Stub for ARC print Bridge

components/arc/print/arc_print_bridge.cc

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "components/arc/print/arc_print_bridge.h"
+
+#include <utility>
+
+//#include "ash/new_window_delegate.h"
+//#include "ash/shell.h"
+//#include "ash/shell_delegate.h"
+#include "base/files/file.h"
+#include "base/files/scoped_file.h"
+#include "base/logging.h"
+#include "base/strings/utf_string_conversions.h"
+#include "base/threading/thread_checker.h"
+#include "components/arc/arc_bridge_service.h"
+#include "mojo/edk/embedder/embedder.h"
+#include "url/gurl.h"
+
+namespace arc {
+
+ArcPrintBridge::ArcPrintBridge(ArcBridgeService* bridge_service)
+    : ArcService(bridge_service), binding_(this) {
+  arc_bridge_service()->AddObserver(this);
+}
+
+ArcPrintBridge::~ArcPrintBridge() {
+  arc_bridge_service()->RemoveObserver(this);
+}
+
+void ArcPrintBridge::OnPrintInstanceReady() {
+  mojom::PrintInstance* print_instance = arc_bridge_service()->print_instance();
+  if (!print_instance) {
+    LOG(ERROR) << "OnPrintInstanceReady called, but no print instance found";
+    return;
+  }
+
+  print_instance->Init(binding_.CreateInterfacePtrAndBind());
+}
+
+void ArcPrintBridge::Print(mojo::ScopedHandle file) {
+  LOG(ERROR) << "Print called!!! " << file.get().value();
+
+  if (!file.is_valid()) {
+    LOG(ERROR) << "handle is invalid";
+    return;
+  }
+
+  mojo::edk::ScopedPlatformHandle scoped_platform_handle;
+  MojoResult mojo_result = mojo::edk::PassWrappedPlatformHandle(
+      file.release().value(), &scoped_platform_handle);
+  if (mojo_result != MOJO_RESULT_OK) {
+    LOG(ERROR) << "PassWrappedPlatformHandle failed: " << mojo_result;
+    return;
+  }
+
+  base::ScopedFD fd(scoped_platform_handle.release().handle);
+
+  base::FileDescriptor fn(fd.release(), true);
+  LOG(ERROR) << "File opened";
+  base::File fl(fn.fd);
+  LOG(ERROR) << "File length" << fl.GetLength();
+
+  base::FilePath filePath(FILE_PATH_LITERAL("/tmp/test.pdf"));
+  base::File out(filePath,
+      base::File::FLAG_CREATE_ALWAYS | base::File::FLAG_WRITE);
+
+  char buf[8192];
+  int bytes;
+  while ((bytes = read(fn.fd, buf, 8192)) > 0) {
+    LOG(ERROR) << "READ " << bytes;
+    out.WriteAtCurrentPos(buf, bytes);
+  }
+
+  LOG(ERROR) << "Result code: " << errno;
+
+  out.Flush();
+  out.Close();
+//  fd.release();
+
+//  GURL gurl("file:///tmp/test.pdf");
+//  ash::Shell::GetInstance()->delegate()->OpenUrl(gurl);
+
+}
+
+}  // namespace arc