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54b2e44577
This field was originally added for the b2g-only DeviceStorage API, and isn't used for anything else right now. This reverts the remaining parts of bug 1043136 and bug 1043136 as well as some support code for mobile. Differential Revision: https://phabricator.services.mozilla.com/D10014 --HG-- extra : moz-landing-system : lando
144 lines
4.1 KiB
C++
144 lines
4.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/MIDIPermissionRequest.h"
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#include "mozilla/dom/MIDIAccessManager.h"
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#include "nsIGlobalObject.h"
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#include "mozilla/Preferences.h"
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#include "nsContentUtils.h"
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//-------------------------------------------------
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// MIDI Permission Requests
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//-------------------------------------------------
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NS_IMPL_CYCLE_COLLECTION(MIDIPermissionRequest, mWindow, mPromise)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(MIDIPermissionRequest)
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NS_INTERFACE_MAP_ENTRY(nsIContentPermissionRequest)
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NS_INTERFACE_MAP_ENTRY(nsIRunnable)
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NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIContentPermissionRequest)
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NS_INTERFACE_MAP_END
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NS_IMPL_CYCLE_COLLECTING_ADDREF(MIDIPermissionRequest)
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NS_IMPL_CYCLE_COLLECTING_RELEASE(MIDIPermissionRequest)
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MIDIPermissionRequest::MIDIPermissionRequest(nsPIDOMWindowInner* aWindow,
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Promise* aPromise,
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const MIDIOptions& aOptions)
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: mWindow(aWindow),
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mPromise(aPromise),
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mNeedsSysex(aOptions.mSysex),
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mRequester(new nsContentPermissionRequester(mWindow))
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{
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MOZ_ASSERT(aWindow);
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MOZ_ASSERT(aPromise, "aPromise should not be null!");
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MOZ_ASSERT(aWindow->GetDoc());
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mPrincipal = aWindow->GetDoc()->NodePrincipal();
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MOZ_ASSERT(mPrincipal);
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}
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MIDIPermissionRequest::~MIDIPermissionRequest()
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{
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}
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NS_IMETHODIMP
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MIDIPermissionRequest::GetIsHandlingUserInput(bool* aHandlingInput)
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{
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*aHandlingInput = true;
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return NS_OK;
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}
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NS_IMETHODIMP
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MIDIPermissionRequest::GetRequester(nsIContentPermissionRequester** aRequester)
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{
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NS_ENSURE_ARG_POINTER(aRequester);
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nsCOMPtr<nsIContentPermissionRequester> requester = mRequester;
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requester.forget(aRequester);
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return NS_OK;
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}
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NS_IMETHODIMP
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MIDIPermissionRequest::GetTypes(nsIArray** aTypes)
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{
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NS_ENSURE_ARG_POINTER(aTypes);
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nsTArray<nsString> options;
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if (mNeedsSysex) {
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options.AppendElement(NS_LITERAL_STRING("sysex"));
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}
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return nsContentPermissionUtils::CreatePermissionArray(NS_LITERAL_CSTRING("midi"),
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options,
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aTypes);
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}
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NS_IMETHODIMP
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MIDIPermissionRequest::GetPrincipal(nsIPrincipal** aRequestingPrincipal)
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{
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NS_ENSURE_ARG_POINTER(aRequestingPrincipal);
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NS_IF_ADDREF(*aRequestingPrincipal = mPrincipal);
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return NS_OK;
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}
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NS_IMETHODIMP
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MIDIPermissionRequest::GetWindow(mozIDOMWindow** aRequestingWindow)
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{
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NS_ENSURE_ARG_POINTER(aRequestingWindow);
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NS_IF_ADDREF(*aRequestingWindow = mWindow);
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return NS_OK;
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}
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NS_IMETHODIMP
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MIDIPermissionRequest::GetElement(Element** aRequestingElement)
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{
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NS_ENSURE_ARG_POINTER(aRequestingElement);
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*aRequestingElement = nullptr;
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return NS_OK;
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}
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NS_IMETHODIMP
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MIDIPermissionRequest::Cancel()
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{
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mPromise->MaybeReject(NS_ERROR_DOM_SECURITY_ERR);
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return NS_OK;
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}
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NS_IMETHODIMP
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MIDIPermissionRequest::Allow(JS::HandleValue aChoices)
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{
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MOZ_ASSERT(aChoices.isUndefined());
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MIDIAccessManager* mgr = MIDIAccessManager::Get();
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mgr->CreateMIDIAccess(mWindow, mNeedsSysex, mPromise);
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return NS_OK;
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}
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NS_IMETHODIMP
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MIDIPermissionRequest::Run()
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{
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// If the testing flag is true, skip dialog
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if (Preferences::GetBool("midi.prompt.testing", false)) {
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bool allow = Preferences::GetBool("media.navigator.permission.disabled", false);
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if (allow) {
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Allow(JS::UndefinedHandleValue);
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} else {
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Cancel();
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}
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return NS_OK;
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}
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// If we already have sysex perms, allow.
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if (nsContentUtils::IsExactSitePermAllow(mPrincipal, "midi-sysex")) {
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Allow(JS::UndefinedHandleValue);
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return NS_OK;
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}
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// If we have no perms, or only have midi and are asking for sysex, pop dialog
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if (NS_FAILED(nsContentPermissionUtils::AskPermission(this, mWindow))) {
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Cancel();
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return NS_ERROR_FAILURE;
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}
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return NS_OK;
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}
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