly.
let versionId = "other";
if (KNOWN_VERSIONS.includes(info.PDFFormatVersion)) {