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/*
* Copyright 2010, The Android Open Source Project
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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 THE COPYRIGHT HOLDERS ``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 THE COPYRIGHT OWNER 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.
*/
#include "config.h"
#include "WebResourceRequest.h"
#include "ResourceRequest.h"
#include <wtf/text/CString.h>
using namespace WebCore;
namespace android {
WebResourceRequest::WebResourceRequest(const WebCore::ResourceRequest& resourceRequest, bool shouldBlockNetworkLoads)
{
// Set the load flags based on the WebCore request.
m_loadFlags = net::LOAD_NORMAL;
if (shouldBlockNetworkLoads) {
// In the case that the embedder has blocked network loads, we only
// ever try to serve content out of the cache. If WebCore has set
// ReloadIgnoringCacheData, we would normally attempt to validate
// the cached data before serving it. In the absence of network
// we can't do that, so we will just return whatever we have in the
// cache (which may well be nothing).
m_loadFlags |= net::LOAD_ONLY_FROM_CACHE;
} else {
switch (resourceRequest.cachePolicy()) {
case ReloadIgnoringCacheData:
m_loadFlags |= net::LOAD_VALIDATE_CACHE;
break;
case ReturnCacheDataElseLoad:
m_loadFlags |= net::LOAD_PREFERRING_CACHE;
break;
case ReturnCacheDataDontLoad:
m_loadFlags |= net::LOAD_ONLY_FROM_CACHE;
break;
case UseProtocolCachePolicy:
break;
}
}
// TODO: We should consider setting these flags and net::LOAD_DO_NOT_SEND_AUTH_DATA
// when FrameLoaderClient::shouldUseCredentialStorage() is false. However,
// the required WebKit logic is not yet in place. See Chromium's
// FrameLoaderClientImpl::shouldUseCredentialStorage().
if (!resourceRequest.allowCookies()) {
m_loadFlags |= net::LOAD_DO_NOT_SAVE_COOKIES;
m_loadFlags |= net::LOAD_DO_NOT_SEND_COOKIES;
}
switch (resourceRequest.targetType()) {
case ResourceRequest::TargetIsPrefetch:
m_loadFlags |= (net::LOAD_PREFETCH | net::LOAD_DO_NOT_PROMPT_FOR_LOGIN);
break;
case ResourceRequest::TargetIsFavicon:
m_loadFlags |= net::LOAD_DO_NOT_PROMPT_FOR_LOGIN;
break;
default: break;
}
// Set the request headers
const HTTPHeaderMap& map = resourceRequest.httpHeaderFields();
for (HTTPHeaderMap::const_iterator it = map.begin(); it != map.end(); ++it) {
const std::string& nameUtf8 = it->first.string().utf8().data();
const std::string& valueUtf8 = it->second.utf8().data();
// Skip over referrer headers found in the header map because we already
// pulled it out as a separate parameter. We likewise prune the UA since
// that will be added back by the network layer.
if (LowerCaseEqualsASCII(nameUtf8, "referer") || LowerCaseEqualsASCII(nameUtf8, "user-agent"))
continue;
// Skip over "Cache-Control: max-age=0" header if the corresponding
// load flag is already specified. FrameLoader sets both the flag and
// the extra header -- the extra header is redundant since our network
// implementation will add the necessary headers based on load flags.
// See http://code.google.com/p/chromium/issues/detail?id=3434.
if ((m_loadFlags & net::LOAD_VALIDATE_CACHE) &&
LowerCaseEqualsASCII(nameUtf8, "cache-control") && LowerCaseEqualsASCII(valueUtf8, "max-age=0"))
continue;
m_requestHeaders.SetHeader(nameUtf8, valueUtf8);
}
m_method = resourceRequest.httpMethod().utf8().data();
m_referrer = resourceRequest.httpReferrer().utf8().data();
m_userAgent = resourceRequest.httpUserAgent().utf8().data();
m_url = resourceRequest.url().string().utf8().data();
}
} // namespace android
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