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nw_content.cc
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#include "extensions/browser/app_window/app_window.h"
#include "nw_content.h"
#include "nw_base.h"
#include "base/files/file_enumerator.h"
#include "base/command_line.h"
#include "base/files/file_util.h"
#include "base/json/json_reader.h"
#include "base/json/json_writer.h"
#include "base/native_library.h"
#include "base/path_service.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/string_util.h"
#include "base/strings/utf_string_conversions.h"
#include "base/threading/thread_restrictions.h"
#if defined(OS_WIN)
#include "base/win/scoped_gdi_object.h"
#include "ui/gfx/icon_util.h"
#endif
#include "chrome/browser/browser_process.h"
#include "chrome/browser/devtools/devtools_window.h"
#include "chrome/browser/io_thread.h"
#include "chrome/browser/lifetime/application_lifetime.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "chrome/common/chrome_paths.h"
#include "chrome/browser/lifetime/keep_alive_registry.h"
#include "chrome/browser/lifetime/keep_alive_types.h"
#include "components/crx_file/id_util.h"
#include "components/content_settings/core/browser/content_settings_utils.h"
#include "content/browser/dom_storage/dom_storage_area.h"
#include "content/common/dom_storage/dom_storage_map.h"
#include "content/nw/src/common/shell_switches.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/child_process_security_policy.h"
#include "content/public/browser/notification_service.h"
#include "content/public/browser/notification_types.h"
#include "content/public/browser/plugin_service.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/web_contents.h"
#include "content/public/child/v8_value_converter.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/result_codes.h"
#include "content/public/common/user_agent.h"
#include "content/public/renderer/render_view.h"
#include "content/nw/src/nw_content_verifier_delegate.h"
#include "content/nw/src/api/menu/menu.h"
#include "content/nw/src/api/object_manager.h"
#include "content/nw/src/policy_cert_verifier.h"
#include "extensions/browser/guest_view/web_view/web_view_renderer_state.h"
#include "extensions/browser/guest_view/web_view/web_view_guest.h"
#include "extensions/browser/event_router.h"
#include "extensions/browser/extension_prefs.h"
#include "extensions/browser/extension_registry.h"
#include "extensions/renderer/dispatcher.h"
#include "extensions/renderer/renderer_extension_registry.h"
#include "extensions/renderer/script_context.h"
#include "extensions/common/extension.h"
#include "extensions/common/feature_switch.h"
#include "extensions/common/features/feature.h"
#include "extensions/common/manifest.h"
#include "extensions/common/manifest_constants.h"
#include "extensions/common/manifest_handlers/webview_info.h"
#include "extensions/grit/extensions_renderer_resources.h"
#include "net/cert/x509_certificate.h"
#include "sql/connection.h"
#include "sql/meta_table.h"
#include "sql/transaction.h"
#include "storage/common/database/database_identifier.h"
#include "third_party/WebKit/public/web/WebDocument.h"
#include "third_party/WebKit/public/web/WebFrame.h"
#include "third_party/WebKit/public/web/WebLocalFrame.h"
#include "third_party/WebKit/public/web/WebSecurityPolicy.h"
#include "third_party/WebKit/public/web/WebView.h"
#include "third_party/WebKit/public/web/WebDocument.h"
#include "third_party/WebKit/public/web/WebLocalFrame.h"
#include "third_party/WebKit/public/web/WebScriptSource.h"
#include "third_party/WebKit/public/web/WebPluginScriptForbiddenScope.h"
#include "chrome/common/chrome_constants.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/base/ui_base_types.h"
#include "ui/gfx/image/image.h"
#include "ui/gfx/image/image_skia_rep.h"
#include "ui/gfx/codec/png_codec.h"
// NEED TO STAY SYNC WITH NODE
#ifndef NODE_CONTEXT_EMBEDDER_DATA_INDEX
#define NODE_CONTEXT_EMBEDDER_DATA_INDEX 32
#endif
#include "third_party/node/src/node_webkit.h"
#include "nw/id/commit.h"
#include "content/nw/src/nw_version.h"
//#undef LOG
#undef ASSERT
//#undef FROM_HERE
#if defined(OS_WIN)
#define _USE_MATH_DEFINES
#include <math.h>
#endif
//#include "third_party/WebKit/Source/config.h"
#include "third_party/WebKit/Source/core/frame/Frame.h"
#include "third_party/WebKit/Source/web/WebLocalFrameImpl.h"
#include "third_party/WebKit/Source/platform/ScriptForbiddenScope.h"
#include "V8HTMLElement.h"
#include "content/renderer/render_view_impl.h"
#include "base/logging.h"
#include "third_party/node/src/node_webkit.h"
using content::RenderView;
using content::RenderViewImpl;
using content::DevToolsAgentHost;
using content::RenderFrameHost;
using content::RenderProcessHost;
using content::WebContents;
using extensions::ScriptContext;
