/
atom_api_protocol.cc
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/
atom_api_protocol.cc
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// Copyright (c) 2013 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#include "atom/browser/api/atom_api_protocol.h"
#include "atom/browser/atom_browser_client.h"
#include "atom/browser/atom_browser_main_parts.h"
#include "atom/browser/browser.h"
#include "atom/browser/net/url_request_async_asar_job.h"
#include "atom/browser/net/url_request_buffer_job.h"
#include "atom/browser/net/url_request_fetch_job.h"
#include "atom/browser/net/url_request_stream_job.h"
#include "atom/browser/net/url_request_string_job.h"
#include "atom/common/native_mate_converters/callback.h"
#include "atom/common/native_mate_converters/value_converter.h"
#include "atom/common/node_includes.h"
#include "atom/common/options_switches.h"
#include "base/command_line.h"
#include "base/strings/string_util.h"
#include "content/public/browser/child_process_security_policy.h"
#include "native_mate/dictionary.h"
#include "url/url_util.h"
using content::BrowserThread;
namespace atom {
namespace api {
namespace {
// List of registered custom standard schemes.
std::vector<std::string> g_standard_schemes;
} // namespace
std::vector<std::string> GetStandardSchemes() {
return g_standard_schemes;
}
void RegisterStandardSchemes(const std::vector<std::string>& schemes,
mate::Arguments* args) {
g_standard_schemes = schemes;
mate::Dictionary opts;
bool secure = false;
args->GetNext(&opts) && opts.Get("secure", &secure);
// Dynamically register the schemes.
auto* policy = content::ChildProcessSecurityPolicy::GetInstance();
for (const std::string& scheme : schemes) {
url::AddStandardScheme(scheme.c_str(), url::SCHEME_WITH_HOST);
if (secure) {
url::AddSecureScheme(scheme.c_str());
}
policy->RegisterWebSafeScheme(scheme);
}
// Add the schemes to command line switches, so child processes can also
// register them.
base::CommandLine::ForCurrentProcess()->AppendSwitchASCII(
atom::switches::kStandardSchemes, base::JoinString(schemes, ","));
if (secure) {
base::CommandLine::ForCurrentProcess()->AppendSwitchASCII(
atom::switches::kSecureSchemes, base::JoinString(schemes, ","));
}
}
Protocol::Protocol(v8::Isolate* isolate, AtomBrowserContext* browser_context)
: browser_context_(browser_context), weak_factory_(this) {
Init(isolate);
}
Protocol::~Protocol() {}
void Protocol::RegisterServiceWorkerSchemes(
const std::vector<std::string>& schemes) {
atom::AtomBrowserClient::SetCustomServiceWorkerSchemes(schemes);
}
void Protocol::UnregisterProtocol(const std::string& scheme,
mate::Arguments* args) {
CompletionCallback callback;
args->GetNext(&callback);
auto* getter = browser_context_->GetRequestContext();
content::BrowserThread::PostTaskAndReplyWithResult(
content::BrowserThread::IO, FROM_HERE,
base::BindOnce(&Protocol::UnregisterProtocolInIO,
base::RetainedRef(getter), scheme),
base::BindOnce(&Protocol::OnIOCompleted, GetWeakPtr(), callback));
}
// static
Protocol::ProtocolError Protocol::UnregisterProtocolInIO(
scoped_refptr<brightray::URLRequestContextGetter> request_context_getter,
const std::string& scheme) {
auto* job_factory = static_cast<AtomURLRequestJobFactory*>(
request_context_getter->job_factory());
if (!job_factory->HasProtocolHandler(scheme))
return PROTOCOL_NOT_REGISTERED;
job_factory->SetProtocolHandler(scheme, nullptr);
return PROTOCOL_OK;
}
void Protocol::IsProtocolHandled(const std::string& scheme,
const BooleanCallback& callback) {
auto* getter = browser_context_->GetRequestContext();
content::BrowserThread::PostTaskAndReplyWithResult(
content::BrowserThread::IO, FROM_HERE,
base::Bind(&Protocol::IsProtocolHandledInIO, base::RetainedRef(getter),
scheme),
callback);
}
// static
bool Protocol::IsProtocolHandledInIO(
scoped_refptr<brightray::URLRequestContextGetter> request_context_getter,
const std::string& scheme) {
return request_context_getter->job_factory()->IsHandledProtocol(scheme);
}
void Protocol::UninterceptProtocol(const std::string& scheme,
mate::Arguments* args) {
CompletionCallback callback;
args->GetNext(&callback);
auto* getter = browser_context_->GetRequestContext();
content::BrowserThread::PostTaskAndReplyWithResult(
content::BrowserThread::IO, FROM_HERE,
base::BindOnce(&Protocol::UninterceptProtocolInIO,
base::RetainedRef(getter), scheme),
base::BindOnce(&Protocol::OnIOCompleted, GetWeakPtr(), callback));
}
// static
Protocol::ProtocolError Protocol::UninterceptProtocolInIO(
scoped_refptr<brightray::URLRequestContextGetter> request_context_getter,
const std::string& scheme) {
return static_cast<AtomURLRequestJobFactory*>(
request_context_getter->job_factory())
->UninterceptProtocol(scheme)
? PROTOCOL_OK
: PROTOCOL_NOT_INTERCEPTED;
}
void Protocol::OnIOCompleted(const CompletionCallback& callback,
ProtocolError error) {
// The completion callback is optional.
