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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_WEBUI_WEBUI_ALLOWLIST_PROVIDER_H_
#define UI_WEBUI_WEBUI_ALLOWLIST_PROVIDER_H_
#include "base/synchronization/lock.h"
#include "base/thread_annotations.h"
#include "components/content_settings/core/browser/content_settings_observable_provider.h"
#include "components/content_settings/core/common/content_settings.h"
#include "ui/webui/webui_allowlist.h"
class ContentSettingsPattern;
// A provider that supplies HostContentSettingsMap with a list of auto-granted
// permissions from the underlying WebUIAllowlist.
//
// PartitionKey is ignored by this provider because the content settings should
// apply across partitions.
class WebUIAllowlistProvider : public content_settings::ObservableProvider {
public:
explicit WebUIAllowlistProvider(scoped_refptr<WebUIAllowlist> allowlist);
WebUIAllowlistProvider(const WebUIAllowlistProvider&) = delete;
void operator=(const WebUIAllowlistProvider&) = delete;
~WebUIAllowlistProvider() override;
void NotifyContentSettingChange(
const ContentSettingsPattern& primary_pattern,
const ContentSettingsPattern& secondary_pattern,
ContentSettingsType content_type);
// content_settings::ObservableProvider:
// The following methods are thread-safe.
std::unique_ptr<content_settings::RuleIterator> GetRuleIterator(
ContentSettingsType content_type,
bool incognito,
const content_settings::PartitionKey& partition_key) const override;
std::unique_ptr<content_settings::Rule> GetRule(
const GURL& primary_url,
const GURL& secondary_url,
ContentSettingsType content_type,
bool off_the_record,
const content_settings::PartitionKey& partition_key) const override;
void ShutdownOnUIThread() override;
bool SetWebsiteSetting(
const ContentSettingsPattern& primary_pattern,
const ContentSettingsPattern& secondary_pattern,
ContentSettingsType content_type,
base::Value&& value,
const content_settings::ContentSettingConstraints& constraints,
const content_settings::PartitionKey& partition_key) override;
void ClearAllContentSettingsRules(
ContentSettingsType content_type,
const content_settings::PartitionKey& partition_key) override;
private:
const scoped_refptr<WebUIAllowlist> allowlist_;
};
#endif // UI_WEBUI_WEBUI_ALLOWLIST_PROVIDER_H_
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