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/*
* Copyright (C) 2011, Google Inc. All rights reserved.
* Copyright (C) 2012, Samsung Electronics. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_NAVIGATORCONTENTUTILS_NAVIGATOR_CONTENT_UTILS_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_NAVIGATORCONTENTUTILS_NAVIGATOR_CONTENT_UTILS_H_
#include "third_party/blink/renderer/core/frame/navigator.h"
#include "third_party/blink/renderer/modules/modules_export.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/supplementable.h"
#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
namespace blink {
class ExceptionState;
class LocalFrame;
class NavigatorContentUtilsClient;
enum class ProtocolHandlerSecurityLevel;
// Verify custom handler schemes for errors as described in steps 1 and 2
// https://html.spec.whatwg.org/multipage/system-state.html#custom-handlers.
// Callers should surface an error with |error_message| if it returns false.
bool VerifyCustomHandlerScheme(const String& scheme,
String& error_message,
ProtocolHandlerSecurityLevel security_level);
// Verify custom handler URLs for syntax errors as described in step 3
// https://html.spec.whatwg.org/multipage/system-state.html#custom-handlers.
// Callers should surface an error with |error_message| if it returns false.
// |full_url| is calculated URL that needs to resolve to a valid URL.
// |base_url| is used for the error message and is generally the Document URL.
// |user_url| is the URL provided by the user, which may be relative.
bool VerifyCustomHandlerURLSyntax(const KURL& full_url,
const KURL& base_url,
const String& user_url,
String& error_message);
// It is owned by Navigator, and an instance is created lazily by calling
// NavigatorContentUtils::From() via [register/unregister]ProtocolHandler.
class MODULES_EXPORT NavigatorContentUtils final
: public GarbageCollected<NavigatorContentUtils>,
public Supplement<Navigator> {
public:
static const char kSupplementName[];
NavigatorContentUtils(Navigator& navigator,
NavigatorContentUtilsClient* client)
: Supplement<Navigator>(navigator), client_(client) {}
~NavigatorContentUtils();
static void registerProtocolHandler(Navigator&,
const String& scheme,
const String& url,
ExceptionState&);
static void unregisterProtocolHandler(Navigator&,
const String& scheme,
const String& url,
ExceptionState&);
void Trace(Visitor*) const override;
void SetClientForTest(NavigatorContentUtilsClient* client) {
client_ = client;
}
private:
static NavigatorContentUtils& From(Navigator&, LocalFrame& frame);
NavigatorContentUtilsClient* Client() { return client_.Get(); }
Member<NavigatorContentUtilsClient> client_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_NAVIGATORCONTENTUTILS_NAVIGATOR_CONTENT_UTILS_H_
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