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/*
* Copyright (C) 2012 Google, Inc. 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 GOOGLE INC. ``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 COMPUTER, INC. OR
* 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 FetchRequest_h
#define FetchRequest_h
#include "core/CoreExport.h"
#include "core/fetch/ClientHintsPreferences.h"
#include "core/fetch/FetchInitiatorInfo.h"
#include "core/fetch/IntegrityMetadata.h"
#include "core/fetch/ResourceLoaderOptions.h"
#include "platform/CrossOriginAttributeValue.h"
#include "platform/network/ResourceRequest.h"
#include "wtf/Allocator.h"
#include "wtf/text/AtomicString.h"
namespace blink {
class SecurityOrigin;
// A FetchRequest is a "parameter object" for ResourceFetcher::requestResource
// to avoid the method having too many arguments.
class CORE_EXPORT FetchRequest {
STACK_ALLOCATED();
public:
enum DeferOption { NoDefer, LazyLoad, IdleLoad };
enum OriginRestriction {
UseDefaultOriginRestrictionForType,
RestrictToSameOrigin,
NoOriginRestriction
};
enum PlaceholderImageRequestType {
DisallowPlaceholder = 0, // The requested image must not be a placeholder.
AllowPlaceholder, // The image is allowed to be a placeholder.
};
// TODO(toyoshim): Consider to define an enum for preload options, and use it
// instead of bool in this class, FrameFetchContext, and so on. If it is
// reasonable, we try merging m_forPreload and m_linkPreload into one enum
// type. See https://crbug.com/675883.
struct ResourceWidth {
DISALLOW_NEW();
float width;
bool isSet;
ResourceWidth() : width(0), isSet(false) {}
};
FetchRequest(const ResourceRequest&,
const AtomicString& initiator,
const String& charset = String());
FetchRequest(const ResourceRequest&,
const AtomicString& initiator,
const ResourceLoaderOptions&);
FetchRequest(const ResourceRequest&, const FetchInitiatorInfo&);
~FetchRequest();
ResourceRequest& mutableResourceRequest() { return m_resourceRequest; }
const ResourceRequest& resourceRequest() const { return m_resourceRequest; }
const KURL& url() const { return m_resourceRequest.url(); }
const String& charset() const { return m_charset; }
void setCharset(const String& charset) { m_charset = charset; }
const ResourceLoaderOptions& options() const { return m_options; }
DeferOption defer() const { return m_defer; }
void setDefer(DeferOption defer) { m_defer = defer; }
ResourceWidth getResourceWidth() const { return m_resourceWidth; }
void setResourceWidth(ResourceWidth);
ClientHintsPreferences& clientHintsPreferences() {
return m_clientHintPreferences;
}
bool forPreload() const { return m_forPreload; }
void setForPreload(bool forPreload, double discoveryTime = 0);
double preloadDiscoveryTime() { return m_preloadDiscoveryTime; }
bool isLinkPreload() { return m_linkPreload; }
void setLinkPreload(bool isLinkPreload) { m_linkPreload = isLinkPreload; }
void setContentSecurityCheck(
ContentSecurityPolicyDisposition contentSecurityPolicyOption) {
m_options.contentSecurityPolicyOption = contentSecurityPolicyOption;
}
void setCrossOriginAccessControl(SecurityOrigin*, CrossOriginAttributeValue);
OriginRestriction getOriginRestriction() const { return m_originRestriction; }
void setOriginRestriction(OriginRestriction restriction) {
m_originRestriction = restriction;
}
const IntegrityMetadataSet integrityMetadata() const {
return m_options.integrityMetadata;
}
void setIntegrityMetadata(const IntegrityMetadataSet& metadata) {
m_options.integrityMetadata = metadata;
}
String contentSecurityPolicyNonce() const {
return m_options.contentSecurityPolicyNonce;
}
void setContentSecurityPolicyNonce(const String& nonce) {
m_options.contentSecurityPolicyNonce = nonce;
}
void setParserDisposition(ParserDisposition parserDisposition) {
m_options.parserDisposition = parserDisposition;
}
void setCacheAwareLoadingEnabled(
CacheAwareLoadingEnabled cacheAwareLoadingEnabled) {
m_options.cacheAwareLoadingEnabled = cacheAwareLoadingEnabled;
}
void makeSynchronous();
PlaceholderImageRequestType placeholderImageRequestType() const {
return m_placeholderImageRequestType;
}
// Configures the request to load an image placeholder if the request is
// eligible (e.g. the url's protocol is HTTP, etc.). If this request is
// non-eligible, this method doesn't modify the ResourceRequest. Calling this
// method sets m_placeholderImageRequestType to the appropriate value.
void setAllowImagePlaceholder();
private:
ResourceRequest m_resourceRequest;
String m_charset;
ResourceLoaderOptions m_options;
bool m_forPreload;
bool m_linkPreload;
double m_preloadDiscoveryTime;
DeferOption m_defer;
OriginRestriction m_originRestriction;
ResourceWidth m_resourceWidth;
ClientHintsPreferences m_clientHintPreferences;
PlaceholderImageRequestType m_placeholderImageRequestType;
};
} // namespace blink
#endif
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