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Session.cpp
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/*
* Copyright (C) 2017 Igalia S.L.
*
* 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. AND ITS CONTRIBUTORS ``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 ITS 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 "Session.h"
#include "CommandResult.h"
#include "SessionHost.h"
#include "WebDriverAtoms.h"
#include <wtf/ASCIICType.h>
#include <wtf/CryptographicallyRandomNumber.h>
#include <wtf/FileSystem.h>
#include <wtf/HashSet.h>
#include <wtf/HexNumber.h>
#include <wtf/JSONValues.h>
#include <wtf/NeverDestroyed.h>
#include <wtf/text/MakeString.h>
#if ENABLE(WEBDRIVER_BIDI)
#include "WebSocketServer.h"
#include <cstdint>
#include <wtf/text/StringBuilder.h>
#include <wtf/text/WTFString.h>
#endif
namespace WebDriver {
// https://w3c.github.io/webdriver/webdriver-spec.html#dfn-session-script-timeout
static const double defaultScriptTimeout = 30000;
// https://w3c.github.io/webdriver/webdriver-spec.html#dfn-session-page-load-timeout
static const double defaultPageLoadTimeout = 300000;
// https://w3c.github.io/webdriver/webdriver-spec.html#dfn-session-implicit-wait-timeout
static const double defaultImplicitWaitTimeout = 0;
const String& Session::webElementIdentifier()
{
// The web element identifier is a constant defined by the spec in Section 11 Elements.
// https://www.w3.org/TR/webdriver/#elements
static NeverDestroyed<String> webElementID { "element-6066-11e4-a52e-4f735466cecf"_s };
return webElementID;
}
const String& Session::shadowRootIdentifier()
{
// The shadow root identifier is constant defined by the spec.
static NeverDestroyed<String> shadowRootID { "shadow-6066-11e4-a52e-4f735466cecf"_s };
return shadowRootID;
}
Session::Session(Ref<SessionHost>&& host)
: m_host(WTFMove(host))
, m_scriptTimeout(defaultScriptTimeout)
, m_pageLoadTimeout(defaultPageLoadTimeout)
, m_implicitWaitTimeout(defaultImplicitWaitTimeout)
{
if (capabilities().timeouts)
setTimeouts(capabilities().timeouts.value(), [](CommandResult&&) { });
}
#if ENABLE(WEBDRIVER_BIDI)
Session::Session(Ref<SessionHost>&& host, WeakPtr<WebSocketServer>&& bidiServer)
: Session(WTFMove(host))
{
m_bidiServer = WTFMove(bidiServer);
m_host->addEventHandler(this);
}
#endif
Session::~Session()
{
#if ENABLE(WEBDRIVER_BIDI)
m_bidiServer->removeResourceForSession(id());
#endif
}
const String& Session::id() const
{
return m_host->sessionID();
}
const Capabilities& Session::capabilities() const
{
return m_host->capabilities();
}
bool Session::isConnected() const
{
return m_host->isConnected();
}
static std::optional<String> firstWindowHandleInResult(JSON::Value& result)
{
auto handles = result.asArray();
if (handles && handles->length()) {
auto handle = handles->get(0)->asString();
if (!!handle)
return handle;
}
return std::nullopt;
}
void Session::closeAllToplevelBrowsingContexts(const String& toplevelBrowsingContext, Function<void(CommandResult&&)>&& completionHandler)
{
closeTopLevelBrowsingContext(toplevelBrowsingContext, [this, protectedThis = Ref { *this }, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
if (auto handle = firstWindowHandleInResult(*result.result())) {
closeAllToplevelBrowsingContexts(handle.value(), WTFMove(completionHandler));
return;
}
completionHandler(CommandResult::success());
});
}
void Session::close(Function<void(CommandResult&&)>&& completionHandler)
{
m_toplevelBrowsingContext = std::nullopt;
m_currentBrowsingContext = std::nullopt;
m_currentParentBrowsingContext = std::nullopt;
getWindowHandles([this, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
// We shouldn't close the windows if we connected to an already running browser, leaving this decision
// to the client script. For example, the client script might want to keep the browser open for debugging
if (!m_host->isRemoteBrowser()) {
if (auto handle = firstWindowHandleInResult(*result.result())) {
closeAllToplevelBrowsingContexts(handle.value(), WTFMove(completionHandler));
return;
}
}
if (m_host->isConnected()) {
m_host->sendCommandToBackend("deleteSession"_s, nullptr, [completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) {
if (response.isError) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
completionHandler(CommandResult::success());
});