using extensions::Extension;
using extensions::EventRouter;
using extensions::Manifest;
using extensions::Feature;
using extensions::ExtensionPrefs;
using extensions::ExtensionRegistry;
using extensions::RendererExtensionRegistry;
using extensions::Dispatcher;
using extensions::ContentVerifierDelegate;
using extensions::NWContentVerifierDelegate;
using extensions::WebviewInfo;
using extensions::WebViewGuest;
using blink::WebScriptSource;
namespace manifest_keys = extensions::manifest_keys;
CallTickCallbackFn g_call_tick_callback_fn = nullptr;
SetupNWNodeFn g_setup_nwnode_fn = nullptr;
IsNodeInitializedFn g_is_node_initialized_fn = nullptr;
SetNWTickCallbackFn g_set_nw_tick_callback_fn = nullptr;
StartNWInstanceFn g_start_nw_instance_fn = nullptr;
GetNodeContextFn g_get_node_context_fn = nullptr;
SetNodeContextFn g_set_node_context_fn = nullptr;
GetNodeEnvFn g_get_node_env_fn = nullptr;
GetCurrentEnvironmentFn g_get_current_env_fn = nullptr;
EmitExitFn g_emit_exit_fn = nullptr;
RunAtExitFn g_run_at_exit_fn = nullptr;
extern VoidHookFn g_msg_pump_ctor_fn;
extern VoidHookFn g_msg_pump_dtor_fn;
extern VoidHookFn g_msg_pump_sched_work_fn, g_msg_pump_nest_leave_fn, g_msg_pump_need_work_fn;
extern VoidHookFn g_msg_pump_did_work_fn, g_msg_pump_pre_loop_fn, g_msg_pump_nest_enter_fn;
extern VoidIntHookFn g_msg_pump_delay_work_fn;
extern VoidHookFn g_msg_pump_clean_ctx_fn;
extern GetPointerFn g_uv_default_loop_fn;
extern NodeStartFn g_node_start_fn;
extern UVRunFn g_uv_run_fn;
extern SetUVRunFn g_set_uv_run_fn;
extern CallTickCallbackFn g_call_tick_callback_fn;
extern SetupNWNodeFn g_setup_nwnode_fn;
extern IsNodeInitializedFn g_is_node_initialized_fn;
extern SetNWTickCallbackFn g_set_nw_tick_callback_fn;
extern StartNWInstanceFn g_start_nw_instance_fn;
extern GetNodeContextFn g_get_node_context_fn;
extern SetNodeContextFn g_set_node_context_fn;
extern GetNodeEnvFn g_get_node_env_fn;
extern GetCurrentEnvironmentFn g_get_current_env_fn;
extern EmitExitFn g_emit_exit_fn;
extern RunAtExitFn g_run_at_exit_fn;
extern VoidHookFn g_promise_reject_callback_fn;
#if defined(OS_MACOSX)
#include "base/mac/bundle_locations.h"
extern VoidHookFn g_msg_pump_dtor_osx_fn, g_uv_sem_post_fn, g_uv_sem_wait_fn;
extern VoidPtr4Fn g_msg_pump_ctor_osx_fn;
extern IntVoidFn g_nw_uvrun_nowait_fn, g_uv_runloop_once_fn;
extern IntVoidFn g_uv_backend_timeout_fn;
extern IntVoidFn g_uv_backend_fd_fn;
#endif
namespace nw {
namespace {
extensions::Dispatcher* g_dispatcher = NULL;
bool g_reloading_app = false;
bool g_pinning_renderer = true;
int g_cdt_process_id = -1;
std::string g_extension_id;
bool g_skip_render_widget_hidden = false;
gfx::Image g_app_icon;
#if defined(OS_WIN)
base::win::ScopedHICON g_window_hicon;
base::win::ScopedHICON g_app_hicon;
#endif
static inline v8::Local<v8::String> v8_str(const char* x) {
v8::Isolate* isolate = v8::Isolate::GetCurrent();
return v8::String::NewFromUtf8(isolate, x);
}
v8::Handle<v8::Value> CallNWTickCallback(void* env, const v8::Handle<v8::Value> ret) {
v8::MicrotasksScope microtasks(v8::Isolate::GetCurrent(), v8::MicrotasksScope::kDoNotRunMicrotasks);
g_call_tick_callback_fn(env);
return Undefined(v8::Isolate::GetCurrent());
}
v8::Handle<v8::Value> CreateNW(ScriptContext* context,
v8::Handle<v8::Object> node_global,
v8::Handle<v8::Context> node_context) {
v8::Handle<v8::String> nw_string(
v8::String::NewFromUtf8(context->isolate(), "nw"));
v8::Handle<v8::Object> global(context->v8_context()->Global());
v8::Handle<v8::Value> nw(global->Get(nw_string));
if (nw->IsUndefined()) {
nw = v8::Object::New(context->isolate());;
//node_context->Enter();
global->Set(nw_string, nw);
//node_context->Exit();
}
return nw;
}
// Returns |value| cast to an object if possible, else an empty handle.
v8::Handle<v8::Object> AsObjectOrEmpty(v8::Handle<v8::Value> value) {
return value->IsObject() ? value.As<v8::Object>() : v8::Handle<v8::Object>();
}
} //namespace
bool GetPackageImage(nw::Package* package,
const FilePath& icon_path,
gfx::Image* image) {
FilePath path = package->ConvertToAbsoutePath(icon_path);
// Read the file from disk.
std::string file_contents;
if (path.empty() || !base::ReadFileToString(path, &file_contents))
return false;
// Decode the bitmap using WebKit's image decoder.
const unsigned char* data =
reinterpret_cast<const unsigned char*>(file_contents.data());
std::unique_ptr<SkBitmap> decoded(new SkBitmap());
// Note: This class only decodes bitmaps from extension resources. Chrome
// doesn't (for security reasons) directly load extension resources provided
// by the extension author, but instead decodes them in a separate
// locked-down utility process. Only if the decoding succeeds is the image
// saved from memory to disk and subsequently used in the Chrome UI.