if (callback.is_null())
return;
v8::Locker locker(isolate());
v8::HandleScope handle_scope(isolate());
if (error == PROTOCOL_OK) {
callback.Run(v8::Null(isolate()));
} else {
std::string str = ErrorCodeToString(error);
callback.Run(v8::Exception::Error(mate::StringToV8(isolate(), str)));
}
}
std::string Protocol::ErrorCodeToString(ProtocolError error) {
switch (error) {
case PROTOCOL_FAIL:
return "Failed to manipulate protocol factory";
case PROTOCOL_REGISTERED:
return "The scheme has been registered";
case PROTOCOL_NOT_REGISTERED:
return "The scheme has not been registered";
case PROTOCOL_INTERCEPTED:
return "The scheme has been intercepted";
case PROTOCOL_NOT_INTERCEPTED:
return "The scheme has not been intercepted";
default:
return "Unexpected error";
}
}
// static
mate::Handle<Protocol> Protocol::Create(v8::Isolate* isolate,
AtomBrowserContext* browser_context) {
return mate::CreateHandle(isolate, new Protocol(isolate, browser_context));
}
// static
void Protocol::BuildPrototype(v8::Isolate* isolate,
v8::Local<v8::FunctionTemplate> prototype) {
prototype->SetClassName(mate::StringToV8(isolate, "Protocol"));
mate::ObjectTemplateBuilder(isolate, prototype->PrototypeTemplate())
.SetMethod("registerServiceWorkerSchemes",
&Protocol::RegisterServiceWorkerSchemes)
.SetMethod("registerStringProtocol",
&Protocol::RegisterProtocol<URLRequestStringJob>)
.SetMethod("registerBufferProtocol",
&Protocol::RegisterProtocol<URLRequestBufferJob>)
.SetMethod("registerFileProtocol",
&Protocol::RegisterProtocol<URLRequestAsyncAsarJob>)
.SetMethod("registerHttpProtocol",
&Protocol::RegisterProtocol<URLRequestFetchJob>)
.SetMethod("registerStreamProtocol",
&Protocol::RegisterProtocol<URLRequestStreamJob>)
.SetMethod("unregisterProtocol", &Protocol::UnregisterProtocol)
.SetMethod("isProtocolHandled", &Protocol::IsProtocolHandled)
.SetMethod("interceptStringProtocol",
&Protocol::InterceptProtocol<URLRequestStringJob>)
.SetMethod("interceptBufferProtocol",
&Protocol::InterceptProtocol<URLRequestBufferJob>)
.SetMethod("interceptFileProtocol",
&Protocol::InterceptProtocol<URLRequestAsyncAsarJob>)
.SetMethod("interceptHttpProtocol",
&Protocol::InterceptProtocol<URLRequestFetchJob>)
.SetMethod("interceptStreamProtocol",
&Protocol::InterceptProtocol<URLRequestStreamJob>)
.SetMethod("uninterceptProtocol", &Protocol::UninterceptProtocol);
}
} // namespace api
} // namespace atom
namespace {
void RegisterStandardSchemes(const std::vector<std::string>& schemes,
mate::Arguments* args) {
if (atom::Browser::Get()->is_ready()) {
args->ThrowError(
"protocol.registerStandardSchemes should be called before "
"app is ready");
return;
}
atom::api::RegisterStandardSchemes(schemes, args);
}
void Initialize(v8::Local<v8::Object> exports,
v8::Local<v8::Value> unused,
v8::Local<v8::Context> context,
void* priv) {
v8::Isolate* isolate = context->GetIsolate();
mate::Dictionary dict(isolate, exports);
dict.SetMethod("registerStandardSchemes", &RegisterStandardSchemes);
dict.SetMethod("getStandardSchemes", &atom::api::GetStandardSchemes);
}
} // namespace
NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_protocol, Initialize)