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content / browser / first_party_sets / first_party_set_parser.h [blame]
// 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 CONTENT_BROWSER_FIRST_PARTY_SETS_FIRST_PARTY_SET_PARSER_H_
#define CONTENT_BROWSER_FIRST_PARTY_SETS_FIRST_PARTY_SET_PARSER_H_
#include <istream>
#include <optional>
#include <string_view>
#include <utility>
#include "base/containers/flat_map.h"
#include "base/types/expected.h"
#include "base/values.h"
#include "content/browser/first_party_sets/first_party_sets_overrides_policy.h"
#include "content/common/content_export.h"
#include "content/public/browser/first_party_sets_handler.h"
#include "net/base/schemeful_site.h"
#include "net/first_party_sets/first_party_set_entry.h"
#include "net/first_party_sets/global_first_party_sets.h"
#include "net/first_party_sets/local_set_declaration.h"
#include "net/first_party_sets/sets_mutation.h"
namespace content {
class CONTENT_EXPORT FirstPartySetParser {
public:
using PolicyParseResult =
std::pair<base::expected<FirstPartySetsOverridesPolicy,
FirstPartySetsHandler::ParseError>,
std::vector<FirstPartySetsHandler::ParseWarning>>;
FirstPartySetParser() = delete;
~FirstPartySetParser() = delete;
FirstPartySetParser(const FirstPartySetParser&) = delete;
FirstPartySetParser& operator=(const FirstPartySetParser&) = delete;
// Parses newline-delimited First-Party sets (as JSON records) from `input`.
// Each record should follow the format specified in this
// document: https://github.com/privacycg/first-party-sets. This function does
// not check versions or assertions, since it is intended only for sets
// received by Component Updater.
//
// Returns an empty GlobalFirstPartySets instance if parsing or validation of
// any set failed.
static net::GlobalFirstPartySets ParseSetsFromStream(std::istream& input,
base::Version version,
bool emit_errors,
bool emit_metrics);
// Canonicalizes the passed in origin to a registered domain. In particular,
// this ensures that the origin is non-opaque, is HTTPS, and has a registered
// domain. Returns std::nullopt in case of any error.
static std::optional<net::SchemefulSite> CanonicalizeRegisteredDomain(
std::string_view origin_string,
bool emit_errors);
// Parses two lists of First-Party Sets from `policy` using the "replacements"
// and "additions" list fields if present.
//
// Returns the parsed lists and a list of warnings if successful; otherwise,
// returns an error.
[[nodiscard]] static PolicyParseResult ParseSetsFromEnterprisePolicy(
const base::Value::Dict& policy);
[[nodiscard]] static net::LocalSetDeclaration ParseFromCommandLine(
const std::string& switch_value);
};
} // namespace content
#endif // CONTENT_BROWSER_FIRST_PARTY_SETS_FIRST_PARTY_SET_PARSER_H_