chrome/browser/android/download/chrome_download_delegate.cc

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/android/download/chrome_download_delegate.h"
   6
   7 #include <jni.h>
   8
   9 #include "base/android/jni_android.h"
  10 #include "base/android/jni_string.h"
  11 #include "base/android/scoped_java_ref.h"
  12 #include "base/bind.h"
  13 #include "base/callback.h"
  14 #include "base/files/file_path.h"
  15 #include "base/memory/weak_ptr.h"
  16 #include "chrome/browser/android/download/android_download_manager_overwrite_infobar_delegate.h"
  17 #include "chrome/browser/android/tab_android.h"
  18 #include "chrome/browser/download/download_extensions.h"
  19 #include "chrome/browser/infobars/infobar_service.h"
  20 #include "chrome/grit/generated_resources.h"
  21 #include "content/public/browser/android/download_controller_android.h"
  22 #include "jni/ChromeDownloadDelegate_jni.h"
  23 #include "ui/base/l10n/l10n_util.h"
  24
  25 // Gets the download warning text for the given file name.
  26 static ScopedJavaLocalRef<jstring> GetDownloadWarningText(JNIEnv* env,
  27                                                           jclass clazz,
  28                                                           jstring filename) {
  29   return base::android::ConvertUTF8ToJavaString(
  30       env, l10n_util::GetStringFUTF8(
  31                IDS_PROMPT_DANGEROUS_DOWNLOAD,
  32                base::android::ConvertJavaStringToUTF16(env, filename)));
  33 }
  34
  35 // Returns true if a file name is dangerous, or false otherwise.
  36 static jboolean IsDownloadDangerous(
  37     JNIEnv* env, jclass clazz, jstring filename) {
  38   base::FilePath path(base::android::ConvertJavaStringToUTF8(env, filename));
  39   return download_util::GetFileDangerLevel(path) !=
  40       download_util::NOT_DANGEROUS;
  41 }
  42
  43 // Called when a dangerous download is validated.
  44 static void DangerousDownloadValidated(
  45     JNIEnv* env, jclass clazz, jobject tab, jint download_id, jboolean accept) {
  46   TabAndroid* tab_android = TabAndroid::GetNativeTab(env, tab);
  47   content::DownloadControllerAndroid::Get()->DangerousDownloadValidated(
  48       tab_android->web_contents(), download_id, accept);
  49 }
  50
  51 // static
  52 void ChromeDownloadDelegate::EnqueueDownloadManagerRequest(
  53     jobject chrome_download_delegate,
  54     bool overwrite,
  55     jobject download_info) {
  56   JNIEnv* env = base::android::AttachCurrentThread();
  57
  58   Java_ChromeDownloadDelegate_enqueueDownloadManagerRequestFromNative(
  59       env, chrome_download_delegate, overwrite, download_info);
  60 }
  61
  62 // Called when we need to interrupt download and ask users whether to overwrite
  63 // an existing file.
  64 static void LaunchDownloadOverwriteInfoBar(JNIEnv* env,
  65                                            jclass clazz,
  66                                            jobject delegate,
  67                                            jobject tab,
  68                                            jobject download_info,
  69                                            jstring jfile_name,
  70                                            jstring jdir_name,
  71                                            jstring jdir_full_path) {
  72   TabAndroid* tab_android = TabAndroid::GetNativeTab(env, tab);
  73
  74   std::string file_name =
  75       base::android::ConvertJavaStringToUTF8(env, jfile_name);
  76   std::string dir_name = base::android::ConvertJavaStringToUTF8(env, jdir_name);
  77   std::string dir_full_path =
  78       base::android::ConvertJavaStringToUTF8(env, jdir_full_path);
  79
  80   chrome::android::AndroidDownloadManagerOverwriteInfoBarDelegate::Create(
  81       InfoBarService::FromWebContents(tab_android->web_contents()), file_name,
  82       dir_name, dir_full_path, delegate, download_info);
  83 }
  84
  85 bool RegisterChromeDownloadDelegate(JNIEnv* env) {
  86   return RegisterNativesImpl(env);
  87 }