// Chrome is therefore decoding bitmaps here that were generated by Chrome.
gfx::PNGCodec::Decode(data, file_contents.length(), decoded.get());
if (decoded->empty())
return false; // Unable to decode.
*image = gfx::Image::CreateFrom1xBitmap(*decoded);
return true;
}
void SetTrustAnchors(IOThread* io_thread, const net::CertificateList& trust_anchors) {
PolicyCertVerifier* verifier =
(PolicyCertVerifier*)io_thread->globals()->cert_verifier.get();
verifier->SetTrustAnchors(trust_anchors);
}
void MainPartsPreMainMessageLoopRunHook() {
nw::Package* package = nw::package();
const base::ListValue *additional_trust_anchors = NULL;
if (package->root()->GetList("additional_trust_anchors", &additional_trust_anchors)) {
net::CertificateList trust_anchors;
for (size_t i = 0; i<additional_trust_anchors->GetSize(); i++) {
std::string certificate_string;
if (!additional_trust_anchors->GetString(i, &certificate_string)) {
// LOG(WARNING)
// << "Could not get string from entry " << i;
continue;
}
net::CertificateList loaded =
net::X509Certificate::CreateCertificateListFromBytes(
certificate_string.c_str(), certificate_string.size(),
net::X509Certificate::FORMAT_AUTO);
if (loaded.empty() && !certificate_string.empty()) {
// LOG(WARNING)
// << "Could not load certificate from entry " << i;
continue;
}
trust_anchors.insert(trust_anchors.end(), loaded.begin(), loaded.end());
}
if (!trust_anchors.empty()) {
// LOG(INFO)
// << "Added " << trust_anchors.size() << " certificates to trust anchors.";
content::BrowserThread::PostTask(
content::BrowserThread::IO,
FROM_HERE,
base::Bind(SetTrustAnchors, g_browser_process->io_thread(), trust_anchors));
}
}
}
int MainPartsPreCreateThreadsHook() {
base::ThreadRestrictions::ScopedAllowIO allow_io;
base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
nw::Package* package = InitNWPackage();
if (package && !package->path().empty()) {
base::FilePath path = package->path().NormalizePathSeparators();
command_line->AppendSwitchPath("nwapp", path);
int dom_storage_quota_mb;
if (package->root()->GetInteger("dom_storage_quota", &dom_storage_quota_mb)) {
content::DOMStorageMap::SetQuotaOverride(dom_storage_quota_mb * 1024 * 1024);
}
base::FilePath user_data_dir;
std::string name, domain;
package->root()->GetString("name", &name);
package->root()->GetString("domain", &domain);
if (!name.empty() && PathService::Get(chrome::DIR_USER_DATA, &user_data_dir)) {
#if defined(OS_WIN)
base::FilePath old_dom_storage_dir = user_data_dir.DirName()
.Append(FILE_PATH_LITERAL("Local Storage"));
#else
base::FilePath old_dom_storage_dir = user_data_dir
.Append(FILE_PATH_LITERAL("Local Storage"));
#endif
base::FileEnumerator enum0(old_dom_storage_dir, false, base::FileEnumerator::FILES, FILE_PATH_LITERAL("*_0.localstorage"));
base::FilePath old_dom_storage = enum0.Next();
if (!old_dom_storage.empty()) {
std::string id = domain.empty() ? crx_file::id_util::GenerateId(name) : domain;
GURL origin("chrome-extension://" + id + "/");
base::FilePath new_storage_dir = user_data_dir.Append(FILE_PATH_LITERAL("Default"))
.Append(FILE_PATH_LITERAL("Local Storage"));
base::CreateDirectory(new_storage_dir);
base::FilePath new_dom_storage = new_storage_dir
.Append(content::DOMStorageArea::DatabaseFileNameFromOrigin(origin));
base::FilePath new_dom_journal = new_dom_storage.ReplaceExtension(FILE_PATH_LITERAL("localstorage-journal"));
base::FilePath old_dom_journal = old_dom_storage.ReplaceExtension(FILE_PATH_LITERAL("localstorage-journal"));
if (!base::PathExists(new_dom_journal) && !base::PathExists(new_dom_storage)) {
base::Move(old_dom_journal, new_dom_journal);
base::Move(old_dom_storage, new_dom_storage);
LOG_IF(INFO, true) << "Migrate DOM storage from " << old_dom_storage.AsUTF8Unsafe() << " to " << new_dom_storage.AsUTF8Unsafe();
}
}
#if defined(OS_WIN)
base::FilePath old_websqldir = user_data_dir.DirName()
.Append(FILE_PATH_LITERAL("databases"));
#else
base::FilePath old_websqldir = user_data_dir
.Append(FILE_PATH_LITERAL("databases"));
#endif
base::FileEnumerator enum1(old_websqldir, false, base::FileEnumerator::DIRECTORIES, FILE_PATH_LITERAL("app_*"));
base::FilePath app_websql_dir = enum1.Next();
std::string old_id("file__0");
if (!app_websql_dir.empty())
old_id = app_websql_dir.BaseName().AsUTF8Unsafe();
if (base::PathExists(old_websqldir)) {
std::string id = domain.empty() ? crx_file::id_util::GenerateId(name) : domain;
GURL origin("chrome-extension://" + id + "/");
base::FilePath new_websql_dir = user_data_dir.Append(FILE_PATH_LITERAL("Default"))
.Append(FILE_PATH_LITERAL("databases"))