return;
}
completionHandler(CommandResult::success());
});
}
void Session::getTimeouts(Function<void(CommandResult&&)>&& completionHandler)
{
auto parameters = JSON::Object::create();
if (m_scriptTimeout == std::numeric_limits<double>::infinity())
parameters->setValue("script"_s, JSON::Value::null());
else
parameters->setDouble("script"_s, m_scriptTimeout);
parameters->setDouble("pageLoad"_s, m_pageLoadTimeout);
parameters->setDouble("implicit"_s, m_implicitWaitTimeout);
completionHandler(CommandResult::success(WTFMove(parameters)));
}
void Session::setTimeouts(const Timeouts& timeouts, Function<void(CommandResult&&)>&& completionHandler)
{
if (timeouts.script)
m_scriptTimeout = timeouts.script.value();
if (timeouts.pageLoad)
m_pageLoadTimeout = timeouts.pageLoad.value();
if (timeouts.implicit)
m_implicitWaitTimeout = timeouts.implicit.value();
completionHandler(CommandResult::success());
}
void Session::switchToTopLevelBrowsingContext(const String& toplevelBrowsingContext)
{
m_toplevelBrowsingContext = toplevelBrowsingContext;
m_currentBrowsingContext = String();
m_currentParentBrowsingContext = String();
}
void Session::switchToBrowsingContext(const String& browsingContext, Function<void(CommandResult&&)>&& completionHandler)
{
m_currentBrowsingContext = browsingContext;
if (browsingContext.isEmpty()) {
m_currentParentBrowsingContext = String();
completionHandler(CommandResult::success());
return;
}
auto parameters = JSON::Object::create();
parameters->setString("browsingContextHandle"_s, m_toplevelBrowsingContext.value());
parameters->setString("frameHandle"_s, m_currentBrowsingContext.value());
m_host->sendCommandToBackend("resolveParentFrameHandle"_s, WTFMove(parameters), [this, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) {
if (!response.isError && response.responseObject)
m_currentParentBrowsingContext = response.responseObject->getString("result"_s);
completionHandler(CommandResult::success());
});
}
std::optional<String> Session::pageLoadStrategyString() const
{
if (!capabilities().pageLoadStrategy)
return std::nullopt;
switch (capabilities().pageLoadStrategy.value()) {
case PageLoadStrategy::None:
return String("None"_s);
case PageLoadStrategy::Normal:
return String("Normal"_s);
case PageLoadStrategy::Eager:
return String("Eager"_s);
}
return std::nullopt;
}
void Session::createTopLevelBrowsingContext(Function<void(CommandResult&&)>&& completionHandler)
{
ASSERT(!m_toplevelBrowsingContext);
m_host->sendCommandToBackend("createBrowsingContext"_s, nullptr, [this, protectedThis = Ref { *this }, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) mutable {
if (response.isError || !response.responseObject) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
auto handle = response.responseObject->getString("handle"_s);
if (!handle) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
switchToTopLevelBrowsingContext(handle);
completionHandler(CommandResult::success());
});
}
void Session::handleUserPrompts(Function<void(CommandResult&&)>&& completionHandler)
{
auto parameters = JSON::Object::create();
parameters->setString("browsingContextHandle"_s, m_toplevelBrowsingContext.value());
m_host->sendCommandToBackend("isShowingJavaScriptDialog"_s, WTFMove(parameters), [this, protectedThis = Ref { *this }, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) mutable {
if (response.isError || !response.responseObject) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
auto isShowingJavaScriptDialog = response.responseObject->getBoolean("result"_s);
if (!isShowingJavaScriptDialog) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
if (!isShowingJavaScriptDialog.value()) {
completionHandler(CommandResult::success());
return;
}
handleUnexpectedAlertOpen(WTFMove(completionHandler));
});
}
void Session::handleUnexpectedAlertOpen(Function<void(CommandResult&&)>&& completionHandler)
{
switch (capabilities().unhandledPromptBehavior.value_or(UnhandledPromptBehavior::DismissAndNotify)) {
case UnhandledPromptBehavior::Dismiss:
dismissAlert(WTFMove(completionHandler));
break;
case UnhandledPromptBehavior::Accept:
acceptAlert(WTFMove(completionHandler));
break;
case UnhandledPromptBehavior::DismissAndNotify:
dismissAndNotifyAlert(WTFMove(completionHandler));
break;
case UnhandledPromptBehavior::AcceptAndNotify:
