| /* |
| * Copyright (C) 2018 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "InspectorTargetAgent.h" |
| |
| #include "InspectorTarget.h" |
| |
| namespace Inspector { |
| |
| InspectorTargetAgent::InspectorTargetAgent(FrontendRouter& frontendRouter, BackendDispatcher& backendDispatcher) |
| : InspectorAgentBase("Target"_s) |
| , m_router(frontendRouter) |
| , m_frontendDispatcher(makeUnique<TargetFrontendDispatcher>(frontendRouter)) |
| , m_backendDispatcher(TargetBackendDispatcher::create(backendDispatcher, this)) |
| { |
| } |
| |
| InspectorTargetAgent::~InspectorTargetAgent() = default; |
| |
| void InspectorTargetAgent::didCreateFrontendAndBackend(FrontendRouter*, BackendDispatcher*) |
| { |
| m_isConnected = true; |
| |
| connectToTargets(); |
| } |
| |
| void InspectorTargetAgent::willDestroyFrontendAndBackend(DisconnectReason) |
| { |
| disconnectFromTargets(); |
| |
| m_isConnected = false; |
| m_shouldPauseOnStart = false; |
| } |
| |
| void InspectorTargetAgent::setPauseOnStart(ErrorString&, bool pauseOnStart) |
| { |
| m_shouldPauseOnStart = pauseOnStart; |
| } |
| |
| void InspectorTargetAgent::resume(ErrorString& errorString, const String& targetId) |
| { |
| auto* target = m_targets.get(targetId); |
| if (!target) { |
| errorString = "Missing target for given targetId"_s; |
| return; |
| } |
| |
| if (!target->isPaused()) { |
| errorString = "Target for given targetId is not paused"_s; |
| return; |
| } |
| |
| target->resume(); |
| } |
| |
| void InspectorTargetAgent::sendMessageToTarget(ErrorString& errorString, const String& targetId, const String& message) |
| { |
| InspectorTarget* target = m_targets.get(targetId); |
| if (!target) { |
| errorString = "Missing target for given targetId"_s; |
| return; |
| } |
| |
| target->sendMessageToTargetBackend(message); |
| } |
| |
| void InspectorTargetAgent::sendMessageFromTargetToFrontend(const String& targetId, const String& message) |
| { |
| ASSERT_WITH_MESSAGE(m_targets.get(targetId), "Sending a message from an untracked target to the frontend."); |
| |
| m_frontendDispatcher->dispatchMessageFromTarget(targetId, message); |
| } |
| |
| static Protocol::Target::TargetInfo::Type targetTypeToProtocolType(InspectorTargetType type) |
| { |
| switch (type) { |
| case InspectorTargetType::Page: |
| return Protocol::Target::TargetInfo::Type::Page; |
| case InspectorTargetType::DedicatedWorker: |
| return Protocol::Target::TargetInfo::Type::Worker; |
| case InspectorTargetType::ServiceWorker: |
| return Protocol::Target::TargetInfo::Type::ServiceWorker; |
| } |
| |
| ASSERT_NOT_REACHED(); |
| return Protocol::Target::TargetInfo::Type::Page; |
| } |
| |
| static Ref<Protocol::Target::TargetInfo> buildTargetInfoObject(const InspectorTarget& target) |
| { |
| auto result = Protocol::Target::TargetInfo::create() |
| .setTargetId(target.identifier()) |
| .setType(targetTypeToProtocolType(target.type())) |
| .release(); |
| if (target.isProvisional()) |
| result->setIsProvisional(true); |
| if (target.isPaused()) |
| result->setIsPaused(true); |
| return result; |
| } |
| |
| void InspectorTargetAgent::targetCreated(InspectorTarget& target) |
| { |
| auto addResult = m_targets.set(target.identifier(), &target); |
| ASSERT_UNUSED(addResult, addResult.isNewEntry); |
| |
| if (!m_isConnected) |
| return; |
| |
| if (m_shouldPauseOnStart) |
| target.pause(); |
| target.connect(connectionType()); |
| |
| m_frontendDispatcher->targetCreated(buildTargetInfoObject(target)); |
| } |
| |
| void InspectorTargetAgent::targetDestroyed(InspectorTarget& target) |
| { |
| m_targets.remove(target.identifier()); |
| |
| if (!m_isConnected) |
| return; |
| |
| m_frontendDispatcher->targetDestroyed(target.identifier()); |
| } |
| |
| void InspectorTargetAgent::didCommitProvisionalTarget(const String& oldTargetID, const String& committedTargetID) |
| { |
| if (!m_isConnected) |
| return; |
| |
| auto* target = m_targets.get(committedTargetID); |
| if (!target) |
| return; |
| |
| m_frontendDispatcher->didCommitProvisionalTarget(oldTargetID, committedTargetID); |
| } |
| |
| FrontendChannel::ConnectionType InspectorTargetAgent::connectionType() const |
| { |
| return m_router.hasLocalFrontend() ? Inspector::FrontendChannel::ConnectionType::Local : Inspector::FrontendChannel::ConnectionType::Remote; |
| } |
| |
| void InspectorTargetAgent::connectToTargets() |
| { |
| for (InspectorTarget* target : m_targets.values()) { |
| target->connect(connectionType()); |
| m_frontendDispatcher->targetCreated(buildTargetInfoObject(*target)); |
| } |
| } |
| |
| void InspectorTargetAgent::disconnectFromTargets() |
| { |
| for (InspectorTarget* target : m_targets.values()) |
| target->disconnect(); |
| } |
| |
| } // namespace Inspector |