refactor: rename the atom directory to shell
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Samuel Attard
Samuel Attard
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4575a4aae3
commit
d7f07e8a80
631 changed files with 0 additions and 0 deletions
248
shell/renderer/atom_renderer_client.cc
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248
shell/renderer/atom_renderer_client.cc
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// Copyright (c) 2013 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include "atom/renderer/atom_renderer_client.h"
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#include <string>
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#include <vector>
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#include "atom/common/api/electron_bindings.h"
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#include "atom/common/api/event_emitter_caller.h"
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#include "atom/common/asar/asar_util.h"
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#include "atom/common/node_bindings.h"
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#include "atom/common/node_includes.h"
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#include "atom/common/options_switches.h"
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#include "atom/renderer/atom_render_frame_observer.h"
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#include "atom/renderer/web_worker_observer.h"
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#include "base/command_line.h"
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#include "content/public/renderer/render_frame.h"
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#include "native_mate/dictionary.h"
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#include "third_party/blink/public/web/web_document.h"
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#include "third_party/blink/public/web/web_local_frame.h"
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#include "third_party/electron_node/src/node_native_module.h"
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namespace atom {
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namespace {
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bool IsDevToolsExtension(content::RenderFrame* render_frame) {
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return static_cast<GURL>(render_frame->GetWebFrame()->GetDocument().Url())
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.SchemeIs("chrome-extension");
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}
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} // namespace
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AtomRendererClient::AtomRendererClient()
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: node_bindings_(
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NodeBindings::Create(NodeBindings::BrowserEnvironment::RENDERER)),
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electron_bindings_(new ElectronBindings(uv_default_loop())) {}
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AtomRendererClient::~AtomRendererClient() {
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asar::ClearArchives();
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}
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void AtomRendererClient::RenderFrameCreated(
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content::RenderFrame* render_frame) {
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new AtomRenderFrameObserver(render_frame, this);
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RendererClientBase::RenderFrameCreated(render_frame);
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}
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void AtomRendererClient::RunScriptsAtDocumentStart(
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content::RenderFrame* render_frame) {
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// Inform the document start pharse.
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v8::HandleScope handle_scope(v8::Isolate::GetCurrent());
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node::Environment* env = GetEnvironment(render_frame);
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if (env)
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mate::EmitEvent(env->isolate(), env->process_object(), "document-start");
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}
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void AtomRendererClient::RunScriptsAtDocumentEnd(
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content::RenderFrame* render_frame) {
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// Inform the document end pharse.
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v8::HandleScope handle_scope(v8::Isolate::GetCurrent());
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node::Environment* env = GetEnvironment(render_frame);
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if (env)
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mate::EmitEvent(env->isolate(), env->process_object(), "document-end");
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}
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void AtomRendererClient::DidCreateScriptContext(
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v8::Handle<v8::Context> context,
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content::RenderFrame* render_frame) {
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RendererClientBase::DidCreateScriptContext(context, render_frame);
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// TODO(zcbenz): Do not create Node environment if node integration is not
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// enabled.
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// Do not load node if we're aren't a main frame or a devtools extension
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// unless node support has been explicitly enabled for sub frames
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bool is_main_frame =
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render_frame->IsMainFrame() && !render_frame->GetWebFrame()->Opener();
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bool is_devtools = IsDevToolsExtension(render_frame);
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bool allow_node_in_subframes =
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base::CommandLine::ForCurrentProcess()->HasSwitch(
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switches::kNodeIntegrationInSubFrames);
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bool should_load_node =
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is_main_frame || is_devtools || allow_node_in_subframes;
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if (!should_load_node) {
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return;
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}
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injected_frames_.insert(render_frame);
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// If this is the first environment we are creating, prepare the node
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// bindings.
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if (!node_integration_initialized_) {
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node_integration_initialized_ = true;
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node_bindings_->Initialize();
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node_bindings_->PrepareMessageLoop();
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}
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// Setup node tracing controller.
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if (!node::tracing::TraceEventHelper::GetAgent())
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node::tracing::TraceEventHelper::SetAgent(node::CreateAgent());
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// Setup node environment for each window.
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node::Environment* env = node_bindings_->CreateEnvironment(context);
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auto* command_line = base::CommandLine::ForCurrentProcess();
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// If we have disabled the site instance overrides we should prevent loading
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// any non-context aware native module
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if (command_line->HasSwitch(switches::kDisableElectronSiteInstanceOverrides))
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env->ForceOnlyContextAwareNativeModules();
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env->WarnNonContextAwareNativeModules();
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environments_.insert(env);
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// Add Electron extended APIs.
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electron_bindings_->BindTo(env->isolate(), env->process_object());
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AddRenderBindings(env->isolate(), env->process_object());
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mate::Dictionary process_dict(env->isolate(), env->process_object());
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process_dict.SetReadOnly("isMainFrame", render_frame->IsMainFrame());
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// Load everything.
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node_bindings_->LoadEnvironment(env);
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if (node_bindings_->uv_env() == nullptr) {
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// Make uv loop being wrapped by window context.