acceptAndNotifyAlert(WTFMove(completionHandler));
break;
case UnhandledPromptBehavior::Ignore:
reportUnexpectedAlertOpen(WTFMove(completionHandler));
break;
}
}
void Session::dismissAndNotifyAlert(Function<void(CommandResult&&)>&& completionHandler)
{
reportUnexpectedAlertOpen([this, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
dismissAlert([errorResult = WTFMove(result), completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
completionHandler(WTFMove(errorResult));
});
});
}
void Session::acceptAndNotifyAlert(Function<void(CommandResult&&)>&& completionHandler)
{
reportUnexpectedAlertOpen([this, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
acceptAlert([errorResult = WTFMove(result), completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
completionHandler(WTFMove(errorResult));
});
});
}
void Session::reportUnexpectedAlertOpen(Function<void(CommandResult&&)>&& completionHandler)
{
getAlertText([completionHandler = WTFMove(completionHandler)](CommandResult&& result) {
std::optional<String> alertText;
if (!result.isError()) {
auto valueString = result.result()->asString();
if (!!valueString)
alertText = valueString;
}
auto errorResult = CommandResult::fail(CommandResult::ErrorCode::UnexpectedAlertOpen);
if (alertText) {
auto additonalData = JSON::Object::create();
additonalData->setString("text"_s, alertText.value());
errorResult.setAdditionalErrorData(WTFMove(additonalData));
}
completionHandler(WTFMove(errorResult));
});
}
void Session::go(const String& url, Function<void(CommandResult&&)>&& completionHandler)
{
if (!m_toplevelBrowsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::NoSuchWindow));
return;
}
handleUserPrompts([this, protectedThis = Ref { *this }, url, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
auto parameters = JSON::Object::create();
parameters->setString("handle"_s, m_toplevelBrowsingContext.value());
parameters->setString("url"_s, url);
parameters->setDouble("pageLoadTimeout"_s, m_pageLoadTimeout);
if (auto pageLoadStrategy = pageLoadStrategyString())
parameters->setString("pageLoadStrategy"_s, pageLoadStrategy.value());
m_host->sendCommandToBackend("navigateBrowsingContext"_s, WTFMove(parameters), [this, protectedThis, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) mutable {
if (response.isError) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
switchToBrowsingContext({ }, WTFMove(completionHandler));
});
});
}
void Session::getCurrentURL(Function<void(CommandResult&&)>&& completionHandler)
{
if (!m_toplevelBrowsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::NoSuchWindow));
return;
}
handleUserPrompts([this, protectedThis = Ref { *this }, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
auto parameters = JSON::Object::create();
parameters->setString("handle"_s, m_toplevelBrowsingContext.value());
m_host->sendCommandToBackend("getBrowsingContext"_s, WTFMove(parameters), [protectedThis, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) {
if (response.isError || !response.responseObject) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
auto browsingContext = response.responseObject->getObject("context"_s);
if (!browsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
auto url = browsingContext->getString("url"_s);
if (!url) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
completionHandler(CommandResult::success(JSON::Value::create(url)));
});
});
}
void Session::back(Function<void(CommandResult&&)>&& completionHandler)
{
if (!m_toplevelBrowsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::NoSuchWindow));
return;
}
handleUserPrompts([this, protectedThis = Ref { *this }, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
auto parameters = JSON::Object::create();
parameters->setString("handle"_s, m_toplevelBrowsingContext.value());
parameters->setDouble("pageLoadTimeout"_s, m_pageLoadTimeout);
if (auto pageLoadStrategy = pageLoadStrategyString())
parameters->setString("pageLoadStrategy"_s, pageLoadStrategy.value());
m_host->sendCommandToBackend("goBackInBrowsingContext"_s, WTFMove(parameters), [this, protectedThis, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) mutable {
if (response.isError) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
switchToBrowsingContext({ }, WTFMove(completionHandler));
});
});
}
