99 lines
2.7 KiB
C++
99 lines
2.7 KiB
C++
// Copyright (c) 2013 GitHub, Inc. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
#include "common/api/atom_bindings.h"
|
|
|
|
#include "base/debug/debugger.h"
|
|
#include "base/logging.h"
|
|
#include "vendor/node/src/node.h"
|
|
|
|
namespace atom {
|
|
|
|
namespace {
|
|
|
|
static uv_async_t dummy_uv_handle;
|
|
|
|
void UvNoOp(uv_async_t* handle, int status) {
|
|
}
|
|
|
|
} // namespace
|
|
|
|
// Defined in atom_extensions.cc.
|
|
node::node_module_struct* GetBuiltinModule(const char *name, bool is_browser);
|
|
|
|
AtomBindings::AtomBindings() {
|
|
uv_async_init(uv_default_loop(), &dummy_uv_handle, UvNoOp);
|
|
}
|
|
|
|
AtomBindings::~AtomBindings() {
|
|
}
|
|
|
|
void AtomBindings::BindTo(v8::Handle<v8::Object> process) {
|
|
v8::HandleScope scope;
|
|
|
|
node::SetMethod(process, "atomBinding", Binding);
|
|
node::SetMethod(process, "crash", Crash);
|
|
node::SetMethod(process, "activateUvLoop", ActivateUVLoop);
|
|
}
|
|
|
|
// static
|
|
v8::Handle<v8::Value> AtomBindings::Binding(const v8::Arguments& args) {
|
|
v8::HandleScope scope;
|
|
|
|
v8::Local<v8::String> module = args[0]->ToString();
|
|
v8::String::Utf8Value module_v(module);
|
|
node::node_module_struct* modp;
|
|
|
|
v8::Local<v8::Object> process = v8::Context::GetCurrent()->Global()->
|
|
Get(v8::String::New("process"))->ToObject();
|
|
DCHECK(!process.IsEmpty());
|
|
|
|
// is_browser = process.__atom_type == 'browser'.
|
|
bool is_browser = std::string("browser") == *v8::String::Utf8Value(
|
|
process->Get(v8::String::New("__atom_type")));
|
|
|
|
// Cached in process.__atom_binding_cache.
|
|
v8::Local<v8::Object> binding_cache;
|
|
v8::Local<v8::String> bc_name = v8::String::New("__atomBindingCache");
|
|
if (process->Has(bc_name)) {
|
|
binding_cache = process->Get(bc_name)->ToObject();
|
|
DCHECK(!binding_cache.IsEmpty());
|
|
} else {
|
|
binding_cache = v8::Object::New();
|
|
process->Set(bc_name, binding_cache);
|
|
}
|
|
|
|
v8::Local<v8::Object> exports;
|
|
|
|
if (binding_cache->Has(module)) {
|
|
exports = binding_cache->Get(module)->ToObject();
|
|
return scope.Close(exports);
|
|
}
|
|
|
|
if ((modp = GetBuiltinModule(*module_v, is_browser)) != NULL) {
|
|
exports = v8::Object::New();
|
|
// Internal bindings don't have a "module" object,
|
|
// only exports.
|
|
modp->register_func(exports, v8::Undefined());
|
|
binding_cache->Set(module, exports);
|
|
return scope.Close(exports);
|
|
}
|
|
|
|
return v8::ThrowException(v8::Exception::Error(
|
|
v8::String::New("No such module")));
|
|
}
|
|
|
|
// static
|
|
v8::Handle<v8::Value> AtomBindings::Crash(const v8::Arguments& args) {
|
|
base::debug::BreakDebugger();
|
|
return v8::Undefined();
|
|
}
|
|
|
|
// static
|
|
v8::Handle<v8::Value> AtomBindings::ActivateUVLoop(const v8::Arguments& args) {
|
|
uv_async_send(&dummy_uv_handle);
|
|
return v8::Undefined();
|
|
}
|
|
|
|
} // namespace atom
|