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      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/platform/WebURL.h"
     16 #include "third_party/WebKit/public/web/WebDOMActivityLogger.h"
     17 #include "v8/include/v8.h"
     18 
     19 using content::V8ValueConverter;
     20 using blink::WebString;
     21 using blink::WebURL;
     22 
     23 namespace extensions {
     24 
     25 DOMActivityLogger::DOMActivityLogger(const std::string& extension_id)
     26     : extension_id_(extension_id) {}
     27 
     28 void DOMActivityLogger::log(
     29     const WebString& api_name,
     30     int argc,
     31     const v8::Handle<v8::Value> argv[],
     32     const WebString& call_type,
     33     const WebURL& url,
     34     const WebString& title) {
     35   scoped_ptr<V8ValueConverter> converter(V8ValueConverter::create());
     36   ActivityLogConverterStrategy strategy;
     37   converter->SetFunctionAllowed(true);
     38   converter->SetStrategy(&strategy);
     39   scoped_ptr<ListValue> argv_list_value(new ListValue());
     40   for (int i =0; i < argc; i++) {
     41     argv_list_value->Set(
     42         i,
     43         converter->FromV8Value(argv[i],
     44                                v8::Isolate::GetCurrent()->GetCurrentContext()));
     45   }
     46   ExtensionHostMsg_DOMAction_Params params;
     47   params.url = url;
     48   params.url_title = title;
     49   params.api_call = api_name.utf8();
     50   params.arguments.Swap(argv_list_value.get());
     51   const std::string type = call_type.utf8();
     52   if (type == "Getter")
     53     params.call_type = DomActionType::GETTER;
     54   else if (type == "Setter")
     55     params.call_type = DomActionType::SETTER;
     56   else
     57     params.call_type = DomActionType::METHOD;
     58 
     59   content::RenderThread::Get()->Send(
     60       new ExtensionHostMsg_AddDOMActionToActivityLog(extension_id_, params));
     61 }
     62 
     63 void DOMActivityLogger::AttachToWorld(int world_id,
     64                                       const std::string& extension_id) {
     65 #if defined(ENABLE_EXTENSIONS)
     66   // If there is no logger registered for world_id, construct a new logger
     67   // and register it with world_id.
     68   if (!blink::hasDOMActivityLogger(world_id)) {
     69     DOMActivityLogger* logger = new DOMActivityLogger(extension_id);
     70     blink::setDOMActivityLogger(world_id, logger);
     71   }
     72 #endif
     73 }
     74 
     75 }  // namespace extensions
     76 
     77