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content / public / common / referrer.h [blame]
// Copyright 2012 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_PUBLIC_COMMON_REFERRER_H_
#define CONTENT_PUBLIC_COMMON_REFERRER_H_
#include "content/common/content_export.h"
#include "net/url_request/referrer_policy.h"
#include "services/network/public/mojom/referrer_policy.mojom-shared.h"
#include "third_party/blink/public/mojom/loader/referrer.mojom-forward.h"
#include "url/gurl.h"
#include "url/origin.h"
namespace content {
// This struct holds a referrer URL, as well as the referrer policy to be
// applied to this URL. When passing around referrers that will eventually end
// up being used for URL requests, always use this struct.
//
// TODO(leonhsl): Replace this struct everywhere with blink::mojom::Referrer.
struct CONTENT_EXPORT Referrer {
Referrer(const GURL& url, network::mojom::ReferrerPolicy policy)
: url(url), policy(policy) {}
Referrer() : policy(network::mojom::ReferrerPolicy::kDefault) {}
explicit Referrer(const blink::mojom::Referrer& referrer);
GURL url;
network::mojom::ReferrerPolicy policy;
static Referrer SanitizeForRequest(const GURL& request,
const Referrer& referrer);
static blink::mojom::ReferrerPtr SanitizeForRequest(
const GURL& request,
const blink::mojom::Referrer& referrer);
// Returns |initiator| origin sanitized by |policy| so that it can be used
// when requesting |request| URL.
//
// Note that the URL-based sanitization (e.g. SanitizeForRequest above) cannot
// be used for cases where the referrer URL is missing (e.g. about:blank) but
// the initiator origin still needs to be used (e.g. when calculating the
// value of the `Origin` header to use in a POST request).
static url::Origin SanitizeOriginForRequest(
const GURL& request,
const url::Origin& initiator,
network::mojom::ReferrerPolicy policy);
static net::ReferrerPolicy ReferrerPolicyForUrlRequest(
network::mojom::ReferrerPolicy referrer_policy);
// Validates |policy| to make sure it represents one of the valid
// net::mojom::ReferrerPolicy enum values and returns it. The relatively safe
// |kNever| value is returned if |policy| is not a valid value.
static network::mojom::ReferrerPolicy ConvertToPolicy(int32_t policy);
};
} // namespace content
#endif // CONTENT_PUBLIC_COMMON_REFERRER_H_