.AppendASCII(storage::GetIdentifierFromOrigin(origin));
if (!base::PathExists(new_websql_dir.DirName())) {
base::CreateDirectory(new_websql_dir.DirName());
base::CopyDirectory(old_websqldir, new_websql_dir.DirName().DirName(), true);
base::Move(new_websql_dir.DirName().Append(base::FilePath::FromUTF8Unsafe(old_id)), new_websql_dir);
base::FilePath metadb_path = new_websql_dir.DirName().Append(FILE_PATH_LITERAL("Databases.db"));
sql::Connection metadb;
if (metadb.Open(metadb_path) && sql::MetaTable::DoesTableExist(&metadb)) {
std::string stmt = "UPDATE Databases SET origin='" + storage::GetIdentifierFromOrigin(origin) + "' WHERE origin='" + old_id + "'";
if (!metadb.Execute(stmt.c_str()))
LOG_IF(INFO, true) << "Fail to execute migrate SQL.";
}
LOG_IF(INFO, true) << "Migrated WebSql DB from " << old_websqldir.AsUTF8Unsafe() << " to " << new_websql_dir.AsUTF8Unsafe();
}
}
#if defined(OS_WIN)
base::FilePath old_indexeddb = user_data_dir.DirName()
.Append(FILE_PATH_LITERAL("IndexedDB"))
.Append(FILE_PATH_LITERAL("file__0.indexeddb.leveldb"));
#else
base::FilePath old_indexeddb = user_data_dir
.Append(FILE_PATH_LITERAL("IndexedDB"))
.Append(FILE_PATH_LITERAL("file__0.indexeddb.leveldb"));
#endif
if (base::PathExists(old_indexeddb)) {
std::string id = domain.empty() ? crx_file::id_util::GenerateId(name) : domain;
GURL origin("chrome-extension://" + id + "/");
base::FilePath new_indexeddb_dir = user_data_dir.Append(FILE_PATH_LITERAL("Default"))
.Append(FILE_PATH_LITERAL("IndexedDB"))
.AppendASCII(storage::GetIdentifierFromOrigin(origin))
.AddExtension(FILE_PATH_LITERAL(".indexeddb.leveldb"));
if (!base::PathExists(new_indexeddb_dir.DirName())) {
base::CreateDirectory(new_indexeddb_dir.DirName());
base::CopyDirectory(old_indexeddb, new_indexeddb_dir.DirName(), true);
base::Move(new_indexeddb_dir.DirName().Append(FILE_PATH_LITERAL("file__0.indexeddb.leveldb")), new_indexeddb_dir);
LOG_IF(INFO, true) << "Migrated IndexedDB from " << old_indexeddb.AsUTF8Unsafe() << " to " << new_indexeddb_dir.AsUTF8Unsafe();
}
}
}
}
return content::RESULT_CODE_NORMAL_EXIT;
}
void MainPartsPostDestroyThreadsHook() {
ReleaseNWPackage();
}
void TryInjectStartScript(blink::WebLocalFrame* frame, const Extension* extension, bool start) {
RenderViewImpl* rv = RenderViewImpl::FromWebView(frame->view());
if (!rv)
return;
std::string js_fn = start ? rv->renderer_preferences().nw_inject_js_doc_start :
rv->renderer_preferences().nw_inject_js_doc_end;
if (js_fn.empty())
return;
base::FilePath fpath = base::FilePath::FromUTF8Unsafe(js_fn);
if (!fpath.IsAbsolute()) {
const Extension* extension = nullptr;
if (!extension) {
extension = RendererExtensionRegistry::Get()->GetByID(g_extension_id);
if (!extension)
return;
}
if (!(extension->is_extension() || extension->is_platform_app()))
return;
base::FilePath root(extension->path());
fpath = root.AppendASCII(js_fn);
}
v8::Local<v8::Context> v8_context = frame->mainWorldScriptContext();
std::string content;
if (!base::ReadFileToString(fpath, &content)) {
//LOG(WARNING) << "Failed to load js script file: " << js_file.value();
return;
}
base::string16 jscript = base::UTF8ToUTF16(content);
if (!v8_context.IsEmpty()) {
v8::MicrotasksScope microtasks(v8::Isolate::GetCurrent(), v8::MicrotasksScope::kDoNotRunMicrotasks);
blink::ScriptForbiddenScope::AllowUserAgentScript script;
v8::Context::Scope cscope(v8_context);
// v8::Handle<v8::Value> result;
frame->executeScriptAndReturnValue(WebScriptSource(jscript));
}
}
void DocumentFinishHook(blink::WebLocalFrame* frame,
const extensions::Extension* extension,
const GURL& effective_document_url) {
v8::Isolate* isolate = v8::Isolate::GetCurrent();
v8::HandleScope hscope(isolate);
TryInjectStartScript(frame, extension, false);
}
void DocumentHook2(bool start, content::RenderFrame* frame, Dispatcher* dispatcher) {
// ignore the first invocation of this hook for iframe
// or we'll trigger creating a context with invalid type
// there will follow another one with valid url
blink::ScriptForbiddenScope::AllowUserAgentScript script;
blink::WebLocalFrame* web_frame = frame->GetWebFrame();
GURL frame_url = ScriptContext::GetDataSourceURLForFrame(web_frame);
if (web_frame->parent() && (!frame_url.is_valid() || frame_url.is_empty()))
return;
v8::Isolate* isolate = v8::Isolate::GetCurrent();
v8::HandleScope scope(isolate);
v8::Local<v8::Context> v8_context = frame->GetRenderView()
->GetWebView()->mainFrame()->mainWorldScriptContext();
ScriptContext* script_context =
dispatcher->script_context_set().GetByV8Context(v8_context);
if (start)