void Session::forward(Function<void(CommandResult&&)>&& completionHandler)
{
if (!m_toplevelBrowsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::NoSuchWindow));
return;
}
handleUserPrompts([this, protectedThis = Ref { *this }, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
auto parameters = JSON::Object::create();
parameters->setString("handle"_s, m_toplevelBrowsingContext.value());
parameters->setDouble("pageLoadTimeout"_s, m_pageLoadTimeout);
if (auto pageLoadStrategy = pageLoadStrategyString())
parameters->setString("pageLoadStrategy"_s, pageLoadStrategy.value());
m_host->sendCommandToBackend("goForwardInBrowsingContext"_s, WTFMove(parameters), [this, protectedThis, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) mutable {
if (response.isError) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
switchToBrowsingContext({ }, WTFMove(completionHandler));
});
});
}
void Session::refresh(Function<void(CommandResult&&)>&& completionHandler)
{
if (!m_toplevelBrowsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::NoSuchWindow));
return;
}
handleUserPrompts([this, protectedThis = Ref { *this }, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
auto parameters = JSON::Object::create();
parameters->setString("handle"_s, m_toplevelBrowsingContext.value());
parameters->setDouble("pageLoadTimeout"_s, m_pageLoadTimeout);
if (auto pageLoadStrategy = pageLoadStrategyString())
parameters->setString("pageLoadStrategy"_s, pageLoadStrategy.value());
m_host->sendCommandToBackend("reloadBrowsingContext"_s, WTFMove(parameters), [this, protectedThis, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) mutable {
if (response.isError) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
switchToBrowsingContext({ }, WTFMove(completionHandler));
});
});
}
void Session::getTitle(Function<void(CommandResult&&)>&& completionHandler)
{
if (!m_toplevelBrowsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::NoSuchWindow));
return;
}
handleUserPrompts([this, protectedThis = Ref { *this }, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
auto parameters = JSON::Object::create();
parameters->setString("browsingContextHandle"_s, m_toplevelBrowsingContext.value());
parameters->setString("function"_s, "function() { return document.title; }"_s);
parameters->setArray("arguments"_s, JSON::Array::create());
m_host->sendCommandToBackend("evaluateJavaScriptFunction"_s, WTFMove(parameters), [protectedThis, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) {
if (response.isError || !response.responseObject) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
auto valueString = response.responseObject->getString("result"_s);
if (!valueString) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
auto resultValue = JSON::Value::parseJSON(valueString);
if (!resultValue) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
completionHandler(CommandResult::success(WTFMove(resultValue)));
});
});
}
void Session::getWindowHandle(Function<void(CommandResult&&)>&& completionHandler)
{
if (!m_toplevelBrowsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::NoSuchWindow));
return;
}
auto parameters = JSON::Object::create();
parameters->setString("handle"_s, m_toplevelBrowsingContext.value());
m_host->sendCommandToBackend("getBrowsingContext"_s, WTFMove(parameters), [protectedThis = Ref { *this }, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) {
if (response.isError || !response.responseObject) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
auto browsingContext = response.responseObject->getObject("context"_s);
if (!browsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
auto handle = browsingContext->getString("handle"_s);
if (!handle) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
completionHandler(CommandResult::success(JSON::Value::create(handle)));
});
}
void Session::closeTopLevelBrowsingContext(const String& toplevelBrowsingContext, Function<void(CommandResult&&)>&& completionHandler)
{
auto parameters = JSON::Object::create();
parameters->setString("handle"_s, toplevelBrowsingContext);
m_host->sendCommandToBackend("closeBrowsingContext"_s, WTFMove(parameters), [this, protectedThis = Ref { *this }, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) mutable {
if (!m_host->isConnected()) {
// Closing the browsing context made the browser quit.
