cef/tests/cefclient/browser/scheme_test.cc

153 lines
4.6 KiB
C++

// Copyright (c) 2012 The Chromium Embedded Framework Authors. All rights
// reserved. Use of this source code is governed by a BSD-style license that
// can be found in the LICENSE file.
#include "tests/cefclient/browser/scheme_test.h"
#include <algorithm>
#include <string>
#include "include/cef_browser.h"
#include "include/cef_callback.h"
#include "include/cef_frame.h"
#include "include/cef_request.h"
#include "include/cef_resource_handler.h"
#include "include/cef_response.h"
#include "include/cef_scheme.h"
#include "include/wrapper/cef_helpers.h"
#include "tests/cefclient/browser/test_runner.h"
#include "tests/shared/browser/resource_util.h"
namespace client::scheme_test {
namespace {
// Implementation of the schema handler for client:// requests.
class ClientSchemeHandler : public CefResourceHandler {
public:
ClientSchemeHandler() = default;
bool Open(CefRefPtr<CefRequest> request,
bool& handle_request,
CefRefPtr<CefCallback> callback) override {
DCHECK(!CefCurrentlyOn(TID_UI) && !CefCurrentlyOn(TID_IO));
// The request will be continued or canceled based on the return value.
handle_request = true;
bool handled = false;
std::string url = request->GetURL();
if (strstr(url.c_str(), "handler.html") != nullptr) {
// Build the response html
data_ =
"<html><head><title>Client Scheme Handler</title></head>"
"<body bgcolor=\"white\">"
"This contents of this page page are served by the "
"ClientSchemeHandler class handling the client:// protocol."
"<br/>You should see an image:"
"<br/><img src=\"client://tests/logo.png\"><pre>";
// Output a string representation of the request
const std::string& dump = test_runner::DumpRequestContents(request);
data_.append(dump);
data_.append(
"</pre><br/>Try the test form:"
"<form method=\"POST\" action=\"handler.html\">"
"<input type=\"text\" name=\"field1\">"
"<input type=\"text\" name=\"field2\">"
"<input type=\"submit\">"
"</form></body></html>");
handled = true;
// Set the resulting mime type
mime_type_ = "text/html";
} else if (strstr(url.c_str(), "logo.png") != nullptr) {
// Load the response image
if (LoadBinaryResource("logo.png", data_)) {
handled = true;
// Set the resulting mime type
mime_type_ = "image/png";
}
}
return handled;
}
void GetResponseHeaders(CefRefPtr<CefResponse> response,
int64_t& response_length,
CefString& redirectUrl) override {
CEF_REQUIRE_IO_THREAD();
DCHECK(!data_.empty());
response->SetMimeType(mime_type_);
response->SetStatus(200);
// Set the resulting response length
response_length = data_.length();
}
void Cancel() override { CEF_REQUIRE_IO_THREAD(); }
bool Read(void* data_out,
int bytes_to_read,
int& bytes_read,
CefRefPtr<CefResourceReadCallback> callback) override {
DCHECK(!CefCurrentlyOn(TID_UI) && !CefCurrentlyOn(TID_IO));
bool has_data = false;
bytes_read = 0;
if (offset_ < data_.length()) {
// Copy the next block of data into the buffer.
int transfer_size =
std::min(bytes_to_read, static_cast<int>(data_.length() - offset_));
memcpy(data_out, data_.c_str() + offset_, transfer_size);
offset_ += transfer_size;
bytes_read = transfer_size;
has_data = true;
}
return has_data;
}
private:
std::string data_;
std::string mime_type_;
size_t offset_ = 0;
IMPLEMENT_REFCOUNTING(ClientSchemeHandler);
DISALLOW_COPY_AND_ASSIGN(ClientSchemeHandler);
};
// Implementation of the factory for for creating schema handlers.
class ClientSchemeHandlerFactory : public CefSchemeHandlerFactory {
public:
ClientSchemeHandlerFactory() = default;
// Return a new scheme handler instance to handle the request.
CefRefPtr<CefResourceHandler> Create(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame,
const CefString& scheme_name,
CefRefPtr<CefRequest> request) override {
CEF_REQUIRE_IO_THREAD();
return new ClientSchemeHandler();
}
IMPLEMENT_REFCOUNTING(ClientSchemeHandlerFactory);
DISALLOW_COPY_AND_ASSIGN(ClientSchemeHandlerFactory);
};
} // namespace
void RegisterSchemeHandlers() {
CefRegisterSchemeHandlerFactory("client", "tests",
new ClientSchemeHandlerFactory());
}
} // namespace client::scheme_test