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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <jni.h>
#include "base/android/jni_string.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "content/public/browser/download_manager.h"
#include "content/public/browser/download_request_utils.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "ui/base/webui/web_ui_util.h"
#include "ui/gfx/android/java_bitmap.h"
// Must come after all headers that specialize FromJniType() / ToJniType().
#include "chrome/android/chrome_jni_headers/BitmapDownloadRequest_jni.h"
using base::android::ConvertJavaStringToUTF16;
using base::android::JavaParamRef;
static void JNI_BitmapDownloadRequest_DownloadBitmap(
JNIEnv* env,
const JavaParamRef<jstring>& j_filename,
const JavaParamRef<jobject>& j_bitmap) {
std::u16string filename(ConvertJavaStringToUTF16(env, j_filename));
SkBitmap bitmap =
gfx::CreateSkBitmapFromJavaBitmap(gfx::JavaBitmap(j_bitmap));
const GURL data_url = GURL(webui::GetBitmapDataUrl(bitmap));
content::DownloadManager* download_manager =
ProfileManager::GetLastUsedProfile()->GetDownloadManager();
net::NetworkTrafficAnnotationTag traffic_annotation =
net::DefineNetworkTrafficAnnotation("download_bitmap", R"(
semantics {
sender: "Sharing Hub Android"
description:
"Download bitmap request sent by chrome browser share component on Android."
trigger: "User clicks 'download' from Sharing Hub on Android."
data: "Bitmap generated by Sharing Hub feature."
destination: LOCAL
}
policy {
cookies_allowed: NO
setting:
"Users cannot disable this feature."
policy_exception_justification:
"N/A"
})");
auto params = std::make_unique<download::DownloadUrlParameters>(
data_url, traffic_annotation);
params->set_suggested_name(filename);
download_manager->DownloadUrl(std::move(params));
}
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