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node_bindings_->set_uv_env(env);
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// Give the node loop a run to make sure everything is ready.
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node_bindings_->RunMessageLoop();
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}
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}
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void AtomRendererClient::WillReleaseScriptContext(
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v8::Handle<v8::Context> context,
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content::RenderFrame* render_frame) {
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if (injected_frames_.find(render_frame) == injected_frames_.end())
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return;
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injected_frames_.erase(render_frame);
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node::Environment* env = node::Environment::GetCurrent(context);
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if (environments_.find(env) == environments_.end())
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return;
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environments_.erase(env);
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mate::EmitEvent(env->isolate(), env->process_object(), "exit");
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// The main frame may be replaced.
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if (env == node_bindings_->uv_env())
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node_bindings_->set_uv_env(nullptr);
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// Destroy the node environment. We only do this if node support has been
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// enabled for sub-frames to avoid a change-of-behavior / introduce crashes
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// for existing users.
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// We also do this if we have disable electron site instance overrides to
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// avoid memory leaks
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auto* command_line = base::CommandLine::ForCurrentProcess();
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if (command_line->HasSwitch(switches::kNodeIntegrationInSubFrames) ||
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command_line->HasSwitch(switches::kDisableElectronSiteInstanceOverrides))
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node::FreeEnvironment(env);
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// ElectronBindings is tracking node environments.
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electron_bindings_->EnvironmentDestroyed(env);
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}
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bool AtomRendererClient::ShouldFork(blink::WebLocalFrame* frame,
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const GURL& url,
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const std::string& http_method,
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bool is_initial_navigation,
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bool is_server_redirect) {
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// Handle all the navigations and reloads in browser.
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// FIXME We only support GET here because http method will be ignored when
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// the OpenURLFromTab is triggered, which means form posting would not work,
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// we should solve this by patching Chromium in future.
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return http_method == "GET";
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}
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void AtomRendererClient::DidInitializeWorkerContextOnWorkerThread(
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v8::Local<v8::Context> context) {
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if (base::CommandLine::ForCurrentProcess()->HasSwitch(
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switches::kNodeIntegrationInWorker)) {
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WebWorkerObserver::GetCurrent()->ContextCreated(context);
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}
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}
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void AtomRendererClient::WillDestroyWorkerContextOnWorkerThread(
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v8::Local<v8::Context> context) {
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if (base::CommandLine::ForCurrentProcess()->HasSwitch(
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switches::kNodeIntegrationInWorker)) {
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WebWorkerObserver::GetCurrent()->ContextWillDestroy(context);
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}
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}
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void AtomRendererClient::SetupMainWorldOverrides(
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v8::Handle<v8::Context> context,
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content::RenderFrame* render_frame) {
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// Setup window overrides in the main world context
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// Wrap the bundle into a function that receives the isolatedWorld as
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// an argument.
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auto* isolate = context->GetIsolate();
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std::vector<v8::Local<v8::String>> isolated_bundle_params = {
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node::FIXED_ONE_BYTE_STRING(isolate, "nodeProcess"),
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node::FIXED_ONE_BYTE_STRING(isolate, "isolatedWorld")};
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std::vector<v8::Local<v8::Value>> isolated_bundle_args = {
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GetEnvironment(render_frame)->process_object(),
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GetContext(render_frame->GetWebFrame(), isolate)->Global()};
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node::per_process::native_module_loader.CompileAndCall(
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context, "electron/js2c/isolated_bundle", &isolated_bundle_params,
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&isolated_bundle_args, nullptr);
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}
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void AtomRendererClient::SetupExtensionWorldOverrides(
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v8::Handle<v8::Context> context,
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content::RenderFrame* render_frame,
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int world_id) {
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auto* isolate = context->GetIsolate();
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std::vector<v8::Local<v8::String>> isolated_bundle_params = {
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node::FIXED_ONE_BYTE_STRING(isolate, "nodeProcess"),
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node::FIXED_ONE_BYTE_STRING(isolate, "isolatedWorld"),
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node::FIXED_ONE_BYTE_STRING(isolate, "worldId")};
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std::vector<v8::Local<v8::Value>> isolated_bundle_args = {
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GetEnvironment(render_frame)->process_object(),
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GetContext(render_frame->GetWebFrame(), isolate)->Global(),
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v8::Integer::New(isolate, world_id)};
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node::per_process::native_module_loader.CompileAndCall(
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context, "electron/js2c/content_script_bundle", &isolated_bundle_params,
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&isolated_bundle_args, nullptr);
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}
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node::Environment* AtomRendererClient::GetEnvironment(
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content::RenderFrame* render_frame) const {
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if (injected_frames_.find(render_frame) == injected_frames_.end())
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return nullptr;
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v8::HandleScope handle_scope(v8::Isolate::GetCurrent());
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auto context =
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GetContext(render_frame->GetWebFrame(), v8::Isolate::GetCurrent());
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node::Environment* env = node::Environment::GetCurrent(context);
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if (environments_.find(env) == environments_.end())
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return nullptr;
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return env;
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}
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} // namespace atom
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