completionHandler(CommandResult::success(JSON::Array::create()));
return;
}
if (response.isError) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
getWindowHandles([this, completionHandler = WTFMove(completionHandler)](CommandResult&& result) {
if (!m_host->isConnected()) {
// Closing the browsing context made the browser quit.
completionHandler(CommandResult::success(JSON::Array::create()));
return;
}
completionHandler(WTFMove(result));
});
});
}
void Session::closeWindow(Function<void(CommandResult&&)>&& completionHandler)
{
if (!m_toplevelBrowsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::NoSuchWindow));
return;
}
handleUserPrompts([this, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
auto toplevelBrowsingContext = std::exchange(m_toplevelBrowsingContext, std::nullopt);
m_currentBrowsingContext = std::nullopt;
m_currentParentBrowsingContext = std::nullopt;
closeTopLevelBrowsingContext(toplevelBrowsingContext.value(), WTFMove(completionHandler));
});
}
void Session::switchToBrowsingContext(const String& toplevelBrowsingContext, const String& browsingContext, Function<void(CommandResult&&)>&& completionHandler)
{
auto parameters = JSON::Object::create();
parameters->setString("browsingContextHandle"_s, toplevelBrowsingContext);
parameters->setString("frameHandle"_s, browsingContext);
m_host->sendCommandToBackend("switchToBrowsingContext"_s, WTFMove(parameters), [completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) {
if (response.isError) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
completionHandler(CommandResult::success());
});
}
void Session::switchToWindow(const String& windowHandle, Function<void(CommandResult&&)>&& completionHandler)
{
switchToBrowsingContext(windowHandle, { }, [this, protectedThis = Ref { *this }, windowHandle, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
switchToTopLevelBrowsingContext(windowHandle);
completionHandler(CommandResult::success());
});
}
void Session::getWindowHandles(Function<void(CommandResult&&)>&& completionHandler)
{
m_host->sendCommandToBackend("getBrowsingContexts"_s, JSON::Object::create(), [protectedThis = Ref { *this }, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) {
if (response.isError || !response.responseObject) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
auto browsingContextArray = response.responseObject->getArray("contexts"_s);
if (!browsingContextArray) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
auto windowHandles = JSON::Array::create();
for (unsigned i = 0; i < browsingContextArray->length(); ++i) {
auto browsingContext = browsingContextArray->get(i)->asObject();
if (!browsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
auto handle = browsingContext->getString("handle"_s);
if (!handle) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
windowHandles->pushString(handle);
}
completionHandler(CommandResult::success(WTFMove(windowHandles)));
});
}
void Session::newWindow(std::optional<String> typeHint, Function<void(CommandResult&&)>&& completionHandler)
{
if (!m_toplevelBrowsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::NoSuchWindow));
return;
}
handleUserPrompts([this, protectedThis = Ref { *this }, typeHint, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
RefPtr<JSON::Object> parameters;
if (typeHint) {
parameters = JSON::Object::create();
parameters->setString("presentationHint"_s, typeHint.value() == "window"_s ? "Window"_s : "Tab"_s);
}
m_host->sendCommandToBackend("createBrowsingContext"_s, WTFMove(parameters), [protectedThis, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) {
if (response.isError || !response.responseObject) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
auto handle = response.responseObject->getString("handle"_s);
if (!handle) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
auto presentation = response.responseObject->getString("presentation"_s);
if (!presentation) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
auto result = JSON::Object::create();
result->setString("handle"_s, handle);
result->setString("type"_s, presentation == "Window"_s ? "window"_s : "tab"_s);
completionHandler(CommandResult::success(WTFMove(result)));
});
});
}
void Session::switchToFrame(RefPtr<JSON::Value>&& frameID, Function<void(CommandResult&&)>&& completionHandler)
