172 lines
5.1 KiB
C++
172 lines
5.1 KiB
C++
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// Copyright (c) 2012 The Chromium Embedded Framework Authors. All rights
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// reserved. Use of this source code is governed by a BSD-style license that
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// can be found in the LICENSE file.
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#include "cefclient/scheme_test.h"
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#include <algorithm>
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#include <string>
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#include "include/cef_browser.h"
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#include "include/cef_callback.h"
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#include "include/cef_frame.h"
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#include "include/cef_resource_handler.h"
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#include "include/cef_response.h"
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#include "include/cef_request.h"
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#include "include/cef_scheme.h"
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#include "cefclient/resource_util.h"
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#include "cefclient/string_util.h"
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#include "cefclient/util.h"
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#if defined(OS_WIN)
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#include "cefclient/resource.h"
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#endif
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// Implementation of the schema handler for client:// requests.
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class ClientSchemeHandler : public CefResourceHandler {
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public:
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ClientSchemeHandler() : offset_(0) {}
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virtual bool ProcessRequest(CefRefPtr<CefRequest> request,
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CefRefPtr<CefCallback> callback)
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OVERRIDE {
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REQUIRE_IO_THREAD();
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bool handled = false;
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AutoLock lock_scope(this);
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std::string url = request->GetURL();
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if (strstr(url.c_str(), "handler.html") != NULL) {
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// Build the response html
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data_ = "<html><head><title>Client Scheme Handler</title></head><body>"
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"This contents of this page page are served by the "
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"ClientSchemeHandler class handling the client:// protocol."
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"<br/>You should see an image:"
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"<br/><img src=\"client://tests/client.png\"><pre>";
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// Output a string representation of the request
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std::string dump;
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DumpRequestContents(request, dump);
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data_.append(dump);
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data_.append("</pre><br/>Try the test form:"
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"<form method=\"POST\" action=\"handler.html\">"
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"<input type=\"text\" name=\"field1\">"
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"<input type=\"text\" name=\"field2\">"
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"<input type=\"submit\">"
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"</form></body></html>");
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handled = true;
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// Set the resulting mime type
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mime_type_ = "text/html";
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} else if (strstr(url.c_str(), "client.png") != NULL) {
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// Load the response image
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#if defined(OS_WIN)
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DWORD dwSize;
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LPBYTE pBytes;
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if (LoadBinaryResource(IDS_LOGO, dwSize, pBytes)) {
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data_ = std::string(reinterpret_cast<const char*>(pBytes), dwSize);
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handled = true;
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// Set the resulting mime type
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mime_type_ = "image/jpg";
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}
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#elif defined(OS_MACOSX) || defined(OS_LINUX)
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if (LoadBinaryResource("logo.png", data_)) {
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handled = true;
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// Set the resulting mime type
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mime_type_ = "image/png";
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}
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#else
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#error "Unsupported platform"
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#endif
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}
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if (handled) {
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// Indicate the headers are available.
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callback->Continue();
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return true;
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}
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return false;
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}
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virtual void GetResponseHeaders(CefRefPtr<CefResponse> response,
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int64& response_length,
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CefString& redirectUrl) OVERRIDE {
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REQUIRE_IO_THREAD();
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ASSERT(!data_.empty());
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response->SetMimeType(mime_type_);
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response->SetStatus(200);
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// Set the resulting response length
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response_length = data_.length();
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}
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virtual void Cancel() OVERRIDE {
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REQUIRE_IO_THREAD();
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}
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virtual bool ReadResponse(void* data_out,
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int bytes_to_read,
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int& bytes_read,
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CefRefPtr<CefCallback> callback)
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OVERRIDE {
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REQUIRE_IO_THREAD();
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bool has_data = false;
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bytes_read = 0;
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AutoLock lock_scope(this);
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if (offset_ < data_.length()) {
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// Copy the next block of data into the buffer.
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int transfer_size =
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std::min(bytes_to_read, static_cast<int>(data_.length() - offset_));
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memcpy(data_out, data_.c_str() + offset_, transfer_size);
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offset_ += transfer_size;
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bytes_read = transfer_size;
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has_data = true;
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}
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return has_data;
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}
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private:
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std::string data_;
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std::string mime_type_;
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size_t offset_;
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IMPLEMENT_REFCOUNTING(ClientSchemeHandler);
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IMPLEMENT_LOCKING(ClientSchemeHandler);
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};
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// Implementation of the factory for for creating schema handlers.
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class ClientSchemeHandlerFactory : public CefSchemeHandlerFactory {
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public:
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// Return a new scheme handler instance to handle the request.
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virtual CefRefPtr<CefResourceHandler> Create(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame,
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const CefString& scheme_name,
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CefRefPtr<CefRequest> request)
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OVERRIDE {
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REQUIRE_IO_THREAD();
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return new ClientSchemeHandler();
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}
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IMPLEMENT_REFCOUNTING(ClientSchemeHandlerFactory);
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};
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void InitSchemeTest() {
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CefRegisterCustomScheme("client", true, false, false);
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CefRegisterSchemeHandlerFactory("client", "tests",
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new ClientSchemeHandlerFactory());
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}
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void RunSchemeTest(CefRefPtr<CefBrowser> browser) {
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browser->GetMainFrame()->LoadURL("client://tests/handler.html");
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}
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