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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "extensions/common/manifest_handlers/cross_origin_isolation_info.h"
#include <memory>
#include <utility>
#include "extensions/common/api/cross_origin_isolation.h"
namespace extensions {
namespace {
using COIManifestKeys = api::cross_origin_isolation::ManifestKeys;
const std::string* GetHeaderValue(const Extension& extension, const char* key) {
CrossOriginIsolationHeader* header =
static_cast<CrossOriginIsolationHeader*>(extension.GetManifestData(key));
return header ? &header->value : nullptr;
}
} // namespace
CrossOriginIsolationHeader::CrossOriginIsolationHeader(std::string value)
: value(std::move(value)) {}
CrossOriginIsolationHeader::~CrossOriginIsolationHeader() = default;
// static
const std::string* CrossOriginIsolationHeader::GetCrossOriginEmbedderPolicy(
const Extension& extension) {
return GetHeaderValue(extension, COIManifestKeys::kCrossOriginEmbedderPolicy);
}
// static
const std::string* CrossOriginIsolationHeader::GetCrossOriginOpenerPolicy(
const Extension& extension) {
return GetHeaderValue(extension, COIManifestKeys::kCrossOriginOpenerPolicy);
}
CrossOriginIsolationHandler::CrossOriginIsolationHandler() = default;
CrossOriginIsolationHandler::~CrossOriginIsolationHandler() = default;
bool CrossOriginIsolationHandler::Parse(Extension* extension,
std::u16string* error) {
COIManifestKeys manifest_keys;
if (!COIManifestKeys::ParseFromDictionary(
extension->manifest()->available_values(), manifest_keys, *error)) {
return false;
}
if (manifest_keys.cross_origin_embedder_policy &&
manifest_keys.cross_origin_embedder_policy->value) {
extension->SetManifestData(
COIManifestKeys::kCrossOriginEmbedderPolicy,
std::make_unique<CrossOriginIsolationHeader>(
std::move(*manifest_keys.cross_origin_embedder_policy->value)));
}
if (manifest_keys.cross_origin_opener_policy &&
manifest_keys.cross_origin_opener_policy->value) {
extension->SetManifestData(
COIManifestKeys::kCrossOriginOpenerPolicy,
std::make_unique<CrossOriginIsolationHeader>(
std::move(*manifest_keys.cross_origin_opener_policy->value)));
}
return true;
}
base::span<const char* const> CrossOriginIsolationHandler::Keys() const {
static constexpr const char* kKeys[] = {
COIManifestKeys::kCrossOriginEmbedderPolicy,
COIManifestKeys::kCrossOriginOpenerPolicy};
return kKeys;
}
} // namespace extensions
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