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// Copyright (c) 2011 The Chromium 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 "chrome/browser/extensions/api/socket/socket_event_notifier.h"
#include "base/json/json_writer.h"
#include "base/values.h"
#include "chrome/browser/extensions/extension_event_router.h"
#include "chrome/browser/profiles/profile.h"
namespace events {
const char kOnSocketEvent[] = "experimental.socket.onEvent";
}; // namespace events
namespace extensions {
const char kEventTypeKey[] = "type";
const char kEventTypeWriteComplete[] = "writeComplete";
const char kSrcIdKey[] = "srcId";
const char kIsFinalEventKey[] = "isFinalEvent";
const char kResultCodeKey[] = "resultCode";
SocketEventNotifier::SocketEventNotifier(ExtensionEventRouter* router,
Profile* profile,
const std::string& src_extension_id,
int src_id,
const GURL& src_url)
: router_(router),
profile_(profile),
src_extension_id_(src_extension_id),
src_id_(src_id),
src_url_(src_url) {}
SocketEventNotifier::~SocketEventNotifier() {}
void SocketEventNotifier::OnEvent(SocketEventType event_type,
int result_code) {
// Do we have a destination for this event? There will be one if a source id
// was injected by the request handler for socket.create in
// schema_generated_bindings.js, which will in turn be the case if the caller
// of socket.create provided an onEvent closure.
if (src_id_ < 0)
return;
std::string event_type_string = SocketEventTypeToString(event_type);
ListValue args;
DictionaryValue* event = new DictionaryValue();
event->SetString(kEventTypeKey, event_type_string);
event->SetInteger(kSrcIdKey, src_id_);
// TODO(miket): Signal that it's OK to clean up onEvent listeners. This is
// the framework we'll use, but we need to start using it.
event->SetBoolean(kIsFinalEventKey, false);
if (event_type == SOCKET_EVENT_WRITE_COMPLETE) {
event->SetInteger(kResultCodeKey, result_code);
}
args.Set(0, event);
std::string json_args;
base::JSONWriter::Write(&args, false, &json_args);
router_->DispatchEventToExtension(src_extension_id_, events::kOnSocketEvent,
json_args, profile_, src_url_);
}
// static
std::string SocketEventNotifier::SocketEventTypeToString(
SocketEventType event_type) {
switch (event_type) {
case SOCKET_EVENT_WRITE_COMPLETE:
return kEventTypeWriteComplete;
}
NOTREACHED();
return std::string();
}
} // namespace extensions
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