TryInjectStartScript(web_frame, script_context ? script_context->extension() : nullptr, true);
if (!script_context)
return;
std::vector<v8::Handle<v8::Value> > arguments;
v8::Local<v8::Value> window =
web_frame->mainWorldScriptContext()->Global();
arguments.push_back(v8::Boolean::New(isolate, start));
arguments.push_back(window);
script_context->module_system()->CallModuleMethod("nw.Window", "onDocumentStartEnd", &arguments);
}
void DocumentElementHook(blink::WebLocalFrame* frame,
const extensions::Extension* extension,
const GURL& effective_document_url) {
// ignore the first invocation of this hook for iframe
// or we'll trigger creating a context with invalid type
// there will follow another one with valid url
blink::ScriptForbiddenScope::AllowUserAgentScript script;
GURL frame_url = ScriptContext::GetDataSourceURLForFrame(frame);
if (frame->parent() && (!frame_url.is_valid() || frame_url.is_empty()))
return;
v8::Isolate* isolate = v8::Isolate::GetCurrent();
v8::HandleScope hscope(isolate);
frame->document().getSecurityOrigin().grantUniversalAccess();
frame->setNodeJS(true);
std::string path = effective_document_url.path();
v8::Local<v8::Context> v8_context = frame->mainWorldScriptContext();
std::string root_path = extension->path().AsUTF8Unsafe();
base::FilePath root(extension->path());
if (!v8_context.IsEmpty()) {
v8::MicrotasksScope microtasks(v8::Isolate::GetCurrent(), v8::MicrotasksScope::kDoNotRunMicrotasks);
v8::Context::Scope cscope(v8_context);
// Make node's relative modules work
#if defined(OS_WIN)
base::ReplaceChars(root_path, "\\", "\\\\", &root_path);
#endif
base::ReplaceChars(root_path, "'", "\\'", &root_path);
v8::Local<v8::Script> script2 = v8::Script::Compile(v8::String::NewFromUtf8(isolate, (
"'use strict';"
"if (typeof nw != 'undefined' && typeof __filename == 'undefined') {"
" let root = '" + root_path + "';"
" let path = '" + path + "';"
"nw.__filename = root + path;"
"nw.__dirname = root;"
"}").c_str()),
v8::String::NewFromUtf8(isolate, "process_main2"));
CHECK(*script2);
script2->Run();
}
RenderViewImpl* rv = RenderViewImpl::FromWebView(frame->view());
if (!rv)
return;
ui::ResourceBundle* resource_bundle = &ResourceBundle::GetSharedInstance();
base::StringPiece resource =
resource_bundle->GetRawDataResource(IDR_NW_PRE13_SHIM_JS);
if (resource.empty())
return;
base::string16 jscript = base::UTF8ToUTF16(resource.as_string());
if (!v8_context.IsEmpty()) {
v8::MicrotasksScope microtasks(v8::Isolate::GetCurrent(), v8::MicrotasksScope::kDoNotRunMicrotasks);
v8::Context::Scope cscope(v8_context);
frame->executeScriptAndReturnValue(WebScriptSource(jscript));
}
}
void ContextCreationHook(blink::WebLocalFrame* frame, ScriptContext* context) {
v8::Isolate* isolate = context->isolate();
if (g_extension_id.empty())
g_extension_id = context->extension()->id();
bool nodejs_enabled = true;
context->extension()->manifest()->GetBoolean(manifest_keys::kNWJSEnableNode, &nodejs_enabled);
if (!nodejs_enabled)
return;
if (!g_is_node_initialized_fn())
g_setup_nwnode_fn(0, nullptr);
bool mixed_context = false;
context->extension()->manifest()->GetBoolean(manifest_keys::kNWJSMixedContext, &mixed_context);
v8::Local<v8::Context> node_context;
g_get_node_context_fn(&node_context);
if (node_context.IsEmpty() || mixed_context) {
{
int argc = 1;
char argv0[] = "node";
char* argv[3];
argv[0] = argv0;
argv[1] = argv[2] = nullptr;
std::string main_fn;
if (context->extension()->manifest()->GetString("node-main", &main_fn)) {
argc = 2;
argv[1] = strdup(main_fn.c_str());
}
v8::Isolate* isolate = v8::Isolate::GetCurrent();
v8::HandleScope scope(isolate);
v8::MicrotasksScope microtasks(isolate, v8::MicrotasksScope::kDoNotRunMicrotasks);
g_set_nw_tick_callback_fn(&CallNWTickCallback);
v8::Local<v8::Context> dom_context = context->v8_context();
if (!mixed_context)
g_set_node_context_fn(isolate, &dom_context);
dom_context->SetSecurityToken(v8::String::NewFromUtf8(isolate, "nw-token"));
dom_context->Enter();
g_start_nw_instance_fn(argc, argv, dom_context);
{
v8::Local<v8::Script> script =
v8::Script::Compile(v8::String::NewFromUtf8(isolate,
(std::string("process.versions['nw'] = '" NW_VERSION_STRING "';") +
"process.versions['node-webkit'] = '" NW_VERSION_STRING "';"
"process.versions['nw-commit-id'] = '" NW_COMMIT_HASH "';"
"process.versions['chromium'] = '" + chrome::kChromeVersion + "';").c_str()
));
script->Run();
}
if (context->extension()->manifest()->GetString(manifest_keys::kNWJSInternalMainFilename, &main_fn)) {
v8::Local<v8::Script> script = v8::Script::Compile(v8::String::NewFromUtf8(isolate,
