Revision c175d5f75eec49972870442ab9e32e5740e3f8d2 authored by Ryan VanderMeulen on 24 June 2014, 00:59:12 UTC, committed by Ryan VanderMeulen on 24 June 2014, 00:59:12 UTC
1 parent db03cd6
Voicemail.cpp
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "Voicemail.h"
#include "mozilla/dom/MozVoicemailBinding.h"
#include "nsIDOMMozVoicemailStatus.h"
#include "nsIDOMMozVoicemailEvent.h"
#include "mozilla/Preferences.h"
#include "mozilla/Services.h"
#include "nsDOMClassInfo.h"
#include "nsServiceManagerUtils.h"
#include "GeneratedEvents.h"
#define NS_RILCONTENTHELPER_CONTRACTID "@mozilla.org/ril/content-helper;1"
const char* kPrefRilNumRadioInterfaces = "ril.numRadioInterfaces";
using namespace mozilla::dom;
class Voicemail::Listener : public nsIVoicemailListener
{
Voicemail* mVoicemail;
public:
NS_DECL_ISUPPORTS
NS_FORWARD_SAFE_NSIVOICEMAILLISTENER(mVoicemail)
Listener(Voicemail* aVoicemail)
: mVoicemail(aVoicemail)
{
MOZ_ASSERT(mVoicemail);
}
void Disconnect()
{
MOZ_ASSERT(mVoicemail);
mVoicemail = nullptr;
}
};
NS_IMPL_ISUPPORTS1(Voicemail::Listener, nsIVoicemailListener)
Voicemail::Voicemail(nsPIDOMWindow* aWindow,
nsIVoicemailProvider* aProvider)
: nsDOMEventTargetHelper(aWindow)
, mProvider(aProvider)
{
mListener = new Listener(this);
DebugOnly<nsresult> rv = mProvider->RegisterVoicemailMsg(mListener);
NS_WARN_IF_FALSE(NS_SUCCEEDED(rv),
"Failed registering voicemail messages with provider");
}
Voicemail::~Voicemail()
{
MOZ_ASSERT(mProvider && mListener);
mListener->Disconnect();
mProvider->UnregisterVoicemailMsg(mListener);
}
JSObject*
Voicemail::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aScope)
{
return MozVoicemailBinding::Wrap(aCx, aScope, this);
}
bool
Voicemail::IsValidServiceId(uint32_t aServiceId) const
{
uint32_t numClients = mozilla::Preferences::GetUint(kPrefRilNumRadioInterfaces, 1);
return aServiceId < numClients;
}
bool
Voicemail::PassedOrDefaultServiceId(const Optional<uint32_t>& aServiceId,
uint32_t& aResult) const
{
if (aServiceId.WasPassed()) {
if (!IsValidServiceId(aServiceId.Value())) {
return false;
}
aResult = aServiceId.Value();
} else {
mProvider->GetVoicemailDefaultServiceId(&aResult);
}
return true;
}
// MozVoicemail WebIDL
already_AddRefed<nsIDOMMozVoicemailStatus>
Voicemail::GetStatus(const Optional<uint32_t>& aServiceId,
ErrorResult& aRv) const
{
if (!mProvider) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return nullptr;
}
uint32_t id = 0;
if (!PassedOrDefaultServiceId(aServiceId, id)) {
aRv.Throw(NS_ERROR_INVALID_ARG);
return nullptr;
}
nsCOMPtr<nsIDOMMozVoicemailStatus> status;
nsresult rv = mProvider->GetVoicemailStatus(id, getter_AddRefs(status));
if (NS_FAILED(rv)) {
aRv.Throw(rv);
return nullptr;
}
return status.forget();
}
void
Voicemail::GetNumber(const Optional<uint32_t>& aServiceId, nsString& aNumber,
ErrorResult& aRv) const
{
aNumber.SetIsVoid(true);
if (!mProvider) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return;
}
uint32_t id = 0;
if (!PassedOrDefaultServiceId(aServiceId, id)) {
aRv.Throw(NS_ERROR_INVALID_ARG);
return;
}
aRv = mProvider->GetVoicemailNumber(id, aNumber);
}
void
Voicemail::GetDisplayName(const Optional<uint32_t>& aServiceId, nsString& aDisplayName,
ErrorResult& aRv) const
{
aDisplayName.SetIsVoid(true);
if (!mProvider) {
aRv.Throw(NS_ERROR_UNEXPECTED);
return;
}
uint32_t id = 0;
if (!PassedOrDefaultServiceId(aServiceId, id)) {
aRv.Throw(NS_ERROR_INVALID_ARG);
return;
}
aRv = mProvider->GetVoicemailDisplayName(id, aDisplayName);
}
// nsIVoicemailListener
NS_IMETHODIMP
Voicemail::NotifyStatusChanged(nsIDOMMozVoicemailStatus* aStatus)
{
nsCOMPtr<nsIDOMEvent> event;
NS_NewDOMMozVoicemailEvent(getter_AddRefs(event), this, nullptr, nullptr);
nsCOMPtr<nsIDOMMozVoicemailEvent> ce = do_QueryInterface(event);
nsresult rv = ce->InitMozVoicemailEvent(NS_LITERAL_STRING("statuschanged"),
false, false, aStatus);
NS_ENSURE_SUCCESS(rv, rv);
return DispatchTrustedEvent(ce);
}
nsresult
NS_NewVoicemail(nsPIDOMWindow* aWindow, Voicemail** aVoicemail)
{
nsPIDOMWindow* innerWindow = aWindow->IsInnerWindow() ?
aWindow :
aWindow->GetCurrentInnerWindow();
nsCOMPtr<nsIVoicemailProvider> provider =
do_GetService(NS_RILCONTENTHELPER_CONTRACTID);
NS_ENSURE_STATE(provider);
nsRefPtr<Voicemail> voicemail = new Voicemail(innerWindow, provider);
voicemail.forget(aVoicemail);
return NS_OK;
}
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