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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
#include "mozilla/dom/CSPViolationData.h"
#include "nsCharTraits.h"
#include "nsContentUtils.h"
#include "mozilla/dom/Element.h"
#include "mozilla/dom/nsCSPContext.h"
#include <utility>
namespace mozilla::dom {
static nsString MaybeTruncateSample(const nsAString& aSample) {
nsString sample{aSample};
// Truncate sample string.
uint32_t length = sample.Length();
if (length > nsCSPContext::ScriptSampleMaxLength()) {
uint32_t desiredLength = nsCSPContext::ScriptSampleMaxLength();
// Don't cut off right before a low surrogate. Just include it.
if (NS_IS_LOW_SURROGATE(sample[desiredLength])) {
desiredLength++;
}
sample.Replace(nsCSPContext::ScriptSampleMaxLength(),
length - desiredLength,
nsContentUtils::GetLocalizedEllipsis());
}
return sample;
}
CSPViolationData::CSPViolationData(uint32_t aViolatedPolicyIndex,
Resource&& aResource,
const CSPDirective aEffectiveDirective,
const nsACString& aSourceFile,
uint32_t aLineNumber, uint32_t aColumnNumber,
Element* aElement, const nsAString& aSample)
: mViolatedPolicyIndex{aViolatedPolicyIndex},
mResource{std::move(aResource)},
mEffectiveDirective{aEffectiveDirective},
mSourceFile{aSourceFile},
mLineNumber{aLineNumber},
mColumnNumber{aColumnNumber},
mElement{aElement},
mSample{MaybeTruncateSample(aSample)} {}
// Required for `mElement`, since its destructor requires a definition of
// `Element`.
CSPViolationData::~CSPViolationData() = default;
auto CSPViolationData::BlockedContentSourceOrUnknown() const
-> BlockedContentSource {
return mResource.is<CSPViolationData::BlockedContentSource>()
? mResource.as<CSPViolationData::BlockedContentSource>()
: CSPViolationData::BlockedContentSource::Unknown;
}
} // namespace mozilla::dom