// Copyright (c) 2009 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 "include/cef_wrapper.h"
#include "resource_util.h"
#include "scheme_test.h"
#include "string_util.h"
#include "util.h"
#if defined(OS_WIN)
#include "resource.h"
#endif
// Implementation of the schema handler for client:// requests.
class ClientSchemeHandler : public CefSchemeHandler
{
public:
ClientSchemeHandler() : offset_(0) {}
virtual bool ProcessRequest(CefRefPtr<CefRequest> request,
CefRefPtr<CefSchemeHandlerCallback> callback)
OVERRIDE
{
REQUIRE_IO_THREAD();
bool handled = false;
AutoLock lock_scope(this);
std::string url = request->GetURL();
if(strstr(url.c_str(), "handler.html") != NULL) {
// Build the response html
data_ = "<html><head><title>Client Scheme Handler</title></head><body>"
"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/client.png\"><pre>";
// Output a string representation of the request
std::string dump;
DumpRequestContents(request, dump);
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(), "client.png") != NULL) {
// Load the response image
#if defined(OS_WIN)
DWORD dwSize;
LPBYTE pBytes;
if(LoadBinaryResource(IDS_LOGO, dwSize, pBytes)) {
data_ = std::string(reinterpret_cast<const char*>(pBytes), dwSize);
handled = true;
// Set the resulting mime type
mime_type_ = "image/jpg";
}
#elif (defined(OS_MACOSX) || defined(OS_LINUX))
if(LoadBinaryResource("logo.png", data_)) {
handled = true;
// Set the resulting mime type
mime_type_ = "image/png";
}
#else
#error "Unsupported platform"
#endif
}
if (handled) {
// Indicate the headers are available.
callback->HeadersAvailable();
return true;
}
return false;
}
virtual void GetResponseHeaders(CefRefPtr<CefResponse> response,
int64& response_length,
CefString& redirectUrl) OVERRIDE
{
REQUIRE_IO_THREAD();
ASSERT(!data_.empty());
response->SetMimeType(mime_type_);
response->SetStatus(200);
// Set the resulting response length
response_length = data_.length();
}
virtual void Cancel() OVERRIDE
{
REQUIRE_IO_THREAD();
}
virtual bool ReadResponse(void* data_out,
int bytes_to_read,
int& bytes_read,
CefRefPtr<CefSchemeHandlerCallback> callback)
OVERRIDE
{
REQUIRE_IO_THREAD();
bool has_data = false;
bytes_read = 0;
AutoLock lock_scope(this);
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_;
IMPLEMENT_REFCOUNTING(ClientSchemeHandler);
IMPLEMENT_LOCKING(ClientSchemeHandler);
};
// Implementation of the factory for for creating schema handlers.
class ClientSchemeHandlerFactory : public CefSchemeHandlerFactory
{
public:
// Return a new scheme handler instance to handle the request.
virtual CefRefPtr<CefSchemeHandler> Create(CefRefPtr<CefBrowser> browser,
const CefString& scheme_name,
CefRefPtr<CefRequest> request)
OVERRIDE
{
REQUIRE_IO_THREAD();
return new ClientSchemeHandler();
}
IMPLEMENT_REFCOUNTING(ClientSchemeHandlerFactory);
};
void InitSchemeTest()
{
CefRegisterCustomScheme("client", true, false, false);
CefRegisterSchemeHandlerFactory("client", "tests",
new ClientSchemeHandlerFactory());
}
void RunSchemeTest(CefRefPtr<CefBrowser> browser)
{
browser->GetMainFrame()->LoadURL("client://tests/handler.html");
}