{
if (frameID->isNull()) {
if (!m_toplevelBrowsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::NoSuchWindow));
return;
}
switchToBrowsingContext({ }, WTFMove(completionHandler));
return;
}
if (!m_currentBrowsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::NoSuchWindow));
return;
}
handleUserPrompts([this, protectedThis = Ref { *this }, frameID = WTFMove(frameID), completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
auto parameters = JSON::Object::create();
parameters->setString("browsingContextHandle"_s, m_toplevelBrowsingContext.value());
if (m_currentBrowsingContext)
parameters->setString("frameHandle"_s, m_currentBrowsingContext.value());
if (auto frameIndex = frameID->asInteger()) {
if (*frameIndex < 0 || *frameIndex > std::numeric_limits<unsigned short>::max()) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::InvalidArgument));
return;
}
parameters->setInteger("ordinal"_s, *frameIndex);
} else {
String frameElementID = extractElementID(*frameID);
ASSERT(!frameElementID.isEmpty());
parameters->setString("nodeHandle"_s, frameElementID);
}
m_host->sendCommandToBackend("resolveChildFrameHandle"_s, WTFMove(parameters), [this, protectedThis, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) mutable {
if (response.isError || !response.responseObject) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
auto frameHandle = response.responseObject->getString("result"_s);
if (!frameHandle) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
switchToBrowsingContext(m_toplevelBrowsingContext.value(), frameHandle, [this, protectedThis, frameHandle, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
switchToBrowsingContext(frameHandle, WTFMove(completionHandler));
});
});
});
}
void Session::switchToParentFrame(Function<void(CommandResult&&)>&& completionHandler)
{
if (!m_currentParentBrowsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::NoSuchWindow));
return;
}
handleUserPrompts([this, protectedThis = Ref { *this }, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
switchToBrowsingContext(m_toplevelBrowsingContext.value(), m_currentParentBrowsingContext.value(), [this, protectedThis, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
if (result.errorCode() == CommandResult::ErrorCode::NoSuchFrame)
completionHandler(CommandResult::fail(CommandResult::ErrorCode::NoSuchWindow));
else
completionHandler(WTFMove(result));
return;
}
switchToBrowsingContext(m_currentParentBrowsingContext.value(), WTFMove(completionHandler));
});
});
}
void Session::getToplevelBrowsingContextRect(Function<void(CommandResult&&)>&& completionHandler)
{
auto parameters = JSON::Object::create();
parameters->setString("handle"_s, m_toplevelBrowsingContext.value());
m_host->sendCommandToBackend("getBrowsingContext"_s, WTFMove(parameters), [protectedThis = Ref { *this }, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) {
if (response.isError || !response.responseObject) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
auto browsingContext = response.responseObject->getObject("context"_s);
if (!browsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
auto windowOrigin = browsingContext->getObject("windowOrigin"_s);
if (!windowOrigin) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
auto x = windowOrigin->getDouble("x"_s);
if (!x) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
auto y = windowOrigin->getDouble("y"_s);
if (!y) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
auto windowSize = browsingContext->getObject("windowSize"_s);
if (!windowSize) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
auto width = windowSize->getDouble("width"_s);
if (!width) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
auto height = windowSize->getDouble("height"_s);
if (!height) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
auto windowRect = JSON::Object::create();
windowRect->setDouble("x"_s, *x);
windowRect->setDouble("y"_s, *y);
windowRect->setDouble("width"_s, *width);
windowRect->setDouble("height"_s, *height);
completionHandler(CommandResult::success(WTFMove(windowRect)));
});
}
void Session::getWindowRect(Function<void(CommandResult&&)>&& completionHandler)
{
