bcarrella/cef
1
0
Fork 0
mirror of https://bitbucket.org/chromiumembedded/cef synced 2025-06-05 21:39:12 +02:00
Code Issues Packages Projects Releases Wiki Activity

Add support for response filtering (issue #515).

Browse Source 
- Add a new CefRequestHandler::GetResourceResponseFilter method and
  CefResponseFilter class.
This commit is contained in:
Marshall Greenblatt
2015-12-04 21:58:56 -05:00
parent 864db71f6b
commit f207a555a3
40 changed files with 1765 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

58
libcef/browser/net/network_delegate.cc
View File

@ -8,17 +8,23 @@
#include "include/cef_urlrequest.h"
#include "libcef/browser/browser_host_impl.h"
#include "libcef/browser/net/response_filter_wrapper.h"
#include "libcef/browser/net/url_request_user_data.h"
#include "libcef/browser/thread_util.h"
#include "libcef/common/request_impl.h"
#include "libcef/common/response_impl.h"
#include "net/base/net_errors.h"
#include "net/filter/filter.h"
#include "net/http/http_util.h"
#include "net/url_request/url_request.h"
namespace {
// Buffer size allocated when filtering data.
// Should match the value in net/filter/filter.cc.
const int kFilterBufSize = 32 * 1024;
class CefBeforeResourceLoadCallbackImpl : public CefRequestCallback {
public:
typedef net::CompletionCallback CallbackType;
@ -380,3 +386,55 @@ bool CefNetworkDelegate::OnCanAccessFile(const net::URLRequest& request,
const base::FilePath& path) const {
return true;
}
net::Filter* CefNetworkDelegate::SetupFilter(net::URLRequest* request,
net::Filter* filter_list) {
CefRefPtr<CefResponseFilter> cef_filter;
CefRefPtr<CefBrowserHostImpl> browser =
CefBrowserHostImpl::GetBrowserForRequest(request);
if (browser.get()) {
CefRefPtr<CefClient> client = browser->GetClient();
if (client.get()) {
CefRefPtr<CefRequestHandler> handler = client->GetRequestHandler();
if (handler.get()) {
CefRefPtr<CefFrame> frame = browser->GetFrameForRequest(request);
CefRefPtr<CefRequestImpl> cefRequest = new CefRequestImpl();
cefRequest->Set(request);
cefRequest->SetReadOnly(true);
CefRefPtr<CefResponseImpl> cefResponse = new CefResponseImpl();
cefResponse->Set(request);
cefResponse->SetReadOnly(true);
cef_filter = handler->GetResourceResponseFilter(browser.get(), frame,
cefRequest.get(),
cefResponse.get());
}
}
}
if (cef_filter.get() && cef_filter->InitFilter()) {
scoped_ptr<CefResponseFilterWrapper> wrapper(
new CefResponseFilterWrapper(cef_filter, filter_list != nullptr));
wrapper->InitBuffer(kFilterBufSize);
if (filter_list) {
// Install the wrapper at the end of the filter list.
net::Filter* last_filter = filter_list;
do {
if (!last_filter->next_filter_.get()) {
last_filter->next_filter_ = wrapper.Pass();
break;
}
last_filter = last_filter->next_filter_.get();
} while (last_filter);
} else {
// Only the wrapper exists.
filter_list = wrapper.release();
}
}
return filter_list;
}