("global.__filename = '" + main_fn + "';").c_str()));
script->Run();
}
{
std::string root_path = context->extension()->path().AsUTF8Unsafe();
#if defined(OS_WIN)
base::ReplaceChars(root_path, "\\", "\\\\", &root_path);
#endif
base::ReplaceChars(root_path, "'", "\\'", &root_path);
v8::Local<v8::Script> script = v8::Script::Compile(v8::String::NewFromUtf8(isolate,
("global.__dirname = '" + root_path + "';").c_str()));
script->Run();
}
bool content_verification = false;
if (context->extension()->manifest()->GetBoolean(manifest_keys::kNWJSContentVerifyFlag,
&content_verification) && content_verification) {
v8::Local<v8::Script> script =
v8::Script::Compile(v8::String::NewFromUtf8(isolate,
(std::string("global.__nwjs_cv = true;") +
"global.__nwjs_ext_id = '" + context->extension()->id() + "';").c_str()));
script->Run();
}
dom_context->Exit();
}
}
v8::Local<v8::Context> node_context2;
if (mixed_context)
node_context2 = context->v8_context();
else
g_get_node_context_fn(&node_context2);
v8::Local<v8::Context> g_context =
v8::Local<v8::Context>::New(isolate, node_context2);
v8::Local<v8::Object> node_global = g_context->Global();
if (!mixed_context) {
context->v8_context()->SetAlignedPointerInEmbedderData(NODE_CONTEXT_EMBEDDER_DATA_INDEX, g_get_node_env_fn());
context->v8_context()->SetSecurityToken(g_context->GetSecurityToken());
}
v8::Handle<v8::Object> nw = AsObjectOrEmpty(CreateNW(context, node_global, g_context));
v8::Local<v8::Array> symbols = v8::Array::New(isolate, 4);
symbols->Set(0, v8::String::NewFromUtf8(isolate, "global"));
symbols->Set(1, v8::String::NewFromUtf8(isolate, "process"));
symbols->Set(2, v8::String::NewFromUtf8(isolate, "Buffer"));
symbols->Set(3, v8::String::NewFromUtf8(isolate, "require"));
g_context->Enter();
for (unsigned i = 0; i < symbols->Length(); ++i) {
v8::Local<v8::Value> key = symbols->Get(i);
v8::Local<v8::Value> val = node_global->Get(key);
nw->Set(key, val);
}
g_context->Exit();
std::string set_nw_script = "'use strict';";
{
v8::MicrotasksScope microtasks(isolate, v8::MicrotasksScope::kDoNotRunMicrotasks);
v8::Context::Scope cscope(context->v8_context());
// Make node's relative modules work
std::string root_path = context->extension()->path().AsUTF8Unsafe();
GURL frame_url = ScriptContext::GetDataSourceURLForFrame(frame);
std::string url_path = frame_url.path();
#if defined(OS_WIN)
base::ReplaceChars(root_path, "\\", "\\\\", &root_path);
#endif
base::ReplaceChars(root_path, "'", "\\'", &root_path);
v8::Local<v8::Script> script = v8::Script::Compile(v8::String::NewFromUtf8(isolate, (
set_nw_script +
"nw.global.XMLHttpRequest = XMLHttpRequest;" +
// Make node's relative modules work
"if (typeof nw.process != 'undefined' && "
"(!nw.process.mainModule.filename || nw.process.mainModule.filename === 'blank' ||"
"nw.process.mainModule.filename.indexOf('_generated_background_page.html') >= 0)) {"
" let root = '" + root_path + "';"
" let p = '" + url_path + "';"
"nw.process.mainModule.filename = root + p;"
"nw.process.mainModule.paths = nw.global.require('module')._nodeModulePaths(nw.process.cwd());"
"nw.process.mainModule.loaded = true;"
"}").c_str()),
v8::String::NewFromUtf8(isolate, "process_main"));
CHECK(*script);
script->Run();
}
}
void AmendManifestContentScriptList(base::DictionaryValue* manifest,
const std::string& name,
const std::string& run_at) {
base::ListValue* scripts = NULL;
base::Value* temp_value = NULL;
bool amend = false;
if (manifest->Get(manifest_keys::kContentScripts, &temp_value))
if (temp_value->GetAsList(&scripts))
amend = true;
if (!scripts)
scripts = new base::ListValue();
std::string js;
if (manifest->GetString(name, &js)) {
base::ListValue* js_list = new base::ListValue();
js_list->Append(new base::StringValue(js));
base::ListValue* matches = new base::ListValue();
matches->Append(new base::StringValue("<all_urls>"));
base::ListValue* exclude_matches = new base::ListValue();
exclude_matches->Append(new base::StringValue("*://*/_generated_background_page.html"));
base::DictionaryValue* content_script = new base::DictionaryValue();
content_script->Set("js", js_list);
content_script->Set("matches", matches);
content_script->Set("exclude_matches", exclude_matches);
content_script->SetString("run_at", run_at);
content_script->SetBoolean("in_main_world", true);
scripts->Append(content_script);
if (!amend)
manifest->Set(manifest_keys::kContentScripts, scripts);
}
}
void AmendManifestStringList(base::DictionaryValue* manifest,
const std::string& path,
const std::string& string_value) {
base::ListValue* pattern_list = NULL;
