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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 file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "StorageOriginAttributes.h"
#include "nsString.h"
#include "nsURLHelper.h"
#include "mozilla/Assertions.h"
#include "mozilla/dom/quota/QuotaManager.h"
namespace mozilla {
void StorageOriginAttributes::CreateSuffix(nsACString& aStr) const {
nsCString str1;
URLParams params;
nsAutoString value;
if (mInIsolatedMozBrowser) {
params.Set(u"inBrowser"_ns, u"1"_ns);
}
str1.Truncate();
params.Serialize(value, true);
if (!value.IsEmpty()) {
str1.AppendLiteral("^");
str1.Append(NS_ConvertUTF16toUTF8(value));
}
// Make sure that the string don't contain characters that would get replaced
// with the plus character by quota manager, potentially causing ambiguity.
MOZ_ASSERT(str1.FindCharInSet(dom::quota::QuotaManager::kReplaceChars) ==
kNotFound);
// Let OriginAttributes::CreateSuffix serialize other origin attributes.
nsCString str2;
mOriginAttributes.CreateSuffix(str2);
aStr.Truncate();
if (str1.IsEmpty()) {
aStr.Append(str2);
return;
}
if (str2.IsEmpty()) {
aStr.Append(str1);
return;
}
// If both strings are not empty, we need to combine them.
aStr.Append(str1);
aStr.Append('&');
aStr.Append(Substring(str2, 1, str2.Length() - 1));
}
bool StorageOriginAttributes::PopulateFromSuffix(const nsACString& aStr) {
if (aStr.IsEmpty()) {
return true;
}
if (aStr[0] != '^') {
return false;
}
bool ok =
URLParams::Parse(Substring(aStr, 1, aStr.Length() - 1), true,
[this](const nsAString& aName, const nsAString& aValue) {
if (aName.EqualsLiteral("inBrowser")) {
if (!aValue.EqualsLiteral("1")) {
return false;
}
mInIsolatedMozBrowser = true;
return true;
}
// Let OriginAttributes::PopulateFromSuffix parse other
// origin attributes.
return true;
});
if (!ok) {
return false;
}
return mOriginAttributes.PopulateFromSuffix(aStr);
}
bool StorageOriginAttributes::PopulateFromOrigin(const nsACString& aOrigin,
nsACString& aOriginNoSuffix) {
// RFindChar is only available on nsCString.
nsCString origin(aOrigin);
int32_t pos = origin.RFindChar('^');
if (pos == kNotFound) {
aOriginNoSuffix = origin;
return true;
}
aOriginNoSuffix = Substring(origin, 0, pos);
return PopulateFromSuffix(Substring(origin, pos));
}
} // namespace mozilla
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