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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "select_file_dialog_android.h"
#include "base/android/jni_android.h"
#include "base/android/jni_array.h"
#include "base/android/jni_string.h"
#include "base/android/scoped_java_ref.h"
#include "base/check.h"
#include "base/notreached.h"
#include "base/strings/string_split.h"
#include "base/strings/string_util.h"
#include "base/strings/utf_string_conversions.h"
#include "ui/android/window_android.h"
#include "ui/shell_dialogs/select_file_policy.h"
#include "ui/shell_dialogs/selected_file_info.h"
#include "url/gurl.h"
// Must come after all headers that specialize FromJniType() / ToJniType().
#include "ui/base/select_file_dialog_jni_headers/SelectFileDialog_jni.h"
using base::android::ConvertJavaStringToUTF8;
using base::android::JavaParamRef;
using base::android::ScopedJavaLocalRef;
namespace ui {
namespace {
constexpr char kGetContent[] = "android.intent.action.GET_CONTENT";
constexpr char kOpenDocument[] = "android.intent.action.OPEN_DOCUMENT";
constexpr char kCreateDocument[] = "android.intent.action.CREATE_DOCUMENT";
constexpr char kOpenDocumentTree[] = "android.intent.action.OPEN_DOCUMENT_TREE";
std::string IntentActionFromType(SelectFileDialog::Type type,
bool open_writable) {
switch (type) {
case SelectFileDialog::SELECT_NONE:
return kGetContent;
case SelectFileDialog::SELECT_OPEN_FILE:
case SelectFileDialog::SELECT_OPEN_MULTI_FILE:
return open_writable ? kOpenDocument : kGetContent;
case SelectFileDialog::SELECT_SAVEAS_FILE:
return kCreateDocument;
case SelectFileDialog::SELECT_FOLDER:
case SelectFileDialog::SELECT_UPLOAD_FOLDER:
case SelectFileDialog::SELECT_EXISTING_FOLDER:
return kOpenDocumentTree;
}
}
} // namespace
// static
SelectFileDialogImpl* SelectFileDialogImpl::Create(
Listener* listener,
std::unique_ptr<SelectFilePolicy> policy) {
return new SelectFileDialogImpl(listener, std::move(policy));
}
void SelectFileDialogImpl::OnFileSelected(
JNIEnv* env,
const JavaParamRef<jobject>& java_object,
const JavaParamRef<jstring>& filepath,
const JavaParamRef<jstring>& display_name) {
if (!listener_)
return;
std::string path = ConvertJavaStringToUTF8(env, filepath);
std::string file_name = ConvertJavaStringToUTF8(env, display_name);
base::FilePath file_path = base::FilePath(path);
ui::SelectedFileInfo file_info(file_path);
if (!file_name.empty())
file_info.display_name = file_name;
listener_->FileSelected(file_info, 0);
}
void SelectFileDialogImpl::OnMultipleFilesSelected(
JNIEnv* env,
const JavaParamRef<jobject>& java_object,
const JavaParamRef<jobjectArray>& filepaths,
const JavaParamRef<jobjectArray>& display_names) {
if (!listener_)
return;
std::vector<ui::SelectedFileInfo> selected_files;
jsize length = env->GetArrayLength(filepaths);
DCHECK(length == env->GetArrayLength(display_names));
for (int i = 0; i < length; ++i) {
ScopedJavaLocalRef<jstring> path_ref(
env, static_cast<jstring>(env->GetObjectArrayElement(filepaths, i)));
base::FilePath file_path =
base::FilePath(ConvertJavaStringToUTF8(env, path_ref));
ScopedJavaLocalRef<jstring> display_name_ref(
env,
static_cast<jstring>(env->GetObjectArrayElement(display_names, i)));
std::string display_name =
ConvertJavaStringToUTF8(env, display_name_ref.obj());
ui::SelectedFileInfo file_info(file_path);
file_info.display_name = display_name;
selected_files.push_back(file_info);
}
listener_->MultiFilesSelected(selected_files);
}
void SelectFileDialogImpl::OnFileNotSelected(
JNIEnv* env,
const JavaParamRef<jobject>& java_object) {
if (listener_)
listener_->FileSelectionCanceled();
}
bool SelectFileDialogImpl::IsRunning(gfx::NativeWindow) const {
return listener_;
}
void SelectFileDialogImpl::ListenerDestroyed() {
listener_ = nullptr;
}
void SelectFileDialogImpl::SetAcceptTypes(std::vector<std::u16string> types) {
accept_types_ = std::move(types);
}
void SelectFileDialogImpl::SetUseMediaCapture(bool use_media_capture) {
use_media_capture_ = use_media_capture;
}
void SelectFileDialogImpl::SetOpenWritable(bool open_writable) {
open_writable_ = open_writable;
}
void SelectFileDialogImpl::SelectFileImpl(
SelectFileDialog::Type type,
const std::u16string& title,
const base::FilePath& default_path,
const SelectFileDialog::FileTypeInfo* file_types,
int file_type_index,
const std::string& default_extension,
gfx::NativeWindow owning_window,
const GURL* caller) {
JNIEnv* env = base::android::AttachCurrentThread();
ScopedJavaLocalRef<jstring> intent_action =
base::android::ConvertUTF8ToJavaString(
env, IntentActionFromType(type, open_writable_));
ScopedJavaLocalRef<jobjectArray> accept_types_java =
base::android::ToJavaArrayOfStrings(env, accept_types_);
bool accept_multiple_files = SelectFileDialog::SELECT_OPEN_MULTI_FILE == type;
base::FilePath default_directory;
base::FilePath suggested_name;
// If default_path ends with a separator, then suggested_name was empty.
if (default_path.EndsWithSeparator()) {
default_directory = default_path;
} else {
default_directory = default_path.DirName();
suggested_name = default_path.BaseName();
}
if (!default_directory.IsContentUri()) {
default_directory = base::FilePath();
}
Java_SelectFileDialog_selectFile(
env, java_object_, intent_action, accept_types_java, use_media_capture_,
accept_multiple_files, default_directory.value(), suggested_name.value(),
owning_window->GetJavaObject());
}
SelectFileDialogImpl::~SelectFileDialogImpl() {
JNIEnv* env = base::android::AttachCurrentThread();
Java_SelectFileDialog_nativeDestroyed(env, java_object_);
}
SelectFileDialogImpl::SelectFileDialogImpl(
Listener* listener,
std::unique_ptr<SelectFilePolicy> policy)
: SelectFileDialog(listener, std::move(policy)) {
JNIEnv* env = base::android::AttachCurrentThread();
// TODO(crbug.com/1365766): The `intptr_t` to `this` might get stale.
java_object_.Reset(
Java_SelectFileDialog_create(env, reinterpret_cast<intptr_t>(this)));
}
bool SelectFileDialogImpl::HasMultipleFileTypeChoicesImpl() {
NOTIMPLEMENTED();
return false;
}
SelectFileDialog* CreateSelectFileDialog(
SelectFileDialog::Listener* listener,
std::unique_ptr<SelectFilePolicy> policy) {
return SelectFileDialogImpl::Create(listener, std::move(policy));
}
} // namespace ui
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