base::Value* temp_pattern_value = NULL;
bool amend = false;
if (manifest->Get(path, &temp_pattern_value))
if (temp_pattern_value->GetAsList(&pattern_list))
amend = true;
if (!pattern_list)
pattern_list = new base::ListValue();
pattern_list->Append(new base::StringValue(string_value));
if (!amend)
manifest->Set(path, pattern_list);
}
void AmendManifestList(base::DictionaryValue* manifest,
const std::string& path,
const base::ListValue& list_value) {
base::ListValue* pattern_list = NULL;
if (manifest->GetList(path, &pattern_list)) {
base::ListValue::const_iterator it;
for(it = list_value.begin(); it != list_value.end(); ++it) {
pattern_list->Append((*it)->DeepCopy());
}
} else {
pattern_list = list_value.DeepCopy();
manifest->Set(path, pattern_list);
}
}
void LoadNWAppAsExtensionHook(base::DictionaryValue* manifest, std::string* error) {
if (!manifest)
return;
std::string main_url, bg_script, icon_path;
base::Value *node_remote = NULL;
nw::Package* package = nw::package();
manifest->SetBoolean(manifest_keys::kNWJSInternalFlag, true);
if (error && !package->cached_error_content().empty()) {
*error = package->cached_error_content();
return;
}
manifest->Set(manifest_keys::kNWJSInternalManifest, package->root()->DeepCopy());
if (manifest->GetString(manifest_keys::kNWJSMain, &main_url)) {
if (base::EndsWith(main_url, ".js", base::CompareCase::INSENSITIVE_ASCII)) {
AmendManifestStringList(manifest, manifest_keys::kPlatformAppBackgroundScripts, main_url);
manifest->SetString(manifest_keys::kNWJSInternalMainFilename, main_url);
}else
AmendManifestStringList(manifest, manifest_keys::kPlatformAppBackgroundScripts, "nwjs/default.js");
std::string bg_script;
if (manifest->GetString("bg-script", &bg_script))
AmendManifestStringList(manifest, manifest_keys::kPlatformAppBackgroundScripts, bg_script);
AmendManifestStringList(manifest, manifest_keys::kPermissions, "developerPrivate");
AmendManifestStringList(manifest, manifest_keys::kPermissions, "management");
AmendManifestStringList(manifest, manifest_keys::kPermissions, "<all_urls>");
}
if (manifest->GetString("window.icon", &icon_path)) {
if (GetPackageImage(package, base::FilePath::FromUTF8Unsafe(icon_path), &g_app_icon)) {
int width = g_app_icon.Width();
std::string key = "icons." + base::IntToString(width);
manifest->SetString(key, icon_path);
#if defined(OS_WIN)
g_window_hicon =
std::move(IconUtil::CreateHICONFromSkBitmapSizedTo(*g_app_icon.AsImageSkia().bitmap(),
GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON)));
g_app_hicon =
std::move(IconUtil::CreateHICONFromSkBitmapSizedTo(*g_app_icon.AsImageSkia().bitmap(),
GetSystemMetrics(SM_CXICON), GetSystemMetrics(SM_CYICON)));
#endif
}
}
if (manifest->Get(switches::kmRemotePages, &node_remote)) {
//FIXME: node-remote spec different with kWebURLs
std::string node_remote_string;
base::ListValue* node_remote_list = NULL;
if (node_remote->GetAsString(&node_remote_string)) {
node_remote_list = new base::ListValue();
node_remote_list->Append(new base::StringValue(node_remote_string));
} else if (node_remote->GetAsList(&node_remote_list)) {
// do nothing
}
if (node_remote_list)
AmendManifestList(manifest, manifest_keys::kWebURLs, *node_remote_list);
}
if (NWContentVerifierDelegate::GetDefaultMode() == ContentVerifierDelegate::ENFORCE_STRICT)
manifest->SetBoolean(manifest_keys::kNWJSContentVerifyFlag, true);
}
void RendererProcessTerminatedHook(content::RenderProcessHost* process,
const content::NotificationDetails& details) {
content::RenderProcessHost::RendererClosedDetails* process_details =
content::Details<content::RenderProcessHost::RendererClosedDetails>(details).ptr();
int exit_code = process_details->exit_code;
#if defined(OS_POSIX)
if (WIFEXITED(exit_code))
exit_code = WEXITSTATUS(exit_code);
#endif
SetExitCode(exit_code);
}
void OnRenderProcessShutdownHook(extensions::ScriptContext* context) {
v8::MicrotasksScope microtasks(v8::Isolate::GetCurrent(), v8::MicrotasksScope::kDoNotRunMicrotasks);
blink::ScriptForbiddenScope::AllowUserAgentScript script;
void* env = g_get_current_env_fn(context->v8_context());
if (g_is_node_initialized_fn()) {
g_emit_exit_fn(env);
g_run_at_exit_fn(env);
}
}
void KickNextTick() {
v8::MicrotasksScope microtasks(v8::Isolate::GetCurrent(), v8::MicrotasksScope::kDoNotRunMicrotasks);
void* env = g_get_node_env_fn();
if (env)
g_call_tick_callback_fn(env);
}
void willHandleNavigationPolicy(content::RenderView* rv,
blink::WebFrame* frame,
const blink::WebURLRequest& request,
blink::WebNavigationPolicy* policy,
blink::WebString* manifest,
bool new_win) {