if (!m_toplevelBrowsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::NoSuchWindow));
return;
}
handleUserPrompts([this, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
getToplevelBrowsingContextRect(WTFMove(completionHandler));
});
}
void Session::setWindowRect(std::optional<double> x, std::optional<double> y, std::optional<double> width, std::optional<double> height, Function<void(CommandResult&&)>&& completionHandler)
{
if (!m_toplevelBrowsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::NoSuchWindow));
return;
}
handleUserPrompts([this, protectedThis = Ref { *this }, x, y, width, height, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
auto parameters = JSON::Object::create();
parameters->setString("handle"_s, m_toplevelBrowsingContext.value());
if (x && y) {
auto windowOrigin = JSON::Object::create();
windowOrigin->setDouble("x"_s, x.value());
windowOrigin->setDouble("y"_s, y.value());
parameters->setObject("origin"_s, WTFMove(windowOrigin));
}
if (width && height) {
auto windowSize = JSON::Object::create();
windowSize->setDouble("width"_s, width.value());
windowSize->setDouble("height"_s, height.value());
parameters->setObject("size"_s, WTFMove(windowSize));
}
m_host->sendCommandToBackend("setWindowFrameOfBrowsingContext"_s, WTFMove(parameters), [this, protectedThis, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) mutable {
if (response.isError) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
getToplevelBrowsingContextRect(WTFMove(completionHandler));
});
});
}
void Session::maximizeWindow(Function<void(CommandResult&&)>&& completionHandler)
{
if (!m_toplevelBrowsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::NoSuchWindow));
return;
}
handleUserPrompts([this, protectedThis = Ref { *this }, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
auto parameters = JSON::Object::create();
parameters->setString("handle"_s, m_toplevelBrowsingContext.value());
m_host->sendCommandToBackend("maximizeWindowOfBrowsingContext"_s, WTFMove(parameters), [this, protectedThis, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) mutable {
if (response.isError) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
getToplevelBrowsingContextRect(WTFMove(completionHandler));
});
});
}
void Session::minimizeWindow(Function<void(CommandResult&&)>&& completionHandler)
{
if (!m_toplevelBrowsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::NoSuchWindow));
return;
}
handleUserPrompts([this, protectedThis = Ref { *this }, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
auto parameters = JSON::Object::create();
parameters->setString("handle"_s, m_toplevelBrowsingContext.value());
m_host->sendCommandToBackend("hideWindowOfBrowsingContext"_s, WTFMove(parameters), [this, protectedThis, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) mutable {
if (response.isError) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
getToplevelBrowsingContextRect(WTFMove(completionHandler));
});
});
}
void Session::fullscreenWindow(Function<void(CommandResult&&)>&& completionHandler)
{
if (!m_toplevelBrowsingContext) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::NoSuchWindow));
return;
}
handleUserPrompts([this, protectedThis = Ref { *this }, completionHandler = WTFMove(completionHandler)](CommandResult&& result) mutable {
if (result.isError()) {
completionHandler(WTFMove(result));
return;
}
auto parameters = JSON::Object::create();
parameters->setString("browsingContextHandle"_s, m_toplevelBrowsingContext.value());
parameters->setString("function"_s, StringImpl::createWithoutCopying(EnterFullscreenJavaScript));
parameters->setArray("arguments"_s, JSON::Array::create());
parameters->setBoolean("expectsImplicitCallbackArgument"_s, true);
m_host->sendCommandToBackend("evaluateJavaScriptFunction"_s, WTFMove(parameters), [this, protectedThis, completionHandler = WTFMove(completionHandler)](SessionHost::CommandResponse&& response) mutable {
if (response.isError || !response.responseObject) {
completionHandler(CommandResult::fail(WTFMove(response.responseObject)));
return;
}
auto valueString = response.responseObject->getString("result"_s);
if (!valueString) {
completionHandler(CommandResult::fail(CommandResult::ErrorCode::UnknownError));
return;
}
auto resultValue = JSON::Value::parseJSON(valueString);