1// Copyright (c) 2013 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "chrome/renderer/extensions/dom_activity_logger.h"
6
7#include "base/logging.h"
8#include "chrome/common/extensions/dom_action_types.h"
9#include "chrome/common/extensions/extension_messages.h"
10#include "chrome/renderer/chrome_render_process_observer.h"
11#include "chrome/renderer/extensions/activity_log_converter_strategy.h"
12#include "content/public/renderer/render_thread.h"
13#include "content/public/renderer/v8_value_converter.h"
14#include "third_party/WebKit/public/platform/WebString.h"
15#include "third_party/WebKit/public/web/WebDOMActivityLogger.h"
16#include "v8/include/v8.h"
17
18using content::V8ValueConverter;
19
20namespace extensions {
21
22DOMActivityLogger::DOMActivityLogger(const std::string& extension_id,
23                                     const GURL& url,
24                                     const string16& title)
25  : extension_id_(extension_id), url_(url), title_(title) {
26}  // namespace extensions
27
28void DOMActivityLogger::log(
29    const WebString& api_name,
30    int argc,
31    const v8::Handle<v8::Value> argv[],
32    const WebString& call_type) {
33  scoped_ptr<V8ValueConverter> converter(V8ValueConverter::create());
34  ActivityLogConverterStrategy strategy;
35  converter->SetFunctionAllowed(true);
36  converter->SetStrategy(&strategy);
37  scoped_ptr<ListValue> argv_list_value(new ListValue());
38  for (int i =0; i < argc; i++) {
39    argv_list_value->Set(
40        i, converter->FromV8Value(argv[i], v8::Context::GetCurrent()));
41  }
42  ExtensionHostMsg_DOMAction_Params params;
43  params.url = url_;
44  params.url_title = title_;
45  params.api_call = api_name.utf8();
46  params.arguments.Swap(argv_list_value.get());
47  const std::string type = call_type.utf8();
48  if (type == "Getter")
49    params.call_type = DomActionType::GETTER;
50  else if (type == "Setter")
51    params.call_type = DomActionType::SETTER;
52  else
53    params.call_type = DomActionType::METHOD;
54
55  content::RenderThread::Get()->Send(
56      new ExtensionHostMsg_AddDOMActionToActivityLog(extension_id_, params));
57}
58
59void DOMActivityLogger::AttachToWorld(int world_id,
60                                      const std::string& extension_id,
61                                      const GURL& url,
62                                      const string16& title) {
63  // Check if extension activity logging is enabled.
64  if (!ChromeRenderProcessObserver::extension_activity_log_enabled())
65    return;
66  // If there is no logger registered for world_id, construct a new logger
67  // and register it with world_id.
68  if (!WebKit::hasDOMActivityLogger(world_id)) {
69    DOMActivityLogger* logger = new DOMActivityLogger(extension_id, url, title);
70    WebKit::setDOMActivityLogger(world_id, logger);
71  }
72}
73
74}  // namespace extensions
75
76