v8::Isolate* isolate = v8::Isolate::GetCurrent();
v8::HandleScope scope(isolate);
v8::Handle<v8::Context> v8_context =
rv->GetWebView()->mainFrame()->mainWorldScriptContext();
ScriptContext* script_context =
g_dispatcher->script_context_set().GetByV8Context(v8_context);
//check extension for remote pages, which doesn't have appWindow object
if (!script_context || !script_context->extension())
return;
v8::Context::Scope cscope (v8_context);
v8::Handle<v8::Value> element = v8::Null(isolate);
v8::Handle<v8::Object> policy_obj = v8::Object::New(isolate);
#if 0
blink::LocalFrame* core_frame = blink::toWebLocalFrameImpl(frame)->frame();
if (core_frame->deprecatedLocalOwner()) {
element = blink::toV8((blink::HTMLElement*)core_frame->deprecatedLocalOwner(),
frame->mainWorldScriptContext()->Global(),
frame->mainWorldScriptContext()->GetIsolate());
}
#endif
std::vector<v8::Handle<v8::Value> > arguments;
arguments.push_back(element);
arguments.push_back(v8_str(request.url().string().utf8().c_str()));
arguments.push_back(policy_obj);
if (new_win) {
script_context->module_system()->CallModuleMethod("nw.Window",
"onNewWinPolicy", &arguments);
} else {
const char* req_context = nullptr;
switch (request.getRequestContext()) {
case blink::WebURLRequest::RequestContextHyperlink:
req_context = "hyperlink";
break;
case blink::WebURLRequest::RequestContextFrame:
req_context = "form";
break;
case blink::WebURLRequest::RequestContextLocation:
req_context = "location";
break;
default:
break;
}
if (req_context) {
arguments.push_back(v8_str(req_context));
script_context->module_system()->CallModuleMethod("nw.Window",
"onNavigation", &arguments);
}
}
std::unique_ptr<content::V8ValueConverter> converter(content::V8ValueConverter::create());
v8::Local<v8::Value> manifest_v8 = policy_obj->Get(v8_str("manifest"));
std::unique_ptr<base::Value> manifest_val(converter->FromV8Value(manifest_v8, v8_context));
std::string manifest_str;
if (manifest_val.get() && base::JSONWriter::Write(*manifest_val, &manifest_str)) {
*manifest = blink::WebString::fromUTF8(manifest_str.c_str());
}
v8::Local<v8::Value> val = policy_obj->Get(v8_str("val"));
if (!val->IsString())
return;
v8::String::Utf8Value policy_str(val);
if (!strcmp(*policy_str, "ignore"))
*policy = blink::WebNavigationPolicyIgnore;
else if (!strcmp(*policy_str, "download"))
*policy = blink::WebNavigationPolicyDownload;
else if (!strcmp(*policy_str, "current"))
*policy = blink::WebNavigationPolicyCurrentTab;
else if (!strcmp(*policy_str, "new-window"))
*policy = blink::WebNavigationPolicyNewWindow;
else if (!strcmp(*policy_str, "new-popup"))
*policy = blink::WebNavigationPolicyNewPopup;
}
void ExtensionDispatcherCreated(extensions::Dispatcher* dispatcher) {
g_dispatcher = dispatcher;
const base::CommandLine& command_line =
*base::CommandLine::ForCurrentProcess();
if (command_line.HasSwitch(switches::kDisableRAFThrottling))
g_skip_render_widget_hidden = true;
}
void CalcNewWinParams(content::WebContents* new_contents, void* params,
std::string* nw_inject_js_doc_start,
std::string* nw_inject_js_doc_end) {
extensions::AppWindow::CreateParams ret;
std::unique_ptr<base::Value> val;
std::unique_ptr<base::DictionaryValue> manifest = MergeManifest();
bool resizable;
if (manifest->GetBoolean(switches::kmResizable, &resizable)) {
ret.resizable = resizable;
}
bool fullscreen;
if (manifest->GetBoolean(switches::kmFullscreen, &fullscreen) && fullscreen) {
ret.state = ui::SHOW_STATE_FULLSCREEN;
}
int width = 0, height = 0;
if (manifest->GetInteger(switches::kmWidth, &width))
ret.content_spec.bounds.set_width(width);
if (manifest->GetInteger(switches::kmHeight, &height))
ret.content_spec.bounds.set_height(height);
int x = 0, y = 0;
if (manifest->GetInteger(switches::kmX, &x))
ret.window_spec.bounds.set_x(x);
if (manifest->GetInteger(switches::kmY, &y))
ret.window_spec.bounds.set_y(y);
bool top;
if (manifest->GetBoolean(switches::kmAlwaysOnTop, &top) && top) {
ret.always_on_top = true;
}
bool frame;
if (manifest->GetBoolean(switches::kmFrame, &frame) && !frame) {
ret.frame = extensions::AppWindow::FRAME_NONE;
}
bool all_workspaces;
if (manifest->GetBoolean(switches::kmVisibleOnAllWorkspaces, &all_workspaces)
&& all_workspaces) {
ret.visible_on_all_workspaces = true;
}
gfx::Size& minimum_size = ret.content_spec.minimum_size;
int min_height = 0, min_width = 0;
if (manifest->GetInteger(switches::kmMinWidth, &min_width))
minimum_size.set_width(min_width);
if (manifest->GetInteger(switches::kmMinHeight, &min_height))
minimum_size.set_height(min_height);
int max_height = 0, max_width = 0;